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| author | Alex Deucher <alexander.deucher@amd.com> | 2024-06-03 17:24:03 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-08-16 14:18:14 -0400 |
| commit | 5d0112f77793c0351faee6c723a6fb9191c12be6 (patch) | |
| tree | a924475c7133a9fa484d4498a6b853922edc1d34 | |
| parent | fdbd69486b468e4963b4ef9f76901d3788252dd5 (diff) | |
| download | linux-5d0112f77793c0351faee6c723a6fb9191c12be6.tar.gz linux-5d0112f77793c0351faee6c723a6fb9191c12be6.tar.bz2 linux-5d0112f77793c0351faee6c723a6fb9191c12be6.zip | |
drm/amdgpu/gfx9.4.3: add ring reset callback
Add ring reset callback for compute.
Acked-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c index 7b4ae197eb49..f1c73bc1bd95 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c @@ -3426,6 +3426,43 @@ static void gfx_v9_4_3_emit_wave_limit(struct amdgpu_ring *ring, bool enable) } } +static int gfx_v9_4_3_reset_kcq(struct amdgpu_ring *ring, + unsigned int vmid) +{ + struct amdgpu_device *adev = ring->adev; + struct amdgpu_kiq *kiq = &adev->gfx.kiq[ring->xcc_id]; + struct amdgpu_ring *kiq_ring = &kiq->ring; + unsigned long flags; + int r; + + if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues) + return -EINVAL; + + spin_lock_irqsave(&kiq->ring_lock, flags); + + if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size)) { + spin_unlock_irqrestore(&kiq->ring_lock, flags); + return -ENOMEM; + } + + kiq->pmf->kiq_unmap_queues(kiq_ring, ring, RESET_QUEUES, + 0, 0); + amdgpu_ring_commit(kiq_ring); + + spin_unlock_irqrestore(&kiq->ring_lock, flags); + + r = amdgpu_ring_test_ring(kiq_ring); + if (r) + return r; + + /* reset the ring */ + ring->wptr = 0; + *ring->wptr_cpu_addr = 0; + amdgpu_ring_clear_ring(ring); + + return amdgpu_ring_test_ring(ring); +} + enum amdgpu_gfx_cp_ras_mem_id { AMDGPU_GFX_CP_MEM1 = 1, AMDGPU_GFX_CP_MEM2, @@ -4536,6 +4573,7 @@ static const struct amdgpu_ring_funcs gfx_v9_4_3_ring_funcs_compute = { .soft_recovery = gfx_v9_4_3_ring_soft_recovery, .emit_mem_sync = gfx_v9_4_3_emit_mem_sync, .emit_wave_limit = gfx_v9_4_3_emit_wave_limit, + .reset = gfx_v9_4_3_reset_kcq, }; static const struct amdgpu_ring_funcs gfx_v9_4_3_ring_funcs_kiq = { |