@@ -210,5 +210,3 @@ source "drivers/gpu/drm/mgag200/Kconfig"
source "drivers/gpu/drm/cirrus/Kconfig"
source "drivers/gpu/drm/shmobile/Kconfig"
-
-source "drivers/gpu/drm/tegra/Kconfig"
@@ -49,5 +49,4 @@ obj-$(CONFIG_DRM_GMA500) += gma500/
obj-$(CONFIG_DRM_UDL) += udl/
obj-$(CONFIG_DRM_AST) += ast/
obj-$(CONFIG_DRM_SHMOBILE) +=shmobile/
-obj-$(CONFIG_DRM_TEGRA) += tegra/
obj-y += i2c/
deleted file mode 100644
@@ -1,23 +0,0 @@
-config DRM_TEGRA
- tristate "NVIDIA Tegra DRM"
- depends on DRM && OF && ARCH_TEGRA
- select DRM_KMS_HELPER
- select DRM_GEM_CMA_HELPER
- select DRM_KMS_CMA_HELPER
- select FB_CFB_FILLRECT
- select FB_CFB_COPYAREA
- select FB_CFB_IMAGEBLIT
- help
- Choose this option if you have an NVIDIA Tegra SoC.
-
- To compile this driver as a module, choose M here: the module
- will be called tegra-drm.
-
-if DRM_TEGRA
-
-config DRM_TEGRA_DEBUG
- bool "NVIDIA Tegra DRM debug support"
- help
- Say yes here to enable debugging support.
-
-endif
deleted file mode 100644
@@ -1,7 +0,0 @@
-ccflags-y := -Iinclude/drm
-ccflags-$(CONFIG_DRM_TEGRA_DEBUG) += -DDEBUG
-
-tegra-drm-y := drm.o fb.o dc.o host1x.o
-tegra-drm-y += output.o rgb.o hdmi.o
-
-obj-$(CONFIG_DRM_TEGRA) += tegra-drm.o
deleted file mode 100644
@@ -1,833 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/clk.h>
-#include <linux/debugfs.h>
-#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/platform_device.h>
-
-#include <mach/clk.h>
-
-#include "drm.h"
-#include "dc.h"
-
-struct tegra_dc_window {
- fixed20_12 x;
- fixed20_12 y;
- fixed20_12 w;
- fixed20_12 h;
- unsigned int outx;
- unsigned int outy;
- unsigned int outw;
- unsigned int outh;
- unsigned int stride;
- unsigned int fmt;
-};
-
-static const struct drm_crtc_funcs tegra_crtc_funcs = {
- .set_config = drm_crtc_helper_set_config,
- .destroy = drm_crtc_cleanup,
-};
-
-static void tegra_crtc_dpms(struct drm_crtc *crtc, int mode)
-{
-}
-
-static bool tegra_crtc_mode_fixup(struct drm_crtc *crtc,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted)
-{
- return true;
-}
-
-static inline u32 compute_dda_inc(fixed20_12 inf, unsigned int out, bool v,
- unsigned int bpp)
-{
- fixed20_12 outf = dfixed_init(out);
- u32 dda_inc;
- int max;
-
- if (v)
- max = 15;
- else {
- switch (bpp) {
- case 2:
- max = 8;
- break;
-
- default:
- WARN_ON_ONCE(1);
- /* fallthrough */
- case 4:
- max = 4;
- break;
- }
- }
-
- outf.full = max_t(u32, outf.full - dfixed_const(1), dfixed_const(1));
- inf.full -= dfixed_const(1);
-
- dda_inc = dfixed_div(inf, outf);
- dda_inc = min_t(u32, dda_inc, dfixed_const(max));
-
- return dda_inc;
-}
-
-static inline u32 compute_initial_dda(fixed20_12 in)
-{
- return dfixed_frac(in);
-}
-
-static int tegra_dc_set_timings(struct tegra_dc *dc,
- struct drm_display_mode *mode)
-{
- /* TODO: For HDMI compliance, h & v ref_to_sync should be set to 1 */
- unsigned int h_ref_to_sync = 0;
- unsigned int v_ref_to_sync = 0;
- unsigned long value;
-
- tegra_dc_writel(dc, 0x0, DC_DISP_DISP_TIMING_OPTIONS);
-
- value = (v_ref_to_sync << 16) | h_ref_to_sync;
- tegra_dc_writel(dc, value, DC_DISP_REF_TO_SYNC);
-
- value = ((mode->vsync_end - mode->vsync_start) << 16) |
- ((mode->hsync_end - mode->hsync_start) << 0);
- tegra_dc_writel(dc, value, DC_DISP_SYNC_WIDTH);
-
- value = ((mode->vtotal - mode->vsync_end) << 16) |
- ((mode->htotal - mode->hsync_end) << 0);
- tegra_dc_writel(dc, value, DC_DISP_BACK_PORCH);
-
- value = ((mode->vsync_start - mode->vdisplay) << 16) |
- ((mode->hsync_start - mode->hdisplay) << 0);
- tegra_dc_writel(dc, value, DC_DISP_FRONT_PORCH);
-
- value = (mode->vdisplay << 16) | mode->hdisplay;
- tegra_dc_writel(dc, value, DC_DISP_ACTIVE);
-
- return 0;
-}
-
-static int tegra_crtc_setup_clk(struct drm_crtc *crtc,
- struct drm_display_mode *mode,
- unsigned long *div)
-{
- unsigned long pclk = mode->clock * 1000, rate;
- struct tegra_dc *dc = to_tegra_dc(crtc);
- struct tegra_output *output = NULL;
- struct drm_encoder *encoder;
- long err;
-
- list_for_each_entry(encoder, &crtc->dev->mode_config.encoder_list, head)
- if (encoder->crtc == crtc) {
- output = encoder_to_output(encoder);
- break;
- }
-
- if (!output)
- return -ENODEV;
-
- /*
- * This assumes that the display controller will divide its parent
- * clock by 2 to generate the pixel clock.
- */
- err = tegra_output_setup_clock(output, dc->clk, pclk * 2);
- if (err < 0) {
- dev_err(dc->dev, "failed to setup clock: %ld\n", err);
- return err;
- }
-
- rate = clk_get_rate(dc->clk);
- *div = (rate * 2 / pclk) - 2;
-
- DRM_DEBUG_KMS("rate: %lu, div: %lu\n", rate, *div);
-
- return 0;
-}
-
-static int tegra_crtc_mode_set(struct drm_crtc *crtc,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted,
- int x, int y, struct drm_framebuffer *old_fb)
-{
- struct tegra_framebuffer *fb = to_tegra_fb(crtc->fb);
- struct tegra_dc *dc = to_tegra_dc(crtc);
- unsigned int h_dda, v_dda, bpp;
- struct tegra_dc_window win;
- unsigned long div, value;
- int err;
-
- err = tegra_crtc_setup_clk(crtc, mode, &div);
- if (err) {
- dev_err(dc->dev, "failed to setup clock for CRTC: %d\n", err);
- return err;
- }
-
- /* program display mode */
- tegra_dc_set_timings(dc, mode);
-
- value = DE_SELECT_ACTIVE | DE_CONTROL_NORMAL;
- tegra_dc_writel(dc, value, DC_DISP_DATA_ENABLE_OPTIONS);
-
- value = tegra_dc_readl(dc, DC_COM_PIN_OUTPUT_POLARITY(1));
- value &= ~LVS_OUTPUT_POLARITY_LOW;
- value &= ~LHS_OUTPUT_POLARITY_LOW;
- tegra_dc_writel(dc, value, DC_COM_PIN_OUTPUT_POLARITY(1));
-
- value = DISP_DATA_FORMAT_DF1P1C | DISP_ALIGNMENT_MSB |
- DISP_ORDER_RED_BLUE;
- tegra_dc_writel(dc, value, DC_DISP_DISP_INTERFACE_CONTROL);
-
- tegra_dc_writel(dc, 0x00010001, DC_DISP_SHIFT_CLOCK_OPTIONS);
-
- value = SHIFT_CLK_DIVIDER(div) | PIXEL_CLK_DIVIDER_PCD1;
- tegra_dc_writel(dc, value, DC_DISP_DISP_CLOCK_CONTROL);
-
- /* setup window parameters */
- memset(&win, 0, sizeof(win));
- win.x.full = dfixed_const(0);
- win.y.full = dfixed_const(0);
- win.w.full = dfixed_const(mode->hdisplay);
- win.h.full = dfixed_const(mode->vdisplay);
- win.outx = 0;
- win.outy = 0;
- win.outw = mode->hdisplay;
- win.outh = mode->vdisplay;
-
- switch (crtc->fb->pixel_format) {
- case DRM_FORMAT_XRGB8888:
- win.fmt = WIN_COLOR_DEPTH_B8G8R8A8;
- break;
-
- case DRM_FORMAT_RGB565:
- win.fmt = WIN_COLOR_DEPTH_B5G6R5;
- break;
-
- default:
- win.fmt = WIN_COLOR_DEPTH_B8G8R8A8;
- WARN_ON(1);
- break;
- }
-
- bpp = crtc->fb->bits_per_pixel / 8;
- win.stride = crtc->fb->pitches[0];
-
- /* program window registers */
- value = WINDOW_A_SELECT;
- tegra_dc_writel(dc, value, DC_CMD_DISPLAY_WINDOW_HEADER);
-
- tegra_dc_writel(dc, win.fmt, DC_WIN_COLOR_DEPTH);
- tegra_dc_writel(dc, 0, DC_WIN_BYTE_SWAP);
-
- value = V_POSITION(win.outy) | H_POSITION(win.outx);
- tegra_dc_writel(dc, value, DC_WIN_POSITION);
-
- value = V_SIZE(win.outh) | H_SIZE(win.outw);
- tegra_dc_writel(dc, value, DC_WIN_SIZE);
-
- value = V_PRESCALED_SIZE(dfixed_trunc(win.h)) |
- H_PRESCALED_SIZE(dfixed_trunc(win.w) * bpp);
- tegra_dc_writel(dc, value, DC_WIN_PRESCALED_SIZE);
-
- h_dda = compute_dda_inc(win.w, win.outw, false, bpp);
- v_dda = compute_dda_inc(win.h, win.outh, true, bpp);
-
- value = V_DDA_INC(v_dda) | H_DDA_INC(h_dda);
- tegra_dc_writel(dc, value, DC_WIN_DDA_INC);
-
- h_dda = compute_initial_dda(win.x);
- v_dda = compute_initial_dda(win.y);
-
- tegra_dc_writel(dc, h_dda, DC_WIN_H_INITIAL_DDA);
- tegra_dc_writel(dc, v_dda, DC_WIN_V_INITIAL_DDA);
-
- tegra_dc_writel(dc, 0, DC_WIN_UV_BUF_STRIDE);
- tegra_dc_writel(dc, 0, DC_WIN_BUF_STRIDE);
-
- tegra_dc_writel(dc, fb->obj->paddr, DC_WINBUF_START_ADDR);
- tegra_dc_writel(dc, win.stride, DC_WIN_LINE_STRIDE);
- tegra_dc_writel(dc, dfixed_trunc(win.x) * bpp,
- DC_WINBUF_ADDR_H_OFFSET);
- tegra_dc_writel(dc, dfixed_trunc(win.y), DC_WINBUF_ADDR_V_OFFSET);
-
- value = WIN_ENABLE;
-
- if (bpp < 24)
- value |= COLOR_EXPAND;
-
- tegra_dc_writel(dc, value, DC_WIN_WIN_OPTIONS);
-
- tegra_dc_writel(dc, 0xff00, DC_WIN_BLEND_NOKEY);
- tegra_dc_writel(dc, 0xff00, DC_WIN_BLEND_1WIN);
-
- return 0;
-}
-
-static void tegra_crtc_prepare(struct drm_crtc *crtc)
-{
- struct tegra_dc *dc = to_tegra_dc(crtc);
- unsigned int syncpt;
- unsigned long value;
-
- /* hardware initialization */
- tegra_periph_reset_deassert(dc->clk);
- usleep_range(10000, 20000);
-
- if (dc->pipe)
- syncpt = SYNCPT_VBLANK1;
- else
- syncpt = SYNCPT_VBLANK0;
-
- /* initialize display controller */
- tegra_dc_writel(dc, 0x00000100, DC_CMD_GENERAL_INCR_SYNCPT_CNTRL);
- tegra_dc_writel(dc, 0x100 | syncpt, DC_CMD_CONT_SYNCPT_VSYNC);
-
- value = WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT | WIN_A_OF_INT;
- tegra_dc_writel(dc, value, DC_CMD_INT_TYPE);
-
- value = WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT |
- WIN_A_OF_INT | WIN_B_OF_INT | WIN_C_OF_INT;
- tegra_dc_writel(dc, value, DC_CMD_INT_POLARITY);
-
- value = PW0_ENABLE | PW1_ENABLE | PW2_ENABLE | PW3_ENABLE |
- PW4_ENABLE | PM0_ENABLE | PM1_ENABLE;
- tegra_dc_writel(dc, value, DC_CMD_DISPLAY_POWER_CONTROL);
-
- value = tegra_dc_readl(dc, DC_CMD_DISPLAY_COMMAND);
- value |= DISP_CTRL_MODE_C_DISPLAY;
- tegra_dc_writel(dc, value, DC_CMD_DISPLAY_COMMAND);
-
- /* initialize timer */
- value = CURSOR_THRESHOLD(0) | WINDOW_A_THRESHOLD(0x20) |
- WINDOW_B_THRESHOLD(0x20) | WINDOW_C_THRESHOLD(0x20);
- tegra_dc_writel(dc, value, DC_DISP_DISP_MEM_HIGH_PRIORITY);
-
- value = CURSOR_THRESHOLD(0) | WINDOW_A_THRESHOLD(1) |
- WINDOW_B_THRESHOLD(1) | WINDOW_C_THRESHOLD(1);
- tegra_dc_writel(dc, value, DC_DISP_DISP_MEM_HIGH_PRIORITY_TIMER);
-
- value = VBLANK_INT | WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT;
- tegra_dc_writel(dc, value, DC_CMD_INT_MASK);
-
- value = VBLANK_INT | WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT;
- tegra_dc_writel(dc, value, DC_CMD_INT_ENABLE);
-}
-
-static void tegra_crtc_commit(struct drm_crtc *crtc)
-{
- struct tegra_dc *dc = to_tegra_dc(crtc);
- unsigned long update_mask;
- unsigned long value;
-
- update_mask = GENERAL_ACT_REQ | WIN_A_ACT_REQ;
-
- tegra_dc_writel(dc, update_mask << 8, DC_CMD_STATE_CONTROL);
-
- value = tegra_dc_readl(dc, DC_CMD_INT_ENABLE);
- value |= FRAME_END_INT;
- tegra_dc_writel(dc, value, DC_CMD_INT_ENABLE);
-
- value = tegra_dc_readl(dc, DC_CMD_INT_MASK);
- value |= FRAME_END_INT;
- tegra_dc_writel(dc, value, DC_CMD_INT_MASK);
-
- tegra_dc_writel(dc, update_mask, DC_CMD_STATE_CONTROL);
-}
-
-static void tegra_crtc_load_lut(struct drm_crtc *crtc)
-{
-}
-
-static const struct drm_crtc_helper_funcs tegra_crtc_helper_funcs = {
- .dpms = tegra_crtc_dpms,
- .mode_fixup = tegra_crtc_mode_fixup,
- .mode_set = tegra_crtc_mode_set,
- .prepare = tegra_crtc_prepare,
- .commit = tegra_crtc_commit,
- .load_lut = tegra_crtc_load_lut,
-};
-
-static irqreturn_t tegra_drm_irq(int irq, void *data)
-{
- struct tegra_dc *dc = data;
- unsigned long status;
-
- status = tegra_dc_readl(dc, DC_CMD_INT_STATUS);
- tegra_dc_writel(dc, status, DC_CMD_INT_STATUS);
-
- if (status & FRAME_END_INT) {
- /*
- dev_dbg(dc->dev, "%s(): frame end\n", __func__);
- */
- }
-
- if (status & VBLANK_INT) {
- /*
- dev_dbg(dc->dev, "%s(): vertical blank\n", __func__);
- */
- drm_handle_vblank(dc->base.dev, dc->pipe);
- }
-
- if (status & (WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT)) {
- /*
- dev_dbg(dc->dev, "%s(): underflow\n", __func__);
- */
- }
-
- return IRQ_HANDLED;
-}
-
-static int tegra_dc_show_regs(struct seq_file *s, void *data)
-{
- struct drm_info_node *node = s->private;
- struct tegra_dc *dc = node->info_ent->data;
-
-#define DUMP_REG(name) \
- seq_printf(s, "%-40s %#05x %08lx\n", #name, name, \
- tegra_dc_readl(dc, name))
-
- DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT);
- DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT_CNTRL);
- DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT_ERROR);
- DUMP_REG(DC_CMD_WIN_A_INCR_SYNCPT);
- DUMP_REG(DC_CMD_WIN_A_INCR_SYNCPT_CNTRL);
- DUMP_REG(DC_CMD_WIN_A_INCR_SYNCPT_ERROR);
- DUMP_REG(DC_CMD_WIN_B_INCR_SYNCPT);
- DUMP_REG(DC_CMD_WIN_B_INCR_SYNCPT_CNTRL);
- DUMP_REG(DC_CMD_WIN_B_INCR_SYNCPT_ERROR);
- DUMP_REG(DC_CMD_WIN_C_INCR_SYNCPT);
- DUMP_REG(DC_CMD_WIN_C_INCR_SYNCPT_CNTRL);
- DUMP_REG(DC_CMD_WIN_C_INCR_SYNCPT_ERROR);
- DUMP_REG(DC_CMD_CONT_SYNCPT_VSYNC);
- DUMP_REG(DC_CMD_DISPLAY_COMMAND_OPTION0);
- DUMP_REG(DC_CMD_DISPLAY_COMMAND);
- DUMP_REG(DC_CMD_SIGNAL_RAISE);
- DUMP_REG(DC_CMD_DISPLAY_POWER_CONTROL);
- DUMP_REG(DC_CMD_INT_STATUS);
- DUMP_REG(DC_CMD_INT_MASK);
- DUMP_REG(DC_CMD_INT_ENABLE);
- DUMP_REG(DC_CMD_INT_TYPE);
- DUMP_REG(DC_CMD_INT_POLARITY);
- DUMP_REG(DC_CMD_SIGNAL_RAISE1);
- DUMP_REG(DC_CMD_SIGNAL_RAISE2);
- DUMP_REG(DC_CMD_SIGNAL_RAISE3);
- DUMP_REG(DC_CMD_STATE_ACCESS);
- DUMP_REG(DC_CMD_STATE_CONTROL);
- DUMP_REG(DC_CMD_DISPLAY_WINDOW_HEADER);
- DUMP_REG(DC_CMD_REG_ACT_CONTROL);
- DUMP_REG(DC_COM_CRC_CONTROL);
- DUMP_REG(DC_COM_CRC_CHECKSUM);
- DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(0));
- DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(1));
- DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(2));
- DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(3));
- DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(0));
- DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(1));
- DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(2));
- DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(3));
- DUMP_REG(DC_COM_PIN_OUTPUT_DATA(0));
- DUMP_REG(DC_COM_PIN_OUTPUT_DATA(1));
- DUMP_REG(DC_COM_PIN_OUTPUT_DATA(2));
- DUMP_REG(DC_COM_PIN_OUTPUT_DATA(3));
- DUMP_REG(DC_COM_PIN_INPUT_ENABLE(0));
- DUMP_REG(DC_COM_PIN_INPUT_ENABLE(1));
- DUMP_REG(DC_COM_PIN_INPUT_ENABLE(2));
- DUMP_REG(DC_COM_PIN_INPUT_ENABLE(3));
- DUMP_REG(DC_COM_PIN_INPUT_DATA(0));
- DUMP_REG(DC_COM_PIN_INPUT_DATA(1));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(0));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(1));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(2));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(3));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(4));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(5));
- DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(6));
- DUMP_REG(DC_COM_PIN_MISC_CONTROL);
- DUMP_REG(DC_COM_PIN_PM0_CONTROL);
- DUMP_REG(DC_COM_PIN_PM0_DUTY_CYCLE);
- DUMP_REG(DC_COM_PIN_PM1_CONTROL);
- DUMP_REG(DC_COM_PIN_PM1_DUTY_CYCLE);
- DUMP_REG(DC_COM_SPI_CONTROL);
- DUMP_REG(DC_COM_SPI_START_BYTE);
- DUMP_REG(DC_COM_HSPI_WRITE_DATA_AB);
- DUMP_REG(DC_COM_HSPI_WRITE_DATA_CD);
- DUMP_REG(DC_COM_HSPI_CS_DC);
- DUMP_REG(DC_COM_SCRATCH_REGISTER_A);
- DUMP_REG(DC_COM_SCRATCH_REGISTER_B);
- DUMP_REG(DC_COM_GPIO_CTRL);
- DUMP_REG(DC_COM_GPIO_DEBOUNCE_COUNTER);
- DUMP_REG(DC_COM_CRC_CHECKSUM_LATCHED);
- DUMP_REG(DC_DISP_DISP_SIGNAL_OPTIONS0);
- DUMP_REG(DC_DISP_DISP_SIGNAL_OPTIONS1);
- DUMP_REG(DC_DISP_DISP_WIN_OPTIONS);
- DUMP_REG(DC_DISP_DISP_MEM_HIGH_PRIORITY);
- DUMP_REG(DC_DISP_DISP_MEM_HIGH_PRIORITY_TIMER);
- DUMP_REG(DC_DISP_DISP_TIMING_OPTIONS);
- DUMP_REG(DC_DISP_REF_TO_SYNC);
- DUMP_REG(DC_DISP_SYNC_WIDTH);
- DUMP_REG(DC_DISP_BACK_PORCH);
- DUMP_REG(DC_DISP_ACTIVE);
- DUMP_REG(DC_DISP_FRONT_PORCH);
- DUMP_REG(DC_DISP_H_PULSE0_CONTROL);
- DUMP_REG(DC_DISP_H_PULSE0_POSITION_A);
- DUMP_REG(DC_DISP_H_PULSE0_POSITION_B);
- DUMP_REG(DC_DISP_H_PULSE0_POSITION_C);
- DUMP_REG(DC_DISP_H_PULSE0_POSITION_D);
- DUMP_REG(DC_DISP_H_PULSE1_CONTROL);
- DUMP_REG(DC_DISP_H_PULSE1_POSITION_A);
- DUMP_REG(DC_DISP_H_PULSE1_POSITION_B);
- DUMP_REG(DC_DISP_H_PULSE1_POSITION_C);
- DUMP_REG(DC_DISP_H_PULSE1_POSITION_D);
- DUMP_REG(DC_DISP_H_PULSE2_CONTROL);
- DUMP_REG(DC_DISP_H_PULSE2_POSITION_A);
- DUMP_REG(DC_DISP_H_PULSE2_POSITION_B);
- DUMP_REG(DC_DISP_H_PULSE2_POSITION_C);
- DUMP_REG(DC_DISP_H_PULSE2_POSITION_D);
- DUMP_REG(DC_DISP_V_PULSE0_CONTROL);
- DUMP_REG(DC_DISP_V_PULSE0_POSITION_A);
- DUMP_REG(DC_DISP_V_PULSE0_POSITION_B);
- DUMP_REG(DC_DISP_V_PULSE0_POSITION_C);
- DUMP_REG(DC_DISP_V_PULSE1_CONTROL);
- DUMP_REG(DC_DISP_V_PULSE1_POSITION_A);
- DUMP_REG(DC_DISP_V_PULSE1_POSITION_B);
- DUMP_REG(DC_DISP_V_PULSE1_POSITION_C);
- DUMP_REG(DC_DISP_V_PULSE2_CONTROL);
- DUMP_REG(DC_DISP_V_PULSE2_POSITION_A);
- DUMP_REG(DC_DISP_V_PULSE3_CONTROL);
- DUMP_REG(DC_DISP_V_PULSE3_POSITION_A);
- DUMP_REG(DC_DISP_M0_CONTROL);
- DUMP_REG(DC_DISP_M1_CONTROL);
- DUMP_REG(DC_DISP_DI_CONTROL);
- DUMP_REG(DC_DISP_PP_CONTROL);
- DUMP_REG(DC_DISP_PP_SELECT_A);
- DUMP_REG(DC_DISP_PP_SELECT_B);
- DUMP_REG(DC_DISP_PP_SELECT_C);
- DUMP_REG(DC_DISP_PP_SELECT_D);
- DUMP_REG(DC_DISP_DISP_CLOCK_CONTROL);
- DUMP_REG(DC_DISP_DISP_INTERFACE_CONTROL);
- DUMP_REG(DC_DISP_DISP_COLOR_CONTROL);
- DUMP_REG(DC_DISP_SHIFT_CLOCK_OPTIONS);
- DUMP_REG(DC_DISP_DATA_ENABLE_OPTIONS);
- DUMP_REG(DC_DISP_SERIAL_INTERFACE_OPTIONS);
- DUMP_REG(DC_DISP_LCD_SPI_OPTIONS);
- DUMP_REG(DC_DISP_BORDER_COLOR);
- DUMP_REG(DC_DISP_COLOR_KEY0_LOWER);
- DUMP_REG(DC_DISP_COLOR_KEY0_UPPER);
- DUMP_REG(DC_DISP_COLOR_KEY1_LOWER);
- DUMP_REG(DC_DISP_COLOR_KEY1_UPPER);
- DUMP_REG(DC_DISP_CURSOR_FOREGROUND);
- DUMP_REG(DC_DISP_CURSOR_BACKGROUND);
- DUMP_REG(DC_DISP_CURSOR_START_ADDR);
- DUMP_REG(DC_DISP_CURSOR_START_ADDR_NS);
- DUMP_REG(DC_DISP_CURSOR_POSITION);
- DUMP_REG(DC_DISP_CURSOR_POSITION_NS);
- DUMP_REG(DC_DISP_INIT_SEQ_CONTROL);
- DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_A);
- DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_B);
- DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_C);
- DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_D);
- DUMP_REG(DC_DISP_DC_MCCIF_FIFOCTRL);
- DUMP_REG(DC_DISP_MCCIF_DISPLAY0A_HYST);
- DUMP_REG(DC_DISP_MCCIF_DISPLAY0B_HYST);
- DUMP_REG(DC_DISP_MCCIF_DISPLAY1A_HYST);
- DUMP_REG(DC_DISP_MCCIF_DISPLAY1B_HYST);
- DUMP_REG(DC_DISP_DAC_CRT_CTRL);
- DUMP_REG(DC_DISP_DISP_MISC_CONTROL);
- DUMP_REG(DC_DISP_SD_CONTROL);
- DUMP_REG(DC_DISP_SD_CSC_COEFF);
- DUMP_REG(DC_DISP_SD_LUT(0));
- DUMP_REG(DC_DISP_SD_LUT(1));
- DUMP_REG(DC_DISP_SD_LUT(2));
- DUMP_REG(DC_DISP_SD_LUT(3));
- DUMP_REG(DC_DISP_SD_LUT(4));
- DUMP_REG(DC_DISP_SD_LUT(5));
- DUMP_REG(DC_DISP_SD_LUT(6));
- DUMP_REG(DC_DISP_SD_LUT(7));
- DUMP_REG(DC_DISP_SD_LUT(8));
- DUMP_REG(DC_DISP_SD_FLICKER_CONTROL);
- DUMP_REG(DC_DISP_DC_PIXEL_COUNT);
- DUMP_REG(DC_DISP_SD_HISTOGRAM(0));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(1));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(2));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(3));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(4));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(5));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(6));
- DUMP_REG(DC_DISP_SD_HISTOGRAM(7));
- DUMP_REG(DC_DISP_SD_BL_TF(0));
- DUMP_REG(DC_DISP_SD_BL_TF(1));
- DUMP_REG(DC_DISP_SD_BL_TF(2));
- DUMP_REG(DC_DISP_SD_BL_TF(3));
- DUMP_REG(DC_DISP_SD_BL_CONTROL);
- DUMP_REG(DC_DISP_SD_HW_K_VALUES);
- DUMP_REG(DC_DISP_SD_MAN_K_VALUES);
- DUMP_REG(DC_WIN_WIN_OPTIONS);
- DUMP_REG(DC_WIN_BYTE_SWAP);
- DUMP_REG(DC_WIN_BUFFER_CONTROL);
- DUMP_REG(DC_WIN_COLOR_DEPTH);
- DUMP_REG(DC_WIN_POSITION);
- DUMP_REG(DC_WIN_SIZE);
- DUMP_REG(DC_WIN_PRESCALED_SIZE);
- DUMP_REG(DC_WIN_H_INITIAL_DDA);
- DUMP_REG(DC_WIN_V_INITIAL_DDA);
- DUMP_REG(DC_WIN_DDA_INC);
- DUMP_REG(DC_WIN_LINE_STRIDE);
- DUMP_REG(DC_WIN_BUF_STRIDE);
- DUMP_REG(DC_WIN_UV_BUF_STRIDE);
- DUMP_REG(DC_WIN_BUFFER_ADDR_MODE);
- DUMP_REG(DC_WIN_DV_CONTROL);
- DUMP_REG(DC_WIN_BLEND_NOKEY);
- DUMP_REG(DC_WIN_BLEND_1WIN);
- DUMP_REG(DC_WIN_BLEND_2WIN_X);
- DUMP_REG(DC_WIN_BLEND_2WIN_Y);
- DUMP_REG(DC_WIN_BLEND32WIN_XY);
- DUMP_REG(DC_WIN_HP_FETCH_CONTROL);
- DUMP_REG(DC_WINBUF_START_ADDR);
- DUMP_REG(DC_WINBUF_START_ADDR_NS);
- DUMP_REG(DC_WINBUF_START_ADDR_U);
- DUMP_REG(DC_WINBUF_START_ADDR_U_NS);
- DUMP_REG(DC_WINBUF_START_ADDR_V);
- DUMP_REG(DC_WINBUF_START_ADDR_V_NS);
- DUMP_REG(DC_WINBUF_ADDR_H_OFFSET);
- DUMP_REG(DC_WINBUF_ADDR_H_OFFSET_NS);
- DUMP_REG(DC_WINBUF_ADDR_V_OFFSET);
- DUMP_REG(DC_WINBUF_ADDR_V_OFFSET_NS);
- DUMP_REG(DC_WINBUF_UFLOW_STATUS);
- DUMP_REG(DC_WINBUF_AD_UFLOW_STATUS);
- DUMP_REG(DC_WINBUF_BD_UFLOW_STATUS);
- DUMP_REG(DC_WINBUF_CD_UFLOW_STATUS);
-
-#undef DUMP_REG
-
- return 0;
-}
-
-static struct drm_info_list debugfs_files[] = {
- { "regs", tegra_dc_show_regs, 0, NULL },
-};
-
-static int tegra_dc_debugfs_init(struct tegra_dc *dc, struct drm_minor *minor)
-{
- unsigned int i;
- char *name;
- int err;
-
- name = kasprintf(GFP_KERNEL, "dc.%d", dc->pipe);
- dc->debugfs = debugfs_create_dir(name, minor->debugfs_root);
- kfree(name);
-
- if (!dc->debugfs)
- return -ENOMEM;
-
- dc->debugfs_files = kmemdup(debugfs_files, sizeof(debugfs_files),
- GFP_KERNEL);
- if (!dc->debugfs_files) {
- err = -ENOMEM;
- goto remove;
- }
-
- for (i = 0; i < ARRAY_SIZE(debugfs_files); i++)
- dc->debugfs_files[i].data = dc;
-
- err = drm_debugfs_create_files(dc->debugfs_files,
- ARRAY_SIZE(debugfs_files),
- dc->debugfs, minor);
- if (err < 0)
- goto free;
-
- dc->minor = minor;
-
- return 0;
-
-free:
- kfree(dc->debugfs_files);
- dc->debugfs_files = NULL;
-remove:
- debugfs_remove(dc->debugfs);
- dc->debugfs = NULL;
-
- return err;
-}
-
-static int tegra_dc_debugfs_exit(struct tegra_dc *dc)
-{
- drm_debugfs_remove_files(dc->debugfs_files, ARRAY_SIZE(debugfs_files),
- dc->minor);
- dc->minor = NULL;
-
- kfree(dc->debugfs_files);
- dc->debugfs_files = NULL;
-
- debugfs_remove(dc->debugfs);
- dc->debugfs = NULL;
-
- return 0;
-}
-
-static int tegra_dc_drm_init(struct host1x_client *client,
- struct drm_device *drm)
-{
- struct tegra_dc *dc = host1x_client_to_dc(client);
- int err;
-
- dc->pipe = drm->mode_config.num_crtc;
-
- drm_crtc_init(drm, &dc->base, &tegra_crtc_funcs);
- drm_mode_crtc_set_gamma_size(&dc->base, 256);
- drm_crtc_helper_add(&dc->base, &tegra_crtc_helper_funcs);
-
- err = tegra_dc_rgb_init(drm, dc);
- if (err < 0 && err != -ENODEV) {
- dev_err(dc->dev, "failed to initialize RGB output: %d\n", err);
- return err;
- }
-
- if (IS_ENABLED(CONFIG_DEBUG_FS)) {
- err = tegra_dc_debugfs_init(dc, drm->primary);
- if (err < 0)
- dev_err(dc->dev, "debugfs setup failed: %d\n", err);
- }
-
- err = devm_request_irq(dc->dev, dc->irq, tegra_drm_irq, 0,
- dev_name(dc->dev), dc);
- if (err < 0) {
- dev_err(dc->dev, "failed to request IRQ#%u: %d\n", dc->irq,
- err);
- return err;
- }
-
- return 0;
-}
-
-static int tegra_dc_drm_exit(struct host1x_client *client)
-{
- struct tegra_dc *dc = host1x_client_to_dc(client);
- int err;
-
- devm_free_irq(dc->dev, dc->irq, dc);
-
- if (IS_ENABLED(CONFIG_DEBUG_FS)) {
- err = tegra_dc_debugfs_exit(dc);
- if (err < 0)
- dev_err(dc->dev, "debugfs cleanup failed: %d\n", err);
- }
-
- err = tegra_dc_rgb_exit(dc);
- if (err) {
- dev_err(dc->dev, "failed to shutdown RGB output: %d\n", err);
- return err;
- }
-
- return 0;
-}
-
-static const struct host1x_client_ops dc_client_ops = {
- .drm_init = tegra_dc_drm_init,
- .drm_exit = tegra_dc_drm_exit,
-};
-
-static int tegra_dc_probe(struct platform_device *pdev)
-{
- struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
- struct resource *regs;
- struct tegra_dc *dc;
- int err;
-
- dc = devm_kzalloc(&pdev->dev, sizeof(*dc), GFP_KERNEL);
- if (!dc)
- return -ENOMEM;
-
- INIT_LIST_HEAD(&dc->list);
- dc->dev = &pdev->dev;
-
- dc->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(dc->clk)) {
- dev_err(&pdev->dev, "failed to get clock\n");
- return PTR_ERR(dc->clk);
- }
-
- err = clk_prepare_enable(dc->clk);
- if (err < 0)
- return err;
-
- regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!regs) {
- dev_err(&pdev->dev, "failed to get registers\n");
- return -ENXIO;
- }
-
- dc->regs = devm_request_and_ioremap(&pdev->dev, regs);
- if (!dc->regs) {
- dev_err(&pdev->dev, "failed to remap registers\n");
- return -ENXIO;
- }
-
- dc->irq = platform_get_irq(pdev, 0);
- if (dc->irq < 0) {
- dev_err(&pdev->dev, "failed to get IRQ\n");
- return -ENXIO;
- }
-
- INIT_LIST_HEAD(&dc->client.list);
- dc->client.ops = &dc_client_ops;
- dc->client.dev = &pdev->dev;
-
- err = tegra_dc_rgb_probe(dc);
- if (err < 0 && err != -ENODEV) {
- dev_err(&pdev->dev, "failed to probe RGB output: %d\n", err);
- return err;
- }
-
- err = host1x_register_client(host1x, &dc->client);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to register host1x client: %d\n",
- err);
- return err;
- }
-
- platform_set_drvdata(pdev, dc);
-
- return 0;
-}
-
-static int tegra_dc_remove(struct platform_device *pdev)
-{
- struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
- struct tegra_dc *dc = platform_get_drvdata(pdev);
- int err;
-
- err = host1x_unregister_client(host1x, &dc->client);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to unregister host1x client: %d\n",
- err);
- return err;
- }
-
- clk_disable_unprepare(dc->clk);
-
- return 0;
-}
-
-static struct of_device_id tegra_dc_of_match[] = {
- { .compatible = "nvidia,tegra30-dc", },
- { .compatible = "nvidia,tegra20-dc", },
- { },
-};
-
-struct platform_driver tegra_dc_driver = {
- .driver = {
- .name = "tegra-dc",
- .owner = THIS_MODULE,
- .of_match_table = tegra_dc_of_match,
- },
- .probe = tegra_dc_probe,
- .remove = tegra_dc_remove,
-};
deleted file mode 100644
@@ -1,388 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef TEGRA_DC_H
-#define TEGRA_DC_H 1
-
-#define DC_CMD_GENERAL_INCR_SYNCPT 0x000
-#define DC_CMD_GENERAL_INCR_SYNCPT_CNTRL 0x001
-#define DC_CMD_GENERAL_INCR_SYNCPT_ERROR 0x002
-#define DC_CMD_WIN_A_INCR_SYNCPT 0x008
-#define DC_CMD_WIN_A_INCR_SYNCPT_CNTRL 0x009
-#define DC_CMD_WIN_A_INCR_SYNCPT_ERROR 0x00a
-#define DC_CMD_WIN_B_INCR_SYNCPT 0x010
-#define DC_CMD_WIN_B_INCR_SYNCPT_CNTRL 0x011
-#define DC_CMD_WIN_B_INCR_SYNCPT_ERROR 0x012
-#define DC_CMD_WIN_C_INCR_SYNCPT 0x018
-#define DC_CMD_WIN_C_INCR_SYNCPT_CNTRL 0x019
-#define DC_CMD_WIN_C_INCR_SYNCPT_ERROR 0x01a
-#define DC_CMD_CONT_SYNCPT_VSYNC 0x028
-#define DC_CMD_DISPLAY_COMMAND_OPTION0 0x031
-#define DC_CMD_DISPLAY_COMMAND 0x032
-#define DISP_CTRL_MODE_STOP (0 << 5)
-#define DISP_CTRL_MODE_C_DISPLAY (1 << 5)
-#define DISP_CTRL_MODE_NC_DISPLAY (2 << 5)
-#define DC_CMD_SIGNAL_RAISE 0x033
-#define DC_CMD_DISPLAY_POWER_CONTROL 0x036
-#define PW0_ENABLE (1 << 0)
-#define PW1_ENABLE (1 << 2)
-#define PW2_ENABLE (1 << 4)
-#define PW3_ENABLE (1 << 6)
-#define PW4_ENABLE (1 << 8)
-#define PM0_ENABLE (1 << 16)
-#define PM1_ENABLE (1 << 18)
-
-#define DC_CMD_INT_STATUS 0x037
-#define DC_CMD_INT_MASK 0x038
-#define DC_CMD_INT_ENABLE 0x039
-#define DC_CMD_INT_TYPE 0x03a
-#define DC_CMD_INT_POLARITY 0x03b
-#define CTXSW_INT (1 << 0)
-#define FRAME_END_INT (1 << 1)
-#define VBLANK_INT (1 << 2)
-#define WIN_A_UF_INT (1 << 8)
-#define WIN_B_UF_INT (1 << 9)
-#define WIN_C_UF_INT (1 << 10)
-#define WIN_A_OF_INT (1 << 14)
-#define WIN_B_OF_INT (1 << 15)
-#define WIN_C_OF_INT (1 << 16)
-
-#define DC_CMD_SIGNAL_RAISE1 0x03c
-#define DC_CMD_SIGNAL_RAISE2 0x03d
-#define DC_CMD_SIGNAL_RAISE3 0x03e
-
-#define DC_CMD_STATE_ACCESS 0x040
-
-#define DC_CMD_STATE_CONTROL 0x041
-#define GENERAL_ACT_REQ (1 << 0)
-#define WIN_A_ACT_REQ (1 << 1)
-#define WIN_B_ACT_REQ (1 << 2)
-#define WIN_C_ACT_REQ (1 << 3)
-#define GENERAL_UPDATE (1 << 8)
-#define WIN_A_UPDATE (1 << 9)
-#define WIN_B_UPDATE (1 << 10)
-#define WIN_C_UPDATE (1 << 11)
-#define NC_HOST_TRIG (1 << 24)
-
-#define DC_CMD_DISPLAY_WINDOW_HEADER 0x042
-#define WINDOW_A_SELECT (1 << 4)
-#define WINDOW_B_SELECT (1 << 5)
-#define WINDOW_C_SELECT (1 << 6)
-
-#define DC_CMD_REG_ACT_CONTROL 0x043
-
-#define DC_COM_CRC_CONTROL 0x300
-#define DC_COM_CRC_CHECKSUM 0x301
-#define DC_COM_PIN_OUTPUT_ENABLE(x) (0x302 + (x))
-#define DC_COM_PIN_OUTPUT_POLARITY(x) (0x306 + (x))
-#define LVS_OUTPUT_POLARITY_LOW (1 << 28)
-#define LHS_OUTPUT_POLARITY_LOW (1 << 30)
-#define DC_COM_PIN_OUTPUT_DATA(x) (0x30a + (x))
-#define DC_COM_PIN_INPUT_ENABLE(x) (0x30e + (x))
-#define DC_COM_PIN_INPUT_DATA(x) (0x312 + (x))
-#define DC_COM_PIN_OUTPUT_SELECT(x) (0x314 + (x))
-
-#define DC_COM_PIN_MISC_CONTROL 0x31b
-#define DC_COM_PIN_PM0_CONTROL 0x31c
-#define DC_COM_PIN_PM0_DUTY_CYCLE 0x31d
-#define DC_COM_PIN_PM1_CONTROL 0x31e
-#define DC_COM_PIN_PM1_DUTY_CYCLE 0x31f
-
-#define DC_COM_SPI_CONTROL 0x320
-#define DC_COM_SPI_START_BYTE 0x321
-#define DC_COM_HSPI_WRITE_DATA_AB 0x322
-#define DC_COM_HSPI_WRITE_DATA_CD 0x323
-#define DC_COM_HSPI_CS_DC 0x324
-#define DC_COM_SCRATCH_REGISTER_A 0x325
-#define DC_COM_SCRATCH_REGISTER_B 0x326
-#define DC_COM_GPIO_CTRL 0x327
-#define DC_COM_GPIO_DEBOUNCE_COUNTER 0x328
-#define DC_COM_CRC_CHECKSUM_LATCHED 0x329
-
-#define DC_DISP_DISP_SIGNAL_OPTIONS0 0x400
-#define H_PULSE_0_ENABLE (1 << 8)
-#define H_PULSE_1_ENABLE (1 << 10)
-#define H_PULSE_2_ENABLE (1 << 12)
-
-#define DC_DISP_DISP_SIGNAL_OPTIONS1 0x401
-
-#define DC_DISP_DISP_WIN_OPTIONS 0x402
-#define HDMI_ENABLE (1 << 30)
-
-#define DC_DISP_DISP_MEM_HIGH_PRIORITY 0x403
-#define CURSOR_THRESHOLD(x) (((x) & 0x03) << 24)
-#define WINDOW_A_THRESHOLD(x) (((x) & 0x7f) << 16)
-#define WINDOW_B_THRESHOLD(x) (((x) & 0x7f) << 8)
-#define WINDOW_C_THRESHOLD(x) (((x) & 0xff) << 0)
-
-#define DC_DISP_DISP_MEM_HIGH_PRIORITY_TIMER 0x404
-#define CURSOR_DELAY(x) (((x) & 0x3f) << 24)
-#define WINDOW_A_DELAY(x) (((x) & 0x3f) << 16)
-#define WINDOW_B_DELAY(x) (((x) & 0x3f) << 8)
