diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 21 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c | 29 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c | 33 |
4 files changed, 94 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index 7350094f3db6..981a2eb25257 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -365,6 +365,27 @@ struct amdgpu_mode_info { */ struct drm_property *plane_hdr_mult_property; /** + * @shaper_lut_property: Plane property to set pre-blending shaper LUT + * that converts color content before 3D LUT. If + * plane_shaper_tf_property != Identity TF, AMD color module will + * combine the user LUT values with pre-defined TF into the LUT + * parameters to be programmed. + */ + struct drm_property *plane_shaper_lut_property; + /** + * @shaper_lut_size_property: Plane property for the size of + * pre-blending shaper LUT as supported by the driver (read-only). + */ + struct drm_property *plane_shaper_lut_size_property; + /** + * @plane_shaper_tf_property: Plane property to set a predefined + * transfer function for pre-blending shaper (before applying 3D LUT) + * with or without LUT. There is no shaper ROM, but we can use AMD + * color modules to program LUT parameters from predefined TF (or + * from a combination of pre-defined TF and the custom 1D LUT). + */ + struct drm_property *plane_shaper_tf_property; + /** * @plane_lut3d_property: Plane property for color transformation using * a 3D LUT (pre-blending), a three-dimensional array where each * element is an RGB triplet. Each dimension has the size of 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 0f78024ac0e5..9bee60cbc2b5 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -785,6 +785,17 @@ struct dm_plane_state { */ __u64 hdr_mult; /** + * @shaper_lut: shaper lookup table blob. The blob (if not NULL) is an + * array of &struct drm_color_lut. + */ + struct drm_property_blob *shaper_lut; + /** + * @shaper_tf: + * + * Predefined transfer function to delinearize color space. + */ + enum amdgpu_transfer_function shaper_tf; + /** * @lut3d: 3D lookup table blob. The blob (if not NULL) is an array of * &struct drm_color_lut. */ diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c index a3b4f6a4c4a8..866c6f1d3d99 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c @@ -173,6 +173,14 @@ static const u32 amdgpu_eotf = BIT(AMDGPU_TRANSFER_FUNCTION_GAMMA24_EOTF) | BIT(AMDGPU_TRANSFER_FUNCTION_GAMMA26_EOTF); +static const u32 amdgpu_inv_eotf = + BIT(AMDGPU_TRANSFER_FUNCTION_SRGB_INV_EOTF) | + BIT(AMDGPU_TRANSFER_FUNCTION_BT709_OETF) | + BIT(AMDGPU_TRANSFER_FUNCTION_PQ_INV_EOTF) | + BIT(AMDGPU_TRANSFER_FUNCTION_GAMMA22_INV_EOTF) | + BIT(AMDGPU_TRANSFER_FUNCTION_GAMMA24_INV_EOTF) | + BIT(AMDGPU_TRANSFER_FUNCTION_GAMMA26_INV_EOTF); + static struct drm_property * amdgpu_create_tf_property(struct drm_device *dev, const char *name, @@ -233,6 +241,27 @@ amdgpu_dm_create_color_properties(struct amdgpu_device *adev) prop = drm_property_create(adev_to_drm(adev), DRM_MODE_PROP_BLOB, + "AMD_PLANE_SHAPER_LUT", 0); + if (!prop) + return -ENOMEM; + adev->mode_info.plane_shaper_lut_property = prop; + + prop = drm_property_create_range(adev_to_drm(adev), + DRM_MODE_PROP_IMMUTABLE, + "AMD_PLANE_SHAPER_LUT_SIZE", 0, UINT_MAX); + if (!prop) + return -ENOMEM; + adev->mode_info.plane_shaper_lut_size_property = prop; + + prop = amdgpu_create_tf_property(adev_to_drm(adev), + "AMD_PLANE_SHAPER_TF", + amdgpu_inv_eotf); + if (!prop) + return -ENOMEM; + adev->mode_info.plane_shaper_tf_property = prop; + + prop = drm_property_create(adev_to_drm(adev), + DRM_MODE_PROP_BLOB, "AMD_PLANE_LUT3D", 0); if (!prop) return -ENOMEM; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c index e588cff7d6b0..7f0de29889f0 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_plane.c @@ -1343,6 +1343,7 @@ static void amdgpu_dm_plane_drm_plane_reset(struct drm_plane *plane) __drm_atomic_helper_plane_reset(plane, &amdgpu_state->base); amdgpu_state->degamma_tf = AMDGPU_TRANSFER_FUNCTION_DEFAULT; amdgpu_state->hdr_mult = AMDGPU_HDR_MULT_DEFAULT; + amdgpu_state->shaper_tf = AMDGPU_TRANSFER_FUNCTION_DEFAULT; } static struct drm_plane_state *amdgpu_dm_plane_drm_plane_duplicate_state(struct drm_plane *plane) @@ -1364,12 +1365,16 @@ static struct drm_plane_state *amdgpu_dm_plane_drm_plane_duplicate_state(struct if (old_dm_plane_state->degamma_lut) dm_plane_state->degamma_lut = drm_property_blob_get(old_dm_plane_state->degamma_lut); + if (old_dm_plane_state->shaper_lut) + dm_plane_state->shaper_lut = + drm_property_blob_get(old_dm_plane_state->shaper_lut); if (old_dm_plane_state->lut3d) dm_plane_state->lut3d = drm_property_blob_get(old_dm_plane_state->lut3d); dm_plane_state->degamma_tf = old_dm_plane_state->degamma_tf; dm_plane_state->hdr_mult = old_dm_plane_state->hdr_mult; + dm_plane_state->shaper_tf = old_dm_plane_state->shaper_tf; return &dm_plane_state->base; } @@ -1442,6 +1447,8 @@ static void amdgpu_dm_plane_drm_plane_destroy_state(struct drm_plane *plane, drm_property_blob_put(dm_plane_state->degamma_lut); if (dm_plane_state->lut3d) drm_property_blob_put(dm_plane_state->lut3d); + if (dm_plane_state->shaper_lut) + drm_property_blob_put(dm_plane_state->shaper_lut); if (dm_plane_state->dc_state) dc_plane_state_release(dm_plane_state->dc_state); @@ -1478,6 +1485,14 @@ dm_atomic_plane_attach_color_mgmt_properties(struct amdgpu_display_manager *dm, if (dpp_color_caps.hw_3d_lut) { drm_object_attach_property(&plane->base, + mode_info.plane_shaper_lut_property, 0); + drm_object_attach_property(&plane->base, + mode_info.plane_shaper_lut_size_property, + MAX_COLOR_LUT_ENTRIES); + drm_object_attach_property(&plane->base, + mode_info.plane_shaper_tf_property, + AMDGPU_TRANSFER_FUNCTION_DEFAULT); + drm_object_attach_property(&plane->base, mode_info.plane_lut3d_property, 0); drm_object_attach_property(&plane->base, mode_info.plane_lut3d_size_property, @@ -1514,6 +1529,19 @@ dm_atomic_plane_set_property(struct drm_plane *plane, dm_plane_state->hdr_mult = val; dm_plane_state->base.color_mgmt_changed = 1; } + } else if (property == adev->mode_info.plane_shaper_lut_property) { + ret = drm_property_replace_blob_from_id(plane->dev, + &dm_plane_state->shaper_lut, + val, -1, + sizeof(struct drm_color_lut), + &replaced); + dm_plane_state->base.color_mgmt_changed |= replaced; + return ret; + } else if (property == adev->mode_info.plane_shaper_tf_property) { + if (dm_plane_state->shaper_tf != val) { + dm_plane_state->shaper_tf = val; + dm_plane_state->base.color_mgmt_changed = 1; + } } else if (property == adev->mode_info.plane_lut3d_property) { ret = drm_property_replace_blob_from_id(plane->dev, &dm_plane_state->lut3d, @@ -1549,6 +1577,11 @@ dm_atomic_plane_get_property(struct drm_plane *plane, *val = dm_plane_state->degamma_tf; } else if (property == adev->mode_info.plane_hdr_mult_property) { *val = dm_plane_state->hdr_mult; + } else if (property == adev->mode_info.plane_shaper_lut_property) { + *val = (dm_plane_state->shaper_lut) ? + dm_plane_state->shaper_lut->base.id : 0; + } else if (property == adev->mode_info.plane_shaper_tf_property) { + *val = dm_plane_state->shaper_tf; } else if (property == adev->mode_info.plane_lut3d_property) { *val = (dm_plane_state->lut3d) ? dm_plane_state->lut3d->base.id : 0; |