1 files changed, 26 insertions, 14 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c
index 240749e4cf83..5a188b2bc033 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c
@@ -233,14 +233,14 @@ static void mpc2_ogam_get_reg_field(
 	reg->masks.exp_resion_start_segment = mpc20->mpc_mask->MPCC_OGAM_RAMA_EXP_REGION_START_SEGMENT_B;
 }
 
-static void mpc20_power_on_ogam_lut(
+void mpc20_power_on_ogam_lut(
 		struct mpc *mpc, int mpcc_id,
 		bool power_on)
 {
 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
 
 	REG_SET(MPCC_MEM_PWR_CTRL[mpcc_id], 0,
-			MPCC_OGAM_MEM_PWR_FORCE, power_on == true ? 0:1);
+			MPCC_OGAM_MEM_PWR_DIS, power_on == true ? 1:0);
 
 }
 
@@ -368,6 +368,11 @@ void apply_DEDCN20_305_wa(
 {
 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
 
+	if (mpc->ctx->dc->debug.cm_in_bypass) {
+		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
+		return;
+	}
+
 	if (mpc->ctx->dc->work_arounds.dedcn20_305_wa == false) {
 		/*hw fixed in new review*/
 		return;
@@ -390,10 +395,16 @@ void mpc2_set_output_gamma(
 	enum dc_lut_mode next_mode;
 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
 
+	if (mpc->ctx->dc->debug.cm_in_bypass) {
+		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
+		return;
+	}
+
 	if (params == NULL) {
 		REG_SET(MPCC_OGAM_MODE[mpcc_id], 0, MPCC_OGAM_MODE, 0);
 		return;
 	}
+
 	current_mode = mpc20_get_ogam_current(mpc, mpcc_id);
 	if (current_mode == LUT_BYPASS || current_mode == LUT_RAM_A)
 		next_mode = LUT_RAM_B;
@@ -435,23 +446,22 @@ void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
 {
 	struct dcn20_mpc *mpc20 = TO_DCN20_MPC(mpc);
 	unsigned int top_sel, mpc_busy, mpc_idle, mpc_disabled;
-	REG_GET(MPCC_STATUS[mpcc_id], MPCC_DISABLED, &mpc_disabled);
-
-	if (mpc_disabled) {
-		ASSERT(0);
-		return;
-	}
 
 	REG_GET(MPCC_TOP_SEL[mpcc_id],
 			MPCC_TOP_SEL, &top_sel);
 
-	if (top_sel == 0xf) {
-		REG_GET_2(MPCC_STATUS[mpcc_id],
-				MPCC_BUSY, &mpc_busy,
-				MPCC_IDLE, &mpc_idle);
+	REG_GET_3(MPCC_STATUS[mpcc_id],
+			MPCC_BUSY, &mpc_busy,
+			MPCC_IDLE, &mpc_idle,
+			MPCC_DISABLED, &mpc_disabled);
 
-		ASSERT(mpc_busy == 0);
-		ASSERT(mpc_idle == 1);
+	if (top_sel == 0xf) {
+		ASSERT(!mpc_busy);
+		ASSERT(mpc_idle);
+		ASSERT(mpc_disabled);
+	} else {
+		ASSERT(!mpc_disabled);
+		ASSERT(!mpc_idle);
 	}
 }
 
@@ -488,6 +498,7 @@ const struct mpc_funcs dcn20_mpc_funcs = {
 	.insert_plane = mpc1_insert_plane,
 	.remove_mpcc = mpc1_remove_mpcc,
 	.mpc_init = mpc1_mpc_init,
+	.mpc_init_single_inst = mpc1_mpc_init_single_inst,
 	.update_blending = mpc2_update_blending,
 	.get_mpcc_for_dpp = mpc2_get_mpcc_for_dpp,
 	.wait_for_idle = mpc2_assert_idle_mpcc,
@@ -498,6 +509,7 @@ const struct mpc_funcs dcn20_mpc_funcs = {
 	.set_output_csc = mpc2_set_output_csc,
 	.set_ocsc_default = mpc2_set_ocsc_default,
 	.set_output_gamma = mpc2_set_output_gamma,
+	.power_on_mpc_mem_pwr = mpc20_power_on_ogam_lut,
 };
 
 void dcn20_mpc_construct(struct dcn20_mpc *mpc20,