-#define WINDOW_C_DELAY(x) (((x) & 0x3f) << 0)
-
-#define DC_DISP_DISP_TIMING_OPTIONS 0x405
-#define VSYNC_H_POSITION(x) ((x) & 0xfff)
-
-#define DC_DISP_REF_TO_SYNC 0x406
-#define DC_DISP_SYNC_WIDTH 0x407
-#define DC_DISP_BACK_PORCH 0x408
-#define DC_DISP_ACTIVE 0x409
-#define DC_DISP_FRONT_PORCH 0x40a
-#define DC_DISP_H_PULSE0_CONTROL 0x40b
-#define DC_DISP_H_PULSE0_POSITION_A 0x40c
-#define DC_DISP_H_PULSE0_POSITION_B 0x40d
-#define DC_DISP_H_PULSE0_POSITION_C 0x40e
-#define DC_DISP_H_PULSE0_POSITION_D 0x40f
-#define DC_DISP_H_PULSE1_CONTROL 0x410
-#define DC_DISP_H_PULSE1_POSITION_A 0x411
-#define DC_DISP_H_PULSE1_POSITION_B 0x412
-#define DC_DISP_H_PULSE1_POSITION_C 0x413
-#define DC_DISP_H_PULSE1_POSITION_D 0x414
-#define DC_DISP_H_PULSE2_CONTROL 0x415
-#define DC_DISP_H_PULSE2_POSITION_A 0x416
-#define DC_DISP_H_PULSE2_POSITION_B 0x417
-#define DC_DISP_H_PULSE2_POSITION_C 0x418
-#define DC_DISP_H_PULSE2_POSITION_D 0x419
-#define DC_DISP_V_PULSE0_CONTROL 0x41a
-#define DC_DISP_V_PULSE0_POSITION_A 0x41b
-#define DC_DISP_V_PULSE0_POSITION_B 0x41c
-#define DC_DISP_V_PULSE0_POSITION_C 0x41d
-#define DC_DISP_V_PULSE1_CONTROL 0x41e
-#define DC_DISP_V_PULSE1_POSITION_A 0x41f
-#define DC_DISP_V_PULSE1_POSITION_B 0x420
-#define DC_DISP_V_PULSE1_POSITION_C 0x421
-#define DC_DISP_V_PULSE2_CONTROL 0x422
-#define DC_DISP_V_PULSE2_POSITION_A 0x423
-#define DC_DISP_V_PULSE3_CONTROL 0x424
-#define DC_DISP_V_PULSE3_POSITION_A 0x425
-#define DC_DISP_M0_CONTROL 0x426
-#define DC_DISP_M1_CONTROL 0x427
-#define DC_DISP_DI_CONTROL 0x428
-#define DC_DISP_PP_CONTROL 0x429
-#define DC_DISP_PP_SELECT_A 0x42a
-#define DC_DISP_PP_SELECT_B 0x42b
-#define DC_DISP_PP_SELECT_C 0x42c
-#define DC_DISP_PP_SELECT_D 0x42d
-
-#define PULSE_MODE_NORMAL (0 << 3)
-#define PULSE_MODE_ONE_CLOCK (1 << 3)
-#define PULSE_POLARITY_HIGH (0 << 4)
-#define PULSE_POLARITY_LOW (1 << 4)
-#define PULSE_QUAL_ALWAYS (0 << 6)
-#define PULSE_QUAL_VACTIVE (2 << 6)
-#define PULSE_QUAL_VACTIVE1 (3 << 6)
-#define PULSE_LAST_START_A (0 << 8)
-#define PULSE_LAST_END_A (1 << 8)
-#define PULSE_LAST_START_B (2 << 8)
-#define PULSE_LAST_END_B (3 << 8)
-#define PULSE_LAST_START_C (4 << 8)
-#define PULSE_LAST_END_C (5 << 8)
-#define PULSE_LAST_START_D (6 << 8)
-#define PULSE_LAST_END_D (7 << 8)
-
-#define PULSE_START(x) (((x) & 0xfff) << 0)
-#define PULSE_END(x) (((x) & 0xfff) << 16)
-
-#define DC_DISP_DISP_CLOCK_CONTROL 0x42e
-#define PIXEL_CLK_DIVIDER_PCD1 (0 << 8)
-#define PIXEL_CLK_DIVIDER_PCD1H (1 << 8)
-#define PIXEL_CLK_DIVIDER_PCD2 (2 << 8)
-#define PIXEL_CLK_DIVIDER_PCD3 (3 << 8)
-#define PIXEL_CLK_DIVIDER_PCD4 (4 << 8)
-#define PIXEL_CLK_DIVIDER_PCD6 (5 << 8)
-#define PIXEL_CLK_DIVIDER_PCD8 (6 << 8)
-#define PIXEL_CLK_DIVIDER_PCD9 (7 << 8)
-#define PIXEL_CLK_DIVIDER_PCD12 (8 << 8)
-#define PIXEL_CLK_DIVIDER_PCD16 (9 << 8)
-#define PIXEL_CLK_DIVIDER_PCD18 (10 << 8)
-#define PIXEL_CLK_DIVIDER_PCD24 (11 << 8)
-#define PIXEL_CLK_DIVIDER_PCD13 (12 << 8)
-#define SHIFT_CLK_DIVIDER(x) ((x) & 0xff)
-
-#define DC_DISP_DISP_INTERFACE_CONTROL 0x42f
-#define DISP_DATA_FORMAT_DF1P1C (0 << 0)
-#define DISP_DATA_FORMAT_DF1P2C24B (1 << 0)
-#define DISP_DATA_FORMAT_DF1P2C18B (2 << 0)
-#define DISP_DATA_FORMAT_DF1P2C16B (3 << 0)
-#define DISP_DATA_FORMAT_DF2S (4 << 0)
-#define DISP_DATA_FORMAT_DF3S (5 << 0)
-#define DISP_DATA_FORMAT_DFSPI (6 << 0)
-#define DISP_DATA_FORMAT_DF1P3C24B (7 << 0)
-#define DISP_DATA_FORMAT_DF1P3C18B (8 << 0)
-#define DISP_ALIGNMENT_MSB (0 << 8)
-#define DISP_ALIGNMENT_LSB (1 << 8)
-#define DISP_ORDER_RED_BLUE (0 << 9)
-#define DISP_ORDER_BLUE_RED (1 << 9)
-
-#define DC_DISP_DISP_COLOR_CONTROL 0x430
-#define BASE_COLOR_SIZE666 (0 << 0)
-#define BASE_COLOR_SIZE111 (1 << 0)
-#define BASE_COLOR_SIZE222 (2 << 0)
-#define BASE_COLOR_SIZE333 (3 << 0)
-#define BASE_COLOR_SIZE444 (4 << 0)
-#define BASE_COLOR_SIZE555 (5 << 0)
-#define BASE_COLOR_SIZE565 (6 << 0)
-#define BASE_COLOR_SIZE332 (7 << 0)
-#define BASE_COLOR_SIZE888 (8 << 0)
-#define DITHER_CONTROL_DISABLE (0 << 8)
-#define DITHER_CONTROL_ORDERED (2 << 8)
-#define DITHER_CONTROL_ERRDIFF (3 << 8)
-
-#define DC_DISP_SHIFT_CLOCK_OPTIONS 0x431
-
-#define DC_DISP_DATA_ENABLE_OPTIONS 0x432
-#define DE_SELECT_ACTIVE_BLANK (0 << 0)
-#define DE_SELECT_ACTIVE (1 << 0)
-#define DE_SELECT_ACTIVE_IS (2 << 0)
-#define DE_CONTROL_ONECLK (0 << 2)
-#define DE_CONTROL_NORMAL (1 << 2)
-#define DE_CONTROL_EARLY_EXT (2 << 2)
-#define DE_CONTROL_EARLY (3 << 2)
-#define DE_CONTROL_ACTIVE_BLANK (4 << 2)
-
-#define DC_DISP_SERIAL_INTERFACE_OPTIONS 0x433
-#define DC_DISP_LCD_SPI_OPTIONS 0x434
-#define DC_DISP_BORDER_COLOR 0x435
-#define DC_DISP_COLOR_KEY0_LOWER 0x436
-#define DC_DISP_COLOR_KEY0_UPPER 0x437
-#define DC_DISP_COLOR_KEY1_LOWER 0x438
-#define DC_DISP_COLOR_KEY1_UPPER 0x439
-
-#define DC_DISP_CURSOR_FOREGROUND 0x43c
-#define DC_DISP_CURSOR_BACKGROUND 0x43d
-
-#define DC_DISP_CURSOR_START_ADDR 0x43e
-#define DC_DISP_CURSOR_START_ADDR_NS 0x43f
-
-#define DC_DISP_CURSOR_POSITION 0x440
-#define DC_DISP_CURSOR_POSITION_NS 0x441
-
-#define DC_DISP_INIT_SEQ_CONTROL 0x442
-#define DC_DISP_SPI_INIT_SEQ_DATA_A 0x443
-#define DC_DISP_SPI_INIT_SEQ_DATA_B 0x444
-#define DC_DISP_SPI_INIT_SEQ_DATA_C 0x445
-#define DC_DISP_SPI_INIT_SEQ_DATA_D 0x446
-
-#define DC_DISP_DC_MCCIF_FIFOCTRL 0x480
-#define DC_DISP_MCCIF_DISPLAY0A_HYST 0x481
-#define DC_DISP_MCCIF_DISPLAY0B_HYST 0x482
-#define DC_DISP_MCCIF_DISPLAY1A_HYST 0x483
-#define DC_DISP_MCCIF_DISPLAY1B_HYST 0x484
-
-#define DC_DISP_DAC_CRT_CTRL 0x4c0
-#define DC_DISP_DISP_MISC_CONTROL 0x4c1
-#define DC_DISP_SD_CONTROL 0x4c2
-#define DC_DISP_SD_CSC_COEFF 0x4c3
-#define DC_DISP_SD_LUT(x) (0x4c4 + (x))
-#define DC_DISP_SD_FLICKER_CONTROL 0x4cd
-#define DC_DISP_DC_PIXEL_COUNT 0x4ce
-#define DC_DISP_SD_HISTOGRAM(x) (0x4cf + (x))
-#define DC_DISP_SD_BL_PARAMETERS 0x4d7
-#define DC_DISP_SD_BL_TF(x) (0x4d8 + (x))
-#define DC_DISP_SD_BL_CONTROL 0x4dc
-#define DC_DISP_SD_HW_K_VALUES 0x4dd
-#define DC_DISP_SD_MAN_K_VALUES 0x4de
-
-#define DC_WIN_WIN_OPTIONS 0x700
-#define COLOR_EXPAND (1 << 6)
-#define WIN_ENABLE (1 << 30)
-
-#define DC_WIN_BYTE_SWAP 0x701
-#define BYTE_SWAP_NOSWAP (0 << 0)
-#define BYTE_SWAP_SWAP2 (1 << 0)
-#define BYTE_SWAP_SWAP4 (2 << 0)
-#define BYTE_SWAP_SWAP4HW (3 << 0)
-
-#define DC_WIN_BUFFER_CONTROL 0x702
-#define BUFFER_CONTROL_HOST (0 << 0)
-#define BUFFER_CONTROL_VI (1 << 0)
-#define BUFFER_CONTROL_EPP (2 << 0)
-#define BUFFER_CONTROL_MPEGE (3 << 0)
-#define BUFFER_CONTROL_SB2D (4 << 0)
-
-#define DC_WIN_COLOR_DEPTH 0x703
-#define WIN_COLOR_DEPTH_P1 0
-#define WIN_COLOR_DEPTH_P2 1
-#define WIN_COLOR_DEPTH_P4 2
-#define WIN_COLOR_DEPTH_P8 3
-#define WIN_COLOR_DEPTH_B4G4R4A4 4
-#define WIN_COLOR_DEPTH_B5G5R5A 5
-#define WIN_COLOR_DEPTH_B5G6R5 6
-#define WIN_COLOR_DEPTH_AB5G5R5 7
-#define WIN_COLOR_DEPTH_B8G8R8A8 12
-#define WIN_COLOR_DEPTH_R8G8B8A8 13
-#define WIN_COLOR_DEPTH_B6x2G6x2R6x2A8 14
-#define WIN_COLOR_DEPTH_R6x2G6x2B6x2A8 15
-#define WIN_COLOR_DEPTH_YCbCr422 16
-#define WIN_COLOR_DEPTH_YUV422 17
-#define WIN_COLOR_DEPTH_YCbCr420P 18
-#define WIN_COLOR_DEPTH_YUV420P 19
-#define WIN_COLOR_DEPTH_YCbCr422P 20
-#define WIN_COLOR_DEPTH_YUV422P 21
-#define WIN_COLOR_DEPTH_YCbCr422R 22
-#define WIN_COLOR_DEPTH_YUV422R 23
-#define WIN_COLOR_DEPTH_YCbCr422RA 24
-#define WIN_COLOR_DEPTH_YUV422RA 25
-
-#define DC_WIN_POSITION 0x704
-#define H_POSITION(x) (((x) & 0x1fff) << 0)
-#define V_POSITION(x) (((x) & 0x1fff) << 16)
-
-#define DC_WIN_SIZE 0x705
-#define H_SIZE(x) (((x) & 0x1fff) << 0)
-#define V_SIZE(x) (((x) & 0x1fff) << 16)
-
-#define DC_WIN_PRESCALED_SIZE 0x706
-#define H_PRESCALED_SIZE(x) (((x) & 0x7fff) << 0)
-#define V_PRESCALED_SIZE(x) (((x) & 0x1fff) << 16)
-
-#define DC_WIN_H_INITIAL_DDA 0x707
-#define DC_WIN_V_INITIAL_DDA 0x708
-#define DC_WIN_DDA_INC 0x709
-#define H_DDA_INC(x) (((x) & 0xffff) << 0)
-#define V_DDA_INC(x) (((x) & 0xffff) << 16)
-
-#define DC_WIN_LINE_STRIDE 0x70a
-#define DC_WIN_BUF_STRIDE 0x70b
-#define DC_WIN_UV_BUF_STRIDE 0x70c
-#define DC_WIN_BUFFER_ADDR_MODE 0x70d
-#define DC_WIN_DV_CONTROL 0x70e
-
-#define DC_WIN_BLEND_NOKEY 0x70f
-#define DC_WIN_BLEND_1WIN 0x710
-#define DC_WIN_BLEND_2WIN_X 0x711
-#define DC_WIN_BLEND_2WIN_Y 0x712
-#define DC_WIN_BLEND32WIN_XY 0x713
-
-#define DC_WIN_HP_FETCH_CONTROL 0x714
-
-#define DC_WINBUF_START_ADDR 0x800
-#define DC_WINBUF_START_ADDR_NS 0x801
-#define DC_WINBUF_START_ADDR_U 0x802
-#define DC_WINBUF_START_ADDR_U_NS 0x803
-#define DC_WINBUF_START_ADDR_V 0x804
-#define DC_WINBUF_START_ADDR_V_NS 0x805
-
-#define DC_WINBUF_ADDR_H_OFFSET 0x806
-#define DC_WINBUF_ADDR_H_OFFSET_NS 0x807
-#define DC_WINBUF_ADDR_V_OFFSET 0x808
-#define DC_WINBUF_ADDR_V_OFFSET_NS 0x809
-
-#define DC_WINBUF_UFLOW_STATUS 0x80a
-
-#define DC_WINBUF_AD_UFLOW_STATUS 0xbca
-#define DC_WINBUF_BD_UFLOW_STATUS 0xdca
-#define DC_WINBUF_CD_UFLOW_STATUS 0xfca
-
-/* synchronization points */
-#define SYNCPT_VBLANK0 26
-#define SYNCPT_VBLANK1 27
-
-#endif /* TEGRA_DC_H */
deleted file mode 100644
@@ -1,115 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/of_address.h>
-#include <linux/of_platform.h>
-
-#include <mach/clk.h>
-#include <linux/dma-mapping.h>
-#include <asm/dma-iommu.h>
-
-#include "drm.h"
-
-#define DRIVER_NAME "tegra"
-#define DRIVER_DESC "NVIDIA Tegra graphics"
-#define DRIVER_DATE "20120330"
-#define DRIVER_MAJOR 0
-#define DRIVER_MINOR 0
-#define DRIVER_PATCHLEVEL 0
-
-static int tegra_drm_load(struct drm_device *drm, unsigned long flags)
-{
- struct device *dev = drm->dev;
- struct host1x *host1x;
- int err;
-
- host1x = dev_get_drvdata(dev);
- drm->dev_private = host1x;
- host1x->drm = drm;
-
- drm_mode_config_init(drm);
-
- err = host1x_drm_init(host1x, drm);
- if (err < 0)
- return err;
-
- err = tegra_drm_fb_init(drm);
- if (err < 0)
- return err;
-
- drm_kms_helper_poll_init(drm);
-
- return 0;
-}
-
-static int tegra_drm_unload(struct drm_device *drm)
-{
- drm_kms_helper_poll_fini(drm);
- tegra_drm_fb_exit(drm);
-
- drm_mode_config_cleanup(drm);
-
- return 0;
-}
-
-static int tegra_drm_open(struct drm_device *drm, struct drm_file *filp)
-{
- return 0;
-}
-
-static void tegra_drm_lastclose(struct drm_device *drm)
-{
- struct host1x *host1x = drm->dev_private;
-
- drm_fbdev_cma_restore_mode(host1x->fbdev);
-}
-
-static struct drm_ioctl_desc tegra_drm_ioctls[] = {
-};
-
-static const struct file_operations tegra_drm_fops = {
- .owner = THIS_MODULE,
- .open = drm_open,
- .release = drm_release,
- .unlocked_ioctl = drm_ioctl,
- .mmap = drm_gem_cma_mmap,
- .poll = drm_poll,
- .fasync = drm_fasync,
- .read = drm_read,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = drm_compat_ioctl,
-#endif
- .llseek = noop_llseek,
-};
-
-struct drm_driver tegra_drm_driver = {
- .driver_features = DRIVER_BUS_PLATFORM | DRIVER_MODESET | DRIVER_GEM,
- .load = tegra_drm_load,
- .unload = tegra_drm_unload,
- .open = tegra_drm_open,
- .lastclose = tegra_drm_lastclose,
-
- .gem_free_object = drm_gem_cma_free_object,
- .gem_vm_ops = &drm_gem_cma_vm_ops,
- .dumb_create = drm_gem_cma_dumb_create,
- .dumb_map_offset = drm_gem_cma_dumb_map_offset,
- .dumb_destroy = drm_gem_cma_dumb_destroy,
-
- .ioctls = tegra_drm_ioctls,
- .num_ioctls = ARRAY_SIZE(tegra_drm_ioctls),
- .fops = &tegra_drm_fops,
-
- .name = DRIVER_NAME,
- .desc = DRIVER_DESC,
- .date = DRIVER_DATE,
- .major = DRIVER_MAJOR,
- .minor = DRIVER_MINOR,
- .patchlevel = DRIVER_PATCHLEVEL,
-};
deleted file mode 100644
@@ -1,216 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef TEGRA_DRM_H
-#define TEGRA_DRM_H 1
-
-#include <drm/drmP.h>
-#include <drm/drm_crtc_helper.h>
-#include <drm/drm_edid.h>
-#include <drm/drm_fb_helper.h>
-#include <drm/drm_gem_cma_helper.h>
-#include <drm/drm_fb_cma_helper.h>
-#include <drm/drm_fixed.h>
-
-struct tegra_framebuffer {
- struct drm_framebuffer base;
- struct drm_gem_cma_object *obj;
-};
-
-static inline struct tegra_framebuffer *to_tegra_fb(struct drm_framebuffer *fb)
-{
- return container_of(fb, struct tegra_framebuffer, base);
-}
-
-struct host1x {
- struct drm_device *drm;
- struct device *dev;
- void __iomem *regs;
- struct clk *clk;
- int syncpt;
- int irq;
-
- struct mutex drm_clients_lock;
- struct list_head drm_clients;
- struct list_head drm_active;
-
- struct mutex clients_lock;
- struct list_head clients;
-
- struct drm_fbdev_cma *fbdev;
- struct tegra_framebuffer fb;
-};
-
-struct host1x_client;
-
-struct host1x_client_ops {
- int (*drm_init)(struct host1x_client *client, struct drm_device *drm);
- int (*drm_exit)(struct host1x_client *client);
-};
-
-struct host1x_client {
- struct host1x *host1x;
- struct device *dev;
-
- const struct host1x_client_ops *ops;
-
- struct list_head list;
-};
-
-extern int host1x_drm_init(struct host1x *host1x, struct drm_device *drm);
-extern int host1x_drm_exit(struct host1x *host1x);
-
-extern int host1x_register_client(struct host1x *host1x,
- struct host1x_client *client);
-extern int host1x_unregister_client(struct host1x *host1x,
- struct host1x_client *client);
-
-struct tegra_output;
-
-struct tegra_dc {
- struct host1x_client client;
-
- struct host1x *host1x;
- struct device *dev;
-
- struct drm_crtc base;
- int pipe;
-
- struct clk *clk;
-
- void __iomem *regs;
- int irq;
-
- struct tegra_output *rgb;
-
- struct list_head list;
-
- struct drm_info_list *debugfs_files;
- struct drm_minor *minor;
- struct dentry *debugfs;
-};
-
-static inline struct tegra_dc *host1x_client_to_dc(struct host1x_client *client)
-{
- return container_of(client, struct tegra_dc, client);
-}
-
-static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc)
-{
- return container_of(crtc, struct tegra_dc, base);
-}
-
-static inline void tegra_dc_writel(struct tegra_dc *dc, unsigned long value,
- unsigned long reg)
-{
- writel(value, dc->regs + (reg << 2));
-}
-
-static inline unsigned long tegra_dc_readl(struct tegra_dc *dc,
- unsigned long reg)
-{
- return readl(dc->regs + (reg << 2));
-}
-
-struct tegra_output_ops {
- int (*enable)(struct tegra_output *output);
- int (*disable)(struct tegra_output *output);
- int (*setup_clock)(struct tegra_output *output, struct clk *clk,
- unsigned long pclk);
- int (*check_mode)(struct tegra_output *output,
- struct drm_display_mode *mode,
- enum drm_mode_status *status);
-};
-
-enum tegra_output_type {
- TEGRA_OUTPUT_RGB,
- TEGRA_OUTPUT_HDMI,
-};
-
-struct tegra_output {
- struct device_node *of_node;
- struct device *dev;
-
- const struct tegra_output_ops *ops;
- enum tegra_output_type type;
-
- struct i2c_adapter *ddc;
- const struct edid *edid;
- unsigned int hpd_irq;
- int hpd_gpio;
-
- struct drm_encoder encoder;
- struct drm_connector connector;
-};
-
-static inline struct tegra_output *encoder_to_output(struct drm_encoder *e)
-{
- return container_of(e, struct tegra_output, encoder);
-}
-
-static inline struct tegra_output *connector_to_output(struct drm_connector *c)
-{
- return container_of(c, struct tegra_output, connector);
-}
-
-static inline int tegra_output_enable(struct tegra_output *output)
-{
- if (output && output->ops && output->ops->enable)
- return output->ops->enable(output);
-
- return output ? -ENOSYS : -EINVAL;
-}
-
-static inline int tegra_output_disable(struct tegra_output *output)
-{
- if (output && output->ops && output->ops->disable)
- return output->ops->disable(output);
-
- return output ? -ENOSYS : -EINVAL;
-}
-
-static inline int tegra_output_setup_clock(struct tegra_output *output,
- struct clk *clk, unsigned long pclk)
-{
- if (output && output->ops && output->ops->setup_clock)
- return output->ops->setup_clock(output, clk, pclk);
-
- return output ? -ENOSYS : -EINVAL;
-}
-
-static inline int tegra_output_check_mode(struct tegra_output *output,
- struct drm_display_mode *mode,
- enum drm_mode_status *status)
-{
- if (output && output->ops && output->ops->check_mode)
- return output->ops->check_mode(output, mode, status);
-
- return output ? -ENOSYS : -EINVAL;
-}
-
-/* from rgb.c */
-extern int tegra_dc_rgb_probe(struct tegra_dc *dc);
-extern int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc);
-extern int tegra_dc_rgb_exit(struct tegra_dc *dc);
-
-/* from output.c */
-extern int tegra_output_parse_dt(struct tegra_output *output);
-extern int tegra_output_init(struct drm_device *drm, struct tegra_output *output);
-extern int tegra_output_exit(struct tegra_output *output);
-
-/* from fb.c */
-extern int tegra_drm_fb_init(struct drm_device *drm);
-extern void tegra_drm_fb_exit(struct drm_device *drm);
-
-extern struct platform_driver tegra_host1x_driver;
-extern struct platform_driver tegra_hdmi_driver;
-extern struct platform_driver tegra_dc_driver;
-extern struct drm_driver tegra_drm_driver;
-
-#endif /* TEGRA_DRM_H */
deleted file mode 100644
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include "drm.h"
-
-static void tegra_drm_fb_output_poll_changed(struct drm_device *drm)
-{
- struct host1x *host1x = drm->dev_private;
-
- drm_fbdev_cma_hotplug_event(host1x->fbdev);
-}
-
-static const struct drm_mode_config_funcs tegra_drm_mode_funcs = {
- .fb_create = drm_fb_cma_create,
- .output_poll_changed = tegra_drm_fb_output_poll_changed,
-};
-
-int tegra_drm_fb_init(struct drm_device *drm)
-{
- struct host1x *host1x = drm->dev_private;
- struct drm_fbdev_cma *fbdev;
-
- drm->mode_config.min_width = 0;
- drm->mode_config.min_height = 0;
-
- drm->mode_config.max_width = 4096;
- drm->mode_config.max_height = 4096;
-
- drm->mode_config.funcs = &tegra_drm_mode_funcs;
-
- fbdev = drm_fbdev_cma_init(drm, 32, drm->mode_config.num_crtc,
- drm->mode_config.num_connector);
- if (IS_ERR(fbdev))
- return PTR_ERR(fbdev);
-
-#ifndef CONFIG_FRAMEBUFFER_CONSOLE
- drm_fbdev_cma_restore_mode(fbdev);
-#endif
-
- host1x->fbdev = fbdev;
-
- return 0;
-}
-
-void tegra_drm_fb_exit(struct drm_device *drm)
-{
- struct host1x *host1x = drm->dev_private;
-
- drm_fbdev_cma_fini(host1x->fbdev);
-}
deleted file mode 100644
@@ -1,1321 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/clk.h>
-#include <linux/debugfs.h>
-#include <linux/gpio.h>
-#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/platform_device.h>
-#include <linux/regulator/consumer.h>
-
-#include <mach/clk.h>
-
-#include "hdmi.h"
-#include "drm.h"
-#include "dc.h"
-
-struct tegra_hdmi {
- struct host1x_client client;
- struct tegra_output output;
- struct device *dev;
-
- struct regulator *vdd;
- struct regulator *pll;
-
- void __iomem *regs;
- unsigned int irq;
-
- struct clk *clk_parent;
- struct clk *clk;
-
- unsigned int audio_source;
- unsigned int audio_freq;
- bool stereo;
- bool dvi;
-
- struct drm_info_list *debugfs_files;
- struct drm_minor *minor;
- struct dentry *debugfs;
-};
-
-static inline struct tegra_hdmi *
-host1x_client_to_hdmi(struct host1x_client *client)
-{
- return container_of(client, struct tegra_hdmi, client);
-}
-
-static inline struct tegra_hdmi *to_hdmi(struct tegra_output *output)
-{
- return container_of(output, struct tegra_hdmi, output);
-}
-
-#define HDMI_AUDIOCLK_FREQ 216000000
-#define HDMI_REKEY_DEFAULT 56
-
-enum {
- AUTO = 0,
- SPDIF,
- HDA,
-};
-
-static inline unsigned long tegra_hdmi_readl(struct tegra_hdmi *hdmi,
- unsigned long reg)
-{
- return readl(hdmi->regs + (reg << 2));
-}
-
-static inline void tegra_hdmi_writel(struct tegra_hdmi *hdmi, unsigned long val,
- unsigned long reg)
-{
- writel(val, hdmi->regs + (reg << 2));
-}
-
-struct tegra_hdmi_audio_config {
- unsigned int pclk;
- unsigned int n;
- unsigned int cts;
- unsigned int aval;
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_32k[] = {
- { 25200000, 4096, 25200, 24000 },
- { 27000000, 4096, 27000, 24000 },
- { 74250000, 4096, 74250, 24000 },
- { 148500000, 4096, 148500, 24000 },
- { 0, 0, 0, 0 },
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_44_1k[] = {
- { 25200000, 5880, 26250, 25000 },
- { 27000000, 5880, 28125, 25000 },
- { 74250000, 4704, 61875, 20000 },
- { 148500000, 4704, 123750, 20000 },
- { 0, 0, 0, 0 },
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_48k[] = {
- { 25200000, 6144, 25200, 24000 },
- { 27000000, 6144, 27000, 24000 },
- { 74250000, 6144, 74250, 24000 },
- { 148500000, 6144, 148500, 24000 },
- { 0, 0, 0, 0 },
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_88_2k[] = {
- { 25200000, 11760, 26250, 25000 },
- { 27000000, 11760, 28125, 25000 },
- { 74250000, 9408, 61875, 20000 },
- { 148500000, 9408, 123750, 20000 },
- { 0, 0, 0, 0 },
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_96k[] = {
- { 25200000, 12288, 25200, 24000 },
- { 27000000, 12288, 27000, 24000 },
- { 74250000, 12288, 74250, 24000 },
- { 148500000, 12288, 148500, 24000 },
- { 0, 0, 0, 0 },
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_176_4k[] = {
- { 25200000, 23520, 26250, 25000 },
- { 27000000, 23520, 28125, 25000 },
- { 74250000, 18816, 61875, 20000 },
- { 148500000, 18816, 123750, 20000 },
- { 0, 0, 0, 0 },
-};
-
-static const struct tegra_hdmi_audio_config tegra_hdmi_audio_192k[] = {
- { 25200000, 24576, 25200, 24000 },
- { 27000000, 24576, 27000, 24000 },
- { 74250000, 24576, 74250, 24000 },
- { 148500000, 24576, 148500, 24000 },
- { 0, 0, 0, 0 },
-};
-
-struct tmds_config {
- unsigned int pclk;
- u32 pll0;
- u32 pll1;
- u32 pe_current;
- u32 drive_current;
-};
-
-static const struct tmds_config tegra2_tmds_config[] = {
- { /* slow pixel clock modes */
- .pclk = 27000000,
- .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
- SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(0) |
- SOR_PLL_TX_REG_LOAD(3),
- .pll1 = SOR_PLL_TMDS_TERM_ENABLE,
- .pe_current = PE_CURRENT0(PE_CURRENT_0_0_mA) |
- PE_CURRENT1(PE_CURRENT_0_0_mA) |
- PE_CURRENT2(PE_CURRENT_0_0_mA) |
- PE_CURRENT3(PE_CURRENT_0_0_mA),
- .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_7_125_mA) |
- DRIVE_CURRENT_LANE1(DRIVE_CURRENT_7_125_mA) |
- DRIVE_CURRENT_LANE2(DRIVE_CURRENT_7_125_mA) |
- DRIVE_CURRENT_LANE3(DRIVE_CURRENT_7_125_mA),
- },
- { /* high pixel clock modes */
- .pclk = UINT_MAX,
- .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
- SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(1) |
- SOR_PLL_TX_REG_LOAD(3),
- .pll1 = SOR_PLL_TMDS_TERM_ENABLE | SOR_PLL_PE_EN,
- .pe_current = PE_CURRENT0(PE_CURRENT_6_0_mA) |
- PE_CURRENT1(PE_CURRENT_6_0_mA) |
- PE_CURRENT2(PE_CURRENT_6_0_mA) |
- PE_CURRENT3(PE_CURRENT_6_0_mA),
- .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_7_125_mA) |
- DRIVE_CURRENT_LANE1(DRIVE_CURRENT_7_125_mA) |
- DRIVE_CURRENT_LANE2(DRIVE_CURRENT_7_125_mA) |
- DRIVE_CURRENT_LANE3(DRIVE_CURRENT_7_125_mA),
- },
-};
-
-static const struct tmds_config tegra3_tmds_config[] = {
- { /* 480p modes */
- .pclk = 27000000,
- .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
- SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(0) |
- SOR_PLL_TX_REG_LOAD(0),
- .pll1 = SOR_PLL_TMDS_TERM_ENABLE,
- .pe_current = PE_CURRENT0(PE_CURRENT_0_0_mA) |
- PE_CURRENT1(PE_CURRENT_0_0_mA) |
- PE_CURRENT2(PE_CURRENT_0_0_mA) |
- PE_CURRENT3(PE_CURRENT_0_0_mA),
- .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE1(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE2(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE3(DRIVE_CURRENT_5_250_mA),
- }, { /* 720p modes */
- .pclk = 74250000,
- .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
- SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(1) |
- SOR_PLL_TX_REG_LOAD(0),
- .pll1 = SOR_PLL_TMDS_TERM_ENABLE | SOR_PLL_PE_EN,
- .pe_current = PE_CURRENT0(PE_CURRENT_5_0_mA) |
- PE_CURRENT1(PE_CURRENT_5_0_mA) |
- PE_CURRENT2(PE_CURRENT_5_0_mA) |
- PE_CURRENT3(PE_CURRENT_5_0_mA),
- .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE1(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE2(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE3(DRIVE_CURRENT_5_250_mA),
- }, { /* 1080p modes */
- .pclk = UINT_MAX,
- .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
- SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(3) |
- SOR_PLL_TX_REG_LOAD(0),
- .pll1 = SOR_PLL_TMDS_TERM_ENABLE | SOR_PLL_PE_EN,
- .pe_current = PE_CURRENT0(PE_CURRENT_5_0_mA) |
- PE_CURRENT1(PE_CURRENT_5_0_mA) |
- PE_CURRENT2(PE_CURRENT_5_0_mA) |
- PE_CURRENT3(PE_CURRENT_5_0_mA),
- .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE1(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE2(DRIVE_CURRENT_5_250_mA) |
- DRIVE_CURRENT_LANE3(DRIVE_CURRENT_5_250_mA),
- },
-};
-
-static const struct tegra_hdmi_audio_config *
-tegra_hdmi_get_audio_config(unsigned int audio_freq, unsigned int pclk)
-{
- const struct tegra_hdmi_audio_config *table;
-
- switch (audio_freq) {
- case 32000:
- table = tegra_hdmi_audio_32k;
- break;
-
- case 44100:
- table = tegra_hdmi_audio_44_1k;
- break;
-
- case 48000:
- table = tegra_hdmi_audio_48k;
- break;
-
- case 88200:
- table = tegra_hdmi_audio_88_2k;
- break;
-
- case 96000:
- table = tegra_hdmi_audio_96k;
- break;
-
- case 176400:
- table = tegra_hdmi_audio_176_4k;
- break;
-
- case 192000:
- table = tegra_hdmi_audio_192k;
- break;
-
- default:
- return NULL;
- }
-
- while (table->pclk) {
- if (table->pclk == pclk)
- return table;
-
- table++;
- }
-
- return NULL;
-}
-
-static void tegra_hdmi_setup_audio_fs_tables(struct tegra_hdmi *hdmi)
-{
- const unsigned int freqs[] = {
- 32000, 44100, 48000, 88200, 96000, 176400, 192000
- };
- unsigned int i;
-
- for (i = 0; i < ARRAY_SIZE(freqs); i++) {
- unsigned int f = freqs[i];
- unsigned int eight_half;
- unsigned long value;
- unsigned int delta;
-
- if (f > 96000)
- delta = 2;
- else if (f > 480000)
- delta = 6;
- else
- delta = 9;
-
- eight_half = (8 * HDMI_AUDIOCLK_FREQ) / (f * 128);
- value = AUDIO_FS_LOW(eight_half - delta) |
- AUDIO_FS_HIGH(eight_half + delta);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_FS(i));
- }
-}
-
-static int tegra_hdmi_setup_audio(struct tegra_hdmi *hdmi, unsigned int pclk)
-{
- struct device_node *node = hdmi->dev->of_node;
- const struct tegra_hdmi_audio_config *config;
- unsigned int offset = 0;
- unsigned long value;
-
- switch (hdmi->audio_source) {
- case HDA:
- value = AUDIO_CNTRL0_SOURCE_SELECT_HDAL;
- break;
-
- case SPDIF:
- value = AUDIO_CNTRL0_SOURCE_SELECT_SPDIF;
- break;
-
- default:
- value = AUDIO_CNTRL0_SOURCE_SELECT_AUTO;
- break;
- }
-
- if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) {
- value |= AUDIO_CNTRL0_ERROR_TOLERANCE(6) |
- AUDIO_CNTRL0_FRAMES_PER_BLOCK(0xc0);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_CNTRL0);
- } else {
- value |= AUDIO_CNTRL0_INJECT_NULLSMPL;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_AUDIO_CNTRL0);
-
- value = AUDIO_CNTRL0_ERROR_TOLERANCE(6) |
- AUDIO_CNTRL0_FRAMES_PER_BLOCK(0xc0);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_CNTRL0);
- }
-
- config = tegra_hdmi_get_audio_config(hdmi->audio_freq, pclk);
- if (!config) {
- dev_err(hdmi->dev, "cannot set audio to %u at %u pclk\n",
- hdmi->audio_freq, pclk);
- return -EINVAL;
- }
-
- tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_HDMI_ACR_CTRL);
-
- value = AUDIO_N_RESETF | AUDIO_N_GENERATE_ALTERNATE |
- AUDIO_N_VALUE(config->n - 1);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_N);
-
- tegra_hdmi_writel(hdmi, ACR_SUBPACK_N(config->n) | ACR_ENABLE,
- HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_HIGH);
-
- value = ACR_SUBPACK_CTS(config->cts);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_LOW);
-
- value = SPARE_HW_CTS | SPARE_FORCE_SW_CTS | SPARE_CTS_RESET_VAL(1);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_SPARE);
-
- value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_AUDIO_N);
- value &= ~AUDIO_N_RESETF;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_N);
-
- if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) {
- switch (hdmi->audio_freq) {
- case 32000:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0320;
- break;
-
- case 44100:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0441;
- break;
-
- case 48000:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0480;
- break;
-
- case 88200:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0882;
- break;
-
- case 96000:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0960;
- break;
-
- case 176400:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_1764;
- break;
-
- case 192000:
- offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_1920;
- break;
- }
-
- tegra_hdmi_writel(hdmi, config->aval, offset);
- }
-
- tegra_hdmi_setup_audio_fs_tables(hdmi);
-
- return 0;
-}
-
-static void tegra_hdmi_write_infopack(struct tegra_hdmi *hdmi,
- unsigned int offset, u8 type,
- u8 version, void *data, size_t size)
-{
- unsigned long value;
- u8 *ptr = data;
- u32 subpack[2];
- size_t i;
- u8 csum;
-
- /* first byte of data is the checksum */
- csum = type + version + size - 1;
-
- for (i = 1; i < size; i++)
- csum += ptr[i];
-
- ptr[0] = 0x100 - csum;
-
- value = INFOFRAME_HEADER_TYPE(type) |
- INFOFRAME_HEADER_VERSION(version) |
- INFOFRAME_HEADER_LEN(size - 1);
- tegra_hdmi_writel(hdmi, value, offset);
-
- /* The audio inforame only has one set of subpack registers. The hdmi
- * block pads the rest of the data as per the spec so we have to fixup
- * the length before filling in the subpacks.
