[01/11] drm/i915: refactor some crtc code out of intel display. (v2)

Message ID	20210114090522.22750-2-airlied@gmail.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=EqF4=GR=lists.freedesktop.org=intel-gfx-bounces@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 17B9E221E2 From: Dave Airlie <airlied@gmail.com> To: intel-gfx@lists.freedesktop.org Date: Thu, 14 Jan 2021 19:05:12 +1000 Message-Id: <20210114090522.22750-2-airlied@gmail.com> In-Reply-To: <20210114090522.22750-1-airlied@gmail.com> References: <20210114090522.22750-1-airlied@gmail.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 01/11] drm/i915: refactor some crtc code out of intel display. (v2) Precedence: list Cc: Jani Nikula <jani.nikula@intel.com>, Dave Airlie <airlied@redhat.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
Series	[01/11] drm/i915: refactor some crtc code out of intel display. (v2) \| expand [01/11] drm/i915: refactor some crtc code out of intel display. (v2) [02/11] drm/i915: refactor pll code out into intel_dpll.c [03/11] drm/i915: split fdi code out from intel_display.c [04/11] drm/i915: refactor ddi translations into a separate file [05/11] drm/i915: migrate hsw fdi code to new file. [06/11] drm/i915: migrate skl planes code new file (v3) [07/11] drm/i915: move pipe update code into crtc. [08/11] drm/i915: split fb scalable checks into g4x and skl versions [09/11] drm/i915: move is_ccs_modifier to an inline [10/11] drm/i915: migrate pll enable/disable code to intel_dpll.[ch] [11/11] drm/i915: migrate i9xx plane get config

diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index eb0d710cff8c..c0edb610ca97 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -196,6 +196,7 @@ i915-y += \ display/intel_color.o \ display/intel_combo_phy.o \ display/intel_connector.o \ + display/intel_crtc.o \ display/intel_csr.o \ display/intel_cursor.o \ display/intel_display.o \ diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c new file mode 100644 index 000000000000..57b0a3ebe908 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_crtc.c @@ -0,0 +1,325 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2020 Intel Corporation + */ +#include <linux/kernel.h> +#include <linux/slab.h> + +#include <drm/drm_atomic_helper.h> +#include <drm/drm_fourcc.h> +#include <drm/drm_plane.h> +#include <drm/drm_plane_helper.h> + +#include "intel_atomic.h" +#include "intel_atomic_plane.h" +#include "intel_color.h" +#include "intel_crtc.h" +#include "intel_cursor.h" +#include "intel_display_debugfs.h" +#include "intel_display_types.h" +#include "intel_pipe_crc.h" +#include "intel_sprite.h" +#include "i9xx_plane.h" + +static void assert_vblank_disabled(struct drm_crtc *crtc) +{ + if (I915_STATE_WARN_ON(drm_crtc_vblank_get(crtc) == 0)) + drm_crtc_vblank_put(crtc); +} + +u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc) +{ + struct drm_device *dev = crtc->base.dev; + struct drm_vblank_crtc *vblank = &dev->vblank[drm_crtc_index(&crtc->base)]; + + if (!vblank->max_vblank_count) + return (u32)drm_crtc_accurate_vblank_count(&crtc->base); + + return crtc->base.funcs->get_vblank_counter(&crtc->base); +} + +u32 intel_crtc_max_vblank_count(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + u32 mode_flags = crtc->mode_flags; + + /* + * From Gen 11, In case of dsi cmd mode, frame counter wouldnt + * have updated at the beginning of TE, if we want to use + * the hw counter, then we would find it updated in only + * the next TE, hence switching to sw counter. + */ + if (mode_flags & (I915_MODE_FLAG_DSI_USE_TE0 | I915_MODE_FLAG_DSI_USE_TE1)) + return 0; + + /* + * On i965gm the hardware frame counter reads + * zero when the TV encoder is