A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-30 11:41:38 -04:00
Code Issues Projects Releases Packages Wiki Activity

tg3: Recode PCI MRRS adjustment as a PCI quirk

Browse source 
This patch recodes the MRRS cap for 5719 A0 devices as a PCI quirk.

Signed-off-by: Matt Carlson <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Matt Carlson 2012-02-27 09:44:48 +00:00 • committed by David S. Miller
commit 0b47150671
3 changed files with 19 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

18
drivers/pci/quirks.c
View file

@ -2161,6 +2161,24 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
PCI_DEVICE_ID_NX2_5709S,
quirk_brcm_570x_limit_vpd);
static void __devinit quirk_brcm_5719_limit_mrrs(struct pci_dev *dev)
{
u32 rev;
pci_read_config_dword(dev, 0xf4, &rev);
/* Only CAP the MRRS if the device is a 5719 A0 */
if (rev == 0x05719000) {
int readrq = pcie_get_readrq(dev);
if (readrq > 2048)
pcie_set_readrq(dev, 2048);
}
}
DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_BROADCOM,
PCI_DEVICE_ID_TIGON3_5719,
quirk_brcm_5719_limit_mrrs);
/* Originally in EDAC sources for i82875P:
* Intel tells BIOS developers to hide device 6 which
* configures the overflow device access containing