diff options
Diffstat (limited to 'drivers/media/video/tvp7002.c')
| -rw-r--r-- | drivers/media/video/tvp7002.c | 126 |
1 files changed, 27 insertions, 99 deletions
diff --git a/drivers/media/video/tvp7002.c b/drivers/media/video/tvp7002.c index 48f5c76..e63b40f 100644 --- a/drivers/media/video/tvp7002.c +++ b/drivers/media/video/tvp7002.c @@ -330,19 +330,6 @@ static const struct i2c_reg_value tvp7002_parms_720P50[] = { { TVP7002_EOR, 0xff, TVP7002_RESERVED } }; -/* Struct list for available formats */ -static const struct v4l2_fmtdesc tvp7002_fmt_list[] = { - { - .index = 0, - .type = V4L2_BUF_TYPE_VIDEO_CAPTURE, - .flags = 0, - .description = "8-bit UYVY 4:2:2 Format", - .pixelformat = V4L2_PIX_FMT_UYVY, - }, -}; - -#define NUM_FORMATS ARRAY_SIZE(tvp7002_fmt_list) - /* Preset definition for handling device operation */ struct tvp7002_preset_definition { u32 preset; @@ -439,7 +426,6 @@ struct tvp7002 { int ver; int streaming; - struct v4l2_pix_format pix; const struct tvp7002_preset_definition *current_preset; u8 gain; }; @@ -695,81 +681,33 @@ static int tvp7002_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) } /* - * tvp7002_try_fmt_cap() - V4L2 decoder interface handler for try_fmt + * tvp7002_mbus_fmt() - V4L2 decoder interface handler for try/s/g_mbus_fmt * @sd: pointer to standard V4L2 sub-device structure - * @f: pointer to standard V4L2 VIDIOC_TRY_FMT ioctl structure + * @f: pointer to mediabus format structure * - * Implement the VIDIOC_TRY_FMT ioctl for the CAPTURE buffer type. This - * ioctl is used to negotiate the image capture size and pixel format - * without actually making it take effect. + * Negotiate the image capture size and mediabus format. + * There is only one possible format, so this single function works for + * get, set and try. */ -static int tvp7002_try_fmt_cap(struct v4l2_subdev *sd, struct v4l2_format *f) +static int tvp7002_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) { struct tvp7002 *device = to_tvp7002(sd); struct v4l2_dv_enum_preset e_preset; - struct v4l2_pix_format *pix; - int error = 0; - - pix = &f->fmt.pix; + int error; /* Calculate height and width based on current standard */ error = v4l_fill_dv_preset_info(device->current_preset->preset, &e_preset); if (error) - return -EINVAL; - - pix->width = e_preset.width; - pix->height = e_preset.height; - pix->pixelformat = V4L2_PIX_FMT_UYVY; - pix->field = device->current_preset->scanmode; - pix->bytesperline = pix->width * 2; - pix->sizeimage = pix->bytesperline * pix->height; - pix->colorspace = device->current_preset->color_space; - pix->priv = 0; - - v4l2_dbg(1, debug, sd, "Try FMT: pixelformat - %s, bytesperline - %d" - "Width - %d, Height - %d", "8-bit UYVY 4:2:2 Format", - pix->bytesperline, pix->width, pix->height); - return error; -} - -/* - * tvp7002_s_fmt() - V4L2 decoder interface handler for s_fmt - * @sd: pointer to standard V4L2 sub-device structure - * @f: pointer to standard V4L2 VIDIOC_S_FMT ioctl structure - * - * If the requested format is supported, configures the HW to use that - * format, returns error code if format not supported or HW can't be - * correctly configured. - */ -static int tvp7002_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f) -{ - struct tvp7002 *decoder = to_tvp7002(sd); - int rval; - - rval = tvp7002_try_fmt_cap(sd, f); - if (!rval) - decoder->pix = f->fmt.pix; - return rval; -} - -/* - * tvp7002_g_fmt() - V4L2 decoder interface handler for tvp7002_g_fmt - * @sd: pointer to standard V4L2 sub-device structure - * @f: pointer to standard V4L2 v4l2_format structure - * - * Returns the decoder's current pixel format in the v4l2_format - * parameter. - */ -static int tvp7002_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f) -{ - struct tvp7002 *decoder = to_tvp7002(sd); + return error; - f->fmt.pix = decoder->pix; + f->width = e_preset.width; + f->height = e_preset.height; + f->code = V4L2_MBUS_FMT_YUYV10_1X20; + f->field = device->current_preset->scanmode; + f->colorspace = device->current_preset->color_space; - v4l2_dbg(1, debug, sd, "Current FMT: bytesperline - %d" - "Width - %d, Height - %d", - decoder->pix.bytesperline, - decoder->pix.width, decoder->pix.height); + v4l2_dbg(1, debug, sd, "MBUS_FMT: Width - %d, Height - %d", + f->width, f->height); return 0; } @@ -894,21 +832,21 @@ static int tvp7002_s_register(struct v4l2_subdev *sd, #endif /* - * tvp7002_enum_fmt() - Enum supported formats + * tvp7002_enum_mbus_fmt() - Enum supported mediabus formats * @sd: pointer to standard V4L2 sub-device structure - * @fmtdesc: pointer to format struct + * @index: format index + * @code: pointer to mediabus format * - * Enumerate supported formats. + * Enumerate supported mediabus formats. */ -static int tvp7002_enum_fmt(struct v4l2_subdev *sd, - struct v4l2_fmtdesc *fmtdesc) +static int tvp7002_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index, + enum v4l2_mbus_pixelcode *code) { /* Check requested format index is within range */ - if (fmtdesc->index < 0 || fmtdesc->index >= NUM_FORMATS) + if (index) return -EINVAL; - *fmtdesc = tvp7002_fmt_list[fmtdesc->index]; - + *code = V4L2_MBUS_FMT_YUYV10_1X20; return 0; } @@ -1027,9 +965,10 @@ static const struct v4l2_subdev_video_ops tvp7002_video_ops = { .s_dv_preset = tvp7002_s_dv_preset, .query_dv_preset = tvp7002_query_dv_preset, .s_stream = tvp7002_s_stream, - .g_fmt = tvp7002_g_fmt, - .s_fmt = tvp7002_s_fmt, - .enum_fmt = tvp7002_enum_fmt, + .g_mbus_fmt = tvp7002_mbus_fmt, + .try_mbus_fmt = tvp7002_mbus_fmt, + .s_mbus_fmt = tvp7002_mbus_fmt, + .enum_mbus_fmt = tvp7002_enum_mbus_fmt, }; /* V4L2 top level operation handlers */ @@ -1040,17 +979,6 @@ static const struct v4l2_subdev_ops tvp7002_ops = { static struct tvp7002 tvp7002_dev = { .streaming = 0, - - .pix = { - .width = 1280, - .height = 720, - .pixelformat = V4L2_PIX_FMT_UYVY, - .field = V4L2_FIELD_NONE, - .bytesperline = 1280 * 2, - .sizeimage = 1280 * 2 * 720, - .colorspace = V4L2_COLORSPACE_REC709, - }, - .current_preset = tvp7002_presets, .gain = 0, }; |
