@@ -13,16 +13,29 @@
#include <linux/clk.h>
#include <linux/component.h>
+#include <drm/drmP.h>
+#include <drm/drm_fb_helper.h>
#include <drm/drm_gem_cma_helper.h>
+#include "hisi_drm_drv.h"
#include "hisi_drm_plane.h"
#include "hisi_drm_crtc.h"
+#include "hisi_drm_fb.h"
#include "hisi_ade_reg.h"
#define PRIMARY_CH (ADE_CH1)
+#define ADE_CHANNEL_SCALE_UNSUPPORT 0
+#define ADE_CHANNEL_SCALE_SUPPORT 1
+
+#define to_ade_crtc(hcrtc) container_of(hcrtc, struct ade_crtc, base)
+
struct ade_crtc {
struct hisi_crtc base;
+ struct drm_display_mode *dmode;
+
+ u32 ch_mask;
+ u64 use_mask;
};
struct ade_hardware_context {
@@ -45,6 +58,1070 @@ struct hisi_ade {
struct ade_hardware_context ctx;
};
+/* ade-format info: */
+struct ade_format {
+ u32 pixel_format;
+ enum ADE_FORMAT ade_format;
+};
+
+static const struct ade_format ade_formats[] = {
+ /* 16bpp RGB: */
+ { DRM_FORMAT_RGB565, ADE_RGB_565 },
+ { DRM_FORMAT_BGR565, ADE_BGR_565 },
+ /* 24bpp RGB: */
+ { DRM_FORMAT_RGB888, ADE_RGB_888 },
+ { DRM_FORMAT_BGR888, ADE_BGR_888 },
+ /* 32bpp [A]RGB: */
+ { DRM_FORMAT_XRGB8888, ADE_XRGB_8888 },
+ { DRM_FORMAT_XBGR8888, ADE_XBGR_8888 },
+ { DRM_FORMAT_RGBA8888, ADE_RGBA_8888 },
+ { DRM_FORMAT_BGRA8888, ADE_BGRA_8888 },
+ { DRM_FORMAT_ARGB8888, ADE_ARGB_8888 },
+ { DRM_FORMAT_ABGR8888, ADE_ABGR_8888 },
+ /* packed YCbCr */
+ { DRM_FORMAT_YUYV, ADE_YUYV },
+ { DRM_FORMAT_YVYU, ADE_YVYU },
+ { DRM_FORMAT_UYVY, ADE_UYVY },
+ { DRM_FORMAT_VYUY, ADE_VYUY },
+ /* 2 plane YCbCr */
+ { DRM_FORMAT_NV12, ADE_NV12 },
+ { DRM_FORMAT_NV21, ADE_NV21 },
+ /* 3 plane YCbCr */
+ { DRM_FORMAT_YUV444, ADE_YUV444 },
+};
+
+static const u32 channel_formats1[] = {
+ /* channel 1,2,3,4 */
+ DRM_FORMAT_RGB565, DRM_FORMAT_BGR565, DRM_FORMAT_RGB888,
+ DRM_FORMAT_BGR888, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_RGBA8888, DRM_FORMAT_BGRA8888, DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888
+};
+
+static const u32 channel_formats2[] = {
+ /* channel 5,6 */
+ DRM_FORMAT_RGB565, DRM_FORMAT_BGR565, DRM_FORMAT_RGB888,
+ DRM_FORMAT_BGR888, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_RGBA8888, DRM_FORMAT_BGRA8888, DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY,
+ DRM_FORMAT_VYUY, DRM_FORMAT_NV12, DRM_FORMAT_NV21, DRM_FORMAT_YUV444
+};
+
+static const u32 channel_formats3[] = {
+ /* disp channel 7 */
+ DRM_FORMAT_RGB565, DRM_FORMAT_BGR565, DRM_FORMAT_RGB888,
+ DRM_FORMAT_BGR888, DRM_FORMAT_XRGB8888, DRM_FORMAT_XBGR8888,
+ DRM_FORMAT_RGBA8888, DRM_FORMAT_BGRA8888, DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_ABGR8888, DRM_FORMAT_YUYV, DRM_FORMAT_YVYU, DRM_FORMAT_UYVY,
+ DRM_FORMAT_VYUY, DRM_FORMAT_YUV444
+};
+
+/*
+ * set modules' reset mode: by software or hardware
+ * set modules' reload enable/disable
+ * */
+static void ade_set_reset_and_reload(struct ade_crtc *acrtc)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u32 mask0 = (u32)acrtc->use_mask;
+ u32 mask1 = (u32)(acrtc->use_mask >> 32);
+
+ writel(mask0, base + ADE_SOFT_RST_SEL0);
+ writel(mask1, base + ADE_SOFT_RST_SEL1);
+ writel(~mask0, base + ADE_RELOAD_DIS0);
+ writel(~mask1, base + ADE_RELOAD_DIS1);
+}
+
+/*
+ * commit to ldi to display
+ */
+static void ade_display_commit(struct ade_crtc *acrtc)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u32 out_w = acrtc->dmode->hdisplay;
+ u32 out_h = acrtc->dmode->vdisplay;
+ u32 val;
+
+ /* display source setting */
+ writel(TOP_DISP_SRC_OVLY2, base + ADE_DISP_SRC_CFG);
+
+ /* ctran6 setting */
+ writel(1, base + ADE_CTRAN_DIS(ADE_CTRAN6));
+ writel(out_w * out_h - 1, base + ADE_CTRAN_IMAGE_SIZE(ADE_CTRAN6));
+
+ acrtc->use_mask |= BIT(ADE_CTRAN_BIT_OFST + ADE_CTRAN6);
+
+ /* set reset mode:soft or hw, and reload modules */
+ ade_set_reset_and_reload(acrtc);
+
+ /* enable ade */
+ wmb();
+ writel(ADE_ENABLE, base + ADE_EN);
+
+ wmb(); /* memory barrier */
+ val = ADE_ENABLE;
+ val |= readl(base + LDI_CTRL);
+ writel(val, base + LDI_CTRL);
+
+ /* dsi pixel on */
+ set_reg(base + LDI_HDMI_DSI_GT, 0x0, 1, 0);
+}
+
+static void ade_init(struct ade_hardware_context *ctx)
+{
+ void __iomem *base = ctx->base;
+ u32 val;
+
+ /* enable clk gate */
+ val = 0x01;
+ val |= readl(base + ADE_CTRL1);
+ writel(val, base + ADE_CTRL1);
+
+ /* clear overlay */
+ writel(0, base + ADE_OVLY1_TRANS_CFG);
+ writel(0, base + ADE_OVLY_CTL);
+ writel(0, base + ADE_OVLYX_CTL(ADE_OVLY2));
+
+ /* clear reset and reload regs */
+ writel(0, base + ADE_SOFT_RST_SEL0);
+ writel(0, base + ADE_SOFT_RST_SEL1);
+ writel(0xFFFFFFFF, base + ADE_RELOAD_DIS0);
+ writel(0xFFFFFFFF, base + ADE_RELOAD_DIS1);
+
+ /* for video set to 1, means that ade registers
+ * became effective at frame end */
