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ASoC: SOF: ipc: Add max_payload_size field in struct snd_sof_ipc

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The max_payload_size is an IPC level constraint. Add a new field,
max_payload_size to struct snd_sof_ipc and set it during IPC init.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20220330201926.1330402-4-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2022-03-30 13:19:18 -07:00 committed by Mark Brown
parent 7f0a1335d3
commit a3e6b3691b
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 5 additions and 0 deletions
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2
sound/soc/sof/ipc.c
View File

@ -1005,6 +1005,8 @@ int sof_ipc_init_msg_memory(struct snd_sof_dev *sdev)
if (!msg->reply_data)
return -ENOMEM;
sdev->ipc->max_payload_size = SOF_IPC_MSG_MAX_SIZE;
return 0;
}

3
sound/soc/sof/sof-priv.h
View File

@ -394,6 +394,9 @@ struct snd_sof_ipc {
/* disables further sending of ipc's */
bool disable_ipc_tx;
/* Maximum allowed size of a single IPC message/reply */
size_t max_payload_size;
struct snd_sof_ipc_msg msg;
/* IPC ops based on version */