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openwrt/target/linux/bcm27xx/patches-6.1/950-0611-media-i2c-imx290-Reset-to-upstream.patch
Álvaro Fernández Rojas 793f8ab62c bcm27xx: 6.1: add kernel patches 
Add kernel patches for version 6.1.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2023-06-09 19:12:30 +02:00

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28 KiB
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From da0ac2bb7f9ce7ab8657ccd20d704a16a9cc61c0 Mon Sep 17 00:00:00 2001
From: Dave Stevenson <dave.stevenson@raspberrypi.com>
Date: Thu, 24 Nov 2022 18:09:07 +0000
Subject: [PATCH] media: i2c: imx290: Reset to upstream.
For backporting a load of upstream commits, reset to upstream first.
Downstream patches then need to be regenerated and applied.
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
---
drivers/media/i2c/imx290.c | 621 ++++++++-----------------------------
1 file changed, 133 insertions(+), 488 deletions(-)
--- a/drivers/media/i2c/imx290.c
+++ b/drivers/media/i2c/imx290.c
@@ -1,16 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Sony IMX462 / IMX290 / IMX327 CMOS Image Sensor Driver
- *
- * The IMX462, IMX290,and IMX327 are very similar 1920x1080 1/2.8 CMOS image
- * sensors.
- * IMX327 can support up to 60fps with 10 or 12bit readout.
- * IMX290 adds support for 120fps, but only 10bit and when connected over 4
- * CSI-2 lanes.
- * IMX462 adds support for 120fps in both 10 and 12bit readout modes.
- *
- * The modules don't appear to have a mechanism to identify whether the mono or
- * colour variant is connected, therefore it is done via compatible string.
+ * Sony IMX290 CMOS Image Sensor Driver
*
* Copyright (C) 2019 FRAMOS GmbH.
*
@@ -23,7 +13,6 @@
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/module.h>
-#include <linux/of_device.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
@@ -33,28 +22,15 @@
#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>
-enum imx290_clk_index {
- CLK_37_125,
- CLK_74_25,
-};
-
#define IMX290_STANDBY 0x3000
#define IMX290_REGHOLD 0x3001
#define IMX290_XMSTA 0x3002
-#define IMX290_FLIP_WINMODE 0x3007
#define IMX290_FR_FDG_SEL 0x3009
#define IMX290_BLKLEVEL_LOW 0x300a
#define IMX290_BLKLEVEL_HIGH 0x300b
#define IMX290_GAIN 0x3014
-#define IMX290_VMAX_LOW 0x3018
-#define IMX290_VMAX_MAX 0x3fff
#define IMX290_HMAX_LOW 0x301c
#define IMX290_HMAX_HIGH 0x301d
-#define IMX290_HMAX_MAX 0xffff
-
-#define IMX290_EXPOSURE_MIN 1
-#define IMX290_EXPOSURE_STEP 1
-#define IMX290_EXPOSURE_LOW 0x3020
#define IMX290_PGCTRL 0x308c
#define IMX290_PHY_LANE_NUM 0x3407
#define IMX290_CSI_LANE_MODE 0x3443
@@ -63,13 +39,6 @@ enum imx290_clk_index {
#define IMX290_PGCTRL_THRU BIT(1)
#define IMX290_PGCTRL_MODE(n) ((n) << 4)
-#define IMX290_NATIVE_WIDTH 1945U
-#define IMX290_NATIVE_HEIGHT 1109U
-#define IMX290_PIXEL_ARRAY_LEFT 4U
-#define IMX290_PIXEL_ARRAY_TOP 12U
-#define IMX290_PIXEL_ARRAY_WIDTH 1937U
-#define IMX290_PIXEL_ARRAY_HEIGHT 1097U
-
static const char * const imx290_supply_name[] = {
"vdda",
"vddd",
@@ -87,31 +56,19 @@ struct imx290_mode {
u32 width;
u32 height;
u32 hmax;
- u32 vmax;
u8 link_freq_index;
- struct v4l2_rect crop;
-
- const struct imx290_regval *mode_data;
- u32 mode_data_size;
- const struct imx290_regval *lane_data;
