The driver reads PCI revision ID from the PCI configuration register while it's
already stored by PCI subsystem in the 'revision' field of 'struct pci_dev'...
Signed-off-by: Sergei Shtylyov <sshtyl...@ru.mvista.com>
---
The patch is against the recent Linus' tree.
drivers/infiniband/hw/qib/qib_pcie.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
Index: linux-2.6/drivers/infiniband/hw/qib/qib_pcie.c
===================================================================
--- linux-2.6.orig/drivers/infiniband/hw/qib/qib_pcie.c
+++ linux-2.6/drivers/infiniband/hw/qib/qib_pcie.c
@@ -526,11 +526,8 @@ static int qib_tune_pcie_coalesce(struct
*/
devid = parent->device;
if (devid >= 0x25e2 && devid <= 0x25fa) {
- u8 rev;
-
/* 5000 P/V/X/Z */
- pci_read_config_byte(parent, PCI_REVISION_ID, &rev);
- if (rev <= 0xb2)
+ if (parent->revision <= 0xb2)
bits = 1U << 10;
else
bits = 7U << 10;
--
To unsubscribe from this list: send the line "unsubscribe linux-rdma" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
