diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0951-drm-amd-powerplay-fix-mclk-in-high-clock-for-baffin.patch')
-rw-r--r-- | common/recipes-kernel/linux/files/0951-drm-amd-powerplay-fix-mclk-in-high-clock-for-baffin.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0951-drm-amd-powerplay-fix-mclk-in-high-clock-for-baffin.patch b/common/recipes-kernel/linux/files/0951-drm-amd-powerplay-fix-mclk-in-high-clock-for-baffin.patch new file mode 100644 index 00000000..80b87aa1 --- /dev/null +++ b/common/recipes-kernel/linux/files/0951-drm-amd-powerplay-fix-mclk-in-high-clock-for-baffin.patch @@ -0,0 +1,47 @@ +From 9f3c3aa72a1f153d672aa9415778933abe30aee6 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Tue, 15 Mar 2016 14:39:12 +0800 +Subject: [PATCH 0951/1110] drm/amd/powerplay: fix mclk in high clock for + baffin + +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c | 10 ++++------ + 1 file changed, 4 insertions(+), 6 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c +index ac40599..d08f739 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c +@@ -1377,13 +1377,14 @@ static int polaris10_populate_all_memory_levels(struct pp_hwmgr *hwmgr) + result = polaris10_populate_single_memory_level(hwmgr, + dpm_table->mclk_table.dpm_levels[i].value, + &levels[i]); ++ if (i == dpm_table->mclk_table.count - 1) { ++ levels[i].DisplayWatermark = PPSMC_DISPLAY_WATERMARK_HIGH; ++ levels[i].EnabledForActivity = 1; ++ } + if (result) + return result; + } + +- /* Only enable level 0 for now. */ +- levels[0].EnabledForActivity = 1; +- + /* in order to prevent MC activity from stutter mode to push DPM up. + * the UVD change complements this by putting the MCLK in + * a higher state by default such that we are not effected by +@@ -1396,9 +1397,6 @@ static int polaris10_populate_all_memory_levels(struct pp_hwmgr *hwmgr) + (uint8_t)dpm_table->mclk_table.count; + data->dpm_level_enable_mask.mclk_dpm_enable_mask = + phm_get_dpm_level_enable_mask_value(&dpm_table->mclk_table); +- /* set highest level watermark to high */ +- levels[dpm_table->mclk_table.count - 1].DisplayWatermark = +- PPSMC_DISPLAY_WATERMARK_HIGH; + + /* level count will send to smc once at init smc table and never change */ + result = polaris10_copy_bytes_to_smc(hwmgr->smumgr, array, (uint8_t *)levels, +-- +2.7.4 + |