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yaml
---
r: 195037
b: refs/heads/master
c: 14e2cfb
h: refs/heads/master
i:
  195035: fd99e2b
v: v3
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Sucheta Chakraborty authored and David S. Miller committed May 13, 2010
1 parent 6431344 commit 4cb1a76
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Showing 2 changed files with 18 additions and 26 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 215387a4b51f346418c285176f752ccf3609b6fb
refs/heads/master: 14e2cfbb79712f07962be027016868ba487c696b
42 changes: 17 additions & 25 deletions trunk/drivers/net/netxen/netxen_nic_hw.c
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,6 @@
#define MASK(n) ((1ULL<<(n))-1)
#define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | ((addr >> 25) & 0x3ff))
#define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | ((addr >> 25) & 0x3ff))
#define OCM_WIN_P3P(addr) (addr & 0xffc0000)
#define MS_WIN(addr) (addr & 0x0ffc0000)

#define GET_MEM_OFFS_2M(addr) (addr & MASK(18))
Expand Down Expand Up @@ -1391,18 +1390,8 @@ netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter,
u64 addr, u32 *start)
{
u32 window;
struct pci_dev *pdev = adapter->pdev;

if ((addr & 0x00ff800) == 0xff800) {
if (printk_ratelimit())
dev_warn(&pdev->dev, "QM access not handled\n");
return -EIO;
}

if (NX_IS_REVISION_P3P(adapter->ahw.revision_id))
window = OCM_WIN_P3P(addr);
else
window = OCM_WIN(addr);
window = OCM_WIN(addr);

writel(window, adapter->ahw.ocm_win_crb);
/* read back to flush */
Expand All @@ -1419,7 +1408,7 @@ netxen_nic_pci_mem_access_direct(struct netxen_adapter *adapter, u64 off,
{
void __iomem *addr, *mem_ptr = NULL;
resource_size_t mem_base;
int ret = -EIO;
int ret;
u32 start;

spin_lock(&adapter->ahw.mem_lock);
Expand All @@ -1428,20 +1417,23 @@ netxen_nic_pci_mem_access_direct(struct netxen_adapter *adapter, u64 off,
if (ret != 0)
goto unlock;

addr = pci_base_offset(adapter, start);
if (addr)
goto noremap;

mem_base = pci_resource_start(adapter->pdev, 0) + (start & PAGE_MASK);
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
addr = adapter->ahw.pci_base0 + start;
} else {
addr = pci_base_offset(adapter, start);
if (addr)
goto noremap;

mem_base = pci_resource_start(adapter->pdev, 0) +
(start & PAGE_MASK);
mem_ptr = ioremap(mem_base, PAGE_SIZE);
if (mem_ptr == NULL) {
ret = -EIO;
goto unlock;
}

mem_ptr = ioremap(mem_base, PAGE_SIZE);
if (mem_ptr == NULL) {
ret = -EIO;
goto unlock;
addr = mem_ptr + (start & (PAGE_SIZE-1));
}

addr = mem_ptr + (start & (PAGE_SIZE - 1));

noremap:
if (op == 0) /* read */
*data = readq(addr);
Expand Down

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