[PATCH 3/3] Revert "drm/amd/display: Expose new CRC window property"

Lin, Wayne Wayne.Lin at amd.com
Fri Jan 8 03:17:59 UTC 2021


[AMD Public Use]

Thanks Siqueira.
Comments below.

> -----Original Message-----
> From: Siqueira, Rodrigo <Rodrigo.Siqueira at amd.com>
> Sent: Friday, January 8, 2021 4:53 AM
> To: amd-gfx at lists.freedesktop.org; dri-devel at lists.freedesktop.org
> Cc: Lin, Wayne <Wayne.Lin at amd.com>; Deucher, Alexander <Alexander.Deucher at amd.com>; Wentland, Harry
> <Harry.Wentland at amd.com>; Li, Roman <Roman.Li at amd.com>; R, Bindu <Bindu.R at amd.com>; Daniel Vetter <daniel at ffwll.ch>
> Subject: [PATCH 3/3] Revert "drm/amd/display: Expose new CRC window property"
>
> This reverts commit 110d586ba77ed573eb7464ca69b6490ec0b70c5f.
>
> Cc: Wayne Lin <Wayne.Lin at amd.com>
> Cc: Alexander Deucher <Alexander.Deucher at amd.com>
> Cc: Harry Wentland <Harry.Wentland at amd.com>
> Cc: Roman Li <Roman.Li at amd.com>
> Cc: Bindu R <Bindu.R at amd.com>
> Cc: Daniel Vetter <daniel at ffwll.ch>
> Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
> ---
>  .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 142 +-----------------  .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h |
> 19 ---  .../drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c |  56 +------
>  .../drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h |   3 -
>  drivers/gpu/drm/amd/display/dc/core/dc_link.c |   2 +
>  5 files changed, 12 insertions(+), 210 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> index a06554745238..0515ed0d125c 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
> @@ -938,41 +938,6 @@ static void mmhub_read_system_context(struct amdgpu_device *adev, struct dc_phy_  }  #endif
>
> -#ifdef CONFIG_DEBUG_FS
> -static int create_crtc_crc_properties(struct amdgpu_display_manager *dm) -{
> -dm->crc_win_x_start_property =
> -drm_property_create_range(adev_to_drm(dm->adev),
> -  DRM_MODE_PROP_ATOMIC,
> -  "AMD_CRC_WIN_X_START", 0, U16_MAX);
> -if (!dm->crc_win_x_start_property)
> -return -ENOMEM;
> -
> -dm->crc_win_y_start_property =
> -drm_property_create_range(adev_to_drm(dm->adev),
> -  DRM_MODE_PROP_ATOMIC,
> -  "AMD_CRC_WIN_Y_START", 0, U16_MAX);
> -if (!dm->crc_win_y_start_property)
> -return -ENOMEM;
> -
> -dm->crc_win_x_end_property =
> -drm_property_create_range(adev_to_drm(dm->adev),
> -  DRM_MODE_PROP_ATOMIC,
> -  "AMD_CRC_WIN_X_END", 0, U16_MAX);
> -if (!dm->crc_win_x_end_property)
> -return -ENOMEM;
> -
> -dm->crc_win_y_end_property =
> -drm_property_create_range(adev_to_drm(dm->adev),
> -  DRM_MODE_PROP_ATOMIC,
> -  "AMD_CRC_WIN_Y_END", 0, U16_MAX);
> -if (!dm->crc_win_y_end_property)
> -return -ENOMEM;
> -
> -return 0;
> -}
> -#endif
> -
>  static int amdgpu_dm_init(struct amdgpu_device *adev)  {
>  struct dc_init_data init_data;
> @@ -1119,10 +1084,6 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
>
>  dc_init_callbacks(adev->dm.dc, &init_params);
>  }
> -#endif
> -#ifdef CONFIG_DEBUG_FS
> -if (create_crtc_crc_properties(&adev->dm))
> -DRM_ERROR("amdgpu: failed to create crc property.\n");
>  #endif
>  if (amdgpu_dm_initialize_drm_device(adev)) {
>  DRM_ERROR(
> @@ -5456,64 +5417,12 @@ dm_crtc_duplicate_state(struct drm_crtc *crtc)
>  state->crc_src = cur->crc_src;
>  state->cm_has_degamma = cur->cm_has_degamma;
>  state->cm_is_degamma_srgb = cur->cm_is_degamma_srgb; -#ifdef CONFIG_DEBUG_FS
> -state->crc_window = cur->crc_window;
> -#endif
> +
>  /* TODO Duplicate dc_stream after objects are stream object is flattened */
>
>  return &state->base;
>  }
>
> -#ifdef CONFIG_DEBUG_FS
> -static int amdgpu_dm_crtc_atomic_set_property(struct drm_crtc *crtc,
> -    struct drm_crtc_state *crtc_state,
> -    struct drm_property *property,
> -    uint64_t val)
> -{
> -struct drm_device *dev = crtc->dev;
