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;
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;
}
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);
}
int ret, i, j;
/* allocate scratch page */
- 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) {
ret = -ENOMEM;
goto fail_mem;
for (i = 0; i < SZ_4K / 4; i++)
*p++ = 0xdead55aa;
- etnaviv_domain->pta_cpu = dma_alloc_coherent(etnaviv_domain->base.dev,
- SZ_4K,
- &etnaviv_domain->pta_dma,
- GFP_KERNEL);
+ etnaviv_domain->pta_cpu = dma_alloc_wc(etnaviv_domain->base.dev,
+ SZ_4K, &etnaviv_domain->pta_dma,
+ GFP_KERNEL);
if (!etnaviv_domain->pta_cpu) {
ret = -ENOMEM;
goto fail_mem;
}
- etnaviv_domain->mtlb_cpu = dma_alloc_coherent(etnaviv_domain->base.dev,
- SZ_4K,
- &etnaviv_domain->mtlb_dma,
- GFP_KERNEL);
+ etnaviv_domain->mtlb_cpu = dma_alloc_wc(etnaviv_domain->base.dev,
+ SZ_4K, &etnaviv_domain->mtlb_dma,
+ GFP_KERNEL);
if (!etnaviv_domain->mtlb_cpu) {
ret = -ENOMEM;
goto fail_mem;
/* pre-populate STLB pages (may want to switch to on-demand later) */
for (i = 0; i < MMUv2_MAX_STLB_ENTRIES; i++) {
etnaviv_domain->stlb_cpu[i] =
- dma_alloc_coherent(etnaviv_domain->base.dev,
- SZ_4K,
- &etnaviv_domain->stlb_dma[i],
- GFP_KERNEL);
+ dma_alloc_wc(etnaviv_domain->base.dev, SZ_4K,
+ &etnaviv_domain->stlb_dma[i],
+ GFP_KERNEL);
if (!etnaviv_domain->stlb_cpu[i]) {
ret = -ENOMEM;
goto fail_mem;
fail_mem:
if (etnaviv_domain->base.bad_page_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);
if (etnaviv_domain->pta_cpu)
- dma_free_coherent(etnaviv_domain->base.dev, SZ_4K,
- etnaviv_domain->pta_cpu,
- etnaviv_domain->pta_dma);
+ dma_free_wc(etnaviv_domain->base.dev, SZ_4K,
+ etnaviv_domain->pta_cpu, etnaviv_domain->pta_dma);
if (etnaviv_domain->mtlb_cpu)
- dma_free_coherent(etnaviv_domain->base.dev, SZ_4K,
- etnaviv_domain->mtlb_cpu,
- etnaviv_domain->mtlb_dma);
+ dma_free_wc(etnaviv_domain->base.dev, SZ_4K,
+ etnaviv_domain->mtlb_cpu, etnaviv_domain->mtlb_dma);
for (i = 0; i < MMUv2_MAX_STLB_ENTRIES; i++) {
if (etnaviv_domain->stlb_cpu[i])
- dma_free_coherent(etnaviv_domain->base.dev, SZ_4K,
- etnaviv_domain->stlb_cpu[i],
- etnaviv_domain->stlb_dma[i]);
+ dma_free_wc(etnaviv_domain->base.dev, SZ_4K,
+ etnaviv_domain->stlb_cpu[i],
+ etnaviv_domain->stlb_dma[i]);
}
return ret;
to_etnaviv_domain(domain);
int i;
- 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);
- dma_free_coherent(etnaviv_domain->base.dev, SZ_4K,
- etnaviv_domain->pta_cpu,
- etnaviv_domain->pta_dma);
+ dma_free_wc(etnaviv_domain->base.dev, SZ_4K,
+ etnaviv_domain->pta_cpu, etnaviv_domain->pta_dma);
- dma_free_coherent(etnaviv_domain->base.dev, SZ_4K,
- etnaviv_domain->mtlb_cpu,
- etnaviv_domain->mtlb_dma);
+ dma_free_wc(etnaviv_domain->base.dev, SZ_4K,
+ etnaviv_domain->mtlb_cpu, etnaviv_domain->mtlb_dma);
for (i = 0; i < MMUv2_MAX_STLB_ENTRIES; i++) {
if (etnaviv_domain->stlb_cpu[i])
- dma_free_coherent(etnaviv_domain->base.dev, SZ_4K,
- etnaviv_domain->stlb_cpu[i],
- etnaviv_domain->stlb_dma[i]);
+ dma_free_wc(etnaviv_domain->base.dev, SZ_4K,
+ etnaviv_domain->stlb_cpu[i],
+ etnaviv_domain->stlb_dma[i]);
}
vfree(etnaviv_domain);