diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/2337-drm-amd-powerplay-smu11-disable-PLL-shutdown-when-gf.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/2337-drm-amd-powerplay-smu11-disable-PLL-shutdown-when-gf.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/2337-drm-amd-powerplay-smu11-disable-PLL-shutdown-when-gf.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/2337-drm-amd-powerplay-smu11-disable-PLL-shutdown-when-gf.patch new file mode 100644 index 00000000..70090336 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/2337-drm-amd-powerplay-smu11-disable-PLL-shutdown-when-gf.patch @@ -0,0 +1,39 @@ +From 41b3d737b1e9b7b77f7241c9a6c2aedc26db01db Mon Sep 17 00:00:00 2001 +From: Jack Xiao <Jack.Xiao@amd.com> +Date: Mon, 6 May 2019 16:28:22 +0800 +Subject: [PATCH 2337/2940] drm/amd/powerplay/smu11: disable PLL shutdown when + gfxoff enabled + +MP1 cannot access clock IP during MP1 FW reload, disable PLL +shutdown as a workaround. + +Signed-off-by: Jack Xiao <Jack.Xiao@amd.com> +Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +index 9fb894fec3d3..8030c7a7edae 100644 +--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c ++++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +@@ -383,10 +383,14 @@ static int navi10_append_powerplay_table(struct smu_context *smu) + /* Mvdd Svi2 Div Ratio Setting */ + smc_pptable->MvddRatio = smc_dpm_table->MvddRatio; + +- if (adev->pm.pp_feature & PP_GFXOFF_MASK) ++ if (adev->pm.pp_feature & PP_GFXOFF_MASK) { + *(uint64_t *)smc_pptable->FeaturesToRun |= FEATURE_MASK(FEATURE_GFX_SS_BIT) + | FEATURE_MASK(FEATURE_GFXOFF_BIT); + ++ /* TODO: remove it once SMU fw fix it */ ++ smc_pptable->DebugOverrides |= DPM_OVERRIDE_DISABLE_DFLL_PLL_SHUTDOWN; ++ } ++ + return 0; + } + +-- +2.17.1 + |