Merging upstream version 6.9.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

5 files changed, 201 insertions, 3 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 11f7746f3a..a3a769aad0 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,
 };
 
 
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.h
index cea3208e4a..2ac8045a87 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.h
@@ -637,4 +637,6 @@ void dpp3_program_cm_dealpha(
 		struct dpp *dpp_base,
 	uint32_t enable, uint32_t additive_blending);
 
+void dpp3_cm_get_gamut_remap(struct dpp *dpp_base,
+			     struct dpp_grph_csc_adjustment *adjust);
 #endif /* __DC_HWSS_DCN30_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c
index 5f97a868ad..2f5b3fbd35 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp_cm.c
@@ -405,3 +405,57 @@ void dpp3_cm_set_gamut_remap(
 		program_gamut_remap(dpp, arr_reg_val, gamut_mode);
 	}
 }
+
+static void read_gamut_remap(struct dcn3_dpp *dpp,
+			     uint16_t *regval,
+			     int *select)
+{
+	struct color_matrices_reg gam_regs;
+	uint32_t selection;
+
+	//current coefficient set in use
+	REG_GET(CM_GAMUT_REMAP_CONTROL, CM_GAMUT_REMAP_MODE_CURRENT, &selection);
+
+	*select = selection;
+
+	gam_regs.shifts.csc_c11 = dpp->tf_shift->CM_GAMUT_REMAP_C11;
+	gam_regs.masks.csc_c11  = dpp->tf_mask->CM_GAMUT_REMAP_C11;
+	gam_regs.shifts.csc_c12 = dpp->tf_shift->CM_GAMUT_REMAP_C12;
+	gam_regs.masks.csc_c12 = dpp->tf_mask->CM_GAMUT_REMAP_C12;
+
+	if (*select == GAMUT_REMAP_COEFF) {
+		gam_regs.csc_c11_c12 = REG(CM_GAMUT_REMAP_C11_C12);
+		gam_regs.csc_c33_c34 = REG(CM_GAMUT_REMAP_C33_C34);
+
+		cm_helper_read_color_matrices(dpp->base.ctx,
+					      regval,
+					      &gam_regs);
+
+	} else if (*select == GAMUT_REMAP_COMA_COEFF) {
+		gam_regs.csc_c11_c12 = REG(CM_GAMUT_REMAP_B_C11_C12);
+		gam_regs.csc_c33_c34 = REG(CM_GAMUT_REMAP_B_C33_C34);
+
+		cm_helper_read_color_matrices(dpp->base.ctx,
+					      regval,
+					      &gam_regs);
+	}
+}
+
+void dpp3_cm_get_gamut_remap(struct dpp *dpp_base,
+			     struct dpp_grph_csc_adjustment *adjust)
+{
+	struct dcn3_dpp *dpp = TO_DCN30_DPP(dpp_base);
+	uint16_t arr_reg_val[12];
+	int select;
+
+	read_gamut_remap(dpp, arr_reg_val, &select);
+
+	if (select == GAMUT_REMAP_BYPASS) {
+		adjust->gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
+		return;
+	}
+
+	adjust->gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
+	convert_hw_matrix(adjust->temperature_matrix,
+			  arr_reg_val, ARRAY_SIZE(arr_reg_val));
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.c
index 2f9da981a8..5ebb573031 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.c
@@ -1140,6 +1140,64 @@ void mpc3_set_gamut_remap(
 	}
 }
 
+static void read_gamut_remap(struct dcn30_mpc *mpc30,
+			     int mpcc_id,
+			     uint16_t *regval,
+			     uint32_t *select)
+{
+	struct color_matrices_reg gam_regs;
+
+	//current coefficient set in use
+	REG_GET(MPCC_GAMUT_REMAP_MODE[mpcc_id], MPCC_GAMUT_REMAP_MODE_CURRENT, select);
+
+	gam_regs.shifts.csc_c11 = mpc30->mpc_shift->MPCC_GAMUT_REMAP_C11_A;
+	gam_regs.masks.csc_c11  = mpc30->mpc_mask->MPCC_GAMUT_REMAP_C11_A;
+	gam_regs.shifts.csc_c12 = mpc30->mpc_shift->MPCC_GAMUT_REMAP_C12_A;
+	gam_regs.masks.csc_c12 = mpc30->mpc_mask->MPCC_GAMUT_REMAP_C12_A;
+
+	if (*select == GAMUT_REMAP_COEFF) {
+		gam_regs.csc_c11_c12 = REG(MPC_GAMUT_REMAP_C11_C12_A[mpcc_id]);
+		gam_regs.csc_c33_c34 = REG(MPC_GAMUT_REMAP_C33_C34_A[mpcc_id]);
+
+		cm_helper_read_color_matrices(
+				mpc30->base.ctx,
+				regval,
+				&gam_regs);
+
+	} else  if (*select == GAMUT_REMAP_COMA_COEFF) {
+
+		gam_regs.csc_c11_c12 = REG(MPC_GAMUT_REMAP_C11_C12_B[mpcc_id]);
+		gam_regs.csc_c33_c34 = REG(MPC_GAMUT_REMAP_C33_C34_B[mpcc_id]);
+
+		cm_helper_read_color_matrices(
+				mpc30->base.ctx,
+				regval,
+				&gam_regs);
+
+	}
+
+}
+
+void mpc3_get_gamut_remap(struct mpc *mpc,
+			  int mpcc_id,
+			  struct mpc_grph_gamut_adjustment *adjust)
+{
+	struct dcn30_mpc *mpc30 = TO_DCN30_MPC(mpc);
+	uint16_t arr_reg_val[12];
+	int select;
+
+	read_gamut_remap(mpc30, mpcc_id, arr_reg_val, &select);
+
+	if (select == GAMUT_REMAP_BYPASS) {
+		adjust->gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS;
+		return;
+	}
+
+	adjust->gamut_adjust_type = GRAPHICS_GAMUT_ADJUST_TYPE_SW;
+	convert_hw_matrix(adjust->temperature_matrix,
+			  arr_reg_val, ARRAY_SIZE(arr_reg_val));
+}
+
 bool mpc3_program_3dlut(
 		struct mpc *mpc,
 		const struct tetrahedral_params *params,
@@ -1393,8 +1451,54 @@ static void mpc3_set_mpc_mem_lp_mode(struct mpc *mpc)
 	}
 }
 
