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Reviewed-by: Alex Deucher <alexander.deucher@amd.com><br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Tao Zhou <tao.zhou1@amd.com><br>
<b>Sent:</b> Thursday, August 1, 2019 2:43 AM<br>
<b>To:</b> amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org>; Zhang, Hawking <Hawking.Zhang@amd.com>; Li, Dennis <Dennis.Li@amd.com>; Chen, Guchun <Guchun.Chen@amd.com>; Pan, Xinhui <Xinhui.Pan@amd.com><br>
<b>Cc:</b> Zhou1, Tao <Tao.Zhou1@amd.com><br>
<b>Subject:</b> [PATCH 1/6] drm/amdgpu: remove the clear of MCA_ADDR</font>
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<div class="PlainText">clearing MCA_STATUS is enough to reset the whole MCA, writing zero to<br>
MCA_ADDR is unnecessary<br>
<br>
Signed-off-by: Tao Zhou <tao.zhou1@amd.com><br>
---<br>
drivers/gpu/drm/amd/amdgpu/umc_v6_1.c | 2 --<br>
1 file changed, 2 deletions(-)<br>
<br>
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c b/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c<br>
index bff1a12f2cc9..035e4fea472c 100644<br>
--- a/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c<br>
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c<br>
@@ -229,8 +229,6 @@ static void umc_v6_1_query_ras_error_address(struct amdgpu_device *adev,<br>
<br>
/* clear umc status */<br>
WREG64(mc_umc_status_addr + umc_reg_offset, 0x0ULL);<br>
- /* clear error address register */<br>
- WREG64_PCIE(smnMCA_UMC0_MCUMC_ADDRT0 + umc_reg_offset * 4, 0x0ULL);<br>
}<br>
}<br>
<br>
-- <br>
2.17.1<br>
<br>
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