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Tue, 08 Jun 2021 01:08:11 -0700 Received: from MTKMBS06N1.mediatek.inc (172.21.101.129) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 00:58:09 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Jun 2021 15:58:07 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 8 Jun 2021 15:58:07 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Rob Herring , Felipe Balbi CC: Chunfeng Yun , Matthias Brugger , Thinh Nguyen , , , , , , Yuwen Ng , Eddie Hung Subject: [PATCH 12/23] usb: mtu3: use force mode for dual role switch Date: Tue, 8 Jun 2021 15:57:38 +0800 Message-ID: <1623139069-8173-13-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1623139069-8173-1-git-send-email-chunfeng.yun@mediatek.com> References: <1623139069-8173-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210608_010817_414766_22180E0E X-CRM114-Status: GOOD ( 12.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Force IDDIG status for all three ways of dual role switch, this is needed when use Type-C to switch mode. Signed-off-by: Chunfeng Yun --- drivers/usb/mtu3/mtu3_dr.c | 10 +++------- drivers/usb/mtu3/mtu3_host.c | 6 +----- 2 files changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c index 486d26a366b8..cf9e5b59a77e 100644 --- a/drivers/usb/mtu3/mtu3_dr.c +++ b/drivers/usb/mtu3/mtu3_dr.c @@ -148,12 +148,14 @@ static void ssusb_mode_sw_work(struct work_struct *work) switch (desired_role) { case USB_ROLE_HOST: + ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); mtu3_stop(mtu); switch_port_to_host(ssusb); ssusb_set_vbus(otg_sx, 1); ssusb->is_host = true; break; case USB_ROLE_DEVICE: + ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_DEVICE); ssusb->is_host = false; ssusb_set_vbus(otg_sx, 0); switch_port_to_device(ssusb); @@ -225,13 +227,7 @@ void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host) { struct otg_switch_mtk *otg_sx = &ssusb->otg_switch; - if (to_host) { - ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); - ssusb_set_mode(otg_sx, USB_ROLE_HOST); - } else { - ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_DEVICE); - ssusb_set_mode(otg_sx, USB_ROLE_DEVICE); - } + ssusb_set_mode(otg_sx, to_host ? USB_ROLE_HOST : USB_ROLE_DEVICE); } void ssusb_set_force_mode(struct ssusb_mtk *ssusb, diff --git a/drivers/usb/mtu3/mtu3_host.c b/drivers/usb/mtu3/mtu3_host.c index 0a8cd446cf1b..93a1a4c11e1e 100644 --- a/drivers/usb/mtu3/mtu3_host.c +++ b/drivers/usb/mtu3/mtu3_host.c @@ -213,8 +213,6 @@ int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend) static void ssusb_host_setup(struct ssusb_mtk *ssusb) { - struct otg_switch_mtk *otg_sx = &ssusb->otg_switch; - host_ports_num_get(ssusb); /* @@ -222,9 +220,7 @@ static void ssusb_host_setup(struct ssusb_mtk *ssusb) * if support OTG, gadget driver will switch port0 to device mode */ ssusb_host_enable(ssusb); - - if (otg_sx->manual_drd_enabled) - ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); + ssusb_set_force_mode(ssusb, MTU3_DR_FORCE_HOST); /* if port0 supports dual-role, works as host mode by default */ ssusb_set_vbus(&ssusb->otg_switch, 1);