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pci: Add mask parameter to dm_pci_map_bar()

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Add a mask parameter to control the lookup of the PCI region from which
the mapping can be made.

Signed-off-by: Andrew Scull <ascull@google.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Andrew Scull 2022-04-21 16:11:13 +00:00 • committed by Tom Rini
parent a822d1dee4
commit 2635e3b50f
33 changed files with 61 additions and 47 deletions
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3
include/pci.h
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@ -1352,11 +1352,12 @@ pci_addr_t dm_pci_phys_to_bus(struct udevice *dev, phys_addr_t addr, size_t len,
* @bar: Bar register offset (PCI_BASE_ADDRESS_...)
* @offset: Offset from the base to map
* @len: Length to map
* @mask: Mask to match flags for the region type
* @flags: Flags for the region type (PCI_REGION_...)
* @return: pointer to the virtual address to use or 0 on error
*/
void *dm_pci_map_bar(struct udevice *dev, int bar, size_t offset, size_t len,
unsigned long flags);
unsigned long mask, unsigned long flags);
/**
* dm_pci_find_next_capability() - find a capability starting from an offset