- u32 lane_data_size;
-
- /* Clock setup can vary. Index as enum imx290_clk_index */
- const struct imx290_regval *clk_data[2];
- u32 clk_size;
+ const struct imx290_regval *data;
+ u32 data_size;
};
struct imx290 {
struct device *dev;
struct clk *xclk;
- u32 xclk_freq;
struct regmap *regmap;
u8 nlanes;
u8 bpp;
- const struct imx290_pixfmt *formats;
-
struct v4l2_subdev sd;
struct media_pad pad;
struct v4l2_mbus_framefmt current_format;
@@ -123,11 +80,6 @@ struct imx290 {
struct v4l2_ctrl_handler ctrls;
struct v4l2_ctrl *link_freq;
struct v4l2_ctrl *pixel_rate;
- struct v4l2_ctrl *hblank;
- struct v4l2_ctrl *vblank;
- struct v4l2_ctrl *hflip;
- struct v4l2_ctrl *vflip;
- struct v4l2_ctrl *exposure;
struct mutex lock;
};
@@ -137,18 +89,11 @@ struct imx290_pixfmt {
u8 bpp;
};
-#define IMX290_NUM_FORMATS 2
-
-static const struct imx290_pixfmt imx290_colour_formats[IMX290_NUM_FORMATS] = {
+static const struct imx290_pixfmt imx290_formats[] = {
{ MEDIA_BUS_FMT_SRGGB10_1X10, 10 },
{ MEDIA_BUS_FMT_SRGGB12_1X12, 12 },
};
-static const struct imx290_pixfmt imx290_mono_formats[IMX290_NUM_FORMATS] = {
- { MEDIA_BUS_FMT_Y10_1X10, 10 },
- { MEDIA_BUS_FMT_Y12_1X12, 12 },
-};
-
static const struct regmap_config imx290_regmap_config = {
.reg_bits = 16,
.val_bits = 8,
@@ -168,7 +113,11 @@ static const char * const imx290_test_pa
static const struct imx290_regval imx290_global_init_settings[] = {
{ 0x3007, 0x00 },
+ { 0x3018, 0x65 },
+ { 0x3019, 0x04 },
{ 0x301a, 0x00 },
+ { 0x3444, 0x20 },
+ { 0x3445, 0x25 },
{ 0x303a, 0x0c },
{ 0x3040, 0x00 },
{ 0x3041, 0x00 },
@@ -222,33 +171,8 @@ static const struct imx290_regval imx290
{ 0x33b3, 0x04 },
};
-static const struct imx290_regval imx290_37_125mhz_clock_1080p[] = {
- { 0x305c, 0x18 },
- { 0x305d, 0x03 },
- { 0x305e, 0x20 },
- { 0x305f, 0x01 },
- { 0x315e, 0x1a },
- { 0x3164, 0x1a },
- { 0x3444, 0x20 },
- { 0x3445, 0x25 },
- { 0x3480, 0x49 },
-};
-
-static const struct imx290_regval imx290_74_250mhz_clock_1080p[] = {
- { 0x305c, 0x0c },
- { 0x305d, 0x03 },
- { 0x305e, 0x10 },
- { 0x305f, 0x01 },
- { 0x315e, 0x1b },
- { 0x3164, 0x1b },
- { 0x3444, 0x40 },
- { 0x3445, 0x4a },
- { 0x3480, 0x92 },
-};
-
-static const struct imx290_regval imx290_1080p_common_settings[] = {
+static const struct imx290_regval imx290_1080p_settings[] = {
/* mode settings */
- { IMX290_FR_FDG_SEL, 0x01 },
{ 0x3007, 0x00 },
{ 0x303a, 0x0c },
{ 0x3414, 0x0a },
@@ -258,36 +182,15 @@ static const struct imx290_regval imx290
{ 0x3419, 0x04 },
{ 0x3012, 0x64 },
{ 0x3013, 0x00 },
-};
-
-static const struct imx290_regval imx290_1080p_2lane_settings[] = {
- { 0x3405, 0x00 },
+ { 0x305c, 0x18 },
+ { 0x305d, 0x03 },
+ { 0x305e, 0x20 },
+ { 0x305f, 0x01 },
+ { 0x315e, 0x1a },
+ { 0x3164, 0x1a },
+ { 0x3480, 0x49 },
/* data rate settings */
- { IMX290_PHY_LANE_NUM, 0x01 },
- { IMX290_CSI_LANE_MODE, 0x01 },
- { 0x3446, 0x77 },
- { 0x3447, 0x00 },
- { 0x3448, 0x67 },
- { 0x3449, 0x00 },
- { 0x344a, 0x47 },
- { 0x344b, 0x00 },
- { 0x344c, 0x37 },
- { 0x344d, 0x00 },
- { 0x344e, 0x3f },
- { 0x344f, 0x00 },
- { 0x3450, 0xff },
- { 0x3451, 0x00 },
- { 0x3452, 0x3f },
- { 0x3453, 0x00 },
- { 0x3454, 0x37 },
- { 0x3455, 0x00 },
-};
-
-static const struct imx290_regval imx290_1080p_4lane_settings[] = {
