diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4842-drm-amd-pp-Switch-the-tolerable-latency-for-display.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4842-drm-amd-pp-Switch-the-tolerable-latency-for-display.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4842-drm-amd-pp-Switch-the-tolerable-latency-for-display.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4842-drm-amd-pp-Switch-the-tolerable-latency-for-display.patch new file mode 100644 index 00000000..06a0d8cb --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4842-drm-amd-pp-Switch-the-tolerable-latency-for-display.patch @@ -0,0 +1,33 @@ +From d051c9d141387eeeabca17afd872c4e8fc32a5c5 Mon Sep 17 00:00:00 2001 +From: rex zhu <rex.zhu@amd.com> +Date: Thu, 28 Jun 2018 13:55:46 +0800 +Subject: [PATCH 4842/5725] drm/amd/pp: Switch the tolerable latency for + display + +Select the lowest MCLK frequency that is within +the tolerable latency defined in DISPALY + +Acked-by: Alex Deucher <alexander.deucher@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +index b293a68..5f00760 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +@@ -3221,7 +3221,7 @@ static int vega10_apply_state_adjust_rules(struct pp_hwmgr *hwmgr, + /* Find the lowest MCLK frequency that is within + * the tolerable latency defined in DAL + */ +- latency = 0; ++ latency = hwmgr->display_config->dce_tolerable_mclk_in_active_latency; + for (i = 0; i < data->mclk_latency_table.count; i++) { + if ((data->mclk_latency_table.entries[i].latency <= latency) && + (data->mclk_latency_table.entries[i].frequency >= +-- +2.7.4 + |