diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/arm64/iort.c | 2 | ||||
| -rw-r--r-- | drivers/acpi/scan.c | 10 | ||||
| -rw-r--r-- | drivers/base/dd.c | 12 | ||||
| -rw-r--r-- | drivers/base/platform.c | 11 | ||||
| -rw-r--r-- | drivers/of/device.c | 12 | ||||
| -rw-r--r-- | drivers/pci/controller/vmd.c | 4 | ||||
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 4 |
7 files changed, 20 insertions, 35 deletions
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 08f26db2da7e..2a361e22d38d 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1428,7 +1428,7 @@ static int __init iort_add_platform_device(struct acpi_iort_node *node, return 0; dma_deconfigure: - acpi_dma_deconfigure(&pdev->dev); + arch_teardown_dma_ops(&pdev->dev); dev_put: platform_device_put(pdev); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index e1b6231cfa1c..56676a56b3e3 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1469,16 +1469,6 @@ int acpi_dma_configure(struct device *dev, enum dev_dma_attr attr) } EXPORT_SYMBOL_GPL(acpi_dma_configure); -/** - * acpi_dma_deconfigure - Tear-down DMA configuration for the device. - * @dev: The pointer to the device - */ -void acpi_dma_deconfigure(struct device *dev) -{ - arch_teardown_dma_ops(dev); -} -EXPORT_SYMBOL_GPL(acpi_dma_deconfigure); - static void acpi_init_coherency(struct acpi_device *adev) { unsigned long long cca = 0; diff --git a/drivers/base/dd.c b/drivers/base/dd.c index edfc9f0b1180..169412ee4ae8 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -480,9 +480,11 @@ re_probe: if (ret) goto pinctrl_bind_failed; - ret = dma_configure(dev); - if (ret) - goto dma_failed; + if (dev->bus->dma_configure) { + ret = dev->bus->dma_configure(dev); + if (ret) + goto dma_failed; + } if (driver_sysfs_add(dev)) { printk(KERN_ERR "%s: driver_sysfs_add(%s) failed\n", @@ -537,7 +539,7 @@ re_probe: goto done; probe_failed: - dma_deconfigure(dev); + arch_teardown_dma_ops(dev); dma_failed: if (dev->bus) blocking_notifier_call_chain(&dev->bus->p->bus_notifier, @@ -966,7 +968,7 @@ static void __device_release_driver(struct device *dev, struct device *parent) drv->remove(dev); device_links_driver_cleanup(dev); - dma_deconfigure(dev); + arch_teardown_dma_ops(dev); devres_release_all(dev); dev->driver = NULL; diff --git a/drivers/base/platform.c b/drivers/base/platform.c index dff82a3c2caa..23cf4427f425 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -1180,7 +1180,7 @@ int __init platform_bus_init(void) } #ifndef ARCH_HAS_DMA_GET_REQUIRED_MASK -u64 dma_get_required_mask(struct device *dev) +static u64 dma_default_get_required_mask(struct device *dev) { u32 low_totalram = ((max_pfn - 1) << PAGE_SHIFT); u32 high_totalram = ((max_pfn - 1) >> (32 - PAGE_SHIFT)); @@ -1198,6 +1198,15 @@ u64 dma_get_required_mask(struct device *dev) } return mask; } + +u64 dma_get_required_mask(struct device *dev) +{ + const struct dma_map_ops *ops = get_dma_ops(dev); + + if (ops->get_required_mask) + return ops->get_required_mask(dev); + return dma_default_get_required_mask(dev); +} EXPORT_SYMBOL_GPL(dma_get_required_mask); #endif diff --git a/drivers/of/device.c b/drivers/of/device.c index 5957cd4fa262..c7fa5a9697c9 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -170,18 +170,6 @@ int of_dma_configure(struct device *dev, struct device_node *np, bool force_dma) } EXPORT_SYMBOL_GPL(of_dma_configure); -/** - * of_dma_deconfigure - Clean up DMA configuration - * @dev: Device for which to clean up DMA configuration - * - * Clean up all configuration performed by of_dma_configure_ops() and free all - * resources that have been allocated. - */ -void of_dma_deconfigure(struct device *dev) -{ - arch_teardown_dma_ops(dev); -} - int of_device_register(struct platform_device *pdev) { device_initialize(&pdev->dev); diff --git a/drivers/pci/controller/vmd.c b/drivers/pci/controller/vmd.c index fd2dbd7eed7b..f31ed62d518c 100644 --- a/drivers/pci/controller/vmd.c +++ b/drivers/pci/controller/vmd.c @@ -404,12 +404,10 @@ static int vmd_dma_supported(struct device *dev, u64 mask) return vmd_dma_ops(dev)->dma_supported(to_vmd_dev(dev), mask); } -#ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK static u64 vmd_get_required_mask(struct device *dev) { return vmd_dma_ops(dev)->get_required_mask(to_vmd_dev(dev)); } -#endif static void vmd_teardown_dma_ops(struct vmd_dev *vmd) { @@ -450,9 +448,7 @@ static void vmd_setup_dma_ops(struct vmd_dev *vmd) ASSIGN_VMD_DMA_OPS(source, dest, sync_sg_for_device); ASSIGN_VMD_DMA_OPS(source, dest, mapping_error); ASSIGN_VMD_DMA_OPS(source, dest, dma_supported); -#ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK ASSIGN_VMD_DMA_OPS(source, dest, get_required_mask); -#endif add_dma_domain(domain); } #undef ASSIGN_VMD_DMA_OPS diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index a6f9ba85dc4b..28819a0e61d0 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -662,7 +662,7 @@ xen_swiotlb_dma_mmap(struct device *dev, struct vm_area_struct *vma, return xen_get_dma_ops(dev)->mmap(dev, vma, cpu_addr, dma_addr, size, attrs); #endif - return dma_common_mmap(dev, vma, cpu_addr, dma_addr, size); + return dma_common_mmap(dev, vma, cpu_addr, dma_addr, size, attrs); } /* @@ -689,7 +689,7 @@ xen_swiotlb_get_sgtable(struct device *dev, struct sg_table *sgt, handle, size, attrs); } #endif - return dma_common_get_sgtable(dev, sgt, cpu_addr, handle, size); + return dma_common_get_sgtable(dev, sgt, cpu_addr, handle, size, attrs); } static int xen_swiotlb_mapping_error(struct device *dev, dma_addr_t dma_addr) |