Fwd: [RFC/PATCH 2/5] vpif: Move and extend ch_params[]

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Sorry for the duplicate.


---------- Forwarded message ----------
From: Muralidharan Karicheri <mkaricheri@xxxxxxxxx>
Date: Sun, Oct 24, 2010 at 10:13 AM
Subject: Re: [RFC/PATCH 2/5] vpif: Move and extend ch_params[]
To: mats.randgaard@xxxxxxxxxxxx


Acked-by : Murali Karicheri <mkaricheri@xxxxxxxxx>

On Fri, Oct 22, 2010 at 3:00 AM, <mats.randgaard@xxxxxxxxxxxx> wrote:
>
> From: Mats Randgaard <mats.randgaard@xxxxxxxxxxxx>
>
> - The ch_params tables in vpif_capture.c and vpif_display.c are moved to a common
>  table in vpif.c. Then it is easier to maintain the table.
> - The new table is extended with all the DV formats supportet by TVP7002.
> - The field "fps" is removed from the struct vpif_channel_config_params because it
>  is not used.
> - The field "dv_preset" is added to the struct vpif_channel_config_params to
>  support DV formats.
>
> Signed-off-by: Mats Randgaard <mats.randgaard@xxxxxxxxxxxx>
> Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxxxxx>
> ---
>  drivers/media/video/davinci/vpif.c         |  178 ++++++++++++++++++++++++++++
>  drivers/media/video/davinci/vpif.h         |    5 +-
>  drivers/media/video/davinci/vpif_capture.c |   18 +---
>  drivers/media/video/davinci/vpif_display.c |   17 +--
>  4 files changed, 187 insertions(+), 31 deletions(-)
>
> diff --git a/drivers/media/video/davinci/vpif.c b/drivers/media/video/davinci/vpif.c
> index 1f532e3..baa9462 100644
> --- a/drivers/media/video/davinci/vpif.c
> +++ b/drivers/media/video/davinci/vpif.c
> @@ -41,6 +41,184 @@ spinlock_t vpif_lock;
>
>  void __iomem *vpif_base;
>
> +/**
> + * ch_params: video standard configuration parameters for vpif
> + * The table must include all presets from supported subdevices.
> + */
> +const struct vpif_channel_config_params ch_params[] = {
> +       /* HDTV formats */
> +       {
> +               .name = "480p59_94",
> +               .width = 720,
> +               .height = 480,
> +               .frm_fmt = 1,
> +               .ycmux_mode = 0,
> +               .eav2sav = 138-8,
> +               .sav2eav = 720,
> +               .l1 = 1,
> +               .l3 = 43,
> +               .l5 = 523,
> +               .vsize = 525,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_480P59_94,
> +       },
> +       {
> +               .name = "576p50",
> +               .width = 720,
> +               .height = 576,
> +               .frm_fmt = 1,
> +               .ycmux_mode = 0,
> +               .eav2sav = 144-8,
> +               .sav2eav = 720,
> +               .l1 = 1,
> +               .l3 = 45,
> +               .l5 = 621,
> +               .vsize = 625,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_576P50,
> +       },
> +       {
> +               .name = "720p50",
> +               .width = 1280,
> +               .height = 720,
> +               .frm_fmt = 1,
> +               .ycmux_mode = 0,
> +               .eav2sav = 700-8,
> +               .sav2eav = 1280,
> +               .l1 = 1,
> +               .l3 = 26,
> +               .l5 = 746,
> +               .vsize = 750,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_720P50,
> +       },
> +       {
> +               .name = "720p60",
> +               .width = 1280,
> +               .height = 720,
> +               .frm_fmt = 1,
> +               .ycmux_mode = 0,
> +               .eav2sav = 370 - 8,
> +               .sav2eav = 1280,
> +               .l1 = 1,
> +               .l3 = 26,
> +               .l5 = 746,
> +               .vsize = 750,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_720P60,
> +       },
> +       {
> +               .name = "1080I50",
> +               .width = 1920,
> +               .height = 1080,
> +               .frm_fmt = 0,
