From 2c97e9e2633f3a4a3a301e5071fb0fe0d0d7543b Mon Sep 17 00:00:00 2001 From: Sony Chacko Date: Wed, 23 Apr 2014 09:59:55 -0400 Subject: qlcnic: Reset firmware API lock at driver load time Some firmware versions fails to reset the lock during initialization. Force reset firmware API lock during driver probe to ensure lock availability. Signed-off-by: Sony Chacko Signed-off-by: Shahed Shaikh Signed-off-by: David S. Miller --- drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'drivers/net/ethernet/qlogic/qlcnic') diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index dbf75393f758..0bc914859e38 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -2374,6 +2374,14 @@ void qlcnic_set_drv_version(struct qlcnic_adapter *adapter) qlcnic_fw_cmd_set_drv_version(adapter, fw_cmd); } +/* Reset firmware API lock */ +static void qlcnic_reset_api_lock(struct qlcnic_adapter *adapter) +{ + qlcnic_api_lock(adapter); + qlcnic_api_unlock(adapter); +} + + static int qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -2476,6 +2484,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (qlcnic_82xx_check(adapter)) { qlcnic_check_vf(adapter, ent); adapter->portnum = adapter->ahw->pci_func; + qlcnic_reset_api_lock(adapter); err = qlcnic_start_firmware(adapter); if (err) { dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n" -- cgit v1.2.1 From ab0648e8b6426a009a0e929b137037481b1c2e1e Mon Sep 17 00:00:00 2001 From: Rajesh Borundia Date: Wed, 23 Apr 2014 09:59:56 -0400 Subject: qlcnic: Fix memory leak. o In case QLC_83XX_MBX_CMD_NO_WAIT command type the calling function does not free the memory as it does not wait for response. So free it when get a response from adapter after sending the command. Signed-off-by: Rajesh Borundia Signed-off-by: Shahed Shaikh Signed-off-by: David S. Miller --- drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers/net/ethernet/qlogic/qlcnic') diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c index 0638c1810d54..6afe9c1f5ab9 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c @@ -1370,7 +1370,7 @@ static int qlcnic_sriov_issue_cmd(struct qlcnic_adapter *adapter, rsp = qlcnic_sriov_alloc_bc_trans(&trans); if (rsp) - return rsp; + goto free_cmd; rsp = qlcnic_sriov_prepare_bc_hdr(trans, cmd, seq, QLC_BC_COMMAND); if (rsp) @@ -1425,6 +1425,13 @@ err_out: cleanup_transaction: qlcnic_sriov_cleanup_transaction(trans); + +free_cmd: + if (cmd->type == QLC_83XX_MBX_CMD_NO_WAIT) { + qlcnic_free_mbx_args(cmd); + kfree(cmd); + } + return rsp; } -- cgit v1.2.1