From: Charlene Liu <charlene.liu@xxxxxxx>
[Description]
OGAM_MEM_PWR could stay in light up when driver woke up to update gamma.
either disable MEM_LOW power feature or set to OGAM_bypass could make artificial color distortion goes away.
Easy reproduce after LOW_MEM Power feature enables and resume from S3.
Signed-off-by: Charlene Liu <charlene.liu@xxxxxxx>
Reviewed-by: Julian Parkin <jparkin@xxxxxxx>
Acked-by: Leo Li <sunpeng.li@xxxxxxx>
---
.../gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c | 16 ++++++++++++++++
.../gpu/drm/amd/display/dc/dcn20/dcn20_dpp.h | 19 +++++++++++++++----
.../drm/amd/display/dc/dcn20/dcn20_hwseq.c | 6 ++++++
.../gpu/drm/amd/display/dc/dcn20/dcn20_mpc.c | 5 +++--
.../gpu/drm/amd/display/dc/dcn20/dcn20_mpc.h | 6 +++++-
drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h | 4 ++++
6 files changed, 49 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
index 9bc5dd23d297..db311574f42f 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
@@ -72,6 +72,21 @@ void dpp20_read_state(struct dpp *dpp_base,
}
}
+void dpp2_power_on_obuf(
+ struct dpp *dpp_base,
+ bool power_on)
+{
+ struct dcn20_dpp *dpp = TO_DCN20_DPP(dpp_base);
+
+ REG_UPDATE(CM_MEM_PWR_CTRL, SHARED_MEM_PWR_DIS, power_on == true ? 1:0);
+
+ REG_UPDATE(OBUF_MEM_PWR_CTRL,
+ OBUF_MEM_PWR_FORCE, power_on == true ? 0:1);
+
+ REG_UPDATE(DSCL_MEM_PWR_CTRL,
+ LUT_MEM_PWR_FORCE, power_on == true ? 0:1);
+}
+
void dpp2_dummy_program_input_lut(
struct dpp *dpp_base,
const struct dc_gamma *gamma)
@@ -227,6 +242,7 @@ static void dpp2_cnv_setup (
CUR0_ENABLE, 0);
}
+ dpp2_power_on_obuf(dpp_base, true);
}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.h
index 59b67ed57c19..1f5d99a6d240 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.h
@@ -162,7 +162,9 @@
SRI(COLOR_KEYER_GREEN, CNVC_CFG, id), \
SRI(COLOR_KEYER_BLUE, CNVC_CFG, id), \
SRI(CM_SHAPER_LUT_DATA, CM, id), \
- SRI(CURSOR_CONTROL, CURSOR0_, id)
+ SRI(CURSOR_CONTROL, CURSOR0_, id),\
+ SRI(OBUF_MEM_PWR_CTRL, DSCL, id),\
+ SRI(DSCL_MEM_PWR_CTRL, DSCL, id)
#define TF_REG_LIST_SH_MASK_DCN20(mask_sh)\
TF_REG_LIST_SH_MASK_DCN(mask_sh), \
@@ -554,7 +556,9 @@
TF_SF(CNVC_CFG0_COLOR_KEYER_BLUE, COLOR_KEYER_BLUE_HIGH, mask_sh), \
TF_SF(CNVC_CUR0_CURSOR0_CONTROL, CUR0_PIX_INV_MODE, mask_sh), \
TF_SF(CNVC_CUR0_CURSOR0_CONTROL, CUR0_PIXEL_ALPHA_MOD_EN, mask_sh), \
- TF_SF(CNVC_CUR0_CURSOR0_CONTROL, CUR0_ROM_EN, mask_sh)
+ TF_SF(CNVC_CUR0_CURSOR0_CONTROL, CUR0_ROM_EN, mask_sh),\
+ TF_SF(DSCL0_OBUF_MEM_PWR_CTRL, OBUF_MEM_PWR_FORCE, mask_sh),\
+ TF_SF(DSCL0_DSCL_MEM_PWR_CTRL, LUT_MEM_PWR_FORCE, mask_sh)
#define TF_REG_FIELD_LIST_DCN2_0(type) \
TF_REG_FIELD_LIST(type) \
@@ -585,7 +589,9 @@
type COLOR_KEYER_BLUE_HIGH; \
type CUR0_PIX_INV_MODE; \
type CUR0_PIXEL_ALPHA_MOD_EN; \
- type CUR0_ROM_EN
+ type CUR0_ROM_EN;\
+ type OBUF_MEM_PWR_FORCE;\
+ type LUT_MEM_PWR_FORCE
struct dcn2_dpp_shift {
TF_REG_FIELD_LIST_DCN2_0(uint8_t);
@@ -609,7 +615,9 @@ struct dcn2_dpp_mask {
uint32_t COLOR_KEYER_ALPHA; \
uint32_t COLOR_KEYER_RED; \
uint32_t COLOR_KEYER_GREEN; \
- uint32_t COLOR_KEYER_BLUE
+ uint32_t COLOR_KEYER_BLUE; \
+ uint32_t OBUF_MEM_PWR_CTRL;\
+ uint32_t DSCL_MEM_PWR_CTRL
struct dcn2_dpp_registers {
DPP_DCN2_REG_VARIABLE_LIST;
@@ -695,4 +703,7 @@ bool dpp2_construct(struct dcn20_dpp *dpp2,
