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	Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted patches, wireless patches and defconfig patches. bcm2708: boot tested on RPi B+ v1.2 bcm2709: boot tested on RPi 4B v1.1 4G bcm2711: boot tested on RPi 4B v1.1 4G Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
		
			
				
	
	
		
			157 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			157 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From ee95eb32c4202a2d290af6c754806ef3bdfb3fda Mon Sep 17 00:00:00 2001
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| From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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| Date: Tue, 7 Jul 2020 11:23:48 +0100
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| Subject: [PATCH] media: i2c: imx290: Add support for g_selection to
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|  report cropping
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| 
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| Userspace needs to know the cropping arrangements for each mode,
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| so expose this through g_selection.
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| 
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| Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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| ---
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|  drivers/media/i2c/imx290.c | 84 ++++++++++++++++++++++++++++++++++++++
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|  1 file changed, 84 insertions(+)
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| 
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| --- a/drivers/media/i2c/imx290.c
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| +++ b/drivers/media/i2c/imx290.c
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| @@ -61,6 +61,13 @@ enum imx290_clk_index {
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|  #define IMX290_PGCTRL_THRU BIT(1)
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|  #define IMX290_PGCTRL_MODE(n) ((n) << 4)
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|  
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| +#define IMX290_NATIVE_WIDTH		1945U
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| +#define IMX290_NATIVE_HEIGHT		1109U
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| +#define IMX290_PIXEL_ARRAY_LEFT		4U
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| +#define IMX290_PIXEL_ARRAY_TOP		12U
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| +#define IMX290_PIXEL_ARRAY_WIDTH	1937U
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| +#define IMX290_PIXEL_ARRAY_HEIGHT	1097U
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| +
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|  static const char * const imx290_supply_name[] = {
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|  	"vdda",
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|  	"vddd",
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| @@ -80,6 +87,7 @@ struct imx290_mode {
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|  	u32 hmax;
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|  	u32 vmax;
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|  	u8 link_freq_index;
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| +	struct v4l2_rect crop;
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|  
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|  	const struct imx290_regval *data;
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|  	u32 data_size;
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| @@ -384,6 +392,12 @@ static const struct imx290_mode imx290_m
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|  		.hmax = 0x1130,
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|  		.vmax = 0x0465,
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|  		.link_freq_index = FREQ_INDEX_1080P,
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| +		.crop = {
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| +			.left = 4 + 8,
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| +			.top = 12 + 8,
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| +			.width = 1920,
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| +			.height = 1080,
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| +		},
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|  		.data = imx290_1080p_settings,
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|  		.data_size = ARRAY_SIZE(imx290_1080p_settings),
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|  		.clk_data = {
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| @@ -398,6 +412,12 @@ static const struct imx290_mode imx290_m
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|  		.hmax = 0x19c8,
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|  		.vmax = 0x02ee,
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|  		.link_freq_index = FREQ_INDEX_720P,
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| +		.crop = {
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| +			.left = 4 + 8 + 320,
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| +			.top = 12 + 8 + 180,
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| +			.width = 1280,
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| +			.height = 720,
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| +		},
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|  		.data = imx290_720p_settings,
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|  		.data_size = ARRAY_SIZE(imx290_720p_settings),
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|  		.clk_data = {
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| @@ -415,6 +435,12 @@ static const struct imx290_mode imx290_m
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|  		.hmax = 0x0898,
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|  		.vmax = 0x0465,
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|  		.link_freq_index = FREQ_INDEX_1080P,
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| +		.crop = {
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| +			.left = 4 + 8,
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| +			.top = 12 + 8,
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| +			.width = 1920,
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| +			.height = 1080,
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| +		},
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|  		.data = imx290_1080p_settings,
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|  		.data_size = ARRAY_SIZE(imx290_1080p_settings),
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|  		.clk_data = {
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| @@ -429,6 +455,12 @@ static const struct imx290_mode imx290_m
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|  		.hmax = 0x0ce4,
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|  		.vmax = 0x02ee,
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|  		.link_freq_index = FREQ_INDEX_720P,
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| +		.crop = {
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| +			.left = 4 + 8 + 320,
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| +			.top = 12 + 8 + 180,
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| +			.width = 1280,
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| +			.height = 720,
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| +		},
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|  		.data = imx290_720p_settings,
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|  		.data_size = ARRAY_SIZE(imx290_720p_settings),
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|  		.clk_data = {
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| @@ -875,6 +907,57 @@ static int imx290_write_current_format(s
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|  	return 0;
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|  }
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|  
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| +static const struct v4l2_rect *
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| +__imx290_get_pad_crop(struct imx290 *imx290, struct v4l2_subdev_pad_config *cfg,
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| +		      unsigned int pad, enum v4l2_subdev_format_whence which)
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| +{
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| +	switch (which) {
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| +	case V4L2_SUBDEV_FORMAT_TRY:
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| +		return v4l2_subdev_get_try_crop(&imx290->sd, cfg, pad);
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| +	case V4L2_SUBDEV_FORMAT_ACTIVE:
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| +		return &imx290->current_mode->crop;
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| +	}
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| +
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| +	return NULL;
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| +}
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| +
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| +static int imx290_get_selection(struct v4l2_subdev *sd,
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| +				struct v4l2_subdev_pad_config *cfg,
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| +				struct v4l2_subdev_selection *sel)
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| +{
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| +	switch (sel->target) {
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| +	case V4L2_SEL_TGT_CROP: {
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| +		struct imx290 *imx290 = to_imx290(sd);
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| +
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| +		mutex_lock(&imx290->lock);
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| +		sel->r = *__imx290_get_pad_crop(imx290, cfg, sel->pad,
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| +						sel->which);
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| +		mutex_unlock(&imx290->lock);
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| +
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| +		return 0;
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| +	}
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| +
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| +	case V4L2_SEL_TGT_NATIVE_SIZE:
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| +		sel->r.top = 0;
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| +		sel->r.left = 0;
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| +		sel->r.width = IMX290_NATIVE_WIDTH;
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| +		sel->r.height = IMX290_NATIVE_HEIGHT;
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| +
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| +		return 0;
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| +
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| +	case V4L2_SEL_TGT_CROP_DEFAULT:
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| +	case V4L2_SEL_TGT_CROP_BOUNDS:
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| +		sel->r.top = IMX290_PIXEL_ARRAY_TOP;
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| +		sel->r.left = IMX290_PIXEL_ARRAY_LEFT;
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| +		sel->r.width = IMX290_PIXEL_ARRAY_WIDTH;
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| +		sel->r.height = IMX290_PIXEL_ARRAY_HEIGHT;
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| +
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| +		return 0;
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| +	}
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| +
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| +	return -EINVAL;
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| +}
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| +
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|  /* Start streaming */
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|  static int imx290_start_streaming(struct imx290 *imx290)
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|  {
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| @@ -1073,6 +1156,7 @@ static const struct v4l2_subdev_pad_ops
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|  	.enum_frame_size = imx290_enum_frame_size,
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|  	.get_fmt = imx290_get_fmt,
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|  	.set_fmt = imx290_set_fmt,
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| +	.get_selection = imx290_get_selection,
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|  };
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|  
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|  static const struct v4l2_subdev_ops imx290_subdev_ops = {
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