diff options
| author | Thomas Zimmermann <[email protected]> | 2023-10-11 07:50:59 +0000 |
|---|---|---|
| committer | Thomas Zimmermann <[email protected]> | 2023-10-11 07:50:59 +0000 |
| commit | 57390019b68b83f96eb98f490367b9df1f2d77cb (patch) | |
| tree | e6d4b6c75efdd2d7fb7d37f980688c491be3ff6a /drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c | |
| parent | drm/panel: ltk050h3146w: add support for Leadtek LTK050H3148W-CTA6 variant (diff) | |
| parent | Merge tag 'drm-intel-next-2023-09-29' of git://anongit.freedesktop.org/drm/dr... (diff) | |
| download | kernel-57390019b68b83f96eb98f490367b9df1f2d77cb.tar.gz kernel-57390019b68b83f96eb98f490367b9df1f2d77cb.zip | |
Merge drm/drm-next into drm-misc-next
Updating drm-misc-next to the state of Linux v6.6-rc2.
Signed-off-by: Thomas Zimmermann <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c index fceb3b384955..f3b0aaf3ebc6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c @@ -138,6 +138,7 @@ void amdgpu_ih_ring_fini(struct amdgpu_device *adev, struct amdgpu_ih_ring *ih) /** * amdgpu_ih_ring_write - write IV to the ring buffer * + * @adev: amdgpu_device pointer * @ih: ih ring to write to * @iv: the iv to write * @num_dw: size of the iv in dw @@ -145,8 +146,8 @@ void amdgpu_ih_ring_fini(struct amdgpu_device *adev, struct amdgpu_ih_ring *ih) * Writes an IV to the ring buffer using the CPU and increment the wptr. * Used for testing and delegating IVs to a software ring. */ -void amdgpu_ih_ring_write(struct amdgpu_ih_ring *ih, const uint32_t *iv, - unsigned int num_dw) +void amdgpu_ih_ring_write(struct amdgpu_device *adev, struct amdgpu_ih_ring *ih, + const uint32_t *iv, unsigned int num_dw) { uint32_t wptr = le32_to_cpu(*ih->wptr_cpu) >> 2; unsigned int i; @@ -161,6 +162,9 @@ void amdgpu_ih_ring_write(struct amdgpu_ih_ring *ih, const uint32_t *iv, if (wptr != READ_ONCE(ih->rptr)) { wmb(); WRITE_ONCE(*ih->wptr_cpu, cpu_to_le32(wptr)); + } else if (adev->irq.retry_cam_enabled) { + dev_warn_once(adev->dev, "IH soft ring buffer overflow 0x%X, 0x%X\n", + wptr, ih->rptr); } } |