+ val = 0x01;
+ val |= readl(base + ADE_CTRL);
+ writel(val, base + ADE_CTRL);
+}
+
+static void ade_ldi_set_mode(struct ade_hardware_context *ctx,
+ struct drm_display_mode *mode)
+{
+ void __iomem *base = ctx->base;
+ u32 hfp, hbp, hsw, vfp, vbp, vsw;
+ u32 plr_flags;
+ u32 val;
+
+ plr_flags = (mode->flags & DRM_MODE_FLAG_NVSYNC)
+ ? HISI_LDI_FLAG_NVSYNC : 0;
+ plr_flags |= (mode->flags & DRM_MODE_FLAG_NHSYNC)
+ ? HISI_LDI_FLAG_NHSYNC : 0;
+ hfp = mode->hsync_start - mode->hdisplay;
+ hbp = mode->htotal - mode->hsync_end;
+ hsw = mode->hsync_end - mode->hsync_start;
+ vfp = mode->vsync_start - mode->vdisplay;
+ vbp = mode->vtotal - mode->vsync_end;
+ vsw = mode->vsync_end - mode->vsync_start;
+ if (vsw > 15) {
+ DRM_ERROR("%s: vsw exceeded 15\n", __func__);
+ vsw = 15;
+ }
+
+ writel((hbp << 20) | (hfp << 0), base + LDI_HRZ_CTRL0);
+
+ /* p3-73 6220V100 pdf:
+ * "The configured value is the actual width - 1"
+ */
+ writel(hsw - 1, base + LDI_HRZ_CTRL1);
+ writel((vbp << 20) | (vfp << 0), base + LDI_VRT_CTRL0);
+
+ /* p3-74 6220V100 pdf:
+ * "The configured value is the actual width - 1"
+ */
+ writel(vsw - 1, base + LDI_VRT_CTRL1);
+
+ /* p3-75 6220V100 pdf:
+ * "The configured value is the actual width - 1"
+ */
+ writel(((mode->vdisplay - 1) << 20) | ((mode->hdisplay - 1) << 0),
+ base + LDI_DSP_SIZE);
+ writel(plr_flags, base + LDI_PLR_CTRL);
+
+ /*
+ * other parameters setting
+ */
+ writel(BIT(0), base + LDI_WORK_MODE);
+ val = 0x3c << 6;
+ val |= ADE_OUT_RGB_888 << 3 | BIT(2) | BIT(0);
+ writel(val, base + LDI_CTRL);
+
+ set_reg(base + LDI_DE_SPACE_LOW, 0x1, 1, 1);
+}
+
+static int ade_power_up(struct ade_hardware_context *ctx)
+{
+ void __iomem *media_base = ctx->media_base;
+ int ret;
+
+ ret = clk_set_rate(ctx->ade_core_clk, ctx->ade_core_rate);
+ if (ret) {
+ DRM_ERROR("Cannot set rate (%dHz) for ade core clk\n",
+ ctx->ade_core_rate);
+ return ret;
+ }
+ ret = clk_set_rate(ctx->media_noc_clk, ctx->media_noc_rate);
+ if (ret) {
+ DRM_ERROR("Cannot set rate (%dHz) for media noc clk\n",
+ ctx->media_noc_rate);
+ return ret;
+ }
+ ret = clk_prepare_enable(ctx->media_noc_clk);
+ if (ret) {
+ DRM_ERROR("fail to enable media_noc_clk: %d\n", ret);
+ return ret;
+ }
+
+ writel(0x20, media_base + SC_MEDIA_RSTDIS);
+
+ ret = clk_prepare_enable(ctx->ade_core_clk);
+ if (ret) {
+ DRM_ERROR("fail to enabel ade_core_clk: %d\n", ret);
+ return ret;
+ }
+
+ ade_init(ctx);
+
+ ctx->power_on = true;
+
+ return 0;
+}
+
+static void ade_power_down(struct ade_hardware_context *ctx)
+{
+ void __iomem *base = ctx->base;
+ void __iomem *media_base = ctx->media_base;
+ u32 val;
+
+ /* disable LDI*/
+ val = ADE_DISABLE;
+ val |= readl(base + LDI_CTRL);
+ writel(val, base + LDI_CTRL);
+
+ /* dsi pixel off */
+ set_reg(base + LDI_HDMI_DSI_GT, 0x1, 1, 0);
+
+ /* ade clock off */
+ clk_disable_unprepare(ctx->ade_core_clk);
+ writel(0x20, media_base + SC_MEDIA_RSTEN);
+ clk_disable_unprepare(ctx->media_noc_clk);
+
+ ctx->power_on = false;
+}
+
+static void ade_crtc_enable(struct hisi_crtc *hcrtc)
+{
+ struct ade_crtc *acrtc = to_ade_crtc(hcrtc);
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+ int ret;
+
+ if (!ctx->power_on) {
+ ret = ade_power_up(ctx);
+ if (ret) {
+ DRM_ERROR("%s: failed to power up ade\n", __func__);
+ return;
+ }
+ }
+
+ ade_display_commit(acrtc);
+}
+
+static void ade_crtc_disable(struct hisi_crtc *hcrtc)
+{
+ struct ade_crtc *acrtc = to_ade_crtc(hcrtc);
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+
+ ade_power_down(ctx);
+
+ acrtc->ch_mask = 0;
+ acrtc->use_mask = 0;
+}
+
+bool ade_crtc_mode_fixup(struct hisi_crtc *hcrtc,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adj_mode)
+{
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+ u32 clock_kHz = mode->clock;
+ int ret;
+
+ if (!ctx->power_on) {
+ ret = ade_power_up(ctx);
+ if (ret) {
+ DRM_ERROR("%s: failed to power up ade\n", __func__);
+ return ret;
+ }
+ }
+
+ do {
+ ret = clk_set_rate(ctx->ade_pix_clk, clock_kHz * 1000);
+ if (ret) {
+ DRM_ERROR("Cannot set rate (%dHz) for ade pixel clk\n",
+ clock_kHz * 1000);
+ return false;
+ }
+
+ adj_mode->clock = clk_get_rate(ctx->ade_pix_clk) / 1000;
+
+ /* This avoids a bad 720p DSI clock with 1.2GHz DPI PLL */
+ if (adj_mode->clock != 72000)
+ break;
+
+ clock_kHz += 10;
+ } while (1);
+
+ return true;
+}
+
+void ade_crtc_mode_set_nofb(struct hisi_crtc *hcrtc)
+{
+ struct ade_crtc *acrtc = to_ade_crtc(hcrtc);
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+
+ acrtc->dmode = &hcrtc->base.state->mode;
+
+ ade_ldi_set_mode(ctx, &hcrtc->base.state->mode);
+}
+
+void ade_crtc_atomic_begin(struct hisi_crtc *hcrtc)
+{
