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yaml
---
r: 250292
b: refs/heads/master
c: 93f116d
h: refs/heads/master
v: v3
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Guennadi Liakhovetski authored and Mauro Carvalho Chehab committed May 20, 2011
1 parent c97e962 commit bf20a35
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Showing 3 changed files with 84 additions and 25 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: ee1b6f4bf3aa827b0daf65d7441e75212604b1c9
refs/heads/master: 93f116d595e9aa7dca5f6507376d6995f217d420
93 changes: 69 additions & 24 deletions trunk/drivers/media/video/soc_mediabus.c
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Expand Up @@ -15,128 +15,161 @@
#include <media/v4l2-mediabus.h>
#include <media/soc_mediabus.h>

#define MBUS_IDX(f) (V4L2_MBUS_FMT_ ## f - V4L2_MBUS_FMT_FIXED - 1)

static const struct soc_mbus_pixelfmt mbus_fmt[] = {
[MBUS_IDX(YUYV8_2X8)] = {
static const struct soc_mbus_lookup mbus_fmt[] = {
{
.code = V4L2_MBUS_FMT_YUYV8_2X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_YUYV,
.name = "YUYV",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(YVYU8_2X8)] = {
}, {
.code = V4L2_MBUS_FMT_YVYU8_2X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_YVYU,
.name = "YVYU",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(UYVY8_2X8)] = {
}, {
.code = V4L2_MBUS_FMT_UYVY8_2X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_UYVY,
.name = "UYVY",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(VYUY8_2X8)] = {
}, {
.code = V4L2_MBUS_FMT_VYUY8_2X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_VYUY,
.name = "VYUY",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(RGB555_2X8_PADHI_LE)] = {
}, {
.code = V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB555,
.name = "RGB555",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(RGB555_2X8_PADHI_BE)] = {
}, {
.code = V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB555X,
.name = "RGB555X",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(RGB565_2X8_LE)] = {
}, {
.code = V4L2_MBUS_FMT_RGB565_2X8_LE,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB565,
.name = "RGB565",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(RGB565_2X8_BE)] = {
}, {
.code = V4L2_MBUS_FMT_RGB565_2X8_BE,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB565X,
.name = "RGB565X",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(SBGGR8_1X8)] = {
}, {
.code = V4L2_MBUS_FMT_SBGGR8_1X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR8,
.name = "Bayer 8 BGGR",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_NONE,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(SBGGR10_1X10)] = {
}, {
.code = V4L2_MBUS_FMT_SBGGR10_1X10,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR10,
.name = "Bayer 10 BGGR",
.bits_per_sample = 10,
.packing = SOC_MBUS_PACKING_EXTEND16,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(Y8_1X8)] = {
}, {
.code = V4L2_MBUS_FMT_Y8_1X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_GREY,
.name = "Grey",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_NONE,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(Y10_1X10)] = {
}, {
.code = V4L2_MBUS_FMT_Y10_1X10,
.fmt = {
.fourcc = V4L2_PIX_FMT_Y10,
.name = "Grey 10bit",
.bits_per_sample = 10,
.packing = SOC_MBUS_PACKING_EXTEND16,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(SBGGR10_2X8_PADHI_LE)] = {
}, {
.code = V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR10,
.name = "Bayer 10 BGGR",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(SBGGR10_2X8_PADLO_LE)] = {
}, {
.code = V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_LE,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR10,
.name = "Bayer 10 BGGR",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADLO,
.order = SOC_MBUS_ORDER_LE,
},
[MBUS_IDX(SBGGR10_2X8_PADHI_BE)] = {
}, {
.code = V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_BE,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR10,
.name = "Bayer 10 BGGR",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADHI,
.order = SOC_MBUS_ORDER_BE,
},
[MBUS_IDX(SBGGR10_2X8_PADLO_BE)] = {
}, {
.code = V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_BE,
.fmt = {
.fourcc = V4L2_PIX_FMT_SBGGR10,
.name = "Bayer 10 BGGR",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_2X8_PADLO,
.order = SOC_MBUS_ORDER_BE,
},
[MBUS_IDX(JPEG_1X8)] = {
}, {
.code = V4L2_MBUS_FMT_JPEG_1X8,
.fmt = {
.fourcc = V4L2_PIX_FMT_JPEG,
.name = "JPEG",
.bits_per_sample = 8,
.packing = SOC_MBUS_PACKING_VARIABLE,
.order = SOC_MBUS_ORDER_LE,
},
},
};

int soc_mbus_samples_per_pixel(const struct soc_mbus_pixelfmt *mf)
Expand Down Expand Up @@ -171,13 +204,25 @@ s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf)
}
EXPORT_SYMBOL(soc_mbus_bytes_per_line);

const struct soc_mbus_pixelfmt *soc_mbus_find_fmtdesc(
enum v4l2_mbus_pixelcode code,
const struct soc_mbus_lookup *lookup,
int n)
{
int i;

for (i = 0; i < n; i++)
if (lookup[i].code == code)
return &lookup[i].fmt;

return NULL;
}
EXPORT_SYMBOL(soc_mbus_find_fmtdesc);

const struct soc_mbus_pixelfmt *soc_mbus_get_fmtdesc(
enum v4l2_mbus_pixelcode code)
{
if (code - V4L2_MBUS_FMT_FIXED > ARRAY_SIZE(mbus_fmt) ||
code <= V4L2_MBUS_FMT_FIXED)
return NULL;
return mbus_fmt + code - V4L2_MBUS_FMT_FIXED - 1;
return soc_mbus_find_fmtdesc(code, mbus_fmt, ARRAY_SIZE(mbus_fmt));
}
EXPORT_SYMBOL(soc_mbus_get_fmtdesc);

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14 changes: 14 additions & 0 deletions trunk/include/media/soc_mediabus.h
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,20 @@ struct soc_mbus_pixelfmt {
u8 bits_per_sample;
};

/**
* struct soc_mbus_lookup - Lookup FOURCC IDs by mediabus codes for pass-through
* @code: mediabus pixel-code
* @fmt: pixel format description
*/
struct soc_mbus_lookup {
enum v4l2_mbus_pixelcode code;
struct soc_mbus_pixelfmt fmt;
};

const struct soc_mbus_pixelfmt *soc_mbus_find_fmtdesc(
enum v4l2_mbus_pixelcode code,
const struct soc_mbus_lookup *lookup,
int n);
const struct soc_mbus_pixelfmt *soc_mbus_get_fmtdesc(
enum v4l2_mbus_pixelcode code);
s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf);
Expand Down

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