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[188.217.59.229]) by smtp.gmail.com with ESMTPSA id cq12-20020a056402220c00b0055335e89ed8sm3532169edb.30.2023.12.20.00.56.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Dec 2023 00:56:16 -0800 (PST) From: Tommaso Merciai To: Cc: linuxfancy@googlegroups.com, laurent.pinchart@ideasonboard.com, martin.hecht@avnet.eu, tomm.merciai@gmail.com, Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 3/4] media: i2c: alvium: inline set_frame_interval into s_frame_interval Date: Wed, 20 Dec 2023 09:56:08 +0100 Message-Id: <20231220085609.2595732-4-tomm.merciai@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231220085609.2595732-1-tomm.merciai@gmail.com> References: <20231220085609.2595732-1-tomm.merciai@gmail.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Inline alvium_set_frame_interval() into alvium_s_frame_interval(). The alvium_set_frame_interval() is called once only, by alvium_s_frame_interval(). The latter is a thin wrapper around the former. Inline the function in its caller to make the code more readable. Signed-off-by: Tommaso Merciai --- Changes Since v1: - Now this commit is the 3/4 of the series - Fixed commit body as suggested by LPinchart drivers/media/i2c/alvium-csi2.c | 51 ++++++++++++--------------------- 1 file changed, 19 insertions(+), 32 deletions(-) diff --git a/drivers/media/i2c/alvium-csi2.c b/drivers/media/i2c/alvium-csi2.c index a9ff6cc97cff..b234d74454bf 100644 --- a/drivers/media/i2c/alvium-csi2.c +++ b/drivers/media/i2c/alvium-csi2.c @@ -1660,14 +1660,26 @@ static int alvium_g_frame_interval(struct v4l2_subdev *sd, return 0; } -static int alvium_set_frame_interval(struct alvium_dev *alvium, - struct v4l2_subdev_frame_interval *fi, - u64 *req_fr) +static int alvium_s_frame_interval(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_frame_interval *fi) { + struct alvium_dev *alvium = sd_to_alvium(sd); struct device *dev = &alvium->i2c_client->dev; + u64 req_fr = ALVIUM_DEFAULT_FR_HZ; u64 dft_fr, min_fr, max_fr; int ret; + /* + * FIXME: Implement support for V4L2_SUBDEV_FORMAT_TRY, using the V4L2 + * subdev active state API. + */ + if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE) + return -EINVAL; + + if (alvium->streaming) + return -EBUSY; + if (fi->interval.denominator == 0) return -EINVAL; @@ -1682,41 +1694,16 @@ static int alvium_set_frame_interval(struct alvium_dev *alvium, dev_dbg(dev, "fi->interval.denominator = %d\n", fi->interval.denominator); - *req_fr = (u64)((fi->interval.denominator * USEC_PER_SEC) / + req_fr = (u64)((fi->interval.denominator * USEC_PER_SEC) / fi->interval.numerator); - if (*req_fr >= max_fr && *req_fr <= min_fr) - *req_fr = dft_fr; + if (req_fr >= max_fr && req_fr <= min_fr) + req_fr = dft_fr; alvium->frame_interval.numerator = fi->interval.numerator; alvium->frame_interval.denominator = fi->interval.denominator; - return 0; -} - -static int alvium_s_frame_interval(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_frame_interval *fi) -{ - struct alvium_dev *alvium = sd_to_alvium(sd); - u64 req_fr = ALVIUM_DEFAULT_FR_HZ; - int ret; - - /* - * FIXME: Implement support for V4L2_SUBDEV_FORMAT_TRY, using the V4L2 - * subdev active state API. - */ - if (fi->which != V4L2_SUBDEV_FORMAT_ACTIVE) - return -EINVAL; - - if (alvium->streaming) - return -EBUSY; - - ret = alvium_set_frame_interval(alvium, fi, &req_fr); - if (!ret) - ret = alvium_set_frame_rate(alvium, req_fr); - - return ret; + return alvium_set_frame_rate(alvium, req_fr); } static int alvium_enum_mbus_code(struct v4l2_subdev *sd,