diff options
| author | Cezary Rojewski <[email protected]> | 2022-07-07 14:41:47 +0200 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2022-07-08 18:53:22 +0100 |
| commit | daa36bbcd78bca24db84e273bcafec9a8f81c767 (patch) | |
| tree | 40a2dd607d91c3da2804298905b5598c34950407 | |
| parent | 00566ad4ce9d394c6ebaacde12eda06eef4e5279 (diff) | |
ASoC: Intel: avs: Block IPC channel on suspend
To allow for driver's filesystem interfaces e.g.: debugfs, to be touched
even when the device is asleep, mark IPC-channel as blocked when the
device is suspended. This causes any invocation of said interfaces that
do not toggle PM themselves to gracefully fail with "Operation not
permitted" message.
Signed-off-by: Cezary Rojewski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
| -rw-r--r-- | sound/soc/intel/avs/core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/intel/avs/core.c b/sound/soc/intel/avs/core.c index 664f87c33e9d..4234adeb3d1c 100644 --- a/sound/soc/intel/avs/core.c +++ b/sound/soc/intel/avs/core.c @@ -556,6 +556,7 @@ static int __maybe_unused avs_suspend_common(struct avs_dev *adev) return AVS_IPC_RET(ret); } + avs_ipc_block(adev->ipc); avs_dsp_op(adev, int_control, false); snd_hdac_ext_bus_ppcap_int_enable(bus, false); |