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pci: add support for board_pci_fixup_dev function

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Some board-level drivers may wish to have per-device fixup functions
for PCI devices.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
This commit is contained in:
Tim Harvey 2014-08-07 22:49:56 -07:00 committed by Stefano Babic
parent 206f38f727
commit 0991866cf7
2 changed files with 11 additions and 0 deletions
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4
drivers/pci/pci.c
View file

@ -648,6 +648,10 @@ int pci_hose_scan_bus(struct pci_controller *hose, int bus)
pci_hose_read_config_word(hose, dev, PCI_DEVICE_ID, &device); pci_hose_read_config_word(hose, dev, PCI_DEVICE_ID, &device);
pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class); pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class);
#ifdef CONFIG_PCI_FIXUP_DEV
board_pci_fixup_dev(hose, dev, vendor, device, class);
#endif
#ifdef CONFIG_PCI_SCAN_SHOW #ifdef CONFIG_PCI_SCAN_SHOW
indent++; indent++;

7
include/pci.h
View file

@ -659,6 +659,13 @@ extern int pci_hose_find_cap_start(struct pci_controller *hose, pci_dev_t dev,
extern int pci_find_cap(struct pci_controller *hose, pci_dev_t dev, int pos, extern int pci_find_cap(struct pci_controller *hose, pci_dev_t dev, int pos,
int cap); int cap);
#ifdef CONFIG_PCI_FIXUP_DEV
extern void board_pci_fixup_dev(struct pci_controller *hose, pci_dev_t dev,
unsigned short vendor,
unsigned short device,
unsigned short class);
#endif
const char * pci_class_str(u8 class); const char * pci_class_str(u8 class);
int pci_last_busno(void); int pci_last_busno(void);