From patchwork Thu Sep 14 13:33:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 13385335 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 1D9FAEEAA43 for ; Thu, 14 Sep 2023 13:34:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239327AbjINNea (ORCPT ); Thu, 14 Sep 2023 09:34:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33612 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239336AbjINNeD (ORCPT ); Thu, 14 Sep 2023 09:34:03 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C3A942116; Thu, 14 Sep 2023 06:33:46 -0700 (PDT) Received: from benjamin-XPS-13-9310.. (unknown [IPv6:2a01:e0a:120:3210:36f2:37bd:ccbb:373f]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id 3C6BB6607352; Thu, 14 Sep 2023 14:33:45 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1694698425; bh=tAy3PWxSfQVkJIZXcTG5de+gZEZpPM2JZfwPqhWBibI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nEP/V+iuUOYi2MTo66Frdk0Pt2cXkpb1dzgT0U/dICA49ehjlCHAL7XpJzJMUcER/ rRD9qTOr7d8zx9+87VOeV47F+p2+Mh2xAp0QYnU2P6Tzjxz3HzCKIn8IXhs3MD6u8A Zk8FuXkREfZYyZBGgnIIjQg9hggy1s4IobL5sPVr8VY05PSd4HLGewUJ+T7iMvh56+ AUyiqobkuW3713EX0SXbTziy7FZpI4k5OEEweycYS4kJIlLscF6xv+oab1j0J7Mxt6 9/7+O8+4LiS34ChguqJkCN8U4ZIvLGTr39lzr/c7vFNv9JAXTi4XVxUaSH4ezG3uaP 7pXpfUBhFGyhg== From: Benjamin Gaignard To: mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de, gregkh@linuxfoundation.org, hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v7 27/49] media: pci: tw686x: Stop direct calls to queue num_buffers field Date: Thu, 14 Sep 2023 15:33:01 +0200 Message-Id: <20230914133323.198857-28-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230914133323.198857-1-benjamin.gaignard@collabora.com> References: <20230914133323.198857-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Use vb2_get_num_buffers() to avoid using queue num_buffer field directly. Signed-off-by: Benjamin Gaignard --- drivers/media/pci/tw686x/tw686x-video.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/media/pci/tw686x/tw686x-video.c b/drivers/media/pci/tw686x/tw686x-video.c index 3ebf7a2c95f0..6bc6d143d18c 100644 --- a/drivers/media/pci/tw686x/tw686x-video.c +++ b/drivers/media/pci/tw686x/tw686x-video.c @@ -423,6 +423,7 @@ static int tw686x_queue_setup(struct vb2_queue *vq, unsigned int sizes[], struct device *alloc_devs[]) { struct tw686x_video_channel *vc = vb2_get_drv_priv(vq); + unsigned int q_num_bufs = vb2_get_num_buffers(vq); unsigned int szimage = (vc->width * vc->height * vc->format->depth) >> 3; @@ -430,8 +431,8 @@ static int tw686x_queue_setup(struct vb2_queue *vq, * Let's request at least three buffers: two for the * DMA engine and one for userspace. */ - if (vq->num_buffers + *nbuffers < 3) - *nbuffers = 3 - vq->num_buffers; + if (q_num_bufs + *nbuffers < 3) + *nbuffers = 3 - q_num_bufs; if (*nplanes) { if (*nplanes != 1 || sizes[0] < szimage)