mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-05 14:40:12 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amdgpu: avoid gfx register accessing during gfxoff

Browse Source 
Make sure gfxoff is disabled before gfx register accessing.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan
2022-08-26 19:30:20 +08:00
committed by Alex Deucher
parent f76349cf41
commit 7516777434
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
View File

@@ -5260,6 +5260,8 @@ static void gfx_v11_0_update_spm_vmid(struct amdgpu_device *adev, unsigned vmid)
{
u32 reg, data;
amdgpu_gfx_off_ctrl(adev, false);
reg = SOC15_REG_OFFSET(GC, 0, regRLC_SPM_MC_CNTL);
if (amdgpu_sriov_is_pp_one_vf(adev))
data = RREG32_NO_KIQ(reg);
@@ -5273,6 +5275,8 @@ static void gfx_v11_0_update_spm_vmid(struct amdgpu_device *adev, unsigned vmid)
WREG32_SOC15_NO_KIQ(GC, 0, regRLC_SPM_MC_CNTL, data);
else
WREG32_SOC15(GC, 0, regRLC_SPM_MC_CNTL, data);
amdgpu_gfx_off_ctrl(adev, true);
}
static const struct amdgpu_rlc_funcs gfx_v11_0_rlc_funcs = {