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ASoC: Intel: avs: Do not treat unsupported IPCs as invalid

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Utilize NOT_SUPPORTED status code to differentiate between unsupported
and invalid requests. Skip over error paths if it is the former that is
communicated by the base firmware.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20221010121955.718168-12-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Cezary Rojewski 2022-10-10 14:19:51 +02:00 committed by Mark Brown
parent 18a787909c
commit 2d27a1caf8
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 5 additions and 1 deletions
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4
sound/soc/intel/avs/avs.h
View File

@ -220,8 +220,10 @@ static inline void avs_ipc_err(struct avs_dev *adev, struct avs_ipc_msg *tx,
/*
* If IPC channel is blocked e.g.: due to ongoing recovery,
* -EPERM error code is expected and thus it's not an actual error.
*
* Unsupported IPCs are of no harm either.
*/
if (error == -EPERM)
if (error == -EPERM || error == AVS_IPC_NOT_SUPPORTED)
dev_dbg(adev->dev, "%s 0x%08x 0x%08x failed: %d\n", name,
tx->glb.primary, tx->glb.ext.val, error);
else

2
sound/soc/intel/avs/messages.h
View File

@ -150,6 +150,8 @@ union avs_module_msg {
};
} __packed;
#define AVS_IPC_NOT_SUPPORTED 15
union avs_reply_msg {
u64 val;
struct {