Re: [PATCH v5 41/49] media: davinci: vpif_capture: drop unneeded module params

[Mauro Carvalho Chehab <m.chehab@samsung.com>]

Em Fri, 16 May 2014 19:03:47 +0530
"Lad, Prabhakar" <prabhakar.csengg@gmail.com> escreveu:

> From: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
> 
> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>

-ENOPATCHDESCRIPTION!!!!

Why to remove those parameters? Please _ALWAYS_ describe your patches.

My crystal ball is malfunctioning today, so I was unable to scry the
reasons for this patch.

Thanks,
Mauro

> ---
>  drivers/media/platform/davinci/vpif_capture.c |   54 +------------------------
>  drivers/media/platform/davinci/vpif_capture.h |   11 -----
>  2 files changed, 1 insertion(+), 64 deletions(-)
> 
> diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
> index d452eaf..e967cf7 100644
> --- a/drivers/media/platform/davinci/vpif_capture.c
> +++ b/drivers/media/platform/davinci/vpif_capture.c
> @@ -38,32 +38,10 @@ MODULE_VERSION(VPIF_CAPTURE_VERSION);
>  		v4l2_dbg(level, debug, &vpif_obj.v4l2_dev, fmt, ## arg)
>  
>  static int debug = 1;
> -static u32 ch0_numbuffers = 3;
> -static u32 ch1_numbuffers = 3;
> -static u32 ch0_bufsize = 1920 * 1080 * 2;
> -static u32 ch1_bufsize = 720 * 576 * 2;
>  
>  module_param(debug, int, 0644);
> -module_param(ch0_numbuffers, uint, S_IRUGO);
> -module_param(ch1_numbuffers, uint, S_IRUGO);
> -module_param(ch0_bufsize, uint, S_IRUGO);
> -module_param(ch1_bufsize, uint, S_IRUGO);
>  
>  MODULE_PARM_DESC(debug, "Debug level 0-1");
> -MODULE_PARM_DESC(ch2_numbuffers, "Channel0 buffer count (default:3)");
> -MODULE_PARM_DESC(ch3_numbuffers, "Channel1 buffer count (default:3)");
> -MODULE_PARM_DESC(ch2_bufsize, "Channel0 buffer size (default:1920 x 1080 x 2)");
> -MODULE_PARM_DESC(ch3_bufsize, "Channel1 buffer size (default:720 x 576 x 2)");
> -
> -static struct vpif_config_params config_params = {
> -	.min_numbuffers = 3,
> -	.numbuffers[0] = 3,
> -	.numbuffers[1] = 3,
> -	.min_bufsize[0] = 720 * 480 * 2,
> -	.min_bufsize[1] = 720 * 480 * 2,
> -	.channel_bufsize[0] = 1920 * 1080 * 2,
> -	.channel_bufsize[1] = 720 * 576 * 2,
> -};
>  
>  #define VPIF_DRIVER_NAME	"vpif_capture"
>  
> @@ -609,9 +587,6 @@ static void vpif_config_format(struct channel_obj *ch)
>  	vpif_dbg(2, debug, "vpif_config_format\n");
>  
>  	common->fmt.fmt.pix.field = V4L2_FIELD_ANY;
> -	common->fmt.fmt.pix.sizeimage
> -	    = config_params.channel_bufsize[ch->channel_id];
> -
>  	if (ch->vpifparams.iface.if_type == VPIF_IF_RAW_BAYER)
>  		common->fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SBGGR8;
>  	else
> @@ -1358,36 +1333,9 @@ static struct v4l2_file_operations vpif_fops = {
>   */
>  static int initialize_vpif(void)
>  {
> -	int err = 0, i, j;
> +	int err, i, j;
>  	int free_channel_objects_index;
>  
> -	/* Default number of buffers should be 3 */
> -	if ((ch0_numbuffers > 0) &&
> -	    (ch0_numbuffers < config_params.min_numbuffers))
> -		ch0_numbuffers = config_params.min_numbuffers;
> -	if ((ch1_numbuffers > 0) &&
> -	    (ch1_numbuffers < config_params.min_numbuffers))
> -		ch1_numbuffers = config_params.min_numbuffers;
> -
> -	/* Set buffer size to min buffers size if it is invalid */
> -	if (ch0_bufsize < config_params.min_bufsize[VPIF_CHANNEL0_VIDEO])
> -		ch0_bufsize =
> -		    config_params.min_bufsize[VPIF_CHANNEL0_VIDEO];
> -	if (ch1_bufsize < config_params.min_bufsize[VPIF_CHANNEL1_VIDEO])
> -		ch1_bufsize =
> -		    config_params.min_bufsize[VPIF_CHANNEL1_VIDEO];
> -
> -	config_params.numbuffers[VPIF_CHANNEL0_VIDEO] = ch0_numbuffers;
> -	config_params.numbuffers[VPIF_CHANNEL1_VIDEO] = ch1_numbuffers;
> -	if (ch0_numbuffers) {
> -		config_params.channel_bufsize[VPIF_CHANNEL0_VIDEO]
> -		    = ch0_bufsize;
> -	}
> -	if (ch1_numbuffers) {
> -		config_params.channel_bufsize[VPIF_CHANNEL1_VIDEO]
> -		    = ch1_bufsize;
> -	}
> -
>  	/* Allocate memory for six channel objects */
>  	for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) {
>  		vpif_obj.dev[i] =
> diff --git a/drivers/media/platform/davinci/vpif_capture.h b/drivers/media/platform/davinci/vpif_capture.h
> index 4960504..537076a 100644
> --- a/drivers/media/platform/davinci/vpif_capture.h
> +++ b/drivers/media/platform/davinci/vpif_capture.h
> @@ -125,16 +125,5 @@ struct vpif_device {
>  	struct vpif_capture_config *config;
>  };
>  
> -struct vpif_config_params {
> -	u8 min_numbuffers;
> -	u8 numbuffers[VPIF_CAPTURE_NUM_CHANNELS];
> -	s8 device_type;
> -	u32 min_bufsize[VPIF_CAPTURE_NUM_CHANNELS];
> -	u32 channel_bufsize[VPIF_CAPTURE_NUM_CHANNELS];
> -	u8 default_device[VPIF_CAPTURE_NUM_CHANNELS];
> -	u32 video_limit[VPIF_CAPTURE_NUM_CHANNELS];
> -	u8 max_device_type;
> -};
> -
>  #endif				/* End of __KERNEL__ */
>  #endif				/* VPIF_CAPTURE_H */