diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3314-drm-amd-powerplay-check-before-issuing-messages-for-.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3314-drm-amd-powerplay-check-before-issuing-messages-for-.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3314-drm-amd-powerplay-check-before-issuing-messages-for-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3314-drm-amd-powerplay-check-before-issuing-messages-for-.patch new file mode 100644 index 00000000..847ecd8c --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3314-drm-amd-powerplay-check-before-issuing-messages-for-.patch @@ -0,0 +1,36 @@ +From 0e0f7c9591c5808ddd116f7c95eda56435f21229 Mon Sep 17 00:00:00 2001 +From: Evan Quan <evan.quan@amd.com> +Date: Tue, 6 Aug 2019 16:14:22 +0800 +Subject: [PATCH 3314/4256] drm/amd/powerplay: check before issuing messages + for max sustainable clocks + +Those messages are not supported on Arcturus and should not be +issued. + +Affected ASIC: Arcturus + +Change-Id: I391099fc28e00356234fd2ae7b68f5861fd4c147 +Signed-off-by: Evan Quan <evan.quan@amd.com> +Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> +--- + drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +index 84eb14a6650f..2ddb4ec75305 100644 +--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c ++++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +@@ -905,6 +905,10 @@ smu_v11_0_get_max_sustainable_clock(struct smu_context *smu, uint32_t *clock, + if (!smu->pm_enabled) + return ret; + ++ if ((smu_msg_get_index(smu, SMU_MSG_GetDcModeMaxDpmFreq) < 0) || ++ (smu_msg_get_index(smu, SMU_MSG_GetMaxDpmFreq) < 0)) ++ return 0; ++ + clk_id = smu_clk_get_index(smu, clock_select); + if (clk_id < 0) + return -EINVAL; +-- +2.17.1 + |