diff options
| author | Srikanth Jampala <Jampala.Srikanth@cavium.com> | 2018-09-29 13:49:08 +0530 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-10-05 10:22:48 +0800 |
| commit | 0b501e7a4fdc01b14930345b95c39b93f6472431 (patch) | |
| tree | f99c695566ded633cddcee26711741fc42d3487c /drivers/crypto/cavium | |
| parent | 80e73c8ad6e923a9839ba45f820b1346aafc793a (diff) | |
| download | linux-0b501e7a4fdc01b14930345b95c39b93f6472431.tar.bz2 | |
crypto: cavium/nitrox - use pcie_flr instead of duplicating it
check the flr capability using pcie_has_flr() and do the flr.
Signed-off-by: Srikanth Jampala <Jampala.Srikanth@cavium.com>
Reviewed-by: Gadam Sreerama <sgadam@cavium.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/cavium')
| -rw-r--r-- | drivers/crypto/cavium/nitrox/nitrox_main.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/crypto/cavium/nitrox/nitrox_main.c b/drivers/crypto/cavium/nitrox/nitrox_main.c index 5bd97cff1405..13436ca98cb5 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_main.c +++ b/drivers/crypto/cavium/nitrox/nitrox_main.c @@ -217,7 +217,7 @@ void nitrox_put_device(struct nitrox_device *ndev) smp_mb__after_atomic(); } -static int nitrox_reset_device(struct pci_dev *pdev) +static int nitrox_device_flr(struct pci_dev *pdev) { int pos = 0; @@ -227,15 +227,10 @@ static int nitrox_reset_device(struct pci_dev *pdev) return -ENOMEM; } - pos = pci_pcie_cap(pdev); - if (!pos) - return -ENOTTY; + /* check flr support */ + if (pcie_has_flr(pdev)) + pcie_flr(pdev); - if (!pci_wait_for_pending_transaction(pdev)) - dev_err(&pdev->dev, "waiting for pending transaction\n"); - - pcie_capability_set_word(pdev, PCI_EXP_DEVCTL, PCI_EXP_DEVCTL_BCR_FLR); - msleep(100); pci_restore_state(pdev); return 0; @@ -345,7 +340,7 @@ static int nitrox_probe(struct pci_dev *pdev, return err; /* do FLR */ - err = nitrox_reset_device(pdev); + err = nitrox_device_flr(pdev); if (err) { dev_err(&pdev->dev, "FLR failed\n"); pci_disable_device(pdev); |