UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amdgpu: drop duplicated ecc check for vega10 (v5) 

The same ECC check has been executed in amdgpu_ras_init for vega10,
prior to gmc_v9_0_late_init.

v2: drop all atombios helper callings
v3: use bit operation
v4: correct inline comment, remove parity check statement
v5: squash in build fix

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Guchun Chen 2020-09-29 12:41:41 +08:00 committed by Alex Deucher
parent d3768874e5
commit 4a20300bc2
1 changed files with 7 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
View File

@ -1207,21 +1207,16 @@ static int gmc_v9_0_late_init(void *handle)
r = amdgpu_gmc_allocate_vm_inv_eng(adev);
if (r)
return r;
/* Check if ecc is available */
/*
* Workaround performance drop issue with VBIOS enables partial
* writes, while disables HBM ECC for vega10.
*/
if (!amdgpu_sriov_vf(adev) && (adev->asic_type == CHIP_VEGA10)) {
r = amdgpu_atomfirmware_mem_ecc_supported(adev);
if (!r) {
DRM_INFO("ECC is not present.\n");
if (!(adev->ras_features & (1 << AMDGPU_RAS_BLOCK__UMC))) {
if (adev->df.funcs->enable_ecc_force_par_wr_rmw)
adev->df.funcs->enable_ecc_force_par_wr_rmw(adev, false);
} else
DRM_INFO("ECC is active.\n");
r = amdgpu_atomfirmware_sram_ecc_supported(adev);
if (!r)
DRM_INFO("SRAM ECC is not present.\n");
else
DRM_INFO("SRAM ECC is active.\n");
}
}
if (adev->mmhub.funcs && adev->mmhub.funcs->reset_ras_error_count)