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amdkfd: add __iomem attribute to doorbell_ptr

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This patch was done due to sparse warning. It changes the definition of
doorbell_ptr in queue_properties to be with __iomem attribute, so it would
match the type which the doorbell module functions are returning.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
This commit is contained in:
Oded Gabbay 2014-11-20 16:14:56 +02:00
parent d80d19bd50
commit 5cd78de526
2 changed files with 5 additions and 6 deletions
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9
drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c
View file

@ -66,8 +66,7 @@ static bool initialize(struct kernel_queue *kq, struct kfd_dev *dev,
if (kq->mqd == NULL)
return false;
prop.doorbell_ptr =
(uint32_t *)kfd_get_kernel_doorbell(dev, &prop.doorbell_off);
prop.doorbell_ptr = kfd_get_kernel_doorbell(dev, &prop.doorbell_off);
if (prop.doorbell_ptr == NULL)
goto err_get_kernel_doorbell;
@ -172,7 +171,7 @@ err_rptr_allocate_vidmem:
kfd2kgd->free_mem(dev->kgd, (struct kgd_mem *) kq->pq);
err_pq_allocate_vidmem:
pr_err("kfd: error init pq\n");
kfd_release_kernel_doorbell(dev, (u32 *)prop.doorbell_ptr);
kfd_release_kernel_doorbell(dev, prop.doorbell_ptr);
err_get_kernel_doorbell:
pr_err("kfd: error init doorbell");
return false;
@ -195,7 +194,7 @@ static void uninitialize(struct kernel_queue *kq)
kfd2kgd->free_mem(kq->dev->kgd, (struct kgd_mem *) kq->wptr_mem);
kfd2kgd->free_mem(kq->dev->kgd, (struct kgd_mem *) kq->pq);
kfd_release_kernel_doorbell(kq->dev,
(u32 *)kq->queue->properties.doorbell_ptr);
kq->queue->properties.doorbell_ptr);
uninit_queue(kq->queue);
}
@ -255,7 +254,7 @@ static void submit_packet(struct kernel_queue *kq)
#endif
*kq->wptr_kernel = kq->pending_wptr;
write_kernel_doorbell((u32 *)kq->queue->properties.doorbell_ptr,
write_kernel_doorbell(kq->queue->properties.doorbell_ptr,
kq->pending_wptr);
}

2
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
View file

@ -279,7 +279,7 @@ struct queue_properties {
uint32_t queue_percent;
uint32_t *read_ptr;
uint32_t *write_ptr;
uint32_t *doorbell_ptr;
uint32_t __iomem *doorbell_ptr;
uint32_t doorbell_off;
bool is_interop;
bool is_active;