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| author | Jack Xiao <Jack.Xiao@amd.com> | 2024-04-09 12:31:01 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-04-12 07:33:43 +0300 |
| commit | a0e002cdac429d7b2ae8b66baf51263193a935c8 (patch) | |
| tree | 3c00f641637b154c3ea9037abdbe6dec6f72bd6d | |
| parent | 6b0d78032f98d494367a9293d584be2ac1173fb4 (diff) | |
| download | linux-a0e002cdac429d7b2ae8b66baf51263193a935c8.tar.xz | |
drm/amdgpu/sdma6: set sdma hang watchdog
Set SDMAx_WATCHDOG_CNTL.QUEUE_HANG_COUNT registers
to improve SDMA reliability.
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c index 361835a61f2e..67a4d8b1512b 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c @@ -507,6 +507,13 @@ static int sdma_v6_0_gfx_resume(struct amdgpu_device *adev) /* set minor_ptr_update to 0 after wptr programed */ WREG32_SOC15_IP(GC, sdma_v6_0_get_reg_offset(adev, i, regSDMA0_QUEUE0_MINOR_PTR_UPDATE), 0); + /* Set up sdma hang watchdog */ + temp = RREG32_SOC15_IP(GC, sdma_v6_0_get_reg_offset(adev, i, regSDMA0_WATCHDOG_CNTL)); + /* 100ms per unit */ + temp = REG_SET_FIELD(temp, SDMA0_WATCHDOG_CNTL, QUEUE_HANG_COUNT, + max(adev->usec_timeout/100000, 1)); + WREG32_SOC15_IP(GC, sdma_v6_0_get_reg_offset(adev, i, regSDMA0_WATCHDOG_CNTL), temp); + /* Set up RESP_MODE to non-copy addresses */ temp = RREG32_SOC15_IP(GC, sdma_v6_0_get_reg_offset(adev, i, regSDMA0_UTCL1_CNTL)); temp = REG_SET_FIELD(temp, SDMA0_UTCL1_CNTL, RESP_MODE, 3); |