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Commit ce95d364 authored by Skylar Chang's avatar Skylar Chang Committed by Gerrit - the friendly Code Review server
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msm: ipa: fix for wakelock refcnt 



When IPA driver votes for IPA power collapse it first checks if
channels are empty. In case that the channels are not empty,
a wakelock needs to be acquired before starting to process the packets.

Change-Id: Ib4d5942e374efc4ceb195e6ccdc446ed8a06aeb0
CRs-Fixed: 2031601
Acked-by: default avatarAdy Abraham <adya@qti.qualcomm.com>
Signed-off-by: default avatarSkylar Chang <chiaweic@codeaurora.org>
parent 080d32f9

drivers/platform/msm/ipa/ipa_v3/ipa_utils.c

+1 −0
Original line number Diff line number Diff line
@@ -5749,6 +5749,7 @@ static void ipa3_gsi_poll_after_suspend(struct ipa3_ep_context *ep) 
		/* queue a work to start polling if don't have one */

		atomic_set(&ipa3_ctx->transport_pm.eot_activity, 1);

		if (!atomic_read(&ep->sys->curr_polling_state)) {

			ipa3_inc_acquire_wakelock();

			atomic_set(&ep->sys->curr_polling_state, 1);

			queue_work(ep->sys->wq, &ep->sys->work);

		}