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path: root/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/navi10_ih.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/navi10_ih.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
index 8ce5b8ca1fd7..eec13cb5bf75 100644
--- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
+++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c
@@ -409,9 +409,11 @@ static u32 navi10_ih_get_wptr(struct amdgpu_device *adev,
u32 wptr, tmp;
struct amdgpu_ih_regs *ih_regs;
- if (ih == &adev->irq.ih) {
+ if (ih == &adev->irq.ih || ih == &adev->irq.ih_soft) {
/* Only ring0 supports writeback. On other rings fall back
* to register-based code with overflow checking below.
+ * ih_soft ring doesn't have any backing hardware registers,
+ * update wptr and return.
*/
wptr = le32_to_cpu(*ih->wptr_cpu);
@@ -483,6 +485,9 @@ static void navi10_ih_set_rptr(struct amdgpu_device *adev,
{
struct amdgpu_ih_regs *ih_regs;
+ if (ih == &adev->irq.ih_soft)
+ return;
+
if (ih->use_doorbell) {
/* XXX check if swapping is necessary on BE */
*ih->rptr_cpu = ih->rptr;
@@ -593,14 +598,9 @@ static int navi10_ih_sw_fini(void *handle)
static int navi10_ih_hw_init(void *handle)
{
- int r;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- r = navi10_ih_irq_init(adev);
- if (r)
- return r;
-
- return 0;
+ return navi10_ih_irq_init(adev);
}
static int navi10_ih_hw_fini(void *handle)
@@ -685,7 +685,7 @@ static int navi10_ih_set_powergating_state(void *handle,
return 0;
}
-static void navi10_ih_get_clockgating_state(void *handle, u32 *flags)
+static void navi10_ih_get_clockgating_state(void *handle, u64 *flags)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;