diff options
| -rw-r--r-- | drivers/platform/msm/gsi/gsi.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/platform/msm/gsi/gsi.c b/drivers/platform/msm/gsi/gsi.c index b111a5904952..2ae2438032b7 100644 --- a/drivers/platform/msm/gsi/gsi.c +++ b/drivers/platform/msm/gsi/gsi.c @@ -1901,6 +1901,20 @@ int gsi_stop_channel(unsigned long chan_hdl) res = wait_for_completion_timeout(&ctx->compl, msecs_to_jiffies(GSI_STOP_CMD_TIMEOUT_MS)); if (res == 0) { + /* + * check channel state here in case the channel is stopped but + * the interrupt was not handled yet. + */ + val = gsi_readl(gsi_ctx->base + + GSI_EE_n_GSI_CH_k_CNTXT_0_OFFS(chan_hdl, + gsi_ctx->per.ee)); + ctx->state = (val & + GSI_EE_n_GSI_CH_k_CNTXT_0_CHSTATE_BMSK) >> + GSI_EE_n_GSI_CH_k_CNTXT_0_CHSTATE_SHFT; + if (ctx->state == GSI_CHAN_STATE_STOPPED) { + res = GSI_STATUS_SUCCESS; + goto free_lock; + } GSIDBG("chan_hdl=%lu timed out\n", chan_hdl); res = -GSI_STATUS_TIMED_OUT; goto free_lock; |