linux-kernel - [PATCH v1] bus: mhi: ep: Clear channel interrupts that are unmasked

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Message-Id: <1691747849-15385-1-git-send-email-quic_skananth@quicinc.com>
Date:   Fri, 11 Aug 2023 02:57:08 -0700
From:   Subramanian Ananthanarayanan <quic_skananth@...cinc.com>
To:     manivannan.sadhasivam@...aro.org
Cc:     helgaas@...nel.org, linux-pci@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        quic_vbadigan@...cinc.com, quic_nitegupt@...cinc.com,
        quic_skananth@...cinc.com, quic_ramkri@...cinc.com,
        quic_parass@...cinc.com, krzysztof.kozlowski@...aro.org,
        Manivannan Sadhasivam <mani@...nel.org>,
        Jeffrey Hugo <quic_jhugo@...cinc.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Dan Carpenter <error27@...il.com>,
        mhi@...ts.linux.dev (open list:MHI BUS)
Subject: [PATCH v1] bus: mhi: ep: Clear channel interrupts that are unmasked

Change is to avoid clearing of interrupts that could have been masked.

Signed-off-by: Subramanian Ananthanarayanan <quic_skananth@...cinc.com>
---
 drivers/bus/mhi/ep/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c
index 6008818..a818781 100644
--- a/drivers/bus/mhi/ep/main.c
+++ b/drivers/bus/mhi/ep/main.c
@@ -867,7 +867,7 @@ static void mhi_ep_check_channel_interrupt(struct mhi_ep_cntrl *mhi_cntrl)
 		if (ch_int) {
 			mhi_ep_queue_channel_db(mhi_cntrl, ch_int, ch_idx);
 			mhi_ep_mmio_write(mhi_cntrl, MHI_CHDB_INT_CLEAR_n(i),
-							mhi_cntrl->chdb[i].status);
+							ch_int);
 		}
 	}
 }
-- 
2.7.4