qlge: Fix MSI/legacy single interrupt bug.

The chip can issue spurious interrupts for single interrupt
modes. We use disable to clear the condition and allow processing to
continue. Also got rid of legacy specific code since it now needs to
be done on MSI single irq also.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index 38116f9d4163..ba2e1c5b6bcf 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -1375,7 +1375,6 @@ struct ql_adapter {
         spinlock_t adapter_lock;
         spinlock_t hw_lock;
         spinlock_t stats_lock;
-        spinlock_t legacy_lock; /* used for maintaining legacy intr sync */
 
         /* PCI Bus Relative Register Addresses */
         void __iomem *reg_base;
@@ -1399,8 +1398,6 @@ struct ql_adapter {
         struct msix_entry *msi_x_entry;
         struct intr_context intr_context[MAX_RX_RINGS];
 
-        int (*legacy_check) (struct ql_adapter *);
-
         int tx_ring_count;      /* One per online CPU. */
         u32 rss_ring_first_cq_id;/* index of first inbound (rss) rx_ring */
         u32 rss_ring_count;     /* One per online CPU.  */
@@ -1502,7 +1499,7 @@ void ql_mpi_work(struct work_struct *work);
 void ql_mpi_reset_work(struct work_struct *work);
 int ql_wait_reg_rdy(struct ql_adapter *qdev, u32 reg, u32 bit, u32 ebit);
 void ql_queue_asic_error(struct ql_adapter *qdev);
-void ql_enable_completion_interrupt(struct ql_adapter *qdev, u32 intr);
+u32 ql_enable_completion_interrupt(struct ql_adapter *qdev, u32 intr);
 void ql_set_ethtool_ops(struct net_device *ndev);
 int ql_read_xgmac_reg64(struct ql_adapter *qdev, u32 reg, u64 *data);