{ 0x3405, 0x10 },
- /* data rate settings */
- { IMX290_PHY_LANE_NUM, 0x03 },
- { IMX290_CSI_LANE_MODE, 0x03 },
{ 0x3446, 0x57 },
{ 0x3447, 0x00 },
{ 0x3448, 0x37 },
@@ -306,33 +209,8 @@ static const struct imx290_regval imx290
{ 0x3455, 0x00 },
};
-static const struct imx290_regval imx290_37_125mhz_clock_720p[] = {
- { 0x305c, 0x20 },
- { 0x305d, 0x00 },
- { 0x305e, 0x20 },
- { 0x305f, 0x01 },
- { 0x315e, 0x1a },
- { 0x3164, 0x1a },
- { 0x3444, 0x20 },
- { 0x3445, 0x25 },
- { 0x3480, 0x49 },
-};
-
-static const struct imx290_regval imx290_74_250mhz_clock_720p[] = {
- { 0x305c, 0x10 },
- { 0x305d, 0x00 },
- { 0x305e, 0x10 },
- { 0x305f, 0x01 },
- { 0x315e, 0x1b },
- { 0x3164, 0x1b },
- { 0x3444, 0x40 },
- { 0x3445, 0x4a },
- { 0x3480, 0x92 },
-};
-
-static const struct imx290_regval imx290_720p_common_settings[] = {
+static const struct imx290_regval imx290_720p_settings[] = {
/* mode settings */
- { IMX290_FR_FDG_SEL, 0x01 },
{ 0x3007, 0x10 },
{ 0x303a, 0x06 },
{ 0x3414, 0x04 },
@@ -342,36 +220,15 @@ static const struct imx290_regval imx290
{ 0x3419, 0x02 },
{ 0x3012, 0x64 },
{ 0x3013, 0x00 },
-};
-
-static const struct imx290_regval imx290_720p_2lane_settings[] = {
- { 0x3405, 0x00 },
- { IMX290_PHY_LANE_NUM, 0x01 },
- { IMX290_CSI_LANE_MODE, 0x01 },
+ { 0x305c, 0x20 },
+ { 0x305d, 0x00 },
+ { 0x305e, 0x20 },
+ { 0x305f, 0x01 },
+ { 0x315e, 0x1a },
+ { 0x3164, 0x1a },
+ { 0x3480, 0x49 },
/* data rate settings */
- { 0x3446, 0x67 },
- { 0x3447, 0x00 },
- { 0x3448, 0x57 },
- { 0x3449, 0x00 },
- { 0x344a, 0x2f },
- { 0x344b, 0x00 },
- { 0x344c, 0x27 },
- { 0x344d, 0x00 },
- { 0x344e, 0x2f },
- { 0x344f, 0x00 },
- { 0x3450, 0xbf },
- { 0x3451, 0x00 },
- { 0x3452, 0x2f },
- { 0x3453, 0x00 },
- { 0x3454, 0x27 },
- { 0x3455, 0x00 },
-};
-
-static const struct imx290_regval imx290_720p_4lane_settings[] = {
{ 0x3405, 0x10 },
- { IMX290_PHY_LANE_NUM, 0x03 },
- { IMX290_CSI_LANE_MODE, 0x03 },
- /* data rate settings */
{ 0x3446, 0x4f },
{ 0x3447, 0x00 },
{ 0x3448, 0x2f },
@@ -451,46 +308,18 @@ static const struct imx290_mode imx290_m
{
.width = 1920,
.height = 1080,
- .hmax = 0x0898,
- .vmax = 0x0465,
+ .hmax = 0x1130,
.link_freq_index = FREQ_INDEX_1080P,
- .crop = {
- .left = 4 + 8,
- .top = 12 + 8,
- .width = 1920,
- .height = 1080,
- },
- .mode_data = imx290_1080p_common_settings,
- .mode_data_size = ARRAY_SIZE(imx290_1080p_common_settings),
- .lane_data = imx290_1080p_2lane_settings,
- .lane_data_size = ARRAY_SIZE(imx290_1080p_2lane_settings),
- .clk_data = {
- [CLK_37_125] = imx290_37_125mhz_clock_1080p,
- [CLK_74_25] = imx290_74_250mhz_clock_1080p,
- },
- .clk_size = ARRAY_SIZE(imx290_37_125mhz_clock_1080p),
+ .data = imx290_1080p_settings,
+ .data_size = ARRAY_SIZE(imx290_1080p_settings),
},
{
.width = 1280,
.height = 720,
- .hmax = 0x0ce4,
- .vmax = 0x02ee,
+ .hmax = 0x19c8,
.link_freq_index = FREQ_INDEX_720P,
- .crop = {
- .left = 4 + 8 + 320,
- .top = 12 + 8 + 180,
- .width = 1280,
- .height = 720,
- },
- .mode_data = imx290_720p_common_settings,
- .mode_data_size = ARRAY_SIZE(imx290_720p_common_settings),
- .lane_data = imx290_720p_2lane_settings,
- .lane_data_size = ARRAY_SIZE(imx290_720p_2lane_settings),
- .clk_data = {
- [CLK_37_125] = imx290_37_125mhz_clock_720p,
- [CLK_74_25] = imx290_74_250mhz_clock_720p,
