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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 3099A660733B; Thu, 19 Oct 2023 13:52:44 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1697719964; bh=QC82AXVc6xizeIJsB4Zdjgq5ICrOlS6NNBj04+AQSGQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=nzQY/3yHzKSqzUJ/818B/ENYDwEWXb655pNJKShse15WkbIBah45tDltRimhXDOXF FFioq7uxFmA0d6hPu9kCRES+odyRSa5DYsBqZTgfx9Di8kv9CuQd7GHdDzWfpLv4r1 yBrxjpXxhTBtwv2ADBTWvM/zhsKq14hELbsLn9dQ+G8030syc88oa/huHOH8T3O7Eq 6B9ESm9mdABUvtWaNw0vZoitj56FLQBeR8R/i2JBNFCzOyEKAizyyl/1zNoItuLMEm aeZf/AIzspP8ZOuxl1UM/8ERHd3GpdpiYxReKsHVsELRgbSTrJty2EGggxtswHr+k3 cUMcw8VBxTscQ== 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 , Matt Ranostay Subject: [PATCH v13 26/56] media: i2c: video-i2c: Stop direct calls to queue num_buffers field Date: Thu, 19 Oct 2023 14:51:52 +0200 Message-Id: <20231019125222.21370-27-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 howler.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 (howler.vger.email [0.0.0.0]); Thu, 19 Oct 2023 05:55:27 -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: Matt Ranostay --- drivers/media/i2c/video-i2c.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/media/i2c/video-i2c.c b/drivers/media/i2c/video-i2c.c index 178bd06cc2ed..ebf2ac98a068 100644 --- a/drivers/media/i2c/video-i2c.c +++ b/drivers/media/i2c/video-i2c.c @@ -405,9 +405,10 @@ static int queue_setup(struct vb2_queue *vq, { struct video_i2c_data *data = vb2_get_drv_priv(vq); unsigned int size = data->chip->buffer_size; + unsigned int q_num_bufs = vb2_get_num_buffers(vq); - if (vq->num_buffers + *nbuffers < 2) - *nbuffers = 2; + if (q_num_bufs + *nbuffers < 2) + *nbuffers = 2 - q_num_bufs; if (*nplanes) return sizes[0] < size ? -EINVAL : 0; -- 2.39.2