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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c53
1 files changed, 0 insertions, 53 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 0dcff2889e25..f5c66e0038b5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -71,59 +71,6 @@ void amdgpu_virt_init_setting(struct amdgpu_device *adev)
amdgpu_num_kcq = 2;
}
-void amdgpu_virt_kiq_reg_write_reg_wait(struct amdgpu_device *adev,
- uint32_t reg0, uint32_t reg1,
- uint32_t ref, uint32_t mask,
- uint32_t xcc_inst)
-{
- struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_inst];
- struct amdgpu_ring *ring = &kiq->ring;
- signed long r, cnt = 0;
- unsigned long flags;
- uint32_t seq;
-
- if (adev->mes.ring.sched.ready) {
- amdgpu_mes_reg_write_reg_wait(adev, reg0, reg1,
- ref, mask);
- return;
- }
-
- spin_lock_irqsave(&kiq->ring_lock, flags);
- amdgpu_ring_alloc(ring, 32);
- amdgpu_ring_emit_reg_write_reg_wait(ring, reg0, reg1,
- ref, mask);
- r = amdgpu_fence_emit_polling(ring, &seq, MAX_KIQ_REG_WAIT);
- if (r)
- goto failed_undo;
-
- amdgpu_ring_commit(ring);
- spin_unlock_irqrestore(&kiq->ring_lock, flags);
-
- r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
-
- /* don't wait anymore for IRQ context */
- if (r < 1 && in_interrupt())
- goto failed_kiq;
-
- might_sleep();
- while (r < 1 && cnt++ < MAX_KIQ_REG_TRY) {
-
- msleep(MAX_KIQ_REG_BAILOUT_INTERVAL);
- r = amdgpu_fence_wait_polling(ring, seq, MAX_KIQ_REG_WAIT);
- }
-
- if (cnt > MAX_KIQ_REG_TRY)
- goto failed_kiq;
-
- return;
-
-failed_undo:
- amdgpu_ring_undo(ring);
- spin_unlock_irqrestore(&kiq->ring_lock, flags);
-failed_kiq:
- dev_err(adev->dev, "failed to write reg %x wait reg %x\n", reg0, reg1);
-}
-
/**
* amdgpu_virt_request_full_gpu() - request full gpu access
* @adev: amdgpu device.