sfc: Fix EEH with legacy interrupts.
authorAlexandre Rames <arames@solarflare.com>
Thu, 21 Mar 2013 16:41:43 +0000 (16:41 +0000)
committerBen Hutchings <bhutchings@solarflare.com>
Mon, 24 Jun 2013 18:58:25 +0000 (19:58 +0100)
commitb28405b0f25c91b52350fd558c219f08e5033eaf
treeaaf3d37c96a0a789ae23dd4f751cd9c57f24a1c8
parent37173488400704f1a05656616cd12baa9e03173b
sfc: Fix EEH with legacy interrupts.

PCI legacy interrupts are level-triggered, and we cannot mask them up
on an isolated device.  Instead, disable the IRQ at the controller
until we have recovered.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
drivers/net/ethernet/sfc/efx.c
drivers/net/ethernet/sfc/efx.h
drivers/net/ethernet/sfc/net_driver.h
drivers/net/ethernet/sfc/nic.c