diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0558-drm-amd-powerplay-revise-Vega20-pptable-version-chec.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0558-drm-amd-powerplay-revise-Vega20-pptable-version-chec.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0558-drm-amd-powerplay-revise-Vega20-pptable-version-chec.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0558-drm-amd-powerplay-revise-Vega20-pptable-version-chec.patch new file mode 100644 index 00000000..2347e416 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0558-drm-amd-powerplay-revise-Vega20-pptable-version-chec.patch @@ -0,0 +1,39 @@ +From f204bcfe1423d7667d315431b417bd2d9c41ce80 Mon Sep 17 00:00:00 2001 +From: Evan Quan <evan.quan@amd.com> +Date: Tue, 30 Oct 2018 09:12:22 +0800 +Subject: [PATCH 0558/2940] drm/amd/powerplay: revise Vega20 pptable version + check + +Tell the version numbers when the pptable versions do not match. + +Change-Id: I3ea8aac7493927281b14d28866fa87690621f0f0 +Signed-off-by: Evan Quan <evan.quan@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../drm/amd/powerplay/hwmgr/vega20_processpptables.c | 10 ++++++++-- + 1 file changed, 8 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c +index f7e8bbdc20b0..97f8a1a970c3 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c +@@ -642,8 +642,14 @@ static int check_powerplay_tables( + "Unsupported PPTable format!", return -1); + PP_ASSERT_WITH_CODE(powerplay_table->sHeader.structuresize > 0, + "Invalid PowerPlay Table!", return -1); +- PP_ASSERT_WITH_CODE(powerplay_table->smcPPTable.Version == PPTABLE_V20_SMU_VERSION, +- "Unmatch PPTable version, vbios update may be needed!", return -1); ++ ++ if (powerplay_table->smcPPTable.Version != PPTABLE_V20_SMU_VERSION) { ++ pr_info("Unmatch PPTable version: " ++ "pptable from VBIOS is V%d while driver supported is V%d!", ++ powerplay_table->smcPPTable.Version, ++ PPTABLE_V20_SMU_VERSION); ++ return -EINVAL; ++ } + + //dump_pptable(&powerplay_table->smcPPTable); + +-- +2.17.1 + |