tree a2d5bb988c4de5bfcc3e95a4eca44e44503ac470
parent ef08af03ef85373901a2ca0241617e6e7e42685d
author Ben Hutchings <bhutchings@solarflare.com> 1220269765 +0100
committer Jeff Garzik <jgarzik@redhat.com> 1222296876 -0400

sfc: Serialise tenxpress_special_reset() with statistics fetches

On some boards 10Xpress feeds a 156 MHz clock to the Falcon XMAC.  MAC
statistics DMA can fail while this clock is stopped during a PHY reset.

From: Steve Hodgson <shodgson@solarflare.com>
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>