Am 15. Juni 2015 11:49:22 MESZ, schrieb Mark Brown <broo...@kernel.org>: >On Sat, Jun 13, 2015 at 03:21:02PM +0200, Sergej Sawazki wrote: > >> I did some debugging and found that regmap_readable(), at regmap- >> debugfs.c:109, returns "false" for all registers, hence the >> debugfs_off_cache list remains empty and we get an warning in line >151. > >We need to change that code to special case write only register maps >like this and just skip having a cache for those devices. They >normally >have very small register maps anyway so it shouldn't have too big an >impact on performance.
I'm having this issue with a wm8741 DAC, its register map is not "write only", it has readable and writeable registers. -- Sergej -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
