I think no need to check function type.

Best Regards
Rex
________________________________
From: amd-gfx <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org> on behalf of Deucher, Alexander <Alexander.Deucher-5C7GfCeVMHo@public.gmane.org>
Sent: Tuesday, April 18, 2017 9:33:58 PM
To: Huang, Trigger; amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: Huang, Trigger
Subject: RE: [PATCH] drm/amdgpu: Fix module unload hang by KIQ on Vega10

> -----Original Message-----
> From: amd-gfx [mailto:amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org] On Behalf
> Of Trigger Huang
> Sent: Monday, April 17, 2017 10:14 PM
> To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
> Cc: Huang, Trigger
> Subject: [PATCH] drm/amdgpu: Fix module unload hang by KIQ on Vega10
>
> Apply commit 4e683cb2644f ("drm/amdgpu: Fix module unload hang by
> KIQ IRQ set")to vega10
>
> Signed-off-by: Trigger Huang <trigger.huang-5C7GfCeVMHo@public.gmane.org>

Reviewed-by: Alex Deucher <alexander.deucher-5C7GfCeVMHo@public.gmane.org>

> ---
>  drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> index f6b2329..b7b2ed8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
> @@ -631,7 +631,6 @@ static int gfx_v9_0_kiq_init_ring(struct
> amdgpu_device *adev,
>                ring->pipe = 1;
>        }
>
> -     irq->data = ring;
>        ring->queue = 0;
>        ring->eop_gpu_addr = kiq->eop_gpu_addr;
>        sprintf(ring->name, "kiq %d.%d.%d", ring->me, ring->pipe, ring-
> >queue);
> @@ -647,7 +646,6 @@ static void gfx_v9_0_kiq_free_ring(struct
> amdgpu_ring *ring,
>  {
>        amdgpu_wb_free(ring->adev, ring->adev->virt.reg_val_offs);
>        amdgpu_ring_fini(ring);
> -     irq->data = NULL;
>  }
>
>  /* create MQD for each compute queue */
> @@ -3367,9 +3365,9 @@ static int gfx_v9_0_kiq_set_interrupt_state(struct
> amdgpu_device *adev,
>                                            enum amdgpu_interrupt_state
> state)
>  {
>        uint32_t tmp, target;
> -     struct amdgpu_ring *ring = (struct amdgpu_ring *)src->data;
> +     struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
>
> -     BUG_ON(!ring || (ring->funcs->type !=
> AMDGPU_RING_TYPE_KIQ));
> +     BUG_ON(ring->funcs->type != AMDGPU_RING_TYPE_KIQ);
>
>        if (ring->me == 1)
>                target = SOC15_REG_OFFSET(GC, 0,
> mmCP_ME1_PIPE0_INT_CNTL);
> @@ -3413,9 +3411,9 @@ static int gfx_v9_0_kiq_irq(struct amdgpu_device
> *adev,
>                            struct amdgpu_iv_entry *entry)
>  {
>        u8 me_id, pipe_id, queue_id;
> -     struct amdgpu_ring *ring = (struct amdgpu_ring *)source->data;
> +     struct amdgpu_ring *ring = &(adev->gfx.kiq.ring);
>
> -     BUG_ON(!ring || (ring->funcs->type !=
> AMDGPU_RING_TYPE_KIQ));
> +     BUG_ON(ring->funcs->type != AMDGPU_RING_TYPE_KIQ);
>
>        me_id = (entry->ring_id & 0x0c) >> 2;
>        pipe_id = (entry->ring_id & 0x03) >> 0;
> --
> 2.7.4
>
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