- },
- .clk_size = ARRAY_SIZE(imx290_37_125mhz_clock_720p),
+ .data = imx290_720p_settings,
+ .data_size = ARRAY_SIZE(imx290_720p_settings),
},
};
@@ -499,45 +328,17 @@ static const struct imx290_mode imx290_m
.width = 1920,
.height = 1080,
.hmax = 0x0898,
- .vmax = 0x0465,
.link_freq_index = FREQ_INDEX_1080P,
- .crop = {
- .left = 4 + 8,
- .top = 12 + 8,
- .width = 1920,
- .height = 1080,
- },
- .mode_data = imx290_1080p_common_settings,
- .mode_data_size = ARRAY_SIZE(imx290_1080p_common_settings),
- .lane_data = imx290_1080p_4lane_settings,
- .lane_data_size = ARRAY_SIZE(imx290_1080p_4lane_settings),
- .clk_data = {
- [CLK_37_125] = imx290_37_125mhz_clock_1080p,
- [CLK_74_25] = imx290_74_250mhz_clock_1080p,
- },
- .clk_size = ARRAY_SIZE(imx290_37_125mhz_clock_1080p),
+ .data = imx290_1080p_settings,
+ .data_size = ARRAY_SIZE(imx290_1080p_settings),
},
{
.width = 1280,
.height = 720,
.hmax = 0x0ce4,
- .vmax = 0x02ee,
.link_freq_index = FREQ_INDEX_720P,
- .crop = {
- .left = 4 + 8 + 320,
- .top = 12 + 8 + 180,
- .width = 1280,
- .height = 720,
- },
- .mode_data = imx290_720p_common_settings,
- .mode_data_size = ARRAY_SIZE(imx290_720p_common_settings),
- .lane_data = imx290_720p_4lane_settings,
- .lane_data_size = ARRAY_SIZE(imx290_720p_4lane_settings),
- .clk_data = {
- [CLK_37_125] = imx290_37_125mhz_clock_720p,
- [CLK_74_25] = imx290_74_250mhz_clock_720p,
- },
- .clk_size = ARRAY_SIZE(imx290_37_125mhz_clock_720p),
+ .data = imx290_720p_settings,
+ .data_size = ARRAY_SIZE(imx290_720p_settings),
},
};
@@ -651,53 +452,6 @@ static int imx290_set_gain(struct imx290
return ret;
}
-static int imx290_set_exposure(struct imx290 *imx290, u32 value)
-{
- u32 exposure = (imx290->current_mode->height + imx290->vblank->val) -
- value - 1;
- int ret;
-
- ret = imx290_write_buffered_reg(imx290, IMX290_EXPOSURE_LOW, 3,
- exposure);
- if (ret)
- dev_err(imx290->dev, "Unable to write exposure\n");
-
- return ret;
-}
-
-static int imx290_set_hmax(struct imx290 *imx290, u32 val)
-{
- u32 hmax = val + imx290->current_mode->width;
- int ret;
-
- ret = imx290_write_buffered_reg(imx290, IMX290_HMAX_LOW, 2,
- hmax);
- if (ret)
- dev_err(imx290->dev, "Error setting HMAX register\n");
-
- return ret;
-}
-
-static int imx290_set_vmax(struct imx290 *imx290, u32 val)
-{
- u32 vmax = val + imx290->current_mode->height;
- int ret;
-
- ret = imx290_write_buffered_reg(imx290, IMX290_VMAX_LOW, 3,
- vmax);
- if (ret)
- dev_err(imx290->dev, "Unable to write vmax\n");
-
- /*
- * Becuse of the way exposure works for this sensor, updating
- * vblank causes the effective exposure to change, so we must
- * set it back to the "new" correct value.
- */
- imx290_set_exposure(imx290, imx290->exposure->val);
-
- return ret;
-}
-
/* Stop streaming */
static int imx290_stop_streaming(struct imx290 *imx290)
{
@@ -717,50 +471,15 @@ static int imx290_set_ctrl(struct v4l2_c
struct imx290 *imx290 = container_of(ctrl->handler,
struct imx290, ctrls);
int ret = 0;
- u8 val;
-
- if (ctrl->id == V4L2_CID_VBLANK) {
- u32 vmax = ctrl->val + imx290->current_mode->height;
-
- /*
- * Changing vblank changes the allowed range for exposure.
- * We don't supply the current exposure as default here as it
- * may lie outside the new range. We will reset it just below.
