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[media] soc_camera: Add RGB666 & RGB888 formats

Browse Source 
Based on work done by Katsuya Matsubara.

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
tirimbino
Phil Edworthy 12 years ago committed by Mauro Carvalho Chehab
parent 64e171e3f6
commit 7b88fc086a
6 changed files with 253 additions and 12 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 206
      Documentation/DocBook/media/v4l/subdev-formats.xml
  2. 1
      Documentation/DocBook/media_api.tmpl
  3. 42
      drivers/media/platform/soc_camera/soc_mediabus.c
  4. 7
      include/media/soc_camera.h
  5. 3
      include/media/soc_mediabus.h
  6. 6
      include/uapi/linux/v4l2-mediabus.h

206
Documentation/DocBook/media/v4l/subdev-formats.xml
Unescape View File

@ -93,19 +93,35 @@
<table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-rgb">
<title>RGB formats</title>
<tgroup cols="11">
<tgroup cols="27">
<colspec colname="id" align="left" />
<colspec colname="code" align="center"/>
<colspec colname="bit" />
<colspec colnum="4" colname="b07" align="center" />
<colspec colnum="5" colname="b06" align="center" />
<colspec colnum="6" colname="b05" align="center" />
<colspec colnum="7" colname="b04" align="center" />
<colspec colnum="8" colname="b03" align="center" />
<colspec colnum="9" colname="b02" align="center" />
<colspec colnum="10" colname="b01" align="center" />
<colspec colnum="11" colname="b00" align="center" />
<spanspec namest="b07" nameend="b00" spanname="b0" />
<colspec colnum="4" colname="b23" align="center" />
<colspec colnum="5" colname="b22" align="center" />
<colspec colnum="6" colname="b21" align="center" />
<colspec colnum="7" colname="b20" align="center" />
<colspec colnum="8" colname="b19" align="center" />
<colspec colnum="9" colname="b18" align="center" />
<colspec colnum="10" colname="b17" align="center" />
<colspec colnum="11" colname="b16" align="center" />
<colspec colnum="12" colname="b15" align="center" />
<colspec colnum="13" colname="b14" align="center" />
<colspec colnum="14" colname="b13" align="center" />
<colspec colnum="15" colname="b12" align="center" />
<colspec colnum="16" colname="b11" align="center" />
<colspec colnum="17" colname="b10" align="center" />
<colspec colnum="18" colname="b09" align="center" />
<colspec colnum="19" colname="b08" align="center" />
<colspec colnum="20" colname="b07" align="center" />
<colspec colnum="21" colname="b06" align="center" />
<colspec colnum="22" colname="b05" align="center" />
<colspec colnum="23" colname="b04" align="center" />
<colspec colnum="24" colname="b03" align="center" />
<colspec colnum="25" colname="b02" align="center" />
<colspec colnum="26" colname="b01" align="center" />
<colspec colnum="27" colname="b00" align="center" />
<spanspec namest="b23" nameend="b00" spanname="b0" />
<thead>
<row>
<entry>Identifier</entry>
@ -117,6 +133,22 @@
<entry></entry>
<entry></entry>
<entry>Bit</entry>
<entry>23</entry>
<entry>22</entry>
<entry>21</entry>
<entry>20</entry>
<entry>19</entry>
<entry>18</entry>
<entry>17</entry>
<entry>16</entry>
<entry>15</entry>
<entry>14</entry>
<entry>13</entry>
<entry>12</entry>
<entry>11</entry>
<entry>10</entry>
<entry>9</entry>
<entry>8</entry>
<entry>7</entry>
<entry>6</entry>
<entry>5</entry>
@ -132,6 +164,7 @@
<entry>V4L2_MBUS_FMT_RGB444_2X8_PADHI_BE</entry>
<entry>0x1001</entry>
<entry></entry>
&dash-ent-16;
<entry>0</entry>
<entry>0</entry>
<entry>0</entry>
@ -145,6 +178,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>3</subscript></entry>
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
@ -158,6 +192,7 @@
<entry>V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE</entry>
<entry>0x1002</entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>3</subscript></entry>
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
@ -171,6 +206,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>0</entry>
<entry>0</entry>
<entry>0</entry>
@ -184,6 +220,7 @@
<entry>V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE</entry>
<entry>0x1003</entry>
<entry></entry>
&dash-ent-16;
<entry>0</entry>
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
@ -197,6 +234,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
@ -210,6 +248,7 @@
<entry>V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE</entry>
<entry>0x1004</entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
@ -223,6 +262,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>0</entry>
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
@ -236,6 +276,7 @@
<entry>V4L2_MBUS_FMT_BGR565_2X8_BE</entry>
<entry>0x1005</entry>
<entry></entry>
&dash-ent-16;
<entry>b<subscript>4</subscript></entry>
<entry>b<subscript>3</subscript></entry>
