From nobody Fri Dec 19 17:15:18 2025 Received: from mail-io1-f47.google.com (mail-io1-f47.google.com [209.85.166.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 255B417F36B for ; Thu, 11 Apr 2024 15:35:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.47 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712849751; cv=none; b=al0jLqQeNKtdG0lvkdekInq7sms4x72FtaZGLSr45OWfKYsHaktLF0Rba/Qrmu4AxUsJ2tgiMlGeHPk+r/8l/0v2XraQkJb3pMnxI5ItMF2KEG3At8h+g+TQp25SAB204TSJc+q9kGJpldkD2f9bwVEvQDSHCqRlARlUlHrIw9s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712849751; c=relaxed/simple; bh=8CsQmi6ECG3WEyVFlzKKPArXbUAF18VIgC/ow/w19TQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=S+Q7zbzMzmoztus8DD1mTRSqGu1uEozVLTSD2rQjq8JzqC9/rgpM51S0EMLb8LciAC2HEfszfXH/KHzx5iCUjuZ3AbwA+1qtne1iqYnIFlcNTVU/Wx3exiBu68/jt536OKS9iwT7XxGL2lKlh68EdgyzK4cxaKI1QQBFgfNwiFw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=pass smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b=O7sEni3l; arc=none smtp.client-ip=209.85.166.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="O7sEni3l" Received: by mail-io1-f47.google.com with SMTP id ca18e2360f4ac-7d5ed700c2dso16152439f.0 for ; Thu, 11 Apr 2024 08:35:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1712849749; x=1713454549; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=sr138yPBoYRmU0mMQ0v7pdiShQVQtzPKpOmz3dkCeRc=; b=O7sEni3lIugjxyaD8WKjMqpq9iOnhk079ShrnsIa9Hp+WgGi7nILmdq6S7PiI5qtO6 ldnYpGHJPkl3boJVckohzglTKPKk5rNrW0gayEOYRxbZmZyeKc3edoe8nO8AIJo1uoVf 9d/LgQLbf02a7R75P+SWNtDdIJu5iwvlJNFqKhqtiZEjl3qDhvRStOHYb7eEZDhuF0cJ UPaH3Szp/fXfm9/9q/HsPxNYrRpIpQDJaPXa1CpN7rd4X26sSwV5VCn+50dEstneft5V 1Wln8Y1ZOH7HpYdmCQ1anQQjvrs6aluWAKhoycBYraSmKUc7EQnjeJVf+uaA3W+pwcwM qImA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712849749; x=1713454549; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=sr138yPBoYRmU0mMQ0v7pdiShQVQtzPKpOmz3dkCeRc=; b=holt4vEHWSnapaSv59EU8GEzEKuSvK7fMI29lNbGob5dug3APRHMY1l+NMb3APZNJt xsjtchOekNMqPkmXVRoB0AMcICYYB2r+eZIj33FJvDJuL5Mq1X2iJRDeXibA5sJn6LcS CtSgFVFdG3NYGdEl740jsS15Rmw1QGVKPzhrNOlCzFPXWr0rjjAS1TvCYMs0M+qXj6pq xB0j77rb1FSo1hHScuU+WC791EeuEADIzLtjyIdiKKYtE6bzkrcR8X0JQH/OBTAgNow2 xuEUDV/CG+6Fhi8FvBg7ElB3PfBcGXNFrBjT1FuJ5+tqdfKxJWMeHpK8WBsNKx+gkXFh th7g== X-Gm-Message-State: AOJu0YwUe1Vw++A9maC/CUYaKCGTMU/Zi+izoIBNrS3gXLsNGiTfy9yX pgeto/oBWTru3dEPiMT3xxEn0Y/fKydu/docyF7FVIMSzeoTVFlZ6sVz/uL2s/P/Mh/rVic2n/Y M X-Google-Smtp-Source: AGHT+IGn8Xc1vMYhe5ncYuCoNCLuQTTiKxh6YJCR8PhtRg1GiGPw35DqDqcpAo/2IbinqMs8u5PBjA== X-Received: by 2002:a05:6602:38d:b0:7d6:513b:254 with SMTP id f13-20020a056602038d00b007d6513b0254mr183266iov.2.1712849749057; Thu, 11 Apr 2024 08:35:49 -0700 (PDT) Received: from localhost.localdomain ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id jc25-20020a056638891900b0047f14b7f6c0sm457056jab.5.2024.04.11.08.35.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Apr 2024 08:35:47 -0700 (PDT) From: Jens Axboe To: linux-kernel@vger.kernel.org Cc: Jens Axboe Subject: [PATCH 148/437] drm: armada: convert to read/write iterators Date: Thu, 11 Apr 2024 09:14:48 -0600 Message-ID: <20240411153126.16201-149-axboe@kernel.dk> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240411153126.16201-1-axboe@kernel.dk> References: <20240411153126.16201-1-axboe@kernel.dk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Signed-off-by: Jens Axboe --- drivers/gpu/drm/armada/armada_debugfs.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/armada/armada_debugfs.c b/drivers/gpu/drm/arma= da/armada_debugfs.c index 29f4b52e3c8d..eaa0384a3bd4 100644 --- a/drivers/gpu/drm/armada/armada_debugfs.c +++ b/drivers/gpu/drm/armada/armada_debugfs.c @@ -48,22 +48,23 @@ static int armada_debugfs_crtc_reg_open(struct inode *i= node, struct file *file) inode->i_private); } =20 -static int armada_debugfs_crtc_reg_write(struct file *file, - const char __user *ptr, size_t len, loff_t *off) +static int armada_debugfs_crtc_reg_write(struct kiocb *iocb, + struct iov_iter *from) { + size_t len =3D iov_iter_count(from); struct armada_crtc *dcrtc; unsigned long reg, mask, val; char buf[32]; int ret; u32 v; =20 - if (*off !=3D 0) + if (iocb->ki_pos !=3D 0) return 0; =20 if (len > sizeof(buf) - 1) len =3D sizeof(buf) - 1; =20 - ret =3D strncpy_from_user(buf, ptr, len); + ret =3D strncpy_from_iter(from, ptr, len); if (ret < 0) return ret; buf[len] =3D '\0'; @@ -85,8 +86,8 @@ static int armada_debugfs_crtc_reg_write(struct file *fil= e, static const struct file_operations armada_debugfs_crtc_reg_fops =3D { .owner =3D THIS_MODULE, .open =3D armada_debugfs_crtc_reg_open, - .read =3D seq_read, - .write =3D armada_debugfs_crtc_reg_write, + .read_iter =3D seq_read_iter, + .write_iter =3D armada_debugfs_crtc_reg_write, .llseek =3D seq_lseek, .release =3D single_release, }; --=20 2.43.0