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drm/amd/display: using cm structure for lut3d related info

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[Why]
Using the alternative implementation via cm structure of config
lut3d data

Reviewed-by: Austin Zheng <austin.zheng@amd.com>
Signed-off-by: Dillon Varone <Dillon.Varone@amd.com>
Signed-off-by: ChuanYu Tseng <ChuanYu.Tseng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dillon Varone 2026-03-24 09:09:09 +08:00 committed by Alex Deucher
parent add9aee8d8
commit 0b577cd658
1 changed files with 16 additions and 10 deletions
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26
drivers/gpu/drm/amd/display/dc/dml2_0/dml21/dml21_translation_helper.c
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@ -601,27 +601,33 @@ static void populate_dml21_plane_config_from_plane_state(struct dml2_context *dm
plane->composition.viewport.stationary = false;
if (plane_state->cm.flags.bits.lut3d_dma_enable) {
if (plane_state->mcm_luts.lut3d_data.lut3d_src == DC_CM2_TRANSFER_FUNC_SOURCE_VIDMEM) {
plane->tdlut.setup_for_tdlut = true;
switch (plane_state->cm.lut3d_dma.swizzle) {
case CM_LUT_3D_SWIZZLE_LINEAR_RGB:
case CM_LUT_3D_SWIZZLE_LINEAR_BGR:
switch (plane_state->mcm_luts.lut3d_data.gpu_mem_params.layout) {
case DC_CM2_GPU_MEM_LAYOUT_3D_SWIZZLE_LINEAR_RGB:
case DC_CM2_GPU_MEM_LAYOUT_3D_SWIZZLE_LINEAR_BGR:
plane->tdlut.tdlut_addressing_mode = dml2_tdlut_sw_linear;
break;
case CM_LUT_1D_PACKED_LINEAR:
default:
case DC_CM2_GPU_MEM_LAYOUT_1D_PACKED_LINEAR:
plane->tdlut.tdlut_addressing_mode = dml2_tdlut_simple_linear;
break;
}
switch (plane_state->cm.lut3d_dma.size) {
case CM_LUT_SIZE_333333:
switch (plane_state->mcm_luts.lut3d_data.gpu_mem_params.size) {
case DC_CM2_GPU_MEM_SIZE_171717:
plane->tdlut.tdlut_width_mode = dml2_tdlut_width_17_cube;
break;
case DC_CM2_GPU_MEM_SIZE_333333:
plane->tdlut.tdlut_width_mode = dml2_tdlut_width_33_cube;
break;
case CM_LUT_SIZE_171717:
// handling when use case and HW support available
case DC_CM2_GPU_MEM_SIZE_454545:
case DC_CM2_GPU_MEM_SIZE_656565:
break;
case DC_CM2_GPU_MEM_SIZE_TRANSFORMED:
default:
plane->tdlut.tdlut_width_mode = dml2_tdlut_width_17_cube;
//plane->tdlut.tdlut_width_mode = dml2_tdlut_width_flatten; // dml2_tdlut_width_flatten undefined
break;
}
}