On Mon, Dec 16, 2013 at 11:34:21AM +0100, Paul Bolle wrote: > The check for "combined mode" (which disables ahci support) on ICH6 is > done after the first use of AHCI BAR. But if ahci is not enabled AHCI > BAR is initialized to 0x00000000. (At least it is on the ICH6-M I tested > this on. If I understand the datasheet correctly it should also be on > ICH6R.) This apparently makes the call of > pcim_iomap_regions_request_all() return -EINVAL. And we end up with > ahci: probe of 0000:00:1f.2 failed with error -22 > > (at warning level) in the logs. > > So check for "combined mode" before calling > pcim_iomap_regions_request_all(). > > Signed-off-by: Paul Bolle <[email protected]>
Applied to libata/for-3.13-fixes. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