enabled :( + */ + if (IS_I965GM(dev_priv) && + (crtc_state->output_types & BIT(INTEL_OUTPUT_TVOUT))) + return 0; + + if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) + return 0xffffffff; /* full 32 bit counter */ + else if (INTEL_GEN(dev_priv) >= 3) + return 0xffffff; /* only 24 bits of frame count */ + else + return 0; /* Gen2 doesn't have a hardware frame counter */ +} + +void intel_crtc_vblank_on(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + assert_vblank_disabled(&crtc->base); + drm_crtc_set_max_vblank_count(&crtc->base, + intel_crtc_max_vblank_count(crtc_state)); + drm_crtc_vblank_on(&crtc->base); +} + +void intel_crtc_vblank_off(const struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + + drm_crtc_vblank_off(&crtc->base); + assert_vblank_disabled(&crtc->base); +} + +struct intel_crtc_state *intel_crtc_state_alloc(struct intel_crtc *crtc) +{ + struct intel_crtc_state *crtc_state; + + crtc_state = kmalloc(sizeof(*crtc_state), GFP_KERNEL); + + if (crtc_state) + intel_crtc_state_reset(crtc_state, crtc); + + return crtc_state; +} + +void intel_crtc_state_reset(struct intel_crtc_state *crtc_state, + struct intel_crtc *crtc) +{ + memset(crtc_state, 0, sizeof(*crtc_state)); + + __drm_atomic_helper_crtc_state_reset(&crtc_state->uapi, &crtc->base); + + crtc_state->cpu_transcoder = INVALID_TRANSCODER; + crtc_state->master_transcoder = INVALID_TRANSCODER; + crtc_state->hsw_workaround_pipe = INVALID_PIPE; + crtc_state->output_format = INTEL_OUTPUT_FORMAT_INVALID; + crtc_state->scaler_state.scaler_id = -1; + crtc_state->mst_master_transcoder = INVALID_TRANSCODER; +} + +static struct intel_crtc *intel_crtc_alloc(void) +{ + struct intel_crtc_state *crtc_state; + struct intel_crtc *crtc; + + crtc = kzalloc(sizeof(*crtc), GFP_KERNEL); + if (!crtc) + return ERR_PTR(-ENOMEM); + + crtc_state = intel_crtc_state_alloc(crtc); + if (!crtc_state) { + kfree(crtc); + return ERR_PTR(-ENOMEM); + } + + crtc->base.state = &crtc_state->uapi; + crtc->config = crtc_state; + + return crtc; +} + +static void intel_crtc_free(struct intel_crtc *crtc) +{ + intel_crtc_destroy_state(&crtc->base, crtc->base.state); + kfree(crtc); +} + +static void intel_crtc_destroy(struct drm_crtc *crtc) +{ + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + + drm_crtc_cleanup(crtc); + kfree(intel_crtc); +} + +static int intel_crtc_late_register(struct drm_crtc *crtc) +{ + intel_crtc_debugfs_add(crtc); + return 0; +} + +#define INTEL_CRTC_FUNCS \ + .set_config = drm_atomic_helper_set_config, \ + .destroy = intel_crtc_destroy, \ + .page_flip = drm_atomic_helper_page_flip, \ + .atomic_duplicate_state = intel_crtc_duplicate_state, \ + .atomic_destroy_state = intel_crtc_destroy_state, \ + .set_crc_source = intel_crtc_set_crc_source, \ + .verify_crc_source = intel_crtc_verify_crc_source, \ + .get_crc_sources = intel_crtc_get_crc_sources, \ + .late_register = intel_crtc_late_register + +static const struct drm_crtc_funcs bdw_crtc_funcs = { + INTEL_CRTC_FUNCS, + + .get_vblank_counter = g4x_get_vblank_counter, + .enable_vblank = bdw_enable_vblank, + .disable_vblank = bdw_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +static const struct drm_crtc_funcs ilk_crtc_funcs = { + INTEL_CRTC_FUNCS, + + .get_vblank_counter = g4x_get_vblank_counter, + .enable_vblank = ilk_enable_vblank, + .disable_vblank = ilk_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +static const struct drm_crtc_funcs g4x_crtc_funcs = { + INTEL_CRTC_FUNCS, + + .get_vblank_counter = g4x_get_vblank_counter, + .enable_vblank = i965_enable_vblank, + .disable_vblank = i965_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +static const struct drm_crtc_funcs i965_crtc_funcs = { + INTEL_CRTC_FUNCS, + + .get_vblank_counter = i915_get_vblank_counter, + .enable_vblank = i965_enable_vblank, + .disable_vblank = i965_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +static const struct drm_crtc_funcs i915gm_crtc_funcs = { + INTEL_CRTC_FUNCS, + + .get_vblank_counter = i915_get_vblank_counter, + .enable_vblank = i915gm_enable_vblank, + .disable_vblank = i915gm_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +static const struct drm_crtc_funcs i915_crtc_funcs = { + INTEL_CRTC_FUNCS, + + .get_vblank_counter = i915_get_vblank_counter, + .enable_vblank = i8xx_enable_vblank, + .disable_vblank = i8xx_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +static const struct drm_crtc_funcs i8xx_crtc_funcs = { + INTEL_CRTC_FUNCS, + + /* no hw vblank counter */ + .enable_vblank = i8xx_enable_vblank, + .disable_vblank = i8xx_disable_vblank, + .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, +}; + +int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe) +{ + struct intel_plane *primary, *cursor; + const struct drm_crtc_funcs *funcs; + struct intel_crtc *crtc; + int sprite, ret; + + crtc = intel_crtc_alloc(); + if (IS_ERR(crtc)) + return PTR_ERR(crtc); + + crtc->pipe = pipe; + crtc->num_scalers = RUNTIME_INFO(dev_priv)->num_scalers[pipe]; + + primary = intel_primary_plane_create(dev_priv, pipe); + if (IS_ERR(primary)) { + ret = PTR_ERR(primary); + goto fail; + } + crtc->plane_ids_mask |= BIT(primary->id); + + for_each_sprite(dev_priv, pipe, sprite) { + struct intel_plane *plane; + + plane = intel_sprite_plane_create(dev_priv, pipe, sprite); + if (IS_ERR(plane)) { + ret = PTR_ERR(plane); + goto fail; + } + crtc->plane_ids_mask |= BIT(plane->id); + } + + cursor = intel_cursor_plane_create(dev_priv, pipe); + if (IS_ERR(cursor)) { + ret = PTR_ERR(cursor); + goto fail; + } + crtc->plane_ids_mask |= BIT(cursor->id); + + if (HAS_GMCH(dev_priv)) { + if (IS_CHERRYVIEW(dev_priv) || + IS_VALLEYVIEW(dev_priv) || IS_G4X(dev_priv)) + funcs = &g4x_crtc_funcs; + else if (IS_GEN(dev_priv, 4)) + funcs = &i965_crtc_funcs; + else if (IS_I945GM(dev_priv) || IS_I915GM(dev_priv)) + funcs = &i915gm_crtc_funcs; + else if (IS_GEN(dev_priv, 3)) + funcs = &i915_crtc_funcs; + else + funcs = &i8xx_crtc_funcs; + } else { + if (INTEL_GEN(dev_priv) >= 8) + funcs = &bdw_crtc_funcs; + else + funcs = &ilk_crtc_funcs; + } + + ret = drm_crtc_init_with_planes(&dev_priv->drm, &crtc->base, + &primary->base, &cursor->base, + funcs, "pipe %c", pipe_name(pipe)); + if (ret) + goto fail; + + BUG_ON(pipe >= ARRAY_SIZE(dev_priv->pipe_to_crtc_mapping) || + dev_priv->pipe_to_crtc_mapping[pipe] != NULL); + dev_priv->pipe_to_crtc_mapping[pipe] = crtc; + + if (INTEL_GEN(dev_priv) < 9) { + enum i9xx_plane_id i9xx_plane = primary->i9xx_plane; + + BUG_ON(i9xx_plane >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) || + dev_priv->plane_to_crtc_mapping[i9xx_plane] != NULL); + dev_priv->plane_to_crtc_mapping[i9xx_plane] = crtc; + } + + if (INTEL_GEN(dev_priv) >= 10) + drm_crtc_create_scaling_filter_property(&crtc->base, + BIT(DRM_SCALING_FILTER_DEFAULT) | + BIT(DRM_SCALING_FILTER_NEAREST_NEIGHBOR)); + + intel_color_init(crtc); + + intel_crtc_crc_init(crtc); + + drm_WARN_ON(&dev_priv->drm, drm_crtc_index(&crtc->base) != crtc->pipe); + + return 0; + +fail: + intel_crtc_free(crtc); + + return ret; +} diff --git a/drivers/gpu/drm/i915/display/intel_crtc.h b/drivers/gpu/drm/i915/display/intel_crtc.h new file mode 100644 index 000000000000..08112d557411 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_crtc.h @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020 Intel Corporation + */ + +#ifndef _INTEL_CRTC_H_ +#define _INTEL_CRTC_H_ + +#include <linux/types.h> + +enum pipe; +struct drm_i915_private; +struct intel_crtc; +struct intel_crtc_state; + +u32 intel_crtc_max_vblank_count(const struct intel_crtc_state *crtc_state); +int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe); +struct intel_crtc_state *intel_crtc_state_alloc(struct intel_crtc *crtc); +void intel_crtc_state_reset(struct intel_crtc_state *crtc_state, + struct intel_crtc *crtc); + +#endif diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 0189d379a55e..3565ab14929a 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -68,8 +68,8 @@ #include "intel_bw.h" #include "intel_cdclk.h" #include "intel_color.h" +#include "intel_crtc.h" #include "intel_csr.h" -#include "intel_cursor.h" #include "intel_display_types.h" #include "intel_dp_link_training.h" #include "intel_fbc.h" @@ -114,7 +114,6 @@ static void skl_pfit_enable(const struct intel_crtc_state *crtc_state); static void ilk_pfit_enable(const struct intel_crtc_state *crtc_state); static void intel_modeset_setup_hw_state(struct drm_device *dev, struct drm_modeset_acquire_ctx *ctx); -static struct intel_crtc_state *intel_crtc_state_alloc(struct intel_crtc *crtc); struct intel_limit { struct { @@ -1253,12 +1252,6 @@ static void assert_planes_disabled(struct intel_crtc *crtc) assert_plane_disabled(plane); } -static void assert_vblank_disabled(struct drm_crtc *crtc) -{ - if (I915_STATE_WARN_ON(drm_crtc_vblank_get(crtc) == 0)) - drm_crtc_vblank_put(crtc); -} - void assert_pch_transcoder_disabled(struct drm_i915_private *dev_priv, enum pipe pipe) { @@ -1743,55 +1736,6 @@ enum pipe intel_crtc_pch_transcoder(struct intel_crtc *crtc) return crtc->pipe; } -static u32 intel_crtc_max_vblank_count(const struct intel_crtc_state *crtc_state) -{ - struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev); - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - u32 mode_flags = crtc->mode_flags; - - /* - * From Gen 11, In case of dsi cmd mode, frame counter wouldnt - * have updated at the beginning of TE, if we want to use - * the hw counter, then we would find it updated in only - * the next TE, hence switching to sw counter. - */ - if (mode_flags & (I915_MODE_FLAG_DSI_USE_TE0 | I915_MODE_FLAG_DSI_USE_TE1)) - return 0; - - /* - * On i965gm the hardware frame counter reads - * zero when the TV encoder is enabled :( - */ - if (IS_I965GM(dev_priv) && - (crtc_state->output_types & BIT(INTEL_OUTPUT_TVOUT))) - return 0; - - if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) - return 0xffffffff; /* full 32 bit counter */ - else if (INTEL_GEN(dev_priv) >= 3) - return 0xffffff; /* only 24 bits of frame count */ - else - return 0; /* Gen2 doesn't have a hardware frame counter */ -} - -void intel_crtc_vblank_on(const struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - - assert_vblank_disabled(&crtc->base); - drm_crtc_set_max_vblank_count(&crtc->base, - intel_crtc_max_vblank_count(crtc_state)); - drm_crtc_vblank_on(&crtc->base); -} - -void intel_crtc_vblank_off(const struct intel_crtc_state *crtc_state) -{ - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - - drm_crtc_vblank_off(&crtc->base); - assert_vblank_disabled(&crtc->base); -} - void intel_enable_pipe(const struct intel_crtc_state *new_crtc_state) { struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->uapi.crtc); @@ -11464,33 +11408,6 @@ static void ilk_pch_clock_get(struct intel_crtc *crtc, &pipe_config->fdi_m_n); } -static void intel_crtc_state_reset(struct intel_crtc_state *crtc_state, - struct intel_crtc *crtc) -{ - memset(crtc_state, 0, sizeof(*crtc_state)); - - __drm_atomic_helper_crtc_state_reset(&crtc_state->uapi, &crtc->base); - - crtc_state->cpu_transcoder = INVALID_TRANSCODER; - crtc_state->master_transcoder = INVALID_TRANSCODER; - crtc_state->hsw_workaround_pipe = INVALID_PIPE; - crtc_state->output_format = INTEL_OUTPUT_FORMAT_INVALID; - crtc_state->scaler_state.scaler_id = -1; - crtc_state->mst_master_transcoder = INVALID_TRANSCODER; -} - -static struct intel_crtc_state *intel_crtc_state_alloc(struct intel_crtc *crtc) -{ - struct intel_crtc_state *crtc_state; - - crtc_state = kmalloc(sizeof(*crtc_state), GFP_KERNEL); - - if (crtc_state) - intel_crtc_state_reset(crtc_state, crtc); - - return crtc_state; -} - /* Returns the currently programmed mode of the given encoder. */ struct drm_display_mode * intel_encoder_current_mode(struct intel_encoder *encoder) @@ -11531,14 +11448,6 @@ intel_encoder_current_mode(struct intel_encoder *encoder) return mode; } -static void intel_crtc_destroy(struct drm_crtc *crtc) -{ - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - - drm_crtc_cleanup(crtc); - kfree(intel_crtc); -} - /** * intel_wm_need_update - Check whether watermarks need updating * @cur: current plane state @@ -14742,17 +14651,6 @@ static int intel_atomic_prepare_commit(struct intel_atomic_state *state) return 0; } -u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc) -{ - struct drm_device *dev = crtc->base.dev; - struct drm_vblank_crtc *vblank = &dev->vblank[drm_crtc_index(&crtc->base)]; - - if (!vblank->max_vblank_count) - return (u32)drm_crtc_accurate_vblank_count(&crtc->base); - - return crtc->base.funcs->get_vblank_counter(&crtc->base); -} - void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state) { @@ -15805,113 +15703,6 @@ void intel_plane_destroy(struct drm_plane *plane) kfree(to_intel_plane(plane)); } -static int intel_crtc_late_register(struct drm_crtc *crtc) -{ - intel_crtc_debugfs_add(crtc); - return 0; -} - -#define INTEL_CRTC_FUNCS \ - .set_config = drm_atomic_helper_set_config, \ - .destroy = intel_crtc_destroy, \ - .page_flip = drm_atomic_helper_page_flip, \ - .atomic_duplicate_state = intel_crtc_duplicate_state, \ - .atomic_destroy_state = intel_crtc_destroy_state, \ - .set_crc_source = intel_crtc_set_crc_source, \ - .verify_crc_source = intel_crtc_verify_crc_source, \ - .get_crc_sources = intel_crtc_get_crc_sources, \ - .late_register = intel_crtc_late_register - -static const struct drm_crtc_funcs bdw_crtc_funcs = { - INTEL_CRTC_FUNCS, - - .get_vblank_counter = g4x_get_vblank_counter, - .enable_vblank = bdw_enable_vblank, - .disable_vblank = bdw_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static const struct drm_crtc_funcs ilk_crtc_funcs = { - INTEL_CRTC_FUNCS, - - .get_vblank_counter = g4x_get_vblank_counter, - .enable_vblank = ilk_enable_vblank, - .disable_vblank = ilk_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static const struct drm_crtc_funcs g4x_crtc_funcs = { - INTEL_CRTC_FUNCS, - - .get_vblank_counter = g4x_get_vblank_counter, - .enable_vblank = i965_enable_vblank, - .disable_vblank = i965_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static const struct drm_crtc_funcs i965_crtc_funcs = { - INTEL_CRTC_FUNCS, - - .get_vblank_counter = i915_get_vblank_counter, - .enable_vblank = i965_enable_vblank, - .disable_vblank = i965_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static const struct drm_crtc_funcs i915gm_crtc_funcs = { - INTEL_CRTC_FUNCS, - - .get_vblank_counter = i915_get_vblank_counter, - .enable_vblank = i915gm_enable_vblank, - .disable_vblank = i915gm_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static const struct drm_crtc_funcs i915_crtc_funcs = { - INTEL_CRTC_FUNCS, - - .get_vblank_counter = i915_get_vblank_counter, - .enable_vblank = i8xx_enable_vblank, - .disable_vblank = i8xx_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static const struct drm_crtc_funcs i8xx_crtc_funcs = { - INTEL_CRTC_FUNCS, - - /* no hw vblank counter */ - .enable_vblank = i8xx_enable_vblank, - .disable_vblank = i8xx_disable_vblank, - .get_vblank_timestamp = intel_crtc_get_vblank_timestamp, -}; - -static struct intel_crtc *intel_crtc_alloc(void) -{ - struct intel_crtc_state *crtc_state; - struct intel_crtc *crtc; - - crtc = kzalloc(sizeof(*crtc), GFP_KERNEL); - if (!crtc) - return ERR_PTR(-ENOMEM); - - crtc_state = intel_crtc_state_alloc(crtc); - if (!crtc_state) { - kfree(crtc); - return ERR_PTR(-ENOMEM); - } - - crtc->base.state = &crtc_state->uapi; - crtc->config = crtc_state; - - return crtc; -} - -static void intel_crtc_free(struct intel_crtc *crtc) -{ - intel_crtc_destroy_state(&crtc->base, crtc->base.state); - kfree(crtc); -} - static void intel_plane_possible_crtcs_init(struct drm_i915_private *dev_priv) { struct intel_plane *plane; @@ -15924,100 +15715,6 @@ static void intel_plane_possible_crtcs_init(struct drm_i915_private *dev_priv) } } -static int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe) -{ - struct intel_plane *primary, *cursor; - const struct drm_crtc_funcs *funcs; - struct intel_crtc *crtc; - int sprite, ret; - - crtc = intel_crtc_alloc(); - if (IS_ERR(crtc)) - return PTR_ERR(crtc); - - crtc->pipe = pipe; - crtc->num_scalers = RUNTIME_INFO(dev_priv)->num_scalers[pipe]; - - primary = intel_primary_plane_create(dev_priv, pipe); - if (IS_ERR(primary)) { - ret = PTR_ERR(primary); - goto fail; - } - crtc->plane_ids_mask |= BIT(primary->id); - - for_each_sprite(dev_priv, pipe, sprite) { - struct intel_plane *plane; - - plane = intel_sprite_plane_create(dev_priv, pipe, sprite); - if (IS_ERR(plane)) { - ret = PTR_ERR(plane); - goto fail; - } - crtc->plane_ids_mask |= BIT(plane->id); - } - - cursor = intel_cursor_plane_create(dev_priv, pipe); - if (IS_ERR(cursor)) { - ret = PTR_ERR(cursor); - goto fail; - } - crtc->plane_ids_mask |= BIT(cursor->id); - - if (HAS_GMCH(dev_priv)) { - if (IS_CHERRYVIEW(dev_priv) || - IS_VALLEYVIEW(dev_priv) || IS_G4X(dev_priv)) - funcs = &g4x_crtc_funcs; - else if (IS_GEN(dev_priv, 4)) - funcs = &i965_crtc_funcs; - else if (IS_I945GM(dev_priv) || IS_I915GM(dev_priv)) - funcs = &i915gm_crtc_funcs; - else if (IS_GEN(dev_priv, 3)) - funcs = &i915_crtc_funcs; - else - funcs = &i8xx_crtc_funcs; - } else { - if (INTEL_GEN(dev_priv) >= 8) - funcs = &bdw_crtc_funcs; - else - funcs = &ilk_crtc_funcs; - } - - ret = drm_crtc_init_with_planes(&dev_priv->drm, &crtc->base, - &primary->base, &cursor->base, - funcs, "pipe %c", pipe_name(pipe)); - if (ret) - goto fail; - - BUG_ON(pipe >= ARRAY_SIZE(dev_priv->pipe_to_crtc_mapping) || - dev_priv->pipe_to_crtc_mapping[pipe] != NULL); - dev_priv->pipe_to_crtc_mapping[pipe] = crtc; - - if (INTEL_GEN(dev_priv) < 9) { - enum i9xx_plane_id i9xx_plane = primary->i9xx_plane; - - BUG_ON(i9xx_plane >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) || - dev_priv->plane_to_crtc_mapping[i9xx_plane] != NULL); - dev_priv->plane_to_crtc_mapping[i9xx_plane] = crtc; - } - - if (INTEL_GEN(dev_priv) >= 10) - drm_crtc_create_scaling_filter_property(&crtc->base, - BIT(DRM_SCALING_FILTER_DEFAULT) | - BIT(DRM_SCALING_FILTER_NEAREST_NEIGHBOR)); - - intel_color_init(crtc); - - intel_crtc_crc_init(crtc); - - drm_WARN_ON(&dev_priv->drm, drm_crtc_index(&crtc->base) != crtc->pipe); - - return 0; - -fail: - intel_crtc_free(crtc); - - return ret; -} int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data, struct drm_file *file)

[01/11] drm/i915: refactor some crtc code out of intel display. (v2)

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Patch