Commit 5d827f0f authored Oct 30, 2018 by Siva Kumar Akkireddi Committed by Siddartha Mohanadoss Feb 22, 2019

msm: mhi_dev: Skip channel doorbell interrupts on unused channels

Skip channel doorbell interrupts on uninitialized channels and continue
processing other valid channel interrupts instead of erroring-out.

Signed-off-by: Siva Kumar Akkireddi <sivaa@codeaurora.org>
Change-Id: If90eb6314628419d4823cf7023df0471f18a6071

parent 98205ebf

drivers/platform/msm/mhi_dev/mhi.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1600,7 +1600,7 @@ static void mhi_dev_queue_channel_db(struct mhi_dev *mhi,
		ring = &mhi->ring[ch_num + mhi->ch_ring_start];
		if (ring->state == RING_STATE_UINT) {
		pr_debug("Channel not opened for %d\n", ch_num);
		break;
		continue;
		}
		mhi_ring_set_state(ring, RING_STATE_PENDING);
		list_add(&ring->list, &mhi->process_ring_list);