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+ int ret;
+
+ if (!ctx->power_on) {
+ ret = ade_power_up(ctx);
+ if (ret) {
+ DRM_ERROR("%s: failed to power up ade\n", __func__);
+ return;
+ }
+ }
+}
+
+void ade_crtc_atomic_flush(struct hisi_crtc *hcrtc)
+
+{
+ struct ade_crtc *acrtc = to_ade_crtc(hcrtc);
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+ void __iomem *base = ctx->base;
+
+ /* commit to display: LDI input setting */
+ if (hcrtc->enable) {
+ /* set reset and reload */
+ ade_set_reset_and_reload(acrtc);
+ /* flush ade regitsters */
+ wmb();
+ writel(ADE_ENABLE, base + ADE_EN);
+ }
+}
+
+void ade_crtc_mode_prepare(struct hisi_crtc *hcrtc)
+{
+ struct ade_hardware_context *ctx = hcrtc->ctx;
+ int ret;
+
+ if (!ctx->power_on) {
+ ret = ade_power_up(ctx);
+ if (ret) {
+ DRM_ERROR("%s: failed to power up ade\n", __func__);
+ return;
+ }
+ }
+}
+
+u32 ade_get_channel_formats(u8 ch, const u32 **formats)
+{
+ switch (ch) {
+ case ADE_CH1:
+ case ADE_CH2:
+ case ADE_CH3:
+ case ADE_CH4:
+ *formats = channel_formats1;
+ return ARRAY_SIZE(channel_formats1);
+ case ADE_CH5:
+ case ADE_CH6:
+ *formats = channel_formats2;
+ return ARRAY_SIZE(channel_formats2);
+ case ADE_DISP:
+ *formats = channel_formats3;
+ return ARRAY_SIZE(channel_formats3);
+ default:
+ DRM_ERROR("no this channel %d\n", ch);
+ *formats = NULL;
+ return 0;
+ }
+}
+
+static const struct drm_prop_enum_list ade_ch_scale_list[] = {
+ { ADE_CHANNEL_SCALE_UNSUPPORT, "unsupport" },
+ { ADE_CHANNEL_SCALE_SUPPORT, "support" },
+};
+
+static const struct drm_prop_enum_list ade_ch_blend_list[] = {
+ { ALPHA_BLENDING_NONE, "blending none" },
+ { ALPHA_BLENDING_PREMULT, "blending premult" },
+ { ALPHA_BLENDING_COVERAGE, "blending coverage" }
+};
+
+static const struct drm_prop_enum_list ade_rotation_enum_list[] = {
+ { DRM_ROTATE_0, "rotate-0" },
+ { DRM_ROTATE_90, "rotate-90" },
+ { DRM_ROTATE_180, "rotate-180" },
+ { DRM_ROTATE_270, "rotate-270" },
+ { DRM_REFLECT_X, "reflect-x" },
+ { DRM_REFLECT_Y, "reflect-y" },
+};
+
+static const struct drm_prop_enum_list ade_composition_type_enum_list[] = {
+ { COMPOSITION_UNKNOWN, "composition unknown" },
+ { COMPOSITION_GLES, "composition GLES" },
+ { COMPOSITION_HWC, "composition hwc" },
+ { COMPOSITION_MIXED, "composition mixed" }
+};
+
+int ade_install_plane_properties(struct drm_device *dev,
+ struct hisi_plane *hplane)
+{
+ struct hisi_drm_private *priv = dev->dev_private;
+ struct drm_mode_object *obj = &hplane->base.base;
+ struct drm_property *prop;
+ u8 ch = hplane->ch;
+ u64 prop_val;
+
+ /* create and attach scale capablity properties */
+ prop = priv->cap_scl_prop;
+ if (!prop) {
+ prop = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE,
+ "cap_scl",
+ ade_ch_scale_list,
+ ARRAY_SIZE(ade_ch_scale_list));
+ if (!prop)
+ return 0;
+
+ priv->cap_scl_prop = prop;
+ }
+
+ switch (ch) {
+ case ADE_CH5:
+ case ADE_CH6:
+ prop_val = ADE_CHANNEL_SCALE_SUPPORT;
+ break;
+ default:
+ prop_val = ADE_CHANNEL_SCALE_UNSUPPORT;
+ break;
+ }
+ drm_object_attach_property(obj, prop, prop_val);
+
+ /* create and attach rotation capablity properties */
+ prop = priv->cap_rot_prop;
+ if (!prop) {
+ prop = drm_property_create_bitmask(
+ dev, 0, "cap_rot",
+ ade_rotation_enum_list,
+ ARRAY_SIZE(ade_rotation_enum_list),
+ BIT(DRM_ROTATE_0) | BIT(DRM_ROTATE_90) |
+ BIT(DRM_ROTATE_180) | BIT(DRM_ROTATE_270) |
+ BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y));
+ if (!prop)
+ return 0;
+
+ priv->cap_rot_prop = prop;
+ }
+
+ switch (ch) {
+ case ADE_CH5:
+ case ADE_CH6:
+ prop_val = BIT(DRM_ROTATE_0) | BIT(DRM_ROTATE_90) |
+ BIT(DRM_ROTATE_180) | BIT(DRM_ROTATE_270) |
+ BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y);
+ break;
+ default:
+ prop_val = BIT(DRM_ROTATE_0);
+ break;
+ }
+ drm_object_attach_property(obj, prop, prop_val);
+
+ /* create and attach zpos properties */
+ prop = priv->zpos_prop;
+ if (!prop) {
+ prop = drm_property_create_range(dev, 0, "zpos", 0,
+ ADE_CH_NUM - 1);
+ if (!prop)
+ return 0;
+
+ priv->zpos_prop = prop;
+ }
+ drm_object_attach_property(obj, prop, ch);
+
+ /* create and attach rotation properties */
+ prop = dev->mode_config.rotation_property;
+ if (!prop) {
+ prop = drm_mode_create_rotation_property(
+ dev,
+ BIT(DRM_ROTATE_0) | BIT(DRM_ROTATE_90) |
+ BIT(DRM_ROTATE_180) | BIT(DRM_ROTATE_270) |
+ BIT(DRM_REFLECT_X) | BIT(DRM_REFLECT_Y));
+ if (!prop)
+ return 0;
+ dev->mode_config.rotation_property = prop;
+ }
+ drm_object_attach_property(obj, prop, DRM_ROTATE_0);
+
+ /* create and attach alpha properties */
+ prop = priv->alpha_prop;
+ if (!prop) {
+ prop = drm_property_create_range(dev, 0, "alpha", 0, 255);
+ if (!prop)
+ return 0;
+