> -struct amdgpu_device *adev = drm_to_adev(dev);
> -struct dm_crtc_state *dm_new_state =
> -to_dm_crtc_state(crtc_state);
> -
> -if (property == adev->dm.crc_win_x_start_property)
> -dm_new_state->crc_window.x_start = val;
> -else if (property == adev->dm.crc_win_y_start_property)
> -dm_new_state->crc_window.y_start = val;
> -else if (property == adev->dm.crc_win_x_end_property)
> -dm_new_state->crc_window.x_end = val;
> -else if (property == adev->dm.crc_win_y_end_property)
> -dm_new_state->crc_window.y_end = val;
> -else
> -return -EINVAL;
> -
> -return 0;
> -}
> -
> -static int amdgpu_dm_crtc_atomic_get_property(struct drm_crtc *crtc,
> -    const struct drm_crtc_state *state,
> -    struct drm_property *property,
> -    uint64_t *val)
> -{
> -struct drm_device *dev = crtc->dev;
> -struct amdgpu_device *adev = drm_to_adev(dev);
> -struct dm_crtc_state *dm_state =
> -to_dm_crtc_state(state);
> -
> -if (property == adev->dm.crc_win_x_start_property)
> -*val = dm_state->crc_window.x_start;
> -else if (property == adev->dm.crc_win_y_start_property)
> -*val = dm_state->crc_window.y_start;
> -else if (property == adev->dm.crc_win_x_end_property)
> -*val = dm_state->crc_window.x_end;
> -else if (property == adev->dm.crc_win_y_end_property)
> -*val = dm_state->crc_window.y_end;
> -else
> -return -EINVAL;
> -
> -return 0;
> -}
> -#endif
> -
>  static inline int dm_set_vupdate_irq(struct drm_crtc *crtc, bool enable)  {
>  enum dc_irq_source irq_source;
> @@ -5599,10 +5508,6 @@ static const struct drm_crtc_funcs amdgpu_dm_crtc_funcs = {
>  .enable_vblank = dm_enable_vblank,
>  .disable_vblank = dm_disable_vblank,
>  .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
> -#ifdef CONFIG_DEBUG_FS
> -.atomic_set_property = amdgpu_dm_crtc_atomic_set_property,
> -.atomic_get_property = amdgpu_dm_crtc_atomic_get_property,
> -#endif
>  };
>
>  static enum drm_connector_status
> @@ -6829,25 +6734,6 @@ static int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm,
>  return 0;
>  }
>
> -#ifdef CONFIG_DEBUG_FS
> -static void attach_crtc_crc_properties(struct amdgpu_display_manager *dm,
> -struct amdgpu_crtc *acrtc)
> -{
> -drm_object_attach_property(&acrtc->base.base,
> -   dm->crc_win_x_start_property,
> -   0);
> -drm_object_attach_property(&acrtc->base.base,
> -   dm->crc_win_y_start_property,
> -   0);
> -drm_object_attach_property(&acrtc->base.base,
> -   dm->crc_win_x_end_property,
> -   0);
> -drm_object_attach_property(&acrtc->base.base,
> -   dm->crc_win_y_end_property,
> -   0);
> -}
> -#endif
> -
>  static int amdgpu_dm_crtc_init(struct amdgpu_display_manager *dm,
>         struct drm_plane *plane,
>         uint32_t crtc_index)
> @@ -6895,9 +6781,7 @@ static int amdgpu_dm_crtc_init(struct amdgpu_display_manager *dm,
>  drm_crtc_enable_color_mgmt(&acrtc->base, MAX_COLOR_LUT_ENTRIES,
>     true, MAX_COLOR_LUT_ENTRIES);
>  drm_mode_crtc_set_gamma_size(&acrtc->base, MAX_COLOR_LEGACY_LUT_ENTRIES); -#ifdef CONFIG_DEBUG_FS
> -attach_crtc_crc_properties(dm, acrtc);
> -#endif
> +
>  return 0;
>
>  fail:
> @@ -8538,7 +8422,6 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
>   */
>  for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) {
>  struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc);
> -bool configure_crc = false;
>
>  dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
>
> @@ -8548,30 +8431,21 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state)
>  dc_stream_retain(dm_new_crtc_state->stream);
>  acrtc->dm_irq_params.stream = dm_new_crtc_state->stream;
>  manage_dm_interrupts(adev, acrtc, true);
> -}
> +
>  #ifdef CONFIG_DEBUG_FS
> -if (new_crtc_state->active &&
> -amdgpu_dm_is_valid_crc_source(dm_new_crtc_state->crc_src)) {
>  /**
>   * Frontend may have changed so reapply the CRC capture
>   * settings for the stream.
