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Commit eaabbf05 authored by Naveen Kaje's avatar Naveen Kaje Committed by Gerrit - the friendly Code Review server
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slim-msm: reset port interrrupt status register when disconnected 



When the port is disconnected, reset the interrupt enable
status bit corresponding to that port.

Change-Id: I3cff18ea205e9ce9a992cfa2b90bddf5da1d361a
Signed-off-by: default avatarNaveen Kaje <nkaje@codeaurora.org>
parent 66f4f85a

drivers/slimbus/slim-msm.c

+4 −0
Original line number Diff line number Diff line
@@ -198,8 +198,12 @@ static void msm_slim_disconn_pipe_port(struct msm_slim_ctrl *dev, u8 pn) 
{

	struct msm_slim_endp *endpoint = &dev->pipes[pn];

	struct sps_register_event sps_event;

	u32 int_port = readl_relaxed(PGD_THIS_EE(PGD_PORT_INT_EN_EEn,

					dev->ver));

	writel_relaxed(0, PGD_PORT(PGD_PORT_CFGn, (endpoint->port_b),

					dev->ver));

	writel_relaxed((int_port & ~(1 << endpoint->port_b)),

		PGD_THIS_EE(PGD_PORT_INT_EN_EEn, dev->ver));

	/* Make sure port register is updated */

	mb();

	memset(&sps_event, 0, sizeof(sps_event));