return ret;
}
-static int fsl_pamu_get_domain_attr(struct iommu_domain *domain,
- enum iommu_attr attr_type, void *data)
-{
- struct fsl_dma_domain *dma_domain = to_fsl_dma_domain(domain);
- int ret = 0;
-
- switch (attr_type) {
- case DOMAIN_ATTR_FSL_PAMU_STASH:
- memcpy(data, &dma_domain->dma_stash,
- sizeof(struct pamu_stash_attribute));
- break;
- case DOMAIN_ATTR_FSL_PAMU_ENABLE:
- *(int *)data = dma_domain->enabled;
- break;
- case DOMAIN_ATTR_FSL_PAMUV1:
- *(int *)data = DOMAIN_ATTR_FSL_PAMUV1;
- break;
- case DOMAIN_ATTR_WINDOWS:
- *(u32 *)data = dma_domain->win_cnt;
- break;
- default:
- pr_debug("Unsupported attribute type\n");
- ret = -EINVAL;
- break;
- }
-
- return ret;
-}
-
static struct iommu_group *get_device_iommu_group(struct device *dev)
{
struct iommu_group *group;
.domain_window_enable = fsl_pamu_window_enable,
.iova_to_phys = fsl_pamu_iova_to_phys,
.domain_set_attr = fsl_pamu_set_domain_attr,
- .domain_get_attr = fsl_pamu_get_domain_attr,
.probe_device = fsl_pamu_probe_device,
.release_device = fsl_pamu_release_device,
.device_group = fsl_pamu_device_group,
* -the actual size of the mapped region of a window must be power
* of 2 starting with 4KB and physical address must be naturally
* aligned.
- * DOMAIN_ATTR_FSL_PAMUV1 corresponds to the above mentioned contraints.
- * The caller can invoke iommu_domain_get_attr to check if the underlying
- * iommu implementation supports these constraints.
*/
enum iommu_attr {
DOMAIN_ATTR_WINDOWS,
DOMAIN_ATTR_FSL_PAMU_STASH,
DOMAIN_ATTR_FSL_PAMU_ENABLE,
- DOMAIN_ATTR_FSL_PAMUV1,
DOMAIN_ATTR_NESTING, /* two stages of translation */
DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE,
DOMAIN_ATTR_IO_PGTABLE_CFG,