drm/amdgpu: separate ras irq from jpeg instance irq for UVD_POISON

Separate jpegbRAS poison consumption handling from the instance irq, and
register dedicated ras_poison_irq src and funcs for UVD_POISON.

v2:
- Separate ras irq from jpeg instance irq
- Improve the subject and code comments

v3:
- Split the patch into three parts
- Improve the code comments

Suggested-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Horatio Zhang <Hongkun.Zhang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
index b07c000..4fa019c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
@@ -241,6 +241,31 @@ int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev,
        return 0;
 }
 
+int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
+{
+       int r, i;
+
+       r = amdgpu_ras_block_late_init(adev, ras_block);
+       if (r)
+               return r;
+
+       if (amdgpu_ras_is_supported(adev, ras_block->block)) {
+               for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
+                       if (adev->jpeg.harvest_config & (1 << i))
+                               continue;
+
+                       r = amdgpu_irq_get(adev, &adev->jpeg.inst[i].ras_poison_irq, 0);
+                       if (r)
+                               goto late_fini;
+               }
+       }
+       return 0;
+
+late_fini:
+       amdgpu_ras_block_late_fini(adev, ras_block);
+       return r;
+}
+
 int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev)
 {
        int err;
@@ -262,7 +287,7 @@ int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev)
        adev->jpeg.ras_if = &ras->ras_block.ras_comm;
 
        if (!ras->ras_block.ras_late_init)
-               ras->ras_block.ras_late_init = amdgpu_ras_block_late_init;
+               ras->ras_block.ras_late_init = amdgpu_jpeg_ras_late_init;
 
        return 0;
 }

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
index 0ca76f0..1471a1e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.h
@@ -38,6 +38,7 @@ struct amdgpu_jpeg_reg{
 struct amdgpu_jpeg_inst {
        struct amdgpu_ring ring_dec;
        struct amdgpu_irq_src irq;
+       struct amdgpu_irq_src ras_poison_irq;
        struct amdgpu_jpeg_reg external;
 };
 
@@ -72,6 +73,8 @@ int amdgpu_jpeg_dec_ring_test_ib(struct amdgpu_ring *ring, long timeout);
 int amdgpu_jpeg_process_poison_irq(struct amdgpu_device *adev,
                                struct amdgpu_irq_src *source,
                                struct amdgpu_iv_entry *entry);
+int amdgpu_jpeg_ras_late_init(struct amdgpu_device *adev,
+                               struct ras_common_if *ras_block);
 int amdgpu_jpeg_ras_sw_init(struct amdgpu_device *adev);
 
 #endif /*__AMDGPU_JPEG_H__*/