Messages in this thread Patch in this message | | | From | Lu Baolu <> | Subject | [PATCH v4 11/19] iommu/fsl_pamu: Add set_platform_dma_ops callback | Date | Wed, 4 Jan 2023 20:57:17 +0800 |
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This IOMMU driver doesn't support default domain. Add the implementation of set_platform_dma_ops callback so that the IOMMU core could return the DMA control. With the set_platform_dma_ops implemented, there's no need for detach_dev. Remove it to avoid dead code.
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> --- drivers/iommu/fsl_pamu_domain.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/iommu/fsl_pamu_domain.c b/drivers/iommu/fsl_pamu_domain.c index 4408ac3c49b6..e123161c211a 100644 --- a/drivers/iommu/fsl_pamu_domain.c +++ b/drivers/iommu/fsl_pamu_domain.c @@ -283,9 +283,9 @@ static int fsl_pamu_attach_device(struct iommu_domain *domain, return ret; } -static void fsl_pamu_detach_device(struct iommu_domain *domain, - struct device *dev) +static void fsl_pamu_set_platform_dma(struct device *dev) { + struct iommu_domain *domain = iommu_get_domain_for_dev(dev); struct fsl_dma_domain *dma_domain = to_fsl_dma_domain(domain); const u32 *prop; int len; @@ -452,9 +452,9 @@ static const struct iommu_ops fsl_pamu_ops = { .domain_alloc = fsl_pamu_domain_alloc, .probe_device = fsl_pamu_probe_device, .device_group = fsl_pamu_device_group, + .set_platform_dma_ops = fsl_pamu_set_platform_dma; .default_domain_ops = &(const struct iommu_domain_ops) { .attach_dev = fsl_pamu_attach_device, - .detach_dev = fsl_pamu_detach_device, .iova_to_phys = fsl_pamu_iova_to_phys, .free = fsl_pamu_domain_free, } -- 2.34.1
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