- */
- if (offset == HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER)
- size = 6;
-
- /* each subpack 7 bytes devided into:
- * subpack_low - bytes 0 - 3
- * subpack_high - bytes 4 - 6 (with byte 7 padded to 0x00)
- */
- for (i = 0; i < size; i++) {
- size_t index = i % 7;
-
- if (index == 0)
- memset(subpack, 0x0, sizeof(subpack));
-
- ((u8 *)subpack)[index] = ptr[i];
-
- if (index == 6 || (i + 1 == size)) {
- unsigned int reg = offset + 1 + (i / 7) * 2;
-
- tegra_hdmi_writel(hdmi, subpack[0], reg);
- tegra_hdmi_writel(hdmi, subpack[1], reg + 1);
- }
- }
-}
-
-static void tegra_hdmi_setup_avi_infoframe(struct tegra_hdmi *hdmi,
- struct drm_display_mode *mode)
-{
- struct hdmi_avi_infoframe frame;
- unsigned int h_front_porch;
- unsigned int hsize = 16;
- unsigned int vsize = 9;
-
- if (hdmi->dvi) {
- tegra_hdmi_writel(hdmi, 0,
- HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL);
- return;
- }
-
- h_front_porch = mode->hsync_start - mode->hdisplay;
- memset(&frame, 0, sizeof(frame));
- frame.r = HDMI_AVI_R_SAME;
-
- switch (mode->vdisplay) {
- case 480:
- if (mode->hdisplay == 640) {
- frame.m = HDMI_AVI_M_4_3;
- frame.vic = 1;
- } else {
- frame.m = HDMI_AVI_M_16_9;
- frame.vic = 3;
- }
- break;
-
- case 576:
- if (((hsize * 10) / vsize) > 14) {
- frame.m = HDMI_AVI_M_16_9;
- frame.vic = 18;
- } else {
- frame.m = HDMI_AVI_M_4_3;
- frame.vic = 17;
- }
- break;
-
- case 720:
- case 1470: /* stereo mode */
- frame.m = HDMI_AVI_M_16_9;
-
- if (h_front_porch == 110)
- frame.vic = 4;
- else
- frame.vic = 19;
- break;
-
- case 1080:
- case 2205: /* stereo mode */
- frame.m = HDMI_AVI_M_16_9;
-
- switch (h_front_porch) {
- case 88:
- frame.vic = 16;
- break;
-
- case 528:
- frame.vic = 31;
- break;
-
- default:
- frame.vic = 32;
- break;
- }
- break;
-
- default:
- frame.m = HDMI_AVI_M_16_9;
- frame.vic = 0;
- break;
- }
-
- tegra_hdmi_write_infopack(hdmi, HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_HEADER,
- HDMI_INFOFRAME_TYPE_AVI, HDMI_AVI_VERSION,
- &frame, sizeof(frame));
-
- tegra_hdmi_writel(hdmi, INFOFRAME_CTRL_ENABLE,
- HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL);
-}
-
-static void tegra_hdmi_setup_audio_infoframe(struct tegra_hdmi *hdmi)
-{
- struct hdmi_audio_infoframe frame;
-
- if (hdmi->dvi) {
- tegra_hdmi_writel(hdmi, 0,
- HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL);
- return;
- }
-
- memset(&frame, 0, sizeof(frame));
- frame.cc = HDMI_AUDIO_CC_2;
-
- tegra_hdmi_write_infopack(hdmi,
- HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER,
- HDMI_INFOFRAME_TYPE_AUDIO,
- HDMI_AUDIO_VERSION,
- &frame, sizeof(frame));
-
- tegra_hdmi_writel(hdmi, INFOFRAME_CTRL_ENABLE,
- HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL);
-}
-
-static void tegra_hdmi_setup_stereo_infoframe(struct tegra_hdmi *hdmi)
-{
- struct hdmi_stereo_infoframe frame;
- unsigned long value;
-
- if (!hdmi->stereo) {
- value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
- value &= ~GENERIC_CTRL_ENABLE;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
- return;
- }
-
- memset(&frame, 0, sizeof(frame));
- frame.regid0 = 0x03;
- frame.regid1 = 0x0c;
- frame.regid2 = 0x00;
- frame.hdmi_video_format = 2;
-
- /* TODO: 74 MHz limit? */
- if (1) {
- frame._3d_structure = 0;
- } else {
- frame._3d_structure = 8;
- frame._3d_ext_data = 0;
- }
-
- tegra_hdmi_write_infopack(hdmi, HDMI_NV_PDISP_HDMI_GENERIC_HEADER,
- HDMI_INFOFRAME_TYPE_VENDOR,
- HDMI_VENDOR_VERSION, &frame, 6);
-
- value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
- value |= GENERIC_CTRL_ENABLE;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
-}
-
-static void tegra_hdmi_setup_tmds(struct tegra_hdmi *hdmi,
- const struct tmds_config *tmds)
-{
- unsigned long value;
-
- tegra_hdmi_writel(hdmi, tmds->pll0, HDMI_NV_PDISP_SOR_PLL0);
- tegra_hdmi_writel(hdmi, tmds->pll1, HDMI_NV_PDISP_SOR_PLL1);
- tegra_hdmi_writel(hdmi, tmds->pe_current, HDMI_NV_PDISP_PE_CURRENT);
-
- value = tmds->drive_current | DRIVE_CURRENT_FUSE_OVERRIDE;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT);
-}
-
-static int tegra_output_hdmi_enable(struct tegra_output *output)
-{
- unsigned int h_sync_width, h_front_porch, h_back_porch, i, rekey;
- struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc);
- struct drm_display_mode *mode = &dc->base.mode;
- struct tegra_hdmi *hdmi = to_hdmi(output);
- struct device_node *node = hdmi->dev->of_node;
- unsigned int pulse_start, div82, pclk;
- const struct tmds_config *tmds;
- unsigned int num_tmds;
- unsigned long value;
- int retries = 1000;
- int err;
-
- pclk = mode->clock * 1000;
- h_sync_width = mode->hsync_end - mode->hsync_start;
- h_back_porch = mode->htotal - mode->hsync_end;
- h_front_porch = mode->hsync_start - mode->hdisplay;
-
- err = regulator_enable(hdmi->vdd);
- if (err < 0) {
- dev_err(hdmi->dev, "failed to enable VDD regulator: %d\n", err);
- return err;
- }
-
- err = regulator_enable(hdmi->pll);
- if (err < 0) {
- dev_err(hdmi->dev, "failed to enable PLL regulator: %d\n", err);
- return err;
- }
-
- /*
- * This assumes that the display controller will divide its parent
- * clock by 2 to generate the pixel clock.
- */
- err = tegra_output_setup_clock(output, hdmi->clk, pclk * 2);
- if (err < 0) {
- dev_err(hdmi->dev, "failed to setup clock: %d\n", err);
- return err;
- }
-
- err = clk_set_rate(hdmi->clk, pclk);
- if (err < 0)
- return err;
-
- err = clk_enable(hdmi->clk);
- if (err < 0) {
- dev_err(hdmi->dev, "failed to enable clock: %d\n", err);
- return err;
- }
-
- tegra_periph_reset_assert(hdmi->clk);
- usleep_range(1000, 2000);
- tegra_periph_reset_deassert(hdmi->clk);
-
- tegra_dc_writel(dc, VSYNC_H_POSITION(1),
- DC_DISP_DISP_TIMING_OPTIONS);
- tegra_dc_writel(dc, DITHER_CONTROL_DISABLE | BASE_COLOR_SIZE888,
- DC_DISP_DISP_COLOR_CONTROL);
-
- /* video_preamble uses h_pulse2 */
- pulse_start = 1 + h_sync_width + h_back_porch - 10;
-
- tegra_dc_writel(dc, H_PULSE_2_ENABLE, DC_DISP_DISP_SIGNAL_OPTIONS0);
-
- value = PULSE_MODE_NORMAL | PULSE_POLARITY_HIGH | PULSE_QUAL_VACTIVE |
- PULSE_LAST_END_A;
- tegra_dc_writel(dc, value, DC_DISP_H_PULSE2_CONTROL);
-
- value = PULSE_START(pulse_start) | PULSE_END(pulse_start + 8);
- tegra_dc_writel(dc, value, DC_DISP_H_PULSE2_POSITION_A);
-
- value = VSYNC_WINDOW_END(0x210) | VSYNC_WINDOW_START(0x200) |
- VSYNC_WINDOW_ENABLE;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_VSYNC_WINDOW);
-
- if (dc->pipe)
- value = HDMI_SRC_DISPLAYB;
- else
- value = HDMI_SRC_DISPLAYA;
-
- if ((mode->hdisplay == 720) && ((mode->vdisplay == 480) ||
- (mode->vdisplay == 576)))
- tegra_hdmi_writel(hdmi,
- value | ARM_VIDEO_RANGE_FULL,
- HDMI_NV_PDISP_INPUT_CONTROL);
- else
- tegra_hdmi_writel(hdmi,
- value | ARM_VIDEO_RANGE_LIMITED,
- HDMI_NV_PDISP_INPUT_CONTROL);
-
- div82 = clk_get_rate(hdmi->clk) / 1000000 * 4;
- value = SOR_REFCLK_DIV_INT(div82 >> 2) | SOR_REFCLK_DIV_FRAC(div82);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_REFCLK);
-
- if (!hdmi->dvi) {
- err = tegra_hdmi_setup_audio(hdmi, pclk);
- if (err < 0)
- hdmi->dvi = true;
- }
-
- if (of_device_is_compatible(node, "nvidia,tegra20-hdmi")) {
- /*
- * TODO: add ELD support
- */
- }
-
- rekey = HDMI_REKEY_DEFAULT;
- value = HDMI_CTRL_REKEY(rekey);
- value |= HDMI_CTRL_MAX_AC_PACKET((h_sync_width + h_back_porch +
- h_front_porch - rekey - 18) / 32);
-
- if (!hdmi->dvi)
- value |= HDMI_CTRL_ENABLE;
-
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_CTRL);
-
- if (hdmi->dvi)
- tegra_hdmi_writel(hdmi, 0x0,
- HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
- else
- tegra_hdmi_writel(hdmi, GENERIC_CTRL_AUDIO,
- HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
-
- tegra_hdmi_setup_avi_infoframe(hdmi, mode);
- tegra_hdmi_setup_audio_infoframe(hdmi);
- tegra_hdmi_setup_stereo_infoframe(hdmi);
-
- /* TMDS CONFIG */
- if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) {
- num_tmds = ARRAY_SIZE(tegra3_tmds_config);
- tmds = tegra3_tmds_config;
- } else {
- num_tmds = ARRAY_SIZE(tegra2_tmds_config);
- tmds = tegra2_tmds_config;
- }
-
- for (i = 0; i < num_tmds; i++) {
- if (pclk <= tmds[i].pclk) {
- tegra_hdmi_setup_tmds(hdmi, &tmds[i]);
- break;
- }
- }
-
- tegra_hdmi_writel(hdmi,
- SOR_SEQ_CTL_PU_PC(0) |
- SOR_SEQ_PU_PC_ALT(0) |
- SOR_SEQ_PD_PC(8) |
- SOR_SEQ_PD_PC_ALT(8),
- HDMI_NV_PDISP_SOR_SEQ_CTL);
-
- value = SOR_SEQ_INST_WAIT_TIME(1) |
- SOR_SEQ_INST_WAIT_UNITS_VSYNC |
- SOR_SEQ_INST_HALT |
- SOR_SEQ_INST_PIN_A_LOW |
- SOR_SEQ_INST_PIN_B_LOW |
- SOR_SEQ_INST_DRIVE_PWM_OUT_LO;
-
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_SEQ_INST(0));
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_SEQ_INST(8));
-
- value = 0x1c800;
- value &= ~SOR_CSTM_ROTCLK(~0);
- value |= SOR_CSTM_ROTCLK(2);
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_CSTM);
-
- tegra_dc_writel(dc, DISP_CTRL_MODE_STOP, DC_CMD_DISPLAY_COMMAND);
- tegra_dc_writel(dc, GENERAL_ACT_REQ << 8, DC_CMD_STATE_CONTROL);
- tegra_dc_writel(dc, GENERAL_ACT_REQ, DC_CMD_STATE_CONTROL);
-
- /* start SOR */
- tegra_hdmi_writel(hdmi,
- SOR_PWR_NORMAL_STATE_PU |
- SOR_PWR_NORMAL_START_NORMAL |
- SOR_PWR_SAFE_STATE_PD |
- SOR_PWR_SETTING_NEW_TRIGGER,
- HDMI_NV_PDISP_SOR_PWR);
- tegra_hdmi_writel(hdmi,
- SOR_PWR_NORMAL_STATE_PU |
- SOR_PWR_NORMAL_START_NORMAL |
- SOR_PWR_SAFE_STATE_PD |
- SOR_PWR_SETTING_NEW_DONE,
- HDMI_NV_PDISP_SOR_PWR);
-
- do {
- BUG_ON(--retries < 0);
- value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_SOR_PWR);
- } while (value & SOR_PWR_SETTING_NEW_PENDING);
-
- value = SOR_STATE_ASY_CRCMODE_COMPLETE |
- SOR_STATE_ASY_OWNER_HEAD0 |
- SOR_STATE_ASY_SUBOWNER_BOTH |
- SOR_STATE_ASY_PROTOCOL_SINGLE_TMDS_A |
- SOR_STATE_ASY_DEPOL_POS;
-
- /* setup sync polarities */
- if (mode->flags & DRM_MODE_FLAG_PHSYNC)
- value |= SOR_STATE_ASY_HSYNCPOL_POS;
-
- if (mode->flags & DRM_MODE_FLAG_NHSYNC)
- value |= SOR_STATE_ASY_HSYNCPOL_NEG;
-
- if (mode->flags & DRM_MODE_FLAG_PVSYNC)
- value |= SOR_STATE_ASY_VSYNCPOL_POS;
-
- if (mode->flags & DRM_MODE_FLAG_NVSYNC)
- value |= SOR_STATE_ASY_VSYNCPOL_NEG;
-
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_STATE2);
-
- value = SOR_STATE_ASY_HEAD_OPMODE_AWAKE | SOR_STATE_ASY_ORMODE_NORMAL;
- tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_STATE1);
-
- tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_SOR_STATE0);
- tegra_hdmi_writel(hdmi, SOR_STATE_UPDATE, HDMI_NV_PDISP_SOR_STATE0);
- tegra_hdmi_writel(hdmi, value | SOR_STATE_ATTACHED,
- HDMI_NV_PDISP_SOR_STATE1);
- tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_SOR_STATE0);
-
- tegra_dc_writel(dc, HDMI_ENABLE, DC_DISP_DISP_WIN_OPTIONS);
-
- value = PW0_ENABLE | PW1_ENABLE | PW2_ENABLE | PW3_ENABLE |
- PW4_ENABLE | PM0_ENABLE | PM1_ENABLE;
- tegra_dc_writel(dc, value, DC_CMD_DISPLAY_POWER_CONTROL);
-
- value = DISP_CTRL_MODE_C_DISPLAY;
- tegra_dc_writel(dc, value, DC_CMD_DISPLAY_COMMAND);
-
- tegra_dc_writel(dc, GENERAL_ACT_REQ << 8, DC_CMD_STATE_CONTROL);
- tegra_dc_writel(dc, GENERAL_ACT_REQ, DC_CMD_STATE_CONTROL);
-
- /* TODO: add HDCP support */
-
- return 0;
-}
-
-static int tegra_output_hdmi_disable(struct tegra_output *output)
-{
- struct tegra_hdmi *hdmi = to_hdmi(output);
-
- tegra_periph_reset_assert(hdmi->clk);
- clk_disable(hdmi->clk);
- regulator_disable(hdmi->pll);
- regulator_disable(hdmi->vdd);
-
- return 0;
-}
-
-static int tegra_output_hdmi_setup_clock(struct tegra_output *output,
- struct clk *clk, unsigned long pclk)
-{
- struct tegra_hdmi *hdmi = to_hdmi(output);
- struct clk *base;
- int err;
-
- err = clk_set_parent(clk, hdmi->clk_parent);
- if (err < 0) {
- dev_err(output->dev, "failed to set parent: %d\n", err);
- return err;
- }
-
- base = clk_get_parent(hdmi->clk_parent);
-
- /*
- * This assumes that the parent clock is pll_d_out0 or pll_d2_out
- * respectively, each of which divides the base pll_d by 2.
- */
- err = clk_set_rate(base, pclk * 2);
- if (err < 0)
- dev_err(output->dev,
- "failed to set base clock rate to %lu Hz\n",
- pclk * 2);
-
- return 0;
-}
-
-static int tegra_output_hdmi_check_mode(struct tegra_output *output,
- struct drm_display_mode *mode,
- enum drm_mode_status *status)
-{
- struct tegra_hdmi *hdmi = to_hdmi(output);
- unsigned long pclk = mode->clock * 1000;
- struct clk *parent;
- long err;
-
- parent = clk_get_parent(hdmi->clk_parent);
-
- err = clk_round_rate(parent, pclk * 4);
- if (err < 0)
- *status = MODE_NOCLOCK;
- else
- *status = MODE_OK;
-
- return 0;
-}
-
-static const struct tegra_output_ops hdmi_ops = {
- .enable = tegra_output_hdmi_enable,
- .disable = tegra_output_hdmi_disable,
- .setup_clock = tegra_output_hdmi_setup_clock,
- .check_mode = tegra_output_hdmi_check_mode,
-};
-
-static int tegra_hdmi_show_regs(struct seq_file *s, void *data)
-{
- struct drm_info_node *node = s->private;
- struct tegra_hdmi *hdmi = node->info_ent->data;
-
-#define DUMP_REG(name) \
- seq_printf(s, "%-56s %#05x %08lx\n", #name, name, \
- tegra_hdmi_readl(hdmi, name))
-
- DUMP_REG(HDMI_CTXSW);
- DUMP_REG(HDMI_NV_PDISP_SOR_STATE0);
- DUMP_REG(HDMI_NV_PDISP_SOR_STATE1);
- DUMP_REG(HDMI_NV_PDISP_SOR_STATE2);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AN_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AN_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CN_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CN_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AKSV_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AKSV_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_BKSV_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_BKSV_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CKSV_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CKSV_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_DKSV_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_DKSV_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CTRL);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CMODE);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_MPRIME_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_MPRIME_LSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_SPRIME_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB2);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB1);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_RI);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CS_MSB);
- DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CS_LSB);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU0);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU_RDATA0);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU1);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU2);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_STATUS);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_STATUS);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_HEADER);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_STATUS);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_HEADER);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_CTRL);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_LOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_HIGH);
- DUMP_REG(HDMI_NV_PDISP_HDMI_CTRL);
- DUMP_REG(HDMI_NV_PDISP_HDMI_VSYNC_KEEPOUT);
- DUMP_REG(HDMI_NV_PDISP_HDMI_VSYNC_WINDOW);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GCP_CTRL);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GCP_STATUS);
- DUMP_REG(HDMI_NV_PDISP_HDMI_GCP_SUBPACK);
- DUMP_REG(HDMI_NV_PDISP_HDMI_CHANNEL_STATUS1);
- DUMP_REG(HDMI_NV_PDISP_HDMI_CHANNEL_STATUS2);
- DUMP_REG(HDMI_NV_PDISP_HDMI_EMU0);
- DUMP_REG(HDMI_NV_PDISP_HDMI_EMU1);
- DUMP_REG(HDMI_NV_PDISP_HDMI_EMU1_RDATA);
- DUMP_REG(HDMI_NV_PDISP_HDMI_SPARE);
- DUMP_REG(HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS1);
- DUMP_REG(HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS2);
- DUMP_REG(HDMI_NV_PDISP_HDMI_HDCPRIF_ROM_CTRL);
- DUMP_REG(HDMI_NV_PDISP_SOR_CAP);
- DUMP_REG(HDMI_NV_PDISP_SOR_PWR);
- DUMP_REG(HDMI_NV_PDISP_SOR_TEST);
- DUMP_REG(HDMI_NV_PDISP_SOR_PLL0);
- DUMP_REG(HDMI_NV_PDISP_SOR_PLL1);
- DUMP_REG(HDMI_NV_PDISP_SOR_PLL2);
- DUMP_REG(HDMI_NV_PDISP_SOR_CSTM);
- DUMP_REG(HDMI_NV_PDISP_SOR_LVDS);
- DUMP_REG(HDMI_NV_PDISP_SOR_CRCA);
- DUMP_REG(HDMI_NV_PDISP_SOR_CRCB);
- DUMP_REG(HDMI_NV_PDISP_SOR_BLANK);
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_CTL);
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(0));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(1));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(2));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(3));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(4));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(5));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(6));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(7));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(8));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(9));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(10));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(11));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(12));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(13));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(14));
- DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(15));
- DUMP_REG(HDMI_NV_PDISP_SOR_VCRCA0);
- DUMP_REG(HDMI_NV_PDISP_SOR_VCRCA1);
- DUMP_REG(HDMI_NV_PDISP_SOR_CCRCA0);
- DUMP_REG(HDMI_NV_PDISP_SOR_CCRCA1);
- DUMP_REG(HDMI_NV_PDISP_SOR_EDATAA0);
- DUMP_REG(HDMI_NV_PDISP_SOR_EDATAA1);
- DUMP_REG(HDMI_NV_PDISP_SOR_COUNTA0);
- DUMP_REG(HDMI_NV_PDISP_SOR_COUNTA1);
- DUMP_REG(HDMI_NV_PDISP_SOR_DEBUGA0);
- DUMP_REG(HDMI_NV_PDISP_SOR_DEBUGA1);
- DUMP_REG(HDMI_NV_PDISP_SOR_TRIG);
- DUMP_REG(HDMI_NV_PDISP_SOR_MSCHECK);
- DUMP_REG(HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_DEBUG0);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_DEBUG1);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_DEBUG2);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(0));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(1));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(2));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(3));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(4));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(5));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(6));
- DUMP_REG(HDMI_NV_PDISP_AUDIO_PULSE_WIDTH);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_THRESHOLD);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_CNTRL0);
- DUMP_REG(HDMI_NV_PDISP_AUDIO_N);
- DUMP_REG(HDMI_NV_PDISP_HDCPRIF_ROM_TIMING);
- DUMP_REG(HDMI_NV_PDISP_SOR_REFCLK);
- DUMP_REG(HDMI_NV_PDISP_CRC_CONTROL);
- DUMP_REG(HDMI_NV_PDISP_INPUT_CONTROL);
- DUMP_REG(HDMI_NV_PDISP_SCRATCH);
- DUMP_REG(HDMI_NV_PDISP_PE_CURRENT);
- DUMP_REG(HDMI_NV_PDISP_KEY_CTRL);
- DUMP_REG(HDMI_NV_PDISP_KEY_DEBUG0);
- DUMP_REG(HDMI_NV_PDISP_KEY_DEBUG1);
- DUMP_REG(HDMI_NV_PDISP_KEY_DEBUG2);
- DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_0);
- DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_1);
- DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_2);
- DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_3);
- DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_TRIG);
- DUMP_REG(HDMI_NV_PDISP_KEY_SKEY_INDEX);
- DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_CNTRL0);
- DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_HDA_ELD_BUFWR);
- DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_HDA_PRESENSE);
-
-#undef DUMP_REG
-
- return 0;
-}
-
-static struct drm_info_list debugfs_files[] = {
- { "regs", tegra_hdmi_show_regs, 0, NULL },
-};
-
-static int tegra_hdmi_debugfs_init(struct tegra_hdmi *hdmi,
- struct drm_minor *minor)
-{
- unsigned int i;
- int err;
-
- hdmi->debugfs = debugfs_create_dir("hdmi", minor->debugfs_root);
- if (!hdmi->debugfs)
- return -ENOMEM;
-
- hdmi->debugfs_files = kmemdup(debugfs_files, sizeof(debugfs_files),
- GFP_KERNEL);
- if (!hdmi->debugfs_files) {
- err = -ENOMEM;
- goto remove;
- }
-
- for (i = 0; i < ARRAY_SIZE(debugfs_files); i++)
- hdmi->debugfs_files[i].data = hdmi;
-
- err = drm_debugfs_create_files(hdmi->debugfs_files,
- ARRAY_SIZE(debugfs_files),
- hdmi->debugfs, minor);
- if (err < 0)
- goto free;
-
- hdmi->minor = minor;
-
- return 0;
-
-free:
- kfree(hdmi->debugfs_files);
- hdmi->debugfs_files = NULL;
-remove:
- debugfs_remove(hdmi->debugfs);
- hdmi->debugfs = NULL;
-
- return err;
-}
-
-static int tegra_hdmi_debugfs_exit(struct tegra_hdmi *hdmi)
-{
- drm_debugfs_remove_files(hdmi->debugfs_files, ARRAY_SIZE(debugfs_files),
- hdmi->minor);
- hdmi->minor = NULL;
-
- kfree(hdmi->debugfs_files);
- hdmi->debugfs_files = NULL;
-
- debugfs_remove(hdmi->debugfs);
- hdmi->debugfs = NULL;
-
- return 0;
-}
-
-static int tegra_hdmi_drm_init(struct host1x_client *client,
- struct drm_device *drm)
-{
- struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
- int err;
-
- hdmi->output.type = TEGRA_OUTPUT_HDMI;
- hdmi->output.dev = client->dev;
- hdmi->output.ops = &hdmi_ops;
-
- err = tegra_output_init(drm, &hdmi->output);
- if (err < 0) {
- dev_err(client->dev, "output setup failed: %d\n", err);
- return err;
- }
-
- if (IS_ENABLED(CONFIG_DEBUG_FS)) {
- err = tegra_hdmi_debugfs_init(hdmi, drm->primary);
- if (err < 0)
- dev_err(client->dev, "debugfs setup failed: %d\n", err);
- }
-
- return 0;
-}
-
-static int tegra_hdmi_drm_exit(struct host1x_client *client)
-{
- struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
- int err;
-
- if (IS_ENABLED(CONFIG_DEBUG_FS)) {
- err = tegra_hdmi_debugfs_exit(hdmi);
- if (err < 0)
- dev_err(client->dev, "debugfs cleanup failed: %d\n",
- err);
- }
-
- err = tegra_output_disable(&hdmi->output);
- if (err < 0) {
- dev_err(client->dev, "output failed to disable: %d\n", err);
- return err;
- }
-
- err = tegra_output_exit(&hdmi->output);
- if (err < 0) {
- dev_err(client->dev, "output cleanup failed: %d\n", err);
- return err;
- }
-
- return 0;
-}
-
-static const struct host1x_client_ops hdmi_client_ops = {
- .drm_init = tegra_hdmi_drm_init,
- .drm_exit = tegra_hdmi_drm_exit,
-};
-
-static int tegra_hdmi_probe(struct platform_device *pdev)
-{
- struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
- struct tegra_hdmi *hdmi;
- struct resource *regs;
- int err;
-
- hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
- if (!hdmi)
- return -ENOMEM;
-
- hdmi->dev = &pdev->dev;
- hdmi->audio_source = AUTO;
- hdmi->audio_freq = 44100;
- hdmi->stereo = false;
- hdmi->dvi = false;
-
- hdmi->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(hdmi->clk)) {
- dev_err(&pdev->dev, "failed to get clock\n");
- return PTR_ERR(hdmi->clk);
- }
-
- err = clk_prepare(hdmi->clk);
- if (err < 0)
- return err;
-
- hdmi->clk_parent = devm_clk_get(&pdev->dev, "parent");
- if (IS_ERR(hdmi->clk_parent))
- return PTR_ERR(hdmi->clk_parent);
-
- err = clk_prepare(hdmi->clk_parent);
- if (err < 0)
- return err;
-
- err = clk_set_parent(hdmi->clk, hdmi->clk_parent);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to setup clocks: %d\n", err);
- return err;
- }
-
- hdmi->vdd = devm_regulator_get(&pdev->dev, "vdd");
- if (IS_ERR(hdmi->vdd)) {
- dev_err(&pdev->dev, "failed to get VDD regulator\n");
- return PTR_ERR(hdmi->vdd);
- }
-
- hdmi->pll = devm_regulator_get(&pdev->dev, "pll");
- if (IS_ERR(hdmi->pll)) {
- dev_err(&pdev->dev, "failed to get PLL regulator\n");
- return PTR_ERR(hdmi->pll);
- }
-
- hdmi->output.dev = &pdev->dev;
-
- err = tegra_output_parse_dt(&hdmi->output);
- if (err < 0)
- return err;
-
- regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!regs)
- return -ENXIO;
-
- hdmi->regs = devm_request_and_ioremap(&pdev->dev, regs);
- if (!hdmi->regs)
- return -EADDRNOTAVAIL;
-
- err = platform_get_irq(pdev, 0);
- if (err < 0)
- return err;
-
- hdmi->irq = err;
-
- hdmi->client.ops = &hdmi_client_ops;
- INIT_LIST_HEAD(&hdmi->client.list);
- hdmi->client.dev = &pdev->dev;
-
- err = host1x_register_client(host1x, &hdmi->client);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to register host1x client: %d\n",
- err);
- return err;
- }
-
- platform_set_drvdata(pdev, hdmi);
-
- return 0;
-}
-
-static int tegra_hdmi_remove(struct platform_device *pdev)
-{
- struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
- struct tegra_hdmi *hdmi = platform_get_drvdata(pdev);
- int err;
-
- err = host1x_unregister_client(host1x, &hdmi->client);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to unregister host1x client: %d\n",
- err);
- return err;
- }
-
- clk_unprepare(hdmi->clk_parent);
- clk_unprepare(hdmi->clk);
-
- return 0;
-}
-
-static struct of_device_id tegra_hdmi_of_match[] = {
- { .compatible = "nvidia,tegra30-hdmi", },
- { .compatible = "nvidia,tegra20-hdmi", },
- { },
-};
-
-struct platform_driver tegra_hdmi_driver = {
- .driver = {
- .name = "tegra-hdmi",
- .owner = THIS_MODULE,
- .of_match_table = tegra_hdmi_of_match,
- },
- .probe = tegra_hdmi_probe,
- .remove = tegra_hdmi_remove,
-};
deleted file mode 100644
@@ -1,575 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#ifndef TEGRA_HDMI_H
-#define TEGRA_HDMI_H 1
-
-#define HDMI_INFOFRAME_TYPE_VENDOR 0x81
-#define HDMI_INFOFRAME_TYPE_AVI 0x82
-#define HDMI_INFOFRAME_TYPE_SPD 0x83
-#define HDMI_INFOFRAME_TYPE_AUDIO 0x84
-#define HDMI_INFOFRAME_TYPE_MPEG_SRC 0x85
-#define HDMI_INFOFRAME_TYPE_NTSC_VBI 0x86
-
-/* all fields little endian */
-struct hdmi_avi_infoframe {
- /* PB0 */
- u8 csum;
-
- /* PB1 */
- unsigned s:2; /* scan information */
- unsigned b:2; /* bar info data valid */
- unsigned a:1; /* active info present */
- unsigned y:2; /* RGB or YCbCr */
- unsigned res1:1;
-
- /* PB2 */
- unsigned r:4; /* active format aspect ratio */
- unsigned m:2; /* picture aspect ratio */
- unsigned c:2; /* colorimetry */
-
- /* PB3 */
- unsigned sc:2; /* scan information */
- unsigned q:2; /* quantization range */
- unsigned ec:3; /* extended colorimetry */
- unsigned itc:1; /* it content */
-
- /* PB4 */
- unsigned vic:7; /* video format id code */
- unsigned res4:1;
-
- /* PB5 */
- unsigned pr:4; /* pixel repetition factor */
- unsigned cn:2; /* it content type*/
- unsigned yq:2; /* ycc quantization range */
-
- /* PB6-7 */
- u16 top_bar_end_line;
-
- /* PB8-9 */
- u16 bot_bar_start_line;
-
- /* PB10-11 */
- u16 left_bar_end_pixel;
-
- /* PB12-13 */
- u16 right_bar_start_pixel;
-} __packed;
-
-#define HDMI_AVI_VERSION 0x02
-
-#define HDMI_AVI_Y_RGB 0x0
-#define HDMI_AVI_Y_YCBCR_422 0x1
-#define HDMI_AVI_Y_YCBCR_444 0x2
-
-#define HDMI_AVI_B_VERT 0x1
-#define HDMI_AVI_B_HORIZ 0x2
-
-#define HDMI_AVI_S_NONE 0x0
-#define HDMI_AVI_S_OVERSCAN 0x1
-#define HDMI_AVI_S_UNDERSCAN 0x2
-
-#define HDMI_AVI_C_NONE 0x0
-#define HDMI_AVI_C_SMPTE 0x1
-#define HDMI_AVI_C_ITU_R 0x2
-#define HDMI_AVI_C_EXTENDED 0x4
-
-#define HDMI_AVI_M_4_3 0x1
-#define HDMI_AVI_M_16_9 0x2
-
-#define HDMI_AVI_R_SAME 0x8
-#define HDMI_AVI_R_4_3_CENTER 0x9
-#define HDMI_AVI_R_16_9_CENTER 0xa
-#define HDMI_AVI_R_14_9_CENTER 0xb
-
-/* all fields little endian */
-struct hdmi_audio_infoframe {
- /* PB0 */
- u8 csum;
-
- /* PB1 */
- unsigned cc:3; /* channel count */
- unsigned res1:1;
- unsigned ct:4; /* coding type */
-
- /* PB2 */
- unsigned ss:2; /* sample size */
- unsigned sf:3; /* sample frequency */
- unsigned res2:3;
-
- /* PB3 */
- unsigned cxt:5; /* coding extention type */
- unsigned res3:3;
-
- /* PB4 */
- u8 ca; /* channel/speaker allocation */
-
- /* PB5 */
- unsigned res5:3;
- unsigned lsv:4; /* level shift value */
- unsigned dm_inh:1; /* downmix inhibit */
-
- /* PB6-10 reserved */
- u8 res6;
- u8 res7;
- u8 res8;
- u8 res9;
- u8 res10;
-} __packed;
-
-#define HDMI_AUDIO_VERSION 0x01
-
-#define HDMI_AUDIO_CC_STREAM 0x0 /* specified by audio stream */
-#define HDMI_AUDIO_CC_2 0x1
-#define HDMI_AUDIO_CC_3 0x2
-#define HDMI_AUDIO_CC_4 0x3
-#define HDMI_AUDIO_CC_5 0x4
-#define HDMI_AUDIO_CC_6 0x5
-#define HDMI_AUDIO_CC_7 0x6
-#define HDMI_AUDIO_CC_8 0x7
-
-#define HDMI_AUDIO_CT_STREAM 0x0 /* specified by audio stream */
-#define HDMI_AUDIO_CT_PCM 0x1
-#define HDMI_AUDIO_CT_AC3 0x2
-#define HDMI_AUDIO_CT_MPEG1 0x3
-#define HDMI_AUDIO_CT_MP3 0x4
-#define HDMI_AUDIO_CT_MPEG2 0x5
-#define HDMI_AUDIO_CT_AAC_LC 0x6
-#define HDMI_AUDIO_CT_DTS 0x7
-#define HDMI_AUDIO_CT_ATRAC 0x8
-#define HDMI_AUDIO_CT_DSD 0x9
-#define HDMI_AUDIO_CT_E_AC3 0xa
-#define HDMI_AUDIO_CT_DTS_HD 0xb
-#define HDMI_AUDIO_CT_MLP 0xc
-#define HDMI_AUDIO_CT_DST 0xd
-#define HDMI_AUDIO_CT_WMA_PRO 0xe
-#define HDMI_AUDIO_CT_CXT 0xf
-
-#define HDMI_AUDIO_SF_STREAM 0x0 /* specified by audio stream */
-#define HDMI_AUIDO_SF_32K 0x1
-#define HDMI_AUDIO_SF_44_1K 0x2
-#define HDMI_AUDIO_SF_48K 0x3
-#define HDMI_AUDIO_SF_88_2K 0x4
-#define HDMI_AUDIO_SF_96K 0x5
-#define HDMI_AUDIO_SF_176_4K 0x6
-#define HDMI_AUDIO_SF_192K 0x7
-
-#define HDMI_AUDIO_SS_STREAM 0x0 /* specified by audio stream */
-#define HDMI_AUDIO_SS_16BIT 0x1
-#define HDMI_AUDIO_SS_20BIT 0x2
-#define HDMI_AUDIO_SS_24BIT 0x3
-
-#define HDMI_AUDIO_CXT_CT 0x0 /* refer to coding in CT */
-#define HDMI_AUDIO_CXT_HE_AAC 0x1
-#define HDMI_AUDIO_CXT_HE_AAC_V2 0x2
-#define HDMI_AUDIO_CXT_MPEG_SURROUND 0x3
-
-/* all fields little endian */
-struct hdmi_stereo_infoframe {
- /* PB0 */
- u8 csum;
-
- /* PB1 */
- u8 regid0;
-
- /* PB2 */
- u8 regid1;
-
- /* PB3 */
- u8 regid2;
-
- /* PB4 */
- unsigned res1:5;
- unsigned hdmi_video_format:3;
-
- /* PB5 */
- unsigned res2:4;
- unsigned _3d_structure:4;
-
- /* PB6*/
- unsigned res3:4;
- unsigned _3d_ext_data:4;
-} __packed;
-
-#define HDMI_VENDOR_VERSION 0x01
-
-/* register definitions */
-#define HDMI_CTXSW 0x00
-
-#define HDMI_NV_PDISP_SOR_STATE0 0x01
-#define SOR_STATE_UPDATE (1 << 0)
-
-#define HDMI_NV_PDISP_SOR_STATE1 0x02
-#define SOR_STATE_ASY_HEAD_OPMODE_AWAKE (2 << 0)
-#define SOR_STATE_ASY_ORMODE_NORMAL (1 << 2)
-#define SOR_STATE_ATTACHED (1 << 3)
-
-#define HDMI_NV_PDISP_SOR_STATE2 0x03
-#define SOR_STATE_ASY_OWNER_NONE (0 << 0)
-#define SOR_STATE_ASY_OWNER_HEAD0 (1 << 0)
-#define SOR_STATE_ASY_SUBOWNER_NONE (0 << 4)
-#define SOR_STATE_ASY_SUBOWNER_SUBHEAD0 (1 << 4)
-#define SOR_STATE_ASY_SUBOWNER_SUBHEAD1 (2 << 4)
-#define SOR_STATE_ASY_SUBOWNER_BOTH (3 << 4)
-#define SOR_STATE_ASY_CRCMODE_ACTIVE (0 << 6)
-#define SOR_STATE_ASY_CRCMODE_COMPLETE (1 << 6)
-#define SOR_STATE_ASY_CRCMODE_NON_ACTIVE (2 << 6)
-#define SOR_STATE_ASY_PROTOCOL_SINGLE_TMDS_A (1 << 8)
-#define SOR_STATE_ASY_PROTOCOL_CUSTOM (15 << 8)
-#define SOR_STATE_ASY_HSYNCPOL_POS (0 << 12)
-#define SOR_STATE_ASY_HSYNCPOL_NEG (1 << 12)
-#define SOR_STATE_ASY_VSYNCPOL_POS (0 << 13)
-#define SOR_STATE_ASY_VSYNCPOL_NEG (1 << 13)
-#define SOR_STATE_ASY_DEPOL_POS (0 << 14)
-#define SOR_STATE_ASY_DEPOL_NEG (1 << 14)
-
-#define HDMI_NV_PDISP_RG_HDCP_AN_MSB 0x04
-#define HDMI_NV_PDISP_RG_HDCP_AN_LSB 0x05
-#define HDMI_NV_PDISP_RG_HDCP_CN_MSB 0x06
-#define HDMI_NV_PDISP_RG_HDCP_CN_LSB 0x07
-#define HDMI_NV_PDISP_RG_HDCP_AKSV_MSB 0x08
-#define HDMI_NV_PDISP_RG_HDCP_AKSV_LSB 0x09
-#define HDMI_NV_PDISP_RG_HDCP_BKSV_MSB 0x0a
-#define HDMI_NV_PDISP_RG_HDCP_BKSV_LSB 0x0b
-#define HDMI_NV_PDISP_RG_HDCP_CKSV_MSB 0x0c
-#define HDMI_NV_PDISP_RG_HDCP_CKSV_LSB 0x0d
-#define HDMI_NV_PDISP_RG_HDCP_DKSV_MSB 0x0e
-#define HDMI_NV_PDISP_RG_HDCP_DKSV_LSB 0x0f
-#define HDMI_NV_PDISP_RG_HDCP_CTRL 0x10
-#define HDMI_NV_PDISP_RG_HDCP_CMODE 0x11
-#define HDMI_NV_PDISP_RG_HDCP_MPRIME_MSB 0x12
-#define HDMI_NV_PDISP_RG_HDCP_MPRIME_LSB 0x13
-#define HDMI_NV_PDISP_RG_HDCP_SPRIME_MSB 0x14
-#define HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB2 0x15
-#define HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB1 0x16
-#define HDMI_NV_PDISP_RG_HDCP_RI 0x17
-#define HDMI_NV_PDISP_RG_HDCP_CS_MSB 0x18
-#define HDMI_NV_PDISP_RG_HDCP_CS_LSB 0x19
-#define HDMI_NV_PDISP_HDMI_AUDIO_EMU0 0x1a
-#define HDMI_NV_PDISP_HDMI_AUDIO_EMU_RDATA0 0x1b
-#define HDMI_NV_PDISP_HDMI_AUDIO_EMU1 0x1c
-#define HDMI_NV_PDISP_HDMI_AUDIO_EMU2 0x1d
-
-#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL 0x1e
-#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_STATUS 0x1f
-#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER 0x20
-#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_LOW 0x21
-#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_HIGH 0x22
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL 0x23
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_STATUS 0x24
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_HEADER 0x25
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_LOW 0x26
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_HIGH 0x27
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_LOW 0x28
-#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_HIGH 0x29
-
-#define INFOFRAME_CTRL_ENABLE (1 << 0)
-
-#define INFOFRAME_HEADER_TYPE(x) (((x) & 0xff) << 0)
-#define INFOFRAME_HEADER_VERSION(x) (((x) & 0xff) << 8)
-#define INFOFRAME_HEADER_LEN(x) (((x) & 0x0f) << 16)
-
-#define HDMI_NV_PDISP_HDMI_GENERIC_CTRL 0x2a
-#define GENERIC_CTRL_ENABLE (1 << 0)
-#define GENERIC_CTRL_OTHER (1 << 4)
-#define GENERIC_CTRL_SINGLE (1 << 8)
-#define GENERIC_CTRL_HBLANK (1 << 12)
-#define GENERIC_CTRL_AUDIO (1 << 16)
-
-#define HDMI_NV_PDISP_HDMI_GENERIC_STATUS 0x2b
-#define HDMI_NV_PDISP_HDMI_GENERIC_HEADER 0x2c
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_LOW 0x2d
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_HIGH 0x2e
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_LOW 0x2f
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_HIGH 0x30
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_LOW 0x31
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_HIGH 0x32
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_LOW 0x33
-#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_HIGH 0x34
-
-#define HDMI_NV_PDISP_HDMI_ACR_CTRL 0x35
-#define HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_LOW 0x36
-#define HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_HIGH 0x37
-#define HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_LOW 0x38
-#define HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_HIGH 0x39
-#define HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_LOW 0x3a
-#define HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_HIGH 0x3b
