From aa23b375363f6aba208761ff9985231cc69d00b8 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 20 Oct 2022 15:12:26 +0300 Subject: [PATCH] ASoC: SOF: ipc: ops: Add support for optional init and exit callbacks Add support for IPC specific initialization (init) and cleanup (exit) callback. These callbacks can be used by IPC implementation to do basic initialization and cleanup. Signed-off-by: Peter Ujfalusi Reviewed-by: Ranjani Sridharan Reviewed-by: Pierre-Louis Bossart Reviewed-by: Chao Song Reviewed-by: Kai Vehmanen Link: https://lore.kernel.org/r/20221020121238.18339-8-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown --- sound/soc/sof/ipc.c | 6 ++++++ sound/soc/sof/sof-priv.h | 6 ++++++ 2 files changed, 12 insertions(+) diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c index 6ed3f9b..30781e8 100644 --- a/sound/soc/sof/ipc.c +++ b/sound/soc/sof/ipc.c @@ -200,6 +200,9 @@ struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev) return NULL; } + if (ops->init && ops->init(sdev)) + return NULL; + ipc->ops = ops; return ipc; @@ -217,5 +220,8 @@ void snd_sof_ipc_free(struct snd_sof_dev *sdev) mutex_lock(&ipc->tx_mutex); ipc->disable_ipc_tx = true; mutex_unlock(&ipc->tx_mutex); + + if (ipc->ops->exit) + ipc->ops->exit(sdev); } EXPORT_SYMBOL(snd_sof_ipc_free); diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 3d70b57..ea6013a 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -443,6 +443,9 @@ struct sof_ipc_pcm_ops; * @fw_loader: Pointer to Firmware Loader ops * @fw_tracing: Pointer to Firmware tracing ops * + * @init: Optional pointer for IPC related initialization + * @exit: Optional pointer for IPC related cleanup + * * @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 @@ -464,6 +467,9 @@ struct sof_ipc_ops { const struct sof_ipc_fw_loader_ops *fw_loader; const struct sof_ipc_fw_tracing_ops *fw_tracing; + int (*init)(struct snd_sof_dev *sdev); + void (*exit)(struct snd_sof_dev *sdev); + 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, -- 2.7.4