We need to clear those pointers at new(), and undo at reset() those initialization what we did in set_params().
For new(), rzalloc() will help set host_data members to 0s and NULLs.
Signed-off-by: Keyon Jie yang.jie@linux.intel.com --- src/audio/host.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/src/audio/host.c b/src/audio/host.c index 6a4c669..c8479c7 100644 --- a/src/audio/host.c +++ b/src/audio/host.c @@ -420,12 +420,6 @@ static struct comp_dev *host_new(uint32_t type, uint32_t index, hd->dma = dma_get(DMA_ID_DMAC0); if (hd->dma == NULL) goto error; - hd->host_size = 0; - hd->host_period_bytes = 0; - hd->host_pos = NULL; - hd->source = NULL; - hd->sink = NULL; - hd->split_remaining = 0; work_init(&hd->work, host_finish_work, dev, WORK_ASYNC);
/* init buffer elems */ @@ -740,10 +734,14 @@ static int host_reset(struct comp_dev *dev) }
hd->host_size = 0; + hd->host_avail= 0; if (hd->host_pos) *hd->host_pos = 0; hd->host_pos = NULL; + hd->host_app_pos = 0; + hd->host_period_bytes = 0; + hd->host_pos_read = 0; hd->source = NULL; hd->sink = NULL; dev->state = COMP_STATE_INIT;