>   */
>  dm_new_crtc_state = to_dm_crtc_state(new_crtc_state);
> -dm_old_crtc_state = to_dm_crtc_state(old_crtc_state);
> -
> -if (amdgpu_dm_crc_window_is_default(dm_new_crtc_state)) {
> -if (!old_crtc_state->active || drm_atomic_crtc_needs_modeset(new_crtc_state))
> -configure_crc = true;
> -} else {
> -if (amdgpu_dm_crc_window_changed(dm_new_crtc_state, dm_old_crtc_state))
> -configure_crc = true;
> -}
>
> -if (configure_crc)
> +if (amdgpu_dm_is_valid_crc_source(dm_new_crtc_state->crc_src)) {
>  amdgpu_dm_crtc_configure_crc_source(
> -crtc, dm_new_crtc_state, dm_new_crtc_state->crc_src);
> -}
> +crtc, dm_new_crtc_state,
> +dm_new_crtc_state->crc_src);
> +}
>  #endif
> +}
>  }
>
>  for_each_new_crtc_in_state(state, crtc, new_crtc_state, j) diff --git
> a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> index ef394e941d9d..9d22d62ac2d1 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
> @@ -343,13 +343,6 @@ struct amdgpu_display_manager {
>   */
>  uint32_t active_vblank_irq_count;
>
> -#ifdef CONFIG_DEBUG_FS
> -/* set the crc calculation window*/
> -struct drm_property *crc_win_x_start_property;
> -struct drm_property *crc_win_y_start_property;
> -struct drm_property *crc_win_x_end_property;
> -struct drm_property *crc_win_y_end_property;
> -#endif
>  /**
>   * @mst_encoders:
>   *
> @@ -436,15 +429,6 @@ struct dm_plane_state {
>  struct dc_plane_state *dc_state;
>  };
>
> -#ifdef CONFIG_DEBUG_FS
> -struct crc_rec {
> -uint16_t x_start;
> -uint16_t y_start;
> -uint16_t x_end;
> -uint16_t y_end;
> -};
> -#endif
> -
>  struct dm_crtc_state {
>  struct drm_crtc_state base;
>  struct dc_stream_state *stream;
> @@ -467,9 +451,6 @@ struct dm_crtc_state {
>  struct dc_info_packet vrr_infopacket;
>
>  int abm_level;
> -#ifdef CONFIG_DEBUG_FS
> -struct crc_rec crc_window;
> -#endif
>  };
>
>  #define to_dm_crtc_state(x) container_of(x, struct dm_crtc_state, base) diff --git
> a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
> index 7b886a779a8c..c29dc11619f7 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c
> @@ -81,41 +81,6 @@ const char *const *amdgpu_dm_crtc_get_crc_sources(struct drm_crtc *crtc,
>  return pipe_crc_sources;
>  }
>
> -static void amdgpu_dm_set_crc_window_default(struct dm_crtc_state *dm_crtc_state) -{
> -dm_crtc_state->crc_window.x_start = 0;
> -dm_crtc_state->crc_window.y_start = 0;
> -dm_crtc_state->crc_window.x_end = 0;
> -dm_crtc_state->crc_window.y_end = 0;
> -}
> -
> -bool amdgpu_dm_crc_window_is_default(struct dm_crtc_state *dm_crtc_state) -{
> -bool ret = true;
> -
> -if ((dm_crtc_state->crc_window.x_start != 0) ||
> -(dm_crtc_state->crc_window.y_start != 0) ||
> -(dm_crtc_state->crc_window.x_end != 0) ||
> -(dm_crtc_state->crc_window.y_end != 0))
> -ret = false;
> -
> -return ret;
> -}
> -
> -bool amdgpu_dm_crc_window_changed(struct dm_crtc_state *dm_new_crtc_state,
> -struct dm_crtc_state *dm_old_crtc_state)
> -{
> -bool ret = false;
> -
> -if ((dm_new_crtc_state->crc_window.x_start != dm_old_crtc_state->crc_window.x_start) ||
> -(dm_new_crtc_state->crc_window.y_start != dm_old_crtc_state->crc_window.y_start) ||
> -(dm_new_crtc_state->crc_window.x_end != dm_old_crtc_state->crc_window.x_end) ||
