diff options
| author |   Charlene Liu <Charlene.Liu@amd.com> | 2022-08-29 17:32:37 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-09-19 15:09:05 -0400 |
| commit | fcd3e58f09952d836d2f491444292be2d8bcf7c5 (patch) | |
| tree | 7538ee1691a1aeb5668cabe815e435b033469da0 /drivers/gpu | |
| parent | drm/amd/display: Fix pipe split prediction (diff) | |
| download | linux-dev-fcd3e58f09952d836d2f491444292be2d8bcf7c5.tar.xz linux-dev-fcd3e58f09952d836d2f491444292be2d8bcf7c5.zip | |
drm/amd/display: add debug option for dramclk_change_latency in apu
[Why & How]
Support dramclk change latency change via debug option and add some
code isolation.
Reviewed-by: Martin Leung <Martin.Leung@amd.com>
Acked-by: Wayne Lin <wayne.lin@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c | 5 |
3 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c index 241d28d0b7fb..422f17aefd4a 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c @@ -379,6 +379,11 @@ void dcn301_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param dcn3_01_soc.dispclk_dppclk_vco_speed_mhz = dc->clk_mgr->dentist_vco_freq_khz / 1000.0; dc->dml.soc.dispclk_dppclk_vco_speed_mhz = dc->clk_mgr->dentist_vco_freq_khz / 1000.0; + if ((int)(dcn3_01_soc.dram_clock_change_latency_us * 1000) + != dc->debug.dram_clock_change_latency_ns + && dc->debug.dram_clock_change_latency_ns) { + dcn3_01_soc.dram_clock_change_latency_us = dc->debug.dram_clock_change_latency_ns / 1000.0; + } dml_init_instance(&dc->dml, &dcn3_01_soc, &dcn3_01_ip, DML_PROJECT_DCN30); } diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c index 0e62eb823e34..43230709bd11 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c @@ -667,6 +667,12 @@ void dcn31_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params dcn3_1_soc.dispclk_dppclk_vco_speed_mhz = dc->clk_mgr->dentist_vco_freq_khz / 1000.0; dc->dml.soc.dispclk_dppclk_vco_speed_mhz = dc->clk_mgr->dentist_vco_freq_khz / 1000.0; + if ((int)(dcn3_1_soc.dram_clock_change_latency_us * 1000) + != dc->debug.dram_clock_change_latency_ns + && dc->debug.dram_clock_change_latency_ns) { + dcn3_1_soc.dram_clock_change_latency_us = dc->debug.dram_clock_change_latency_ns / 1000; + } + if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) dml_init_instance(&dc->dml, &dcn3_1_soc, &dcn3_1_ip, DML_PROJECT_DCN31); else @@ -721,6 +727,12 @@ void dcn315_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param */ dcn3_15_soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; + if ((int)(dcn3_15_soc.dram_clock_change_latency_us * 1000) + != dc->debug.dram_clock_change_latency_ns + && dc->debug.dram_clock_change_latency_ns) { + dcn3_15_soc.dram_clock_change_latency_us = dc->debug.dram_clock_change_latency_ns / 1000; + } + if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) dml_init_instance(&dc->dml, &dcn3_15_soc, &dcn3_15_ip, DML_PROJECT_DCN31); else @@ -813,6 +825,11 @@ void dcn316_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param dcn3_16_soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; dc->dml.soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; } + if ((int)(dcn3_16_soc.dram_clock_change_latency_us * 1000) + != dc->debug.dram_clock_change_latency_ns + && dc->debug.dram_clock_change_latency_ns) { + dcn3_16_soc.dram_clock_change_latency_us = dc->debug.dram_clock_change_latency_ns / 1000; + } if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) dml_init_instance(&dc->dml, &dcn3_16_soc, &dcn3_16_ip, DML_PROJECT_DCN31); diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c index 4bb3b31ea7e0..ce477c090987 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn314/dcn314_fpu.c @@ -264,6 +264,11 @@ void dcn314_update_bw_bounding_box_fpu(struct dc *dc, struct clk_bw_params *bw_p dc->dml.soc.dispclk_dppclk_vco_speed_mhz = max_dispclk_mhz * 2; } + if ((int)(dcn3_14_soc.dram_clock_change_latency_us * 1000) + != dc->debug.dram_clock_change_latency_ns + && dc->debug.dram_clock_change_latency_ns) { + dcn3_14_soc.dram_clock_change_latency_us = dc->debug.dram_clock_change_latency_ns / 1000; + } if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) dml_init_instance(&dc->dml, &dcn3_14_soc, &dcn3_14_ip, DML_PROJECT_DCN314); else |