-#define HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_LOW 0x3c
-#define HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_HIGH 0x3d
-#define HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_LOW 0x3e
-#define HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_HIGH 0x3f
-#define HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_LOW 0x40
-#define HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_HIGH 0x41
-#define HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_LOW 0x42
-#define HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_HIGH 0x43
-
-#define ACR_SUBPACK_CTS(x) (((x) & 0xffffff) << 8)
-#define ACR_SUBPACK_N(x) (((x) & 0xffffff) << 0)
-#define ACR_ENABLE (1 << 31)
-
-#define HDMI_NV_PDISP_HDMI_CTRL 0x44
-#define HDMI_CTRL_REKEY(x) (((x) & 0x7f) << 0)
-#define HDMI_CTRL_MAX_AC_PACKET(x) (((x) & 0x1f) << 16)
-#define HDMI_CTRL_ENABLE (1 << 30)
-
-#define HDMI_NV_PDISP_HDMI_VSYNC_KEEPOUT 0x45
-#define HDMI_NV_PDISP_HDMI_VSYNC_WINDOW 0x46
-#define VSYNC_WINDOW_END(x) (((x) & 0x3ff) << 0)
-#define VSYNC_WINDOW_START(x) (((x) & 0x3ff) << 16)
-#define VSYNC_WINDOW_ENABLE (1 << 31)
-
-#define HDMI_NV_PDISP_HDMI_GCP_CTRL 0x47
-#define HDMI_NV_PDISP_HDMI_GCP_STATUS 0x48
-#define HDMI_NV_PDISP_HDMI_GCP_SUBPACK 0x49
-#define HDMI_NV_PDISP_HDMI_CHANNEL_STATUS1 0x4a
-#define HDMI_NV_PDISP_HDMI_CHANNEL_STATUS2 0x4b
-#define HDMI_NV_PDISP_HDMI_EMU0 0x4c
-#define HDMI_NV_PDISP_HDMI_EMU1 0x4d
-#define HDMI_NV_PDISP_HDMI_EMU1_RDATA 0x4e
-
-#define HDMI_NV_PDISP_HDMI_SPARE 0x4f
-#define SPARE_HW_CTS (1 << 0)
-#define SPARE_FORCE_SW_CTS (1 << 1)
-#define SPARE_CTS_RESET_VAL(x) (((x) & 0x7) << 16)
-
-#define HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS1 0x50
-#define HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS2 0x51
-#define HDMI_NV_PDISP_HDMI_HDCPRIF_ROM_CTRL 0x53
-#define HDMI_NV_PDISP_SOR_CAP 0x54
-#define HDMI_NV_PDISP_SOR_PWR 0x55
-#define SOR_PWR_NORMAL_STATE_PD (0 << 0)
-#define SOR_PWR_NORMAL_STATE_PU (1 << 0)
-#define SOR_PWR_NORMAL_START_NORMAL (0 << 1)
-#define SOR_PWR_NORMAL_START_ALT (1 << 1)
-#define SOR_PWR_SAFE_STATE_PD (0 << 16)
-#define SOR_PWR_SAFE_STATE_PU (1 << 16)
-#define SOR_PWR_SETTING_NEW_DONE (0 << 31)
-#define SOR_PWR_SETTING_NEW_PENDING (1 << 31)
-#define SOR_PWR_SETTING_NEW_TRIGGER (1 << 31)
-
-#define HDMI_NV_PDISP_SOR_TEST 0x56
-#define HDMI_NV_PDISP_SOR_PLL0 0x57
-#define SOR_PLL_PWR (1 << 0)
-#define SOR_PLL_PDBG (1 << 1)
-#define SOR_PLL_VCAPD (1 << 2)
-#define SOR_PLL_PDPORT (1 << 3)
-#define SOR_PLL_RESISTORSEL (1 << 4)
-#define SOR_PLL_PULLDOWN (1 << 5)
-#define SOR_PLL_VCOCAP(x) (((x) & 0xf) << 8)
-#define SOR_PLL_BG_V17_S(x) (((x) & 0xf) << 12)
-#define SOR_PLL_FILTER(x) (((x) & 0xf) << 16)
-#define SOR_PLL_ICHPMP(x) (((x) & 0xf) << 24)
-#define SOR_PLL_TX_REG_LOAD(x) (((x) & 0xf) << 28)
-
-#define HDMI_NV_PDISP_SOR_PLL1 0x58
-#define SOR_PLL_TMDS_TERM_ENABLE (1 << 8)
-#define SOR_PLL_TMDS_TERMADJ(x) (((x) & 0xf) << 9)
-#define SOR_PLL_LOADADJ(x) (((x) & 0xf) << 20)
-#define SOR_PLL_PE_EN (1 << 28)
-#define SOR_PLL_HALF_FULL_PE (1 << 29)
-#define SOR_PLL_S_D_PIN_PE (1 << 30)
-
-#define HDMI_NV_PDISP_SOR_PLL2 0x59
-
-#define HDMI_NV_PDISP_SOR_CSTM 0x5a
-#define SOR_CSTM_ROTCLK(x) (((x) & 0xf) << 24)
-
-#define HDMI_NV_PDISP_SOR_LVDS 0x5b
-#define HDMI_NV_PDISP_SOR_CRCA 0x5c
-#define HDMI_NV_PDISP_SOR_CRCB 0x5d
-#define HDMI_NV_PDISP_SOR_BLANK 0x5e
-#define HDMI_NV_PDISP_SOR_SEQ_CTL 0x5f
-#define SOR_SEQ_CTL_PU_PC(x) (((x) & 0xf) << 0)
-#define SOR_SEQ_PU_PC_ALT(x) (((x) & 0xf) << 4)
-#define SOR_SEQ_PD_PC(x) (((x) & 0xf) << 8)
-#define SOR_SEQ_PD_PC_ALT(x) (((x) & 0xf) << 12)
-#define SOR_SEQ_PC(x) (((x) & 0xf) << 16)
-#define SOR_SEQ_STATUS (1 << 28)
-#define SOR_SEQ_SWITCH (1 << 30)
-
-#define HDMI_NV_PDISP_SOR_SEQ_INST(x) (0x60 + (x))
-
-#define SOR_SEQ_INST_WAIT_TIME(x) (((x) & 0x3ff) << 0)
-#define SOR_SEQ_INST_WAIT_UNITS_VSYNC (2 << 12)
-#define SOR_SEQ_INST_HALT (1 << 15)
-#define SOR_SEQ_INST_PIN_A_LOW (0 << 21)
-#define SOR_SEQ_INST_PIN_A_HIGH (1 << 21)
-#define SOR_SEQ_INST_PIN_B_LOW (0 << 22)
-#define SOR_SEQ_INST_PIN_B_HIGH (1 << 22)
-#define SOR_SEQ_INST_DRIVE_PWM_OUT_LO (1 << 23)
-
-#define HDMI_NV_PDISP_SOR_VCRCA0 0x72
-#define HDMI_NV_PDISP_SOR_VCRCA1 0x73
-#define HDMI_NV_PDISP_SOR_CCRCA0 0x74
-#define HDMI_NV_PDISP_SOR_CCRCA1 0x75
-#define HDMI_NV_PDISP_SOR_EDATAA0 0x76
-#define HDMI_NV_PDISP_SOR_EDATAA1 0x77
-#define HDMI_NV_PDISP_SOR_COUNTA0 0x78
-#define HDMI_NV_PDISP_SOR_COUNTA1 0x79
-#define HDMI_NV_PDISP_SOR_DEBUGA0 0x7a
-#define HDMI_NV_PDISP_SOR_DEBUGA1 0x7b
-#define HDMI_NV_PDISP_SOR_TRIG 0x7c
-#define HDMI_NV_PDISP_SOR_MSCHECK 0x7d
-
-#define HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT 0x7e
-#define DRIVE_CURRENT_LANE0(x) (((x) & 0x3f) << 0)
-#define DRIVE_CURRENT_LANE1(x) (((x) & 0x3f) << 8)
-#define DRIVE_CURRENT_LANE2(x) (((x) & 0x3f) << 16)
-#define DRIVE_CURRENT_LANE3(x) (((x) & 0x3f) << 24)
-#define DRIVE_CURRENT_FUSE_OVERRIDE (1 << 31)
-
-#define DRIVE_CURRENT_1_500_mA 0x00
-#define DRIVE_CURRENT_1_875_mA 0x01
-#define DRIVE_CURRENT_2_250_mA 0x02
-#define DRIVE_CURRENT_2_625_mA 0x03
-#define DRIVE_CURRENT_3_000_mA 0x04
-#define DRIVE_CURRENT_3_375_mA 0x05
-#define DRIVE_CURRENT_3_750_mA 0x06
-#define DRIVE_CURRENT_4_125_mA 0x07
-#define DRIVE_CURRENT_4_500_mA 0x08
-#define DRIVE_CURRENT_4_875_mA 0x09
-#define DRIVE_CURRENT_5_250_mA 0x0a
-#define DRIVE_CURRENT_5_625_mA 0x0b
-#define DRIVE_CURRENT_6_000_mA 0x0c
-#define DRIVE_CURRENT_6_375_mA 0x0d
-#define DRIVE_CURRENT_6_750_mA 0x0e
-#define DRIVE_CURRENT_7_125_mA 0x0f
-#define DRIVE_CURRENT_7_500_mA 0x10
-#define DRIVE_CURRENT_7_875_mA 0x11
-#define DRIVE_CURRENT_8_250_mA 0x12
-#define DRIVE_CURRENT_8_625_mA 0x13
-#define DRIVE_CURRENT_9_000_mA 0x14
-#define DRIVE_CURRENT_9_375_mA 0x15
-#define DRIVE_CURRENT_9_750_mA 0x16
-#define DRIVE_CURRENT_10_125_mA 0x17
-#define DRIVE_CURRENT_10_500_mA 0x18
-#define DRIVE_CURRENT_10_875_mA 0x19
-#define DRIVE_CURRENT_11_250_mA 0x1a
-#define DRIVE_CURRENT_11_625_mA 0x1b
-#define DRIVE_CURRENT_12_000_mA 0x1c
-#define DRIVE_CURRENT_12_375_mA 0x1d
-#define DRIVE_CURRENT_12_750_mA 0x1e
-#define DRIVE_CURRENT_13_125_mA 0x1f
-#define DRIVE_CURRENT_13_500_mA 0x20
-#define DRIVE_CURRENT_13_875_mA 0x21
-#define DRIVE_CURRENT_14_250_mA 0x22
-#define DRIVE_CURRENT_14_625_mA 0x23
-#define DRIVE_CURRENT_15_000_mA 0x24
-#define DRIVE_CURRENT_15_375_mA 0x25
-#define DRIVE_CURRENT_15_750_mA 0x26
-#define DRIVE_CURRENT_16_125_mA 0x27
-#define DRIVE_CURRENT_16_500_mA 0x28
-#define DRIVE_CURRENT_16_875_mA 0x29
-#define DRIVE_CURRENT_17_250_mA 0x2a
-#define DRIVE_CURRENT_17_625_mA 0x2b
-#define DRIVE_CURRENT_18_000_mA 0x2c
-#define DRIVE_CURRENT_18_375_mA 0x2d
-#define DRIVE_CURRENT_18_750_mA 0x2e
-#define DRIVE_CURRENT_19_125_mA 0x2f
-#define DRIVE_CURRENT_19_500_mA 0x30
-#define DRIVE_CURRENT_19_875_mA 0x31
-#define DRIVE_CURRENT_20_250_mA 0x32
-#define DRIVE_CURRENT_20_625_mA 0x33
-#define DRIVE_CURRENT_21_000_mA 0x34
-#define DRIVE_CURRENT_21_375_mA 0x35
-#define DRIVE_CURRENT_21_750_mA 0x36
-#define DRIVE_CURRENT_22_125_mA 0x37
-#define DRIVE_CURRENT_22_500_mA 0x38
-#define DRIVE_CURRENT_22_875_mA 0x39
-#define DRIVE_CURRENT_23_250_mA 0x3a
-#define DRIVE_CURRENT_23_625_mA 0x3b
-#define DRIVE_CURRENT_24_000_mA 0x3c
-#define DRIVE_CURRENT_24_375_mA 0x3d
-#define DRIVE_CURRENT_24_750_mA 0x3e
-
-#define HDMI_NV_PDISP_AUDIO_DEBUG0 0x7f
-#define HDMI_NV_PDISP_AUDIO_DEBUG1 0x80
-#define HDMI_NV_PDISP_AUDIO_DEBUG2 0x81
-
-#define HDMI_NV_PDISP_AUDIO_FS(x) (0x82 + (x))
-#define AUDIO_FS_LOW(x) (((x) & 0xfff) << 0)
-#define AUDIO_FS_HIGH(x) (((x) & 0xfff) << 16)
-
-#define HDMI_NV_PDISP_AUDIO_PULSE_WIDTH 0x89
-#define HDMI_NV_PDISP_AUDIO_THRESHOLD 0x8a
-#define HDMI_NV_PDISP_AUDIO_CNTRL0 0x8b
-#define AUDIO_CNTRL0_ERROR_TOLERANCE(x) (((x) & 0xff) << 0)
-#define AUDIO_CNTRL0_SOURCE_SELECT_AUTO (0 << 20)
-#define AUDIO_CNTRL0_SOURCE_SELECT_SPDIF (1 << 20)
-#define AUDIO_CNTRL0_SOURCE_SELECT_HDAL (2 << 20)
-#define AUDIO_CNTRL0_FRAMES_PER_BLOCK(x) (((x) & 0xff) << 24)
-
-#define HDMI_NV_PDISP_AUDIO_N 0x8c
-#define AUDIO_N_VALUE(x) (((x) & 0xfffff) << 0)
-#define AUDIO_N_RESETF (1 << 20)
-#define AUDIO_N_GENERATE_NORMAL (0 << 24)
-#define AUDIO_N_GENERATE_ALTERNATE (1 << 24)
-
-#define HDMI_NV_PDISP_HDCPRIF_ROM_TIMING 0x94
-#define HDMI_NV_PDISP_SOR_REFCLK 0x95
-#define SOR_REFCLK_DIV_INT(x) (((x) & 0xff) << 8)
-#define SOR_REFCLK_DIV_FRAC(x) (((x) & 0x03) << 6)
-
-#define HDMI_NV_PDISP_CRC_CONTROL 0x96
-#define HDMI_NV_PDISP_INPUT_CONTROL 0x97
-#define HDMI_SRC_DISPLAYA (0 << 0)
-#define HDMI_SRC_DISPLAYB (1 << 0)
-#define ARM_VIDEO_RANGE_FULL (0 << 1)
-#define ARM_VIDEO_RANGE_LIMITED (1 << 1)
-
-#define HDMI_NV_PDISP_SCRATCH 0x98
-#define HDMI_NV_PDISP_PE_CURRENT 0x99
-#define PE_CURRENT0(x) (((x) & 0xf) << 0)
-#define PE_CURRENT1(x) (((x) & 0xf) << 8)
-#define PE_CURRENT2(x) (((x) & 0xf) << 16)
-#define PE_CURRENT3(x) (((x) & 0xf) << 24)
-
-#define PE_CURRENT_0_0_mA 0x0
-#define PE_CURRENT_0_5_mA 0x1
-#define PE_CURRENT_1_0_mA 0x2
-#define PE_CURRENT_1_5_mA 0x3
-#define PE_CURRENT_2_0_mA 0x4
-#define PE_CURRENT_2_5_mA 0x5
-#define PE_CURRENT_3_0_mA 0x6
-#define PE_CURRENT_3_5_mA 0x7
-#define PE_CURRENT_4_0_mA 0x8
-#define PE_CURRENT_4_5_mA 0x9
-#define PE_CURRENT_5_0_mA 0xa
-#define PE_CURRENT_5_5_mA 0xb
-#define PE_CURRENT_6_0_mA 0xc
-#define PE_CURRENT_6_5_mA 0xd
-#define PE_CURRENT_7_0_mA 0xe
-#define PE_CURRENT_7_5_mA 0xf
-
-#define HDMI_NV_PDISP_KEY_CTRL 0x9a
-#define HDMI_NV_PDISP_KEY_DEBUG0 0x9b
-#define HDMI_NV_PDISP_KEY_DEBUG1 0x9c
-#define HDMI_NV_PDISP_KEY_DEBUG2 0x9d
-#define HDMI_NV_PDISP_KEY_HDCP_KEY_0 0x9e
-#define HDMI_NV_PDISP_KEY_HDCP_KEY_1 0x9f
-#define HDMI_NV_PDISP_KEY_HDCP_KEY_2 0xa0
-#define HDMI_NV_PDISP_KEY_HDCP_KEY_3 0xa1
-#define HDMI_NV_PDISP_KEY_HDCP_KEY_TRIG 0xa2
-#define HDMI_NV_PDISP_KEY_SKEY_INDEX 0xa3
-
-#define HDMI_NV_PDISP_SOR_AUDIO_CNTRL0 0xac
-#define AUDIO_CNTRL0_INJECT_NULLSMPL (1 << 29)
-#define HDMI_NV_PDISP_SOR_AUDIO_HDA_ELD_BUFWR 0xbc
-#define HDMI_NV_PDISP_SOR_AUDIO_HDA_PRESENSE 0xbd
-
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0320 0xbf
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0441 0xc0
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0882 0xc1
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_1764 0xc2
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0480 0xc3
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0960 0xc4
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_1920 0xc5
-#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_DEFAULT 0xc5
-
-#endif /* TEGRA_HDMI_H */
deleted file mode 100644
@@ -1,327 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/clk.h>
-#include <linux/err.h>
-#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/platform_device.h>
-
-#include "drm.h"
-
-struct host1x_drm_client {
- struct host1x_client *client;
- struct device_node *np;
- struct list_head list;
-};
-
-static int host1x_add_drm_client(struct host1x *host1x, struct device_node *np)
-{
- struct host1x_drm_client *client;
-
- client = kzalloc(sizeof(*client), GFP_KERNEL);
- if (!client)
- return -ENOMEM;
-
- INIT_LIST_HEAD(&client->list);
- client->np = of_node_get(np);
-
- list_add_tail(&client->list, &host1x->drm_clients);
-
- return 0;
-}
-
-static int host1x_activate_drm_client(struct host1x *host1x,
- struct host1x_drm_client *drm,
- struct host1x_client *client)
-{
- mutex_lock(&host1x->drm_clients_lock);
- list_del_init(&drm->list);
- list_add_tail(&drm->list, &host1x->drm_active);
- drm->client = client;
- mutex_unlock(&host1x->drm_clients_lock);
-
- return 0;
-}
-
-static int host1x_remove_drm_client(struct host1x *host1x,
- struct host1x_drm_client *client)
-{
- mutex_lock(&host1x->drm_clients_lock);
- list_del_init(&client->list);
- mutex_unlock(&host1x->drm_clients_lock);
-
- of_node_put(client->np);
- kfree(client);
-
- return 0;
-}
-
-static int host1x_parse_dt(struct host1x *host1x)
-{
- static const char * const compat[] = {
- "nvidia,tegra20-dc",
- "nvidia,tegra20-hdmi",
- "nvidia,tegra30-dc",
- "nvidia,tegra30-hdmi",
- };
- unsigned int i;
- int err;
-
- for (i = 0; i < ARRAY_SIZE(compat); i++) {
- struct device_node *np;
-
- for_each_child_of_node(host1x->dev->of_node, np) {
- if (of_device_is_compatible(np, compat[i]) &&
- of_device_is_available(np)) {
- err = host1x_add_drm_client(host1x, np);
- if (err < 0)
- return err;
- }
- }
- }
-
- return 0;
-}
-
-static int tegra_host1x_probe(struct platform_device *pdev)
-{
- struct host1x *host1x;
- struct resource *regs;
- int err;
-
- host1x = devm_kzalloc(&pdev->dev, sizeof(*host1x), GFP_KERNEL);
- if (!host1x)
- return -ENOMEM;
-
- mutex_init(&host1x->drm_clients_lock);
- INIT_LIST_HEAD(&host1x->drm_clients);
- INIT_LIST_HEAD(&host1x->drm_active);
- mutex_init(&host1x->clients_lock);
- INIT_LIST_HEAD(&host1x->clients);
- host1x->dev = &pdev->dev;
-
- err = host1x_parse_dt(host1x);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to parse DT: %d\n", err);
- return err;
- }
-
- host1x->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(host1x->clk))
- return PTR_ERR(host1x->clk);
-
- err = clk_prepare_enable(host1x->clk);
- if (err < 0)
- return err;
-
- regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!regs) {
- err = -ENXIO;
- goto err;
- }
-
- err = platform_get_irq(pdev, 0);
- if (err < 0)
- goto err;
-
- host1x->syncpt = err;
-
- err = platform_get_irq(pdev, 1);
- if (err < 0)
- goto err;
-
- host1x->irq = err;
-
- host1x->regs = devm_request_and_ioremap(&pdev->dev, regs);
- if (!host1x->regs) {
- err = -EADDRNOTAVAIL;
- goto err;
- }
-
- platform_set_drvdata(pdev, host1x);
-
- return 0;
-
-err:
- clk_disable_unprepare(host1x->clk);
- return err;
-}
-
-static int tegra_host1x_remove(struct platform_device *pdev)
-{
- struct host1x *host1x = platform_get_drvdata(pdev);
-
- clk_disable_unprepare(host1x->clk);
-
- return 0;
-}
-
-int host1x_drm_init(struct host1x *host1x, struct drm_device *drm)
-{
- struct host1x_client *client;
-
- mutex_lock(&host1x->clients_lock);
-
- list_for_each_entry(client, &host1x->clients, list) {
- if (client->ops && client->ops->drm_init) {
- int err = client->ops->drm_init(client, drm);
- if (err < 0) {
- dev_err(host1x->dev,
- "DRM setup failed for %s: %d\n",
- dev_name(client->dev), err);
- return err;
- }
- }
- }
-
- mutex_unlock(&host1x->clients_lock);
-
- return 0;
-}
-
-int host1x_drm_exit(struct host1x *host1x)
-{
- struct platform_device *pdev = to_platform_device(host1x->dev);
- struct host1x_client *client;
-
- if (!host1x->drm)
- return 0;
-
- mutex_lock(&host1x->clients_lock);
-
- list_for_each_entry_reverse(client, &host1x->clients, list) {
- if (client->ops && client->ops->drm_exit) {
- int err = client->ops->drm_exit(client);
- if (err < 0) {
- dev_err(host1x->dev,
- "DRM cleanup failed for %s: %d\n",
- dev_name(client->dev), err);
- return err;
- }
- }
- }
-
- mutex_unlock(&host1x->clients_lock);
-
- drm_platform_exit(&tegra_drm_driver, pdev);
- host1x->drm = NULL;
-
- return 0;
-}
-
-int host1x_register_client(struct host1x *host1x, struct host1x_client *client)
-{
- struct host1x_drm_client *drm, *tmp;
- int err;
-
- mutex_lock(&host1x->clients_lock);
- list_add_tail(&client->list, &host1x->clients);
- mutex_unlock(&host1x->clients_lock);
-
- list_for_each_entry_safe(drm, tmp, &host1x->drm_clients, list)
- if (drm->np == client->dev->of_node)
- host1x_activate_drm_client(host1x, drm, client);
-
- if (list_empty(&host1x->drm_clients)) {
- struct platform_device *pdev = to_platform_device(host1x->dev);
-
- err = drm_platform_init(&tegra_drm_driver, pdev);
- if (err < 0) {
- dev_err(host1x->dev, "drm_platform_init(): %d\n", err);
- return err;
- }
- }
-
- client->host1x = host1x;
-
- return 0;
-}
-
-int host1x_unregister_client(struct host1x *host1x,
- struct host1x_client *client)
-{
- struct host1x_drm_client *drm, *tmp;
- int err;
-
- list_for_each_entry_safe(drm, tmp, &host1x->drm_active, list) {
- if (drm->client == client) {
- err = host1x_drm_exit(host1x);
- if (err < 0) {
- dev_err(host1x->dev, "host1x_drm_exit(): %d\n",
- err);
- return err;
- }
-
- host1x_remove_drm_client(host1x, drm);
- break;
- }
- }
-
- mutex_lock(&host1x->clients_lock);
- list_del_init(&client->list);
- mutex_unlock(&host1x->clients_lock);
-
- return 0;
-}
-
-static struct of_device_id tegra_host1x_of_match[] = {
- { .compatible = "nvidia,tegra30-host1x", },
- { .compatible = "nvidia,tegra20-host1x", },
- { },
-};
-MODULE_DEVICE_TABLE(of, tegra_host1x_of_match);
-
-struct platform_driver tegra_host1x_driver = {
- .driver = {
- .name = "tegra-host1x",
- .owner = THIS_MODULE,
- .of_match_table = tegra_host1x_of_match,
- },
- .probe = tegra_host1x_probe,
- .remove = tegra_host1x_remove,
-};
-
-static int __init tegra_host1x_init(void)
-{
- int err;
-
- err = platform_driver_register(&tegra_host1x_driver);
- if (err < 0)
- return err;
-
- err = platform_driver_register(&tegra_dc_driver);
- if (err < 0)
- goto unregister_host1x;
-
- err = platform_driver_register(&tegra_hdmi_driver);
- if (err < 0)
- goto unregister_dc;
-
- return 0;
-
-unregister_dc:
- platform_driver_unregister(&tegra_dc_driver);
-unregister_host1x:
- platform_driver_unregister(&tegra_host1x_driver);
- return err;
-}
-module_init(tegra_host1x_init);
-
-static void __exit tegra_host1x_exit(void)
-{
- platform_driver_unregister(&tegra_hdmi_driver);
- platform_driver_unregister(&tegra_dc_driver);
- platform_driver_unregister(&tegra_host1x_driver);
-}
-module_exit(tegra_host1x_exit);
-
-MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>");
-MODULE_DESCRIPTION("NVIDIA Tegra DRM driver");
-MODULE_LICENSE("GPL");
deleted file mode 100644
@@ -1,272 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/module.h>
-#include <linux/of_gpio.h>
-#include <linux/of_i2c.h>
-
-#include "drm.h"
-
-static int tegra_connector_get_modes(struct drm_connector *connector)
-{
- struct tegra_output *output = connector_to_output(connector);
- struct edid *edid = NULL;
- int err = 0;
-
- if (output->edid)
- edid = kmemdup(output->edid, sizeof(*edid), GFP_KERNEL);
- else if (output->ddc)
- edid = drm_get_edid(connector, output->ddc);
-
- drm_mode_connector_update_edid_property(connector, edid);
-
- if (edid) {
- err = drm_add_edid_modes(connector, edid);
- kfree(edid);
- }
-
- return err;
-}
-
-static int tegra_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
-{
- struct tegra_output *output = connector_to_output(connector);
- enum drm_mode_status status = MODE_OK;
- int err;
-
- err = tegra_output_check_mode(output, mode, &status);
- if (err < 0)
- return MODE_ERROR;
-
- return status;
-}
-
-static struct drm_encoder *
-tegra_connector_best_encoder(struct drm_connector *connector)
-{
- struct tegra_output *output = connector_to_output(connector);
-
- return &output->encoder;
-}
-
-static const struct drm_connector_helper_funcs connector_helper_funcs = {
- .get_modes = tegra_connector_get_modes,
- .mode_valid = tegra_connector_mode_valid,
- .best_encoder = tegra_connector_best_encoder,
-};
-
-static enum drm_connector_status
-tegra_connector_detect(struct drm_connector *connector, bool force)
-{
- struct tegra_output *output = connector_to_output(connector);
- enum drm_connector_status status = connector_status_unknown;
-
- if (gpio_is_valid(output->hpd_gpio)) {
- if (gpio_get_value(output->hpd_gpio) == 0)
- status = connector_status_disconnected;
- else
- status = connector_status_connected;
- } else {
- if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
- status = connector_status_connected;
- }
-
- return status;
-}
-
-static void tegra_connector_destroy(struct drm_connector *connector)
-{
- drm_sysfs_connector_remove(connector);
- drm_connector_cleanup(connector);
-}
-
-static const struct drm_connector_funcs connector_funcs = {
- .dpms = drm_helper_connector_dpms,
- .detect = tegra_connector_detect,
- .fill_modes = drm_helper_probe_single_connector_modes,
- .destroy = tegra_connector_destroy,
-};
-
-static void tegra_encoder_destroy(struct drm_encoder *encoder)
-{
- drm_encoder_cleanup(encoder);
-}
-
-static const struct drm_encoder_funcs encoder_funcs = {
- .destroy = tegra_encoder_destroy,
-};
-
-static void tegra_encoder_dpms(struct drm_encoder *encoder, int mode)
-{
-}
-
-static bool tegra_encoder_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted)
-{
- return true;
-}
-
-static void tegra_encoder_prepare(struct drm_encoder *encoder)
-{
-}
-
-static void tegra_encoder_commit(struct drm_encoder *encoder)
-{
-}
-
-static void tegra_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted)
-{
- struct tegra_output *output = encoder_to_output(encoder);
- int err;
-
- err = tegra_output_enable(output);
- if (err < 0)
- dev_err(encoder->dev->dev, "tegra_output_enable(): %d\n", err);
-}
-
-static const struct drm_encoder_helper_funcs encoder_helper_funcs = {
- .dpms = tegra_encoder_dpms,
- .mode_fixup = tegra_encoder_mode_fixup,
- .prepare = tegra_encoder_prepare,
- .commit = tegra_encoder_commit,
- .mode_set = tegra_encoder_mode_set,
-};
-
-static irqreturn_t hpd_irq(int irq, void *data)
-{
- struct tegra_output *output = data;
-
- drm_helper_hpd_irq_event(output->connector.dev);
-
- return IRQ_HANDLED;
-}
-
-int tegra_output_parse_dt(struct tegra_output *output)
-{
- enum of_gpio_flags flags;
- struct device_node *ddc;
- size_t size;
- int err;
-
- if (!output->of_node)
- output->of_node = output->dev->of_node;
-
- output->edid = of_get_property(output->of_node, "nvidia,edid", &size);
-
- ddc = of_parse_phandle(output->of_node, "nvidia,ddc-i2c-bus", 0);
- if (ddc) {
- output->ddc = of_find_i2c_adapter_by_node(ddc);
- if (!output->ddc) {
- err = -EPROBE_DEFER;
- of_node_put(ddc);
- return err;
- }
-
- of_node_put(ddc);
- }
-
- if (!output->edid && !output->ddc)
- return -ENODEV;
-
- output->hpd_gpio = of_get_named_gpio_flags(output->of_node,
- "nvidia,hpd-gpio", 0,
- &flags);
-
- return 0;
-}
-
-int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
-{
- int connector, encoder, err;
-
- if (gpio_is_valid(output->hpd_gpio)) {
- unsigned long flags;
-
- err = gpio_request_one(output->hpd_gpio, GPIOF_DIR_IN,
- "HDMI hotplug detect");
- if (err < 0) {
- dev_err(output->dev, "gpio_request_one(): %d\n", err);
- return err;
- }
-
- err = gpio_to_irq(output->hpd_gpio);
- if (err < 0) {
- dev_err(output->dev, "gpio_to_irq(): %d\n", err);
- goto free_hpd;
- }
-
- output->hpd_irq = err;
-
- flags = IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING |
- IRQF_ONESHOT;
-
- err = request_threaded_irq(output->hpd_irq, NULL, hpd_irq,
- flags, "hpd", output);
- if (err < 0) {
- dev_err(output->dev, "failed to request IRQ#%u: %d\n",
- output->hpd_irq, err);
- goto free_hpd;
- }
-
- output->connector.polled = DRM_CONNECTOR_POLL_HPD;
- }
-
- switch (output->type) {
- case TEGRA_OUTPUT_RGB:
- connector = DRM_MODE_CONNECTOR_LVDS;
- encoder = DRM_MODE_ENCODER_LVDS;
- break;
-
- case TEGRA_OUTPUT_HDMI:
- connector = DRM_MODE_CONNECTOR_HDMIA;
- encoder = DRM_MODE_ENCODER_TMDS;
- break;
-
- default:
- connector = DRM_MODE_CONNECTOR_Unknown;
- encoder = DRM_MODE_ENCODER_NONE;
- break;
- }
-
- drm_connector_init(drm, &output->connector, &connector_funcs,
- connector);
- drm_connector_helper_add(&output->connector, &connector_helper_funcs);
-
- drm_encoder_init(drm, &output->encoder, &encoder_funcs, encoder);
- drm_encoder_helper_add(&output->encoder, &encoder_helper_funcs);
-
- drm_mode_connector_attach_encoder(&output->connector, &output->encoder);
- drm_sysfs_connector_add(&output->connector);
-
- output->encoder.possible_crtcs = 0x3;
-
- return 0;
-
-free_hpd:
- gpio_free(output->hpd_gpio);
-
- return err;
-}
-
-int tegra_output_exit(struct tegra_output *output)
-{
- if (gpio_is_valid(output->hpd_gpio)) {
- free_irq(output->hpd_irq, output);
- gpio_free(output->hpd_gpio);
- }
-
- if (output->ddc)
- put_device(&output->ddc->dev);
-
- return 0;
-}
deleted file mode 100644
@@ -1,228 +0,0 @@
-/*
- * Copyright (C) 2012 Avionic Design GmbH
- * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/clk.h>
-#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/platform_device.h>
-
-#include "drm.h"
-#include "dc.h"
-
-struct tegra_rgb {
- struct tegra_output output;
- struct clk *clk_parent;
- struct clk *clk;
-};
-
-static inline struct tegra_rgb *to_rgb(struct tegra_output *output)
-{
- return container_of(output, struct tegra_rgb, output);
-}
-
-struct reg_entry {
- unsigned long offset;
- unsigned long value;
-};
-
-static const struct reg_entry rgb_enable[] = {
- { DC_COM_PIN_OUTPUT_ENABLE(0), 0x00000000 },
- { DC_COM_PIN_OUTPUT_ENABLE(1), 0x00000000 },
- { DC_COM_PIN_OUTPUT_ENABLE(2), 0x00000000 },
- { DC_COM_PIN_OUTPUT_ENABLE(3), 0x00000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(0), 0x00000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(1), 0x01000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(2), 0x00000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(3), 0x00000000 },
- { DC_COM_PIN_OUTPUT_DATA(0), 0x00000000 },
- { DC_COM_PIN_OUTPUT_DATA(1), 0x00000000 },
- { DC_COM_PIN_OUTPUT_DATA(2), 0x00000000 },
- { DC_COM_PIN_OUTPUT_DATA(3), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(0), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(1), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(2), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(3), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(4), 0x00210222 },
- { DC_COM_PIN_OUTPUT_SELECT(5), 0x00002200 },
- { DC_COM_PIN_OUTPUT_SELECT(6), 0x00020000 },
-};
-
-static const struct reg_entry rgb_disable[] = {
- { DC_COM_PIN_OUTPUT_SELECT(6), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(5), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(4), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(3), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(2), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(1), 0x00000000 },
- { DC_COM_PIN_OUTPUT_SELECT(0), 0x00000000 },
- { DC_COM_PIN_OUTPUT_DATA(3), 0xaaaaaaaa },
- { DC_COM_PIN_OUTPUT_DATA(2), 0xaaaaaaaa },
- { DC_COM_PIN_OUTPUT_DATA(1), 0xaaaaaaaa },
- { DC_COM_PIN_OUTPUT_DATA(0), 0xaaaaaaaa },
- { DC_COM_PIN_OUTPUT_POLARITY(3), 0x00000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(2), 0x00000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(1), 0x00000000 },
- { DC_COM_PIN_OUTPUT_POLARITY(0), 0x00000000 },
- { DC_COM_PIN_OUTPUT_ENABLE(3), 0x55555555 },
- { DC_COM_PIN_OUTPUT_ENABLE(2), 0x55555555 },
- { DC_COM_PIN_OUTPUT_ENABLE(1), 0x55150005 },
- { DC_COM_PIN_OUTPUT_ENABLE(0), 0x55555555 },
-};
-
-static void tegra_dc_write_regs(struct tegra_dc *dc,
- const struct reg_entry *table,
- unsigned int num)
-{
- unsigned int i;
-
- for (i = 0; i < num; i++)
- tegra_dc_writel(dc, table[i].value, table[i].offset);
-}
-
-static int tegra_output_rgb_enable(struct tegra_output *output)
-{
- struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc);
-
- tegra_dc_write_regs(dc, rgb_enable, ARRAY_SIZE(rgb_enable));
-
- return 0;
-}
-
-static int tegra_output_rgb_disable(struct tegra_output *output)
-{
- struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc);
-
- tegra_dc_write_regs(dc, rgb_disable, ARRAY_SIZE(rgb_disable));
-
- return 0;
-}
-
-static int tegra_output_rgb_setup_clock(struct tegra_output *output,
- struct clk *clk, unsigned long pclk)
-{
- struct tegra_rgb *rgb = to_rgb(output);
-
- return clk_set_parent(clk, rgb->clk_parent);
-}
-
-static int tegra_output_rgb_check_mode(struct tegra_output *output,
- struct drm_display_mode *mode,
- enum drm_mode_status *status)
-{
- /*
- * FIXME: For now, always assume that the mode is okay. There are
- * unresolved issues with clk_round_rate(), which doesn't always
- * reliably report whether a frequency can be set or not.
- */
-
- *status = MODE_OK;
-
- return 0;
-}
-
-static const struct tegra_output_ops rgb_ops = {
- .enable = tegra_output_rgb_enable,
- .disable = tegra_output_rgb_disable,
- .setup_clock = tegra_output_rgb_setup_clock,
- .check_mode = tegra_output_rgb_check_mode,
-};
-
-int tegra_dc_rgb_probe(struct tegra_dc *dc)
-{
- struct device_node *np;
- struct tegra_rgb *rgb;
- int err;
-
- np = of_get_child_by_name(dc->dev->of_node, "rgb");
- if (!np || !of_device_is_available(np))
- return -ENODEV;
-
- rgb = devm_kzalloc(dc->dev, sizeof(*rgb), GFP_KERNEL);
- if (!rgb)
- return -ENOMEM;
-
- rgb->clk = devm_clk_get(dc->dev, NULL);
- if (IS_ERR(rgb->clk)) {
- dev_err(dc->dev, "failed to get clock\n");
- return PTR_ERR(rgb->clk);
- }
-
- rgb->clk_parent = devm_clk_get(dc->dev, "parent");
- if (IS_ERR(rgb->clk_parent)) {
- dev_err(dc->dev, "failed to get parent clock\n");
- return PTR_ERR(rgb->clk_parent);
- }
-
- err = clk_set_parent(rgb->clk, rgb->clk_parent);
- if (err < 0) {
- dev_err(dc->dev, "failed to set parent clock: %d\n", err);
- return err;
- }
-
- rgb->output.dev = dc->dev;
- rgb->output.of_node = np;
-
- err = tegra_output_parse_dt(&rgb->output);
- if (err < 0)
- return err;
-
- dc->rgb = &rgb->output;
-
- return 0;
-}
-
-int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc)
-{
- struct tegra_rgb *rgb = to_rgb(dc->rgb);
- int err;
-
- if (!dc->rgb)
- return -ENODEV;
-
- rgb->output.type = TEGRA_OUTPUT_RGB;
- rgb->output.ops = &rgb_ops;
-
- err = tegra_output_init(dc->base.dev, &rgb->output);
- if (err < 0) {
- dev_err(dc->dev, "output setup failed: %d\n", err);
- return err;
- }
-
- /*
- * By default, outputs can be associated with each display controller.
- * RGB outputs are an exception, so we make sure they can be attached
- * to only their parent display controller.
- */
- rgb->output.encoder.possible_crtcs = 1 << dc->pipe;
-
- return 0;
-}
-
-int tegra_dc_rgb_exit(struct tegra_dc *dc)
-{
- if (dc->rgb) {
- int err;
-
- err = tegra_output_disable(dc->rgb);
- if (err < 0) {
- dev_err(dc->dev, "output failed to disable: %d\n", err);
- return err;
- }
-
- err = tegra_output_exit(dc->rgb);
- if (err < 0) {
- dev_err(dc->dev, "output cleanup failed: %d\n", err);
- return err;
- }
-
- dc->rgb = NULL;
- }
-
- return 0;
-}
@@ -1,4 +1,5 @@
config TEGRA_HOST1X
+ depends on DRM
tristate "Tegra host1x driver"
help
Driver for the Tegra host1x hardware.
@@ -26,4 +27,6 @@ config TEGRA_HOST1X_FIREWALL
If unsure, choose Y.
+source "drivers/gpu/host1x/drm/Kconfig"
+
endif
@@ -12,4 +12,10 @@ host1x-y = \
hw/host1x01.o
host1x-$(CONFIG_TEGRA_HOST1X_CMA) += cma.o
+
+ccflags-y += -Iinclude/drm
+ccflags-$(CONFIG_DRM_TEGRA_DEBUG) += -DDEBUG
+
+host1x-$(CONFIG_DRM_TEGRA) += drm/drm.o drm/fb.o drm/dc.o drm/host1x.o
+host1x-$(CONFIG_DRM_TEGRA) += drm/output.o drm/rgb.o drm/hdmi.o
obj-$(CONFIG_TEGRA_HOST1X) += host1x.o
new file mode 100644
@@ -0,0 +1,23 @@
+config DRM_TEGRA
+ tristate "NVIDIA Tegra DRM"
+ depends on DRM && OF && ARCH_TEGRA
+ select DRM_KMS_HELPER
+ select DRM_GEM_CMA_HELPER
+ select DRM_KMS_CMA_HELPER
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
+ help
+ Choose this option if you have an NVIDIA Tegra SoC.
+
+ To compile this driver as a module, choose M here: the module
+ will be called tegra-drm.
+
+if DRM_TEGRA
+
+config DRM_TEGRA_DEBUG
+ bool "NVIDIA Tegra DRM debug support"
+ help
+ Say yes here to enable debugging support.
+
+endif
new file mode 100644
@@ -0,0 +1,833 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/debugfs.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+
+#include <mach/clk.h>
+
+#include "drm.h"
+#include "dc.h"
+
+struct tegra_dc_window {
+ fixed20_12 x;
+ fixed20_12 y;
+ fixed20_12 w;
+ fixed20_12 h;
+ unsigned int outx;
+ unsigned int outy;
+ unsigned int outw;
+ unsigned int outh;
+ unsigned int stride;
+ unsigned int fmt;
+};
+
+static const struct drm_crtc_funcs tegra_crtc_funcs = {
+ .set_config = drm_crtc_helper_set_config,
+ .destroy = drm_crtc_cleanup,
+};
+
+static void tegra_crtc_dpms(struct drm_crtc *crtc, int mode)
+{
+}
+
+static bool tegra_crtc_mode_fixup(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted)
+{
+ return true;
+}
+
+static inline u32 compute_dda_inc(fixed20_12 inf, unsigned int out, bool v,
+ unsigned int bpp)
+{
+ fixed20_12 outf = dfixed_init(out);
+ u32 dda_inc;
+ int max;
+
+ if (v)
+ max = 15;
+ else {
+ switch (bpp) {
+ case 2:
+ max = 8;
+ break;
+
+ default:
+ WARN_ON_ONCE(1);
+ /* fallthrough */
+ case 4:
+ max = 4;
+ break;
+ }
+ }
+
+ outf.full = max_t(u32, outf.full - dfixed_const(1), dfixed_const(1));
+ inf.full -= dfixed_const(1);
+
+ dda_inc = dfixed_div(inf, outf);
+ dda_inc = min_t(u32, dda_inc, dfixed_const(max));
+
+ return dda_inc;
+}
+
+static inline u32 compute_initial_dda(fixed20_12 in)
+{
+ return dfixed_frac(in);
+}
+
+static int tegra_dc_set_timings(struct tegra_dc *dc,
+ struct drm_display_mode *mode)
+{
+ /* TODO: For HDMI compliance, h & v ref_to_sync should be set to 1 */
+ unsigned int h_ref_to_sync = 0;
+ unsigned int v_ref_to_sync = 0;
+ unsigned long value;
+
+ tegra_dc_writel(dc, 0x0, DC_DISP_DISP_TIMING_OPTIONS);
+
+ value = (v_ref_to_sync << 16) | h_ref_to_sync;
+ tegra_dc_writel(dc, value, DC_DISP_REF_TO_SYNC);
+
+ value = ((mode->vsync_end - mode->vsync_start) << 16) |
+ ((mode->hsync_end - mode->hsync_start) << 0);
+ tegra_dc_writel(dc, value, DC_DISP_SYNC_WIDTH);
+
+ value = ((mode->vtotal - mode->vsync_end) << 16) |
+ ((mode->htotal - mode->hsync_end) << 0);
+ tegra_dc_writel(dc, value, DC_DISP_BACK_PORCH);
+
+ value = ((mode->vsync_start - mode->vdisplay) << 16) |
+ ((mode->hsync_start - mode->hdisplay) << 0);
+ tegra_dc_writel(dc, value, DC_DISP_FRONT_PORCH);
+
+ value = (mode->vdisplay << 16) | mode->hdisplay;
+ tegra_dc_writel(dc, value, DC_DISP_ACTIVE);
+
+ return 0;
+}
+
+static int tegra_crtc_setup_clk(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ unsigned long *div)
+{
+ unsigned long pclk = mode->clock * 1000, rate;
+ struct tegra_dc *dc = to_tegra_dc(crtc);
+ struct tegra_output *output = NULL;
+ struct drm_encoder *encoder;
+ long err;
+
+ list_for_each_entry(encoder, &crtc->dev->mode_config.encoder_list, head)
+ if (encoder->crtc == crtc) {
+ output = encoder_to_output(encoder);
+ break;
+ }
+
+ if (!output)
+ return -ENODEV;
+
+ /*
+ * This assumes that the display controller will divide its parent
+ * clock by 2 to generate the pixel clock.
