Commit 0ffa76d8 authored Nov 28, 2017 by Chris Lew

mailbox: msm_qmp: Add interrupt register clear



Certain registers need to be cleared before a subsequent interrupt can
be triggered. Clear the register after sending an interrupt.

Change-Id: I2c16758475c709d5e577d19e23054c5ccad0258a
Signed-off-by: Chris Lew <clew@codeaurora.org>

parent 6330314c

drivers/mailbox/msm_qmp.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -203,6 +203,7 @@ static void send_irq(struct qmp_device *mdev)
		*/
		wmb();
		writel_relaxed(mdev->irq_mask, mdev->tx_irq_reg);
		writel_relaxed(0x0, mdev->tx_irq_reg);
		mdev->tx_irq_count++;
		}