Commit f52893d4 authored Feb 11, 2019 by Chris Lew

soc: qcom: qcom_ipcc: clear interrupt first



IPCC should simulate the edge interrupt handling provided by GIC. Clear
the interrupt before callng the ISR to prevent missing interrupts fired
during the ISR execution.

Change-Id: I617c74cb8cd50b307dab8414fb08fe9c59c23880
Signed-off-by: Chris Lew <clew@codeaurora.org>

parent e222d4df

drivers/soc/qcom/qcom_ipcc.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -90,10 +90,10 @@ static irqreturn_t qcom_ipcc_irq_fn(int irq, void *data)
		qcom_ipcc_get_client_id(packed_id),
		qcom_ipcc_get_signal_id(packed_id), virq);

		generic_handle_irq(virq);

		writel_no_log(packed_id,
		proto_data->base + IPCC_REG_RECV_SIGNAL_CLEAR);

		generic_handle_irq(virq);
		}

		return IRQ_HANDLED;