diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c index 11f7746f3a65..a3a769aad042 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c @@ -44,12 +44,45 @@ void dpp30_read_state(struct dpp *dpp_base, struct dcn_dpp_state *s) { struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base); + uint32_t gamcor_lut_mode, rgam_lut_mode; REG_GET(DPP_CONTROL, - DPP_CLOCK_ENABLE, &s->is_enabled); + DPP_CLOCK_ENABLE, &s->is_enabled); + + // Pre-degamma (ROM) + REG_GET_2(PRE_DEGAM, + PRE_DEGAM_MODE, &s->pre_dgam_mode, + PRE_DEGAM_SELECT, &s->pre_dgam_select); + + // Gamma Correction (RAM) + REG_GET(CM_GAMCOR_CONTROL, + CM_GAMCOR_MODE_CURRENT, &s->gamcor_mode); + if (s->gamcor_mode) { + REG_GET(CM_GAMCOR_CONTROL, CM_GAMCOR_SELECT_CURRENT, &gamcor_lut_mode); + if (!gamcor_lut_mode) + s->gamcor_mode = LUT_RAM_A; // Otherwise, LUT_RAM_B + } - // TODO: Implement for DCN3 + // Shaper LUT (RAM), 3D LUT (mode, bit-depth, size) + REG_GET(CM_SHAPER_CONTROL, + CM_SHAPER_LUT_MODE, &s->shaper_lut_mode); + REG_GET(CM_3DLUT_MODE, + CM_3DLUT_MODE_CURRENT, &s->lut3d_mode); + REG_GET(CM_3DLUT_READ_WRITE_CONTROL, + CM_3DLUT_30BIT_EN, &s->lut3d_bit_depth); + REG_GET(CM_3DLUT_MODE, + CM_3DLUT_SIZE, &s->lut3d_size); + + // Blend/Out Gamma (RAM) + REG_GET(CM_BLNDGAM_CONTROL, + CM_BLNDGAM_MODE_CURRENT, &s->rgam_lut_mode); + if (s->rgam_lut_mode){ + REG_GET(CM_BLNDGAM_CONTROL, CM_BLNDGAM_SELECT_CURRENT, &rgam_lut_mode); + if (!rgam_lut_mode) + s->rgam_lut_mode = LUT_RAM_A; // Otherwise, LUT_RAM_B + } } + /*program post scaler scs block in dpp CM*/ void dpp3_program_post_csc( struct dpp *dpp_base, @@ -1462,6 +1495,7 @@ static struct dpp_funcs dcn30_dpp_funcs = { .set_optional_cursor_attributes = dpp1_cnv_set_optional_cursor_attributes, .dpp_dppclk_control = dpp1_dppclk_control, .dpp_set_hdr_multiplier = dpp3_set_hdr_multiplier, + .dpp_get_gamut_remap = dpp3_cm_get_gamut_remap, }; |