summaryrefslogtreecommitdiff
path: root/sound/soc/sof/sof-priv.h
diff options
context:
space:
mode:
authorPaolo Bonzini <pbonzini@redhat.com>2024-04-19 08:57:14 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2024-04-19 09:02:22 -0400
commita96cb3bf390eebfead5fc7a2092f8452a7997d1b (patch)
treed0e16dc3e903ce705f85c4c334d750b4b304a0f0 /sound/soc/sof/sof-priv.h
parent1ab157ce573f5abd932b72679a7c67b1ed0bff13 (diff)
parentb377c66ae3509ccea596512d6afb4777711c4870 (diff)
Merge x86 bugfixes from Linux 6.9-rc3
Pull fix for SEV-SNP late disable bugs. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'sound/soc/sof/sof-priv.h')
-rw-r--r--sound/soc/sof/sof-priv.h24
1 files changed, 18 insertions, 6 deletions
diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index d453a4ce3b21..d3c436f82604 100644
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -262,13 +262,25 @@ struct snd_sof_dsp_ops {
int (*pcm_ack)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); /* optional */
/*
- * optional callback to retrieve the link DMA position for the substream
- * when the position is not reported in the shared SRAM windows but
- * instead from a host-accessible hardware counter.
+ * optional callback to retrieve the number of frames left/arrived from/to
+ * the DSP on the DAI side (link/codec/DMIC/etc).
+ *
+ * The callback is used when the firmware does not provide this information
+ * via the shared SRAM window and it can be retrieved by host.
*/
- u64 (*get_stream_position)(struct snd_sof_dev *sdev,
- struct snd_soc_component *component,
- struct snd_pcm_substream *substream); /* optional */
+ u64 (*get_dai_frame_counter)(struct snd_sof_dev *sdev,
+ struct snd_soc_component *component,
+ struct snd_pcm_substream *substream); /* optional */
+
+ /*
+ * Optional callback to retrieve the number of bytes left/arrived from/to
+ * the DSP on the host side (bytes between host ALSA buffer and DSP).
+ *
+ * The callback is needed for ALSA delay reporting.
+ */
+ u64 (*get_host_byte_counter)(struct snd_sof_dev *sdev,
+ struct snd_soc_component *component,
+ struct snd_pcm_substream *substream); /* optional */
/* host read DSP stream data */
int (*ipc_msg_data)(struct snd_sof_dev *sdev,