Thread (4 messages) flat view 4 messages, 3 authors, 2005-09-06

Re: [patch 2.6.13 2/2] 3c59x: add option for using memory-mapped PCI I/O resources

From: Andrew Morton <hidden>
Date: 2005-09-06 21:06:13
Also in: lkml

Christoph Hellwig [off-list ref] wrote:
On Tue, Sep 06, 2005 at 04:44:00PM -0400, John W. Linville wrote:
quoted
Add module option to enable 3c59x driver to use memory-mapped PCI I/O
resources.  This may improve performance for those devices so equipped.

Add "use_mmio=1" to the 3c59x module options in order to enable this
functionality.
I'm not sure a module option makes sense for this setting, except maybe
as a debugging aid.  You should rather have a flag in the PCI IDs private
data that can be used to enable mmio for those cards that support it.
I guess it's OK for the initial testing.  Plus we should make the new
feature default to "on" during initial public testing.  I'll make that
change.
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