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x86/pci: remove flag in pci_cfg_space_size_ext

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so let pci_cfg_space_size call it directly without flag.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Yinghai Lu 2008-04-28 16:27:23 -07:00 committed by Jesse Barnes
parent 98db6f193c
commit 70b9f7dc14
3 changed files with 21 additions and 20 deletions
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2
arch/x86/pci/fixup.c
View file

@ -502,7 +502,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SIEMENS, 0x0015,
*/
static void fam10h_pci_cfg_space_size(struct pci_dev *dev)
{
dev->cfg_size = pci_cfg_space_size_ext(dev, 0);
dev->cfg_size = pci_cfg_space_size_ext(dev);
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, 0x1200, fam10h_pci_cfg_space_size);

37
drivers/pci/probe.c
View file

@ -842,26 +842,10 @@ static void set_pcie_port_type(struct pci_dev *pdev)
* reading the dword at 0x100 which must either be 0 or a valid extended
* capability header.
*/
int pci_cfg_space_size_ext(struct pci_dev *dev, unsigned check_exp_pcix)
int pci_cfg_space_size_ext(struct pci_dev *dev)
{
int pos;
u32 status;
if (!check_exp_pcix)
goto skip;
pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
if (!pos) {
pos = pci_find_capability(dev, PCI_CAP_ID_PCIX);
if (!pos)
goto fail;
pci_read_config_dword(dev, pos + PCI_X_STATUS, &status);
if (!(status & (PCI_X_STATUS_266MHZ | PCI_X_STATUS_533MHZ)))
goto fail;
}
skip:
if (pci_read_config_dword(dev, 256, &status) != PCIBIOS_SUCCESSFUL)
goto fail;
if (status == 0xffffffff)
@ -875,7 +859,24 @@ int pci_cfg_space_size_ext(struct pci_dev *dev, unsigned check_exp_pcix)
int pci_cfg_space_size(struct pci_dev *dev)
{
return pci_cfg_space_size_ext(dev, 1);
int pos;
u32 status;
pos = pci_find_capability(dev, PCI_CAP_ID_EXP);
if (!pos) {
pos = pci_find_capability(dev, PCI_CAP_ID_PCIX);
if (!pos)
goto fail;
pci_read_config_dword(dev, pos + PCI_X_STATUS, &status);
if (!(status & (PCI_X_STATUS_266MHZ | PCI_X_STATUS_533MHZ)))
goto fail;
}
return pci_cfg_space_size_ext(dev);
fail:
return PCI_CFG_SPACE_SIZE;
}
static void pci_release_bus_bridge_dev(struct device *dev)

2
include/linux/pci.h
View file

@ -667,7 +667,7 @@ int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *),
void *userdata);
int pci_cfg_space_size_ext(struct pci_dev *dev, unsigned check_exp_pcix);
int pci_cfg_space_size_ext(struct pci_dev *dev);
int pci_cfg_space_size(struct pci_dev *dev);
unsigned char pci_bus_max_busnr(struct pci_bus *bus);