diff options
| author |   Mintz, Yuval <Yuval.Mintz@cavium.com> | 2017-06-02 08:58:32 +0300 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-06-02 10:33:03 -0400 |
| commit | 20675b37ee76d11430fd3d4da0851fc6a4e36abc (patch) | |
| tree | 4616e0d067acf1e0aa2385ff128a78c04119795c /drivers/net/ethernet/qlogic/qed/qed_main.c | |
| parent | qed: Share additional information with qedf (diff) | |
| download | linux-dev-20675b37ee76d11430fd3d4da0851fc6a4e36abc.tar.xz linux-dev-20675b37ee76d11430fd3d4da0851fc6a4e36abc.zip | |
qed: Support NVM-image reading API
Storage drivers require images from the nvram in boot-from-SAN
scenarios. This provides the necessary API between qed and the
protocol drivers to perform such reads.
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_main.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_main.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index baebd5926895..6ac10ce14e5b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -1535,6 +1535,21 @@ static int qed_drain(struct qed_dev *cdev) return 0; } +static int qed_nvm_get_image(struct qed_dev *cdev, enum qed_nvm_images type, + u8 *buf, u16 len) +{ + struct qed_hwfn *hwfn = QED_LEADING_HWFN(cdev); + struct qed_ptt *ptt = qed_ptt_acquire(hwfn); + int rc; + + if (!ptt) + return -EAGAIN; + + rc = qed_mcp_get_nvm_image(hwfn, ptt, type, buf, len); + qed_ptt_release(hwfn, ptt); + return rc; +} + static void qed_get_coalesce(struct qed_dev *cdev, u16 *rx_coal, u16 *tx_coal) { *rx_coal = cdev->rx_coalesce_usecs; @@ -1712,6 +1727,7 @@ const struct qed_common_ops qed_common_ops_pass = { .dbg_all_data_size = &qed_dbg_all_data_size, .chain_alloc = &qed_chain_alloc, .chain_free = &qed_chain_free, + .nvm_get_image = &qed_nvm_get_image, .get_coalesce = &qed_get_coalesce, .set_coalesce = &qed_set_coalesce, .set_led = &qed_set_led, |