[PATCH 13/30] drm/amd/display: Return last used DRR VTOTAL from DC
Stylon Wang
stylon.wang at amd.com
Mon Jun 7 16:46:57 UTC 2021
From: Jayendran Ramani <Jayendran.Ramani at amd.com>
[How]
Add call to get the last used VTOTAL from DC
Signed-off-by: Jayendran Ramani <Jayendran.Ramani at amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo at amd.com>
Acked-by: Stylon Wang <stylon.wang at amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc.c | 42 +++++++++++++++++++
drivers/gpu/drm/amd/display/dc/dc_stream.h | 4 ++
.../dc/dce110/dce110_timing_generator.c | 1 +
.../dc/dce120/dce120_timing_generator.c | 1 +
.../display/dc/dce80/dce80_timing_generator.c | 1 +
.../gpu/drm/amd/display/dc/dcn10/dcn10_optc.c | 1 +
.../gpu/drm/amd/display/dc/dcn10/dcn10_optc.h | 4 +-
.../gpu/drm/amd/display/dc/dcn20/dcn20_optc.c | 10 ++++-
.../gpu/drm/amd/display/dc/dcn20/dcn20_optc.h | 9 +++-
.../gpu/drm/amd/display/dc/dcn30/dcn30_optc.c | 1 +
.../gpu/drm/amd/display/dc/dcn30/dcn30_optc.h | 6 ++-
.../amd/display/dc/inc/hw/timing_generator.h | 1 +
12 files changed, 75 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index a368e7c5245d..3430f3001ade 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -325,6 +325,48 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc,
return ret;
}
+/**
+ *****************************************************************************
+ * Function: dc_stream_get_last_vrr_vtotal
+ *
+ * @brief
+ * Looks up the pipe context of dc_stream_state and gets the
+ * last VTOTAL used by DRR (Dynamic Refresh Rate)
+ *
+ * @param [in] dc: dc reference
+ * @param [in] stream: Initial dc stream state
+ * @param [in] adjust: Updated parameters for vertical_total_min and
+ * vertical_total_max
+ *****************************************************************************
+ */
+bool dc_stream_get_last_used_drr_vtotal(struct dc *dc,
+ struct dc_stream_state *stream,
+ uint32_t *refresh_rate)
+{
+ bool status = false;
+
+ int i = 0;
+
+ for (i = 0; i < MAX_PIPES; i++) {
+ struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
+
+ if (pipe->stream == stream && pipe->stream_res.tg) {
+ /* Only execute if a function pointer has been defined for
+ * the DC version in question
+ */
+ if (pipe->stream_res.tg->funcs->get_last_used_drr_vtotal) {
+ pipe->stream_res.tg->funcs->get_last_used_drr_vtotal(pipe->stream_res.tg, refresh_rate);
+
+ status = true;
+
+ break;
+ }
+ }
+ }
+
+ return status;
+}
+
bool dc_stream_get_crtc_position(struct dc *dc,
struct dc_stream_state **streams, int num_streams,
unsigned int *v_pos, unsigned int *nom_v_pos)
diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h
index 0ab1a33dae84..b8ebc1f09538 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_stream.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h
@@ -465,6 +465,10 @@ bool dc_stream_adjust_vmin_vmax(struct dc *dc,
struct dc_stream_state *stream,
struct dc_crtc_timing_adjust *adjust);
+bool dc_stream_get_last_used_drr_vtotal(struct dc *dc,
+ struct dc_stream_state *stream,
+ uint32_t *refresh_rate);
+
bool dc_stream_get_crtc_position(struct dc *dc,
struct dc_stream_state **stream,
int num_streams,
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
index d88a74559edd..27cbb5b42c7e 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.c
@@ -2231,6 +2231,7 @@ static const struct timing_generator_funcs dce110_tg_funcs = {
dce110_timing_generator_enable_advanced_request,
.set_drr =
dce110_timing_generator_set_drr,
+ .get_last_used_drr_vtotal = NULL,
.set_static_screen_control =
dce110_timing_generator_set_static_screen_control,
.set_test_pattern = dce110_timing_generator_set_test_pattern,
diff --git a/drivers/gpu/drm/amd/display/dc/dce120/dce120_timing_generator.c b/drivers/gpu/drm/amd/display/dc/dce120/dce120_timing_generator.c
