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

From: Mauro Carvalho Chehab
Date: Fri May 23 2014 - 18:38:37 EST


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

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

-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 */
--
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