netxen: pre calculate register addresses

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For registers accessed in fast path (interrupt / softirq)
avoid expensive I/O address translation. These registers
are directly mapped in PCI bar 0 and do not require
any window checks.

Signed-off-by: Amit Kumar Salecha <amit@netxen.com>
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

...

This commit is contained in:

Amit Kumar Salecha 2009-09-05 17:43:10 +00:00 • committed by David S. Miller

parent d0725e4d3c

commit 195c5f9829

6 changed files with 210 additions and 191 deletions

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75

drivers/net/netxen/netxen_nic.h

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21

drivers/net/netxen/netxen_nic_ctx.c

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5

drivers/net/netxen/netxen_nic_ethtool.c

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176

drivers/net/netxen/netxen_nic_hw.c

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34

drivers/net/netxen/netxen_nic_init.c

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92

drivers/net/netxen/netxen_nic_main.c

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