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Merge "qcacmn: Return failure if dst ring alloc fails for fastpath CE"

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Linux Build Service Account 2017-06-01 10:50:17 -07:00 • committed by Gerrit - the friendly Code Review server
commit ca171d37c4
1 changed files with 16 additions and 6 deletions
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22
hif/src/ce/ce_main.c
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@ -1874,8 +1874,10 @@ static int hif_post_recv_buffers_for_pipe(struct HIF_CE_pipe_info *pipe_info)
/*
* Try to post all desired receive buffers for all pipes.
* returns 0 as oom_allocation_work will be scheduled
* to recover any failures.
* Returns 0 for non fastpath rx copy engine as
* oom_allocation_work will be scheduled to recover any
* failures, non-zero if unable to completely replenish
* receive buffers for fastpath rx Copy engine.
*/
static int hif_post_recv_buffers(struct hif_softc *scn)
{
@ -1894,9 +1896,15 @@ static int hif_post_recv_buffers(struct hif_softc *scn)
ce_state && (ce_state->htt_rx_data))
continue;
hif_post_recv_buffers_for_pipe(pipe_info);
if (hif_post_recv_buffers_for_pipe(pipe_info) &&
ce_state->htt_rx_data &&
scn->fastpath_mode_on) {
rv = 1;
goto done;
}
}
done:
A_TARGET_ACCESS_UNLIKELY(scn);
return rv;
@ -1955,9 +1963,11 @@ static void hif_recv_buffer_cleanup_on_pipe(struct HIF_CE_pipe_info *pipe_info)
while (ce_revoke_recv_next
(ce_hdl, &per_CE_context, (void **)&netbuf,
&CE_data) == QDF_STATUS_SUCCESS) {
qdf_nbuf_unmap_single(scn->qdf_dev, netbuf,
QDF_DMA_FROM_DEVICE);
qdf_nbuf_free(netbuf);
if (netbuf) {
qdf_nbuf_unmap_single(scn->qdf_dev, netbuf,
QDF_DMA_FROM_DEVICE);
qdf_nbuf_free(netbuf);
}
}
}