- */
- __v4l2_ctrl_modify_range(imx290->exposure,
- IMX290_EXPOSURE_MIN,
- vmax - 2,
- IMX290_EXPOSURE_STEP,
- vmax - 2);
- }
/* V4L2 controls values will be applied only when power is already up */
if (!pm_runtime_get_if_in_use(imx290->dev))
return 0;
switch (ctrl->id) {
- case V4L2_CID_ANALOGUE_GAIN:
+ case V4L2_CID_GAIN:
ret = imx290_set_gain(imx290, ctrl->val);
break;
- case V4L2_CID_EXPOSURE:
- ret = imx290_set_exposure(imx290, ctrl->val);
- break;
- case V4L2_CID_HBLANK:
- ret = imx290_set_hmax(imx290, ctrl->val);
- break;
- case V4L2_CID_VBLANK:
- ret = imx290_set_vmax(imx290, ctrl->val);
- break;
- case V4L2_CID_HFLIP:
- case V4L2_CID_VFLIP:
- /* WINMODE is in bits [6:4], so need to read-modify-write */
- ret = imx290_read_reg(imx290, IMX290_FLIP_WINMODE, &val);
- if (ret)
- break;
- val &= ~0x03;
- val |= imx290->vflip->val | (imx290->hflip->val << 1);
- ret = imx290_write_reg(imx290, IMX290_FLIP_WINMODE, val);
- break;
case V4L2_CID_TEST_PATTERN:
if (ctrl->val) {
imx290_write_reg(imx290, IMX290_BLKLEVEL_LOW, 0x00);
@@ -800,12 +519,10 @@ static int imx290_enum_mbus_code(struct
struct v4l2_subdev_state *sd_state,
struct v4l2_subdev_mbus_code_enum *code)
{
- const struct imx290 *imx290 = to_imx290(sd);
-
- if (code->index >= IMX290_NUM_FORMATS)
+ if (code->index >= ARRAY_SIZE(imx290_formats))
return -EINVAL;
- code->code = imx290->formats[code->index].code;
+ code->code = imx290_formats[code->index].code;
return 0;
}
@@ -817,8 +534,8 @@ static int imx290_enum_frame_size(struct
const struct imx290 *imx290 = to_imx290(sd);
const struct imx290_mode *imx290_modes = imx290_modes_ptr(imx290);
- if (fse->code != imx290->formats[0].code &&
- fse->code != imx290->formats[1].code)
+ if ((fse->code != imx290_formats[0].code) &&
+ (fse->code != imx290_formats[1].code))
return -EINVAL;
if (fse->index >= imx290_modes_num(imx290))
@@ -859,9 +576,23 @@ static inline u8 imx290_get_link_freq_in
return imx290->current_mode->link_freq_index;
}
+static s64 imx290_get_link_freq(struct imx290 *imx290)
+{
+ u8 index = imx290_get_link_freq_index(imx290);
+
+ return *(imx290_link_freqs_ptr(imx290) + index);
+}
+
static u64 imx290_calc_pixel_rate(struct imx290 *imx290)
{
- return 148500000;
+ s64 link_freq = imx290_get_link_freq(imx290);
+ u8 nlanes = imx290->nlanes;
+ u64 pixel_rate;
+
+ /* pixel rate = link_freq * 2 * nr_of_lanes / bits_per_sample */
+ pixel_rate = link_freq * 2 * nlanes;
+ do_div(pixel_rate, imx290->bpp);
+ return pixel_rate;
}
static int imx290_set_fmt(struct v4l2_subdev *sd,
@@ -882,30 +613,22 @@ static int imx290_set_fmt(struct v4l2_su
fmt->format.width = mode->width;
fmt->format.height = mode->height;
- for (i = 0; i < IMX290_NUM_FORMATS; i++)
- if (imx290->formats[i].code == fmt->format.code)
+ for (i = 0; i < ARRAY_SIZE(imx290_formats); i++)
+ if (imx290_formats[i].code == fmt->format.code)
break;
- if (i >= IMX290_NUM_FORMATS)
+ if (i >= ARRAY_SIZE(imx290_formats))
i = 0;
- fmt->format.code = imx290->formats[i].code;
+ fmt->format.code = imx290_formats[i].code;
fmt->format.field = V4L2_FIELD_NONE;
- fmt->format.colorspace = V4L2_COLORSPACE_RAW;
- fmt->format.ycbcr_enc =
- V4L2_MAP_YCBCR_ENC_DEFAULT(fmt->format.colorspace);
- fmt->format.quantization =
- V4L2_MAP_QUANTIZATION_DEFAULT(true, fmt->format.colorspace,
