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Commit dfc5d4a9 authored by Karthikeyan Ramasubramanian's avatar Karthikeyan Ramasubramanian Committed by Gerrit - the friendly Code Review server
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soc: qcom: Explicitly de-assert IPC interrupt lines 



IPC interrupts are modelled as level-triggered interrupts. De-assert
the interrupts after it is asserted.

CRs-Fixed: 1079350
Change-Id: I46b0e2d6fb85923db2506d0e1ad04eafa46a25e9
Signed-off-by: default avatarKarthikeyan Ramasubramanian <kramasub@codeaurora.org>
parent 608a2529

drivers/soc/qcom/glink_smem_native_xprt.c

+2 −0
Original line number Diff line number Diff line
@@ -265,6 +265,8 @@ static void send_irq(struct edge_info *einfo) 
	 */

	wmb();

	writel_relaxed(einfo->out_irq_mask, einfo->out_irq_reg);

	if (einfo->remote_proc_id != SMEM_SPSS)

		writel_relaxed(0, einfo->out_irq_reg);

	einfo->tx_irq_count++;

}

drivers/soc/qcom/msm_smp2p.c

+2 −0
Original line number Diff line number Diff line
@@ -1598,6 +1598,8 @@ static void smp2p_send_interrupt(int remote_pid) 
		wmb();

		writel_relaxed(smp2p_int_cfgs[remote_pid].out_int_mask,

			smp2p_int_cfgs[remote_pid].out_int_ptr);

		writel_relaxed(0,

			smp2p_int_cfgs[remote_pid].out_int_ptr);

	} else {

		smp2p_remote_mock_rx_interrupt();

	}