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ASoC: SOF: Add high level IPC IO callback definitions to ipc_ops

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Add tx_msg(), rx_msg(), set_get_data() and get_reply() ops, which can
be used as a generic API for sending, receiving single messages and
to write and read large data.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.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/20220405172708.122168-3-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2022-04-05 10:26:55 -07:00 committed by Mark Brown
parent b4dcafe45e
commit 25e77672c4
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1 changed files with 21 additions and 0 deletions
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21
sound/soc/sof/sof-priv.h
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@ -377,11 +377,32 @@ struct sof_ipc_pcm_ops;
* @tplg: Pointer to IPC-specific topology ops
* @pm: Pointer to PM ops
* @pcm: Pointer to PCM ops
*
* @tx_msg: Function pointer for sending a 'short' IPC message
* @set_get_data: Function pointer for set/get data ('large' IPC message). This
* function may split up the 'large' message and use the @tx_msg
* path to transfer individual chunks, or use other means to transfer
* the message.
* @get_reply: Function pointer for fetching the reply to
* sdev->ipc->msg.reply_data
* @rx_msg: Function pointer for handling a received message
*
* Note: both @tx_msg and @set_get_data considered as TX functions and they are
* serialized for the duration of the instructed transfer. A large message sent
* via @set_get_data is a single transfer even if at the hardware level it is
* handled with multiple chunks.
*/
struct sof_ipc_ops {
const struct sof_ipc_tplg_ops *tplg;
const struct sof_ipc_pm_ops *pm;
const struct sof_ipc_pcm_ops *pcm;
int (*tx_msg)(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
void *reply_data, size_t reply_bytes, bool no_pm);
int (*set_get_data)(struct snd_sof_dev *sdev, void *data, size_t data_bytes,
bool set);
int (*get_reply)(struct snd_sof_dev *sdev);
void (*rx_msg)(struct snd_sof_dev *sdev);
};
/* SOF generic IPC data */