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(unknown [IPv6:2a01:e0a:120:3210:ccea:1fb5:34eb:239b]) (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 A87896607369; Thu, 19 Oct 2023 13:52:43 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1697719964; bh=ABio7Fn7k/+8wlqN/VSwa9bzp38ffNKUWzBFOmL8pwM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eIcbAZEEyREsB/G8CujddavZeznK/65VXH6yM5u8eZGWBVW2qiiwbprBcu5YvxOhq lGBFC/hFq4ufPkEsOgR47R9WL+iKwFF+2kglqEYdMLUnRucTuNrO3znrUCq0LvtQJo 3+oxn6UX2nGpsZkxr2D34lq+BrBEGD9mOjaniK12flQIqrDPD7xApRJ+yKbMbM+HDC wlbJ7FdnngQsbFkwYpq560G2NsT5LdNukd2I5FqI0iRVB5sGZMbqS/NAG1gFCFopsc 48vBxCYdLC3Tsvzna0yg6cCIfYKWF1ybCv/uskTQ983scM0csm/iIETeoPodgAlx5M v6UKMjMsrHzaQ== 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 , Fabrizio Castro Subject: [PATCH v13 25/56] media: pci: tw68: Stop direct calls to queue num_buffers field Date: Thu, 19 Oct 2023 14:51:51 +0200 Message-Id: <20231019125222.21370-26-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231019125222.21370-1-benjamin.gaignard@collabora.com> References: <20231019125222.21370-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Thu, 19 Oct 2023 05:55:11 -0700 (PDT) Use vb2_get_num_buffers() to avoid using queue num_buffers field directly. This allows us to change how the number of buffers is computed in the future. Signed-off-by: Benjamin Gaignard CC: Fabrizio Castro --- drivers/media/pci/tw68/tw68-video.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/pci/tw68/tw68-video.c b/drivers/media/pci/tw68/tw68-video.c index 773a18702d36..35296c226019 100644 --- a/drivers/media/pci/tw68/tw68-video.c +++ b/drivers/media/pci/tw68/tw68-video.c @@ -360,13 +360,13 @@ static int tw68_queue_setup(struct vb2_queue *q, unsigned int sizes[], struct device *alloc_devs[]) { struct tw68_dev *dev = vb2_get_drv_priv(q); - unsigned tot_bufs = q->num_buffers + *num_buffers; + unsigned tot_bufs = vb2_get_num_buffers(q) + *num_buffers; unsigned size = (dev->fmt->depth * dev->width * dev->height) >> 3; if (tot_bufs < 2) tot_bufs = 2; tot_bufs = tw68_buffer_count(size, tot_bufs); - *num_buffers = tot_bufs - q->num_buffers; + *num_buffers = tot_bufs - vb2_get_num_buffers(q); /* * We allow create_bufs, but only if the sizeimage is >= as the * current sizeimage. The tw68_buffer_count calculation becomes quite -- 2.39.2