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PCI: Constify pci_register_io_range() fwnode_handle

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pci_register_io_range() does not modify the passed in fwnode_handle, so
make it const.

Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20241010-dt-const-v1-1-87a51f558425@kernel.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
This commit is contained in:
Rob Herring (Arm) 2024-10-10 11:27:14 -05:00
parent 6ba55951e7
commit f68303cf1c
2 changed files with 3 additions and 3 deletions
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2
drivers/pci/pci.c
View File

@ -4163,7 +4163,7 @@ EXPORT_SYMBOL(pci_request_regions_exclusive);
* Record the PCI IO range (expressed as CPU physical address + size).
* Return a negative value if an error has occurred, zero otherwise
*/
int pci_register_io_range(struct fwnode_handle *fwnode, phys_addr_t addr,
int pci_register_io_range(const struct fwnode_handle *fwnode, phys_addr_t addr,
resource_size_t size)
{
int ret = 0;

4
include/linux/pci.h
View File

@ -1556,7 +1556,7 @@ int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
void *alignf_data);
int pci_register_io_range(struct fwnode_handle *fwnode, phys_addr_t addr,
int pci_register_io_range(const struct fwnode_handle *fwnode, phys_addr_t addr,
resource_size_t size);
unsigned long pci_address_to_pio(phys_addr_t addr);
phys_addr_t pci_pio_to_address(unsigned long pio);
@ -2019,7 +2019,7 @@ static inline int pci_request_regions(struct pci_dev *dev, const char *res_name)
{ return -EIO; }
static inline void pci_release_regions(struct pci_dev *dev) { }
static inline int pci_register_io_range(struct fwnode_handle *fwnode,
static inline int pci_register_io_range(const struct fwnode_handle *fwnode,
phys_addr_t addr, resource_size_t size)
{ return -EINVAL; }