From: Melissa Wen <mwen@igalia.com>
To: amd-gfx@lists.freedesktop.org,
Harry Wentland <harry.wentland@amd.com>,
Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>,
sunpeng.li@amd.com, Alex Deucher <alexander.deucher@amd.com>,
dri-devel@lists.freedesktop.org, christian.koenig@amd.com,
Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch
Cc: Sebastian Wick <sebastian.wick@redhat.com>,
Pekka Paalanen <pekka.paalanen@collabora.com>,
Shashank Sharma <Shashank.Sharma@amd.com>,
Alex Hung <alex.hung@amd.com>, Simon Ser <contact@emersion.fr>,
Xaver Hugl <xaver.hugl@gmail.com>,
kernel-dev@igalia.com,
Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>,
Joshua Ashton <joshua@froggi.es>,
sungjoon.kim@amd.com
Subject: [PATCH v3 27/32] drm/amd/display: add plane blend LUT and TF support
Date: Mon, 25 Sep 2023 18:49:27 -0100 [thread overview]
Message-ID: <20230925194932.1329483-28-mwen@igalia.com> (raw)
In-Reply-To: <20230925194932.1329483-1-mwen@igalia.com>
From: Joshua Ashton <joshua@froggi.es>
Map plane blend properties to DPP blend gamma. Plane blend is a
post-3D LUT curve that linearizes color space for blending. It may be
defined by a user-blob LUT and/or predefined transfer function. As
hardcoded curve (ROM) is not supported on blend gamma, we use AMD color
module to fill parameters when setting non-linear TF with empty LUT.
v2:
- rename DRM TFs to AMDGPU TFs
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Joshua Ashton <joshua@froggi.es>
Signed-off-by: Melissa Wen <mwen@igalia.com>
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 +
.../amd/display/amdgpu_dm/amdgpu_dm_color.c | 55 +++++++++++++++++--
2 files changed, 52 insertions(+), 4 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 0adf6e6c6e04..f4049ec7991d 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -8187,6 +8187,7 @@ static void amdgpu_dm_commit_planes(struct drm_atomic_state *state,
bundle->surface_updates[planes_count].hdr_mult = dc_plane->hdr_mult;
bundle->surface_updates[planes_count].func_shaper = dc_plane->in_shaper_func;
bundle->surface_updates[planes_count].lut3d_func = dc_plane->lut3d_func;
+ bundle->surface_updates[planes_count].blend_tf = dc_plane->blend_tf;
}
amdgpu_dm_plane_fill_dc_scaling_info(dm->adev, new_plane_state,
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 cbebfd24ca78..15590677f209 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
@@ -702,6 +702,34 @@ static int amdgpu_dm_atomic_shaper_lut(const struct drm_color_lut *shaper_lut,
return ret;
}
+static int amdgpu_dm_atomic_blend_lut(const struct drm_color_lut *blend_lut,
+ bool has_rom,
+ enum dc_transfer_func_predefined tf,
+ uint32_t blend_size,
+ struct dc_transfer_func *func_blend)
+{
+ int ret = 0;
+
+ if (blend_size || tf != TRANSFER_FUNCTION_LINEAR) {
+ /* DRM plane gamma LUT or TF means we are linearizing color
+ * space before blending (similar to degamma programming). As
+ * we don't have hardcoded curve support, or we use AMD color
+ * module to fill the parameters that will be translated to HW
+ * points.
+ */
+ func_blend->type = TF_TYPE_DISTRIBUTED_POINTS;
+ func_blend->tf = tf;
+ func_blend->sdr_ref_white_level = SDR_WHITE_LEVEL_INIT_VALUE;
+
+ ret = __set_input_tf(func_blend, blend_lut, blend_size);
+ } else {
+ func_blend->type = TF_TYPE_BYPASS;
+ func_blend->tf = TRANSFER_FUNCTION_LINEAR;
+ }
+
+ return ret;
+}
+
/* amdgpu_dm_lut3d_size - get expected size according to hw color caps
* @adev: amdgpu device
* @lut_size: default size
@@ -1049,8 +1077,9 @@ amdgpu_dm_plane_set_color_properties(struct drm_plane_state *plane_state,
{
struct dm_plane_state *dm_plane_state = to_dm_plane_state(plane_state);
enum amdgpu_transfer_function shaper_tf = AMDGPU_TRANSFER_FUNCTION_DEFAULT;
- const struct drm_color_lut *shaper_lut, *lut3d;
- uint32_t shaper_size, lut3d_size;
+ enum amdgpu_transfer_function blend_tf = AMDGPU_TRANSFER_FUNCTION_DEFAULT;
+ const struct drm_color_lut *shaper_lut, *lut3d, *blend_lut;
+ uint32_t shaper_size, lut3d_size, blend_size;
int ret;
/* We have nothing to do here, return */
@@ -1070,12 +1099,30 @@ amdgpu_dm_plane_set_color_properties(struct drm_plane_state *plane_state,
amdgpu_tf_to_dc_tf(shaper_tf),
shaper_size,
dc_plane_state->in_shaper_func);
- if (ret)
+ if (ret) {
drm_dbg_kms(plane_state->plane->dev,
"setting plane %d shaper LUT failed.\n",
plane_state->plane->index);
- return ret;
