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authorStanley.Yang <Stanley.Yang@amd.com>2022-12-21 13:04:01 +0300
committerAlex Deucher <alexander.deucher@amd.com>2023-01-04 00:57:58 +0300
commit6ecc01a9ceccad37cc0e7127fab08812dd93801b (patch)
treeed90a211f0bc61f47fbd8521c4ec5cbc89d6aed8 /drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
parent78911b22e7dfab26659137004571ac4e377cef43 (diff)
downloadlinux-6ecc01a9ceccad37cc0e7127fab08812dd93801b.tar.xz
drm/amdgpu: correct umc poison mode set value
For GFX 11.0.3, Due to security policy, there is no way to check UcFatalEn field of UMCCH0_0_GeccCtrl to identify UMC poison mode. This is workaround force set umc poison mode as 1 for GFX 11.0.3 Signed-off-by: Stanley.Yang <Stanley.Yang@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/umc_v8_10.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/umc_v8_10.c24
1 files changed, 4 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
index b7da4528cf0a..da394bc06bba 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.c
@@ -340,29 +340,13 @@ static void umc_v8_10_err_cnt_init(struct amdgpu_device *adev)
}
}
-static uint32_t umc_v8_10_query_ras_poison_mode_per_channel(
- struct amdgpu_device *adev,
- uint32_t umc_reg_offset)
-{
- uint32_t ecc_ctrl_addr, ecc_ctrl;
-
- ecc_ctrl_addr =
- SOC15_REG_OFFSET(UMC, 0, regUMCCH0_0_GeccCtrl);
- ecc_ctrl = RREG32_PCIE((ecc_ctrl_addr +
- umc_reg_offset) * 4);
-
- return REG_GET_FIELD(ecc_ctrl, UMCCH0_0_GeccCtrl, UCFatalEn);
-}
-
static bool umc_v8_10_query_ras_poison_mode(struct amdgpu_device *adev)
{
- uint32_t umc_reg_offset = 0;
-
- /* Enabling fatal error in umc node0 instance0 channel0 will be
- * considered as fatal error mode
+ /*
+ * Force return true, because UMCCH0_0_GeccCtrl
+ * is not accessible from host side
*/
- umc_reg_offset = get_umc_v8_10_reg_offset(adev, 0, 0, 0);
- return !umc_v8_10_query_ras_poison_mode_per_channel(adev, umc_reg_offset);
+ return true;
}
const struct amdgpu_ras_block_hw_ops umc_v8_10_ras_hw_ops = {