diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2020-12-21 11:18:14 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-12-23 15:07:12 -0500 |
| commit | f44a6c76f148eea6dea98401df32e381a1aeaca2 (patch) | |
| tree | d682e65d06ce349a4059cc7f8141543c6ad169fc | |
| parent | a2b6df4fd6e3c0ba088b00fc00579dac263b0a64 (diff) | |
drm/amdgpu: enable software ih ring for vega20 ih block
software ih ring will be used as a workaround
in case hardware ih ring 1 and ring 2 don't work
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vega20_ih.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c index e381a255cc60..190205475730 100644 --- a/drivers/gpu/drm/amd/amdgpu/vega20_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/vega20_ih.c @@ -342,6 +342,9 @@ static int vega20_ih_irq_init(struct amdgpu_device *adev) if (ret) return ret; + if (adev->irq.ih_soft.ring_size) + adev->irq.ih_soft.enabled = true; + return 0; } @@ -539,6 +542,10 @@ static int vega20_ih_sw_init(void *handle) /* initialize ih control registers offset */ vega20_ih_init_register_offset(adev); + r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, PAGE_SIZE, true); + if (r) + return r; + r = amdgpu_irq_init(adev); return r; |