On Wed, Oct 30, 2013 at 12:09 PM, Dong Aisheng <b29396@xxxxxxxxxxxxx> wrote: > The auto cmd settings bits should be cleared before sending new commands > or we may receive command timeout error for normal commands due to wrongly > pre-sent auto cmd. > > e.g. we receive CMD13 timeout error due to ACMD23 is wrongly enabled > by former data commands. > > mmc2: new high speed DDR MMC card at address 0001 > mmcblk1: mmc2:0001 SEM08G 7.39 GiB > mmcblk1boot0: mmc2:0001 SEM08G partition 1 2.00 MiB > mmcblk1boot1: mmc2:0001 SEM08G partition 2 2.00 MiB > mmcblk1rpmb: mmc2:0001 SEM08G partition 3 128 KiB > mmcblk1: p1 p2 p3 p4 < p5 p6 p7 > > mmc2: Timeout waiting for hardware interrupt. > mmcblk1boot1: unknown partition table > mmc2: Timeout waiting for hardware interrupt. > mmcblk1boot0: unknown partition table > > Signed-off-by: Dong Aisheng <b29396@xxxxxxxxxxxxx> Thanks for the patch, Dong. This fixes the eMMC interrupt timeout issue on mx6qsabresd. I think we should mark it for stable. At least 3.11 and 3.12 have this issue and your patch fixes it. Regards, Fabio Estevam -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