+ */
+ err = tegra_output_setup_clock(output, dc->clk, pclk * 2);
+ if (err < 0) {
+ dev_err(dc->dev, "failed to setup clock: %ld\n", err);
+ return err;
+ }
+
+ rate = clk_get_rate(dc->clk);
+ *div = (rate * 2 / pclk) - 2;
+
+ DRM_DEBUG_KMS("rate: %lu, div: %lu\n", rate, *div);
+
+ return 0;
+}
+
+static int tegra_crtc_mode_set(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted,
+ int x, int y, struct drm_framebuffer *old_fb)
+{
+ struct tegra_framebuffer *fb = to_tegra_fb(crtc->fb);
+ struct tegra_dc *dc = to_tegra_dc(crtc);
+ unsigned int h_dda, v_dda, bpp;
+ struct tegra_dc_window win;
+ unsigned long div, value;
+ int err;
+
+ err = tegra_crtc_setup_clk(crtc, mode, &div);
+ if (err) {
+ dev_err(dc->dev, "failed to setup clock for CRTC: %d\n", err);
+ return err;
+ }
+
+ /* program display mode */
+ tegra_dc_set_timings(dc, mode);
+
+ value = DE_SELECT_ACTIVE | DE_CONTROL_NORMAL;
+ tegra_dc_writel(dc, value, DC_DISP_DATA_ENABLE_OPTIONS);
+
+ value = tegra_dc_readl(dc, DC_COM_PIN_OUTPUT_POLARITY(1));
+ value &= ~LVS_OUTPUT_POLARITY_LOW;
+ value &= ~LHS_OUTPUT_POLARITY_LOW;
+ tegra_dc_writel(dc, value, DC_COM_PIN_OUTPUT_POLARITY(1));
+
+ value = DISP_DATA_FORMAT_DF1P1C | DISP_ALIGNMENT_MSB |
+ DISP_ORDER_RED_BLUE;
+ tegra_dc_writel(dc, value, DC_DISP_DISP_INTERFACE_CONTROL);
+
+ tegra_dc_writel(dc, 0x00010001, DC_DISP_SHIFT_CLOCK_OPTIONS);
+
+ value = SHIFT_CLK_DIVIDER(div) | PIXEL_CLK_DIVIDER_PCD1;
+ tegra_dc_writel(dc, value, DC_DISP_DISP_CLOCK_CONTROL);
+
+ /* setup window parameters */
+ memset(&win, 0, sizeof(win));
+ win.x.full = dfixed_const(0);
+ win.y.full = dfixed_const(0);
+ win.w.full = dfixed_const(mode->hdisplay);
+ win.h.full = dfixed_const(mode->vdisplay);
+ win.outx = 0;
+ win.outy = 0;
+ win.outw = mode->hdisplay;
+ win.outh = mode->vdisplay;
+
+ switch (crtc->fb->pixel_format) {
+ case DRM_FORMAT_XRGB8888:
+ win.fmt = WIN_COLOR_DEPTH_B8G8R8A8;
+ break;
+
+ case DRM_FORMAT_RGB565:
+ win.fmt = WIN_COLOR_DEPTH_B5G6R5;
+ break;
+
+ default:
+ win.fmt = WIN_COLOR_DEPTH_B8G8R8A8;
+ WARN_ON(1);
+ break;
+ }
+
+ bpp = crtc->fb->bits_per_pixel / 8;
+ win.stride = crtc->fb->pitches[0];
+
+ /* program window registers */
+ value = WINDOW_A_SELECT;
+ tegra_dc_writel(dc, value, DC_CMD_DISPLAY_WINDOW_HEADER);
+
+ tegra_dc_writel(dc, win.fmt, DC_WIN_COLOR_DEPTH);
+ tegra_dc_writel(dc, 0, DC_WIN_BYTE_SWAP);
+
+ value = V_POSITION(win.outy) | H_POSITION(win.outx);
+ tegra_dc_writel(dc, value, DC_WIN_POSITION);
+
+ value = V_SIZE(win.outh) | H_SIZE(win.outw);
+ tegra_dc_writel(dc, value, DC_WIN_SIZE);
+
+ value = V_PRESCALED_SIZE(dfixed_trunc(win.h)) |
+ H_PRESCALED_SIZE(dfixed_trunc(win.w) * bpp);
+ tegra_dc_writel(dc, value, DC_WIN_PRESCALED_SIZE);
+
+ h_dda = compute_dda_inc(win.w, win.outw, false, bpp);
+ v_dda = compute_dda_inc(win.h, win.outh, true, bpp);
+
+ value = V_DDA_INC(v_dda) | H_DDA_INC(h_dda);
+ tegra_dc_writel(dc, value, DC_WIN_DDA_INC);
+
+ h_dda = compute_initial_dda(win.x);
+ v_dda = compute_initial_dda(win.y);
+
+ tegra_dc_writel(dc, h_dda, DC_WIN_H_INITIAL_DDA);
+ tegra_dc_writel(dc, v_dda, DC_WIN_V_INITIAL_DDA);
+
+ tegra_dc_writel(dc, 0, DC_WIN_UV_BUF_STRIDE);
+ tegra_dc_writel(dc, 0, DC_WIN_BUF_STRIDE);
+
+ tegra_dc_writel(dc, fb->obj->paddr, DC_WINBUF_START_ADDR);
+ tegra_dc_writel(dc, win.stride, DC_WIN_LINE_STRIDE);
+ tegra_dc_writel(dc, dfixed_trunc(win.x) * bpp,
+ DC_WINBUF_ADDR_H_OFFSET);
+ tegra_dc_writel(dc, dfixed_trunc(win.y), DC_WINBUF_ADDR_V_OFFSET);
+
+ value = WIN_ENABLE;
+
+ if (bpp < 24)
+ value |= COLOR_EXPAND;
+
+ tegra_dc_writel(dc, value, DC_WIN_WIN_OPTIONS);
+
+ tegra_dc_writel(dc, 0xff00, DC_WIN_BLEND_NOKEY);
+ tegra_dc_writel(dc, 0xff00, DC_WIN_BLEND_1WIN);
+
+ return 0;
+}
+
+static void tegra_crtc_prepare(struct drm_crtc *crtc)
+{
+ struct tegra_dc *dc = to_tegra_dc(crtc);
+ unsigned int syncpt;
+ unsigned long value;
+
+ /* hardware initialization */
+ tegra_periph_reset_deassert(dc->clk);
+ usleep_range(10000, 20000);
+
+ if (dc->pipe)
+ syncpt = SYNCPT_VBLANK1;
+ else
+ syncpt = SYNCPT_VBLANK0;
+
+ /* initialize display controller */
+ tegra_dc_writel(dc, 0x00000100, DC_CMD_GENERAL_INCR_SYNCPT_CNTRL);
+ tegra_dc_writel(dc, 0x100 | syncpt, DC_CMD_CONT_SYNCPT_VSYNC);
+
+ value = WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT | WIN_A_OF_INT;
+ tegra_dc_writel(dc, value, DC_CMD_INT_TYPE);
+
+ value = WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT |
+ WIN_A_OF_INT | WIN_B_OF_INT | WIN_C_OF_INT;
+ tegra_dc_writel(dc, value, DC_CMD_INT_POLARITY);
+
+ value = PW0_ENABLE | PW1_ENABLE | PW2_ENABLE | PW3_ENABLE |
+ PW4_ENABLE | PM0_ENABLE | PM1_ENABLE;
+ tegra_dc_writel(dc, value, DC_CMD_DISPLAY_POWER_CONTROL);
+
+ value = tegra_dc_readl(dc, DC_CMD_DISPLAY_COMMAND);
+ value |= DISP_CTRL_MODE_C_DISPLAY;
+ tegra_dc_writel(dc, value, DC_CMD_DISPLAY_COMMAND);
+
+ /* initialize timer */
+ value = CURSOR_THRESHOLD(0) | WINDOW_A_THRESHOLD(0x20) |
+ WINDOW_B_THRESHOLD(0x20) | WINDOW_C_THRESHOLD(0x20);
+ tegra_dc_writel(dc, value, DC_DISP_DISP_MEM_HIGH_PRIORITY);
+
+ value = CURSOR_THRESHOLD(0) | WINDOW_A_THRESHOLD(1) |
+ WINDOW_B_THRESHOLD(1) | WINDOW_C_THRESHOLD(1);
+ tegra_dc_writel(dc, value, DC_DISP_DISP_MEM_HIGH_PRIORITY_TIMER);
+
+ value = VBLANK_INT | WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT;
+ tegra_dc_writel(dc, value, DC_CMD_INT_MASK);
+
+ value = VBLANK_INT | WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT;
+ tegra_dc_writel(dc, value, DC_CMD_INT_ENABLE);
+}
+
+static void tegra_crtc_commit(struct drm_crtc *crtc)
+{
+ struct tegra_dc *dc = to_tegra_dc(crtc);
+ unsigned long update_mask;
+ unsigned long value;
+
+ update_mask = GENERAL_ACT_REQ | WIN_A_ACT_REQ;
+
+ tegra_dc_writel(dc, update_mask << 8, DC_CMD_STATE_CONTROL);
+
+ value = tegra_dc_readl(dc, DC_CMD_INT_ENABLE);
+ value |= FRAME_END_INT;
+ tegra_dc_writel(dc, value, DC_CMD_INT_ENABLE);
+
+ value = tegra_dc_readl(dc, DC_CMD_INT_MASK);
+ value |= FRAME_END_INT;
+ tegra_dc_writel(dc, value, DC_CMD_INT_MASK);
+
+ tegra_dc_writel(dc, update_mask, DC_CMD_STATE_CONTROL);
+}
+
+static void tegra_crtc_load_lut(struct drm_crtc *crtc)
+{
+}
+
+static const struct drm_crtc_helper_funcs tegra_crtc_helper_funcs = {
+ .dpms = tegra_crtc_dpms,
+ .mode_fixup = tegra_crtc_mode_fixup,
+ .mode_set = tegra_crtc_mode_set,
+ .prepare = tegra_crtc_prepare,
+ .commit = tegra_crtc_commit,
+ .load_lut = tegra_crtc_load_lut,
+};
+
+static irqreturn_t tegra_drm_irq(int irq, void *data)
+{
+ struct tegra_dc *dc = data;
+ unsigned long status;
+
+ status = tegra_dc_readl(dc, DC_CMD_INT_STATUS);
+ tegra_dc_writel(dc, status, DC_CMD_INT_STATUS);
+
+ if (status & FRAME_END_INT) {
+ /*
+ dev_dbg(dc->dev, "%s(): frame end\n", __func__);
+ */
+ }
+
+ if (status & VBLANK_INT) {
+ /*
+ dev_dbg(dc->dev, "%s(): vertical blank\n", __func__);
+ */
+ drm_handle_vblank(dc->base.dev, dc->pipe);
+ }
+
+ if (status & (WIN_A_UF_INT | WIN_B_UF_INT | WIN_C_UF_INT)) {
+ /*
+ dev_dbg(dc->dev, "%s(): underflow\n", __func__);
+ */
+ }
+
+ return IRQ_HANDLED;
+}
+
+static int tegra_dc_show_regs(struct seq_file *s, void *data)
+{
+ struct drm_info_node *node = s->private;
+ struct tegra_dc *dc = node->info_ent->data;
+
+#define DUMP_REG(name) \
+ seq_printf(s, "%-40s %#05x %08lx\n", #name, name, \
+ tegra_dc_readl(dc, name))
+
+ DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT);
+ DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT_CNTRL);
+ DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT_ERROR);
+ DUMP_REG(DC_CMD_WIN_A_INCR_SYNCPT);
+ DUMP_REG(DC_CMD_WIN_A_INCR_SYNCPT_CNTRL);
+ DUMP_REG(DC_CMD_WIN_A_INCR_SYNCPT_ERROR);
+ DUMP_REG(DC_CMD_WIN_B_INCR_SYNCPT);
+ DUMP_REG(DC_CMD_WIN_B_INCR_SYNCPT_CNTRL);
+ DUMP_REG(DC_CMD_WIN_B_INCR_SYNCPT_ERROR);
+ DUMP_REG(DC_CMD_WIN_C_INCR_SYNCPT);
+ DUMP_REG(DC_CMD_WIN_C_INCR_SYNCPT_CNTRL);
+ DUMP_REG(DC_CMD_WIN_C_INCR_SYNCPT_ERROR);
+ DUMP_REG(DC_CMD_CONT_SYNCPT_VSYNC);
+ DUMP_REG(DC_CMD_DISPLAY_COMMAND_OPTION0);
+ DUMP_REG(DC_CMD_DISPLAY_COMMAND);
+ DUMP_REG(DC_CMD_SIGNAL_RAISE);
+ DUMP_REG(DC_CMD_DISPLAY_POWER_CONTROL);
+ DUMP_REG(DC_CMD_INT_STATUS);
+ DUMP_REG(DC_CMD_INT_MASK);
+ DUMP_REG(DC_CMD_INT_ENABLE);
+ DUMP_REG(DC_CMD_INT_TYPE);
+ DUMP_REG(DC_CMD_INT_POLARITY);
+ DUMP_REG(DC_CMD_SIGNAL_RAISE1);
+ DUMP_REG(DC_CMD_SIGNAL_RAISE2);
+ DUMP_REG(DC_CMD_SIGNAL_RAISE3);
+ DUMP_REG(DC_CMD_STATE_ACCESS);
+ DUMP_REG(DC_CMD_STATE_CONTROL);
+ DUMP_REG(DC_CMD_DISPLAY_WINDOW_HEADER);
+ DUMP_REG(DC_CMD_REG_ACT_CONTROL);
+ DUMP_REG(DC_COM_CRC_CONTROL);
+ DUMP_REG(DC_COM_CRC_CHECKSUM);
+ DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(0));
+ DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(1));
+ DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(2));
+ DUMP_REG(DC_COM_PIN_OUTPUT_ENABLE(3));
+ DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(0));
+ DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(1));
+ DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(2));
+ DUMP_REG(DC_COM_PIN_OUTPUT_POLARITY(3));
+ DUMP_REG(DC_COM_PIN_OUTPUT_DATA(0));
+ DUMP_REG(DC_COM_PIN_OUTPUT_DATA(1));
+ DUMP_REG(DC_COM_PIN_OUTPUT_DATA(2));
+ DUMP_REG(DC_COM_PIN_OUTPUT_DATA(3));
+ DUMP_REG(DC_COM_PIN_INPUT_ENABLE(0));
+ DUMP_REG(DC_COM_PIN_INPUT_ENABLE(1));
+ DUMP_REG(DC_COM_PIN_INPUT_ENABLE(2));
+ DUMP_REG(DC_COM_PIN_INPUT_ENABLE(3));
+ DUMP_REG(DC_COM_PIN_INPUT_DATA(0));
+ DUMP_REG(DC_COM_PIN_INPUT_DATA(1));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(0));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(1));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(2));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(3));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(4));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(5));
+ DUMP_REG(DC_COM_PIN_OUTPUT_SELECT(6));
+ DUMP_REG(DC_COM_PIN_MISC_CONTROL);
+ DUMP_REG(DC_COM_PIN_PM0_CONTROL);
+ DUMP_REG(DC_COM_PIN_PM0_DUTY_CYCLE);
+ DUMP_REG(DC_COM_PIN_PM1_CONTROL);
+ DUMP_REG(DC_COM_PIN_PM1_DUTY_CYCLE);
+ DUMP_REG(DC_COM_SPI_CONTROL);
+ DUMP_REG(DC_COM_SPI_START_BYTE);
+ DUMP_REG(DC_COM_HSPI_WRITE_DATA_AB);
+ DUMP_REG(DC_COM_HSPI_WRITE_DATA_CD);
+ DUMP_REG(DC_COM_HSPI_CS_DC);
+ DUMP_REG(DC_COM_SCRATCH_REGISTER_A);
+ DUMP_REG(DC_COM_SCRATCH_REGISTER_B);
+ DUMP_REG(DC_COM_GPIO_CTRL);
+ DUMP_REG(DC_COM_GPIO_DEBOUNCE_COUNTER);
+ DUMP_REG(DC_COM_CRC_CHECKSUM_LATCHED);
+ DUMP_REG(DC_DISP_DISP_SIGNAL_OPTIONS0);
+ DUMP_REG(DC_DISP_DISP_SIGNAL_OPTIONS1);
+ DUMP_REG(DC_DISP_DISP_WIN_OPTIONS);
+ DUMP_REG(DC_DISP_DISP_MEM_HIGH_PRIORITY);
+ DUMP_REG(DC_DISP_DISP_MEM_HIGH_PRIORITY_TIMER);
+ DUMP_REG(DC_DISP_DISP_TIMING_OPTIONS);
+ DUMP_REG(DC_DISP_REF_TO_SYNC);
+ DUMP_REG(DC_DISP_SYNC_WIDTH);
+ DUMP_REG(DC_DISP_BACK_PORCH);
+ DUMP_REG(DC_DISP_ACTIVE);
+ DUMP_REG(DC_DISP_FRONT_PORCH);
+ DUMP_REG(DC_DISP_H_PULSE0_CONTROL);
+ DUMP_REG(DC_DISP_H_PULSE0_POSITION_A);
+ DUMP_REG(DC_DISP_H_PULSE0_POSITION_B);
+ DUMP_REG(DC_DISP_H_PULSE0_POSITION_C);
+ DUMP_REG(DC_DISP_H_PULSE0_POSITION_D);
+ DUMP_REG(DC_DISP_H_PULSE1_CONTROL);
+ DUMP_REG(DC_DISP_H_PULSE1_POSITION_A);
+ DUMP_REG(DC_DISP_H_PULSE1_POSITION_B);
+ DUMP_REG(DC_DISP_H_PULSE1_POSITION_C);
+ DUMP_REG(DC_DISP_H_PULSE1_POSITION_D);
+ DUMP_REG(DC_DISP_H_PULSE2_CONTROL);
+ DUMP_REG(DC_DISP_H_PULSE2_POSITION_A);
+ DUMP_REG(DC_DISP_H_PULSE2_POSITION_B);
+ DUMP_REG(DC_DISP_H_PULSE2_POSITION_C);
+ DUMP_REG(DC_DISP_H_PULSE2_POSITION_D);
+ DUMP_REG(DC_DISP_V_PULSE0_CONTROL);
+ DUMP_REG(DC_DISP_V_PULSE0_POSITION_A);
+ DUMP_REG(DC_DISP_V_PULSE0_POSITION_B);
+ DUMP_REG(DC_DISP_V_PULSE0_POSITION_C);
+ DUMP_REG(DC_DISP_V_PULSE1_CONTROL);
+ DUMP_REG(DC_DISP_V_PULSE1_POSITION_A);
+ DUMP_REG(DC_DISP_V_PULSE1_POSITION_B);
+ DUMP_REG(DC_DISP_V_PULSE1_POSITION_C);
+ DUMP_REG(DC_DISP_V_PULSE2_CONTROL);
+ DUMP_REG(DC_DISP_V_PULSE2_POSITION_A);
+ DUMP_REG(DC_DISP_V_PULSE3_CONTROL);
+ DUMP_REG(DC_DISP_V_PULSE3_POSITION_A);
+ DUMP_REG(DC_DISP_M0_CONTROL);
+ DUMP_REG(DC_DISP_M1_CONTROL);
+ DUMP_REG(DC_DISP_DI_CONTROL);
+ DUMP_REG(DC_DISP_PP_CONTROL);
+ DUMP_REG(DC_DISP_PP_SELECT_A);
+ DUMP_REG(DC_DISP_PP_SELECT_B);
+ DUMP_REG(DC_DISP_PP_SELECT_C);
+ DUMP_REG(DC_DISP_PP_SELECT_D);
+ DUMP_REG(DC_DISP_DISP_CLOCK_CONTROL);
+ DUMP_REG(DC_DISP_DISP_INTERFACE_CONTROL);
+ DUMP_REG(DC_DISP_DISP_COLOR_CONTROL);
+ DUMP_REG(DC_DISP_SHIFT_CLOCK_OPTIONS);
+ DUMP_REG(DC_DISP_DATA_ENABLE_OPTIONS);
+ DUMP_REG(DC_DISP_SERIAL_INTERFACE_OPTIONS);
+ DUMP_REG(DC_DISP_LCD_SPI_OPTIONS);
+ DUMP_REG(DC_DISP_BORDER_COLOR);
+ DUMP_REG(DC_DISP_COLOR_KEY0_LOWER);
+ DUMP_REG(DC_DISP_COLOR_KEY0_UPPER);
+ DUMP_REG(DC_DISP_COLOR_KEY1_LOWER);
+ DUMP_REG(DC_DISP_COLOR_KEY1_UPPER);
+ DUMP_REG(DC_DISP_CURSOR_FOREGROUND);
+ DUMP_REG(DC_DISP_CURSOR_BACKGROUND);
+ DUMP_REG(DC_DISP_CURSOR_START_ADDR);
+ DUMP_REG(DC_DISP_CURSOR_START_ADDR_NS);
+ DUMP_REG(DC_DISP_CURSOR_POSITION);
+ DUMP_REG(DC_DISP_CURSOR_POSITION_NS);
+ DUMP_REG(DC_DISP_INIT_SEQ_CONTROL);
+ DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_A);
+ DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_B);
+ DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_C);
+ DUMP_REG(DC_DISP_SPI_INIT_SEQ_DATA_D);
+ DUMP_REG(DC_DISP_DC_MCCIF_FIFOCTRL);
+ DUMP_REG(DC_DISP_MCCIF_DISPLAY0A_HYST);
+ DUMP_REG(DC_DISP_MCCIF_DISPLAY0B_HYST);
+ DUMP_REG(DC_DISP_MCCIF_DISPLAY1A_HYST);
+ DUMP_REG(DC_DISP_MCCIF_DISPLAY1B_HYST);
+ DUMP_REG(DC_DISP_DAC_CRT_CTRL);
+ DUMP_REG(DC_DISP_DISP_MISC_CONTROL);
+ DUMP_REG(DC_DISP_SD_CONTROL);
+ DUMP_REG(DC_DISP_SD_CSC_COEFF);
+ DUMP_REG(DC_DISP_SD_LUT(0));
+ DUMP_REG(DC_DISP_SD_LUT(1));
+ DUMP_REG(DC_DISP_SD_LUT(2));
+ DUMP_REG(DC_DISP_SD_LUT(3));
+ DUMP_REG(DC_DISP_SD_LUT(4));
+ DUMP_REG(DC_DISP_SD_LUT(5));
+ DUMP_REG(DC_DISP_SD_LUT(6));
+ DUMP_REG(DC_DISP_SD_LUT(7));
+ DUMP_REG(DC_DISP_SD_LUT(8));
+ DUMP_REG(DC_DISP_SD_FLICKER_CONTROL);
+ DUMP_REG(DC_DISP_DC_PIXEL_COUNT);
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(0));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(1));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(2));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(3));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(4));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(5));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(6));
+ DUMP_REG(DC_DISP_SD_HISTOGRAM(7));
+ DUMP_REG(DC_DISP_SD_BL_TF(0));
+ DUMP_REG(DC_DISP_SD_BL_TF(1));
+ DUMP_REG(DC_DISP_SD_BL_TF(2));
+ DUMP_REG(DC_DISP_SD_BL_TF(3));
+ DUMP_REG(DC_DISP_SD_BL_CONTROL);
+ DUMP_REG(DC_DISP_SD_HW_K_VALUES);
+ DUMP_REG(DC_DISP_SD_MAN_K_VALUES);
+ DUMP_REG(DC_WIN_WIN_OPTIONS);
+ DUMP_REG(DC_WIN_BYTE_SWAP);
+ DUMP_REG(DC_WIN_BUFFER_CONTROL);
+ DUMP_REG(DC_WIN_COLOR_DEPTH);
+ DUMP_REG(DC_WIN_POSITION);
+ DUMP_REG(DC_WIN_SIZE);
+ DUMP_REG(DC_WIN_PRESCALED_SIZE);
+ DUMP_REG(DC_WIN_H_INITIAL_DDA);
+ DUMP_REG(DC_WIN_V_INITIAL_DDA);
+ DUMP_REG(DC_WIN_DDA_INC);
+ DUMP_REG(DC_WIN_LINE_STRIDE);
+ DUMP_REG(DC_WIN_BUF_STRIDE);
+ DUMP_REG(DC_WIN_UV_BUF_STRIDE);
+ DUMP_REG(DC_WIN_BUFFER_ADDR_MODE);
+ DUMP_REG(DC_WIN_DV_CONTROL);
+ DUMP_REG(DC_WIN_BLEND_NOKEY);
+ DUMP_REG(DC_WIN_BLEND_1WIN);
+ DUMP_REG(DC_WIN_BLEND_2WIN_X);
+ DUMP_REG(DC_WIN_BLEND_2WIN_Y);
+ DUMP_REG(DC_WIN_BLEND32WIN_XY);
+ DUMP_REG(DC_WIN_HP_FETCH_CONTROL);
+ DUMP_REG(DC_WINBUF_START_ADDR);
+ DUMP_REG(DC_WINBUF_START_ADDR_NS);
+ DUMP_REG(DC_WINBUF_START_ADDR_U);
+ DUMP_REG(DC_WINBUF_START_ADDR_U_NS);
+ DUMP_REG(DC_WINBUF_START_ADDR_V);
+ DUMP_REG(DC_WINBUF_START_ADDR_V_NS);
+ DUMP_REG(DC_WINBUF_ADDR_H_OFFSET);
+ DUMP_REG(DC_WINBUF_ADDR_H_OFFSET_NS);
+ DUMP_REG(DC_WINBUF_ADDR_V_OFFSET);
+ DUMP_REG(DC_WINBUF_ADDR_V_OFFSET_NS);
+ DUMP_REG(DC_WINBUF_UFLOW_STATUS);
+ DUMP_REG(DC_WINBUF_AD_UFLOW_STATUS);
+ DUMP_REG(DC_WINBUF_BD_UFLOW_STATUS);
+ DUMP_REG(DC_WINBUF_CD_UFLOW_STATUS);
+
+#undef DUMP_REG
+
+ return 0;
+}
+
+static struct drm_info_list debugfs_files[] = {
+ { "regs", tegra_dc_show_regs, 0, NULL },
+};
+
+static int tegra_dc_debugfs_init(struct tegra_dc *dc, struct drm_minor *minor)
+{
+ unsigned int i;
+ char *name;
+ int err;
+
+ name = kasprintf(GFP_KERNEL, "dc.%d", dc->pipe);
+ dc->debugfs = debugfs_create_dir(name, minor->debugfs_root);
+ kfree(name);
+
+ if (!dc->debugfs)
+ return -ENOMEM;
+
+ dc->debugfs_files = kmemdup(debugfs_files, sizeof(debugfs_files),
+ GFP_KERNEL);
+ if (!dc->debugfs_files) {
+ err = -ENOMEM;
+ goto remove;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(debugfs_files); i++)
+ dc->debugfs_files[i].data = dc;
+
+ err = drm_debugfs_create_files(dc->debugfs_files,
+ ARRAY_SIZE(debugfs_files),
+ dc->debugfs, minor);
+ if (err < 0)
+ goto free;
+
+ dc->minor = minor;
+
+ return 0;
+
+free:
+ kfree(dc->debugfs_files);
+ dc->debugfs_files = NULL;
+remove:
+ debugfs_remove(dc->debugfs);
+ dc->debugfs = NULL;
+
+ return err;
+}
+
+static int tegra_dc_debugfs_exit(struct tegra_dc *dc)
+{
+ drm_debugfs_remove_files(dc->debugfs_files, ARRAY_SIZE(debugfs_files),
+ dc->minor);
+ dc->minor = NULL;
+
+ kfree(dc->debugfs_files);
+ dc->debugfs_files = NULL;
+
+ debugfs_remove(dc->debugfs);
+ dc->debugfs = NULL;
+
+ return 0;
+}
+
+static int tegra_dc_drm_init(struct host1x_client *client,
+ struct drm_device *drm)
+{
+ struct tegra_dc *dc = host1x_client_to_dc(client);
+ int err;
+
+ dc->pipe = drm->mode_config.num_crtc;
+
+ drm_crtc_init(drm, &dc->base, &tegra_crtc_funcs);
+ drm_mode_crtc_set_gamma_size(&dc->base, 256);
+ drm_crtc_helper_add(&dc->base, &tegra_crtc_helper_funcs);
+
+ err = tegra_dc_rgb_init(drm, dc);
+ if (err < 0 && err != -ENODEV) {
+ dev_err(dc->dev, "failed to initialize RGB output: %d\n", err);
+ return err;
+ }
+
+ if (IS_ENABLED(CONFIG_DEBUG_FS)) {
+ err = tegra_dc_debugfs_init(dc, drm->primary);
+ if (err < 0)
+ dev_err(dc->dev, "debugfs setup failed: %d\n", err);
+ }
+
+ err = devm_request_irq(dc->dev, dc->irq, tegra_drm_irq, 0,
+ dev_name(dc->dev), dc);
+ if (err < 0) {
+ dev_err(dc->dev, "failed to request IRQ#%u: %d\n", dc->irq,
+ err);
+ return err;
+ }
+
+ return 0;
+}
+
+static int tegra_dc_drm_exit(struct host1x_client *client)
+{
+ struct tegra_dc *dc = host1x_client_to_dc(client);
+ int err;
+
+ devm_free_irq(dc->dev, dc->irq, dc);
+
+ if (IS_ENABLED(CONFIG_DEBUG_FS)) {
+ err = tegra_dc_debugfs_exit(dc);
+ if (err < 0)
+ dev_err(dc->dev, "debugfs cleanup failed: %d\n", err);
+ }
+
+ err = tegra_dc_rgb_exit(dc);
+ if (err) {
+ dev_err(dc->dev, "failed to shutdown RGB output: %d\n", err);
+ return err;
+ }
+
+ return 0;
+}
+
+static const struct host1x_client_ops dc_client_ops = {
+ .drm_init = tegra_dc_drm_init,
+ .drm_exit = tegra_dc_drm_exit,
+};
+
+static int tegra_dc_probe(struct platform_device *pdev)
+{
+ struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
+ struct resource *regs;
+ struct tegra_dc *dc;
+ int err;
+
+ dc = devm_kzalloc(&pdev->dev, sizeof(*dc), GFP_KERNEL);
+ if (!dc)
+ return -ENOMEM;
+
+ INIT_LIST_HEAD(&dc->list);
+ dc->dev = &pdev->dev;
+
+ dc->clk = devm_clk_get(&pdev->dev, NULL);
+ if (IS_ERR(dc->clk)) {
+ dev_err(&pdev->dev, "failed to get clock\n");
+ return PTR_ERR(dc->clk);
+ }
+
+ err = clk_prepare_enable(dc->clk);
+ if (err < 0)
+ return err;
+
+ regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!regs) {
+ dev_err(&pdev->dev, "failed to get registers\n");
+ return -ENXIO;
+ }
+
+ dc->regs = devm_request_and_ioremap(&pdev->dev, regs);
+ if (!dc->regs) {
+ dev_err(&pdev->dev, "failed to remap registers\n");
+ return -ENXIO;
+ }
+
+ dc->irq = platform_get_irq(pdev, 0);
+ if (dc->irq < 0) {
+ dev_err(&pdev->dev, "failed to get IRQ\n");
+ return -ENXIO;
+ }
+
+ INIT_LIST_HEAD(&dc->client.list);
+ dc->client.ops = &dc_client_ops;
+ dc->client.dev = &pdev->dev;
+
+ err = tegra_dc_rgb_probe(dc);
+ if (err < 0 && err != -ENODEV) {
+ dev_err(&pdev->dev, "failed to probe RGB output: %d\n", err);
+ return err;
+ }
+
+ err = host1x_register_client(host1x, &dc->client);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to register host1x client: %d\n",
+ err);
+ return err;
+ }
+
+ platform_set_drvdata(pdev, dc);
+
+ return 0;
+}
+
+static int tegra_dc_remove(struct platform_device *pdev)
+{
+ struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
+ struct tegra_dc *dc = platform_get_drvdata(pdev);
+ int err;
+
+ err = host1x_unregister_client(host1x, &dc->client);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to unregister host1x client: %d\n",
+ err);
+ return err;
+ }
+
+ clk_disable_unprepare(dc->clk);
+
+ return 0;
+}
+
+static struct of_device_id tegra_dc_of_match[] = {
+ { .compatible = "nvidia,tegra30-dc", },
+ { .compatible = "nvidia,tegra20-dc", },
+ { },
+};
+
+struct platform_driver tegra_dc_driver = {
+ .driver = {
+ .name = "tegra-dc",
+ .owner = THIS_MODULE,
+ .of_match_table = tegra_dc_of_match,
+ },
+ .probe = tegra_dc_probe,
+ .remove = tegra_dc_remove,
+};
new file mode 100644
@@ -0,0 +1,388 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef TEGRA_DC_H
+#define TEGRA_DC_H 1
+
+#define DC_CMD_GENERAL_INCR_SYNCPT 0x000
+#define DC_CMD_GENERAL_INCR_SYNCPT_CNTRL 0x001
+#define DC_CMD_GENERAL_INCR_SYNCPT_ERROR 0x002
+#define DC_CMD_WIN_A_INCR_SYNCPT 0x008
+#define DC_CMD_WIN_A_INCR_SYNCPT_CNTRL 0x009
+#define DC_CMD_WIN_A_INCR_SYNCPT_ERROR 0x00a
+#define DC_CMD_WIN_B_INCR_SYNCPT 0x010
+#define DC_CMD_WIN_B_INCR_SYNCPT_CNTRL 0x011
+#define DC_CMD_WIN_B_INCR_SYNCPT_ERROR 0x012
+#define DC_CMD_WIN_C_INCR_SYNCPT 0x018
+#define DC_CMD_WIN_C_INCR_SYNCPT_CNTRL 0x019
+#define DC_CMD_WIN_C_INCR_SYNCPT_ERROR 0x01a
+#define DC_CMD_CONT_SYNCPT_VSYNC 0x028
+#define DC_CMD_DISPLAY_COMMAND_OPTION0 0x031
+#define DC_CMD_DISPLAY_COMMAND 0x032
+#define DISP_CTRL_MODE_STOP (0 << 5)
+#define DISP_CTRL_MODE_C_DISPLAY (1 << 5)
+#define DISP_CTRL_MODE_NC_DISPLAY (2 << 5)
+#define DC_CMD_SIGNAL_RAISE 0x033
+#define DC_CMD_DISPLAY_POWER_CONTROL 0x036
+#define PW0_ENABLE (1 << 0)
+#define PW1_ENABLE (1 << 2)
+#define PW2_ENABLE (1 << 4)
+#define PW3_ENABLE (1 << 6)
+#define PW4_ENABLE (1 << 8)
+#define PM0_ENABLE (1 << 16)
+#define PM1_ENABLE (1 << 18)
+
+#define DC_CMD_INT_STATUS 0x037
+#define DC_CMD_INT_MASK 0x038
+#define DC_CMD_INT_ENABLE 0x039
+#define DC_CMD_INT_TYPE 0x03a
+#define DC_CMD_INT_POLARITY 0x03b
+#define CTXSW_INT (1 << 0)
+#define FRAME_END_INT (1 << 1)
+#define VBLANK_INT (1 << 2)
+#define WIN_A_UF_INT (1 << 8)
+#define WIN_B_UF_INT (1 << 9)
+#define WIN_C_UF_INT (1 << 10)
+#define WIN_A_OF_INT (1 << 14)
+#define WIN_B_OF_INT (1 << 15)
+#define WIN_C_OF_INT (1 << 16)
+
+#define DC_CMD_SIGNAL_RAISE1 0x03c
+#define DC_CMD_SIGNAL_RAISE2 0x03d
+#define DC_CMD_SIGNAL_RAISE3 0x03e
+
+#define DC_CMD_STATE_ACCESS 0x040
+
+#define DC_CMD_STATE_CONTROL 0x041
+#define GENERAL_ACT_REQ (1 << 0)
+#define WIN_A_ACT_REQ (1 << 1)
+#define WIN_B_ACT_REQ (1 << 2)
+#define WIN_C_ACT_REQ (1 << 3)
+#define GENERAL_UPDATE (1 << 8)
+#define WIN_A_UPDATE (1 << 9)
+#define WIN_B_UPDATE (1 << 10)
+#define WIN_C_UPDATE (1 << 11)
+#define NC_HOST_TRIG (1 << 24)
+
+#define DC_CMD_DISPLAY_WINDOW_HEADER 0x042
+#define WINDOW_A_SELECT (1 << 4)
+#define WINDOW_B_SELECT (1 << 5)
+#define WINDOW_C_SELECT (1 << 6)
+
+#define DC_CMD_REG_ACT_CONTROL 0x043
+
+#define DC_COM_CRC_CONTROL 0x300
+#define DC_COM_CRC_CHECKSUM 0x301
+#define DC_COM_PIN_OUTPUT_ENABLE(x) (0x302 + (x))
+#define DC_COM_PIN_OUTPUT_POLARITY(x) (0x306 + (x))
+#define LVS_OUTPUT_POLARITY_LOW (1 << 28)
+#define LHS_OUTPUT_POLARITY_LOW (1 << 30)
+#define DC_COM_PIN_OUTPUT_DATA(x) (0x30a + (x))
+#define DC_COM_PIN_INPUT_ENABLE(x) (0x30e + (x))
+#define DC_COM_PIN_INPUT_DATA(x) (0x312 + (x))
+#define DC_COM_PIN_OUTPUT_SELECT(x) (0x314 + (x))
+
+#define DC_COM_PIN_MISC_CONTROL 0x31b
+#define DC_COM_PIN_PM0_CONTROL 0x31c
+#define DC_COM_PIN_PM0_DUTY_CYCLE 0x31d
+#define DC_COM_PIN_PM1_CONTROL 0x31e
+#define DC_COM_PIN_PM1_DUTY_CYCLE 0x31f
+
+#define DC_COM_SPI_CONTROL 0x320
+#define DC_COM_SPI_START_BYTE 0x321
+#define DC_COM_HSPI_WRITE_DATA_AB 0x322
+#define DC_COM_HSPI_WRITE_DATA_CD 0x323
+#define DC_COM_HSPI_CS_DC 0x324
+#define DC_COM_SCRATCH_REGISTER_A 0x325
+#define DC_COM_SCRATCH_REGISTER_B 0x326
+#define DC_COM_GPIO_CTRL 0x327
+#define DC_COM_GPIO_DEBOUNCE_COUNTER 0x328
+#define DC_COM_CRC_CHECKSUM_LATCHED 0x329
+
+#define DC_DISP_DISP_SIGNAL_OPTIONS0 0x400
+#define H_PULSE_0_ENABLE (1 << 8)
+#define H_PULSE_1_ENABLE (1 << 10)
+#define H_PULSE_2_ENABLE (1 << 12)
+
+#define DC_DISP_DISP_SIGNAL_OPTIONS1 0x401
+
+#define DC_DISP_DISP_WIN_OPTIONS 0x402
+#define HDMI_ENABLE (1 << 30)
+
+#define DC_DISP_DISP_MEM_HIGH_PRIORITY 0x403
+#define CURSOR_THRESHOLD(x) (((x) & 0x03) << 24)
+#define WINDOW_A_THRESHOLD(x) (((x) & 0x7f) << 16)
+#define WINDOW_B_THRESHOLD(x) (((x) & 0x7f) << 8)
+#define WINDOW_C_THRESHOLD(x) (((x) & 0xff) << 0)
+
+#define DC_DISP_DISP_MEM_HIGH_PRIORITY_TIMER 0x404
+#define CURSOR_DELAY(x) (((x) & 0x3f) << 24)
+#define WINDOW_A_DELAY(x) (((x) & 0x3f) << 16)
+#define WINDOW_B_DELAY(x) (((x) & 0x3f) << 8)
+#define WINDOW_C_DELAY(x) (((x) & 0x3f) << 0)
+
+#define DC_DISP_DISP_TIMING_OPTIONS 0x405
+#define VSYNC_H_POSITION(x) ((x) & 0xfff)
+
+#define DC_DISP_REF_TO_SYNC 0x406
+#define DC_DISP_SYNC_WIDTH 0x407
+#define DC_DISP_BACK_PORCH 0x408
+#define DC_DISP_ACTIVE 0x409
+#define DC_DISP_FRONT_PORCH 0x40a
+#define DC_DISP_H_PULSE0_CONTROL 0x40b
+#define DC_DISP_H_PULSE0_POSITION_A 0x40c
+#define DC_DISP_H_PULSE0_POSITION_B 0x40d
+#define DC_DISP_H_PULSE0_POSITION_C 0x40e
+#define DC_DISP_H_PULSE0_POSITION_D 0x40f
+#define DC_DISP_H_PULSE1_CONTROL 0x410
+#define DC_DISP_H_PULSE1_POSITION_A 0x411
+#define DC_DISP_H_PULSE1_POSITION_B 0x412
+#define DC_DISP_H_PULSE1_POSITION_C 0x413
+#define DC_DISP_H_PULSE1_POSITION_D 0x414
+#define DC_DISP_H_PULSE2_CONTROL 0x415
+#define DC_DISP_H_PULSE2_POSITION_A 0x416
+#define DC_DISP_H_PULSE2_POSITION_B 0x417
+#define DC_DISP_H_PULSE2_POSITION_C 0x418
+#define DC_DISP_H_PULSE2_POSITION_D 0x419
+#define DC_DISP_V_PULSE0_CONTROL 0x41a
+#define DC_DISP_V_PULSE0_POSITION_A 0x41b
+#define DC_DISP_V_PULSE0_POSITION_B 0x41c
+#define DC_DISP_V_PULSE0_POSITION_C 0x41d
+#define DC_DISP_V_PULSE1_CONTROL 0x41e
+#define DC_DISP_V_PULSE1_POSITION_A 0x41f
+#define DC_DISP_V_PULSE1_POSITION_B 0x420
+#define DC_DISP_V_PULSE1_POSITION_C 0x421
+#define DC_DISP_V_PULSE2_CONTROL 0x422
+#define DC_DISP_V_PULSE2_POSITION_A 0x423
+#define DC_DISP_V_PULSE3_CONTROL 0x424
+#define DC_DISP_V_PULSE3_POSITION_A 0x425
+#define DC_DISP_M0_CONTROL 0x426
+#define DC_DISP_M1_CONTROL 0x427
+#define DC_DISP_DI_CONTROL 0x428
+#define DC_DISP_PP_CONTROL 0x429
+#define DC_DISP_PP_SELECT_A 0x42a
+#define DC_DISP_PP_SELECT_B 0x42b
+#define DC_DISP_PP_SELECT_C 0x42c
+#define DC_DISP_PP_SELECT_D 0x42d
+
+#define PULSE_MODE_NORMAL (0 << 3)
+#define PULSE_MODE_ONE_CLOCK (1 << 3)
+#define PULSE_POLARITY_HIGH (0 << 4)
+#define PULSE_POLARITY_LOW (1 << 4)
+#define PULSE_QUAL_ALWAYS (0 << 6)
+#define PULSE_QUAL_VACTIVE (2 << 6)
+#define PULSE_QUAL_VACTIVE1 (3 << 6)
+#define PULSE_LAST_START_A (0 << 8)
+#define PULSE_LAST_END_A (1 << 8)
+#define PULSE_LAST_START_B (2 << 8)
+#define PULSE_LAST_END_B (3 << 8)
+#define PULSE_LAST_START_C (4 << 8)
+#define PULSE_LAST_END_C (5 << 8)
+#define PULSE_LAST_START_D (6 << 8)
+#define PULSE_LAST_END_D (7 << 8)
+
+#define PULSE_START(x) (((x) & 0xfff) << 0)
+#define PULSE_END(x) (((x) & 0xfff) << 16)
+
+#define DC_DISP_DISP_CLOCK_CONTROL 0x42e
+#define PIXEL_CLK_DIVIDER_PCD1 (0 << 8)
+#define PIXEL_CLK_DIVIDER_PCD1H (1 << 8)
+#define PIXEL_CLK_DIVIDER_PCD2 (2 << 8)
+#define PIXEL_CLK_DIVIDER_PCD3 (3 << 8)
+#define PIXEL_CLK_DIVIDER_PCD4 (4 << 8)
+#define PIXEL_CLK_DIVIDER_PCD6 (5 << 8)
+#define PIXEL_CLK_DIVIDER_PCD8 (6 << 8)
+#define PIXEL_CLK_DIVIDER_PCD9 (7 << 8)
+#define PIXEL_CLK_DIVIDER_PCD12 (8 << 8)
+#define PIXEL_CLK_DIVIDER_PCD16 (9 << 8)
+#define PIXEL_CLK_DIVIDER_PCD18 (10 << 8)
+#define PIXEL_CLK_DIVIDER_PCD24 (11 << 8)
+#define PIXEL_CLK_DIVIDER_PCD13 (12 << 8)
+#define SHIFT_CLK_DIVIDER(x) ((x) & 0xff)
+
+#define DC_DISP_DISP_INTERFACE_CONTROL 0x42f
+#define DISP_DATA_FORMAT_DF1P1C (0 << 0)
+#define DISP_DATA_FORMAT_DF1P2C24B (1 << 0)
+#define DISP_DATA_FORMAT_DF1P2C18B (2 << 0)
+#define DISP_DATA_FORMAT_DF1P2C16B (3 << 0)
+#define DISP_DATA_FORMAT_DF2S (4 << 0)
+#define DISP_DATA_FORMAT_DF3S (5 << 0)
+#define DISP_DATA_FORMAT_DFSPI (6 << 0)
+#define DISP_DATA_FORMAT_DF1P3C24B (7 << 0)
+#define DISP_DATA_FORMAT_DF1P3C18B (8 << 0)
+#define DISP_ALIGNMENT_MSB (0 << 8)
+#define DISP_ALIGNMENT_LSB (1 << 8)
+#define DISP_ORDER_RED_BLUE (0 << 9)
+#define DISP_ORDER_BLUE_RED (1 << 9)
+
+#define DC_DISP_DISP_COLOR_CONTROL 0x430
+#define BASE_COLOR_SIZE666 (0 << 0)
+#define BASE_COLOR_SIZE111 (1 << 0)
+#define BASE_COLOR_SIZE222 (2 << 0)
+#define BASE_COLOR_SIZE333 (3 << 0)
+#define BASE_COLOR_SIZE444 (4 << 0)
+#define BASE_COLOR_SIZE555 (5 << 0)
+#define BASE_COLOR_SIZE565 (6 << 0)
+#define BASE_COLOR_SIZE332 (7 << 0)
+#define BASE_COLOR_SIZE888 (8 << 0)
+#define DITHER_CONTROL_DISABLE (0 << 8)
+#define DITHER_CONTROL_ORDERED (2 << 8)
+#define DITHER_CONTROL_ERRDIFF (3 << 8)
+
+#define DC_DISP_SHIFT_CLOCK_OPTIONS 0x431
+
+#define DC_DISP_DATA_ENABLE_OPTIONS 0x432
+#define DE_SELECT_ACTIVE_BLANK (0 << 0)
+#define DE_SELECT_ACTIVE (1 << 0)
+#define DE_SELECT_ACTIVE_IS (2 << 0)
+#define DE_CONTROL_ONECLK (0 << 2)
+#define DE_CONTROL_NORMAL (1 << 2)
+#define DE_CONTROL_EARLY_EXT (2 << 2)
+#define DE_CONTROL_EARLY (3 << 2)
+#define DE_CONTROL_ACTIVE_BLANK (4 << 2)
+
+#define DC_DISP_SERIAL_INTERFACE_OPTIONS 0x433
+#define DC_DISP_LCD_SPI_OPTIONS 0x434
+#define DC_DISP_BORDER_COLOR 0x435
