drm/amdgpu: add vcn irq functions (a319f444) · Commits · 戴 / test

drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c

+32 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}

Admin message