Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-25 14:10:43 +00:00
Code Issues Projects Releases Packages Wiki Activity

dm: pci: Extract vendor/device id in child_post_bind()

Browse source 
Currently only devfn is extracted in child_post_bind(). Now that
we have the live-tree version API to look up PCI vendor and device
id from the compatible string, let's extract and save them too.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2018-08-03 01:14:36 -07:00 committed by Simon Glass
parent 7b9cbaddd5
commit 1f6b08b969
1 changed files with 5 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
drivers/pci/pci-uclass.c
View file

@ -987,19 +987,18 @@ static int pci_uclass_child_post_bind(struct udevice *dev)
if (!dev_of_valid(dev))
return 0;
/*
* We could read vendor, device, class if available. But for now we
* just check the address.
*/
pplat = dev_get_parent_platdata(dev);
/* Extract vendor id and device id if available */
ofnode_read_pci_vendev(dev_ofnode(dev), &pplat->vendor, &pplat->device);
/* Extract the devfn from fdt_pci_addr */
ret = ofnode_read_pci_addr(dev_ofnode(dev), FDT_PCI_SPACE_CONFIG, "reg",
&addr);
if (ret) {
if (ret != -ENOENT)
return -EINVAL;
} else {
/* extract the devfn from fdt_pci_addr */
pplat->devfn = addr.phys_hi & 0xff00;
}