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Mon, 17 Mar 2025 22:36:57 -0700 (PDT) Received: from cs20-buildserver.lan ([2403:c300:dc02:2d2e:2e0:4cff:fe68:863]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-225c6ba6f09sm85299905ad.133.2025.03.17.22.36.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Mar 2025 22:36:57 -0700 (PDT) From: Stanley Chu X-Google-Original-From: Stanley Chu 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 v2 3/3] i3c: master: svc: Fix missing STOP for master request Date: Tue, 18 Mar 2025 13:36:06 +0800 Message-Id: <20250318053606.3087121-4-yschu@nuvoton.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250318053606.3087121-1-yschu@nuvoton.com> References: <20250318053606.3087121-1-yschu@nuvoton.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Stanley Chu 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. Signed-off-by: Stanley Chu Reviewed-by: Frank Li --- 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-i= 3c-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; } --=20 2.34.1