From nobody Tue Feb 10 13:36:35 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6635F2C0293; Tue, 28 Oct 2025 07:29:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761636547; cv=none; b=N8KlCFENGu4rLkj72d5EOjBSRalYG7vkZUUTMNdlUHCN2MsmFKQXjoNgYn5qExEGE54P9cC+9dSC+myVH+c9FBtUEYwRDhxnLBpBCvWkTMPhQHRd+V7mfBzififI7Zyg21zkdaLOhUlvxi+iZsFopuYnUtrH3PZbinWFjo2JePQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761636547; c=relaxed/simple; bh=hvfA4Ah59qm/v8O8K2KW1GDfsB5vN1xxLwWQ74787r0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=FjKGxIu10HrVuLO23UDR5uxzvLArAik4rb+uT/AxshfdfUXZBnvL6K5bElSCSv46M8o3TG28iXHNtVAxFo/O06fNbhJBX8/8GkvG+xvXymcWZ/MxAwxv7FByFpCjwUt8bQpQZmua/+NkfQD2u6TChrQEu3j1modJQXRYyqQcebw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=T3AJvbia; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="T3AJvbia" Received: from mail.ideasonboard.com (unknown [IPv6:2401:4900:1c69:314e:ee86:ae6e:30:9d13]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 5A48616CD; Tue, 28 Oct 2025 08:27:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1761636436; bh=hvfA4Ah59qm/v8O8K2KW1GDfsB5vN1xxLwWQ74787r0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=T3AJvbiaG5sBLaw9ULddFdbsD8MjN7OolTKZw0pp5A7rISY4MjCWdD/Kdh5oowpt2 xwWg50+PGWixPy1VAqA8N9wqp2Cj8P3sOVYQsN8tDhUo5XOz+uwgIedW+Uewm9+Ws2 HTONtSHFba/G2h73g7MVlPLKngqkFxuDUxaXx9m0= From: Jai Luthra Date: Tue, 28 Oct 2025 12:57:24 +0530 Subject: [PATCH 13/13] media: i2c: ov5647: Add V4L2_CID_LINK_FREQUENCY control Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251028-b4-rpi-ov5647-v1-13-098413454f5e@ideasonboard.com> References: <20251028-b4-rpi-ov5647-v1-0-098413454f5e@ideasonboard.com> In-Reply-To: <20251028-b4-rpi-ov5647-v1-0-098413454f5e@ideasonboard.com> To: Sakari Ailus , Dave Stevenson , Jacopo Mondi , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Mauro Carvalho Chehab , Kieran Bingham , David Plowman , Laurent Pinchart , Peter Robinson , Stefan Wahren , "Ivan T. Ivanov" , Jai Luthra X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3673; i=jai.luthra@ideasonboard.com; h=from:subject:message-id; bh=52a32CqFPvBiwD5Owyt1AoUV8v1FmZr4CihFE6NrvFo=; b=owEBbQKS/ZANAwAKAUPekfkkmnFFAcsmYgBpAHB2YkPCA9SBw0Ha5S8iuboMj/AaSQmas5Bgz IeQMHLWctKJAjMEAAEKAB0WIQRN4NgY5dV16NRar8VD3pH5JJpxRQUCaQBwdgAKCRBD3pH5JJpx Re8qEADLonQ4dc68GpOKoazvhDQtjkLug5grwuIg0qbcey+qYhdqqHTSSVUqJF/8DeywQQ8Q6+Y KYnJZVe6WjO61hfRhPRWfO6lhHUSzdkGqyIBPFDNht4V5i+QApuuW7uDy1bQlr8PRaahi0W17O6 Mg8Y/8qpoARS3YFhPhXhR2/zaXk/Et+RZO0JxUp57H3/RSLGStYCVie76jhBKVScfu/el0ZJdBv eJzevAYX2Agod7IsrpT6YuYIECorSgs5jTULD6bF/UZOJ5ydsEBlp5PaM5NgZRwt7I5fcJZtjXb 7Zt0JxZkoBoBaomHUhFQRlbo5iEP3fOAhlYh7YomO0MRisFR2E2q1d1QFKbHT1A8gRlIMnDjko+ EgtCj24+XfBrjAE+DKBRAjp3yBEIz6RdaGHigbDfhIGqE+RHSSaHQzk01SlJd6tH0LHQHZvUsVZ uwOGPZyzDlLw2HtE6Hd4+a5ZmGlrUQCGjSwLR575TOZDomPBESwP0cmg7RukPJ9DuLZl21JQKYa sfMh8yWyylP/+6T8nt9lOWDbw1b5cx+pcmoPCu7+WrWKgjJZNeZpdMcPaTTA9g2RodcHBWcaQ2V dkFt7R1LGJHQ3yQP5bvhQ+OHukhLA7v2uG7GH6N/Q/+4O0NYRVYb3akqEckMpAIY3nK4e/NknFa lBAeBiQHMxHDcUw== X-Developer-Key: i=jai.luthra@ideasonboard.com; a=openpgp; fpr=4DE0D818E5D575E8D45AAFC543DE91F9249A7145 From: Dave Stevenson The link frequency can vary between modes, so add it as a control. Signed-off-by: Dave Stevenson Signed-off-by: Jai Luthra --- drivers/media/i2c/ov5647.