> -(dm_new_crtc_state->crc_window.y_end != dm_old_crtc_state->crc_window.y_end))
> -ret = true;
> -
> -return ret;
> -}
> -
>  int
>  amdgpu_dm_crtc_verify_crc_source(struct drm_crtc *crtc, const char *src_name,
>   size_t *values_cnt)
> @@ -140,7 +105,6 @@ int amdgpu_dm_crtc_configure_crc_source(struct drm_crtc *crtc,
>  struct dc_stream_state *stream_state = dm_crtc_state->stream;
>  bool enable = amdgpu_dm_is_valid_crc_source(source);
>  int ret = 0;
> -struct crc_params *crc_window = NULL, tmp_window;
>
>  /* Configuration will be deferred to stream enable. */
>  if (!stream_state)
> @@ -149,25 +113,9 @@ int amdgpu_dm_crtc_configure_crc_source(struct drm_crtc *crtc,
>  mutex_lock(&adev->dm.dc_lock);
>
>  /* Enable CRTC CRC generation if necessary. */
> -if (dm_is_crc_source_crtc(source) || source == AMDGPU_DM_PIPE_CRC_SOURCE_NONE) {
> -if (!enable)
> -amdgpu_dm_set_crc_window_default(dm_crtc_state);
> -
> -if (!amdgpu_dm_crc_window_is_default(dm_crtc_state)) {
> -crc_window = &tmp_window;
> -
> -tmp_window.windowa_x_start = dm_crtc_state->crc_window.x_start;
> -tmp_window.windowa_y_start = dm_crtc_state->crc_window.y_start;
> -tmp_window.windowa_x_end = dm_crtc_state->crc_window.x_end;
> -tmp_window.windowa_y_end = dm_crtc_state->crc_window.y_end;
> -tmp_window.windowb_x_start = dm_crtc_state->crc_window.x_start;
> -tmp_window.windowb_y_start = dm_crtc_state->crc_window.y_start;
> -tmp_window.windowb_x_end = dm_crtc_state->crc_window.x_end;
> -tmp_window.windowb_y_end = dm_crtc_state->crc_window.y_end;
> -}
> -
> +if (dm_is_crc_source_crtc(source)) {
Should still keep the condition "source == AMDGPU_DM_PIPE_CRC_SOURCE_NONE", this solves
 the problem that it doesn't really turn off crc generation.
>  if (!dc_stream_configure_crc(stream_state->ctx->dc,
> -     stream_state, crc_window, enable, enable)) {
> +     stream_state, NULL, enable, enable)) {
>  ret = -EINVAL;
>  goto unlock;
>  }
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
> b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
> index 0235bfb246e5..f7d731797d3f 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.h
> @@ -47,9 +47,6 @@ static inline bool amdgpu_dm_is_valid_crc_source(enum amdgpu_dm_pipe_crc_source
>
>  /* amdgpu_dm_crc.c */
>  #ifdef CONFIG_DEBUG_FS
> -bool amdgpu_dm_crc_window_is_default(struct dm_crtc_state *dm_crtc_state); -bool amdgpu_dm_crc_window_changed(struct
> dm_crtc_state *dm_new_crtc_state,
> -struct dm_crtc_state *dm_old_crtc_state);
>  int amdgpu_dm_crtc_configure_crc_source(struct drm_crtc *crtc,
>  struct dm_crtc_state *dm_crtc_state,
>  enum amdgpu_dm_pipe_crc_source source); diff --git
> a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> index f4a2088ab179..da292cea0f56 100644
> --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
> @@ -3272,6 +3272,8 @@ void core_link_enable_stream(
>  }
>  }
>
> +dc->hwss.enable_audio_stream(pipe_ctx);
Original patch doesn't add this line.
> +
>  /* turn off otg test pattern if enable */
>  if (pipe_ctx->stream_res.tg->funcs->set_test_pattern)
>  pipe_ctx->stream_res.tg->funcs->set_test_pattern(pipe_ctx->stream_res.tg,
> --
> 2.25.1

Thanks!
Wayne Lin



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