+ return ret;
+ }
+
+ blend_tf = dm_plane_state->blend_tf;
+ blend_lut = __extract_blob_lut(dm_plane_state->blend_lut, &blend_size);
+ blend_size = blend_lut != NULL ? blend_size : 0;
+
+ ret = amdgpu_dm_atomic_blend_lut(blend_lut, false,
+ amdgpu_tf_to_dc_tf(blend_tf),
+ blend_size, dc_plane_state->blend_tf);
+ if (ret) {
+ drm_dbg_kms(plane_state->plane->dev,
+ "setting plane %d gamma lut failed.\n",
+ plane_state->plane->index);
+
+ return ret;
+ }
+
+ return 0;
}
/**
--
2.40.1
next prev parent reply other threads:[~2023-09-25 19:50 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-25 19:49 [PATCH v3 00/32] drm/amd/display: add AMD driver-specific properties for color mgmt Melissa Wen
2023-09-25 19:49 ` [PATCH v3 01/32] drm/drm_mode_object: increase max objects to accommodate new color props Melissa Wen
2023-09-25 19:49 ` [PATCH v3 02/32] drm/drm_property: make replace_property_blob_from_id a DRM helper Melissa Wen
2023-09-25 19:49 ` [PATCH v3 03/32] drm/drm_plane: track color mgmt changes per plane Melissa Wen
2023-09-25 19:49 ` [PATCH v3 04/32] drm/amd/display: add driver-specific property for plane degamma LUT Melissa Wen
2023-09-25 19:49 ` [PATCH v3 05/32] drm/amd/display: add plane degamma TF driver-specific property Melissa Wen
2023-09-25 19:49 ` [PATCH v3 06/32] drm/amd/display: explicitly define EOTF and inverse EOTF Melissa Wen
2023-09-25 19:49 ` [PATCH v3 07/32] drm/amd/display: document AMDGPU pre-defined transfer functions Melissa Wen
2023-09-28 20:16 ` Harry Wentland
2023-09-29 7:35 ` Pekka Paalanen
2023-09-29 13:08 ` Harry Wentland
2023-09-25 19:49 ` [PATCH v3 08/32] drm/amd/display: add plane HDR multiplier driver-specific property Melissa Wen
2023-09-25 19:49 ` [PATCH v3 09/32] drm/amd/display: add plane 3D LUT driver-specific properties Melissa Wen
2023-09-27 18:47 ` Harry Wentland
2023-10-03 16:17 ` Melissa Wen
2023-09-25 19:49 ` [PATCH v3 10/32] drm/amd/display: add plane shaper LUT and TF " Melissa Wen
2023-09-25 19:49 ` [PATCH v3 11/32] drm/amd/display: add plane blend " Melissa Wen
2023-09-25 19:49 ` [PATCH v3 12/32] drm/amd/display: add CRTC gamma TF driver-specific property Melissa Wen
2023-09-25 19:49 ` [PATCH v3 13/32] drm/amd/display: add comments to describe DM crtc color mgmt behavior Melissa Wen
2023-09-25 19:49 ` [PATCH v3 14/32] drm/amd/display: encapsulate atomic regamma operation Melissa Wen
2023-09-25 19:49 ` [PATCH v3 15/32] drm/amd/display: add CRTC gamma TF support Melissa Wen
2023-09-25 19:49 ` [PATCH v3 16/32] drm/amd/display: set sdr_ref_white_level to 80 for out_transfer_func Melissa Wen
2023-09-25 19:49 ` [PATCH v3 17/32] drm/amd/display: mark plane as needing reset if color props change Melissa Wen
2023-09-25 19:49 ` [PATCH v3 18/32] drm/amd/display: decouple steps for mapping CRTC degamma to DC plane Melissa Wen
2023-09-25 19:49 ` [PATCH v3 19/32] drm/amd/display: add plane degamma TF and LUT support Melissa Wen
2023-09-25 19:49 ` [PATCH v3 20/32] drm/amd/display: reject atomic commit if setting both plane and CRTC degamma Melissa Wen
2023-09-25 19:49 ` [PATCH v3 21/32] drm/amd/display: add dc_fixpt_from_s3132 helper Melissa Wen
2023-09-25 19:49 ` [PATCH v3 22/32] drm/amd/display: add HDR multiplier support Melissa Wen
2023-09-25 19:49 ` [PATCH v3 23/32] drm/amd/display: add plane shaper LUT support Melissa Wen
2023-09-27 18:47 ` Harry Wentland
2023-09-25 19:49 ` [PATCH v3 24/32] drm/amd/display: add plane shaper TF support Melissa Wen
2023-09-25 19:49 ` [PATCH v3 25/32] drm/amd/display: add plane 3D LUT support Melissa Wen
2023-09-25 19:49 ` [PATCH v3 26/32] drm/amd/display: handle empty LUTs in __set_input_tf Melissa Wen
2023-09-25 19:49 ` Melissa Wen [this message]
2023-09-25 19:49 ` [PATCH v3 28/32] drm/amd/display: allow newer DC hardware to use degamma ROM for PQ/HLG Melissa Wen
2023-09-27 18:49 ` Harry Wentland
2023-09-25 19:49 ` [PATCH v3 29/32] drm/amd/display: copy 3D LUT settings from crtc state to stream_update Melissa Wen
2023-09-25 19:49 ` [PATCH v3 30/32] drm/amd/display: add plane CTM driver-specific property Melissa Wen
2023-09-25 19:49 ` [PATCH v3 31/32] drm/amd/display: add plane CTM support Melissa Wen
2023-09-27 18:52 ` Harry Wentland
2023-09-25 19:49 ` [PATCH v3 32/32] drm/amd/display: Add 3x4 CTM support for plane CTM Melissa Wen
2023-09-27 18:53 ` Harry Wentland
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