+ priv->alpha_prop = prop;
+ }
+ drm_object_attach_property(obj, prop, 255);
+
+ /* create and attach blending properties */
+ prop = priv->blend_prop;
+ if (!prop) {
+ prop = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE,
+ "blend",
+ ade_ch_blend_list,
+ ARRAY_SIZE(ade_ch_blend_list));
+ if (!prop)
+ return 0;
+
+ priv->blend_prop = prop;
+ }
+ drm_object_attach_property(obj, prop, ALPHA_BLENDING_NONE);
+
+ return 0;
+}
+
+/* convert from fourcc format to ade format */
+static u32 ade_get_format(u32 pixel_format)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(ade_formats); i++)
+ if (ade_formats[i].pixel_format == pixel_format)
+ return ade_formats[i].ade_format;
+
+ /* not found */
+ return ADE_FORMAT_NOT_SUPPORT;
+}
+
+static bool ade_is_need_csc(u32 fmt)
+{
+ switch (fmt) {
+ case ADE_YUYV:
+ case ADE_YVYU:
+ case ADE_UYVY:
+ case ADE_VYUY:
+ case ADE_YUV444:
+ case ADE_NV12:
+ case ADE_NV21:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static void ade_rdma_set(struct ade_crtc *acrtc, struct drm_framebuffer *fb,
+ u32 ch, u32 y, u32 in_h, u32 fmt, u32 rotation)
+{
+ u32 reg_ctrl, reg_addr, reg_size, reg_stride, reg_space, reg_en;
+ struct drm_gem_cma_object *obj = hisi_drm_fb_get_gem_obj(fb, 0);
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u32 stride = fb->pitches[0];
+ u32 addr = (u32)obj->paddr + y * stride;
+
+ /* get reg offset */
+ switch (ch) {
+ case ADE_DISP:
+ reg_ctrl = RD_CH_DISP_CTRL;
+ reg_addr = RD_CH_DISP_ADDR;
+ reg_size = RD_CH_DISP_SIZE;
+ reg_stride = RD_CH_DISP_STRIDE;
+ reg_space = RD_CH_DISP_SPACE;
+ reg_en = RD_CH_DISP_EN;
+ break;
+ default:
+ reg_ctrl = RD_CH_CTRL(ch);
+ reg_addr = RD_CH_ADDR(ch);
+ reg_size = RD_CH_SIZE(ch);
+ reg_stride = RD_CH_STRIDE(ch);
+ reg_space = RD_CH_SPACE(ch);
+ reg_en = RD_CH_EN(ch);
+ break;
+ }
+
+ /* TODO: set rotation */
+ writel((fmt << 16) & 0x1f0000, base + reg_ctrl);
+ writel(addr, base + reg_addr);
+ writel((in_h << 16) | stride, base + reg_size);
+ writel(stride, base + reg_stride);
+ writel(in_h * stride, base + reg_space);
+ writel(1, base + reg_en);
+
+ acrtc->use_mask |= BIT(ADE_CH_RDMA_BIT_OFST + ch);
+}
+
+static void ade_rdma_disable(struct ade_crtc *acrtc, u32 ch)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u32 reg_en;
+
+ /* get reg offset */
+ switch (ch) {
+ case ADE_DISP:
+ reg_en = RD_CH_DISP_EN;
+ break;
+ default:
+ reg_en = RD_CH_EN(ch);
+ break;
+ }
+
+ writel(0, base + reg_en);
+
+ acrtc->use_mask &= ~BIT(ADE_CH_RDMA_BIT_OFST + ch);
+}
+
+static void ade_clip_set(struct ade_crtc *acrtc, u32 ch, u32 fb_w, u32 x,
+ u32 in_w, u32 in_h)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u32 disable_val;
+ u32 clip_left;
+ u32 clip_right;
+
+ /* ADE_DISP channel has no clip module */
+ if (ch == ADE_DISP)
+ return;
+
+ /* clip width, no need to clip height */
+ if (fb_w == in_w) { /* bypass */
+ disable_val = 1;
+ clip_left = 0;
+ clip_right = 0;
+ } else {
+ disable_val = 0;
+ clip_left = x;
+ clip_right = fb_w - (x + in_w) - 1;
+ }
+
+ writel(disable_val, base + ADE_CLIP_DISABLE(ch));
+ writel((fb_w - 1) << 16 | (in_h - 1), base + ADE_CLIP_SIZE0(ch));
+ writel(clip_left << 16 | clip_right, base + ADE_CLIP_SIZE1(ch));
+
+ acrtc->use_mask |= BIT(ADE_CLIP_BIT_OFST + ch);
+}
+
+static void ade_clip_disable(struct ade_crtc *acrtc, u32 ch)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+
+ if (ch == ADE_DISP)
+ return;
+
+ writel(1, base + ADE_CLIP_DISABLE(ch));
+ acrtc->use_mask &= ~BIT(ADE_CLIP_BIT_OFST + ch);
+}
+
+static void ade_scale_set(struct ade_crtc *acrtc, u32 ch,
+ u32 in_w, u32 in_h,
+ u32 *out_w, u32 *out_h)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ bool need_scale = false;
+ u32 o_w, o_h;
+ u32 ctrl_val;
+ u8 x;
+
+ switch (ch) {
+ case ADE_CH5:
+ x = ADE_SCL3;
+ break;
+ case ADE_CH6:
+ x = ADE_SCL1;
+ break;
+ default: /* channel 1,2,3,4,disp has no scale capability */
+ return;
+ }
+
+ if (!need_scale) {/* bypass */
+ ctrl_val = 0x400;
+ o_w = in_w;
+ o_h = in_h;
+ }
+
+ writel(ctrl_val, base + ADE_SCL_CTRL(x));
+ writel((in_h - 1) << 16 | (in_w - 1), base + ADE_SCL_IRES(x));
+ writel((o_h - 1) << 16 | (o_w - 1), base + ADE_SCL_ORES(x));
+ writel(1, base + ADE_SCL_START(x));
+
+ *out_w = o_w;
+ *out_h = o_h;
+
+ acrtc->use_mask |= BIT(ADE_SCL_BIT_OFST + x);
+}
+
+static void ade_scale_disable(struct ade_crtc *acrtc, u32 ch)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u8 x;
+
+ switch (ch) {
+ case ADE_CH5:
+ x = ADE_SCL3;
+ break;
+ case ADE_CH6:
+ x = ADE_SCL1;
+ break;
+ default: /* channel 1,2,3,4,disp has no scale capability */
+ return;
+ }
+
+ writel(0, base + ADE_SCL_START(x));
+
+ acrtc->use_mask &= ~BIT(ADE_SCL_BIT_OFST + x);
