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| author | Takashi Iwai <tiwai@suse.de> | 2017-04-24 14:09:55 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-04-25 15:54:30 +0100 |
| commit | 6e4cac23c5a648d50b107d1b53e9c4e1120c7943 (patch) | |
| tree | 39e57cfc0bd1e034d3b3df115e629257a08de4ea /sound/soc/tegra | |
| parent | c1ae3cfa0e89fa1a7ecc4c99031f5e9ae99d9201 (diff) | |
| download | op-kernel-dev-6e4cac23c5a648d50b107d1b53e9c4e1120c7943.zip op-kernel-dev-6e4cac23c5a648d50b107d1b53e9c4e1120c7943.tar.gz | |
ASoC: intel: Fix PM and non-atomic crash in bytcr drivers
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.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: <stable@vger.kernel.org> # v4.1+
Diffstat (limited to 'sound/soc/tegra')
0 files changed, 0 insertions, 0 deletions
