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openwrt/target/linux/bcm27xx/patches-6.6/950-1330-media-i2c-ov5647-Add-V4L2_CID_LINK_FREQUENCY-control.patch
Álvaro Fernández Rojas 538a1d740c bcm27xx: update to latest RPi patches
The patches were generated from the RPi repo with the following command:
git format-patch v6.6.58..rpi-6.6.y

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2024-10-31 13:44:23 +01:00

112 lines
3.3 KiB
Diff

From 84ab77459e61c648299d32464127b89ca65de40a Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Tue, 15 Oct 2024 19:46:01 +0100
Subject: [PATCH 1330/1350] media: i2c: ov5647: Add V4L2_CID_LINK_FREQUENCY
control
The link frequency can vary between modes, so add it as a
control.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
drivers/media/i2c/ov5647.c | 25 ++++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
--- a/drivers/media/i2c/ov5647.c
+++ b/drivers/media/i2c/ov5647.c
@@ -97,6 +97,13 @@ static const char * const ov5647_supply_
#define OV5647_NUM_SUPPLIES ARRAY_SIZE(ov5647_supply_names)
+#define FREQ_INDEX_FULL 0
+#define FREQ_INDEX_VGA 1
+static const s64 ov5647_link_freqs[] = {
+ [FREQ_INDEX_FULL] = 218500000,
+ [FREQ_INDEX_VGA] = 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;
bool streaming;
};
@@ -377,6 +386,7 @@ static const struct ov5647_mode ov5647_m
.height = 1944
},
.pixel_rate = 87500000,
+ .link_freq_index = FREQ_INDEX_FULL,
.hts = 2844,
.vts = 0x7b0,
.reg_list = ov5647_2592x1944_10bpp,
@@ -398,6 +408,7 @@ static const struct ov5647_mode ov5647_m
.height = 1080,
},
.pixel_rate = 87500000,
+ .link_freq_index = FREQ_INDEX_FULL,
.hts = 2416,
.vts = 0x450,
.reg_list = ov5647_1080p30_10bpp,
@@ -419,6 +430,7 @@ static const struct ov5647_mode ov5647_m
.height = 1944,
},
.pixel_rate = 87500000,
+ .link_freq_index = FREQ_INDEX_FULL,
.hts = 1896,
.vts = 0x59b,
.reg_list = ov5647_2x2binned_10bpp,
@@ -440,6 +452,7 @@ static const struct ov5647_mode ov5647_m
.height = 1920,
},
.pixel_rate = 55000000,
+ .link_freq_index = FREQ_INDEX_VGA,
.hts = 1852,
.vts = 0x1f8,
.reg_list = ov5647_640x480_10bpp,
@@ -943,6 +956,8 @@ static int ov5647_set_pad_fmt(struct v4l
sensor->exposure->minimum,
exposure_max, sensor->exposure->step,
exposure_def);
+
+ __v4l2_ctrl_s_ctrl(sensor->link_freq, mode->link_freq_index);
}
*fmt = mode->format;
/* The code we pass back must reflect the current h/vflips. */
@@ -1248,7 +1263,7 @@ static int ov5647_init_controls(struct o
int hblank, exposure_max, exposure_def;
struct v4l2_fwnode_device_properties props;
- v4l2_ctrl_handler_init(&sensor->ctrls, 9);
+ v4l2_ctrl_handler_init(&sensor->ctrls, 10);
v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops,
V4L2_CID_AUTOGAIN, 0, 1, 1, 0);
@@ -1308,6 +1323,14 @@ static int ov5647_init_controls(struct o
if (sensor->vflip)
sensor->vflip->flags |= V4L2_CTRL_FLAG_MODIFY_LAYOUT;
+ sensor->link_freq =
+ 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 |= V4L2_CTRL_FLAG_READ_ONLY;
+
v4l2_fwnode_device_parse(dev, &props);
v4l2_ctrl_new_fwnode_properties(&sensor->ctrls, &ov5647_ctrl_ops,