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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>,
	Sergei Shtylyov <sergei.shtylyov@gmail.com>
Subject: [PATCH v3 7/7] usb: gadget: remove unnecessary AND operation when get ep maxp
Date: Fri, 13 Aug 2021 14:30:53 +0800	[thread overview]
Message-ID: <1628836253-7432-7-git-send-email-chunfeng.yun@mediatek.com> (raw)
In-Reply-To: <1628836253-7432-1-git-send-email-chunfeng.yun@mediatek.com>

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

Acked-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
v3: fix typo suggested by Sergei
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


      parent reply	other threads:[~2021-08-13  6:32 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13  6:30 [PATCH v3 1/7] usb: mtu3: restore HS function when set SS/SSP Chunfeng Yun
2021-08-13  6:30 ` [PATCH v3 2/7] usb: mtu3: use @mult for HS isoc or intr Chunfeng Yun
2021-08-13  6:30 ` [PATCH v3 3/7] usb: mtu3: fix the wrong HS mult value Chunfeng Yun
2021-08-13  6:30 ` [PATCH v3 4/7] usb: cdnsp: fix the wrong mult value for HS isoc or intr Chunfeng Yun
2021-08-13  6:30 ` [PATCH v3 5/7] usb: gadget: tegra-xudc: " Chunfeng Yun
2021-08-13  6:30 ` [PATCH v3 6/7] usb: gadget: bdc: remove unnecessary AND operation when get ep maxp Chunfeng Yun
2021-08-15  7:24   ` Florian Fainelli
2021-08-13  6:30 ` Chunfeng Yun [this message]

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