+}
+
+/* corlor space converting */
+static void ade_ctran_set(struct ade_crtc *acrtc, u32 ch,
+ u32 in_w, u32 in_h,
+ u32 fmt)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ bool need_ctran = ade_is_need_csc(fmt);
+ u8 x;
+
+ switch (ch) {
+ case ADE_DISP:
+ x = ADE_CTRAN5;
+ break;
+ case ADE_CH5:
+ x = ADE_CTRAN1;
+ break;
+ case ADE_CH6:
+ x = ADE_CTRAN2;
+ break;
+ default: /* channel 1,2,3,4 has no csc capability */
+ return;
+ }
+
+ if (!need_ctran) {/* bypass */
+ writel(1, base + ADE_CTRAN_DIS(x));
+ writel(in_w * in_h - 1, base + ADE_CTRAN_IMAGE_SIZE(x));
+ }
+
+ acrtc->use_mask |= BIT(ADE_CTRAN_BIT_OFST + x);
+}
+
+static void ade_ctran_disable(struct ade_crtc *acrtc, u32 ch)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u8 x;
+
+ switch (ch) {
+ case ADE_DISP:
+ x = ADE_CTRAN5;
+ break;
+ case ADE_CH5:
+ x = ADE_CTRAN1;
+ break;
+ case ADE_CH6:
+ x = ADE_CTRAN2;
+ break;
+ default: /* channel 1,2,3,4 has no csc capability */
+ return;
+ }
+
+ writel(1, base + ADE_CTRAN_DIS(x));
+
+ acrtc->use_mask &= ~BIT(ADE_CTRAN_BIT_OFST + x);
+}
+
+static bool has_Alpha_channel(int format)
+{
+ switch (format) {
+ case ADE_ARGB_8888:
+ case ADE_ABGR_8888:
+ case ADE_RGBA_8888:
+ case ADE_BGRA_8888:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static void ade_get_blending_params(u32 blend, u32 fmt, u8 glb_alpha,
+ u8 *alp_mode, u8 *alp_sel,
+ u8 *under_alp_sel)
+{
+ bool has_alpha = has_Alpha_channel(fmt);
+
+ /* get alp_mode */
+ if (has_alpha && glb_alpha < 0xFF)
+ *alp_mode = ADE_ALP_PIXEL_AND_GLB;
+ else if (has_alpha)
+ *alp_mode = ADE_ALP_PIXEL;
+ else
+ *alp_mode = ADE_ALP_GLOBAL;
+
+ /* get alp sel */
+ *alp_sel = ADE_ALP_MUL_COEFF_3; /* 1 */
+ *under_alp_sel = ADE_ALP_MUL_COEFF_1; /* 1 - alpha */
+
+ switch (blend) {
+ case ALPHA_BLENDING_PREMULT:
+ break;
+ case ALPHA_BLENDING_COVERAGE:
+ *alp_sel = ADE_ALP_MUL_COEFF_0; /* alpha */
+ break;
+ case ALPHA_BLENDING_NONE:
+ *under_alp_sel = ADE_ALP_MUL_COEFF_2; /* 0 */
+ break;
+ default:
+ DRM_ERROR("unsupport blending=0x%X\n", blend);
+ break;
+ }
+}
+
+static void ade_overlay_set(struct ade_crtc *acrtc, u8 ch, u8 zpos, u32 x0,
+ u32 y0, u32 in_w, u32 in_h, u32 blend,
+ u8 glb_alpha, u32 fmt)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ struct hisi_crtc_state *
+ state = to_hisi_crtc_state(acrtc->base.base.state);
+ void __iomem *base = ctx->base;
+ u8 comp_type = state->comp_type;
+ u8 ovly_ch = zpos;
+ u8 x = ADE_OVLY2;
+ u32 x1 = x0 + in_w - 1;
+ u32 y1 = y0 + in_h - 1;
+ u32 val;
+ u8 alp_sel;
+ u8 under_alp_sel;
+ u8 alp_mode;
+
+ ade_get_blending_params(blend, fmt, glb_alpha, &alp_mode,
+ &alp_sel, &under_alp_sel);
+
+ /*
+ * when all the HWC layers are composed by HWC, target layer(aka primary
+ * plane) should be ignored. So make primary plane transparent.
+ */
+
+ if (ch == PRIMARY_CH) {
+ if (comp_type == COMPOSITION_HWC)
+ alp_sel = ADE_ALP_MUL_COEFF_2; /* 0 */
+ else if (comp_type == COMPOSITION_GLES)
+ under_alp_sel = ADE_ALP_MUL_COEFF_2; /* 0 */
+ }
+
+ /* overlay routing setting */
+ writel(x0 << 16 | y0, base + ADE_OVLY_CH_XY0(ovly_ch));
+ writel(x1 << 16 | y1, base + ADE_OVLY_CH_XY1(ovly_ch));
+ val = (ch + 1) << ADE_OVLY_CH_SEL_OFST | BIT(ADE_OVLY_CH_EN_OFST) |
+ alp_sel << ADE_OVLY_CH_ALP_SEL_OFST |
+ under_alp_sel << ADE_OVLY_CH_UNDER_ALP_SEL_OFST |
+ glb_alpha << ADE_OVLY_CH_ALP_GBL_OFST |
+ alp_mode << ADE_OVLY_CH_ALP_MODE_OFST;
+ writel(val, base + ADE_OVLY_CH_CTL(ovly_ch));
+ val = (x + 1) << (ovly_ch * 4) | readl(base + ADE_OVLY_CTL);
+ writel(val, base + ADE_OVLY_CTL);
+
+ if (ch == ADE_DISP)
+ writel(1, base + ADE_CTRAN5_TRANS_CFG);
+
+ /* when primary is enable, indicate that it's ready to output. */
+ if (ch == PRIMARY_CH) {
+ val = (in_w - 1) << 16 | (in_h - 1);
+ writel(val, base + ADE_OVLY_OUTPUT_SIZE(x));
+ writel(1, base + ADE_OVLYX_CTL(x));
+ acrtc->use_mask |= BIT(ADE_OVLY_BIT_OFST + x);
+ }
+}
+
+static void ade_overlay_disable(struct ade_crtc *acrtc, u32 ch, u8 zpos)
+{
+ struct ade_hardware_context *ctx = acrtc->base.ctx;
+ void __iomem *base = ctx->base;
+ u8 ovly_ch = zpos;
+ u32 val;
+
+ val = ~BIT(6) & readl(base + ADE_OVLY_CH_CTL(ovly_ch));
+ writel(val, base + ADE_OVLY_CH_CTL(ovly_ch));
+
+ val = ~(0x3 << (ovly_ch * 4)) & readl(base + ADE_OVLY_CTL);
+ writel(val, base + ADE_OVLY_CTL);
+
+ if (ch == ADE_DISP)
+ writel(0, base + ADE_CTRAN5_TRANS_CFG);
+}
+
+/*
+ * Typicaly, a channel looks like: DMA-->clip-->scale-->ctrans-->overlay
+ */
+static void ade_update_channel(struct hisi_plane *hplane,
+ struct ade_crtc *acrtc,
+ struct drm_framebuffer *fb, int crtc_x,
+ int crtc_y, unsigned int crtc_w,
+ unsigned int crtc_h, u32 src_x,
