| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sat, 9 Feb 2013 14:29:52 -0500
From: Jitendra Kalsaria <jitendra.kalsaria@...gic.com>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org, sony.chacko@...gic.com,
Dept_NX_Linux_NIC_Driver@...gic.com,
Jitendra Kalsaria <jitendra.kalsaria@...gic.com>
Subject: [net-next PATCH 5/8] qlcnic: refactor 83xx diagnostic IRQ test
From: Jitendra Kalsaria <jitendra.kalsaria@...gic.com>
Cleanly separate 83xx diagnostic IRQ test from 82xx
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@...gic.com>
---
.../net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c | 48 +++++++++++++++-----
.../net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h | 3 +-
.../net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c | 24 +++++-----
3 files changed, 48 insertions(+), 27 deletions(-)
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
index 3d48131..36c1474 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
@@ -2744,25 +2744,37 @@ int qlcnic_83xx_get_registers(struct qlcnic_adapter *adapter, u32 *regs_buff)
return i;
}
-int qlcnic_83xx_interrupt_test(struct qlcnic_adapter *adapter,
- struct qlcnic_cmd_args *cmd)
+int qlcnic_83xx_interrupt_test(struct net_device *netdev)
{
- u8 val;
- int ret;
+ struct qlcnic_adapter *adapter = netdev_priv(netdev);
+ struct qlcnic_hardware_context *ahw = adapter->ahw;
+ struct qlcnic_cmd_args cmd;
u32 data;
u16 intrpt_id, id;
+ u8 val;
+ int ret, max_sds_rings = adapter->max_sds_rings;
+
+ if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
+ return -EIO;
+
+ ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
+ if (ret)
+ goto fail_diag_irq;
+
+ ahw->diag_cnt = 0;
+ qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
if (adapter->flags & QLCNIC_MSIX_ENABLED)
- intrpt_id = adapter->ahw->intr_tbl[0].id;
+ intrpt_id = ahw->intr_tbl[0].id;
else
- intrpt_id = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_ID);
+ intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID);
- cmd->req.arg[1] = 1;
- cmd->req.arg[2] = intrpt_id;
- cmd->req.arg[3] = BIT_0;
+ cmd.req.arg[1] = 1;
+ cmd.req.arg[2] = intrpt_id;
+ cmd.req.arg[3] = BIT_0;
- ret = qlcnic_issue_cmd(adapter, cmd);
- data = cmd->rsp.arg[2];
+ ret = qlcnic_issue_cmd(adapter, &cmd);
+ data = cmd.rsp.arg[2];
id = LSW(data);
val = LSB(MSW(data));
if (id != intrpt_id)
@@ -2770,9 +2782,21 @@ int qlcnic_83xx_interrupt_test(struct qlcnic_adapter *adapter,
"Interrupt generated: 0x%x, requested:0x%x\n",
id, intrpt_id);
if (val)
- dev_info(&adapter->pdev->dev,
+ dev_err(&adapter->pdev->dev,
"Interrupt test error: 0x%x\n", val);
+ if (ret)
+ goto done;
+
+ msleep(20);
+ ret = !ahw->diag_cnt;
+done:
+ qlcnic_free_mbx_args(&cmd);
+ qlcnic_83xx_diag_free_res(netdev, max_sds_rings);
+
+fail_diag_irq:
+ adapter->max_sds_rings = max_sds_rings;
+ clear_bit(__QLCNIC_RESETTING, &adapter->state);
return ret;
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
index 87f2e08..f60e28a 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
@@ -429,7 +429,6 @@ int qlcnic_83xx_reg_test(struct qlcnic_adapter *);
int qlcnic_83xx_get_regs_len(struct qlcnic_adapter *);
int qlcnic_83xx_get_registers(struct qlcnic_adapter *, u32 *);
int qlcnic_83xx_loopback_test(struct net_device *, u8);
-int qlcnic_83xx_interrupt_test(struct qlcnic_adapter *,
- struct qlcnic_cmd_args *);
+int qlcnic_83xx_interrupt_test(struct net_device *);
int qlcnic_83xx_flash_test(struct qlcnic_adapter *);
#endif
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 58e2554..5641f8e 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -823,38 +823,36 @@ static int qlcnic_get_sset_count(struct net_device *dev, int sset)
static int qlcnic_irq_test(struct net_device *netdev)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
- int max_sds_rings = adapter->max_sds_rings;
- int ret;
+ struct qlcnic_hardware_context *ahw = adapter->ahw;
struct qlcnic_cmd_args cmd;
+ int ret, max_sds_rings = adapter->max_sds_rings;
+
+ if (qlcnic_83xx_check(adapter))
+ return qlcnic_83xx_interrupt_test(netdev);
if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
return -EIO;
ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
if (ret)
- goto clear_it;
+ goto clear_diag_irq;
- adapter->ahw->diag_cnt = 0;
+ ahw->diag_cnt = 0;
qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
- if (qlcnic_83xx_check(adapter)) {
- ret = qlcnic_83xx_interrupt_test(adapter, &cmd);
- } else {
- cmd.req.arg[1] = adapter->ahw->pci_func;
- ret = qlcnic_issue_cmd(adapter, &cmd);
- }
-
+ cmd.req.arg[1] = ahw->pci_func;
+ ret = qlcnic_issue_cmd(adapter, &cmd);
if (ret)
goto done;
usleep_range(1000, 12000);
- ret = !adapter->ahw->diag_cnt;
+ ret = !ahw->diag_cnt;
done:
qlcnic_free_mbx_args(&cmd);
qlcnic_diag_free_res(netdev, max_sds_rings);
-clear_it:
+clear_diag_irq:
adapter->max_sds_rings = max_sds_rings;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
return ret;
--
1.7.1
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists