On Fri, Jun 08, 2007 at 03:46:36PM -0700, Auke Kok wrote:
> Instead of all drivers reading pci config space to get the revision
> ID, they can now use the pci_device->revision member.
>
> This exposes some issues where drivers where reading a word or a dword
> for the revision number, and adding useless error-handling around the
> read. Some drivers even just read it for no purpose of all.
>
> In devices where the revision ID is being copied over and used in what
> appears to be the equivalent of hotpath, I have left the copy code
> and the cached copy as not to influence the driver's performance.
>
> Compile tested with make all{yes,mod}config on x86_64 and i386.
>
> Signed-off-by: Auke Kok <[email protected]>
ACKed-by: Dave Jones <[email protected]>
for the cpufreq bits.
Dave
--
http://www.codemonkey.org.uk
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