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authorAlexander Duyck <alexander.h.duyck@intel.com>2010-03-25 21:03:30 +0100
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-04-08 18:24:11 +0200
commit4352aa5bbf1d0080c2dcf904ce1e4be0a1cb5937 (patch)
treecf30890e45bd359380a610444bd36ca7d96528dc /drivers/parisc/eisa_eeprom.c
parentx86/PCI: ignore Consumer/Producer bit in ACPI window descriptions (diff)
downloadlinux-4352aa5bbf1d0080c2dcf904ce1e4be0a1cb5937.tar.xz
linux-4352aa5bbf1d0080c2dcf904ce1e4be0a1cb5937.zip
PCI aerdrv: use correct bit defines and add 2ms delay to aer_root_reset
While testing completion timeouts I found that hardware was not recovering. It looks like the hot reset was never being propagated to the endpoint devices on the bus due to the fact that we were clearing the bit too quickly. The documentation I have states that we should be transmitting hot reset TS1s for 2ms. To achieve this I have added a 2ms delay from the time we set the secondary bus reset bit to the time we clear it. In addition I changed the define used for the secondary bus reset bit to match the register define that was being used. Reviewed-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/parisc/eisa_eeprom.c')
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