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ASoC: SOF: ipc4-control: If there is no data do not send bytes update

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When the bytes control have no data (payload) then there is no need to send
an IPC message as there is nothing to send.

Fixes: a062c8899f ("ASoC: SOF: ipc4-control: Add support for bytes control get and put")
Cc: stable@vger.kernel.org
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Seppo Ingalsuo <seppo.ingalsuo@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://patch.msgid.link/20251217143945.2667-2-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2025-12-17 16:39:38 +02:00 committed by Mark Brown
parent 8f0b4cce44
commit 2fa7471374
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GPG Key ID: 24D68B725D5487D0
1 changed files with 10 additions and 2 deletions
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12
sound/soc/sof/ipc4-control.c
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@ -412,8 +412,16 @@ static int sof_ipc4_set_get_bytes_data(struct snd_sof_dev *sdev,
int ret = 0;
/* Send the new data to the firmware only if it is powered up */
if (set && !pm_runtime_active(sdev->dev))
return 0;
if (set) {
if (!pm_runtime_active(sdev->dev))
return 0;
if (!data->size) {
dev_dbg(sdev->dev, "%s: No data to be sent.\n",
scontrol->name);
return 0;
}
}
msg->extension = SOF_IPC4_MOD_EXT_MSG_PARAM_ID(data->type);