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authorDhananjay Phadke <dhananjay@netxen.com>2009-05-08 22:02:30 +0000
committerDavid S. Miller <davem@davemloft.net>2009-05-09 13:13:37 -0700
commit23b6cc425d718fce2501d5f60e368cfa44ef7d86 (patch)
tree5d184b032bdc1ef79d5419c4d3de8ce6eba08013 /drivers/net/netxen
parentb0b3a75b36afe3b1ed2c12b8817b6326db8ed003 (diff)
netxen: trivial register access cleanup
Remove unnecessary length parameter since it's always 4 bytes. Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/netxen')
-rw-r--r--drivers/net/netxen/netxen_nic_hw.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 86c9e78ec39..42ffb825ebf 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -914,17 +914,15 @@ netxen_nic_pci_change_crbwindow_128M(struct netxen_adapter *adapter, u32 wndw)
* In: 'off' is offset from base in 128M pci map
*/
static int
-netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter,
- ulong *off, int len)
+netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter, ulong *off)
{
- unsigned long end = *off + len;
crb_128M_2M_sub_block_map_t *m;
if (*off >= NETXEN_CRB_MAX)
return -1;
- if (*off >= NETXEN_PCI_CAMQM && (end <= NETXEN_PCI_CAMQM_2M_END)) {
+ if (*off >= NETXEN_PCI_CAMQM && (*off < NETXEN_PCI_CAMQM_2M_END)) {
*off = (*off - NETXEN_PCI_CAMQM) + NETXEN_PCI_CAMQM_2M_BASE +
(ulong)adapter->ahw.pci_base0;
return 0;
@@ -934,14 +932,13 @@ netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter,
return -1;
*off -= NETXEN_PCI_CRBSPACE;
- end = *off + len;
/*
* Try direct map
*/
m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)];
- if (m->valid && (m->start_128M <= *off) && (m->end_128M >= end)) {
+ if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) {
*off = *off + m->start_2M - m->start_128M +
(ulong)adapter->ahw.pci_base0;
return 0;
@@ -1036,7 +1033,7 @@ netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, ulong off, u32 data)
unsigned long flags = 0;
int rv;
- rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, 4);
+ rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off);
if (rv == -1) {
printk(KERN_ERR "%s: invalid offset: 0x%016lx\n",
@@ -1066,7 +1063,7 @@ netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, ulong off)
int rv;
u32 data;
- rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, 4);
+ rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off);
if (rv == -1) {
printk(KERN_ERR "%s: invalid offset: 0x%016lx\n",