diff options
| author | Mukul Joshi <mukul.joshi@amd.com> | 2023-04-11 23:32:29 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-04-13 07:14:08 +0300 |
| commit | 318e431b306e966d2ee99e900a11bdc9a701ee83 (patch) | |
| tree | 34e29355967b5cbc1af0dabbdb1e2dcfcfdbe2ed /drivers/gpu/drm/amd/amdkfd/kfd_svm.c | |
| parent | e69c373c3f0c1888b4b758e37d05e2e7b76585f2 (diff) | |
| download | linux-318e431b306e966d2ee99e900a11bdc9a701ee83.tar.xz | |
drm/amdgpu: Enable IH retry CAM on GFX9
This patch enables the IH retry CAM on GFX9 series cards. This
retry filter is used to prevent sending lots of retry interrupts
in a short span of time and overflowing the IH ring buffer. This
will also help reduce CPU interrupt workload.
Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_svm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c index dc6fd6967050..96a138a39515 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c @@ -2172,7 +2172,15 @@ restart: pr_debug("drain retry fault gpu %d svms %p\n", i, svms); amdgpu_ih_wait_on_checkpoint_process_ts(pdd->dev->adev, - &pdd->dev->adev->irq.ih1); + pdd->dev->adev->irq.retry_cam_enabled ? + &pdd->dev->adev->irq.ih : + &pdd->dev->adev->irq.ih1); + + if (pdd->dev->adev->irq.retry_cam_enabled) + amdgpu_ih_wait_on_checkpoint_process_ts(pdd->dev->adev, + &pdd->dev->adev->irq.ih_soft); + + pr_debug("drain retry fault gpu %d svms 0x%p done\n", i, svms); } if (atomic_cmpxchg(&svms->drain_pagefaults, drain, 0) != drain) |