- fmt->format.ycbcr_enc);
- fmt->format.xfer_func =
- V4L2_MAP_XFER_FUNC_DEFAULT(fmt->format.colorspace);
if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) {
format = v4l2_subdev_get_try_format(sd, sd_state, fmt->pad);
} else {
format = &imx290->current_format;
imx290->current_mode = mode;
- imx290->bpp = imx290->formats[i].bpp;
+ imx290->bpp = imx290_formats[i].bpp;
if (imx290->link_freq)
__v4l2_ctrl_s_ctrl(imx290->link_freq,
@@ -913,18 +636,6 @@ static int imx290_set_fmt(struct v4l2_su
if (imx290->pixel_rate)
__v4l2_ctrl_s_ctrl_int64(imx290->pixel_rate,
imx290_calc_pixel_rate(imx290));
-
- if (imx290->hblank)
- __v4l2_ctrl_modify_range(imx290->hblank,
- mode->hmax - mode->width,
- IMX290_HMAX_MAX - mode->width,
- 1, mode->hmax - mode->width);
- if (imx290->vblank)
- __v4l2_ctrl_modify_range(imx290->vblank,
- mode->vmax - mode->height,
- IMX290_VMAX_MAX - mode->height,
- 1,
- mode->vmax - mode->height);
}
*format = fmt->format;
@@ -954,7 +665,6 @@ static int imx290_write_current_format(s
switch (imx290->current_format.code) {
case MEDIA_BUS_FMT_SRGGB10_1X10:
- case MEDIA_BUS_FMT_Y10_1X10:
ret = imx290_set_register_array(imx290, imx290_10bit_settings,
ARRAY_SIZE(
imx290_10bit_settings));
@@ -964,7 +674,6 @@ static int imx290_write_current_format(s
}
break;
case MEDIA_BUS_FMT_SRGGB12_1X12:
- case MEDIA_BUS_FMT_Y12_1X12:
ret = imx290_set_register_array(imx290, imx290_12bit_settings,
ARRAY_SIZE(
imx290_12bit_settings));
@@ -981,63 +690,28 @@ static int imx290_write_current_format(s
return 0;
}
-static const struct v4l2_rect *
-__imx290_get_pad_crop(struct imx290 *imx290,
- struct v4l2_subdev_state *sd_state,
- unsigned int pad, enum v4l2_subdev_format_whence which)
-{
- switch (which) {
- case V4L2_SUBDEV_FORMAT_TRY:
- return v4l2_subdev_get_try_crop(&imx290->sd, sd_state, pad);
- case V4L2_SUBDEV_FORMAT_ACTIVE:
- return &imx290->current_mode->crop;
- }
-
- return NULL;
-}
-
-static int imx290_get_selection(struct v4l2_subdev *sd,
- struct v4l2_subdev_state *sd_state,
- struct v4l2_subdev_selection *sel)
+static int imx290_set_hmax(struct imx290 *imx290, u32 val)
{
- switch (sel->target) {
- case V4L2_SEL_TGT_CROP: {
- struct imx290 *imx290 = to_imx290(sd);
-
- mutex_lock(&imx290->lock);
- sel->r = *__imx290_get_pad_crop(imx290, sd_state, sel->pad,
- sel->which);
- mutex_unlock(&imx290->lock);
+ int ret;
- return 0;
+ ret = imx290_write_reg(imx290, IMX290_HMAX_LOW, (val & 0xff));
+ if (ret) {
+ dev_err(imx290->dev, "Error setting HMAX register\n");
+ return ret;
}
- case V4L2_SEL_TGT_NATIVE_SIZE:
- sel->r.top = 0;
- sel->r.left = 0;
- sel->r.width = IMX290_NATIVE_WIDTH;
- sel->r.height = IMX290_NATIVE_HEIGHT;
-
- return 0;
-
- case V4L2_SEL_TGT_CROP_DEFAULT:
- case V4L2_SEL_TGT_CROP_BOUNDS:
- sel->r.top = IMX290_PIXEL_ARRAY_TOP;
- sel->r.left = IMX290_PIXEL_ARRAY_LEFT;
- sel->r.width = IMX290_PIXEL_ARRAY_WIDTH;
- sel->r.height = IMX290_PIXEL_ARRAY_HEIGHT;
-
- return 0;
+ ret = imx290_write_reg(imx290, IMX290_HMAX_HIGH, ((val >> 8) & 0xff));
+ if (ret) {
+ dev_err(imx290->dev, "Error setting HMAX register\n");
+ return ret;
}
- return -EINVAL;
+ return 0;
}
/* Start streaming */
static int imx290_start_streaming(struct imx290 *imx290)
{
- enum imx290_clk_index clk_idx = imx290->xclk_freq == 37125000 ?
