From: Charlene Liu <Charlene.Liu@amd.com> stable inclusion from stable-5.10.71 commit c331fad63b6d527193ae8b7c056b2f10fef53c81 bugzilla: 182981 https://gitee.com/openeuler/kernel/issues/I4I3KD Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- commit d942856865c733ff60450de9691af796ad71d7bc upstream. [why] pci deviceid not passed to dal dc, without proper break, dcn2.x falls into dcn3.x code path [how] pass in pci deviceid, and break once dal_version initialized. Reviewed-by: Zhan Liu <Zhan.Liu@amd.com> Acked-by: Anson Jacob <Anson.Jacob@amd.com> Signed-off-by: Charlene Liu <Charlene.Liu@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Chen Jun <chenjun102@huawei.com> Acked-by: Weilong Chen <chenweilong@huawei.com> Signed-off-by: Chen Jun <chenjun102@huawei.com> --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index ce21a21ddb23..d9525fbedad2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -951,6 +951,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) init_data.asic_id.pci_revision_id = adev->pdev->revision; init_data.asic_id.hw_internal_rev = adev->external_rev_id; + init_data.asic_id.chip_id = adev->pdev->device; init_data.asic_id.vram_width = adev->gmc.vram_width; /* TODO: initialize init_data.asic_id.vram_type here!!!! */ -- 2.20.1