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drm/amdgpu: Improve error checking in amdgpu_virt_rlcg_reg_rw (v2)

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The current error detection only looks for a timeout.
This should be changed to also check scratch_reg1 for any errors
returned from RLCG.

v2: remove new error value

Signed-off-by: Victor Lu <victorchengchi.lu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Victor Lu
2024-02-12 17:33:45 -05:00
committed by Alex Deucher
parent d6a76c0a5a
commit 8093383ae7
2 changed files with 4 additions and 2 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
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@@ -45,6 +45,7 @@
#define AMDGPU_RLCG_REG_NOT_IN_RANGE 0x1000000
#define AMDGPU_RLCG_SCRATCH1_ADDRESS_MASK 0xFFFFF
#define AMDGPU_RLCG_SCRATCH1_ERROR_MASK 0xF000000
/* all asic after AI use this offset */
#define mmRCC_IOV_FUNC_IDENTIFIER 0xDE5