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path: root/drivers/net/netxen/netxen_nic_hw.c
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Diffstat (limited to 'drivers/net/netxen/netxen_nic_hw.c')
-rw-r--r--drivers/net/netxen/netxen_nic_hw.c63
1 files changed, 30 insertions, 33 deletions
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 37f47660dcdd..d067bee87cd5 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -41,6 +41,11 @@
#define CRB_HI(off) ((crb_hub_agt[CRB_BLK(off)] << 20) | ((off) & 0xf0000))
#define CRB_INDIRECT_2M (0x1e0000UL)
+static void netxen_nic_io_write_128M(struct netxen_adapter *adapter,
+ void __iomem *addr, u32 data);
+static u32 netxen_nic_io_read_128M(struct netxen_adapter *adapter,
+ void __iomem *addr);
+
#ifndef readq
static inline u64 readq(void __iomem *addr)
{
@@ -1164,17 +1169,15 @@ netxen_nic_hw_write_wx_128M(struct netxen_adapter *adapter, ulong off, u32 data)
BUG_ON(!addr);
if (ADDR_IN_WINDOW1(off)) { /* Window 1 */
- read_lock(&adapter->adapter_lock);
- writel(data, addr);
- read_unlock(&adapter->adapter_lock);
+ netxen_nic_io_write_128M(adapter, addr, data);
} else { /* Window 0 */
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ write_lock_irqsave(&adapter->ahw.crb_lock, flags);
addr = pci_base_offset(adapter, off);
netxen_nic_pci_set_crbwindow_128M(adapter, 0);
writel(data, addr);
netxen_nic_pci_set_crbwindow_128M(adapter,
NETXEN_WINDOW_ONE);
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ write_unlock_irqrestore(&adapter->ahw.crb_lock, flags);
}
return 0;
@@ -1195,16 +1198,14 @@ netxen_nic_hw_read_wx_128M(struct netxen_adapter *adapter, ulong off)
BUG_ON(!addr);
if (ADDR_IN_WINDOW1(off)) { /* Window 1 */
- read_lock(&adapter->adapter_lock);
- data = readl(addr);
- read_unlock(&adapter->adapter_lock);
+ data = netxen_nic_io_read_128M(adapter, addr);
} else { /* Window 0 */
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ write_lock_irqsave(&adapter->ahw.crb_lock, flags);
netxen_nic_pci_set_crbwindow_128M(adapter, 0);
data = readl(addr);
netxen_nic_pci_set_crbwindow_128M(adapter,
NETXEN_WINDOW_ONE);
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ write_unlock_irqrestore(&adapter->ahw.crb_lock, flags);
}
return data;
@@ -1226,12 +1227,12 @@ netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, ulong off, u32 data)
}
if (rv == 1) {
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ write_lock_irqsave(&adapter->ahw.crb_lock, flags);
crb_win_lock(adapter);
netxen_nic_pci_set_crbwindow_2M(adapter, &off);
writel(data, (void __iomem *)off);
crb_win_unlock(adapter);
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ write_unlock_irqrestore(&adapter->ahw.crb_lock, flags);
} else
writel(data, (void __iomem *)off);
@@ -1256,12 +1257,12 @@ netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, ulong off)
}
if (rv == 1) {
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ write_lock_irqsave(&adapter->ahw.crb_lock, flags);
crb_win_lock(adapter);
netxen_nic_pci_set_crbwindow_2M(adapter, &off);
data = readl((void __iomem *)off);
crb_win_unlock(adapter);
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ write_unlock_irqrestore(&adapter->ahw.crb_lock, flags);
} else
data = readl((void __iomem *)off);
@@ -1272,9 +1273,9 @@ netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, ulong off)
static void netxen_nic_io_write_128M(struct netxen_adapter *adapter,
void __iomem *addr, u32 data)
{
- read_lock(&adapter->adapter_lock);
+ read_lock(&adapter->ahw.crb_lock);
writel(data, addr);
- read_unlock(&adapter->adapter_lock);
+ read_unlock(&adapter->ahw.crb_lock);
}
static u32 netxen_nic_io_read_128M(struct netxen_adapter *adapter,