- CLK_37_125 : CLK_74_25;
int ret;
/* Set init register settings */
@@ -1049,14 +723,6 @@ static int imx290_start_streaming(struct
return ret;
}
- ret = imx290_set_register_array(imx290,
- imx290->current_mode->clk_data[clk_idx],
- imx290->current_mode->clk_size);
- if (ret < 0) {
- dev_err(imx290->dev, "Could not set clock registers\n");
- return ret;
- }
-
/* Apply the register values related to current frame format */
ret = imx290_write_current_format(imx290);
if (ret < 0) {
@@ -1065,22 +731,15 @@ static int imx290_start_streaming(struct
}
/* Apply default values of current mode */
- ret = imx290_set_register_array(imx290,
- imx290->current_mode->mode_data,
- imx290->current_mode->mode_data_size);
+ ret = imx290_set_register_array(imx290, imx290->current_mode->data,
+ imx290->current_mode->data_size);
if (ret < 0) {
dev_err(imx290->dev, "Could not set current mode\n");
return ret;
}
-
- /* Apply lane config registers of current mode */
- ret = imx290_set_register_array(imx290,
- imx290->current_mode->lane_data,
- imx290->current_mode->lane_data_size);
- if (ret < 0) {
- dev_err(imx290->dev, "Could not set current mode\n");
+ ret = imx290_set_hmax(imx290, imx290->current_mode->hmax);
+ if (ret < 0)
return ret;
- }
/* Apply customized values from user */
ret = v4l2_ctrl_handler_setup(imx290->sd.ctrl_handler);
@@ -1119,9 +778,6 @@ static int imx290_set_stream(struct v4l2
imx290_stop_streaming(imx290);
pm_runtime_put(imx290->dev);
}
- /* vflip and hflip cannot change during streaming */
- __v4l2_ctrl_grab(imx290->vflip, enable);
- __v4l2_ctrl_grab(imx290->hflip, enable);
unlock_and_return:
@@ -1139,6 +795,49 @@ static int imx290_get_regulators(struct
imx290->supplies);
}
+static int imx290_set_data_lanes(struct imx290 *imx290)
+{
+ int ret = 0, laneval, frsel;
+
+ switch (imx290->nlanes) {
+ case 2:
+ laneval = 0x01;
+ frsel = 0x02;
+ break;
+ case 4:
+ laneval = 0x03;
+ frsel = 0x01;
+ break;
+ default:
+ /*
+ * We should never hit this since the data lane count is
+ * validated in probe itself
+ */
+ dev_err(imx290->dev, "Lane configuration not supported\n");
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ ret = imx290_write_reg(imx290, IMX290_PHY_LANE_NUM, laneval);
+ if (ret) {
+ dev_err(imx290->dev, "Error setting Physical Lane number register\n");
+ goto exit;
+ }
+
+ ret = imx290_write_reg(imx290, IMX290_CSI_LANE_MODE, laneval);
+ if (ret) {
+ dev_err(imx290->dev, "Error setting CSI Lane mode register\n");
+ goto exit;
+ }
+
+ ret = imx290_write_reg(imx290, IMX290_FR_FDG_SEL, frsel);
+ if (ret)
+ dev_err(imx290->dev, "Error setting FR/FDG SEL register\n");
+
+exit:
+ return ret;
+}
+
static int imx290_power_on(struct device *dev)
{
struct v4l2_subdev *sd = dev_get_drvdata(dev);
@@ -1162,6 +861,9 @@ static int imx290_power_on(struct device
gpiod_set_value_cansleep(imx290->rst_gpio, 0);
usleep_range(30000, 31000);
+ /* Set data lane count */
+ imx290_set_data_lanes(imx290);
+
return 0;
}
@@ -1191,7 +893,6 @@ static const struct v4l2_subdev_pad_ops
.enum_frame_size = imx290_enum_frame_size,
.get_fmt = imx290_get_fmt,
.set_fmt = imx290_set_fmt,
- .get_selection = imx290_get_selection,
};
static const struct v4l2_subdev_ops imx290_subdev_ops = {
@@ -1225,35 +926,16 @@ static s64 imx290_check_link_freqs(const
return 0;
}
-static const struct of_device_id imx290_of_match[] = {
- /*
- * imx327 supports 1080p60 at 10 and 12bit.
- * imx290 adds 10bit 1080p120.
- * imx462 adds 10 and 12bit 1080p120.
- * This driver currently maxes out at 1080p60, which is supported by all
- * of them, but add the compatible strings for future implementation.
