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authorSergei Shtylyov <sshtylyov@ru.mvista.com>2011-05-09 22:07:31 -0700
committerRoland Dreier <roland@purestorage.com>2011-05-12 08:57:12 -0700
commit1c65335714e99864a438b0d757c8736d3c6e7d79 (patch)
treea9649fad2ab06f130ef4ae17731034ddd9ba8825 /drivers/infiniband
parentec03d6777a9e2b76917ef6d3fc8a01e174bcb9b1 (diff)
IB/qib: Use pci_dev->revision
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 <sshtylyov@ru.mvista.com> Acked-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/qib/qib_pcie.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/qib/qib_pcie.c b/drivers/infiniband/hw/qib/qib_pcie.c
index 48b6674cbc49..891cc2ff5f00 100644
--- a/drivers/infiniband/hw/qib/qib_pcie.c
+++ b/drivers/infiniband/hw/qib/qib_pcie.c
@@ -526,11 +526,8 @@ static int qib_tune_pcie_coalesce(struct qib_devdata *dd)
*/
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;