+#define DC_DISP_COLOR_KEY0_LOWER 0x436
+#define DC_DISP_COLOR_KEY0_UPPER 0x437
+#define DC_DISP_COLOR_KEY1_LOWER 0x438
+#define DC_DISP_COLOR_KEY1_UPPER 0x439
+
+#define DC_DISP_CURSOR_FOREGROUND 0x43c
+#define DC_DISP_CURSOR_BACKGROUND 0x43d
+
+#define DC_DISP_CURSOR_START_ADDR 0x43e
+#define DC_DISP_CURSOR_START_ADDR_NS 0x43f
+
+#define DC_DISP_CURSOR_POSITION 0x440
+#define DC_DISP_CURSOR_POSITION_NS 0x441
+
+#define DC_DISP_INIT_SEQ_CONTROL 0x442
+#define DC_DISP_SPI_INIT_SEQ_DATA_A 0x443
+#define DC_DISP_SPI_INIT_SEQ_DATA_B 0x444
+#define DC_DISP_SPI_INIT_SEQ_DATA_C 0x445
+#define DC_DISP_SPI_INIT_SEQ_DATA_D 0x446
+
+#define DC_DISP_DC_MCCIF_FIFOCTRL 0x480
+#define DC_DISP_MCCIF_DISPLAY0A_HYST 0x481
+#define DC_DISP_MCCIF_DISPLAY0B_HYST 0x482
+#define DC_DISP_MCCIF_DISPLAY1A_HYST 0x483
+#define DC_DISP_MCCIF_DISPLAY1B_HYST 0x484
+
+#define DC_DISP_DAC_CRT_CTRL 0x4c0
+#define DC_DISP_DISP_MISC_CONTROL 0x4c1
+#define DC_DISP_SD_CONTROL 0x4c2
+#define DC_DISP_SD_CSC_COEFF 0x4c3
+#define DC_DISP_SD_LUT(x) (0x4c4 + (x))
+#define DC_DISP_SD_FLICKER_CONTROL 0x4cd
+#define DC_DISP_DC_PIXEL_COUNT 0x4ce
+#define DC_DISP_SD_HISTOGRAM(x) (0x4cf + (x))
+#define DC_DISP_SD_BL_PARAMETERS 0x4d7
+#define DC_DISP_SD_BL_TF(x) (0x4d8 + (x))
+#define DC_DISP_SD_BL_CONTROL 0x4dc
+#define DC_DISP_SD_HW_K_VALUES 0x4dd
+#define DC_DISP_SD_MAN_K_VALUES 0x4de
+
+#define DC_WIN_WIN_OPTIONS 0x700
+#define COLOR_EXPAND (1 << 6)
+#define WIN_ENABLE (1 << 30)
+
+#define DC_WIN_BYTE_SWAP 0x701
+#define BYTE_SWAP_NOSWAP (0 << 0)
+#define BYTE_SWAP_SWAP2 (1 << 0)
+#define BYTE_SWAP_SWAP4 (2 << 0)
+#define BYTE_SWAP_SWAP4HW (3 << 0)
+
+#define DC_WIN_BUFFER_CONTROL 0x702
+#define BUFFER_CONTROL_HOST (0 << 0)
+#define BUFFER_CONTROL_VI (1 << 0)
+#define BUFFER_CONTROL_EPP (2 << 0)
+#define BUFFER_CONTROL_MPEGE (3 << 0)
+#define BUFFER_CONTROL_SB2D (4 << 0)
+
+#define DC_WIN_COLOR_DEPTH 0x703
+#define WIN_COLOR_DEPTH_P1 0
+#define WIN_COLOR_DEPTH_P2 1
+#define WIN_COLOR_DEPTH_P4 2
+#define WIN_COLOR_DEPTH_P8 3
+#define WIN_COLOR_DEPTH_B4G4R4A4 4
+#define WIN_COLOR_DEPTH_B5G5R5A 5
+#define WIN_COLOR_DEPTH_B5G6R5 6
+#define WIN_COLOR_DEPTH_AB5G5R5 7
+#define WIN_COLOR_DEPTH_B8G8R8A8 12
+#define WIN_COLOR_DEPTH_R8G8B8A8 13
+#define WIN_COLOR_DEPTH_B6x2G6x2R6x2A8 14
+#define WIN_COLOR_DEPTH_R6x2G6x2B6x2A8 15
+#define WIN_COLOR_DEPTH_YCbCr422 16
+#define WIN_COLOR_DEPTH_YUV422 17
+#define WIN_COLOR_DEPTH_YCbCr420P 18
+#define WIN_COLOR_DEPTH_YUV420P 19
+#define WIN_COLOR_DEPTH_YCbCr422P 20
+#define WIN_COLOR_DEPTH_YUV422P 21
+#define WIN_COLOR_DEPTH_YCbCr422R 22
+#define WIN_COLOR_DEPTH_YUV422R 23
+#define WIN_COLOR_DEPTH_YCbCr422RA 24
+#define WIN_COLOR_DEPTH_YUV422RA 25
+
+#define DC_WIN_POSITION 0x704
+#define H_POSITION(x) (((x) & 0x1fff) << 0)
+#define V_POSITION(x) (((x) & 0x1fff) << 16)
+
+#define DC_WIN_SIZE 0x705
+#define H_SIZE(x) (((x) & 0x1fff) << 0)
+#define V_SIZE(x) (((x) & 0x1fff) << 16)
+
+#define DC_WIN_PRESCALED_SIZE 0x706
+#define H_PRESCALED_SIZE(x) (((x) & 0x7fff) << 0)
+#define V_PRESCALED_SIZE(x) (((x) & 0x1fff) << 16)
+
+#define DC_WIN_H_INITIAL_DDA 0x707
+#define DC_WIN_V_INITIAL_DDA 0x708
+#define DC_WIN_DDA_INC 0x709
+#define H_DDA_INC(x) (((x) & 0xffff) << 0)
+#define V_DDA_INC(x) (((x) & 0xffff) << 16)
+
+#define DC_WIN_LINE_STRIDE 0x70a
+#define DC_WIN_BUF_STRIDE 0x70b
+#define DC_WIN_UV_BUF_STRIDE 0x70c
+#define DC_WIN_BUFFER_ADDR_MODE 0x70d
+#define DC_WIN_DV_CONTROL 0x70e
+
+#define DC_WIN_BLEND_NOKEY 0x70f
+#define DC_WIN_BLEND_1WIN 0x710
+#define DC_WIN_BLEND_2WIN_X 0x711
+#define DC_WIN_BLEND_2WIN_Y 0x712
+#define DC_WIN_BLEND32WIN_XY 0x713
+
+#define DC_WIN_HP_FETCH_CONTROL 0x714
+
+#define DC_WINBUF_START_ADDR 0x800
+#define DC_WINBUF_START_ADDR_NS 0x801
+#define DC_WINBUF_START_ADDR_U 0x802
+#define DC_WINBUF_START_ADDR_U_NS 0x803
+#define DC_WINBUF_START_ADDR_V 0x804
+#define DC_WINBUF_START_ADDR_V_NS 0x805
+
+#define DC_WINBUF_ADDR_H_OFFSET 0x806
+#define DC_WINBUF_ADDR_H_OFFSET_NS 0x807
+#define DC_WINBUF_ADDR_V_OFFSET 0x808
+#define DC_WINBUF_ADDR_V_OFFSET_NS 0x809
+
+#define DC_WINBUF_UFLOW_STATUS 0x80a
+
+#define DC_WINBUF_AD_UFLOW_STATUS 0xbca
+#define DC_WINBUF_BD_UFLOW_STATUS 0xdca
+#define DC_WINBUF_CD_UFLOW_STATUS 0xfca
+
+/* synchronization points */
+#define SYNCPT_VBLANK0 26
+#define SYNCPT_VBLANK1 27
+
+#endif /* TEGRA_DC_H */
new file mode 100644
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/of_address.h>
+#include <linux/of_platform.h>
+
+#include <mach/clk.h>
+#include <linux/dma-mapping.h>
+#include <asm/dma-iommu.h>
+
+#include "drm.h"
+
+#define DRIVER_NAME "tegra"
+#define DRIVER_DESC "NVIDIA Tegra graphics"
+#define DRIVER_DATE "20120330"
+#define DRIVER_MAJOR 0
+#define DRIVER_MINOR 0
+#define DRIVER_PATCHLEVEL 0
+
+static int tegra_drm_load(struct drm_device *drm, unsigned long flags)
+{
+ struct device *dev = drm->dev;
+ struct host1x *host1x;
+ int err;
+
+ host1x = dev_get_drvdata(dev);
+ drm->dev_private = host1x;
+ host1x->drm = drm;
+
+ drm_mode_config_init(drm);
+
+ err = host1x_drm_init(host1x, drm);
+ if (err < 0)
+ return err;
+
+ err = tegra_drm_fb_init(drm);
+ if (err < 0)
+ return err;
+
+ drm_kms_helper_poll_init(drm);
+
+ return 0;
+}
+
+static int tegra_drm_unload(struct drm_device *drm)
+{
+ drm_kms_helper_poll_fini(drm);
+ tegra_drm_fb_exit(drm);
+
+ drm_mode_config_cleanup(drm);
+
+ return 0;
+}
+
+static int tegra_drm_open(struct drm_device *drm, struct drm_file *filp)
+{
+ return 0;
+}
+
+static void tegra_drm_lastclose(struct drm_device *drm)
+{
+ struct host1x *host1x = drm->dev_private;
+
+ drm_fbdev_cma_restore_mode(host1x->fbdev);
+}
+
+static struct drm_ioctl_desc tegra_drm_ioctls[] = {
+};
+
+static const struct file_operations tegra_drm_fops = {
+ .owner = THIS_MODULE,
+ .open = drm_open,
+ .release = drm_release,
+ .unlocked_ioctl = drm_ioctl,
+ .mmap = drm_gem_cma_mmap,
+ .poll = drm_poll,
+ .fasync = drm_fasync,
+ .read = drm_read,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = drm_compat_ioctl,
+#endif
+ .llseek = noop_llseek,
+};
+
+struct drm_driver tegra_drm_driver = {
+ .driver_features = DRIVER_BUS_PLATFORM | DRIVER_MODESET | DRIVER_GEM,
+ .load = tegra_drm_load,
+ .unload = tegra_drm_unload,
+ .open = tegra_drm_open,
+ .lastclose = tegra_drm_lastclose,
+
+ .gem_free_object = drm_gem_cma_free_object,
+ .gem_vm_ops = &drm_gem_cma_vm_ops,
+ .dumb_create = drm_gem_cma_dumb_create,
+ .dumb_map_offset = drm_gem_cma_dumb_map_offset,
+ .dumb_destroy = drm_gem_cma_dumb_destroy,
+
+ .ioctls = tegra_drm_ioctls,
+ .num_ioctls = ARRAY_SIZE(tegra_drm_ioctls),
+ .fops = &tegra_drm_fops,
+
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+ .patchlevel = DRIVER_PATCHLEVEL,
+};
new file mode 100644
@@ -0,0 +1,216 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef HOST1X_DRM_H
+#define HOST1X_DRM_H 1
+
+#include <drm/drmP.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_fixed.h>
+
+struct tegra_framebuffer {
+ struct drm_framebuffer base;
+ struct drm_gem_cma_object *obj;
+};
+
+static inline struct tegra_framebuffer *to_tegra_fb(struct drm_framebuffer *fb)
+{
+ return container_of(fb, struct tegra_framebuffer, base);
+}
+
+struct host1x {
+ struct drm_device *drm;
+ struct device *dev;
+ void __iomem *regs;
+ struct clk *clk;
+ int syncpt;
+ int irq;
+
+ struct mutex drm_clients_lock;
+ struct list_head drm_clients;
+ struct list_head drm_active;
+
+ struct mutex clients_lock;
+ struct list_head clients;
+
+ struct drm_fbdev_cma *fbdev;
+ struct tegra_framebuffer fb;
+};
+
+struct host1x_client;
+
+struct host1x_client_ops {
+ int (*drm_init)(struct host1x_client *client, struct drm_device *drm);
+ int (*drm_exit)(struct host1x_client *client);
+};
+
+struct host1x_client {
+ struct host1x *host1x;
+ struct device *dev;
+
+ const struct host1x_client_ops *ops;
+
+ struct list_head list;
+};
+
+extern int host1x_drm_init(struct host1x *host1x, struct drm_device *drm);
+extern int host1x_drm_exit(struct host1x *host1x);
+
+extern int host1x_register_client(struct host1x *host1x,
+ struct host1x_client *client);
+extern int host1x_unregister_client(struct host1x *host1x,
+ struct host1x_client *client);
+
+struct tegra_output;
+
+struct tegra_dc {
+ struct host1x_client client;
+
+ struct host1x *host1x;
+ struct device *dev;
+
+ struct drm_crtc base;
+ int pipe;
+
+ struct clk *clk;
+
+ void __iomem *regs;
+ int irq;
+
+ struct tegra_output *rgb;
+
+ struct list_head list;
+
+ struct drm_info_list *debugfs_files;
+ struct drm_minor *minor;
+ struct dentry *debugfs;
+};
+
+static inline struct tegra_dc *host1x_client_to_dc(struct host1x_client *client)
+{
+ return container_of(client, struct tegra_dc, client);
+}
+
+static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc)
+{
+ return container_of(crtc, struct tegra_dc, base);
+}
+
+static inline void tegra_dc_writel(struct tegra_dc *dc, unsigned long value,
+ unsigned long reg)
+{
+ writel(value, dc->regs + (reg << 2));
+}
+
+static inline unsigned long tegra_dc_readl(struct tegra_dc *dc,
+ unsigned long reg)
+{
+ return readl(dc->regs + (reg << 2));
+}
+
+struct tegra_output_ops {
+ int (*enable)(struct tegra_output *output);
+ int (*disable)(struct tegra_output *output);
+ int (*setup_clock)(struct tegra_output *output, struct clk *clk,
+ unsigned long pclk);
+ int (*check_mode)(struct tegra_output *output,
+ struct drm_display_mode *mode,
+ enum drm_mode_status *status);
+};
+
+enum tegra_output_type {
+ TEGRA_OUTPUT_RGB,
+ TEGRA_OUTPUT_HDMI,
+};
+
+struct tegra_output {
+ struct device_node *of_node;
+ struct device *dev;
+
+ const struct tegra_output_ops *ops;
+ enum tegra_output_type type;
+
+ struct i2c_adapter *ddc;
+ const struct edid *edid;
+ unsigned int hpd_irq;
+ int hpd_gpio;
+
+ struct drm_encoder encoder;
+ struct drm_connector connector;
+};
+
+static inline struct tegra_output *encoder_to_output(struct drm_encoder *e)
+{
+ return container_of(e, struct tegra_output, encoder);
+}
+
+static inline struct tegra_output *connector_to_output(struct drm_connector *c)
+{
+ return container_of(c, struct tegra_output, connector);
+}
+
+static inline int tegra_output_enable(struct tegra_output *output)
+{
+ if (output && output->ops && output->ops->enable)
+ return output->ops->enable(output);
+
+ return output ? -ENOSYS : -EINVAL;
+}
+
+static inline int tegra_output_disable(struct tegra_output *output)
+{
+ if (output && output->ops && output->ops->disable)
+ return output->ops->disable(output);
+
+ return output ? -ENOSYS : -EINVAL;
+}
+
+static inline int tegra_output_setup_clock(struct tegra_output *output,
+ struct clk *clk, unsigned long pclk)
+{
+ if (output && output->ops && output->ops->setup_clock)
+ return output->ops->setup_clock(output, clk, pclk);
+
+ return output ? -ENOSYS : -EINVAL;
+}
+
+static inline int tegra_output_check_mode(struct tegra_output *output,
+ struct drm_display_mode *mode,
+ enum drm_mode_status *status)
+{
+ if (output && output->ops && output->ops->check_mode)
+ return output->ops->check_mode(output, mode, status);
+
+ return output ? -ENOSYS : -EINVAL;
+}
+
+/* from rgb.c */
+extern int tegra_dc_rgb_probe(struct tegra_dc *dc);
+extern int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc);
+extern int tegra_dc_rgb_exit(struct tegra_dc *dc);
+
+/* from output.c */
+extern int tegra_output_parse_dt(struct tegra_output *output);
+extern int tegra_output_init(struct drm_device *drm, struct tegra_output *output);
+extern int tegra_output_exit(struct tegra_output *output);
+
+/* from fb.c */
+extern int tegra_drm_fb_init(struct drm_device *drm);
+extern void tegra_drm_fb_exit(struct drm_device *drm);
+
+extern struct platform_driver tegra_host1x_driver;
+extern struct platform_driver tegra_hdmi_driver;
+extern struct platform_driver tegra_dc_driver;
+extern struct drm_driver tegra_drm_driver;
+
+#endif /* HOST1X_DRM_H */
new file mode 100644
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "drm.h"
+
+static void tegra_drm_fb_output_poll_changed(struct drm_device *drm)
+{
+ struct host1x *host1x = drm->dev_private;
+
+ drm_fbdev_cma_hotplug_event(host1x->fbdev);
+}
+
+static const struct drm_mode_config_funcs tegra_drm_mode_funcs = {
+ .fb_create = drm_fb_cma_create,
+ .output_poll_changed = tegra_drm_fb_output_poll_changed,
+};
+
+int tegra_drm_fb_init(struct drm_device *drm)
+{
+ struct host1x *host1x = drm->dev_private;
+ struct drm_fbdev_cma *fbdev;
+
+ drm->mode_config.min_width = 0;
+ drm->mode_config.min_height = 0;
+
+ drm->mode_config.max_width = 4096;
+ drm->mode_config.max_height = 4096;
+
+ drm->mode_config.funcs = &tegra_drm_mode_funcs;
+
+ fbdev = drm_fbdev_cma_init(drm, 32, drm->mode_config.num_crtc,
+ drm->mode_config.num_connector);
+ if (IS_ERR(fbdev))
+ return PTR_ERR(fbdev);
+
+#ifndef CONFIG_FRAMEBUFFER_CONSOLE
+ drm_fbdev_cma_restore_mode(fbdev);
+#endif
+
+ host1x->fbdev = fbdev;
+
+ return 0;
+}
+
+void tegra_drm_fb_exit(struct drm_device *drm)
+{
+ struct host1x *host1x = drm->dev_private;
+
+ drm_fbdev_cma_fini(host1x->fbdev);
+}
new file mode 100644
@@ -0,0 +1,1321 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/debugfs.h>
+#include <linux/gpio.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/consumer.h>
+
+#include <mach/clk.h>
+
+#include "hdmi.h"
+#include "drm.h"
+#include "dc.h"
+
+struct tegra_hdmi {
+ struct host1x_client client;
+ struct tegra_output output;
+ struct device *dev;
+
+ struct regulator *vdd;
+ struct regulator *pll;
+
+ void __iomem *regs;
+ unsigned int irq;
+
+ struct clk *clk_parent;
+ struct clk *clk;
+
+ unsigned int audio_source;
+ unsigned int audio_freq;
+ bool stereo;
+ bool dvi;
+
+ struct drm_info_list *debugfs_files;
+ struct drm_minor *minor;
+ struct dentry *debugfs;
+};
+
+static inline struct tegra_hdmi *
+host1x_client_to_hdmi(struct host1x_client *client)
+{
+ return container_of(client, struct tegra_hdmi, client);
+}
+
+static inline struct tegra_hdmi *to_hdmi(struct tegra_output *output)
+{
+ return container_of(output, struct tegra_hdmi, output);
+}
+
+#define HDMI_AUDIOCLK_FREQ 216000000
+#define HDMI_REKEY_DEFAULT 56
+
+enum {
+ AUTO = 0,
+ SPDIF,
+ HDA,
+};
+
+static inline unsigned long tegra_hdmi_readl(struct tegra_hdmi *hdmi,
+ unsigned long reg)
+{
+ return readl(hdmi->regs + (reg << 2));
+}
+
+static inline void tegra_hdmi_writel(struct tegra_hdmi *hdmi, unsigned long val,
+ unsigned long reg)
+{
+ writel(val, hdmi->regs + (reg << 2));
+}
+
+struct tegra_hdmi_audio_config {
+ unsigned int pclk;
+ unsigned int n;
+ unsigned int cts;
+ unsigned int aval;
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_32k[] = {
+ { 25200000, 4096, 25200, 24000 },
+ { 27000000, 4096, 27000, 24000 },
+ { 74250000, 4096, 74250, 24000 },
+ { 148500000, 4096, 148500, 24000 },
+ { 0, 0, 0, 0 },
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_44_1k[] = {
+ { 25200000, 5880, 26250, 25000 },
+ { 27000000, 5880, 28125, 25000 },
+ { 74250000, 4704, 61875, 20000 },
+ { 148500000, 4704, 123750, 20000 },
+ { 0, 0, 0, 0 },
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_48k[] = {
+ { 25200000, 6144, 25200, 24000 },
+ { 27000000, 6144, 27000, 24000 },
+ { 74250000, 6144, 74250, 24000 },
+ { 148500000, 6144, 148500, 24000 },
+ { 0, 0, 0, 0 },
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_88_2k[] = {
+ { 25200000, 11760, 26250, 25000 },
+ { 27000000, 11760, 28125, 25000 },
+ { 74250000, 9408, 61875, 20000 },
+ { 148500000, 9408, 123750, 20000 },
+ { 0, 0, 0, 0 },
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_96k[] = {
+ { 25200000, 12288, 25200, 24000 },
+ { 27000000, 12288, 27000, 24000 },
+ { 74250000, 12288, 74250, 24000 },
+ { 148500000, 12288, 148500, 24000 },
+ { 0, 0, 0, 0 },
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_176_4k[] = {
+ { 25200000, 23520, 26250, 25000 },
+ { 27000000, 23520, 28125, 25000 },
+ { 74250000, 18816, 61875, 20000 },
+ { 148500000, 18816, 123750, 20000 },
+ { 0, 0, 0, 0 },
+};
+
+static const struct tegra_hdmi_audio_config tegra_hdmi_audio_192k[] = {
+ { 25200000, 24576, 25200, 24000 },
+ { 27000000, 24576, 27000, 24000 },
+ { 74250000, 24576, 74250, 24000 },
+ { 148500000, 24576, 148500, 24000 },
+ { 0, 0, 0, 0 },
+};
+
+struct tmds_config {
+ unsigned int pclk;
+ u32 pll0;
+ u32 pll1;
+ u32 pe_current;
+ u32 drive_current;
+};
+
+static const struct tmds_config tegra2_tmds_config[] = {
+ { /* slow pixel clock modes */
+ .pclk = 27000000,
+ .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
+ SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(0) |
+ SOR_PLL_TX_REG_LOAD(3),
+ .pll1 = SOR_PLL_TMDS_TERM_ENABLE,
+ .pe_current = PE_CURRENT0(PE_CURRENT_0_0_mA) |
+ PE_CURRENT1(PE_CURRENT_0_0_mA) |
+ PE_CURRENT2(PE_CURRENT_0_0_mA) |
+ PE_CURRENT3(PE_CURRENT_0_0_mA),
+ .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_7_125_mA) |
+ DRIVE_CURRENT_LANE1(DRIVE_CURRENT_7_125_mA) |
+ DRIVE_CURRENT_LANE2(DRIVE_CURRENT_7_125_mA) |
+ DRIVE_CURRENT_LANE3(DRIVE_CURRENT_7_125_mA),
+ },
+ { /* high pixel clock modes */
+ .pclk = UINT_MAX,
+ .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
+ SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(1) |
+ SOR_PLL_TX_REG_LOAD(3),
+ .pll1 = SOR_PLL_TMDS_TERM_ENABLE | SOR_PLL_PE_EN,
+ .pe_current = PE_CURRENT0(PE_CURRENT_6_0_mA) |
+ PE_CURRENT1(PE_CURRENT_6_0_mA) |
+ PE_CURRENT2(PE_CURRENT_6_0_mA) |
+ PE_CURRENT3(PE_CURRENT_6_0_mA),
+ .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_7_125_mA) |
+ DRIVE_CURRENT_LANE1(DRIVE_CURRENT_7_125_mA) |
+ DRIVE_CURRENT_LANE2(DRIVE_CURRENT_7_125_mA) |
+ DRIVE_CURRENT_LANE3(DRIVE_CURRENT_7_125_mA),
+ },
+};
+
+static const struct tmds_config tegra3_tmds_config[] = {
+ { /* 480p modes */
+ .pclk = 27000000,
+ .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
+ SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(0) |
+ SOR_PLL_TX_REG_LOAD(0),
+ .pll1 = SOR_PLL_TMDS_TERM_ENABLE,
+ .pe_current = PE_CURRENT0(PE_CURRENT_0_0_mA) |
+ PE_CURRENT1(PE_CURRENT_0_0_mA) |
+ PE_CURRENT2(PE_CURRENT_0_0_mA) |
+ PE_CURRENT3(PE_CURRENT_0_0_mA),
+ .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE1(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE2(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE3(DRIVE_CURRENT_5_250_mA),
+ }, { /* 720p modes */
+ .pclk = 74250000,
+ .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
+ SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(1) |
+ SOR_PLL_TX_REG_LOAD(0),
+ .pll1 = SOR_PLL_TMDS_TERM_ENABLE | SOR_PLL_PE_EN,
+ .pe_current = PE_CURRENT0(PE_CURRENT_5_0_mA) |
+ PE_CURRENT1(PE_CURRENT_5_0_mA) |
+ PE_CURRENT2(PE_CURRENT_5_0_mA) |
+ PE_CURRENT3(PE_CURRENT_5_0_mA),
+ .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE1(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE2(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE3(DRIVE_CURRENT_5_250_mA),
+ }, { /* 1080p modes */
+ .pclk = UINT_MAX,
+ .pll0 = SOR_PLL_BG_V17_S(3) | SOR_PLL_ICHPMP(1) |
+ SOR_PLL_RESISTORSEL | SOR_PLL_VCOCAP(3) |
+ SOR_PLL_TX_REG_LOAD(0),
+ .pll1 = SOR_PLL_TMDS_TERM_ENABLE | SOR_PLL_PE_EN,
+ .pe_current = PE_CURRENT0(PE_CURRENT_5_0_mA) |
+ PE_CURRENT1(PE_CURRENT_5_0_mA) |
+ PE_CURRENT2(PE_CURRENT_5_0_mA) |
+ PE_CURRENT3(PE_CURRENT_5_0_mA),
+ .drive_current = DRIVE_CURRENT_LANE0(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE1(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE2(DRIVE_CURRENT_5_250_mA) |
+ DRIVE_CURRENT_LANE3(DRIVE_CURRENT_5_250_mA),
+ },
+};
+
+static const struct tegra_hdmi_audio_config *
+tegra_hdmi_get_audio_config(unsigned int audio_freq, unsigned int pclk)
+{
+ const struct tegra_hdmi_audio_config *table;
+
+ switch (audio_freq) {
+ case 32000:
+ table = tegra_hdmi_audio_32k;
+ break;
+
+ case 44100:
+ table = tegra_hdmi_audio_44_1k;
+ break;
+
+ case 48000:
+ table = tegra_hdmi_audio_48k;
+ break;
+
+ case 88200:
+ table = tegra_hdmi_audio_88_2k;
+ break;
+
+ case 96000:
+ table = tegra_hdmi_audio_96k;
+ break;
+
+ case 176400:
+ table = tegra_hdmi_audio_176_4k;
+ break;
+
+ case 192000:
+ table = tegra_hdmi_audio_192k;
+ break;
+
+ default:
+ return NULL;
+ }
+
+ while (table->pclk) {
+ if (table->pclk == pclk)
+ return table;
+
+ table++;
+ }
+
+ return NULL;
+}
+
+static void tegra_hdmi_setup_audio_fs_tables(struct tegra_hdmi *hdmi)
+{
+ const unsigned int freqs[] = {
+ 32000, 44100, 48000, 88200, 96000, 176400, 192000
+ };
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(freqs); i++) {
+ unsigned int f = freqs[i];
+ unsigned int eight_half;
+ unsigned long value;
+ unsigned int delta;
+
+ if (f > 96000)
+ delta = 2;
+ else if (f > 480000)
+ delta = 6;
+ else
+ delta = 9;
+
+ eight_half = (8 * HDMI_AUDIOCLK_FREQ) / (f * 128);
+ value = AUDIO_FS_LOW(eight_half - delta) |
+ AUDIO_FS_HIGH(eight_half + delta);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_FS(i));
+ }
+}
+
+static int tegra_hdmi_setup_audio(struct tegra_hdmi *hdmi, unsigned int pclk)
+{
+ struct device_node *node = hdmi->dev->of_node;
+ const struct tegra_hdmi_audio_config *config;
+ unsigned int offset = 0;
+ unsigned long value;
+
+ switch (hdmi->audio_source) {
+ case HDA:
+ value = AUDIO_CNTRL0_SOURCE_SELECT_HDAL;
+ break;
+
+ case SPDIF:
+ value = AUDIO_CNTRL0_SOURCE_SELECT_SPDIF;
+ break;
+
+ default:
+ value = AUDIO_CNTRL0_SOURCE_SELECT_AUTO;
+ break;
+ }
+
+ if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) {
+ value |= AUDIO_CNTRL0_ERROR_TOLERANCE(6) |
+ AUDIO_CNTRL0_FRAMES_PER_BLOCK(0xc0);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_CNTRL0);
+ } else {
+ value |= AUDIO_CNTRL0_INJECT_NULLSMPL;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_AUDIO_CNTRL0);
+
+ value = AUDIO_CNTRL0_ERROR_TOLERANCE(6) |
+ AUDIO_CNTRL0_FRAMES_PER_BLOCK(0xc0);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_CNTRL0);
+ }
+
+ config = tegra_hdmi_get_audio_config(hdmi->audio_freq, pclk);
+ if (!config) {
+ dev_err(hdmi->dev, "cannot set audio to %u at %u pclk\n",
+ hdmi->audio_freq, pclk);
+ return -EINVAL;
+ }
+
+ tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_HDMI_ACR_CTRL);
+
+ value = AUDIO_N_RESETF | AUDIO_N_GENERATE_ALTERNATE |
+ AUDIO_N_VALUE(config->n - 1);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_N);
+
+ tegra_hdmi_writel(hdmi, ACR_SUBPACK_N(config->n) | ACR_ENABLE,
+ HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_HIGH);
+
+ value = ACR_SUBPACK_CTS(config->cts);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_LOW);
+
+ value = SPARE_HW_CTS | SPARE_FORCE_SW_CTS | SPARE_CTS_RESET_VAL(1);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_SPARE);
+
+ value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_AUDIO_N);
+ value &= ~AUDIO_N_RESETF;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_AUDIO_N);
+
+ if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) {
+ switch (hdmi->audio_freq) {
+ case 32000:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0320;
+ break;
+
+ case 44100:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0441;
+ break;
+
+ case 48000:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0480;
+ break;
+
+ case 88200:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0882;
+ break;
+
+ case 96000:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_0960;
+ break;
+
+ case 176400:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_1764;
+ break;
+
+ case 192000:
+ offset = HDMI_NV_PDISP_SOR_AUDIO_AVAL_1920;
+ break;
+ }
+
+ tegra_hdmi_writel(hdmi, config->aval, offset);
+ }
+
+ tegra_hdmi_setup_audio_fs_tables(hdmi);
+
+ return 0;
+}
+
+static void tegra_hdmi_write_infopack(struct tegra_hdmi *hdmi,
+ unsigned int offset, u8 type,
+ u8 version, void *data, size_t size)
+{
+ unsigned long value;
+ u8 *ptr = data;
+ u32 subpack[2];
+ size_t i;
+ u8 csum;
+
+ /* first byte of data is the checksum */
+ csum = type + version + size - 1;
+
+ for (i = 1; i < size; i++)
+ csum += ptr[i];
+
+ ptr[0] = 0x100 - csum;
+
+ value = INFOFRAME_HEADER_TYPE(type) |
+ INFOFRAME_HEADER_VERSION(version) |
+ INFOFRAME_HEADER_LEN(size - 1);
+ tegra_hdmi_writel(hdmi, value, offset);
+
+ /* The audio inforame only has one set of subpack registers. The hdmi
+ * block pads the rest of the data as per the spec so we have to fixup
+ * the length before filling in the subpacks.
+ */
+ if (offset == HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER)
+ size = 6;
+
+ /* each subpack 7 bytes devided into:
+ * subpack_low - bytes 0 - 3
+ * subpack_high - bytes 4 - 6 (with byte 7 padded to 0x00)
+ */
+ for (i = 0; i < size; i++) {
+ size_t index = i % 7;
+
+ if (index == 0)
+ memset(subpack, 0x0, sizeof(subpack));
+
+ ((u8 *)subpack)[index] = ptr[i];
+
+ if (index == 6 || (i + 1 == size)) {
+ unsigned int reg = offset + 1 + (i / 7) * 2;
+
+ tegra_hdmi_writel(hdmi, subpack[0], reg);
+ tegra_hdmi_writel(hdmi, subpack[1], reg + 1);
+ }
+ }
+}
+
+static void tegra_hdmi_setup_avi_infoframe(struct tegra_hdmi *hdmi,
+ struct drm_display_mode *mode)
+{
+ struct hdmi_avi_infoframe frame;
+ unsigned int h_front_porch;
+ unsigned int hsize = 16;
+ unsigned int vsize = 9;
+
+ if (hdmi->dvi) {
+ tegra_hdmi_writel(hdmi, 0,
+ HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL);
+ return;
+ }
+
+ h_front_porch = mode->hsync_start - mode->hdisplay;
+ memset(&frame, 0, sizeof(frame));
+ frame.r = HDMI_AVI_R_SAME;
+
+ switch (mode->vdisplay) {
+ case 480:
+ if (mode->hdisplay == 640) {
+ frame.m = HDMI_AVI_M_4_3;
+ frame.vic = 1;
+ } else {
+ frame.m = HDMI_AVI_M_16_9;
+ frame.vic = 3;
+ }
+ break;
+
+ case 576:
+ if (((hsize * 10) / vsize) > 14) {
+ frame.m = HDMI_AVI_M_16_9;
+ frame.vic = 18;
+ } else {
+ frame.m = HDMI_AVI_M_4_3;
+ frame.vic = 17;
+ }
+ break;
+
+ case 720:
+ case 1470: /* stereo mode */
+ frame.m = HDMI_AVI_M_16_9;
+
+ if (h_front_porch == 110)
+ frame.vic = 4;
+ else
+ frame.vic = 19;
+ break;
+
+ case 1080:
+ case 2205: /* stereo mode */
+ frame.m = HDMI_AVI_M_16_9;
+
+ switch (h_front_porch) {
+ case 88:
+ frame.vic = 16;
+ break;
+
+ case 528:
+ frame.vic = 31;
+ break;
+
+ default:
+ frame.vic = 32;
+ break;
+ }
+ break;
+
+ default:
+ frame.m = HDMI_AVI_M_16_9;
+ frame.vic = 0;
+ break;
+ }
+
+ tegra_hdmi_write_infopack(hdmi, HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_HEADER,
+ HDMI_INFOFRAME_TYPE_AVI, HDMI_AVI_VERSION,
+ &frame, sizeof(frame));
+
+ tegra_hdmi_writel(hdmi, INFOFRAME_CTRL_ENABLE,
+ HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL);
+}
+
+static void tegra_hdmi_setup_audio_infoframe(struct tegra_hdmi *hdmi)
+{
+ struct hdmi_audio_infoframe frame;
+
+ if (hdmi->dvi) {
+ tegra_hdmi_writel(hdmi, 0,
+ HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL);
+ return;
+ }
+
+ memset(&frame, 0, sizeof(frame));
+ frame.cc = HDMI_AUDIO_CC_2;
+
+ tegra_hdmi_write_infopack(hdmi,
+ HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER,
+ HDMI_INFOFRAME_TYPE_AUDIO,
+ HDMI_AUDIO_VERSION,
+ &frame, sizeof(frame));
+
+ tegra_hdmi_writel(hdmi, INFOFRAME_CTRL_ENABLE,
+ HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL);
+}
+
+static void tegra_hdmi_setup_stereo_infoframe(struct tegra_hdmi *hdmi)
+{
+ struct hdmi_stereo_infoframe frame;
+ unsigned long value;
+
+ if (!hdmi->stereo) {
+ value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+ value &= ~GENERIC_CTRL_ENABLE;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+ return;
+ }
+
+ memset(&frame, 0, sizeof(frame));
+ frame.regid0 = 0x03;
+ frame.regid1 = 0x0c;
+ frame.regid2 = 0x00;
+ frame.hdmi_video_format = 2;
+
+ /* TODO: 74 MHz limit? */
+ if (1) {
+ frame._3d_structure = 0;
+ } else {
+ frame._3d_structure = 8;
+ frame._3d_ext_data = 0;
+ }
+
+ tegra_hdmi_write_infopack(hdmi, HDMI_NV_PDISP_HDMI_GENERIC_HEADER,
+ HDMI_INFOFRAME_TYPE_VENDOR,
+ HDMI_VENDOR_VERSION, &frame, 6);
+
+ value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+ value |= GENERIC_CTRL_ENABLE;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+}
+
+static void tegra_hdmi_setup_tmds(struct tegra_hdmi *hdmi,
+ const struct tmds_config *tmds)
+{
+ unsigned long value;
+
+ tegra_hdmi_writel(hdmi, tmds->pll0, HDMI_NV_PDISP_SOR_PLL0);
+ tegra_hdmi_writel(hdmi, tmds->pll1, HDMI_NV_PDISP_SOR_PLL1);
+ tegra_hdmi_writel(hdmi, tmds->pe_current, HDMI_NV_PDISP_PE_CURRENT);
+
+ value = tmds->drive_current | DRIVE_CURRENT_FUSE_OVERRIDE;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT);
+}
+
+static int tegra_output_hdmi_enable(struct tegra_output *output)
+{
+ unsigned int h_sync_width, h_front_porch, h_back_porch, i, rekey;
+ struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc);
+ struct drm_display_mode *mode = &dc->base.mode;
+ struct tegra_hdmi *hdmi = to_hdmi(output);
+ struct device_node *node = hdmi->dev->of_node;
+ unsigned int pulse_start, div82, pclk;
+ const struct tmds_config *tmds;
+ unsigned int num_tmds;
+ unsigned long value;
+ int retries = 1000;
+ int err;
+
+ pclk = mode->clock * 1000;
+ h_sync_width = mode->hsync_end - mode->hsync_start;
+ h_back_porch = mode->htotal - mode->hsync_end;
+ h_front_porch = mode->hsync_start - mode->hdisplay;
+
+ err = regulator_enable(hdmi->vdd);
+ if (err < 0) {
+ dev_err(hdmi->dev, "failed to enable VDD regulator: %d\n", err);
+ return err;
+ }
+
+ err = regulator_enable(hdmi->pll);
+ if (err < 0) {
+ dev_err(hdmi->dev, "failed to enable PLL regulator: %d\n", err);
+ return err;
+ }
+
+ /*
+ * This assumes that the display controller will divide its parent
+ * clock by 2 to generate the pixel clock.
