diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1114-drm-amd-pp-Read-the-maximum-clock-frequency-from-ppl.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1114-drm-amd-pp-Read-the-maximum-clock-frequency-from-ppl.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1114-drm-amd-pp-Read-the-maximum-clock-frequency-from-ppl.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1114-drm-amd-pp-Read-the-maximum-clock-frequency-from-ppl.patch new file mode 100644 index 00000000..9b8f6418 --- /dev/null +++ b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1114-drm-amd-pp-Read-the-maximum-clock-frequency-from-ppl.patch @@ -0,0 +1,34 @@ +From afe99791053bac27ca62418e9d38b1fd5ca3390e Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Wed, 8 Nov 2017 16:39:00 +0800 +Subject: [PATCH 1114/4131] drm/amd/pp: Read the maximum clock frequency from + pplib using pp_dpm_get_sclk() and pp_dpm_get_mclk() incase of failure when + using phm_get_max_high_clocks() + +Change-Id: I40368191a98165b6f93ed35f3ff46a41f065b174 +Signed-off-by: Raveendra Talabattula <raveendra.talabattula@amd.com> +--- + drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 9 +++++++-- + 1 file changed, 7 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +index 2634d79..9f51222 100644 +--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c ++++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +@@ -1429,6 +1429,11 @@ int amd_powerplay_get_display_mode_validation_clocks(void *handle, + ret = phm_get_max_high_clocks(hwmgr, clocks); + + mutex_unlock(&pp_handle->pp_lock); +- return ret; +-} ++ ++ if (ret) { ++ clocks->memory_max_clock = pp_dpm_get_mclk(handle, false); ++ clocks->engine_max_clock = pp_dpm_get_sclk(handle, false); ++ } + ++ return 0; ++} +-- +2.7.4 + |