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov5647.c b/drivers/media/i2c/ov5647.c index be0b96c4372ae0c6d8fc57280b195d6069dd7019..dea978305c3c868819780f7f631= b225f4c1e7756 100644 --- a/drivers/media/i2c/ov5647.c +++ b/drivers/media/i2c/ov5647.c @@ -97,6 +97,13 @@ static const char * const ov5647_supply_names[] =3D { =20 #define OV5647_NUM_SUPPLIES ARRAY_SIZE(ov5647_supply_names) =20 +#define FREQ_INDEX_FULL 0 +#define FREQ_INDEX_VGA 1 +static const s64 ov5647_link_freqs[] =3D { + [FREQ_INDEX_FULL] =3D 218500000, + [FREQ_INDEX_VGA] =3D 208333000, +}; + struct regval_list { u16 addr; u8 data; @@ -106,6 +113,7 @@ struct ov5647_mode { struct v4l2_mbus_framefmt format; struct v4l2_rect crop; u64 pixel_rate; + unsigned int link_freq_index; int hts; int vts; const struct regval_list *reg_list; @@ -128,6 +136,7 @@ struct ov5647 { struct v4l2_ctrl *exposure; struct v4l2_ctrl *hflip; struct v4l2_ctrl *vflip; + struct v4l2_ctrl *link_freq; }; =20 static inline struct ov5647 *to_sensor(struct v4l2_subdev *sd) @@ -376,6 +385,7 @@ static const struct ov5647_mode ov5647_modes[] =3D { .height =3D 1944 }, .pixel_rate =3D 87500000, + .link_freq_index =3D FREQ_INDEX_FULL, .hts =3D 2844, .vts =3D 0x7b0, .reg_list =3D ov5647_2592x1944_10bpp, @@ -397,6 +407,7 @@ static const struct ov5647_mode ov5647_modes[] =3D { .height =3D 1080, }, .pixel_rate =3D 87500000, + .link_freq_index =3D FREQ_INDEX_FULL, .hts =3D 2416, .vts =3D 0x450, .reg_list =3D ov5647_1080p30_10bpp, @@ -418,6 +429,7 @@ static const struct ov5647_mode ov5647_modes[] =3D { .height =3D 1944, }, .pixel_rate =3D 87500000, + .link_freq_index =3D FREQ_INDEX_FULL, .hts =3D 1896, .vts =3D 0x59b, .reg_list =3D ov5647_2x2binned_10bpp, @@ -439,6 +451,7 @@ static const struct ov5647_mode ov5647_modes[] =3D { .height =3D 1920, }, .pixel_rate =3D 55000000, + .link_freq_index =3D FREQ_INDEX_VGA, .hts =3D 1852, .vts =3D 0x1f8, .reg_list =3D ov5647_640x480_10bpp, @@ -925,6 +938,8 @@ static int ov5647_set_pad_fmt(struct v4l2_subdev *sd, sensor->exposure->minimum, exposure_max, sensor->exposure->step, exposure_def); + + __v4l2_ctrl_s_ctrl(sensor->link_freq, mode->link_freq_index); } *fmt =3D mode->format; /* The code we pass back must reflect the current h/vflips. */ @@ -1230,7 +1245,7 @@ static int ov5647_init_controls(struct ov5647 *sensor= , struct device *dev) int hblank, exposure_max, exposure_def; struct v4l2_fwnode_device_properties props; =20 - v4l2_ctrl_handler_init(&sensor->ctrls, 9); + v4l2_ctrl_handler_init(&sensor->ctrls, 10); =20 v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, V4L2_CID_AUTOGAIN, 0, 1, 1, 0); @@ -1290,6 +1305,14 @@ static int ov5647_init_controls(struct ov5647 *senso= r, struct device *dev) if (sensor->vflip) sensor->vflip->flags |=3D V4L2_CTRL_FLAG_MODIFY_LAYOUT; =20 + sensor->link_freq =3D + v4l2_ctrl_new_int_menu(&sensor->ctrls, &ov5647_ctrl_ops, + V4L2_CID_LINK_FREQ, + ARRAY_SIZE(ov5647_link_freqs) - 1, 0, + ov5647_link_freqs); + if (sensor->link_freq) + sensor->link_freq->flags |=3D V4L2_CTRL_FLAG_READ_ONLY; + v4l2_fwnode_device_parse(dev, &props); =20 v4l2_ctrl_new_fwnode_properties(&sensor->ctrls, &ov5647_ctrl_ops, --=20 2.51.0