+static void mpc3_read_mpcc_state(
+		struct mpc *mpc,
+		int mpcc_inst,
+		struct mpcc_state *s)
+{
+	struct dcn30_mpc *mpc30 = TO_DCN30_MPC(mpc);
+	uint32_t rmu_status = 0xf;
+
+	REG_GET(MPCC_OPP_ID[mpcc_inst], MPCC_OPP_ID, &s->opp_id);
+	REG_GET(MPCC_TOP_SEL[mpcc_inst], MPCC_TOP_SEL, &s->dpp_id);
+	REG_GET(MPCC_BOT_SEL[mpcc_inst], MPCC_BOT_SEL, &s->bot_mpcc_id);
+	REG_GET_4(MPCC_CONTROL[mpcc_inst], MPCC_MODE, &s->mode,
+			MPCC_ALPHA_BLND_MODE, &s->alpha_mode,
+			MPCC_ALPHA_MULTIPLIED_MODE, &s->pre_multiplied_alpha,
+			MPCC_BLND_ACTIVE_OVERLAP_ONLY, &s->overlap_only);
+	REG_GET_2(MPCC_STATUS[mpcc_inst], MPCC_IDLE, &s->idle,
+			MPCC_BUSY, &s->busy);
+
+	/* Color blocks state */
+	REG_GET(MPC_RMU_CONTROL, MPC_RMU0_MUX_STATUS, &rmu_status);
+
+	if (rmu_status == mpcc_inst) {
+		REG_GET(SHAPER_CONTROL[0],
+			MPC_RMU_SHAPER_LUT_MODE_CURRENT, &s->shaper_lut_mode);
+		REG_GET(RMU_3DLUT_MODE[0],
+			MPC_RMU_3DLUT_MODE_CURRENT,  &s->lut3d_mode);
+		REG_GET(RMU_3DLUT_READ_WRITE_CONTROL[0],
+			MPC_RMU_3DLUT_30BIT_EN, &s->lut3d_bit_depth);
+		REG_GET(RMU_3DLUT_MODE[0],
+			MPC_RMU_3DLUT_SIZE, &s->lut3d_size);
+	} else {
+		REG_GET(SHAPER_CONTROL[1],
+			MPC_RMU_SHAPER_LUT_MODE_CURRENT, &s->shaper_lut_mode);
+		REG_GET(RMU_3DLUT_MODE[1],
+			MPC_RMU_3DLUT_MODE_CURRENT,  &s->lut3d_mode);
+		REG_GET(RMU_3DLUT_READ_WRITE_CONTROL[1],
+			MPC_RMU_3DLUT_30BIT_EN, &s->lut3d_bit_depth);
+		REG_GET(RMU_3DLUT_MODE[1],
+			MPC_RMU_3DLUT_SIZE, &s->lut3d_size);
+	}
+
+        REG_GET_2(MPCC_OGAM_CONTROL[mpcc_inst],
+		  MPCC_OGAM_MODE_CURRENT, &s->rgam_mode,
+		  MPCC_OGAM_SELECT_CURRENT, &s->rgam_lut);
+}
+
 static const struct mpc_funcs dcn30_mpc_funcs = {
-	.read_mpcc_state = mpc1_read_mpcc_state,
+	.read_mpcc_state = mpc3_read_mpcc_state,
 	.insert_plane = mpc1_insert_plane,
 	.remove_mpcc = mpc1_remove_mpcc,
 	.mpc_init = mpc3_mpc_init,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.h
index d3b904517a..ce93003dae 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_mpc.h
@@ -1063,6 +1063,10 @@ void mpc3_set_gamut_remap(
 	int mpcc_id,
 	const struct mpc_grph_gamut_adjustment *adjust);
 
+void mpc3_get_gamut_remap(struct mpc *mpc,
+			  int mpcc_id,
+			  struct mpc_grph_gamut_adjustment *adjust);
+
 void mpc3_set_rmu_mux(
 	struct mpc *mpc,
 	int rmu_idx,