From patchwork Fri May 19 21:16:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Helge Deller X-Patchwork-Id: 13248842 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80F82C7EE23 for ; Fri, 19 May 2023 21:16:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229586AbjESVQd (ORCPT ); Fri, 19 May 2023 17:16:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47114 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229579AbjESVQc (ORCPT ); Fri, 19 May 2023 17:16:32 -0400 Received: from mout.gmx.net (mout.gmx.net [212.227.15.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 708B790 for ; Fri, 19 May 2023 14:16:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.de; s=s31663417; t=1684530986; i=deller@gmx.de; bh=BMEKab9yz0yeM4E0mNkWw+xqUCHMJoNRwkVvL7pxYGw=; h=X-UI-Sender-Class:From:To:Subject:Date; b=adcoW9+xkJTwpckuSEKkxQN1M71fxIMMY72DelJO7x311utuR8JNo0KIeWamxHtLw 92T12IvFdWFjNzIabq37Sl0CMf/qiTChccehxVK5MNOLkQvpywuxepAVfEnUA0DclJ 0DUfwu0Ocxk0W5OpWMmL/hVe3tTyo3TX2eJIGmBmO3Kf8Y349tUMgqAn66aHd3c1G3 l28Pd+h3v5OAfLQuoGEJnWTkl47KWfMReORGWxb11Tvk+61pu6Wlu/JHSBK7U+yqDZ 2n5Reo2IxIZCFf9wtk86x+/I6lrfSkUsKK5xu8uhnQEOBJMGRrD2NpobR+sf3uLWf7 kfW+XmVmkny2w== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from ls3530.fritz.box ([94.134.152.232]) by mail.gmx.net (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MZktZ-1pc6QP2wq7-00Wm7w; Fri, 19 May 2023 23:16:26 +0200 From: Helge Deller To: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, stern@rowland.harvard.edu Subject: [PATCH] fbdev: udlfb: Use usb_control_msg_send() Date: Fri, 19 May 2023 23:16:25 +0200 Message-Id: <20230519211625.1072966-1-deller@gmx.de> X-Mailer: git-send-email 2.40.0 MIME-Version: 1.0 X-Provags-ID: V03:K1:tAhqK71osU+i6Vty4ISHc52tD1C1pbNk0zfiwwYZlIAEeJZeIoG hj9/QBxCeop0yag3/ZV1sKwr87iFknPEbqs8gkSftfYJsJnQoDzetQzYrxibPBICUnLo3xr 6Q78jhUFh/VjynbauhIH0a4S9Gh5Iq1VoVxCSOE7eNv21qrccQxVSkZU7WmfU7K/y3bhIhu vTDaL1aZP87BfMCIdkiFQ== UI-OutboundReport: notjunk:1;M01:P0:7BEwqcsgxo0=;nAeDDHyrZncEvBYIDGh/ShBEhy6 bHds20clZIWnC2l32NsFDn6x4RpY/7n2DOUx0mHkpWry/PK1hNQ1N09hfldHG2lSBAxSJGc3A CorH5PInOou+jAeNcFvI6J4g9kpJI3u8dc7LLngsseUov8g6SemDYl6Ottmoe9EHywSXd0Ws3 0ZuzNrwPAwwv8yCRVlhfIrq8L2RykWn77TCinrehj1YHY2kqVl0Yv8twbwZR8qeF7yI6QriJc xe0dlnZdY3rqSfA7fRqZpwqILWFryqrIggedEYWc9yFT23iFl0ZLWTqMo9rHcAoFy0/TgXffJ S033mxrlMb1WI/ouzb0v5i94byogi/17tkeDhAFNPaE7Xyl3G1mpWWIfRoBLQSm2Z3CEOQyZD BszKPguelBpD79aEopGhCjqwhXV7ceYgmw31DWpwh1zQvyWw8G1Azlzw39S+ynYzEqO51PAE2 4QUndH6989tGMPXFIUPpyJQDng+ZSvlLnSYl/6svjd33XRSYZlYPhJOg7pAdxfwCtQotvolV2 vbHIrs/58ZVeL6M8VeE+XIa18PObKs8KNOuFOF61mjziqxf6NFnKg06cfhyVCHYDCroFJ0vvz XQ//Ofu3H4IGASND4IA5hEjeYLtTmq9HP0JQwk90SgC05ZD14wBbPNIhll+2Rtv+YpSmHQMO4 TSNEUP+0rZ66Vm7rx39cKy0tQe3wrYfcuf/vucMJentinTb5a+TMV44F4j1+pO8Ja5SBrtRZq z25iaXg0JSIrBfk/6EUMgjLVvOsOqZOqN/gqAGOFIQCNBTlEWtMWFhWv/jvawG5eHPkIHNCPx +8vcYPQzd0JTjEGcCqr9IENUcruFxQj8JnrkS4igzCW68qxi/2QER9tk03ItK0JFz7RPjEAlu uIuiAT26vVIgbB7uS8OkRypbQIKclbDcV7g1IiIrLF3Xku2zfa4+KwwE1yvfgN5VwKw6f6Z0b 2HmGHw== Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Use the newly introduced usb_control_msg_send() instead of usb_control_msg() when selecting the channel. Signed-off-by: Helge Deller Reviewed-by: Alan Stern --- drivers/video/fbdev/udlfb.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) -- 2.40.0 diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index 256d9b61f4ea..dabc30a09f96 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -1543,24 +1543,16 @@ static const struct device_attribute fb_device_attrs[] = { static int dlfb_select_std_channel(struct dlfb_data *dlfb) { int ret; - void *buf; static const u8 set_def_chn[] = { 0x57, 0xCD, 0xDC, 0xA7, 0x1C, 0x88, 0x5E, 0x15, 0x60, 0xFE, 0xC6, 0x97, 0x16, 0x3D, 0x47, 0xF2 }; - buf = kmemdup(set_def_chn, sizeof(set_def_chn), GFP_KERNEL); - - if (!buf) - return -ENOMEM; - - ret = usb_control_msg(dlfb->udev, usb_sndctrlpipe(dlfb->udev, 0), - NR_USB_REQUEST_CHANNEL, + ret = usb_control_msg_send(dlfb->udev, 0, NR_USB_REQUEST_CHANNEL, (USB_DIR_OUT | USB_TYPE_VENDOR), 0, 0, - buf, sizeof(set_def_chn), USB_CTRL_SET_TIMEOUT); - - kfree(buf); + &set_def_chn, sizeof(set_def_chn), USB_CTRL_SET_TIMEOUT, + GFP_KERNEL); return ret; }