[PATCH 1/6] drm/amdgpu: remove the clear of MCA_ADDR

[Deucher, Alexander]

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Tao Zhou <tao.zhou1 at amd.com>
Sent: Thursday, August 1, 2019 2:43 AM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>; Zhang, Hawking <Hawking.Zhang at amd.com>; Li, Dennis <Dennis.Li at amd.com>; Chen, Guchun <Guchun.Chen at amd.com>; Pan, Xinhui <Xinhui.Pan at amd.com>
Cc: Zhou1, Tao <Tao.Zhou1 at amd.com>
Subject: [PATCH 1/6] drm/amdgpu: remove the clear of MCA_ADDR

clearing MCA_STATUS is enough to reset the whole MCA, writing zero to
MCA_ADDR is unnecessary

Signed-off-by: Tao Zhou <tao.zhou1 at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/umc_v6_1.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c b/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c
index bff1a12f2cc9..035e4fea472c 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_1.c
@@ -229,8 +229,6 @@ static void umc_v6_1_query_ras_error_address(struct amdgpu_device *adev,

                         /* clear umc status */
                         WREG64(mc_umc_status_addr + umc_reg_offset, 0x0ULL);
-                       /* clear error address register */
-                       WREG64_PCIE(smnMCA_UMC0_MCUMC_ADDRT0 + umc_reg_offset * 4, 0x0ULL);
                 }
         }

--
2.17.1

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