@@ -1282,9 +1283,9 @@ static u32 netxen_nic_io_read_128M(struct netxen_adapter *adapter,
{
u32 val;
- read_lock(&adapter->adapter_lock);
+ read_lock(&adapter->ahw.crb_lock);
val = readl(addr);
- read_unlock(&adapter->adapter_lock);
+ read_unlock(&adapter->ahw.crb_lock);
return val;
}
@@ -1366,11 +1367,10 @@ netxen_nic_pci_mem_access_direct(struct netxen_adapter *adapter, u64 off,
{
void __iomem *addr, *mem_ptr = NULL;
resource_size_t mem_base;
- unsigned long flags;
int ret = -EIO;
u32 start;
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ spin_lock(&adapter->ahw.mem_lock);
ret = adapter->pci_set_window(adapter, off, &start);
if (ret != 0)
@@ -1397,7 +1397,8 @@ noremap:
writeq(*data, addr);
unlock:
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ spin_unlock(&adapter->ahw.mem_lock);
+
if (mem_ptr)
iounmap(mem_ptr);
return ret;
@@ -1409,7 +1410,6 @@ static int
netxen_nic_pci_mem_write_128M(struct netxen_adapter *adapter,
u64 off, u64 data)
{
- unsigned long flags;
int j, ret;
u32 temp, off_lo, off_hi, addr_hi, data_hi, data_lo;
void __iomem *mem_crb;
@@ -1453,7 +1453,7 @@ netxen_nic_pci_mem_write_128M(struct netxen_adapter *adapter,
return -EIO;
correct:
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ spin_lock(&adapter->ahw.mem_lock);
netxen_nic_pci_set_crbwindow_128M(adapter, 0);
writel(off_lo, (mem_crb + MIU_TEST_AGT_ADDR_LO));
@@ -1479,7 +1479,7 @@ correct:
ret = 0;
netxen_nic_pci_set_crbwindow_128M(adapter, NETXEN_WINDOW_ONE);
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ spin_unlock(&adapter->ahw.mem_lock);
return ret;
}
@@ -1487,7 +1487,6 @@ static int
netxen_nic_pci_mem_read_128M(struct netxen_adapter *adapter,
u64 off, u64 *data)
{
- unsigned long flags;
int j, ret;
u32 temp, off_lo, off_hi, addr_hi, data_hi, data_lo;
u64 val;
@@ -1532,7 +1531,7 @@ netxen_nic_pci_mem_read_128M(struct netxen_adapter *adapter,
return -EIO;
correct:
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ spin_lock(&adapter->ahw.mem_lock);
netxen_nic_pci_set_crbwindow_128M(adapter, 0);
writel(off_lo, (mem_crb + MIU_TEST_AGT_ADDR_LO));
@@ -1561,7 +1560,7 @@ correct:
}
netxen_nic_pci_set_crbwindow_128M(adapter, NETXEN_WINDOW_ONE);
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ spin_unlock(&adapter->ahw.mem_lock);
return ret;
}
@@ -1570,7 +1569,6 @@ static int
netxen_nic_pci_mem_write_2M(struct netxen_adapter *adapter,
u64 off, u64 data)
{
- unsigned long flags;
int j, ret;
u32 temp, off8;
void __iomem *mem_crb;
@@ -1601,7 +1599,7 @@ netxen_nic_pci_mem_write_2M(struct netxen_adapter *adapter,
correct:
off8 = off & MIU_TEST_AGT_ADDR_MASK;
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ spin_lock(&adapter->ahw.mem_lock);
writel(off8, (mem_crb + MIU_TEST_AGT_ADDR_LO));
writel(0, (mem_crb + MIU_TEST_AGT_ADDR_HI));
@@ -1625,7 +1623,7 @@ correct:
} else
ret = 0;
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ spin_unlock(&adapter->ahw.mem_lock);
return ret;
}
@@ -1634,7 +1632,6 @@ static int
netxen_nic_pci_mem_read_2M(struct netxen_adapter *adapter,
u64 off, u64 *data)
{
- unsigned long flags;
int j, ret;
u32 temp, off8;
u64 val;
@@ -1668,7 +1665,7 @@ netxen_nic_pci_mem_read_2M(struct netxen_adapter *adapter,
correct:
off8 = off & MIU_TEST_AGT_ADDR_MASK;
- write_lock_irqsave(&adapter->adapter_lock, flags);
+ spin_lock(&adapter->ahw.mem_lock);
writel(off8, (mem_crb + MIU_TEST_AGT_ADDR_LO));
writel(0, (mem_crb + MIU_TEST_AGT_ADDR_HI));
@@ -1694,7 +1691,7 @@ correct:
ret = 0;
}
- write_unlock_irqrestore(&adapter->adapter_lock, flags);
+ spin_unlock(&adapter->ahw.mem_lock);
return ret;
}
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