diff options
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_iommu.c')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_iommu.c | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c index 4b9b11ca6f03..4ada19054443 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c @@ -47,11 +47,10 @@ static int __etnaviv_iommu_init(struct etnaviv_iommuv1_domain *etnaviv_domain) u32 *p; int i; - etnaviv_domain->base.bad_page_cpu = dma_alloc_coherent( - etnaviv_domain->base.dev, - SZ_4K, - &etnaviv_domain->base.bad_page_dma, - GFP_KERNEL); + etnaviv_domain->base.bad_page_cpu = + dma_alloc_wc(etnaviv_domain->base.dev, SZ_4K, + &etnaviv_domain->base.bad_page_dma, + GFP_KERNEL); if (!etnaviv_domain->base.bad_page_cpu) return -ENOMEM; @@ -59,14 +58,14 @@ static int __etnaviv_iommu_init(struct etnaviv_iommuv1_domain *etnaviv_domain) for (i = 0; i < SZ_4K / 4; i++) *p++ = 0xdead55aa; - etnaviv_domain->pgtable_cpu = - dma_alloc_coherent(etnaviv_domain->base.dev, PT_SIZE, - &etnaviv_domain->pgtable_dma, - GFP_KERNEL); + etnaviv_domain->pgtable_cpu = dma_alloc_wc(etnaviv_domain->base.dev, + PT_SIZE, + &etnaviv_domain->pgtable_dma, + GFP_KERNEL); if (!etnaviv_domain->pgtable_cpu) { - dma_free_coherent(etnaviv_domain->base.dev, SZ_4K, - etnaviv_domain->base.bad_page_cpu, - etnaviv_domain->base.bad_page_dma); + dma_free_wc(etnaviv_domain->base.dev, SZ_4K, + etnaviv_domain->base.bad_page_cpu, + etnaviv_domain->base.bad_page_dma); return -ENOMEM; } @@ -81,13 +80,12 @@ static void etnaviv_iommuv1_domain_free(struct etnaviv_iommu_domain *domain) struct etnaviv_iommuv1_domain *etnaviv_domain = to_etnaviv_domain(domain); - dma_free_coherent(etnaviv_domain->base.dev, PT_SIZE, - etnaviv_domain->pgtable_cpu, - etnaviv_domain->pgtable_dma); + dma_free_wc(etnaviv_domain->base.dev, PT_SIZE, + etnaviv_domain->pgtable_cpu, etnaviv_domain->pgtable_dma); - dma_free_coherent(etnaviv_domain->base.dev, SZ_4K, - etnaviv_domain->base.bad_page_cpu, - etnaviv_domain->base.bad_page_dma); + dma_free_wc(etnaviv_domain->base.dev, SZ_4K, + etnaviv_domain->base.bad_page_cpu, + etnaviv_domain->base.bad_page_dma); kfree(etnaviv_domain); } |