+ */
+ err = tegra_output_setup_clock(output, hdmi->clk, pclk * 2);
+ if (err < 0) {
+ dev_err(hdmi->dev, "failed to setup clock: %d\n", err);
+ return err;
+ }
+
+ err = clk_set_rate(hdmi->clk, pclk);
+ if (err < 0)
+ return err;
+
+ err = clk_enable(hdmi->clk);
+ if (err < 0) {
+ dev_err(hdmi->dev, "failed to enable clock: %d\n", err);
+ return err;
+ }
+
+ tegra_periph_reset_assert(hdmi->clk);
+ usleep_range(1000, 2000);
+ tegra_periph_reset_deassert(hdmi->clk);
+
+ tegra_dc_writel(dc, VSYNC_H_POSITION(1),
+ DC_DISP_DISP_TIMING_OPTIONS);
+ tegra_dc_writel(dc, DITHER_CONTROL_DISABLE | BASE_COLOR_SIZE888,
+ DC_DISP_DISP_COLOR_CONTROL);
+
+ /* video_preamble uses h_pulse2 */
+ pulse_start = 1 + h_sync_width + h_back_porch - 10;
+
+ tegra_dc_writel(dc, H_PULSE_2_ENABLE, DC_DISP_DISP_SIGNAL_OPTIONS0);
+
+ value = PULSE_MODE_NORMAL | PULSE_POLARITY_HIGH | PULSE_QUAL_VACTIVE |
+ PULSE_LAST_END_A;
+ tegra_dc_writel(dc, value, DC_DISP_H_PULSE2_CONTROL);
+
+ value = PULSE_START(pulse_start) | PULSE_END(pulse_start + 8);
+ tegra_dc_writel(dc, value, DC_DISP_H_PULSE2_POSITION_A);
+
+ value = VSYNC_WINDOW_END(0x210) | VSYNC_WINDOW_START(0x200) |
+ VSYNC_WINDOW_ENABLE;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_VSYNC_WINDOW);
+
+ if (dc->pipe)
+ value = HDMI_SRC_DISPLAYB;
+ else
+ value = HDMI_SRC_DISPLAYA;
+
+ if ((mode->hdisplay == 720) && ((mode->vdisplay == 480) ||
+ (mode->vdisplay == 576)))
+ tegra_hdmi_writel(hdmi,
+ value | ARM_VIDEO_RANGE_FULL,
+ HDMI_NV_PDISP_INPUT_CONTROL);
+ else
+ tegra_hdmi_writel(hdmi,
+ value | ARM_VIDEO_RANGE_LIMITED,
+ HDMI_NV_PDISP_INPUT_CONTROL);
+
+ div82 = clk_get_rate(hdmi->clk) / 1000000 * 4;
+ value = SOR_REFCLK_DIV_INT(div82 >> 2) | SOR_REFCLK_DIV_FRAC(div82);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_REFCLK);
+
+ if (!hdmi->dvi) {
+ err = tegra_hdmi_setup_audio(hdmi, pclk);
+ if (err < 0)
+ hdmi->dvi = true;
+ }
+
+ if (of_device_is_compatible(node, "nvidia,tegra20-hdmi")) {
+ /*
+ * TODO: add ELD support
+ */
+ }
+
+ rekey = HDMI_REKEY_DEFAULT;
+ value = HDMI_CTRL_REKEY(rekey);
+ value |= HDMI_CTRL_MAX_AC_PACKET((h_sync_width + h_back_porch +
+ h_front_porch - rekey - 18) / 32);
+
+ if (!hdmi->dvi)
+ value |= HDMI_CTRL_ENABLE;
+
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_HDMI_CTRL);
+
+ if (hdmi->dvi)
+ tegra_hdmi_writel(hdmi, 0x0,
+ HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+ else
+ tegra_hdmi_writel(hdmi, GENERIC_CTRL_AUDIO,
+ HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+
+ tegra_hdmi_setup_avi_infoframe(hdmi, mode);
+ tegra_hdmi_setup_audio_infoframe(hdmi);
+ tegra_hdmi_setup_stereo_infoframe(hdmi);
+
+ /* TMDS CONFIG */
+ if (of_device_is_compatible(node, "nvidia,tegra30-hdmi")) {
+ num_tmds = ARRAY_SIZE(tegra3_tmds_config);
+ tmds = tegra3_tmds_config;
+ } else {
+ num_tmds = ARRAY_SIZE(tegra2_tmds_config);
+ tmds = tegra2_tmds_config;
+ }
+
+ for (i = 0; i < num_tmds; i++) {
+ if (pclk <= tmds[i].pclk) {
+ tegra_hdmi_setup_tmds(hdmi, &tmds[i]);
+ break;
+ }
+ }
+
+ tegra_hdmi_writel(hdmi,
+ SOR_SEQ_CTL_PU_PC(0) |
+ SOR_SEQ_PU_PC_ALT(0) |
+ SOR_SEQ_PD_PC(8) |
+ SOR_SEQ_PD_PC_ALT(8),
+ HDMI_NV_PDISP_SOR_SEQ_CTL);
+
+ value = SOR_SEQ_INST_WAIT_TIME(1) |
+ SOR_SEQ_INST_WAIT_UNITS_VSYNC |
+ SOR_SEQ_INST_HALT |
+ SOR_SEQ_INST_PIN_A_LOW |
+ SOR_SEQ_INST_PIN_B_LOW |
+ SOR_SEQ_INST_DRIVE_PWM_OUT_LO;
+
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_SEQ_INST(0));
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_SEQ_INST(8));
+
+ value = 0x1c800;
+ value &= ~SOR_CSTM_ROTCLK(~0);
+ value |= SOR_CSTM_ROTCLK(2);
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_CSTM);
+
+ tegra_dc_writel(dc, DISP_CTRL_MODE_STOP, DC_CMD_DISPLAY_COMMAND);
+ tegra_dc_writel(dc, GENERAL_ACT_REQ << 8, DC_CMD_STATE_CONTROL);
+ tegra_dc_writel(dc, GENERAL_ACT_REQ, DC_CMD_STATE_CONTROL);
+
+ /* start SOR */
+ tegra_hdmi_writel(hdmi,
+ SOR_PWR_NORMAL_STATE_PU |
+ SOR_PWR_NORMAL_START_NORMAL |
+ SOR_PWR_SAFE_STATE_PD |
+ SOR_PWR_SETTING_NEW_TRIGGER,
+ HDMI_NV_PDISP_SOR_PWR);
+ tegra_hdmi_writel(hdmi,
+ SOR_PWR_NORMAL_STATE_PU |
+ SOR_PWR_NORMAL_START_NORMAL |
+ SOR_PWR_SAFE_STATE_PD |
+ SOR_PWR_SETTING_NEW_DONE,
+ HDMI_NV_PDISP_SOR_PWR);
+
+ do {
+ BUG_ON(--retries < 0);
+ value = tegra_hdmi_readl(hdmi, HDMI_NV_PDISP_SOR_PWR);
+ } while (value & SOR_PWR_SETTING_NEW_PENDING);
+
+ value = SOR_STATE_ASY_CRCMODE_COMPLETE |
+ SOR_STATE_ASY_OWNER_HEAD0 |
+ SOR_STATE_ASY_SUBOWNER_BOTH |
+ SOR_STATE_ASY_PROTOCOL_SINGLE_TMDS_A |
+ SOR_STATE_ASY_DEPOL_POS;
+
+ /* setup sync polarities */
+ if (mode->flags & DRM_MODE_FLAG_PHSYNC)
+ value |= SOR_STATE_ASY_HSYNCPOL_POS;
+
+ if (mode->flags & DRM_MODE_FLAG_NHSYNC)
+ value |= SOR_STATE_ASY_HSYNCPOL_NEG;
+
+ if (mode->flags & DRM_MODE_FLAG_PVSYNC)
+ value |= SOR_STATE_ASY_VSYNCPOL_POS;
+
+ if (mode->flags & DRM_MODE_FLAG_NVSYNC)
+ value |= SOR_STATE_ASY_VSYNCPOL_NEG;
+
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_STATE2);
+
+ value = SOR_STATE_ASY_HEAD_OPMODE_AWAKE | SOR_STATE_ASY_ORMODE_NORMAL;
+ tegra_hdmi_writel(hdmi, value, HDMI_NV_PDISP_SOR_STATE1);
+
+ tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_SOR_STATE0);
+ tegra_hdmi_writel(hdmi, SOR_STATE_UPDATE, HDMI_NV_PDISP_SOR_STATE0);
+ tegra_hdmi_writel(hdmi, value | SOR_STATE_ATTACHED,
+ HDMI_NV_PDISP_SOR_STATE1);
+ tegra_hdmi_writel(hdmi, 0, HDMI_NV_PDISP_SOR_STATE0);
+
+ tegra_dc_writel(dc, HDMI_ENABLE, DC_DISP_DISP_WIN_OPTIONS);
+
+ value = PW0_ENABLE | PW1_ENABLE | PW2_ENABLE | PW3_ENABLE |
+ PW4_ENABLE | PM0_ENABLE | PM1_ENABLE;
+ tegra_dc_writel(dc, value, DC_CMD_DISPLAY_POWER_CONTROL);
+
+ value = DISP_CTRL_MODE_C_DISPLAY;
+ tegra_dc_writel(dc, value, DC_CMD_DISPLAY_COMMAND);
+
+ tegra_dc_writel(dc, GENERAL_ACT_REQ << 8, DC_CMD_STATE_CONTROL);
+ tegra_dc_writel(dc, GENERAL_ACT_REQ, DC_CMD_STATE_CONTROL);
+
+ /* TODO: add HDCP support */
+
+ return 0;
+}
+
+static int tegra_output_hdmi_disable(struct tegra_output *output)
+{
+ struct tegra_hdmi *hdmi = to_hdmi(output);
+
+ tegra_periph_reset_assert(hdmi->clk);
+ clk_disable(hdmi->clk);
+ regulator_disable(hdmi->pll);
+ regulator_disable(hdmi->vdd);
+
+ return 0;
+}
+
+static int tegra_output_hdmi_setup_clock(struct tegra_output *output,
+ struct clk *clk, unsigned long pclk)
+{
+ struct tegra_hdmi *hdmi = to_hdmi(output);
+ struct clk *base;
+ int err;
+
+ err = clk_set_parent(clk, hdmi->clk_parent);
+ if (err < 0) {
+ dev_err(output->dev, "failed to set parent: %d\n", err);
+ return err;
+ }
+
+ base = clk_get_parent(hdmi->clk_parent);
+
+ /*
+ * This assumes that the parent clock is pll_d_out0 or pll_d2_out
+ * respectively, each of which divides the base pll_d by 2.
+ */
+ err = clk_set_rate(base, pclk * 2);
+ if (err < 0)
+ dev_err(output->dev,
+ "failed to set base clock rate to %lu Hz\n",
+ pclk * 2);
+
+ return 0;
+}
+
+static int tegra_output_hdmi_check_mode(struct tegra_output *output,
+ struct drm_display_mode *mode,
+ enum drm_mode_status *status)
+{
+ struct tegra_hdmi *hdmi = to_hdmi(output);
+ unsigned long pclk = mode->clock * 1000;
+ struct clk *parent;
+ long err;
+
+ parent = clk_get_parent(hdmi->clk_parent);
+
+ err = clk_round_rate(parent, pclk * 4);
+ if (err < 0)
+ *status = MODE_NOCLOCK;
+ else
+ *status = MODE_OK;
+
+ return 0;
+}
+
+static const struct tegra_output_ops hdmi_ops = {
+ .enable = tegra_output_hdmi_enable,
+ .disable = tegra_output_hdmi_disable,
+ .setup_clock = tegra_output_hdmi_setup_clock,
+ .check_mode = tegra_output_hdmi_check_mode,
+};
+
+static int tegra_hdmi_show_regs(struct seq_file *s, void *data)
+{
+ struct drm_info_node *node = s->private;
+ struct tegra_hdmi *hdmi = node->info_ent->data;
+
+#define DUMP_REG(name) \
+ seq_printf(s, "%-56s %#05x %08lx\n", #name, name, \
+ tegra_hdmi_readl(hdmi, name))
+
+ DUMP_REG(HDMI_CTXSW);
+ DUMP_REG(HDMI_NV_PDISP_SOR_STATE0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_STATE1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_STATE2);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AN_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AN_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CN_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CN_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AKSV_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_AKSV_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_BKSV_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_BKSV_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CKSV_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CKSV_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_DKSV_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_DKSV_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CMODE);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_MPRIME_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_MPRIME_LSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_SPRIME_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB2);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB1);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_RI);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CS_MSB);
+ DUMP_REG(HDMI_NV_PDISP_RG_HDCP_CS_LSB);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU0);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU_RDATA0);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU1);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_EMU2);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_STATUS);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_STATUS);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_HEADER);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_STATUS);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_HEADER);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_LOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_HIGH);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_VSYNC_KEEPOUT);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_VSYNC_WINDOW);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GCP_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GCP_STATUS);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_GCP_SUBPACK);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_CHANNEL_STATUS1);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_CHANNEL_STATUS2);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_EMU0);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_EMU1);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_EMU1_RDATA);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_SPARE);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS1);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS2);
+ DUMP_REG(HDMI_NV_PDISP_HDMI_HDCPRIF_ROM_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_SOR_CAP);
+ DUMP_REG(HDMI_NV_PDISP_SOR_PWR);
+ DUMP_REG(HDMI_NV_PDISP_SOR_TEST);
+ DUMP_REG(HDMI_NV_PDISP_SOR_PLL0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_PLL1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_PLL2);
+ DUMP_REG(HDMI_NV_PDISP_SOR_CSTM);
+ DUMP_REG(HDMI_NV_PDISP_SOR_LVDS);
+ DUMP_REG(HDMI_NV_PDISP_SOR_CRCA);
+ DUMP_REG(HDMI_NV_PDISP_SOR_CRCB);
+ DUMP_REG(HDMI_NV_PDISP_SOR_BLANK);
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_CTL);
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(0));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(1));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(2));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(3));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(4));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(5));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(6));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(7));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(8));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(9));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(10));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(11));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(12));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(13));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(14));
+ DUMP_REG(HDMI_NV_PDISP_SOR_SEQ_INST(15));
+ DUMP_REG(HDMI_NV_PDISP_SOR_VCRCA0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_VCRCA1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_CCRCA0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_CCRCA1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_EDATAA0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_EDATAA1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_COUNTA0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_COUNTA1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_DEBUGA0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_DEBUGA1);
+ DUMP_REG(HDMI_NV_PDISP_SOR_TRIG);
+ DUMP_REG(HDMI_NV_PDISP_SOR_MSCHECK);
+ DUMP_REG(HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_DEBUG0);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_DEBUG1);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_DEBUG2);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(0));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(1));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(2));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(3));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(4));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(5));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_FS(6));
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_PULSE_WIDTH);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_THRESHOLD);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_CNTRL0);
+ DUMP_REG(HDMI_NV_PDISP_AUDIO_N);
+ DUMP_REG(HDMI_NV_PDISP_HDCPRIF_ROM_TIMING);
+ DUMP_REG(HDMI_NV_PDISP_SOR_REFCLK);
+ DUMP_REG(HDMI_NV_PDISP_CRC_CONTROL);
+ DUMP_REG(HDMI_NV_PDISP_INPUT_CONTROL);
+ DUMP_REG(HDMI_NV_PDISP_SCRATCH);
+ DUMP_REG(HDMI_NV_PDISP_PE_CURRENT);
+ DUMP_REG(HDMI_NV_PDISP_KEY_CTRL);
+ DUMP_REG(HDMI_NV_PDISP_KEY_DEBUG0);
+ DUMP_REG(HDMI_NV_PDISP_KEY_DEBUG1);
+ DUMP_REG(HDMI_NV_PDISP_KEY_DEBUG2);
+ DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_0);
+ DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_1);
+ DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_2);
+ DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_3);
+ DUMP_REG(HDMI_NV_PDISP_KEY_HDCP_KEY_TRIG);
+ DUMP_REG(HDMI_NV_PDISP_KEY_SKEY_INDEX);
+ DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_CNTRL0);
+ DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_HDA_ELD_BUFWR);
+ DUMP_REG(HDMI_NV_PDISP_SOR_AUDIO_HDA_PRESENSE);
+
+#undef DUMP_REG
+
+ return 0;
+}
+
+static struct drm_info_list debugfs_files[] = {
+ { "regs", tegra_hdmi_show_regs, 0, NULL },
+};
+
+static int tegra_hdmi_debugfs_init(struct tegra_hdmi *hdmi,
+ struct drm_minor *minor)
+{
+ unsigned int i;
+ int err;
+
+ hdmi->debugfs = debugfs_create_dir("hdmi", minor->debugfs_root);
+ if (!hdmi->debugfs)
+ return -ENOMEM;
+
+ hdmi->debugfs_files = kmemdup(debugfs_files, sizeof(debugfs_files),
+ GFP_KERNEL);
+ if (!hdmi->debugfs_files) {
+ err = -ENOMEM;
+ goto remove;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(debugfs_files); i++)
+ hdmi->debugfs_files[i].data = hdmi;
+
+ err = drm_debugfs_create_files(hdmi->debugfs_files,
+ ARRAY_SIZE(debugfs_files),
+ hdmi->debugfs, minor);
+ if (err < 0)
+ goto free;
+
+ hdmi->minor = minor;
+
+ return 0;
+
+free:
+ kfree(hdmi->debugfs_files);
+ hdmi->debugfs_files = NULL;
+remove:
+ debugfs_remove(hdmi->debugfs);
+ hdmi->debugfs = NULL;
+
+ return err;
+}
+
+static int tegra_hdmi_debugfs_exit(struct tegra_hdmi *hdmi)
+{
+ drm_debugfs_remove_files(hdmi->debugfs_files, ARRAY_SIZE(debugfs_files),
+ hdmi->minor);
+ hdmi->minor = NULL;
+
+ kfree(hdmi->debugfs_files);
+ hdmi->debugfs_files = NULL;
+
+ debugfs_remove(hdmi->debugfs);
+ hdmi->debugfs = NULL;
+
+ return 0;
+}
+
+static int tegra_hdmi_drm_init(struct host1x_client *client,
+ struct drm_device *drm)
+{
+ struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+ int err;
+
+ hdmi->output.type = TEGRA_OUTPUT_HDMI;
+ hdmi->output.dev = client->dev;
+ hdmi->output.ops = &hdmi_ops;
+
+ err = tegra_output_init(drm, &hdmi->output);
+ if (err < 0) {
+ dev_err(client->dev, "output setup failed: %d\n", err);
+ return err;
+ }
+
+ if (IS_ENABLED(CONFIG_DEBUG_FS)) {
+ err = tegra_hdmi_debugfs_init(hdmi, drm->primary);
+ if (err < 0)
+ dev_err(client->dev, "debugfs setup failed: %d\n", err);
+ }
+
+ return 0;
+}
+
+static int tegra_hdmi_drm_exit(struct host1x_client *client)
+{
+ struct tegra_hdmi *hdmi = host1x_client_to_hdmi(client);
+ int err;
+
+ if (IS_ENABLED(CONFIG_DEBUG_FS)) {
+ err = tegra_hdmi_debugfs_exit(hdmi);
+ if (err < 0)
+ dev_err(client->dev, "debugfs cleanup failed: %d\n",
+ err);
+ }
+
+ err = tegra_output_disable(&hdmi->output);
+ if (err < 0) {
+ dev_err(client->dev, "output failed to disable: %d\n", err);
+ return err;
+ }
+
+ err = tegra_output_exit(&hdmi->output);
+ if (err < 0) {
+ dev_err(client->dev, "output cleanup failed: %d\n", err);
+ return err;
+ }
+
+ return 0;
+}
+
+static const struct host1x_client_ops hdmi_client_ops = {
+ .drm_init = tegra_hdmi_drm_init,
+ .drm_exit = tegra_hdmi_drm_exit,
+};
+
+static int tegra_hdmi_probe(struct platform_device *pdev)
+{
+ struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
+ struct tegra_hdmi *hdmi;
+ struct resource *regs;
+ int err;
+
+ hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
+ if (!hdmi)
+ return -ENOMEM;
+
+ hdmi->dev = &pdev->dev;
+ hdmi->audio_source = AUTO;
+ hdmi->audio_freq = 44100;
+ hdmi->stereo = false;
+ hdmi->dvi = false;
+
+ hdmi->clk = devm_clk_get(&pdev->dev, NULL);
+ if (IS_ERR(hdmi->clk)) {
+ dev_err(&pdev->dev, "failed to get clock\n");
+ return PTR_ERR(hdmi->clk);
+ }
+
+ err = clk_prepare(hdmi->clk);
+ if (err < 0)
+ return err;
+
+ hdmi->clk_parent = devm_clk_get(&pdev->dev, "parent");
+ if (IS_ERR(hdmi->clk_parent))
+ return PTR_ERR(hdmi->clk_parent);
+
+ err = clk_prepare(hdmi->clk_parent);
+ if (err < 0)
+ return err;
+
+ err = clk_set_parent(hdmi->clk, hdmi->clk_parent);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to setup clocks: %d\n", err);
+ return err;
+ }
+
+ hdmi->vdd = devm_regulator_get(&pdev->dev, "vdd");
+ if (IS_ERR(hdmi->vdd)) {
+ dev_err(&pdev->dev, "failed to get VDD regulator\n");
+ return PTR_ERR(hdmi->vdd);
+ }
+
+ hdmi->pll = devm_regulator_get(&pdev->dev, "pll");
+ if (IS_ERR(hdmi->pll)) {
+ dev_err(&pdev->dev, "failed to get PLL regulator\n");
+ return PTR_ERR(hdmi->pll);
+ }
+
+ hdmi->output.dev = &pdev->dev;
+
+ err = tegra_output_parse_dt(&hdmi->output);
+ if (err < 0)
+ return err;
+
+ regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!regs)
+ return -ENXIO;
+
+ hdmi->regs = devm_request_and_ioremap(&pdev->dev, regs);
+ if (!hdmi->regs)
+ return -EADDRNOTAVAIL;
+
+ err = platform_get_irq(pdev, 0);
+ if (err < 0)
+ return err;
+
+ hdmi->irq = err;
+
+ hdmi->client.ops = &hdmi_client_ops;
+ INIT_LIST_HEAD(&hdmi->client.list);
+ hdmi->client.dev = &pdev->dev;
+
+ err = host1x_register_client(host1x, &hdmi->client);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to register host1x client: %d\n",
+ err);
+ return err;
+ }
+
+ platform_set_drvdata(pdev, hdmi);
+
+ return 0;
+}
+
+static int tegra_hdmi_remove(struct platform_device *pdev)
+{
+ struct host1x *host1x = dev_get_drvdata(pdev->dev.parent);
+ struct tegra_hdmi *hdmi = platform_get_drvdata(pdev);
+ int err;
+
+ err = host1x_unregister_client(host1x, &hdmi->client);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to unregister host1x client: %d\n",
+ err);
+ return err;
+ }
+
+ clk_unprepare(hdmi->clk_parent);
+ clk_unprepare(hdmi->clk);
+
+ return 0;
+}
+
+static struct of_device_id tegra_hdmi_of_match[] = {
+ { .compatible = "nvidia,tegra30-hdmi", },
+ { .compatible = "nvidia,tegra20-hdmi", },
+ { },
+};
+
+struct platform_driver tegra_hdmi_driver = {
+ .driver = {
+ .name = "tegra-hdmi",
+ .owner = THIS_MODULE,
+ .of_match_table = tegra_hdmi_of_match,
+ },
+ .probe = tegra_hdmi_probe,
+ .remove = tegra_hdmi_remove,
+};
new file mode 100644
@@ -0,0 +1,575 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef TEGRA_HDMI_H
+#define TEGRA_HDMI_H 1
+
+#define HDMI_INFOFRAME_TYPE_VENDOR 0x81
+#define HDMI_INFOFRAME_TYPE_AVI 0x82
+#define HDMI_INFOFRAME_TYPE_SPD 0x83
+#define HDMI_INFOFRAME_TYPE_AUDIO 0x84
+#define HDMI_INFOFRAME_TYPE_MPEG_SRC 0x85
+#define HDMI_INFOFRAME_TYPE_NTSC_VBI 0x86
+
+/* all fields little endian */
+struct hdmi_avi_infoframe {
+ /* PB0 */
+ u8 csum;
+
+ /* PB1 */
+ unsigned s:2; /* scan information */
+ unsigned b:2; /* bar info data valid */
+ unsigned a:1; /* active info present */
+ unsigned y:2; /* RGB or YCbCr */
+ unsigned res1:1;
+
+ /* PB2 */
+ unsigned r:4; /* active format aspect ratio */
+ unsigned m:2; /* picture aspect ratio */
+ unsigned c:2; /* colorimetry */
+
+ /* PB3 */
+ unsigned sc:2; /* scan information */
+ unsigned q:2; /* quantization range */
+ unsigned ec:3; /* extended colorimetry */
+ unsigned itc:1; /* it content */
+
+ /* PB4 */
+ unsigned vic:7; /* video format id code */
+ unsigned res4:1;
+
+ /* PB5 */
+ unsigned pr:4; /* pixel repetition factor */
+ unsigned cn:2; /* it content type*/
+ unsigned yq:2; /* ycc quantization range */
+
+ /* PB6-7 */
+ u16 top_bar_end_line;
+
+ /* PB8-9 */
+ u16 bot_bar_start_line;
+
+ /* PB10-11 */
+ u16 left_bar_end_pixel;
+
+ /* PB12-13 */
+ u16 right_bar_start_pixel;
+} __packed;
+
+#define HDMI_AVI_VERSION 0x02
+
+#define HDMI_AVI_Y_RGB 0x0
+#define HDMI_AVI_Y_YCBCR_422 0x1
+#define HDMI_AVI_Y_YCBCR_444 0x2
+
+#define HDMI_AVI_B_VERT 0x1
+#define HDMI_AVI_B_HORIZ 0x2
+
+#define HDMI_AVI_S_NONE 0x0
+#define HDMI_AVI_S_OVERSCAN 0x1
+#define HDMI_AVI_S_UNDERSCAN 0x2
+
+#define HDMI_AVI_C_NONE 0x0
+#define HDMI_AVI_C_SMPTE 0x1
+#define HDMI_AVI_C_ITU_R 0x2
+#define HDMI_AVI_C_EXTENDED 0x4
+
+#define HDMI_AVI_M_4_3 0x1
+#define HDMI_AVI_M_16_9 0x2
+
+#define HDMI_AVI_R_SAME 0x8
+#define HDMI_AVI_R_4_3_CENTER 0x9
+#define HDMI_AVI_R_16_9_CENTER 0xa
+#define HDMI_AVI_R_14_9_CENTER 0xb
+
+/* all fields little endian */
+struct hdmi_audio_infoframe {
+ /* PB0 */
+ u8 csum;
+
+ /* PB1 */
+ unsigned cc:3; /* channel count */
+ unsigned res1:1;
+ unsigned ct:4; /* coding type */
+
+ /* PB2 */
+ unsigned ss:2; /* sample size */
+ unsigned sf:3; /* sample frequency */
+ unsigned res2:3;
+
+ /* PB3 */
+ unsigned cxt:5; /* coding extention type */
+ unsigned res3:3;
+
+ /* PB4 */
+ u8 ca; /* channel/speaker allocation */
+
+ /* PB5 */
+ unsigned res5:3;
+ unsigned lsv:4; /* level shift value */
+ unsigned dm_inh:1; /* downmix inhibit */
+
+ /* PB6-10 reserved */
+ u8 res6;
+ u8 res7;
+ u8 res8;
+ u8 res9;
+ u8 res10;
+} __packed;
+
+#define HDMI_AUDIO_VERSION 0x01
+
+#define HDMI_AUDIO_CC_STREAM 0x0 /* specified by audio stream */
+#define HDMI_AUDIO_CC_2 0x1
+#define HDMI_AUDIO_CC_3 0x2
+#define HDMI_AUDIO_CC_4 0x3
+#define HDMI_AUDIO_CC_5 0x4
+#define HDMI_AUDIO_CC_6 0x5
+#define HDMI_AUDIO_CC_7 0x6
+#define HDMI_AUDIO_CC_8 0x7
+
+#define HDMI_AUDIO_CT_STREAM 0x0 /* specified by audio stream */
+#define HDMI_AUDIO_CT_PCM 0x1
+#define HDMI_AUDIO_CT_AC3 0x2
+#define HDMI_AUDIO_CT_MPEG1 0x3
+#define HDMI_AUDIO_CT_MP3 0x4
+#define HDMI_AUDIO_CT_MPEG2 0x5
+#define HDMI_AUDIO_CT_AAC_LC 0x6
+#define HDMI_AUDIO_CT_DTS 0x7
+#define HDMI_AUDIO_CT_ATRAC 0x8
+#define HDMI_AUDIO_CT_DSD 0x9
+#define HDMI_AUDIO_CT_E_AC3 0xa
+#define HDMI_AUDIO_CT_DTS_HD 0xb
+#define HDMI_AUDIO_CT_MLP 0xc
+#define HDMI_AUDIO_CT_DST 0xd
+#define HDMI_AUDIO_CT_WMA_PRO 0xe
+#define HDMI_AUDIO_CT_CXT 0xf
+
+#define HDMI_AUDIO_SF_STREAM 0x0 /* specified by audio stream */
+#define HDMI_AUIDO_SF_32K 0x1
+#define HDMI_AUDIO_SF_44_1K 0x2
+#define HDMI_AUDIO_SF_48K 0x3
+#define HDMI_AUDIO_SF_88_2K 0x4
+#define HDMI_AUDIO_SF_96K 0x5
+#define HDMI_AUDIO_SF_176_4K 0x6
+#define HDMI_AUDIO_SF_192K 0x7
+
+#define HDMI_AUDIO_SS_STREAM 0x0 /* specified by audio stream */
+#define HDMI_AUDIO_SS_16BIT 0x1
+#define HDMI_AUDIO_SS_20BIT 0x2
+#define HDMI_AUDIO_SS_24BIT 0x3
+
+#define HDMI_AUDIO_CXT_CT 0x0 /* refer to coding in CT */
+#define HDMI_AUDIO_CXT_HE_AAC 0x1
+#define HDMI_AUDIO_CXT_HE_AAC_V2 0x2
+#define HDMI_AUDIO_CXT_MPEG_SURROUND 0x3
+
+/* all fields little endian */
+struct hdmi_stereo_infoframe {
+ /* PB0 */
+ u8 csum;
+
+ /* PB1 */
+ u8 regid0;
+
+ /* PB2 */
+ u8 regid1;
+
+ /* PB3 */
+ u8 regid2;
+
+ /* PB4 */
+ unsigned res1:5;
+ unsigned hdmi_video_format:3;
+
+ /* PB5 */
+ unsigned res2:4;
+ unsigned _3d_structure:4;
+
+ /* PB6*/
+ unsigned res3:4;
+ unsigned _3d_ext_data:4;
+} __packed;
+
+#define HDMI_VENDOR_VERSION 0x01
+
+/* register definitions */
+#define HDMI_CTXSW 0x00
+
+#define HDMI_NV_PDISP_SOR_STATE0 0x01
+#define SOR_STATE_UPDATE (1 << 0)
+
+#define HDMI_NV_PDISP_SOR_STATE1 0x02
+#define SOR_STATE_ASY_HEAD_OPMODE_AWAKE (2 << 0)
+#define SOR_STATE_ASY_ORMODE_NORMAL (1 << 2)
+#define SOR_STATE_ATTACHED (1 << 3)
+
+#define HDMI_NV_PDISP_SOR_STATE2 0x03
+#define SOR_STATE_ASY_OWNER_NONE (0 << 0)
+#define SOR_STATE_ASY_OWNER_HEAD0 (1 << 0)
+#define SOR_STATE_ASY_SUBOWNER_NONE (0 << 4)
+#define SOR_STATE_ASY_SUBOWNER_SUBHEAD0 (1 << 4)
+#define SOR_STATE_ASY_SUBOWNER_SUBHEAD1 (2 << 4)
+#define SOR_STATE_ASY_SUBOWNER_BOTH (3 << 4)
+#define SOR_STATE_ASY_CRCMODE_ACTIVE (0 << 6)
+#define SOR_STATE_ASY_CRCMODE_COMPLETE (1 << 6)
+#define SOR_STATE_ASY_CRCMODE_NON_ACTIVE (2 << 6)
+#define SOR_STATE_ASY_PROTOCOL_SINGLE_TMDS_A (1 << 8)
+#define SOR_STATE_ASY_PROTOCOL_CUSTOM (15 << 8)
+#define SOR_STATE_ASY_HSYNCPOL_POS (0 << 12)
+#define SOR_STATE_ASY_HSYNCPOL_NEG (1 << 12)
+#define SOR_STATE_ASY_VSYNCPOL_POS (0 << 13)
+#define SOR_STATE_ASY_VSYNCPOL_NEG (1 << 13)
+#define SOR_STATE_ASY_DEPOL_POS (0 << 14)
+#define SOR_STATE_ASY_DEPOL_NEG (1 << 14)
+
+#define HDMI_NV_PDISP_RG_HDCP_AN_MSB 0x04
+#define HDMI_NV_PDISP_RG_HDCP_AN_LSB 0x05
+#define HDMI_NV_PDISP_RG_HDCP_CN_MSB 0x06
+#define HDMI_NV_PDISP_RG_HDCP_CN_LSB 0x07
+#define HDMI_NV_PDISP_RG_HDCP_AKSV_MSB 0x08
+#define HDMI_NV_PDISP_RG_HDCP_AKSV_LSB 0x09
+#define HDMI_NV_PDISP_RG_HDCP_BKSV_MSB 0x0a
+#define HDMI_NV_PDISP_RG_HDCP_BKSV_LSB 0x0b
+#define HDMI_NV_PDISP_RG_HDCP_CKSV_MSB 0x0c
+#define HDMI_NV_PDISP_RG_HDCP_CKSV_LSB 0x0d
+#define HDMI_NV_PDISP_RG_HDCP_DKSV_MSB 0x0e
+#define HDMI_NV_PDISP_RG_HDCP_DKSV_LSB 0x0f
+#define HDMI_NV_PDISP_RG_HDCP_CTRL 0x10
+#define HDMI_NV_PDISP_RG_HDCP_CMODE 0x11
+#define HDMI_NV_PDISP_RG_HDCP_MPRIME_MSB 0x12
+#define HDMI_NV_PDISP_RG_HDCP_MPRIME_LSB 0x13
+#define HDMI_NV_PDISP_RG_HDCP_SPRIME_MSB 0x14
+#define HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB2 0x15
+#define HDMI_NV_PDISP_RG_HDCP_SPRIME_LSB1 0x16
+#define HDMI_NV_PDISP_RG_HDCP_RI 0x17
+#define HDMI_NV_PDISP_RG_HDCP_CS_MSB 0x18
+#define HDMI_NV_PDISP_RG_HDCP_CS_LSB 0x19
+#define HDMI_NV_PDISP_HDMI_AUDIO_EMU0 0x1a
+#define HDMI_NV_PDISP_HDMI_AUDIO_EMU_RDATA0 0x1b
+#define HDMI_NV_PDISP_HDMI_AUDIO_EMU1 0x1c
+#define HDMI_NV_PDISP_HDMI_AUDIO_EMU2 0x1d
+
+#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_CTRL 0x1e
+#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_STATUS 0x1f
+#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_HEADER 0x20
+#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_LOW 0x21
+#define HDMI_NV_PDISP_HDMI_AUDIO_INFOFRAME_SUBPACK0_HIGH 0x22
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_CTRL 0x23
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_STATUS 0x24
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_HEADER 0x25
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_LOW 0x26
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK0_HIGH 0x27
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_LOW 0x28
+#define HDMI_NV_PDISP_HDMI_AVI_INFOFRAME_SUBPACK1_HIGH 0x29
+
+#define INFOFRAME_CTRL_ENABLE (1 << 0)
+
+#define INFOFRAME_HEADER_TYPE(x) (((x) & 0xff) << 0)
+#define INFOFRAME_HEADER_VERSION(x) (((x) & 0xff) << 8)
+#define INFOFRAME_HEADER_LEN(x) (((x) & 0x0f) << 16)
+
+#define HDMI_NV_PDISP_HDMI_GENERIC_CTRL 0x2a
+#define GENERIC_CTRL_ENABLE (1 << 0)
+#define GENERIC_CTRL_OTHER (1 << 4)
+#define GENERIC_CTRL_SINGLE (1 << 8)
+#define GENERIC_CTRL_HBLANK (1 << 12)
+#define GENERIC_CTRL_AUDIO (1 << 16)
+
+#define HDMI_NV_PDISP_HDMI_GENERIC_STATUS 0x2b
+#define HDMI_NV_PDISP_HDMI_GENERIC_HEADER 0x2c
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_LOW 0x2d
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK0_HIGH 0x2e
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_LOW 0x2f
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK1_HIGH 0x30
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_LOW 0x31
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK2_HIGH 0x32
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_LOW 0x33
+#define HDMI_NV_PDISP_HDMI_GENERIC_SUBPACK3_HIGH 0x34
+
+#define HDMI_NV_PDISP_HDMI_ACR_CTRL 0x35
+#define HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_LOW 0x36
+#define HDMI_NV_PDISP_HDMI_ACR_0320_SUBPACK_HIGH 0x37
+#define HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_LOW 0x38
+#define HDMI_NV_PDISP_HDMI_ACR_0441_SUBPACK_HIGH 0x39
+#define HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_LOW 0x3a
+#define HDMI_NV_PDISP_HDMI_ACR_0882_SUBPACK_HIGH 0x3b
+#define HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_LOW 0x3c
+#define HDMI_NV_PDISP_HDMI_ACR_1764_SUBPACK_HIGH 0x3d
+#define HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_LOW 0x3e
+#define HDMI_NV_PDISP_HDMI_ACR_0480_SUBPACK_HIGH 0x3f
+#define HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_LOW 0x40
+#define HDMI_NV_PDISP_HDMI_ACR_0960_SUBPACK_HIGH 0x41
+#define HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_LOW 0x42
+#define HDMI_NV_PDISP_HDMI_ACR_1920_SUBPACK_HIGH 0x43
+
+#define ACR_SUBPACK_CTS(x) (((x) & 0xffffff) << 8)
+#define ACR_SUBPACK_N(x) (((x) & 0xffffff) << 0)
+#define ACR_ENABLE (1 << 31)
+
+#define HDMI_NV_PDISP_HDMI_CTRL 0x44
+#define HDMI_CTRL_REKEY(x) (((x) & 0x7f) << 0)
+#define HDMI_CTRL_MAX_AC_PACKET(x) (((x) & 0x1f) << 16)
+#define HDMI_CTRL_ENABLE (1 << 30)
+
+#define HDMI_NV_PDISP_HDMI_VSYNC_KEEPOUT 0x45
+#define HDMI_NV_PDISP_HDMI_VSYNC_WINDOW 0x46
+#define VSYNC_WINDOW_END(x) (((x) & 0x3ff) << 0)
+#define VSYNC_WINDOW_START(x) (((x) & 0x3ff) << 16)
+#define VSYNC_WINDOW_ENABLE (1 << 31)
+
+#define HDMI_NV_PDISP_HDMI_GCP_CTRL 0x47
+#define HDMI_NV_PDISP_HDMI_GCP_STATUS 0x48
+#define HDMI_NV_PDISP_HDMI_GCP_SUBPACK 0x49
+#define HDMI_NV_PDISP_HDMI_CHANNEL_STATUS1 0x4a
+#define HDMI_NV_PDISP_HDMI_CHANNEL_STATUS2 0x4b
+#define HDMI_NV_PDISP_HDMI_EMU0 0x4c
+#define HDMI_NV_PDISP_HDMI_EMU1 0x4d
+#define HDMI_NV_PDISP_HDMI_EMU1_RDATA 0x4e
+
+#define HDMI_NV_PDISP_HDMI_SPARE 0x4f
+#define SPARE_HW_CTS (1 << 0)
+#define SPARE_FORCE_SW_CTS (1 << 1)
+#define SPARE_CTS_RESET_VAL(x) (((x) & 0x7) << 16)
+
+#define HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS1 0x50
+#define HDMI_NV_PDISP_HDMI_SPDIF_CHN_STATUS2 0x51
+#define HDMI_NV_PDISP_HDMI_HDCPRIF_ROM_CTRL 0x53
+#define HDMI_NV_PDISP_SOR_CAP 0x54
+#define HDMI_NV_PDISP_SOR_PWR 0x55
