diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0626-drm-amd-dal-fix-yclk-value.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0626-drm-amd-dal-fix-yclk-value.patch | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0626-drm-amd-dal-fix-yclk-value.patch b/common/recipes-kernel/linux/files/0626-drm-amd-dal-fix-yclk-value.patch new file mode 100644 index 00000000..c264cf3d --- /dev/null +++ b/common/recipes-kernel/linux/files/0626-drm-amd-dal-fix-yclk-value.patch @@ -0,0 +1,80 @@ +From 59283ade1a230d72f31e79b5cdecd65ad3f222c4 Mon Sep 17 00:00:00 2001 +From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Date: Wed, 16 Dec 2015 11:48:58 -0500 +Subject: [PATCH 0626/1110] drm/amd/dal: fix yclk value + +Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Acked-by: Jordan Lazare <Jordan.Lazare@amd.com> +--- + drivers/gpu/drm/amd/dal/dc/core/dc.c | 13 +++++++++---- + .../gpu/drm/amd/dal/utils/bw_calc_test_harness/.gitignore | 4 ++++ + drivers/gpu/drm/amd/dal/utils/vba_to_c_converter/.gitignore | 4 ++++ + 3 files changed, 17 insertions(+), 4 deletions(-) + create mode 100644 drivers/gpu/drm/amd/dal/utils/bw_calc_test_harness/.gitignore + create mode 100644 drivers/gpu/drm/amd/dal/utils/vba_to_c_converter/.gitignore + +diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc.c b/drivers/gpu/drm/amd/dal/dc/core/dc.c +index 1e52e74..a37cd87 100644 +--- a/drivers/gpu/drm/amd/dal/dc/core/dc.c ++++ b/drivers/gpu/drm/amd/dal/dc/core/dc.c +@@ -224,6 +224,8 @@ static struct adapter_service *create_as( + return as; + } + ++/* TODO unhardcode, 4 for CZ*/ ++#define MEMORY_TYPE_MULTIPLIER 4 + static void bw_calcs_data_update_from_pplib(struct dc *dc) + { + struct dc_pp_clock_levels clks = {0}; +@@ -261,11 +263,13 @@ static void bw_calcs_data_update_from_pplib(struct dc *dc) + &clks); + + dc->bw_vbios.low_yclk = bw_frc_to_fixed( +- clks.clocks_in_khz[0], 1000); ++ clks.clocks_in_khz[0] * MEMORY_TYPE_MULTIPLIER, 1000); + dc->bw_vbios.mid_yclk = bw_frc_to_fixed( +- clks.clocks_in_khz[clks.num_levels-1], 1000); ++ clks.clocks_in_khz[clks.num_levels>>1] * MEMORY_TYPE_MULTIPLIER, ++ 1000); + dc->bw_vbios.high_yclk = bw_frc_to_fixed( +- clks.clocks_in_khz[clks.num_levels-1], 1000); ++ clks.clocks_in_khz[clks.num_levels-1] * MEMORY_TYPE_MULTIPLIER, ++ 1000); + } + + static bool construct(struct dc *dc, const struct dal_init_data *init_params) +@@ -575,7 +579,8 @@ static void pplib_apply_display_requirements( + pp_display_cfg.cpu_pstate_separation_time = + context->bw_results.required_blackout_duration_us; + +- pp_display_cfg.min_memory_clock_khz = context->bw_results.required_yclk; ++ pp_display_cfg.min_memory_clock_khz = context->bw_results.required_yclk ++ / MEMORY_TYPE_MULTIPLIER; + pp_display_cfg.min_engine_clock_khz = context->bw_results.required_sclk; + pp_display_cfg.min_engine_clock_deep_sleep_khz + = context->bw_results.required_sclk_deep_sleep; +diff --git a/drivers/gpu/drm/amd/dal/utils/bw_calc_test_harness/.gitignore b/drivers/gpu/drm/amd/dal/utils/bw_calc_test_harness/.gitignore +new file mode 100644 +index 0000000..4d12de1 +--- /dev/null ++++ b/drivers/gpu/drm/amd/dal/utils/bw_calc_test_harness/.gitignore +@@ -0,0 +1,4 @@ ++x64 ++Debug ++*.user ++*.sdf +\ No newline at end of file +diff --git a/drivers/gpu/drm/amd/dal/utils/vba_to_c_converter/.gitignore b/drivers/gpu/drm/amd/dal/utils/vba_to_c_converter/.gitignore +new file mode 100644 +index 0000000..7b285df +--- /dev/null ++++ b/drivers/gpu/drm/amd/dal/utils/vba_to_c_converter/.gitignore +@@ -0,0 +1,4 @@ ++bin ++obj ++*.user ++*.sdf +\ No newline at end of file +-- +2.7.4 + |