atl1: remove irq_sem
Remove unnecessary irq_sem code.
Signed-off-by: Chris Snook <csnook@redhat.com>
Signed-off-by: Jay Cliburn <jacliburn@bellsouth.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/atl1/atl1.h b/drivers/net/atl1/atl1.h
index b1c6034..a769e7b 100644
--- a/drivers/net/atl1/atl1.h
+++ b/drivers/net/atl1/atl1.h
@@ -236,7 +236,6 @@
u16 link_speed;
u16 link_duplex;
spinlock_t lock;
- atomic_t irq_sem;
struct work_struct tx_timeout_task;
struct work_struct link_chg_task;
struct work_struct pcie_dma_to_rst_task;
diff --git a/drivers/net/atl1/atl1_main.c b/drivers/net/atl1/atl1_main.c
index 3bb40dd4..ef12dba 100644
--- a/drivers/net/atl1/atl1_main.c
+++ b/drivers/net/atl1/atl1_main.c
@@ -162,7 +162,6 @@
hw->cmb_tx_timer = 1; /* about 2us */
hw->smb_timer = 100000; /* about 200ms */
- atomic_set(&adapter->irq_sem, 0);
spin_lock_init(&adapter->lock);
spin_lock_init(&adapter->mb_lock);
@@ -268,8 +267,8 @@
*/
static void atl1_irq_enable(struct atl1_adapter *adapter)
{
- if (likely(!atomic_dec_and_test(&adapter->irq_sem)))
- iowrite32(IMR_NORMAL_MASK, adapter->hw.hw_addr + REG_IMR);
+ iowrite32(IMR_NORMAL_MASK, adapter->hw.hw_addr + REG_IMR);
+ ioread32(adapter->hw.hw_addr + REG_IMR);
}
static void atl1_clear_phy_int(struct atl1_adapter *adapter)
@@ -1195,7 +1194,6 @@
*/
static void atl1_irq_disable(struct atl1_adapter *adapter)
{
- atomic_inc(&adapter->irq_sem);
iowrite32(0, adapter->hw.hw_addr + REG_IMR);
ioread32(adapter->hw.hw_addr + REG_IMR);
synchronize_irq(adapter->pdev->irq);