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authorLinus Torvalds <torvalds@linux-foundation.org>2010-12-14 17:33:40 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-12-14 17:33:40 -0800
commitb4fe2a03422e6bd20bd8df5e428109a85c9ea961 (patch)
treeb6505c0599251421fef39c9fa0655f255aac9ed6 /drivers/net/qlge
parent85cb7f1264c4d9e60ccdce52740238222e77ccd0 (diff)
parent2a27a03d3a891e87ca33d27a858b4db734a4cbab (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (75 commits) pppoe.c: Fix kernel panic caused by __pppoe_xmit WAN: Fix a TX IRQ causing BUG() in PC300 and PCI200SYN drivers. bnx2x: Advance a version number to 1.60.01-0 bnx2x: Fixed a compilation warning bnx2x: LSO code was broken on BE platforms qlge: Fix deadlock when cancelling worker. net: fix skb_defer_rx_timestamp() cxgb4vf: Ingress Queue Entry Size needs to be 64 bytes phy: add the IC+ IP1001 driver atm: correct sysfs 'device' link creation and parent relationships MAINTAINERS: remove me from tulip SCTP: Fix SCTP_SET_PEER_PRIMARY_ADDR to accpet v4mapped address enic: Bug Fix: Pass napi reference to the isr that services receive queue ipv6: fix nl group when advertising a new link connector: add module alias net: Document the kernel_recvmsg() function r8169: Fix runtime power management hso: IP checksuming doesn't work on GE0301 option cards xfrm: Fix xfrm_state_migrate leak net: Convert netpoll blocking api in bonding driver to be a counter ...
Diffstat (limited to 'drivers/net/qlge')
-rw-r--r--drivers/net/qlge/qlge.h1
-rw-r--r--drivers/net/qlge/qlge_main.c1
-rw-r--r--drivers/net/qlge/qlge_mpi.c12
3 files changed, 6 insertions, 8 deletions
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index 22821398fc6..9787dff90d3 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -2083,6 +2083,7 @@ struct ql_adapter {
u32 mailbox_in;
u32 mailbox_out;
struct mbox_params idc_mbc;
+ struct mutex mpi_mutex;
int tx_ring_size;
int rx_ring_size;
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 528eaef5308..2555b1d34f3 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -4629,6 +4629,7 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
INIT_DELAYED_WORK(&qdev->mpi_idc_work, ql_mpi_idc_work);
INIT_DELAYED_WORK(&qdev->mpi_core_to_log, ql_mpi_core_to_log);
init_completion(&qdev->ide_completion);
+ mutex_init(&qdev->mpi_mutex);
if (!cards_found) {
dev_info(&pdev->dev, "%s\n", DRV_STRING);
diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c
index 0e7c7c7ee16..a2e919bcb3c 100644
--- a/drivers/net/qlge/qlge_mpi.c
+++ b/drivers/net/qlge/qlge_mpi.c
@@ -534,6 +534,7 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
int status;
unsigned long count;
+ mutex_lock(&qdev->mpi_mutex);
/* Begin polled mode for MPI */
ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
@@ -603,6 +604,7 @@ done:
end:
/* End polled mode for MPI */
ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
+ mutex_unlock(&qdev->mpi_mutex);
return status;
}
@@ -1099,9 +1101,7 @@ int ql_wait_fifo_empty(struct ql_adapter *qdev)
static int ql_set_port_cfg(struct ql_adapter *qdev)
{
int status;
- rtnl_lock();
status = ql_mb_set_port_cfg(qdev);
- rtnl_unlock();
if (status)
return status;
status = ql_idc_wait(qdev);
@@ -1122,9 +1122,7 @@ void ql_mpi_port_cfg_work(struct work_struct *work)
container_of(work, struct ql_adapter, mpi_port_cfg_work.work);
int status;
- rtnl_lock();
status = ql_mb_get_port_cfg(qdev);
- rtnl_unlock();
if (status) {
netif_err(qdev, drv, qdev->ndev,
"Bug: Failed to get port config data.\n");
@@ -1167,7 +1165,6 @@ void ql_mpi_idc_work(struct work_struct *work)
u32 aen;
int timeout;
- rtnl_lock();
aen = mbcp->mbox_out[1] >> 16;
timeout = (mbcp->mbox_out[1] >> 8) & 0xf;
@@ -1231,7 +1228,6 @@ void ql_mpi_idc_work(struct work_struct *work)
}
break;
}
- rtnl_unlock();
}
void ql_mpi_work(struct work_struct *work)
@@ -1242,7 +1238,7 @@ void ql_mpi_work(struct work_struct *work)
struct mbox_params *mbcp = &mbc;
int err = 0;
- rtnl_lock();
+ mutex_lock(&qdev->mpi_mutex);
/* Begin polled mode for MPI */
ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
@@ -1259,7 +1255,7 @@ void ql_mpi_work(struct work_struct *work)
/* End polled mode for MPI */
ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
- rtnl_unlock();
+ mutex_unlock(&qdev->mpi_mutex);
ql_enable_completion_interrupt(qdev, 0);
}