+ u32 src_y, u32 src_w, u32 src_h)
+{
+ struct drm_plane_state *state = hplane->base.state;
+ struct hisi_plane_state *hstate = to_hisi_plane_state(state);
+ u8 ch = hplane->ch;
+ u8 zpos = hstate->zpos;
+ u8 glb_alpha = hstate->alpha;
+ u32 blend = hstate->blend;
+ u32 rotation = state->rotation;
+ u32 fmt = ade_get_format(fb->pixel_format);
+ u32 in_w;
+ u32 in_h;
+ u32 out_w;
+ u32 out_h;
+
+ /* 1) DMA setting */
+ in_w = src_w;
+ in_h = src_h;
+ ade_rdma_set(acrtc, fb, ch, src_y, in_h, fmt, rotation);
+
+ /* 2) clip setting */
+ ade_clip_set(acrtc, ch, fb->width, src_x, in_w, in_h);
+
+ /* 3) scale setting */
+ out_w = crtc_w;
+ out_h = crtc_h;
+ ade_scale_set(acrtc, ch, in_w, in_h, &out_w, &out_h);
+
+ /* 4) ctran/csc setting */
+ in_w = out_w;
+ in_h = out_h;
+ ade_ctran_set(acrtc, ch, in_w, in_h, fmt);
+
+ /* 5) overlay routing setting */
+ ade_overlay_set(acrtc, ch, zpos, crtc_x, crtc_y, in_w, in_h, blend,
+ glb_alpha, fmt);
+
+ acrtc->ch_mask |= BIT(ch);
+}
+
+static void ade_disable_channel(struct hisi_plane *hplane,
+ struct ade_crtc *acrtc)
+{
+ struct drm_plane_state *state = hplane->base.state;
+ struct hisi_plane_state *hstate = to_hisi_plane_state(state);
+ u32 ch = hplane->ch;
+ u8 zpos = hstate->zpos;
+
+ /* reset state */
+ hstate->zpos = hplane->base.type == DRM_PLANE_TYPE_PRIMARY ? 0 :
+ drm_plane_index(&hplane->base);
+ state->rotation = BIT(DRM_ROTATE_0);
+ hstate->alpha = 255;
+ hstate->blend = ALPHA_BLENDING_NONE;
+
+ /*
+ * when primary is disable, power is down
+ * so no need to disable this channel.
+ */
+ if (ch == PRIMARY_CH)
+ return;
+
+ /* disable read DMA */
+ ade_rdma_disable(acrtc, ch);
+
+ /* disable clip */
+ ade_clip_disable(acrtc, ch);
+
+ /* disable scale */
+ ade_scale_disable(acrtc, ch);
+
+ /* disable ctran */
+ ade_ctran_disable(acrtc, ch);
+
+ /* disable overlay routing */
+ ade_overlay_disable(acrtc, ch, zpos);
+
+ acrtc->ch_mask &= ~BIT(ch);
+}
+
+void ade_plane_atomic_disable(struct hisi_plane *hplane,
+ struct drm_plane_state *old_state)
+{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(old_state->crtc);
+ struct ade_crtc *acrtc = to_ade_crtc(hcrtc);
+
+ ade_disable_channel(hplane, acrtc);
+}
+
+void ade_plane_atomic_update(struct hisi_plane *hplane,
+ struct drm_plane_state *old_state)
+{
+ struct drm_plane *plane = &hplane->base;
+ struct drm_plane_state *state = plane->state;
+ struct hisi_crtc *hcrtc = to_hisi_crtc(state->crtc);
+ struct ade_crtc *acrtc = to_ade_crtc(hcrtc);
+
+ ade_update_channel(hplane, acrtc, state->fb,
+ state->crtc_x, state->crtc_y,
+ state->crtc_w, state->crtc_h,
+ state->src_x >> 16, state->src_y >> 16,
+ state->src_w >> 16, state->src_h >> 16);
+}
+
+int ade_install_crtc_properties(struct drm_device *dev,
+ struct hisi_crtc *hcrtc)
+{
+ struct hisi_drm_private *priv = dev->dev_private;
+ struct drm_mode_object *obj = &hcrtc->base.base;
+ struct drm_property *prop;
+
+ /* create and attach composition type properties */
+ prop = priv->comp_type_prop;
+ if (!prop) {
+ prop = drm_property_create_enum(
+ dev, 0, "comp_type",
+ ade_composition_type_enum_list,
+ ARRAY_SIZE(ade_composition_type_enum_list));
+ if (!prop)
+ return 0;
+
+ priv->comp_type_prop = prop;
+ }
+ drm_object_attach_property(obj, prop, COMPOSITION_UNKNOWN);
+
+ return 0;
+}
+
+static struct hisi_crtc_ops ade_crtc_ops = {
+ .enable = ade_crtc_enable,
+ .disable = ade_crtc_disable,
+ .mode_prepare = ade_crtc_mode_prepare,
+ .mode_fixup = ade_crtc_mode_fixup,
+ .mode_set_nofb = ade_crtc_mode_set_nofb,
+ .atomic_begin = ade_crtc_atomic_begin,
+ .atomic_flush = ade_crtc_atomic_flush,
+ .install_properties = ade_install_crtc_properties,
+};
+
+static struct hisi_plane_funcs ade_plane_ops = {
+ .atomic_update = ade_plane_atomic_update,
+ .atomic_disable = ade_plane_atomic_disable,
+ .install_properties = ade_install_plane_properties,
+ .get_properties = ade_get_channel_formats,
+};
+
static int ade_dts_parse(struct platform_device *pdev,
struct ade_hardware_context *ctx)
{
@@ -129,19 +1206,25 @@ static int ade_bind(struct device *dev, struct device *master, void *data)
hplane = &ade->hplane[i];
hplane->ch = i;
hplane->ctx = ctx;
+ hplane->ops = &ade_plane_ops;
type = i == PRIMARY_CH ? DRM_PLANE_TYPE_PRIMARY :
DRM_PLANE_TYPE_OVERLAY;
ret = hisi_drm_plane_init(drm_dev, hplane, type);
- if (ret)
+ if (ret) {
+ DRM_ERROR("failed to hisi drm plane init\n");
return ret;
+ }
}
/* crtc init */
+ hcrtc->ops = &ade_crtc_ops;
hcrtc->ctx = ctx;
ret = hisi_drm_crtc_init(drm_dev, hcrtc, &ade->hplane[PRIMARY_CH].base);
- if (ret)
+ if (ret) {
+ DRM_ERROR("failed to hisi drm crtc init\n");
return ret;
+ }
return 0;
}
@@ -13,6 +13,113 @@
#ifndef __HISI_ADE_REG_H__
#define __HISI_ADE_REG_H__
+/********** ADE Register Offset ***********/
+#define ADE_CTRL (0x4)
+#define ADE_CTRL1 (0x8C)
+#define ADE_DISP_SRC_CFG (0x18)
+#define ADE_OVLY1_TRANS_CFG (0x2C)
+#define ADE_EN (0x100)
+/* reset and reload regs */
+#define ADE_SOFT_RST_SEL0 (0x78)
+#define ADE_SOFT_RST_SEL1 (0x7C)
+#define ADE_RELOAD_DIS0 (0xAC)
+#define ADE_RELOAD_DIS1 (0xB0)
+#define ADE_CH_RDMA_BIT_OFST (0)
+#define ADE_CLIP_BIT_OFST (15)
+#define ADE_SCL_BIT_OFST (21)
+#define ADE_CTRAN_BIT_OFST (24)
+#define ADE_OVLY_BIT_OFST (37) /* 32+5 */
+/* channel regs */
+#define RD_CH_CTRL(x) (0x1004 + (x) * 0x80)
+#define RD_CH_ADDR(x) (0x1008 + (x) * 0x80)
+#define RD_CH_SIZE(x) (0x100C + (x) * 0x80)
+#define RD_CH_STRIDE(x) (0x1010 + (x) * 0x80)
+#define RD_CH_SPACE(x) (0x1014 + (x) * 0x80)
+#define RD_CH_EN(x) (0x1020 + (x) * 0x80)
+#define RD_CH_DISP_CTRL (0x1404)
+#define RD_CH_DISP_ADDR (0x1408)
+#define RD_CH_DISP_SIZE (0x140C)
+#define RD_CH_DISP_STRIDE (0x1410)
+#define RD_CH_DISP_SPACE (0x1414)
+#define RD_CH_DISP_EN (0x142C)
+/* clip regs */
+#define ADE_CLIP_DISABLE(x) (0x6800 + (x) * 0x100)
+#define ADE_CLIP_SIZE0(x) (0x6804 + (x) * 0x100)
+#define ADE_CLIP_SIZE1(x) (0x6808 + (x) * 0x100)
+/* scale regs */
+#define ADE_SCL_CTRL(x) (0x3000 + (x) * 0x800)
+#define ADE_SCL_ORES(x) (0x3014 + (x) * 0x800)
+#define ADE_SCL_IRES(x) (0x3018 + (x) * 0x800)
+#define ADE_SCL_START(x) (0x301C + (x) * 0x800)
+/* ctran regs */
+#define ADE_CTRAN5_TRANS_CFG (0x40)
+#define ADE_CTRAN_DIS(x) (0x5004 + (x) * 0x100)
+#define ADE_CTRAN_IMAGE_SIZE(x) (0x503C + (x) * 0x100)
+/* overlay regs */
+#define ADE_OVLY_CH_XY0(x) (0x2004 + (x) * 4)
+#define ADE_OVLY_CH_XY1(x) (0x2024 + (x) * 4)
+#define ADE_OVLY_CH_CTL(x) (0x204C + (x) * 4)
+#define ADE_OVLY_OUTPUT_SIZE(x) (0x2070 + (x) * 8)
+#define ADE_OVLYX_CTL(x) (0x209C + (x) * 4)
+#define ADE_OVLY_CTL (0x98)
+#define ADE_OVLY_CH_ALP_MODE_OFST (0)
+#define ADE_OVLY_CH_ALP_SEL_OFST (2)
+#define ADE_OVLY_CH_UNDER_ALP_SEL_OFST (4)
+#define ADE_OVLY_CH_EN_OFST (6)
+#define ADE_OVLY_CH_ALP_GBL_OFST (15)
+#define ADE_OVLY_CH_SEL_OFST (28)
+
+/* media regs */
+#define SC_MEDIA_RSTDIS (0x530)
+#define SC_MEDIA_RSTEN (0x52C)
+
+/*set ADE flag param define */
+#define ADE_DISABLE (0)
+#define ADE_ENABLE (1)
+#define ADE_RGB (0)
+#define ADE_BGR (1)
+
+/* ADE out format param */
+enum {
+ ADE_OUT_RGB_565 = 0,
+ ADE_OUT_RGB_666,
+ ADE_OUT_RGB_888
+};
+
+/*
+ * ADE read as big-endian, so revert the
+ * rgb order described in the SoC datasheet
+ * */
+enum ADE_FORMAT {
+ ADE_BGR_565,
+ ADE_RGB_565,
+ ADE_XBGR_8888,
+ ADE_XRGB_8888,
+ ADE_ABGR_8888,
+ ADE_ARGB_8888,
+ ADE_BGRA_8888,
+ ADE_RGBA_8888,
+ ADE_BGR_888,
+ ADE_RGB_888,
+ ADE_YUYV = 16,
+ ADE_YVYU,
+ ADE_UYVY,
+ ADE_VYUY,
+ ADE_YUV444,
+ ADE_NV12,
+ ADE_NV21,
+ ADE_FORMAT_NOT_SUPPORT = 800
+};
+
+/* ldi src cfg */
+enum {
+ TOP_DISP_SRC_NONE = 0,
+ TOP_DISP_SRC_OVLY2,
+ TOP_DISP_SRC_DISP,
+ TOP_DISP_SRC_ROT,
+ TOP_DISP_SRC_SCL2
+};
+
enum ade_channel {
ADE_CH1 = 0, /* channel 1 for primary plane */
ADE_CH2,
@@ -24,4 +131,78 @@ enum ade_channel {
ADE_CH_NUM
};
+enum ade_scale {
+ ADE_SCL1 = 0,
+ ADE_SCL2,
+ ADE_SCL3,
+ ADE_SCL_NUM
+};
+
+enum ade_ctran {
+ ADE_CTRAN1 = 0,
+ ADE_CTRAN2,
+ ADE_CTRAN3,
+ ADE_CTRAN4,
+ ADE_CTRAN5,
+ ADE_CTRAN6,
+ ADE_CTRAN_NUM
+};
+
+enum ade_overlay {
+ ADE_OVLY1 = 0,
+ ADE_OVLY2,
+ ADE_OVLY3,
+ ADE_OVLY_NUM
+};
+
+enum {
+ ADE_ALP_GLOBAL = 0,
+ ADE_ALP_PIXEL,
+ ADE_ALP_PIXEL_AND_GLB
+};
+
+enum {
+ ADE_ALP_MUL_COEFF_0 = 0, /* alpha */
+ ADE_ALP_MUL_COEFF_1, /* 1-alpha */
+ ADE_ALP_MUL_COEFF_2, /* 0 */
+ ADE_ALP_MUL_COEFF_3 /* 1 */
+};
+
+/********** LDI Register Offset ***********/
+#define LDI_HRZ_CTRL0 (0x7400)
+#define LDI_HRZ_CTRL1 (0x7404)
+#define LDI_VRT_CTRL0 (0x7408)
+#define LDI_VRT_CTRL1 (0x740C)
+#define LDI_PLR_CTRL (0x7410)
+#define LDI_DSP_SIZE (0x7414)
+#define LDI_INT_EN (0x741C)
+#define LDI_CTRL (0x7420)
+#define LDI_MSK_INT (0x7428)
+#define LDI_INT_CLR (0x742C)
+#define LDI_WORK_MODE (0x7430)
+#define LDI_DE_SPACE_LOW (0x7438)
+#define LDI_HDMI_DSI_GT (0x7434)
+
+/* LDI Timing Polarity defines */
+#define HISI_LDI_FLAG_NVSYNC BIT(0)
+#define HISI_LDI_FLAG_NHSYNC BIT(1)
+#define HISI_LDI_FLAG_NPIXCLK BIT(2)
+#define HISI_LDI_FLAG_NDE BIT(3)
+
+/* set LDI param define */
+#define LDI_TEST (0)
+#define LDI_WORK (1)
+#define LDI_ISR_FRAME_END_INT (0x02)
+#define LDI_ISR_UNDER_FLOW_INT (0x04)
+
+/********** LDI Register Write/Read Helper functions ***********/
+static inline void set_reg(u8 *addr, u32 val, u32 bw, u32 bs)
+{
+ u32 mask = (1 << bw) - 1;
+ u32 tmp = readl(addr);
+
+ tmp &= ~(mask << bs);
