Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Chunfeng Yun <chunfeng.yun@mediatek.com>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Felipe Balbi <balbi@kernel.org>
CC:     Pawel Laszczak <pawell@cadence.com>,
        Al Cooper <alcooperx@gmail.com>,
        Thierry Reding <thierry.reding@gmail.com>,
        Jonathan Hunter <jonathanh@nvidia.com>,
        Chunfeng Yun <chunfeng.yun@mediatek.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
        Yang Yingliang <yangyingliang@huawei.com>,
        Rikard Falkeborn <rikard.falkeborn@gmail.com>,
        <linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
        <bcm-kernel-feedback-list@broadcom.com>,
        <linux-tegra@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-mediatek@lists.infradead.org>,
        Eddie Hung <eddie.hung@mediatek.com>
Subject: [PATCH v2 7/7] usb: gadget: remove unnecessary AND operation when get ep maxp
Date:   Thu, 12 Aug 2021 21:18:03 +0800
Message-ID: <1628774283-475-7-git-send-email-chunfeng.yun@mediatek.com>
In-Reply-To: <1628774283-475-1-git-send-email-chunfeng.yun@mediatek.com>
References: <1628774283-475-1-git-send-email-chunfeng.yun@mediatek.com>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

usb_endpoint_maxp() already returns actual max packet size, no need
AND 0x7ff.

Acked-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
v2: add acked-by felipe
---
 include/linux/usb/gadget.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 75c7538e350a..f181c84310b6 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -491,7 +491,7 @@ extern char *usb_get_gadget_udc_name(void);
  */
 static inline size_t usb_ep_align(struct usb_ep *ep, size_t len)
 {
-	int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc) & 0x7ff;
+	int max_packet_size = (size_t)usb_endpoint_maxp(ep->desc);
 
 	return round_up(len, max_packet_size);
 }
-- 
2.18.0