132 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			132 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From b51819e17260af2ecc152b7dcd61e63bcaa35edf Mon Sep 17 00:00:00 2001
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| From: Eugen Hristev <eugen.hristev@microchip.com>
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| Date: Tue, 13 Apr 2021 12:57:02 +0200
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| Subject: [PATCH 160/247] media: atmel: atmel-isc: specialize max width and max
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|  height
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| 
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| Move the max width and max height constants to the product specific driver
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| and have them in the device struct.
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| 
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| Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
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| Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
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| Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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| ---
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|  drivers/media/platform/atmel/atmel-isc-base.c | 28 +++++++++----------
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|  drivers/media/platform/atmel/atmel-isc.h      |  9 ++++--
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|  .../media/platform/atmel/atmel-sama5d2-isc.c  |  7 +++--
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|  3 files changed, 25 insertions(+), 19 deletions(-)
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| 
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| --- a/drivers/media/platform/atmel/atmel-isc-base.c
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| +++ b/drivers/media/platform/atmel/atmel-isc-base.c
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| @@ -1216,8 +1216,8 @@ static void isc_try_fse(struct isc_devic
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|  	 * just use the maximum ISC can receive.
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|  	 */
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|  	if (ret) {
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| -		pad_cfg->try_crop.width = ISC_MAX_SUPPORT_WIDTH;
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| -		pad_cfg->try_crop.height = ISC_MAX_SUPPORT_HEIGHT;
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| +		pad_cfg->try_crop.width = isc->max_width;
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| +		pad_cfg->try_crop.height = isc->max_height;
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|  	} else {
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|  		pad_cfg->try_crop.width = fse.max_width;
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|  		pad_cfg->try_crop.height = fse.max_height;
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| @@ -1294,10 +1294,10 @@ static int isc_try_fmt(struct isc_device
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|  	isc->try_config.sd_format = sd_fmt;
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|  
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|  	/* Limit to Atmel ISC hardware capabilities */
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| -	if (pixfmt->width > ISC_MAX_SUPPORT_WIDTH)
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| -		pixfmt->width = ISC_MAX_SUPPORT_WIDTH;
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| -	if (pixfmt->height > ISC_MAX_SUPPORT_HEIGHT)
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| -		pixfmt->height = ISC_MAX_SUPPORT_HEIGHT;
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| +	if (pixfmt->width > isc->max_width)
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| +		pixfmt->width = isc->max_width;
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| +	if (pixfmt->height > isc->max_height)
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| +		pixfmt->height = isc->max_height;
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|  
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|  	/*
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|  	 * The mbus format is the one the subdev outputs.
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| @@ -1339,10 +1339,10 @@ static int isc_try_fmt(struct isc_device
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|  	v4l2_fill_pix_format(pixfmt, &format.format);
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|  
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|  	/* Limit to Atmel ISC hardware capabilities */
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| -	if (pixfmt->width > ISC_MAX_SUPPORT_WIDTH)
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| -		pixfmt->width = ISC_MAX_SUPPORT_WIDTH;
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| -	if (pixfmt->height > ISC_MAX_SUPPORT_HEIGHT)
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| -		pixfmt->height = ISC_MAX_SUPPORT_HEIGHT;
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| +	if (pixfmt->width > isc->max_width)
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| +		pixfmt->width = isc->max_width;
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| +	if (pixfmt->height > isc->max_height)
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| +		pixfmt->height = isc->max_height;
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|  
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|  	pixfmt->field = V4L2_FIELD_NONE;
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|  	pixfmt->bytesperline = (pixfmt->width * isc->try_config.bpp) >> 3;
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| @@ -1380,10 +1380,10 @@ static int isc_set_fmt(struct isc_device
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|  		return ret;
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|  
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|  	/* Limit to Atmel ISC hardware capabilities */
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| -	if (pixfmt->width > ISC_MAX_SUPPORT_WIDTH)
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| -		pixfmt->width = ISC_MAX_SUPPORT_WIDTH;
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| -	if (pixfmt->height > ISC_MAX_SUPPORT_HEIGHT)
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| -		pixfmt->height = ISC_MAX_SUPPORT_HEIGHT;
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| +	if (f->fmt.pix.width > isc->max_width)
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| +		f->fmt.pix.width = isc->max_width;
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| +	if (f->fmt.pix.height > isc->max_height)
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| +		f->fmt.pix.height = isc->max_height;
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|  
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|  	isc->fmt = *f;
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|  
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| --- a/drivers/media/platform/atmel/atmel-isc.h
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| +++ b/drivers/media/platform/atmel/atmel-isc.h
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| @@ -10,9 +10,6 @@
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|   */
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|  #ifndef _ATMEL_ISC_H_
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|  
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| -#define ISC_MAX_SUPPORT_WIDTH   2592
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| -#define ISC_MAX_SUPPORT_HEIGHT  1944
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| -
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|  #define ISC_CLK_MAX_DIV		255
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|  
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|  enum isc_clk_id {
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| @@ -190,6 +187,9 @@ struct isc_ctrls {
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|   * @gamma_table:	pointer to the table with gamma values, has
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|   *			gamma_max sets of GAMMA_ENTRIES entries each
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|   * @gamma_max:		maximum number of sets of inside the gamma_table
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| + *
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| + * @max_width:		maximum frame width, dependent on the internal RAM
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| + * @max_height:		maximum frame height, dependent on the internal RAM
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|   */
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|  struct isc_device {
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|  	struct regmap		*regmap;
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| @@ -253,6 +253,9 @@ struct isc_device {
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|  	/* pointer to the defined gamma table */
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|  	const u32	(*gamma_table)[GAMMA_ENTRIES];
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|  	u32		gamma_max;
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| +
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| +	u32		max_width;
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| +	u32		max_height;
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|  };
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|  
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|  extern struct isc_format formats_list[];
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| --- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
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| +++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
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| @@ -49,8 +49,8 @@
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|  #include "atmel-isc-regs.h"
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|  #include "atmel-isc.h"
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|  
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| -#define ISC_MAX_SUPPORT_WIDTH   2592
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| -#define ISC_MAX_SUPPORT_HEIGHT  1944
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| +#define ISC_SAMA5D2_MAX_SUPPORT_WIDTH   2592
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| +#define ISC_SAMA5D2_MAX_SUPPORT_HEIGHT  1944
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|  
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|  #define ISC_CLK_MAX_DIV		255
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|  
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| @@ -216,6 +216,9 @@ static int atmel_isc_probe(struct platfo
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|  	isc->gamma_table = isc_sama5d2_gamma_table;
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|  	isc->gamma_max = 2;
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|  
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| +	isc->max_width = ISC_SAMA5D2_MAX_SUPPORT_WIDTH;
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| +	isc->max_height = ISC_SAMA5D2_MAX_SUPPORT_HEIGHT;
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| +
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|  	ret = isc_pipeline_init(isc);
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|  	if (ret)
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|  		return ret;
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