+ writel(tmp | ((val & mask) << bs), addr);
+}
+
#endif
@@ -19,35 +19,82 @@
static void hisi_drm_crtc_enable(struct drm_crtc *crtc)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
+
+ if (hcrtc->enable)
+ return;
+
+ if (ops->enable)
+ ops->enable(hcrtc);
+ drm_crtc_vblank_on(crtc);
+
+ hcrtc->enable = true;
}
static void hisi_drm_crtc_disable(struct drm_crtc *crtc)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
+
+ if (!hcrtc->enable)
+ return;
+
+ drm_crtc_vblank_off(crtc);
+ if (ops->disable)
+ ops->disable(hcrtc);
+
+ hcrtc->enable = false;
}
static void hisi_drm_crtc_mode_prepare(struct drm_crtc *crtc)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
+
+ if (ops->mode_prepare)
+ ops->mode_prepare(hcrtc);
}
static bool hisi_drm_crtc_mode_fixup(struct drm_crtc *crtc,
const struct drm_display_mode *mode,
struct drm_display_mode *adj_mode)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
bool ret = true;
+ if (ops->mode_fixup)
+ ret = ops->mode_fixup(hcrtc, mode, adj_mode);
+
return ret;
}
static void hisi_drm_crtc_mode_set_nofb(struct drm_crtc *crtc)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
+
+ if (ops->mode_set_nofb)
+ ops->mode_set_nofb(hcrtc);
}
static void hisi_crtc_atomic_begin(struct drm_crtc *crtc)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
+
+ if (ops->atomic_begin)
+ ops->atomic_begin(hcrtc);
}
static void hisi_crtc_atomic_flush(struct drm_crtc *crtc)
{
+ struct hisi_crtc *hcrtc = to_hisi_crtc(crtc);
+ struct hisi_crtc_ops *ops = hcrtc->ops;
+
+ if (ops->atomic_flush)
+ ops->atomic_flush(hcrtc);
}
static const struct drm_crtc_helper_funcs crtc_helper_funcs = {
@@ -13,6 +13,7 @@
#ifndef __HISI_DRM_CRTC_H__
#define __HISI_DRM_CRTC_H__
+#define to_hisi_crtc(crtc) container_of(crtc, struct hisi_crtc, base)
#define to_hisi_crtc_state(state) \
container_of(state, struct hisi_crtc_state, base)
@@ -27,9 +28,20 @@ struct hisi_crtc {
struct drm_crtc base;
void *ops;
void *ctx;
+ bool enable;
};
struct hisi_crtc_ops {
+ void (*disable)(struct hisi_crtc *hcrtc);
+ void (*enable)(struct hisi_crtc *hcrtc);
+ void (*mode_prepare)(struct hisi_crtc *hcrtc);
+ bool (*mode_fixup)(struct hisi_crtc *hcrtc,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adj_mode);
+ void (*mode_set_nofb)(struct hisi_crtc *hcrtc);
+ void (*atomic_begin)(struct hisi_crtc *hcrtc);
+ void (*atomic_flush)(struct hisi_crtc *hcrtc);
+ void (*destroy)(struct hisi_crtc *hcrtc);
int (*install_properties)(struct drm_device *dev,
struct hisi_crtc *hcrtc);
};
@@ -10,8 +10,8 @@
*
*/
-#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_crtc_helper.h>
+#include <drm/drm_gem_cma_helper.h>
#include "hisi_drm_fb.h"
@@ -154,3 +154,22 @@ err_gem_object_unreference:
return ERR_PTR(ret);
}
+/**
+ * hisi_drm_fb_get_gem_obj() - Get CMA GEM object for framebuffer
+ * @fb: The framebuffer
+ * @plane: Which plane
+ *
+ * Return the CMA GEM object for given framebuffer.
+ *
+ * This function will usually be called from the CRTC callback functions.
+ */
+struct drm_gem_cma_object *hisi_drm_fb_get_gem_obj(struct drm_framebuffer *fb,
+ unsigned int plane)
+{
+ struct hisi_drm_fb *hisi_fb = to_hisi_drm_fb(fb);
+
+ if (plane >= 4)
+ return NULL;
+
+ return hisi_fb->obj[plane];
+}
@@ -22,5 +22,7 @@ struct hisi_drm_fb {
struct drm_framebuffer *hisi_drm_fb_create(struct drm_device *dev,
struct drm_file *file_priv,
struct drm_mode_fb_cmd2 *mode_cmd);
+struct drm_gem_cma_object *
+hisi_drm_fb_get_gem_obj(struct drm_framebuffer *fb, unsigned int plane);
#endif /* __HISI_DRM_FB_H__ */
@@ -24,11 +24,28 @@
static void hisi_plane_atomic_disable(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
+ struct hisi_plane *hplane = to_hisi_plane(plane);
+ struct hisi_plane_funcs *ops = hplane->ops;
+
+ if (!old_state->crtc)
+ return;
+
+ if (ops->atomic_disable)
+ ops->atomic_disable(hplane, old_state);
}
static void hisi_plane_atomic_update(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
+ struct hisi_plane *hplane = to_hisi_plane(plane);
+ struct hisi_plane_funcs *ops = hplane->ops;
+ struct drm_plane_state *hstate = plane->state;
+
+ if (!hstate->crtc)
+ return;
+
+ if (ops->atomic_update)
+ ops->atomic_update(hplane, old_state);
}
int hisi_plane_atomic_check(struct drm_plane *plane,
@@ -35,6 +35,10 @@ struct hisi_plane_funcs {
u32 (*get_properties)(u8 ch, const u32 **formats);
int (*install_properties)(struct drm_device *dev,
struct hisi_plane *hplane);
+ void (*atomic_update)(struct hisi_plane *hplane,
+ struct drm_plane_state *old_state);
+ void (*atomic_disable)(struct hisi_plane *hplane,
+ struct drm_plane_state *old_state);
};
int hisi_drm_plane_init(struct drm_device *dev, struct hisi_plane *hplane,