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agp/ati: Use PCI_COMMAND instead of hard-coded 4

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We're accessing the PCI_COMMAND register here, so use the appropriate
#define.  The bit we're writing (1 << 14) isn't defined by the PCI or PCIe
spec, so we don't have a name for it.

No functional change.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas 2014-01-06 16:15:31 -07:00
parent d357253299
commit 167b1f0490
1 changed files with 2 additions and 2 deletions
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4
drivers/char/agp/ati-agp.c
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@ -221,8 +221,8 @@ static int ati_configure(void)
readl(ati_generic_private.registers+ATI_GART_FEATURE_ID); /* PCI Posting.*/
/* SIGNALED_SYSTEM_ERROR @ NB_STATUS */
pci_read_config_dword(agp_bridge->dev, 4, &temp);
pci_write_config_dword(agp_bridge->dev, 4, temp | (1<<14));
pci_read_config_dword(agp_bridge->dev, PCI_COMMAND, &temp);
pci_write_config_dword(agp_bridge->dev, PCI_COMMAND, temp | (1<<14));
/* Write out the address of the gatt table */
writel(agp_bridge->gatt_bus_addr, ati_generic_private.registers+ATI_GART_BASE);