From: Stanley Chu <stanley.chuys@gmail.com>
To: frank.li@nxp.com, miquel.raynal@bootlin.com,
alexandre.belloni@bootlin.com, linux-i3c@lists.infradead.org
Cc: linux-kernel@vger.kernel.org, tomer.maimon@nuvoton.com,
kwliu@nuvoton.com, yschu@nuvoton.com
Subject: [PATCH v1 3/3] i3c: master: svc: Fix missing STOP for master request
Date: Mon, 17 Mar 2025 13:19:51 +0800 [thread overview]
Message-ID: <20250317051951.3065011-4-yschu@nuvoton.com> (raw)
In-Reply-To: <20250317051951.3065011-1-yschu@nuvoton.com>
From: Stanley Chu <yschu@nuvoton.com>
The controller driver nacked the master request but didn't emit a
STOP to end the transaction. The driver shall refuse the unsupported
requests and return the controller state to IDLE by emitting a STOP.
Fixes: dd3c52846d59 ("i3c: master: svc: Add Silvaco I3C master driver")
Signed-off-by: Stanley Chu <yschu@nuvoton.com>
---
drivers/i3c/master/svc-i3c-master.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
index 57b9dec6b5a8..e0cd3ce28b7f 100644
--- a/drivers/i3c/master/svc-i3c-master.c
+++ b/drivers/i3c/master/svc-i3c-master.c
@@ -592,6 +592,7 @@ static void svc_i3c_master_ibi_work(struct work_struct *work)
queue_work(master->base.wq, &master->hj_work);
break;
case SVC_I3C_MSTATUS_IBITYPE_MASTER_REQUEST:
+ svc_i3c_master_emit_stop(master);
default:
break;
}
--
2.34.1
next prev parent reply other threads:[~2025-03-17 5:20 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-17 5:19 [PATCH v1 0/3] Some fixes for Silvaco I3C controller driver Stanley Chu
2025-03-17 5:19 ` [PATCH v1 1/3] i3c: master: svc: Fix missing the IBI rules Stanley Chu
2025-03-17 13:36 ` Frank Li
2025-03-17 22:44 ` Alexandre Belloni
2025-03-18 13:31 ` Frank Li
2025-03-18 16:03 ` Alexandre Belloni
2025-03-17 5:19 ` [PATCH v1 2/3] i3c: master: svc: Use readsb helper for reading MDB Stanley Chu
2025-03-17 13:38 ` Frank Li
2025-03-17 5:19 ` Stanley Chu [this message]
2025-03-17 13:40 ` [PATCH v1 3/3] i3c: master: svc: Fix missing STOP for master request Frank Li
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