leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

dm: pci: Drop the old version of pci_find_class()

Browse Source 
Move this function into the compatibility file so that it is not available
by default.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2015-11-29 13:18:00 -07:00
parent 0fe9cb0fbb
commit 170366c113
1 changed files with 42 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

84
drivers/pci/pci_common.c
View File

@ -79,48 +79,6 @@ const char *pci_class_str(u8 class)
};
}
pci_dev_t pci_find_class(uint find_class, int index)
{
int bus;
int devnum;
pci_dev_t bdf;
uint32_t class;
for (bus = 0; bus <= pci_last_busno(); bus++) {
for (devnum = 0; devnum < PCI_MAX_PCI_DEVICES - 1; devnum++) {
pci_read_config_dword(PCI_BDF(bus, devnum, 0),
PCI_CLASS_REVISION, &class);
if (class >> 16 == 0xffff)
continue;
for (bdf = PCI_BDF(bus, devnum, 0);
bdf <= PCI_BDF(bus, devnum,
PCI_MAX_PCI_FUNCTIONS - 1);
bdf += PCI_BDF(0, 0, 1)) {
pci_read_config_dword(bdf, PCI_CLASS_REVISION,
&class);
class >>= 8;
if (class != find_class)
continue;
/*
* Decrement the index. We want to return the
* correct device, so index is 0 for the first
* matching device, 1 for the second, etc.
*/
if (index) {
index--;
continue;
}
/* Return index'th controller. */
return bdf;
}
}
}
return -ENODEV;
}
__weak int pci_skip_dev(struct pci_controller *hose, pci_dev_t dev)
{
/*
@ -364,4 +322,46 @@ pci_dev_t pci_hose_find_devices(struct pci_controller *hose, int busnum,
return -1;
}
pci_dev_t pci_find_class(uint find_class, int index)
{
int bus;
int devnum;
pci_dev_t bdf;
uint32_t class;
for (bus = 0; bus <= pci_last_busno(); bus++) {
for (devnum = 0; devnum < PCI_MAX_PCI_DEVICES - 1; devnum++) {
pci_read_config_dword(PCI_BDF(bus, devnum, 0),
PCI_CLASS_REVISION, &class);
if (class >> 16 == 0xffff)
continue;
for (bdf = PCI_BDF(bus, devnum, 0);
bdf <= PCI_BDF(bus, devnum,
PCI_MAX_PCI_FUNCTIONS - 1);
bdf += PCI_BDF(0, 0, 1)) {
pci_read_config_dword(bdf, PCI_CLASS_REVISION,
&class);
class >>= 8;
if (class != find_class)
continue;
/*
* Decrement the index. We want to return the
* correct device, so index is 0 for the first
* matching device, 1 for the second, etc.
*/
if (index) {
index--;
continue;
}
/* Return index'th controller. */
return bdf;
}
}
}
return -ENODEV;
}
#endif /* !CONFIG_DM_PCI || CONFIG_DM_PCI_COMPAT */