index b57c466124e7..4af0c70098c4 100644
--- a/drivers/gpu/drm/amd/display/dc/dce120/dce120_timing_generator.c
+++ b/drivers/gpu/drm/amd/display/dc/dce120/dce120_timing_generator.c
@@ -1190,6 +1190,7 @@ static const struct timing_generator_funcs dce120_tg_funcs = {
.tear_down_global_swap_lock = dce120_timing_generator_tear_down_global_swap_lock,
.enable_advanced_request = dce120_timing_generator_enable_advanced_request,
.set_drr = dce120_timing_generator_set_drr,
+ .get_last_used_drr_vtotal = NULL,
.set_static_screen_control = dce120_timing_generator_set_static_screen_control,
.set_test_pattern = dce120_timing_generator_set_test_pattern,
.arm_vert_intr = dce120_arm_vert_intr,
diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c
index 397e7f94e1e8..b8fd43dc010b 100644
--- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c
+++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c
@@ -209,6 +209,7 @@ static const struct timing_generator_funcs dce80_tg_funcs = {
.tear_down_global_swap_lock =
dce110_timing_generator_tear_down_global_swap_lock,
.set_drr = dce110_timing_generator_set_drr,
+ .get_last_used_drr_vtotal = NULL,
.set_static_screen_control =
dce110_timing_generator_set_static_screen_control,
.set_test_pattern = dce110_timing_generator_set_test_pattern,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
index 677663cc7bff..d61acf9598a9 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c
@@ -1543,6 +1543,7 @@ static const struct timing_generator_funcs dcn10_tg_funcs = {
.unlock = optc1_unlock,
.enable_optc_clock = optc1_enable_optc_clock,
.set_drr = optc1_set_drr,
+ .get_last_used_drr_vtotal = NULL,
.set_static_screen_control = optc1_set_static_screen_control,
.set_test_pattern = optc1_set_test_pattern,
.program_stereo = optc1_program_stereo,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
index cabfe83fd634..7d087d46d7c6 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.h
@@ -171,6 +171,7 @@ struct dcn_optc_registers {
uint32_t OPTC_DATA_FORMAT_CONTROL;
uint32_t OPTC_BYTES_PER_PIXEL;
uint32_t OPTC_WIDTH_CONTROL;
+ uint32_t OTG_DRR_CONTROL;
uint32_t OTG_BLANK_DATA_COLOR;
uint32_t OTG_BLANK_DATA_COLOR_EXT;
uint32_t OTG_DRR_TRIGGER_WINDOW;
@@ -517,7 +518,8 @@ struct dcn_optc_registers {
type OTG_CRC_DSC_MODE;\
type OTG_CRC_DATA_STREAM_COMBINE_MODE;\
type OTG_CRC_DATA_STREAM_SPLIT_MODE;\
- type OTG_CRC_DATA_FORMAT;
+ type OTG_CRC_DATA_FORMAT;\
+ type OTG_V_TOTAL_LAST_USED_BY_DRR;
struct dcn_optc_shift {
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
index 3139d90017ee..7fa9fc656b0c 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.c
@@ -520,6 +520,14 @@ bool optc2_configure_crc(struct timing_generator *optc,
return optc1_configure_crc(optc, params);
}
+
+void optc2_get_last_used_drr_vtotal(struct timing_generator *optc, uint32_t *refresh_rate)
+{
+ struct optc *optc1 = DCN10TG_FROM_TG(optc);
+
+ REG_GET(OTG_DRR_CONTROL, OTG_V_TOTAL_LAST_USED_BY_DRR, refresh_rate);
+}
+
static struct timing_generator_funcs dcn20_tg_funcs = {
.validate_timing = optc1_validate_timing,
.program_timing = optc1_program_timing,
@@ -553,6 +561,7 @@ static struct timing_generator_funcs dcn20_tg_funcs = {
.lock_doublebuffer_disable = optc2_lock_doublebuffer_disable,
.enable_optc_clock = optc1_enable_optc_clock,
.set_drr = optc1_set_drr,
+ .get_last_used_drr_vtotal = optc2_get_last_used_drr_vtotal,
.set_static_screen_control = optc1_set_static_screen_control,
.program_stereo = optc1_program_stereo,
.is_stereo_left_eye = optc1_is_stereo_left_eye,
@@ -591,4 +600,3 @@ void dcn20_timing_generator_init(struct optc *optc1)
optc1->min_h_sync_width = 4;// Minimum HSYNC = 8 pixels asked By HW in the first place for no actual reason. Oculus Rift S will not light up with 8 as it's hsyncWidth is 6. Changing it to 4 to fix that issue.
