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path: root/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vega10_ih.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vega10_ih.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
index 1e83db0c5438..bf68e18e3824 100644
--- a/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/vega10_ih.c
@@ -373,6 +373,12 @@ static u32 vega10_ih_get_wptr(struct amdgpu_device *adev,
tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1);
WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+ /* Unset the CLEAR_OVERFLOW bit immediately so new overflows
+ * can be detected.
+ */
+ tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0);
+ WREG32_NO_KIQ(ih_regs->ih_rb_cntl, tmp);
+
out:
return (wptr & ih->ptr_mask);
}
@@ -485,7 +491,7 @@ static int vega10_ih_sw_init(void *handle)
if (r)
return r;
- r = amdgpu_ih_ring_init(adev, &adev->irq.ih, 256 * 1024, true);
+ r = amdgpu_ih_ring_init(adev, &adev->irq.ih, IH_RING_SIZE, true);
if (r)
return r;
@@ -510,7 +516,7 @@ static int vega10_ih_sw_init(void *handle)
/* initialize ih control registers offset */
vega10_ih_init_register_offset(adev);
- r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, PAGE_SIZE, true);
+ r = amdgpu_ih_ring_init(adev, &adev->irq.ih_soft, IH_SW_RING_SIZE, true);
if (r)
return r;