- */
- { .compatible = "sony,imx327", .data = imx290_colour_formats },
- { .compatible = "sony,imx327-mono", .data = imx290_mono_formats },
- { .compatible = "sony,imx290", .data = imx290_colour_formats },
- { .compatible = "sony,imx290-mono", .data = imx290_mono_formats },
- { .compatible = "sony,imx462", .data = imx290_colour_formats },
- { .compatible = "sony,imx462-mono", .data = imx290_mono_formats },
- { /* sentinel */ }
-};
-
static int imx290_probe(struct i2c_client *client)
{
- struct v4l2_fwnode_device_properties props;
struct device *dev = &client->dev;
struct fwnode_handle *endpoint;
/* Only CSI2 is supported for now: */
struct v4l2_fwnode_endpoint ep = {
.bus_type = V4L2_MBUS_CSI2_DPHY
};
- const struct of_device_id *match;
- const struct imx290_mode *mode;
struct imx290 *imx290;
+ u32 xclk_freq;
s64 fq;
int ret;
@@ -1268,11 +950,6 @@ static int imx290_probe(struct i2c_clien
return -ENODEV;
}
- match = of_match_device(imx290_of_match, dev);
- if (!match)
- return -ENODEV;
- imx290->formats = (const struct imx290_pixfmt *)match->data;
-
endpoint = fwnode_graph_get_next_endpoint(dev_fwnode(dev), NULL);
if (!endpoint) {
dev_err(dev, "Endpoint node not found\n");
@@ -1322,21 +999,21 @@ static int imx290_probe(struct i2c_clien
}
ret = fwnode_property_read_u32(dev_fwnode(dev), "clock-frequency",
- &imx290->xclk_freq);
+ &xclk_freq);
if (ret) {
dev_err(dev, "Could not get xclk frequency\n");
goto free_err;
}
/* external clock must be 37.125 MHz */
- if (imx290->xclk_freq != 37125000 && imx290->xclk_freq != 74250000) {
+ if (xclk_freq != 37125000) {
dev_err(dev, "External clock frequency %u is not supported\n",
- imx290->xclk_freq);
+ xclk_freq);
ret = -EINVAL;
goto free_err;
}
- ret = clk_set_rate(imx290->xclk, imx290->xclk_freq);
+ ret = clk_set_rate(imx290->xclk, xclk_freq);
if (ret) {
dev_err(dev, "Could not set xclk frequency\n");
goto free_err;
@@ -1360,39 +1037,15 @@ static int imx290_probe(struct i2c_clien
/*
* Initialize the frame format. In particular, imx290->current_mode
- * and imx290->bpp are set to defaults.
+ * and imx290->bpp are set to defaults: imx290_calc_pixel_rate() call
+ * below relies on these fields.
*/
imx290_entity_init_cfg(&imx290->sd, NULL);
- v4l2_ctrl_handler_init(&imx290->ctrls, 11);
+ v4l2_ctrl_handler_init(&imx290->ctrls, 4);
v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_ANALOGUE_GAIN, 0, 100, 1, 0);
-
- mode = imx290->current_mode;
- imx290->hblank = v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_HBLANK,
- mode->hmax - mode->width,
- IMX290_HMAX_MAX - mode->width, 1,
- mode->hmax - mode->width);
-
- imx290->vblank = v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_VBLANK,
- mode->vmax - mode->height,
- IMX290_VMAX_MAX - mode->height, 1,
- mode->vmax - mode->height);
-
- imx290->exposure = v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_EXPOSURE,
- IMX290_EXPOSURE_MIN,
- mode->vmax - 2,
- IMX290_EXPOSURE_STEP,
- mode->vmax - 2);
-
- imx290->hflip = v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_HFLIP, 0, 1, 1, 0);
- imx290->vflip = v4l2_ctrl_new_std(&imx290->ctrls, &imx290_ctrl_ops,
- V4L2_CID_VFLIP, 0, 1, 1, 0);
+ V4L2_CID_GAIN, 0, 72, 1, 0);
imx290->link_freq =
v4l2_ctrl_new_int_menu(&imx290->ctrls, &imx290_ctrl_ops,
@@ -1412,15 +1065,6 @@ static int imx290_probe(struct i2c_clien
ARRAY_SIZE(imx290_test_pattern_menu) - 1,
0, 0, imx290_test_pattern_menu);
- ret = v4l2_fwnode_device_parse(&client->dev, &props);
- if (ret)
- goto free_ctrl;
-
- ret = v4l2_ctrl_new_fwnode_properties(&imx290->ctrls, &imx290_ctrl_ops,
- &props);
- if (ret)
- goto free_ctrl;
-
imx290->sd.ctrl_handler = &imx290->ctrls;
if (imx290->ctrls.error) {
@@ -1443,9 +1087,6 @@ static int imx290_probe(struct i2c_clien
goto free_ctrl;
}
- /* Initialize the frame format (this also sets imx290->current_mode) */
- imx290_entity_init_cfg(&imx290->sd, NULL);
-
ret = v4l2_async_register_subdev(&imx290->sd);
if (ret < 0) {
dev_err(dev, "Could not register v4l2 device\n");
@@ -1495,6 +1136,10 @@ static void imx290_remove(struct i2c_cli
pm_runtime_set_suspended(imx290->dev);
}
+static const struct of_device_id imx290_of_match[] = {
+ { .compatible = "sony,imx290" },
+ { /* sentinel */ }
+};
MODULE_DEVICE_TABLE(of, imx290_of_match);
static struct i2c_driver imx290_i2c_driver = {
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