optc1->min_v_sync_width = 1;
}
-
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.h b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.h
index 3dee2ec2a1bb..be19a6885fbf 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_optc.h
@@ -42,7 +42,8 @@
SRI(OPTC_WIDTH_CONTROL, ODM, inst),\
SRI(OPTC_MEMORY_CONFIG, ODM, inst),\
SR(DWB_SOURCE_SELECT),\
- SRI(OTG_MANUAL_FLOW_CONTROL, OTG, inst)
+ SRI(OTG_MANUAL_FLOW_CONTROL, OTG, inst), \
+ SRI(OTG_DRR_CONTROL, OTG, inst)
#define TG_COMMON_MASK_SH_LIST_DCN2_0(mask_sh)\
TG_COMMON_MASK_SH_LIST_DCN(mask_sh),\
@@ -75,10 +76,14 @@
SF(ODM0_OPTC_WIDTH_CONTROL, OPTC_SEGMENT_WIDTH, mask_sh),\
SF(DWB_SOURCE_SELECT, OPTC_DWB0_SOURCE_SELECT, mask_sh),\
SF(DWB_SOURCE_SELECT, OPTC_DWB1_SOURCE_SELECT, mask_sh),\
- SF(OTG0_OTG_MANUAL_FLOW_CONTROL, MANUAL_FLOW_CONTROL, mask_sh)
+ SF(OTG0_OTG_MANUAL_FLOW_CONTROL, MANUAL_FLOW_CONTROL, mask_sh), \
+ SF(OTG0_OTG_DRR_CONTROL, OTG_V_TOTAL_LAST_USED_BY_DRR, mask_sh)
void dcn20_timing_generator_init(struct optc *optc);
+void optc2_get_last_used_drr_vtotal(struct timing_generator *optc,
+ uint32_t *refresh_rate);
+
bool optc2_enable_crtc(struct timing_generator *optc);
void optc2_set_gsl(struct timing_generator *optc,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c
index ac478bdcfb2a..f37e8254df21 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.c
@@ -315,6 +315,7 @@ static struct timing_generator_funcs dcn30_tg_funcs = {
.lock_doublebuffer_disable = optc3_lock_doublebuffer_disable,
.enable_optc_clock = optc1_enable_optc_clock,
.set_drr = optc1_set_drr,
+ .get_last_used_drr_vtotal = optc2_get_last_used_drr_vtotal,
.set_static_screen_control = optc1_set_static_screen_control,
.program_stereo = optc1_program_stereo,
.is_stereo_left_eye = optc1_is_stereo_left_eye,
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
index 379616831636..736e63bc80c2 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_optc.h
@@ -87,7 +87,8 @@
SRI(OTG_CRC0_WINDOWB_X_CONTROL, OTG, inst),\
SRI(OTG_CRC0_WINDOWB_Y_CONTROL, OTG, inst),\
SR(GSL_SOURCE_SELECT),\
- SRI(OTG_TRIGA_MANUAL_TRIG, OTG, inst)
+ SRI(OTG_TRIGA_MANUAL_TRIG, OTG, inst),\
+ SRI(OTG_DRR_CONTROL, OTG, inst)
#define OPTC_COMMON_REG_LIST_DCN3_0(inst) \
@@ -233,7 +234,8 @@
SF(GSL_SOURCE_SELECT, GSL0_READY_SOURCE_SEL, mask_sh),\
SF(GSL_SOURCE_SELECT, GSL1_READY_SOURCE_SEL, mask_sh),\
SF(GSL_SOURCE_SELECT, GSL2_READY_SOURCE_SEL, mask_sh),\
- SF(OTG0_OTG_GLOBAL_CONTROL2, MANUAL_FLOW_CONTROL_SEL, mask_sh)
+ SF(OTG0_OTG_GLOBAL_CONTROL2, MANUAL_FLOW_CONTROL_SEL, mask_sh),\
+ SF(OTG0_OTG_DRR_CONTROL, OTG_V_TOTAL_LAST_USED_BY_DRR, mask_sh)
#define OPTC_COMMON_MASK_SH_LIST_DCN3_0(mask_sh)\
OPTC_COMMON_MASK_SH_LIST_DCN3_BASE(mask_sh),\
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h b/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
index 9ff68b67780c..59d1a41bfbfe 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/timing_generator.h
@@ -223,6 +223,7 @@ struct timing_generator_funcs {
void (*enable_advanced_request)(struct timing_generator *tg,
bool enable, const struct dc_crtc_timing *timing);
void (*set_drr)(struct timing_generator *tg, const struct drr_params *params);
+ void (*get_last_used_drr_vtotal)(struct timing_generator *optc, uint32_t *refresh_rate);
void (*set_static_screen_control)(struct timing_generator *tg,
uint32_t event_triggers,
uint32_t num_frames);
--
2.25.1
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