+#define SOR_PWR_NORMAL_STATE_PD (0 << 0)
+#define SOR_PWR_NORMAL_STATE_PU (1 << 0)
+#define SOR_PWR_NORMAL_START_NORMAL (0 << 1)
+#define SOR_PWR_NORMAL_START_ALT (1 << 1)
+#define SOR_PWR_SAFE_STATE_PD (0 << 16)
+#define SOR_PWR_SAFE_STATE_PU (1 << 16)
+#define SOR_PWR_SETTING_NEW_DONE (0 << 31)
+#define SOR_PWR_SETTING_NEW_PENDING (1 << 31)
+#define SOR_PWR_SETTING_NEW_TRIGGER (1 << 31)
+
+#define HDMI_NV_PDISP_SOR_TEST 0x56
+#define HDMI_NV_PDISP_SOR_PLL0 0x57
+#define SOR_PLL_PWR (1 << 0)
+#define SOR_PLL_PDBG (1 << 1)
+#define SOR_PLL_VCAPD (1 << 2)
+#define SOR_PLL_PDPORT (1 << 3)
+#define SOR_PLL_RESISTORSEL (1 << 4)
+#define SOR_PLL_PULLDOWN (1 << 5)
+#define SOR_PLL_VCOCAP(x) (((x) & 0xf) << 8)
+#define SOR_PLL_BG_V17_S(x) (((x) & 0xf) << 12)
+#define SOR_PLL_FILTER(x) (((x) & 0xf) << 16)
+#define SOR_PLL_ICHPMP(x) (((x) & 0xf) << 24)
+#define SOR_PLL_TX_REG_LOAD(x) (((x) & 0xf) << 28)
+
+#define HDMI_NV_PDISP_SOR_PLL1 0x58
+#define SOR_PLL_TMDS_TERM_ENABLE (1 << 8)
+#define SOR_PLL_TMDS_TERMADJ(x) (((x) & 0xf) << 9)
+#define SOR_PLL_LOADADJ(x) (((x) & 0xf) << 20)
+#define SOR_PLL_PE_EN (1 << 28)
+#define SOR_PLL_HALF_FULL_PE (1 << 29)
+#define SOR_PLL_S_D_PIN_PE (1 << 30)
+
+#define HDMI_NV_PDISP_SOR_PLL2 0x59
+
+#define HDMI_NV_PDISP_SOR_CSTM 0x5a
+#define SOR_CSTM_ROTCLK(x) (((x) & 0xf) << 24)
+
+#define HDMI_NV_PDISP_SOR_LVDS 0x5b
+#define HDMI_NV_PDISP_SOR_CRCA 0x5c
+#define HDMI_NV_PDISP_SOR_CRCB 0x5d
+#define HDMI_NV_PDISP_SOR_BLANK 0x5e
+#define HDMI_NV_PDISP_SOR_SEQ_CTL 0x5f
+#define SOR_SEQ_CTL_PU_PC(x) (((x) & 0xf) << 0)
+#define SOR_SEQ_PU_PC_ALT(x) (((x) & 0xf) << 4)
+#define SOR_SEQ_PD_PC(x) (((x) & 0xf) << 8)
+#define SOR_SEQ_PD_PC_ALT(x) (((x) & 0xf) << 12)
+#define SOR_SEQ_PC(x) (((x) & 0xf) << 16)
+#define SOR_SEQ_STATUS (1 << 28)
+#define SOR_SEQ_SWITCH (1 << 30)
+
+#define HDMI_NV_PDISP_SOR_SEQ_INST(x) (0x60 + (x))
+
+#define SOR_SEQ_INST_WAIT_TIME(x) (((x) & 0x3ff) << 0)
+#define SOR_SEQ_INST_WAIT_UNITS_VSYNC (2 << 12)
+#define SOR_SEQ_INST_HALT (1 << 15)
+#define SOR_SEQ_INST_PIN_A_LOW (0 << 21)
+#define SOR_SEQ_INST_PIN_A_HIGH (1 << 21)
+#define SOR_SEQ_INST_PIN_B_LOW (0 << 22)
+#define SOR_SEQ_INST_PIN_B_HIGH (1 << 22)
+#define SOR_SEQ_INST_DRIVE_PWM_OUT_LO (1 << 23)
+
+#define HDMI_NV_PDISP_SOR_VCRCA0 0x72
+#define HDMI_NV_PDISP_SOR_VCRCA1 0x73
+#define HDMI_NV_PDISP_SOR_CCRCA0 0x74
+#define HDMI_NV_PDISP_SOR_CCRCA1 0x75
+#define HDMI_NV_PDISP_SOR_EDATAA0 0x76
+#define HDMI_NV_PDISP_SOR_EDATAA1 0x77
+#define HDMI_NV_PDISP_SOR_COUNTA0 0x78
+#define HDMI_NV_PDISP_SOR_COUNTA1 0x79
+#define HDMI_NV_PDISP_SOR_DEBUGA0 0x7a
+#define HDMI_NV_PDISP_SOR_DEBUGA1 0x7b
+#define HDMI_NV_PDISP_SOR_TRIG 0x7c
+#define HDMI_NV_PDISP_SOR_MSCHECK 0x7d
+
+#define HDMI_NV_PDISP_SOR_LANE_DRIVE_CURRENT 0x7e
+#define DRIVE_CURRENT_LANE0(x) (((x) & 0x3f) << 0)
+#define DRIVE_CURRENT_LANE1(x) (((x) & 0x3f) << 8)
+#define DRIVE_CURRENT_LANE2(x) (((x) & 0x3f) << 16)
+#define DRIVE_CURRENT_LANE3(x) (((x) & 0x3f) << 24)
+#define DRIVE_CURRENT_FUSE_OVERRIDE (1 << 31)
+
+#define DRIVE_CURRENT_1_500_mA 0x00
+#define DRIVE_CURRENT_1_875_mA 0x01
+#define DRIVE_CURRENT_2_250_mA 0x02
+#define DRIVE_CURRENT_2_625_mA 0x03
+#define DRIVE_CURRENT_3_000_mA 0x04
+#define DRIVE_CURRENT_3_375_mA 0x05
+#define DRIVE_CURRENT_3_750_mA 0x06
+#define DRIVE_CURRENT_4_125_mA 0x07
+#define DRIVE_CURRENT_4_500_mA 0x08
+#define DRIVE_CURRENT_4_875_mA 0x09
+#define DRIVE_CURRENT_5_250_mA 0x0a
+#define DRIVE_CURRENT_5_625_mA 0x0b
+#define DRIVE_CURRENT_6_000_mA 0x0c
+#define DRIVE_CURRENT_6_375_mA 0x0d
+#define DRIVE_CURRENT_6_750_mA 0x0e
+#define DRIVE_CURRENT_7_125_mA 0x0f
+#define DRIVE_CURRENT_7_500_mA 0x10
+#define DRIVE_CURRENT_7_875_mA 0x11
+#define DRIVE_CURRENT_8_250_mA 0x12
+#define DRIVE_CURRENT_8_625_mA 0x13
+#define DRIVE_CURRENT_9_000_mA 0x14
+#define DRIVE_CURRENT_9_375_mA 0x15
+#define DRIVE_CURRENT_9_750_mA 0x16
+#define DRIVE_CURRENT_10_125_mA 0x17
+#define DRIVE_CURRENT_10_500_mA 0x18
+#define DRIVE_CURRENT_10_875_mA 0x19
+#define DRIVE_CURRENT_11_250_mA 0x1a
+#define DRIVE_CURRENT_11_625_mA 0x1b
+#define DRIVE_CURRENT_12_000_mA 0x1c
+#define DRIVE_CURRENT_12_375_mA 0x1d
+#define DRIVE_CURRENT_12_750_mA 0x1e
+#define DRIVE_CURRENT_13_125_mA 0x1f
+#define DRIVE_CURRENT_13_500_mA 0x20
+#define DRIVE_CURRENT_13_875_mA 0x21
+#define DRIVE_CURRENT_14_250_mA 0x22
+#define DRIVE_CURRENT_14_625_mA 0x23
+#define DRIVE_CURRENT_15_000_mA 0x24
+#define DRIVE_CURRENT_15_375_mA 0x25
+#define DRIVE_CURRENT_15_750_mA 0x26
+#define DRIVE_CURRENT_16_125_mA 0x27
+#define DRIVE_CURRENT_16_500_mA 0x28
+#define DRIVE_CURRENT_16_875_mA 0x29
+#define DRIVE_CURRENT_17_250_mA 0x2a
+#define DRIVE_CURRENT_17_625_mA 0x2b
+#define DRIVE_CURRENT_18_000_mA 0x2c
+#define DRIVE_CURRENT_18_375_mA 0x2d
+#define DRIVE_CURRENT_18_750_mA 0x2e
+#define DRIVE_CURRENT_19_125_mA 0x2f
+#define DRIVE_CURRENT_19_500_mA 0x30
+#define DRIVE_CURRENT_19_875_mA 0x31
+#define DRIVE_CURRENT_20_250_mA 0x32
+#define DRIVE_CURRENT_20_625_mA 0x33
+#define DRIVE_CURRENT_21_000_mA 0x34
+#define DRIVE_CURRENT_21_375_mA 0x35
+#define DRIVE_CURRENT_21_750_mA 0x36
+#define DRIVE_CURRENT_22_125_mA 0x37
+#define DRIVE_CURRENT_22_500_mA 0x38
+#define DRIVE_CURRENT_22_875_mA 0x39
+#define DRIVE_CURRENT_23_250_mA 0x3a
+#define DRIVE_CURRENT_23_625_mA 0x3b
+#define DRIVE_CURRENT_24_000_mA 0x3c
+#define DRIVE_CURRENT_24_375_mA 0x3d
+#define DRIVE_CURRENT_24_750_mA 0x3e
+
+#define HDMI_NV_PDISP_AUDIO_DEBUG0 0x7f
+#define HDMI_NV_PDISP_AUDIO_DEBUG1 0x80
+#define HDMI_NV_PDISP_AUDIO_DEBUG2 0x81
+
+#define HDMI_NV_PDISP_AUDIO_FS(x) (0x82 + (x))
+#define AUDIO_FS_LOW(x) (((x) & 0xfff) << 0)
+#define AUDIO_FS_HIGH(x) (((x) & 0xfff) << 16)
+
+#define HDMI_NV_PDISP_AUDIO_PULSE_WIDTH 0x89
+#define HDMI_NV_PDISP_AUDIO_THRESHOLD 0x8a
+#define HDMI_NV_PDISP_AUDIO_CNTRL0 0x8b
+#define AUDIO_CNTRL0_ERROR_TOLERANCE(x) (((x) & 0xff) << 0)
+#define AUDIO_CNTRL0_SOURCE_SELECT_AUTO (0 << 20)
+#define AUDIO_CNTRL0_SOURCE_SELECT_SPDIF (1 << 20)
+#define AUDIO_CNTRL0_SOURCE_SELECT_HDAL (2 << 20)
+#define AUDIO_CNTRL0_FRAMES_PER_BLOCK(x) (((x) & 0xff) << 24)
+
+#define HDMI_NV_PDISP_AUDIO_N 0x8c
+#define AUDIO_N_VALUE(x) (((x) & 0xfffff) << 0)
+#define AUDIO_N_RESETF (1 << 20)
+#define AUDIO_N_GENERATE_NORMAL (0 << 24)
+#define AUDIO_N_GENERATE_ALTERNATE (1 << 24)
+
+#define HDMI_NV_PDISP_HDCPRIF_ROM_TIMING 0x94
+#define HDMI_NV_PDISP_SOR_REFCLK 0x95
+#define SOR_REFCLK_DIV_INT(x) (((x) & 0xff) << 8)
+#define SOR_REFCLK_DIV_FRAC(x) (((x) & 0x03) << 6)
+
+#define HDMI_NV_PDISP_CRC_CONTROL 0x96
+#define HDMI_NV_PDISP_INPUT_CONTROL 0x97
+#define HDMI_SRC_DISPLAYA (0 << 0)
+#define HDMI_SRC_DISPLAYB (1 << 0)
+#define ARM_VIDEO_RANGE_FULL (0 << 1)
+#define ARM_VIDEO_RANGE_LIMITED (1 << 1)
+
+#define HDMI_NV_PDISP_SCRATCH 0x98
+#define HDMI_NV_PDISP_PE_CURRENT 0x99
+#define PE_CURRENT0(x) (((x) & 0xf) << 0)
+#define PE_CURRENT1(x) (((x) & 0xf) << 8)
+#define PE_CURRENT2(x) (((x) & 0xf) << 16)
+#define PE_CURRENT3(x) (((x) & 0xf) << 24)
+
+#define PE_CURRENT_0_0_mA 0x0
+#define PE_CURRENT_0_5_mA 0x1
+#define PE_CURRENT_1_0_mA 0x2
+#define PE_CURRENT_1_5_mA 0x3
+#define PE_CURRENT_2_0_mA 0x4
+#define PE_CURRENT_2_5_mA 0x5
+#define PE_CURRENT_3_0_mA 0x6
+#define PE_CURRENT_3_5_mA 0x7
+#define PE_CURRENT_4_0_mA 0x8
+#define PE_CURRENT_4_5_mA 0x9
+#define PE_CURRENT_5_0_mA 0xa
+#define PE_CURRENT_5_5_mA 0xb
+#define PE_CURRENT_6_0_mA 0xc
+#define PE_CURRENT_6_5_mA 0xd
+#define PE_CURRENT_7_0_mA 0xe
+#define PE_CURRENT_7_5_mA 0xf
+
+#define HDMI_NV_PDISP_KEY_CTRL 0x9a
+#define HDMI_NV_PDISP_KEY_DEBUG0 0x9b
+#define HDMI_NV_PDISP_KEY_DEBUG1 0x9c
+#define HDMI_NV_PDISP_KEY_DEBUG2 0x9d
+#define HDMI_NV_PDISP_KEY_HDCP_KEY_0 0x9e
+#define HDMI_NV_PDISP_KEY_HDCP_KEY_1 0x9f
+#define HDMI_NV_PDISP_KEY_HDCP_KEY_2 0xa0
+#define HDMI_NV_PDISP_KEY_HDCP_KEY_3 0xa1
+#define HDMI_NV_PDISP_KEY_HDCP_KEY_TRIG 0xa2
+#define HDMI_NV_PDISP_KEY_SKEY_INDEX 0xa3
+
+#define HDMI_NV_PDISP_SOR_AUDIO_CNTRL0 0xac
+#define AUDIO_CNTRL0_INJECT_NULLSMPL (1 << 29)
+#define HDMI_NV_PDISP_SOR_AUDIO_HDA_ELD_BUFWR 0xbc
+#define HDMI_NV_PDISP_SOR_AUDIO_HDA_PRESENSE 0xbd
+
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0320 0xbf
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0441 0xc0
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0882 0xc1
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_1764 0xc2
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0480 0xc3
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_0960 0xc4
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_1920 0xc5
+#define HDMI_NV_PDISP_SOR_AUDIO_AVAL_DEFAULT 0xc5
+
+#endif /* TEGRA_HDMI_H */
new file mode 100644
@@ -0,0 +1,327 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+
+#include "drm.h"
+
+struct host1x_drm_client {
+ struct host1x_client *client;
+ struct device_node *np;
+ struct list_head list;
+};
+
+static int host1x_add_drm_client(struct host1x *host1x, struct device_node *np)
+{
+ struct host1x_drm_client *client;
+
+ client = kzalloc(sizeof(*client), GFP_KERNEL);
+ if (!client)
+ return -ENOMEM;
+
+ INIT_LIST_HEAD(&client->list);
+ client->np = of_node_get(np);
+
+ list_add_tail(&client->list, &host1x->drm_clients);
+
+ return 0;
+}
+
+static int host1x_activate_drm_client(struct host1x *host1x,
+ struct host1x_drm_client *drm,
+ struct host1x_client *client)
+{
+ mutex_lock(&host1x->drm_clients_lock);
+ list_del_init(&drm->list);
+ list_add_tail(&drm->list, &host1x->drm_active);
+ drm->client = client;
+ mutex_unlock(&host1x->drm_clients_lock);
+
+ return 0;
+}
+
+static int host1x_remove_drm_client(struct host1x *host1x,
+ struct host1x_drm_client *client)
+{
+ mutex_lock(&host1x->drm_clients_lock);
+ list_del_init(&client->list);
+ mutex_unlock(&host1x->drm_clients_lock);
+
+ of_node_put(client->np);
+ kfree(client);
+
+ return 0;
+}
+
+static int host1x_parse_dt(struct host1x *host1x)
+{
+ static const char * const compat[] = {
+ "nvidia,tegra20-dc",
+ "nvidia,tegra20-hdmi",
+ "nvidia,tegra30-dc",
+ "nvidia,tegra30-hdmi",
+ };
+ unsigned int i;
+ int err;
+
+ for (i = 0; i < ARRAY_SIZE(compat); i++) {
+ struct device_node *np;
+
+ for_each_child_of_node(host1x->dev->of_node, np) {
+ if (of_device_is_compatible(np, compat[i]) &&
+ of_device_is_available(np)) {
+ err = host1x_add_drm_client(host1x, np);
+ if (err < 0)
+ return err;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int tegra_host1x_probe(struct platform_device *pdev)
+{
+ struct host1x *host1x;
+ struct resource *regs;
+ int err;
+
+ host1x = devm_kzalloc(&pdev->dev, sizeof(*host1x), GFP_KERNEL);
+ if (!host1x)
+ return -ENOMEM;
+
+ mutex_init(&host1x->drm_clients_lock);
+ INIT_LIST_HEAD(&host1x->drm_clients);
+ INIT_LIST_HEAD(&host1x->drm_active);
+ mutex_init(&host1x->clients_lock);
+ INIT_LIST_HEAD(&host1x->clients);
+ host1x->dev = &pdev->dev;
+
+ err = host1x_parse_dt(host1x);
+ if (err < 0) {
+ dev_err(&pdev->dev, "failed to parse DT: %d\n", err);
+ return err;
+ }
+
+ host1x->clk = devm_clk_get(&pdev->dev, NULL);
+ if (IS_ERR(host1x->clk))
+ return PTR_ERR(host1x->clk);
+
+ err = clk_prepare_enable(host1x->clk);
+ if (err < 0)
+ return err;
+
+ regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!regs) {
+ err = -ENXIO;
+ goto err;
+ }
+
+ err = platform_get_irq(pdev, 0);
+ if (err < 0)
+ goto err;
+
+ host1x->syncpt = err;
+
+ err = platform_get_irq(pdev, 1);
+ if (err < 0)
+ goto err;
+
+ host1x->irq = err;
+
+ host1x->regs = devm_request_and_ioremap(&pdev->dev, regs);
+ if (!host1x->regs) {
+ err = -EADDRNOTAVAIL;
+ goto err;
+ }
+
+ platform_set_drvdata(pdev, host1x);
+
+ return 0;
+
+err:
+ clk_disable_unprepare(host1x->clk);
+ return err;
+}
+
+static int tegra_host1x_remove(struct platform_device *pdev)
+{
+ struct host1x *host1x = platform_get_drvdata(pdev);
+
+ clk_disable_unprepare(host1x->clk);
+
+ return 0;
+}
+
+int host1x_drm_init(struct host1x *host1x, struct drm_device *drm)
+{
+ struct host1x_client *client;
+
+ mutex_lock(&host1x->clients_lock);
+
+ list_for_each_entry(client, &host1x->clients, list) {
+ if (client->ops && client->ops->drm_init) {
+ int err = client->ops->drm_init(client, drm);
+ if (err < 0) {
+ dev_err(host1x->dev,
+ "DRM setup failed for %s: %d\n",
+ dev_name(client->dev), err);
+ return err;
+ }
+ }
+ }
+
+ mutex_unlock(&host1x->clients_lock);
+
+ return 0;
+}
+
+int host1x_drm_exit(struct host1x *host1x)
+{
+ struct platform_device *pdev = to_platform_device(host1x->dev);
+ struct host1x_client *client;
+
+ if (!host1x->drm)
+ return 0;
+
+ mutex_lock(&host1x->clients_lock);
+
+ list_for_each_entry_reverse(client, &host1x->clients, list) {
+ if (client->ops && client->ops->drm_exit) {
+ int err = client->ops->drm_exit(client);
+ if (err < 0) {
+ dev_err(host1x->dev,
+ "DRM cleanup failed for %s: %d\n",
+ dev_name(client->dev), err);
+ return err;
+ }
+ }
+ }
+
+ mutex_unlock(&host1x->clients_lock);
+
+ drm_platform_exit(&tegra_drm_driver, pdev);
+ host1x->drm = NULL;
+
+ return 0;
+}
+
+int host1x_register_client(struct host1x *host1x, struct host1x_client *client)
+{
+ struct host1x_drm_client *drm, *tmp;
+ int err;
+
+ mutex_lock(&host1x->clients_lock);
+ list_add_tail(&client->list, &host1x->clients);
+ mutex_unlock(&host1x->clients_lock);
+
+ list_for_each_entry_safe(drm, tmp, &host1x->drm_clients, list)
+ if (drm->np == client->dev->of_node)
+ host1x_activate_drm_client(host1x, drm, client);
+
+ if (list_empty(&host1x->drm_clients)) {
+ struct platform_device *pdev = to_platform_device(host1x->dev);
+
+ err = drm_platform_init(&tegra_drm_driver, pdev);
+ if (err < 0) {
+ dev_err(host1x->dev, "drm_platform_init(): %d\n", err);
+ return err;
+ }
+ }
+
+ client->host1x = host1x;
+
+ return 0;
+}
+
+int host1x_unregister_client(struct host1x *host1x,
+ struct host1x_client *client)
+{
+ struct host1x_drm_client *drm, *tmp;
+ int err;
+
+ list_for_each_entry_safe(drm, tmp, &host1x->drm_active, list) {
+ if (drm->client == client) {
+ err = host1x_drm_exit(host1x);
+ if (err < 0) {
+ dev_err(host1x->dev, "host1x_drm_exit(): %d\n",
+ err);
+ return err;
+ }
+
+ host1x_remove_drm_client(host1x, drm);
+ break;
+ }
+ }
+
+ mutex_lock(&host1x->clients_lock);
+ list_del_init(&client->list);
+ mutex_unlock(&host1x->clients_lock);
+
+ return 0;
+}
+
+static struct of_device_id tegra_host1x_of_match[] = {
+ { .compatible = "nvidia,tegra30-host1x", },
+ { .compatible = "nvidia,tegra20-host1x", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, tegra_host1x_of_match);
+
+struct platform_driver tegra_host1x_driver = {
+ .driver = {
+ .name = "tegra-host1x",
+ .owner = THIS_MODULE,
+ .of_match_table = tegra_host1x_of_match,
+ },
+ .probe = tegra_host1x_probe,
+ .remove = tegra_host1x_remove,
+};
+
+static int __init tegra_host1x_init(void)
+{
+ int err;
+
+ err = platform_driver_register(&tegra_host1x_driver);
+ if (err < 0)
+ return err;
+
+ err = platform_driver_register(&tegra_dc_driver);
+ if (err < 0)
+ goto unregister_host1x;
+
+ err = platform_driver_register(&tegra_hdmi_driver);
+ if (err < 0)
+ goto unregister_dc;
+
+ return 0;
+
+unregister_dc:
+ platform_driver_unregister(&tegra_dc_driver);
+unregister_host1x:
+ platform_driver_unregister(&tegra_host1x_driver);
+ return err;
+}
+module_init(tegra_host1x_init);
+
+static void __exit tegra_host1x_exit(void)
+{
+ platform_driver_unregister(&tegra_hdmi_driver);
+ platform_driver_unregister(&tegra_dc_driver);
+ platform_driver_unregister(&tegra_host1x_driver);
+}
+module_exit(tegra_host1x_exit);
+
+MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>");
+MODULE_DESCRIPTION("NVIDIA Tegra DRM driver");
+MODULE_LICENSE("GPL");
new file mode 100644
@@ -0,0 +1,272 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/of_gpio.h>
+#include <linux/of_i2c.h>
+
+#include "drm.h"
+
+static int tegra_connector_get_modes(struct drm_connector *connector)
+{
+ struct tegra_output *output = connector_to_output(connector);
+ struct edid *edid = NULL;
+ int err = 0;
+
+ if (output->edid)
+ edid = kmemdup(output->edid, sizeof(*edid), GFP_KERNEL);
+ else if (output->ddc)
+ edid = drm_get_edid(connector, output->ddc);
+
+ drm_mode_connector_update_edid_property(connector, edid);
+
+ if (edid) {
+ err = drm_add_edid_modes(connector, edid);
+ kfree(edid);
+ }
+
+ return err;
+}
+
+static int tegra_connector_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode)
+{
+ struct tegra_output *output = connector_to_output(connector);
+ enum drm_mode_status status = MODE_OK;
+ int err;
+
+ err = tegra_output_check_mode(output, mode, &status);
+ if (err < 0)
+ return MODE_ERROR;
+
+ return status;
+}
+
+static struct drm_encoder *
+tegra_connector_best_encoder(struct drm_connector *connector)
+{
+ struct tegra_output *output = connector_to_output(connector);
+
+ return &output->encoder;
+}
+
+static const struct drm_connector_helper_funcs connector_helper_funcs = {
+ .get_modes = tegra_connector_get_modes,
+ .mode_valid = tegra_connector_mode_valid,
+ .best_encoder = tegra_connector_best_encoder,
+};
+
+static enum drm_connector_status
+tegra_connector_detect(struct drm_connector *connector, bool force)
+{
+ struct tegra_output *output = connector_to_output(connector);
+ enum drm_connector_status status = connector_status_unknown;
+
+ if (gpio_is_valid(output->hpd_gpio)) {
+ if (gpio_get_value(output->hpd_gpio) == 0)
+ status = connector_status_disconnected;
+ else
+ status = connector_status_connected;
+ } else {
+ if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
+ status = connector_status_connected;
+ }
+
+ return status;
+}
+
+static void tegra_connector_destroy(struct drm_connector *connector)
+{
+ drm_sysfs_connector_remove(connector);
+ drm_connector_cleanup(connector);
+}
+
+static const struct drm_connector_funcs connector_funcs = {
+ .dpms = drm_helper_connector_dpms,
+ .detect = tegra_connector_detect,
+ .fill_modes = drm_helper_probe_single_connector_modes,
+ .destroy = tegra_connector_destroy,
+};
+
+static void tegra_encoder_destroy(struct drm_encoder *encoder)
+{
+ drm_encoder_cleanup(encoder);
+}
+
+static const struct drm_encoder_funcs encoder_funcs = {
+ .destroy = tegra_encoder_destroy,
+};
+
+static void tegra_encoder_dpms(struct drm_encoder *encoder, int mode)
+{
+}
+
+static bool tegra_encoder_mode_fixup(struct drm_encoder *encoder,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted)
+{
+ return true;
+}
+
+static void tegra_encoder_prepare(struct drm_encoder *encoder)
+{
+}
+
+static void tegra_encoder_commit(struct drm_encoder *encoder)
+{
+}
+
+static void tegra_encoder_mode_set(struct drm_encoder *encoder,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted)
+{
+ struct tegra_output *output = encoder_to_output(encoder);
+ int err;
+
+ err = tegra_output_enable(output);
+ if (err < 0)
+ dev_err(encoder->dev->dev, "tegra_output_enable(): %d\n", err);
+}
+
+static const struct drm_encoder_helper_funcs encoder_helper_funcs = {
+ .dpms = tegra_encoder_dpms,
+ .mode_fixup = tegra_encoder_mode_fixup,
+ .prepare = tegra_encoder_prepare,
+ .commit = tegra_encoder_commit,
+ .mode_set = tegra_encoder_mode_set,
+};
+
+static irqreturn_t hpd_irq(int irq, void *data)
+{
+ struct tegra_output *output = data;
+
+ drm_helper_hpd_irq_event(output->connector.dev);
+
+ return IRQ_HANDLED;
+}
+
+int tegra_output_parse_dt(struct tegra_output *output)
+{
+ enum of_gpio_flags flags;
+ struct device_node *ddc;
+ size_t size;
+ int err;
+
+ if (!output->of_node)
+ output->of_node = output->dev->of_node;
+
+ output->edid = of_get_property(output->of_node, "nvidia,edid", &size);
+
+ ddc = of_parse_phandle(output->of_node, "nvidia,ddc-i2c-bus", 0);
+ if (ddc) {
+ output->ddc = of_find_i2c_adapter_by_node(ddc);
+ if (!output->ddc) {
+ err = -EPROBE_DEFER;
+ of_node_put(ddc);
+ return err;
+ }
+
+ of_node_put(ddc);
+ }
+
+ if (!output->edid && !output->ddc)
+ return -ENODEV;
+
+ output->hpd_gpio = of_get_named_gpio_flags(output->of_node,
+ "nvidia,hpd-gpio", 0,
+ &flags);
+
+ return 0;
+}
+
+int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
+{
+ int connector, encoder, err;
+
+ if (gpio_is_valid(output->hpd_gpio)) {
+ unsigned long flags;
+
+ err = gpio_request_one(output->hpd_gpio, GPIOF_DIR_IN,
+ "HDMI hotplug detect");
+ if (err < 0) {
+ dev_err(output->dev, "gpio_request_one(): %d\n", err);
+ return err;
+ }
+
+ err = gpio_to_irq(output->hpd_gpio);
+ if (err < 0) {
+ dev_err(output->dev, "gpio_to_irq(): %d\n", err);
+ goto free_hpd;
+ }
+
+ output->hpd_irq = err;
+
+ flags = IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING |
+ IRQF_ONESHOT;
+
+ err = request_threaded_irq(output->hpd_irq, NULL, hpd_irq,
+ flags, "hpd", output);
+ if (err < 0) {
+ dev_err(output->dev, "failed to request IRQ#%u: %d\n",
+ output->hpd_irq, err);
+ goto free_hpd;
+ }
+
+ output->connector.polled = DRM_CONNECTOR_POLL_HPD;
+ }
+
+ switch (output->type) {
+ case TEGRA_OUTPUT_RGB:
+ connector = DRM_MODE_CONNECTOR_LVDS;
+ encoder = DRM_MODE_ENCODER_LVDS;
+ break;
+
+ case TEGRA_OUTPUT_HDMI:
+ connector = DRM_MODE_CONNECTOR_HDMIA;
+ encoder = DRM_MODE_ENCODER_TMDS;
+ break;
+
+ default:
+ connector = DRM_MODE_CONNECTOR_Unknown;
+ encoder = DRM_MODE_ENCODER_NONE;
+ break;
+ }
+
+ drm_connector_init(drm, &output->connector, &connector_funcs,
+ connector);
+ drm_connector_helper_add(&output->connector, &connector_helper_funcs);
+
+ drm_encoder_init(drm, &output->encoder, &encoder_funcs, encoder);
+ drm_encoder_helper_add(&output->encoder, &encoder_helper_funcs);
+
+ drm_mode_connector_attach_encoder(&output->connector, &output->encoder);
+ drm_sysfs_connector_add(&output->connector);
+
+ output->encoder.possible_crtcs = 0x3;
+
+ return 0;
+
+free_hpd:
+ gpio_free(output->hpd_gpio);
+
+ return err;
+}
+
+int tegra_output_exit(struct tegra_output *output)
+{
+ if (gpio_is_valid(output->hpd_gpio)) {
+ free_irq(output->hpd_irq, output);
+ gpio_free(output->hpd_gpio);
+ }
+
+ if (output->ddc)
+ put_device(&output->ddc->dev);
+
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,228 @@
+/*
+ * Copyright (C) 2012 Avionic Design GmbH
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+
+#include "drm.h"
+#include "dc.h"
+
+struct tegra_rgb {
+ struct tegra_output output;
+ struct clk *clk_parent;
+ struct clk *clk;
+};
+
+static inline struct tegra_rgb *to_rgb(struct tegra_output *output)
+{
+ return container_of(output, struct tegra_rgb, output);
+}
+
+struct reg_entry {
+ unsigned long offset;
+ unsigned long value;
+};
+
+static const struct reg_entry rgb_enable[] = {
+ { DC_COM_PIN_OUTPUT_ENABLE(0), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_ENABLE(1), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_ENABLE(2), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_ENABLE(3), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(0), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(1), 0x01000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(2), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(3), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_DATA(0), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_DATA(1), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_DATA(2), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_DATA(3), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(0), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(1), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(2), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(3), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(4), 0x00210222 },
+ { DC_COM_PIN_OUTPUT_SELECT(5), 0x00002200 },
+ { DC_COM_PIN_OUTPUT_SELECT(6), 0x00020000 },
+};
+
+static const struct reg_entry rgb_disable[] = {
+ { DC_COM_PIN_OUTPUT_SELECT(6), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(5), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(4), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(3), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(2), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(1), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_SELECT(0), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_DATA(3), 0xaaaaaaaa },
+ { DC_COM_PIN_OUTPUT_DATA(2), 0xaaaaaaaa },
+ { DC_COM_PIN_OUTPUT_DATA(1), 0xaaaaaaaa },
+ { DC_COM_PIN_OUTPUT_DATA(0), 0xaaaaaaaa },
+ { DC_COM_PIN_OUTPUT_POLARITY(3), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(2), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(1), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_POLARITY(0), 0x00000000 },
+ { DC_COM_PIN_OUTPUT_ENABLE(3), 0x55555555 },
+ { DC_COM_PIN_OUTPUT_ENABLE(2), 0x55555555 },
+ { DC_COM_PIN_OUTPUT_ENABLE(1), 0x55150005 },
+ { DC_COM_PIN_OUTPUT_ENABLE(0), 0x55555555 },
+};
+
+static void tegra_dc_write_regs(struct tegra_dc *dc,
+ const struct reg_entry *table,
+ unsigned int num)
+{
+ unsigned int i;
+
+ for (i = 0; i < num; i++)
+ tegra_dc_writel(dc, table[i].value, table[i].offset);
+}
+
+static int tegra_output_rgb_enable(struct tegra_output *output)
+{
+ struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc);
+
+ tegra_dc_write_regs(dc, rgb_enable, ARRAY_SIZE(rgb_enable));
+
+ return 0;
+}
+
+static int tegra_output_rgb_disable(struct tegra_output *output)
+{
+ struct tegra_dc *dc = to_tegra_dc(output->encoder.crtc);
+
+ tegra_dc_write_regs(dc, rgb_disable, ARRAY_SIZE(rgb_disable));
+
+ return 0;
+}
+
+static int tegra_output_rgb_setup_clock(struct tegra_output *output,
+ struct clk *clk, unsigned long pclk)
+{
+ struct tegra_rgb *rgb = to_rgb(output);
+
+ return clk_set_parent(clk, rgb->clk_parent);
+}
+
+static int tegra_output_rgb_check_mode(struct tegra_output *output,
+ struct drm_display_mode *mode,
+ enum drm_mode_status *status)
+{
+ /*
+ * FIXME: For now, always assume that the mode is okay. There are
+ * unresolved issues with clk_round_rate(), which doesn't always
+ * reliably report whether a frequency can be set or not.
+ */
+
+ *status = MODE_OK;
+
+ return 0;
+}
+
+static const struct tegra_output_ops rgb_ops = {
+ .enable = tegra_output_rgb_enable,
+ .disable = tegra_output_rgb_disable,
+ .setup_clock = tegra_output_rgb_setup_clock,
+ .check_mode = tegra_output_rgb_check_mode,
+};
+
+int tegra_dc_rgb_probe(struct tegra_dc *dc)
+{
+ struct device_node *np;
+ struct tegra_rgb *rgb;
+ int err;
+
+ np = of_get_child_by_name(dc->dev->of_node, "rgb");
+ if (!np || !of_device_is_available(np))
+ return -ENODEV;
+
+ rgb = devm_kzalloc(dc->dev, sizeof(*rgb), GFP_KERNEL);
+ if (!rgb)
+ return -ENOMEM;
+
+ rgb->clk = devm_clk_get(dc->dev, NULL);
+ if (IS_ERR(rgb->clk)) {
+ dev_err(dc->dev, "failed to get clock\n");
+ return PTR_ERR(rgb->clk);
+ }
+
+ rgb->clk_parent = devm_clk_get(dc->dev, "parent");
+ if (IS_ERR(rgb->clk_parent)) {
+ dev_err(dc->dev, "failed to get parent clock\n");
+ return PTR_ERR(rgb->clk_parent);
+ }
+
+ err = clk_set_parent(rgb->clk, rgb->clk_parent);
+ if (err < 0) {
+ dev_err(dc->dev, "failed to set parent clock: %d\n", err);
+ return err;
+ }
+
+ rgb->output.dev = dc->dev;
+ rgb->output.of_node = np;
+
+ err = tegra_output_parse_dt(&rgb->output);
+ if (err < 0)
+ return err;
+
+ dc->rgb = &rgb->output;
+
+ return 0;
+}
+
+int tegra_dc_rgb_init(struct drm_device *drm, struct tegra_dc *dc)
+{
+ struct tegra_rgb *rgb = to_rgb(dc->rgb);
+ int err;
+
+ if (!dc->rgb)
+ return -ENODEV;
+
+ rgb->output.type = TEGRA_OUTPUT_RGB;
+ rgb->output.ops = &rgb_ops;
+
+ err = tegra_output_init(dc->base.dev, &rgb->output);
+ if (err < 0) {
+ dev_err(dc->dev, "output setup failed: %d\n", err);
+ return err;
+ }
+
+ /*
+ * By default, outputs can be associated with each display controller.
+ * RGB outputs are an exception, so we make sure they can be attached
+ * to only their parent display controller.
+ */
+ rgb->output.encoder.possible_crtcs = 1 << dc->pipe;
+
+ return 0;
+}
+
+int tegra_dc_rgb_exit(struct tegra_dc *dc)
+{
+ if (dc->rgb) {
+ int err;
+
+ err = tegra_output_disable(dc->rgb);
+ if (err < 0) {
+ dev_err(dc->dev, "output failed to disable: %d\n", err);
+ return err;
+ }
+
+ err = tegra_output_exit(dc->rgb);
+ if (err < 0) {
+ dev_err(dc->dev, "output cleanup failed: %d\n", err);
+ return err;
+ }
+
+ dc->rgb = NULL;
+ }
+
+ return 0;
+}
new file mode 100644
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2013, NVIDIA Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HOST1X_CLIENT_H
+#define HOST1X_CLIENT_H
+
+struct platform_device;
+
+void host1x_set_drm_data(struct platform_device *pdev, void *data);
+void *host1x_get_drm_data(struct platform_device *pdev);
+
+#endif
Make drm part of host1x driver. Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> --- drivers/gpu/drm/Kconfig | 2 - drivers/gpu/drm/Makefile | 1 - drivers/gpu/drm/tegra/Kconfig | 23 - drivers/gpu/drm/tegra/Makefile | 7 - drivers/gpu/drm/tegra/dc.c | 833 ----------------------- drivers/gpu/drm/tegra/dc.h | 388 ----------- drivers/gpu/drm/tegra/drm.c | 115 ---- drivers/gpu/drm/tegra/drm.h | 216 ------ drivers/gpu/drm/tegra/fb.c | 56 -- drivers/gpu/drm/tegra/hdmi.c | 1321 ------------------------------------ drivers/gpu/drm/tegra/hdmi.h | 575 ---------------- drivers/gpu/drm/tegra/host1x.c | 327 --------- drivers/gpu/drm/tegra/output.c | 272 -------- drivers/gpu/drm/tegra/rgb.c | 228 ------- drivers/gpu/host1x/Kconfig | 3 + drivers/gpu/host1x/Makefile | 6 + drivers/gpu/host1x/drm/Kconfig | 23 + drivers/gpu/host1x/drm/dc.c | 833 +++++++++++++++++++++++ drivers/gpu/host1x/drm/dc.h | 388 +++++++++++ drivers/gpu/host1x/drm/drm.c | 115 ++++ drivers/gpu/host1x/drm/drm.h | 216 ++++++ drivers/gpu/host1x/drm/fb.c | 56 ++ drivers/gpu/host1x/drm/hdmi.c | 1321 ++++++++++++++++++++++++++++++++++++ drivers/gpu/host1x/drm/hdmi.h | 575 ++++++++++++++++ drivers/gpu/host1x/drm/host1x.c | 327 +++++++++ drivers/gpu/host1x/drm/output.c | 272 ++++++++ drivers/gpu/host1x/drm/rgb.c | 228 +++++++ drivers/gpu/host1x/host1x_client.h | 25 + 28 files changed, 4388 insertions(+), 4364 deletions(-) delete mode 100644 drivers/gpu/drm/tegra/Kconfig delete mode 100644 drivers/gpu/drm/tegra/Makefile delete mode 100644 drivers/gpu/drm/tegra/dc.c delete mode 100644 drivers/gpu/drm/tegra/dc.h delete mode 100644 drivers/gpu/drm/tegra/drm.c delete mode 100644 drivers/gpu/drm/tegra/drm.h delete mode 100644 drivers/gpu/drm/tegra/fb.c delete mode 100644 drivers/gpu/drm/tegra/hdmi.c delete mode 100644 drivers/gpu/drm/tegra/hdmi.h delete mode 100644 drivers/gpu/drm/tegra/host1x.c delete mode 100644 drivers/gpu/drm/tegra/output.c delete mode 100644 drivers/gpu/drm/tegra/rgb.c create mode 100644 drivers/gpu/host1x/drm/Kconfig create mode 100644 drivers/gpu/host1x/drm/dc.c create mode 100644 drivers/gpu/host1x/drm/dc.h create mode 100644 drivers/gpu/host1x/drm/drm.c create mode 100644 drivers/gpu/host1x/drm/drm.h create mode 100644 drivers/gpu/host1x/drm/fb.c create mode 100644 drivers/gpu/host1x/drm/hdmi.c create mode 100644 drivers/gpu/host1x/drm/hdmi.h create mode 100644 drivers/gpu/host1x/drm/host1x.c create mode 100644 drivers/gpu/host1x/drm/output.c create mode 100644 drivers/gpu/host1x/drm/rgb.c create mode 100644 drivers/gpu/host1x/host1x_client.h