> +               .ycmux_mode = 0,
> +               .eav2sav = 720 - 8,
> +               .sav2eav = 1920,
> +               .l1 = 1,
> +               .l3 = 21,
> +               .l5 = 561,
> +               .l7 = 563,
> +               .l9 = 584,
> +               .l11 = 1124,
> +               .vsize = 1125,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_1080I50,
> +       },
> +       {
> +               .name = "1080I60",
> +               .width = 1920,
> +               .height = 1080,
> +               .frm_fmt = 0,
> +               .ycmux_mode = 0,
> +               .eav2sav = 280 - 8,
> +               .sav2eav = 1920,
> +               .l1 = 1,
> +               .l3 = 21,
> +               .l5 = 561,
> +               .l7 = 563,
> +               .l9 = 584,
> +               .l11 = 1124,
> +               .vsize = 1125,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_1080I60,
> +       },
> +       {
> +               .name = "1080p60",
> +               .width = 1920,
> +               .height = 1080,
> +               .frm_fmt = 1,
> +               .ycmux_mode = 0,
> +               .eav2sav = 280 - 8,
> +               .sav2eav = 1920,
> +               .l1 = 1,
> +               .l3 = 42,
> +               .l5 = 1122,
> +               .vsize = 1125,
> +               .capture_format = 0,
> +               .vbi_supported = 0,
> +               .hd_sd = 1,
> +               .dv_preset = V4L2_DV_1080P60,
> +       },
> +
> +       /* SDTV formats */
> +
> +       {
> +               .name = "NTSC_M",
> +               .width = 720,
> +               .height = 480,
> +               .frm_fmt = 0,
> +               .ycmux_mode = 1,
> +               .eav2sav = 268,
> +               .sav2eav = 1440,
> +               .l1 = 1,
> +               .l3 = 23,
> +               .l5 = 263,
> +               .l7 = 266,
> +               .l9 = 286,
> +               .l11 = 525,
> +               .vsize = 525,
> +               .capture_format = 0,
> +               .vbi_supported = 1,
> +               .hd_sd = 0,
> +               .stdid = V4L2_STD_525_60,
> +       },
> +       {
> +               .name = "PAL_BDGHIK",
> +               .width = 720,
> +               .height = 576,
> +               .frm_fmt = 0,
> +               .ycmux_mode = 1,
> +               .eav2sav = 280,
> +               .sav2eav = 1440,
> +               .l1 = 1,
> +               .l3 = 23,
> +               .l5 = 311,
> +               .l7 = 313,
> +               .l9 = 336,
> +               .l11 = 624,
> +               .vsize = 625,
> +               .capture_format = 0,
> +               .vbi_supported = 1,
> +               .hd_sd = 0,
> +               .stdid = V4L2_STD_625_50,
> +       },
> +};
> +
> +const unsigned int vpif_ch_params_count = ARRAY_SIZE(ch_params);
> +
>  static inline void vpif_wr_bit(u32 reg, u32 bit, u32 val)
>  {
>        if (val)
> diff --git a/drivers/media/video/davinci/vpif.h b/drivers/media/video/davinci/vpif.h
> index 188841b..b121683 100644
> --- a/drivers/media/video/davinci/vpif.h
> +++ b/drivers/media/video/davinci/vpif.h
> @@ -577,7 +577,6 @@ struct vpif_channel_config_params {
>        char name[VPIF_MAX_NAME];       /* Name of the mode */
>        u16 width;                      /* Indicates width of the image */
>        u16 height;                     /* Indicates height of the image */
> -       u8 fps;
>        u8 frm_fmt;                     /* Indicates whether this is interlaced
>                                         * or progressive format */
>        u8 ycmux_mode;                  /* Indicates whether this mode requires
> @@ -592,8 +591,12 @@ struct vpif_channel_config_params {
>                                         * supports capturing vbi or not */
>        u8 hd_sd;
>        v4l2_std_id stdid;
> +       u32 dv_preset;                  /* HDTV format */
