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| author | Rander Wang <rander.wang@intel.com> | 2023-02-02 15:29:47 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-02-03 12:03:48 +0000 |
| commit | 4700bfb2bb3acae63ff4cbf82fbde35a325ebdf2 (patch) | |
| tree | 8ed6b18b6d7a5fa11df7be92e0c34acebf67283c /sound/soc/sof/sof-priv.h | |
| parent | 2740dcce918f385aea0fb0a026cc0b91629479af (diff) | |
| download | linux-stable-4700bfb2bb3acae63ff4cbf82fbde35a325ebdf2.tar.gz linux-stable-4700bfb2bb3acae63ff4cbf82fbde35a325ebdf2.tar.bz2 linux-stable-4700bfb2bb3acae63ff4cbf82fbde35a325ebdf2.zip | |
ASoC: SOF: add fw_info_box support
FW can share some information with host driver, .e.g fw status, pipeline
status and volume status. On ipc4 platform it is located in memory
windows 0 with size of struct sof_ipc4_fw_reg.
With this patch, ipc4 driver can find fw information in fw_info_box
Signed-off-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230202132954.26773-3-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/sof-priv.h')
| -rw-r--r-- | sound/soc/sof/sof-priv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h index 208a30ff3db9..fd1c3b17a396 100644 --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -548,6 +548,7 @@ struct snd_sof_dev { /* IPC */ struct snd_sof_ipc *ipc; + struct snd_sof_mailbox fw_info_box; /* FW shared memory */ struct snd_sof_mailbox dsp_box; /* DSP initiated IPC */ struct snd_sof_mailbox host_box; /* Host initiated IPC */ struct snd_sof_mailbox stream_box; /* Stream position update */ |