const struct dcn2_dpp_shift *tf_shift,
const struct dcn2_dpp_mask *tf_mask);
+void dpp2_power_on_obuf(
+ struct dpp *dpp_base,
+ bool power_on);
#endif /* __DC_HWSS_DCN20_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
index 5904d4d329df..4e9ac051d3d8 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hwseq.c
@@ -631,6 +631,10 @@ void dcn20_program_output_csc(struct dc *dc,
{
struct mpc *mpc = dc->res_pool->mpc;
enum mpc_output_csc_mode ocsc_mode = MPC_OUTPUT_CSC_COEF_A;
+ int mpcc_id = pipe_ctx->plane_res.hubp->inst;
+
+ if (mpc->funcs->power_on_mpc_mem_pwr)
+ mpc->funcs->power_on_mpc_mem_pwr(mpc, mpcc_id, true);
if (pipe_ctx->stream->csc_color_matrix.enable_adjustment == true) {
if (mpc->funcs->set_output_csc != NULL)
@@ -660,6 +664,8 @@ bool dcn20_set_output_transfer_func(struct pipe_ctx *pipe_ctx,
* if programming for all pipes is required then remove condition
* pipe_ctx->top_pipe == NULL ,but then fix the diagnostic.
*/
+ if (mpc->funcs->power_on_mpc_mem_pwr)
+ mpc->funcs->power_on_mpc_mem_pwr(mpc, mpcc_id, true);
if ((pipe_ctx->top_pipe == NULL || dc_res_is_odm_head_pipe(pipe_ctx))
&& mpc->funcs->set_output_gamma && stream->out_transfer_func) {
if (stream->out_transfer_func->type == TF_TYPE_HWPWL)
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 17950d9e53cf..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);
}
@@ -509,6 +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,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.h
index 9750095d2d73..9f53192da2dc 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_mpc.h
@@ -159,6 +159,7 @@
SF(MPCC_OGAM0_MPCC_OGAM_RAMB_START_CNTL_B, MPCC_OGAM_RAMB_EXP_REGION_START_B, mask_sh),\
SF(MPCC_OGAM0_MPCC_OGAM_RAMB_START_CNTL_B, MPCC_OGAM_RAMB_EXP_REGION_START_SEGMENT_B, mask_sh),\
SF(MPCC0_MPCC_MEM_PWR_CTRL, MPCC_OGAM_MEM_PWR_FORCE, mask_sh),\
+ SF(MPCC0_MPCC_MEM_PWR_CTRL, MPCC_OGAM_MEM_PWR_DIS, mask_sh),\
SF(MPCC_OGAM0_MPCC_OGAM_LUT_INDEX, MPCC_OGAM_LUT_INDEX, mask_sh),\
SF(MPCC_OGAM0_MPCC_OGAM_LUT_RAM_CONTROL, MPCC_OGAM_LUT_WRITE_EN_MASK, mask_sh),\
SF(MPCC_OGAM0_MPCC_OGAM_LUT_RAM_CONTROL, MPCC_OGAM_LUT_RAM_SEL, mask_sh),\
@@ -173,6 +174,7 @@
SF(MPC_OUT0_DENORM_CLAMP_B_CB, MPC_OUT_DENORM_CLAMP_MAX_B_CB, mask_sh),\
SF(MPC_OUT0_DENORM_CLAMP_B_CB, MPC_OUT_DENORM_CLAMP_MIN_B_CB, mask_sh)
+
#define MPC_REG_FIELD_LIST_DCN2_0(type) \
MPC_REG_FIELD_LIST(type)\
type MPCC_BG_BPC;\
@@ -217,7 +219,8 @@
type MPC_OUT_DENORM_CLAMP_MIN_G_Y;\
type MPC_OUT_DENORM_CLAMP_MAX_B_CB;\
type MPC_OUT_DENORM_CLAMP_MIN_B_CB;\
- type MPCC_DISABLED;
+ type MPCC_DISABLED;\
+ type MPCC_OGAM_MEM_PWR_DIS;
struct dcn20_mpc_registers {
MPC_REG_VARIABLE_LIST_DCN2_0
@@ -282,4 +285,5 @@ void mpc2_set_output_gamma(
void mpc2_assert_idle_mpcc(struct mpc *mpc, int id);
void mpc2_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id);
+void mpc20_power_on_ogam_lut(struct mpc *mpc, int mpcc_id, bool power_on);
#endif
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
index 9dde88d4571c..58826be81395 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h
@@ -254,6 +254,10 @@ struct mpc_funcs {
struct mpc *mpc,
int mpcc_id,
const struct pwl_params *params);
+ void (*power_on_mpc_mem_pwr)(
+ struct mpc *mpc,
+ int mpcc_id,
+ bool power_on);
#endif
};
--
2.22.0
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