>  };
>
> +extern const unsigned int vpif_ch_params_count;
> +extern const struct vpif_channel_config_params ch_params[];
> +
>  struct vpif_video_params;
>  struct vpif_params;
>  struct vpif_vbi_params;
> diff --git a/drivers/media/video/davinci/vpif_capture.c b/drivers/media/video/davinci/vpif_capture.c
> index 34ac883..778af7e 100644
> --- a/drivers/media/video/davinci/vpif_capture.c
> +++ b/drivers/media/video/davinci/vpif_capture.c
> @@ -82,20 +82,6 @@ static struct vpif_device vpif_obj = { {NULL} };
>  static struct device *vpif_dev;
>
>  /**
> - * ch_params: video standard configuration parameters for vpif
> - */
> -static const struct vpif_channel_config_params ch_params[] = {
> -       {
> -               "NTSC_M", 720, 480, 30, 0, 1, 268, 1440, 1, 23, 263, 266,
> -               286, 525, 525, 0, 1, 0, V4L2_STD_525_60,
> -       },
> -       {
> -               "PAL_BDGHIK", 720, 576, 25, 0, 1, 280, 1440, 1, 23, 311, 313,
> -               336, 624, 625, 0, 1, 0, V4L2_STD_625_50,
> -       },
> -};
> -
> -/**
>  * vpif_uservirt_to_phys : translate user/virtual address to phy address
>  * @virtp: user/virtual address
>  *
> @@ -444,7 +430,7 @@ static int vpif_update_std_info(struct channel_obj *ch)
>
>        std_info = &vpifparams->std_info;
>
> -       for (index = 0; index < ARRAY_SIZE(ch_params); index++) {
> +       for (index = 0; index < vpif_ch_params_count; index++) {
>                config = &ch_params[index];
>                if (config->stdid & vid_ch->stdid) {
>                        memcpy(std_info, config, sizeof(*config));
> @@ -453,7 +439,7 @@ static int vpif_update_std_info(struct channel_obj *ch)
>        }
>
>        /* standard not found */
> -       if (index == ARRAY_SIZE(ch_params))
> +       if (index == vpif_ch_params_count)
>                return -EINVAL;
>
>        common->fmt.fmt.pix.width = std_info->width;
> diff --git a/drivers/media/video/davinci/vpif_display.c b/drivers/media/video/davinci/vpif_display.c
> index b56c53a..edfc095 100644
> --- a/drivers/media/video/davinci/vpif_display.c
> +++ b/drivers/media/video/davinci/vpif_display.c
> @@ -85,17 +85,6 @@ static struct vpif_config_params config_params = {
>  static struct vpif_device vpif_obj = { {NULL} };
>  static struct device *vpif_dev;
>
> -static const struct vpif_channel_config_params ch_params[] = {
> -       {
> -               "NTSC", 720, 480, 30, 0, 1, 268, 1440, 1, 23, 263, 266,
> -               286, 525, 525, 0, 1, 0, V4L2_STD_525_60,
> -       },
> -       {
> -               "PAL", 720, 576, 25, 0, 1, 280, 1440, 1, 23, 311, 313,
> -               336, 624, 625, 0, 1, 0, V4L2_STD_625_50,
> -       },
> -};
> -
>  /*
>  * vpif_uservirt_to_phys: This function is used to convert user
>  * space virtual address to physical address.
> @@ -388,7 +377,7 @@ static int vpif_get_std_info(struct channel_obj *ch)
>        if (!std_info->stdid)
>                return -1;
>
> -       for (index = 0; index < ARRAY_SIZE(ch_params); index++) {
> +       for (index = 0; index < vpif_ch_params_count; index++) {
>                config = &ch_params[index];
>                if (config->stdid & std_info->stdid) {
>                        memcpy(std_info, config, sizeof(*config));
> @@ -396,8 +385,8 @@ static int vpif_get_std_info(struct channel_obj *ch)
>                }
>        }
>
> -       if (index == ARRAY_SIZE(ch_params))
> -               return -1;
> +       if (index == vpif_ch_params_count)
> +               return -EINVAL;
>
>        common->fmt.fmt.pix.width = std_info->width;
>        common->fmt.fmt.pix.height = std_info->height;
> --
> 1.7.1
>
> --
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--
Murali Karicheri
mkaricheri@xxxxxxxxx



-- 
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mkaricheri@xxxxxxxxx
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