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ASoC: SOF: ipc4: add a helper function to search debug slot

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Currently IPC4 supports GDB slot, telemetry slot and
debug slot. This helper function will be used to get
the slot offset in debug windows for further processing.

Signed-off-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230919092416.4137-4-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Rander Wang 2023-09-19 12:24:10 +03:00 committed by Mark Brown
parent 4287205065
commit a397899f81
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GPG Key ID: 24D68B725D5487D0
2 changed files with 26 additions and 0 deletions
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3
sound/soc/sof/ipc4-priv.h
View File

@ -120,4 +120,7 @@ void sof_ipc4_update_cpc_from_manifest(struct snd_sof_dev *sdev,
struct sof_ipc4_fw_module *fw_module,
struct sof_ipc4_base_module_cfg *basecfg);
size_t sof_ipc4_find_debug_slot_offset_by_type(struct snd_sof_dev *sdev,
u32 slot_type);
#endif

23
sound/soc/sof/ipc4.c
View File

@ -547,6 +547,29 @@ static int sof_ipc4_init_msg_memory(struct snd_sof_dev *sdev)
return 0;
}
size_t sof_ipc4_find_debug_slot_offset_by_type(struct snd_sof_dev *sdev,
u32 slot_type)
{
size_t slot_desc_type_offset;
u32 type;
int i;
/* The type is the second u32 in the slot descriptor */
slot_desc_type_offset = sdev->debug_box.offset + sizeof(u32);
for (i = 0; i < SOF_IPC4_MAX_DEBUG_SLOTS; i++) {
sof_mailbox_read(sdev, slot_desc_type_offset, &type, sizeof(type));
if (type == slot_type)
return sdev->debug_box.offset + (i + 1) * SOF_IPC4_DEBUG_SLOT_SIZE;
slot_desc_type_offset += SOF_IPC4_DEBUG_DESCRIPTOR_SIZE;
}
dev_dbg(sdev->dev, "Slot type %#x is not available in debug window\n", slot_type);
return 0;
}
EXPORT_SYMBOL(sof_ipc4_find_debug_slot_offset_by_type);
static int ipc4_fw_ready(struct snd_sof_dev *sdev, struct sof_ipc4_msg *ipc4_msg)
{
int inbox_offset, inbox_size, outbox_offset, outbox_size;