diff options
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c index 5ca2077c148d..043111a1d60c 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c @@ -206,7 +206,7 @@ static void etnaviv_iommuv2_restore_sec(struct etnaviv_gpu *gpu, VIVS_MMUv2_SAFE_ADDRESS_CONFIG_SEC_SAFE_ADDR_HIGH( upper_32_bits(context->global->bad_page_dma))); - context->global->v2.pta_cpu[0] = v2_context->mtlb_dma | + context->global->v2.pta_cpu[v2_context->id] = v2_context->mtlb_dma | VIVS_MMUv2_CONFIGURATION_MODE_MODE4_K; /* trigger a PTA load through the FE */ @@ -218,6 +218,19 @@ static void etnaviv_iommuv2_restore_sec(struct etnaviv_gpu *gpu, gpu_write(gpu, VIVS_MMUv2_SEC_CONTROL, VIVS_MMUv2_SEC_CONTROL_ENABLE); } +u32 etnaviv_iommuv2_get_mtlb_addr(struct etnaviv_iommu_context *context) +{ + struct etnaviv_iommuv2_context *v2_context = to_v2_context(context); + + return v2_context->mtlb_dma; +} + +unsigned short etnaviv_iommuv2_get_pta_id(struct etnaviv_iommu_context *context) +{ + struct etnaviv_iommuv2_context *v2_context = to_v2_context(context); + + return v2_context->id; +} static void etnaviv_iommuv2_restore(struct etnaviv_gpu *gpu, struct etnaviv_iommu_context *context) { @@ -272,6 +285,8 @@ etnaviv_iommuv2_context_alloc(struct etnaviv_iommu_global *global) memset32(v2_context->mtlb_cpu, MMUv2_PTE_EXCEPTION, MMUv2_MAX_STLB_ENTRIES); + global->v2.pta_cpu[v2_context->id] = v2_context->mtlb_dma; + context = &v2_context->base; context->global = global; kref_init(&context->refcount); |