[PATCH 8/8] drm/amdgpu: add JPEG 4.0 RAS poison consumption handling

Tao Zhou tao.zhou1 at amd.com
Thu Nov 17 06:07:55 UTC 2022


Register related irq handler.

Signed-off-by: Tao Zhou <tao.zhou1 at amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
index aa5323c9f481..3beb731b2ce5 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c
@@ -81,6 +81,18 @@ static int jpeg_v4_0_sw_init(void *handle)
 	if (r)
 		return r;
 
+	/* JPEG DJPEG POISON EVENT */
+	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
+			VCN_4_0__SRCID_DJPEG0_POISON, &adev->jpeg.inst->irq);
+	if (r)
+		return r;
+
+	/* JPEG EJPEG POISON EVENT */
+	r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
+			VCN_4_0__SRCID_EJPEG0_POISON, &adev->jpeg.inst->irq);
+	if (r)
+		return r;
+
 	r = amdgpu_jpeg_sw_init(adev);
 	if (r)
 		return r;
@@ -170,6 +182,8 @@ static int jpeg_v4_0_hw_fini(void *handle)
 	      RREG32_SOC15(JPEG, 0, regUVD_JRBC_STATUS))
 		jpeg_v4_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 
+	amdgpu_irq_put(adev, &adev->jpeg.inst->irq, 0);
+
 	return 0;
 }
 
@@ -527,6 +541,10 @@ static int jpeg_v4_0_process_interrupt(struct amdgpu_device *adev,
 	case VCN_4_0__SRCID__JPEG_DECODE:
 		amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
 		break;
+	case VCN_4_0__SRCID_DJPEG0_POISON:
+	case VCN_4_0__SRCID_EJPEG0_POISON:
+		amdgpu_jpeg_process_poison_irq(adev, source, entry);
+		break;
 	default:
 		DRM_DEV_ERROR(adev->dev, "Unhandled interrupt: %d %d\n",
 			  entry->src_id, entry->src_data[0]);
-- 
2.35.1



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