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Sun, 26 Jul 2020 23:20:33 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 27 Jul 2020 00:16:41 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 27 Jul 2020 15:16:40 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 27 Jul 2020 15:16:40 +0800 From: Chunfeng Yun To: Felipe Balbi , Greg Kroah-Hartman Subject: [PATCH 09/11] usb: mtu3: use MTU3_EP_WEDGE flag Date: Mon, 27 Jul 2020 15:14:58 +0800 Message-ID: <1595834101-13094-9-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1595834101-13094-1-git-send-email-chunfeng.yun@mediatek.com> References: <1595834101-13094-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: EFF8B65C2BEBEA93AB9EB46D70B799355C8CC2F7183539089AC3D6D51822F01C2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200727_032037_747164_4AA61BC8 X-CRM114-Status: GOOD ( 13.84 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eddie Hung , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Chunfeng Yun , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Use MTU3_EP_WEDGE flag instead of the member @wedged in mtu3_ep struct, then @wedged can be removed. Signed-off-by: Chunfeng Yun --- drivers/usb/mtu3/mtu3.h | 1 - drivers/usb/mtu3/mtu3_gadget.c | 9 ++++----- drivers/usb/mtu3/mtu3_gadget_ep0.c | 2 +- 3 files changed, 5 insertions(+), 7 deletions(-) diff --git a/drivers/usb/mtu3/mtu3.h b/drivers/usb/mtu3/mtu3.h index 8fd83bd..71f4f02 100644 --- a/drivers/usb/mtu3/mtu3.h +++ b/drivers/usb/mtu3/mtu3.h @@ -293,7 +293,6 @@ struct mtu3_ep { const struct usb_endpoint_descriptor *desc; int flags; - u8 wedged; }; struct mtu3_request { diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c index ef9fcd5..73a8536 100644 --- a/drivers/usb/mtu3/mtu3_gadget.c +++ b/drivers/usb/mtu3/mtu3_gadget.c @@ -190,8 +190,7 @@ static int mtu3_gadget_ep_enable(struct usb_ep *ep, if (ret) goto error; - mep->wedged = 0; - mep->flags |= MTU3_EP_ENABLED; + mep->flags = MTU3_EP_ENABLED; mtu->active_ep++; error: @@ -219,7 +218,7 @@ static int mtu3_gadget_ep_disable(struct usb_ep *ep) spin_lock_irqsave(&mtu->lock, flags); mtu3_ep_disable(mep); - mep->flags &= ~MTU3_EP_ENABLED; + mep->flags = 0; mtu->active_ep--; spin_unlock_irqrestore(&(mtu->lock), flags); @@ -389,7 +388,7 @@ static int mtu3_gadget_ep_set_halt(struct usb_ep *ep, int value) goto done; } } else { - mep->wedged = 0; + mep->flags &= ~MTU3_EP_WEDGE; } dev_dbg(mtu->dev, "%s %s stall\n", ep->name, value ? "set" : "clear"); @@ -408,7 +407,7 @@ static int mtu3_gadget_ep_set_wedge(struct usb_ep *ep) { struct mtu3_ep *mep = to_mtu3_ep(ep); - mep->wedged = 1; + mep->flags |= MTU3_EP_WEDGE; return usb_ep_set_halt(ep); } diff --git a/drivers/usb/mtu3/mtu3_gadget_ep0.c b/drivers/usb/mtu3/mtu3_gadget_ep0.c index 563a0a2..0ca4721 100644 --- a/drivers/usb/mtu3/mtu3_gadget_ep0.c +++ b/drivers/usb/mtu3/mtu3_gadget_ep0.c @@ -417,7 +417,7 @@ static int ep0_handle_feature(struct mtu3 *mtu, handled = 1; /* ignore request if endpoint is wedged */ - if (mep->wedged) + if (mep->flags & MTU3_EP_WEDGE) break; mtu3_ep_stall_set(mep, set);