diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/umc_v8_10.h | 3 |
3 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 859882109f55..16cf7b199457 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -1515,6 +1515,7 @@ static int amdgpu_discovery_get_mall_info(struct amdgpu_device *adev) mall_size += mall_size_per_umc; } adev->gmc.mall_size = mall_size; + adev->gmc.m_half_use = half_use; break; default: dev_err(adev->dev, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h index 6794edd1d2d2..56d73fade568 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h @@ -301,6 +301,8 @@ struct amdgpu_gmc { /* MALL size */ u64 mall_size; + uint32_t m_half_use; + /* number of UMC instances */ int num_umc; /* mode2 save restore */ diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h index c6dfd433fec7..dc12e0af5451 100644 --- a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h +++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h @@ -33,7 +33,8 @@ /* Total channel instances for all available umc nodes */ #define UMC_V8_10_TOTAL_CHANNEL_NUM(adev) \ - (UMC_V8_10_CHANNEL_INSTANCE_NUM * UMC_V8_10_UMC_INSTANCE_NUM * (adev)->gmc.num_umc) + (UMC_V8_10_CHANNEL_INSTANCE_NUM * UMC_V8_10_UMC_INSTANCE_NUM * \ + (adev)->gmc.num_umc - hweight32((adev)->gmc.m_half_use) * 2) /* UMC regiser per channel offset */ #define UMC_V8_10_PER_CHANNEL_OFFSET 0x400 |