We need IH Ring1 for handling the pagefault
interrupts which are overflowing the default
ring for specific usecases.
Signed-off-by: Sunil Khatri <sunil.kha...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/ih_v6_0.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/ih_v6_0.c
b/drivers/gpu/drm/amd/amdgpu/ih_v6_0.c
index ad4ad39f128f..3796d965e123 100644
--- a/drivers/gpu/drm/amd/amdgpu/ih_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/ih_v6_0.c
@@ -549,8 +549,12 @@ static int ih_v6_0_sw_init(void *handle)
adev->irq.ih.use_doorbell = true;
adev->irq.ih.doorbell_index = adev->doorbell_index.ih << 1;
- adev->irq.ih1.ring_size = 0;
- adev->irq.ih2.ring_size = 0;
+ r = amdgpu_ih_ring_init(adev, &adev->irq.ih1, IH_RING_SIZE,
use_bus_addr);
+ if (r)
+ return r;
+
+ adev->irq.ih1.use_doorbell = true;
+ adev->irq.ih1.doorbell_index = (adev->doorbell_index.ih + 1) << 1;
/* initialize ih control register offset */
ih_v6_0_init_register_offset(adev);
--
2.34.1
