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Commit 8e91eb40 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "msm: ipa: Race condition fix to avoid missing GSI interrupts"

parents a7b2d77f 233694e2

drivers/platform/msm/gsi/gsi.c

+2 −1
Original line number Diff line number Diff line
@@ -2579,15 +2579,16 @@ int gsi_config_channel_mode(unsigned long chan_hdl, enum gsi_chan_mode mode) 
	if (curr == GSI_CHAN_MODE_CALLBACK &&

			mode == GSI_CHAN_MODE_POLL) {

		__gsi_config_ieob_irq(gsi_ctx->per.ee, 1 << ctx->evtr->id, 0);

		atomic_set(&ctx->poll_mode, mode);

		ctx->stats.callback_to_poll++;

	}



	if (curr == GSI_CHAN_MODE_POLL &&

			mode == GSI_CHAN_MODE_CALLBACK) {

		atomic_set(&ctx->poll_mode, mode);

		__gsi_config_ieob_irq(gsi_ctx->per.ee, 1 << ctx->evtr->id, ~0);

		ctx->stats.poll_to_callback++;

	}

	atomic_set(&ctx->poll_mode, mode);

	spin_unlock_irqrestore(&gsi_ctx->slock, flags);



	return GSI_STATUS_SUCCESS;