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ipc4: refine buffer size 

Audio driver only create single buffer but SOF requires
double buffer. Since obs should be equal to ibs, buffer
size will be set to obs * 2.

Signed-off-by: Rander Wang <rander.wang@intel.com>
This commit is contained in:
Rander Wang 2021-11-30 13:48:13 +08:00 committed by Liam Girdwood
parent a1dbb624b4
commit 671e635077
1 changed files with 2 additions and 1 deletions
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3
src/ipc/ipc4/helper.c
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@ -201,7 +201,8 @@ static struct comp_buffer *ipc4_create_buffer(struct comp_dev *src, struct comp_
src_cfg = (struct ipc4_base_module_cfg *)comp_get_drvdata(src); src_cfg = (struct ipc4_base_module_cfg *)comp_get_drvdata(src);
sink_cfg = (struct ipc4_base_module_cfg *)comp_get_drvdata(sink); sink_cfg = (struct ipc4_base_module_cfg *)comp_get_drvdata(sink);
buf_size = MAX(src_cfg->obs, sink_cfg->ibs); /* double it since obs is single buffer size */
buf_size = src_cfg->obs * 2;
memset(&ipc_buf, 0, sizeof(ipc_buf)); memset(&ipc_buf, 0, sizeof(ipc_buf));
ipc_buf.size = buf_size; ipc_buf.size = buf_size;
ipc_buf.comp.id = IPC4_COMP_ID(src_queue, dst_queue); ipc_buf.comp.id = IPC4_COMP_ID(src_queue, dst_queue);