diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2025-08-18 22:19:47 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-08-27 20:57:49 +0300 |
| commit | 1c65502f813318d48084b33a2c5713d317019dfe (patch) | |
| tree | acd5c9d5ceb9139036698a5917b9e9ef6b0fc536 /drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c | |
| parent | fa064d50b7eee6f40749ff03de7ef99ff4acc8c9 (diff) | |
| download | linux-1c65502f813318d48084b33a2c5713d317019dfe.tar.xz | |
drm/amdgpu/vpe: add ring reset support
Implement ring reset for VPE. Similar to VCN and JPEG,
just powergate the the IP to reset it.
v2: Properly set per queue reset flag
Reviewed-by: Jesse Zhang <jesse.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c index 121ee17b522b..86573c8d9b91 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vpe.c @@ -379,9 +379,10 @@ static int vpe_sw_init(struct amdgpu_ip_block *ip_block) if (ret) goto out; - /* TODO: Add queue reset mask when FW fully supports it */ adev->vpe.supported_reset = amdgpu_get_soft_full_reset_mask(&adev->vpe.ring); + if (!amdgpu_sriov_vf(adev)) + adev->vpe.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE; ret = amdgpu_vpe_sysfs_reset_mask_init(adev); if (ret) goto out; @@ -874,6 +875,27 @@ static void vpe_ring_end_use(struct amdgpu_ring *ring) schedule_delayed_work(&adev->vpe.idle_work, VPE_IDLE_TIMEOUT); } +static int vpe_ring_reset(struct amdgpu_ring *ring, + unsigned int vmid, + struct amdgpu_fence *timedout_fence) +{ + struct amdgpu_device *adev = ring->adev; + int r; + + amdgpu_ring_reset_helper_begin(ring, timedout_fence); + + r = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE, + AMD_PG_STATE_GATE); + if (r) + return r; + r = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VPE, + AMD_PG_STATE_UNGATE); + if (r) + return r; + + return amdgpu_ring_reset_helper_end(ring, timedout_fence); +} + static ssize_t amdgpu_get_vpe_reset_mask(struct device *dev, struct device_attribute *attr, char *buf) @@ -942,6 +964,7 @@ static const struct amdgpu_ring_funcs vpe_ring_funcs = { .preempt_ib = vpe_ring_preempt_ib, .begin_use = vpe_ring_begin_use, .end_use = vpe_ring_end_use, + .reset = vpe_ring_reset, }; static void vpe_set_ring_funcs(struct amdgpu_device *adev) |