From: Leo Liu <[email protected]>
Signed-off-by: Leo Liu <[email protected]>
Acked-by: Chunming Zhou <[email protected]>
Acked-by: Hawking Zhang <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
---
drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 48aedd3..c9a6b1a 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -38,6 +38,7 @@
static int vcn_v1_0_start(struct amdgpu_device *adev);
static int vcn_v1_0_stop(struct amdgpu_device *adev);
static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
+static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
/**
* vcn_v1_0_early_init - set function pointers
@@ -51,6 +52,7 @@ static int vcn_v1_0_early_init(void *handle)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
vcn_v1_0_set_dec_ring_funcs(adev);
+ vcn_v1_0_set_irq_funcs(adev);
return 0;
}
@@ -674,6 +676,25 @@ static void vcn_v1_0_dec_ring_emit_vm_flush(struct
amdgpu_ring *ring,
vcn_v1_0_dec_vm_reg_wait(ring, data0, data1, mask);
}
+static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ unsigned type,
+ enum amdgpu_interrupt_state state)
+{
+ return 0;
+}
+
+static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
+ struct amdgpu_irq_src *source,
+ struct amdgpu_iv_entry *entry)
+{
+ DRM_DEBUG("IH: VCN TRAP\n");
+
+ amdgpu_fence_process(&adev->vcn.ring_dec);
+
+ return 0;
+}
+
static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
.name = "vcn_v1_0",
.early_init = vcn_v1_0_early_init,
@@ -724,3 +745,14 @@ static void vcn_v1_0_set_dec_ring_funcs(struct
amdgpu_device *adev)
adev->vcn.ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
DRM_INFO("VCN decode is enabled in VM mode\n");
}
+
+static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
+ .set = vcn_v1_0_set_interrupt_state,
+ .process = vcn_v1_0_process_interrupt,
+};
+
+static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
+{
+ adev->vcn.irq.num_types = 1;
+ adev->vcn.irq.funcs = &vcn_v1_0_irq_funcs;
+}
--
2.5.5
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