summaryrefslogtreecommitdiff
path: root/drivers/infiniband/hw/hfi1/pcie.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/infiniband/hw/hfi1/pcie.c')
-rw-r--r--drivers/infiniband/hw/hfi1/pcie.c30
1 files changed, 0 insertions, 30 deletions
diff --git a/drivers/infiniband/hw/hfi1/pcie.c b/drivers/infiniband/hw/hfi1/pcie.c
index 0829fce06172..c81556e84831 100644
--- a/drivers/infiniband/hw/hfi1/pcie.c
+++ b/drivers/infiniband/hw/hfi1/pcie.c
@@ -240,36 +240,6 @@ void hfi1_pcie_ddcleanup(struct hfi1_devdata *dd)
iounmap(dd->piobase);
}
-/*
- * Do a Function Level Reset (FLR) on the device.
- * Based on static function drivers/pci/pci.c:pcie_flr().
- */
-void hfi1_pcie_flr(struct hfi1_devdata *dd)
-{
- int i;
- u16 status;
-
- /* no need to check for the capability - we know the device has it */
-
- /* wait for Transaction Pending bit to clear, at most a few ms */
- for (i = 0; i < 4; i++) {
- if (i)
- msleep((1 << (i - 1)) * 100);
-
- pcie_capability_read_word(dd->pcidev, PCI_EXP_DEVSTA, &status);
- if (!(status & PCI_EXP_DEVSTA_TRPND))
- goto clear;
- }
-
- dd_dev_err(dd, "Transaction Pending bit is not clearing, proceeding with reset anyway\n");
-
-clear:
- pcie_capability_set_word(dd->pcidev, PCI_EXP_DEVCTL,
- PCI_EXP_DEVCTL_BCR_FLR);
- /* PCIe spec requires the function to be back within 100ms */
- msleep(100);
-}
-
static void msix_setup(struct hfi1_devdata *dd, int pos, u32 *msixcnt,
struct hfi1_msix_entry *hfi1_msix_entry)
{