On Mon, Apr 24, 2017 at 02:09:55PM +0200, Takashi Iwai wrote: > The FE setups of Intel SST bytcr_rt5640 and bytcr_rt5651 drivers carry > the ignore_suspend flag, and this prevents the suspend/resume working > properly while the stream is running, since SST core code has the > check of the running streams and returns -EBUSY. Drop these > superfluous flags for fixing the behavior. > > Also, the bytcr_rt5640 driver lacks of nonatomic flag in some FE > definitions, which leads to the kernel Oops at suspend/resume like: > > BUG: scheduling while atomic: systemd-sleep/3144/0x00000003 > Call Trace: > dump_stack+0x5c/0x7a > __schedule_bug+0x55/0x70 > __schedule+0x63c/0x8c0 > schedule+0x3d/0x90 > schedule_timeout+0x16b/0x320 > ? del_timer_sync+0x50/0x50 > ? sst_wait_timeout+0xa9/0x170 [snd_intel_sst_core] > ? sst_wait_timeout+0xa9/0x170 [snd_intel_sst_core] > ? remove_wait_queue+0x60/0x60 > ? sst_prepare_and_post_msg+0x275/0x960 [snd_intel_sst_core] > ? sst_pause_stream+0x9b/0x110 [snd_intel_sst_core] > .... > > This patch addresses these appropriately, too. Acked-by: Vinod Koul <vinod.koul@xxxxxxxxx> -- ~Vinod _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