<entry>b<subscript>2</subscript></entry>
@ -249,6 +290,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
@ -262,6 +304,7 @@
<entry>V4L2_MBUS_FMT_BGR565_2X8_LE</entry>
<entry>0x1006</entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
@ -275,6 +318,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>b<subscript>4</subscript></entry>
<entry>b<subscript>3</subscript></entry>
<entry>b<subscript>2</subscript></entry>
@ -288,6 +332,7 @@
<entry>V4L2_MBUS_FMT_RGB565_2X8_BE</entry>
<entry>0x1007</entry>
<entry></entry>
&dash-ent-16;
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
<entry>r<subscript>2</subscript></entry>
@ -301,6 +346,7 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
@ -314,6 +360,7 @@
<entry>V4L2_MBUS_FMT_RGB565_2X8_LE</entry>
<entry>0x1008</entry>
<entry></entry>
&dash-ent-16;
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
@ -327,6 +374,27 @@
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-16;
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
<entry>r<subscript>2</subscript></entry>
<entry>r<subscript>1</subscript></entry>
<entry>r<subscript>0</subscript></entry>
<entry>g<subscript>5</subscript></entry>
<entry>g<subscript>4</subscript></entry>
<entry>g<subscript>3</subscript></entry>
</row>
<row id="V4L2-MBUS-FMT-RGB666-1X18">
<entry>V4L2_MBUS_FMT_RGB666_1X18</entry>
<entry>0x1009</entry>
<entry></entry>
<entry>-</entry>
<entry>-</entry>
<entry>-</entry>
<entry>-</entry>
<entry>-</entry>
<entry>-</entry>
<entry>r<subscript>5</subscript></entry>
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
<entry>r<subscript>2</subscript></entry>
@ -335,6 +403,124 @@
<entry>g<subscript>5</subscript></entry>
<entry>g<subscript>4</subscript></entry>
<entry>g<subscript>3</subscript></entry>
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
<entry>b<subscript>5</subscript></entry>
<entry>b<subscript>4</subscript></entry>
<entry>b<subscript>3</subscript></entry>
<entry>b<subscript>2</subscript></entry>
<entry>b<subscript>1</subscript></entry>
<entry>b<subscript>0</subscript></entry>
</row>
<row id="V4L2-MBUS-FMT-RGB888-1X24">
<entry>V4L2_MBUS_FMT_RGB888_1X24</entry>
<entry>0x100a</entry>
<entry></entry>
<entry>r<subscript>7</subscript></entry>
<entry>r<subscript>6</subscript></entry>
<entry>r<subscript>5</subscript></entry>
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
<entry>r<subscript>2</subscript></entry>
<entry>r<subscript>1</subscript></entry>
<entry>r<subscript>0</subscript></entry>
<entry>g<subscript>7</subscript></entry>
<entry>g<subscript>6</subscript></entry>
<entry>g<subscript>5</subscript></entry>
<entry>g<subscript>4</subscript></entry>
<entry>g<subscript>3</subscript></entry>
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
<entry>b<subscript>7</subscript></entry>
<entry>b<subscript>6</subscript></entry>
<entry>b<subscript>5</subscript></entry>
<entry>b<subscript>4</subscript></entry>
<entry>b<subscript>3</subscript></entry>
<entry>b<subscript>2</subscript></entry>
<entry>b<subscript>1</subscript></entry>
<entry>b<subscript>0</subscript></entry>
</row>
<row id="V4L2-MBUS-FMT-RGB888-2X12-BE">
<entry>V4L2_MBUS_FMT_RGB888_2X12_BE</entry>
<entry>0x100b</entry>
<entry></entry>
&dash-ent-10;
<entry>-</entry>
<entry>-</entry>
<entry>r<subscript>7</subscript></entry>
<entry>r<subscript>6</subscript></entry>
<entry>r<subscript>5</subscript></entry>
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
<entry>r<subscript>2</subscript></entry>
<entry>r<subscript>1</subscript></entry>
<entry>r<subscript>0</subscript></entry>
<entry>g<subscript>7</subscript></entry>
<entry>g<subscript>6</subscript></entry>
<entry>g<subscript>5</subscript></entry>
<entry>g<subscript>4</subscript></entry>
</row>
<row>
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-10;
<entry>-</entry>
<entry>-</entry>
<entry>g<subscript>3</subscript></entry>
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
<entry>b<subscript>7</subscript></entry>
<entry>b<subscript>6</subscript></entry>
<entry>b<subscript>5</subscript></entry>
<entry>b<subscript>4</subscript></entry>
<entry>b<subscript>3</subscript></entry>
<entry>b<subscript>2</subscript></entry>
<entry>b<subscript>1</subscript></entry>
<entry>b<subscript>0</subscript></entry>
</row>
<row id="V4L2-MBUS-FMT-RGB888-2X12-LE">
<entry>V4L2_MBUS_FMT_RGB888_2X12_LE</entry>
<entry>0x100c</entry>
<entry></entry>
&dash-ent-10;
<entry>-</entry>
<entry>-</entry>
<entry>g<subscript>3</subscript></entry>
<entry>g<subscript>2</subscript></entry>
<entry>g<subscript>1</subscript></entry>
<entry>g<subscript>0</subscript></entry>
<entry>b<subscript>7</subscript></entry>
<entry>b<subscript>6</subscript></entry>
<entry>b<subscript>5</subscript></entry>
<entry>b<subscript>4</subscript></entry>
<entry>b<subscript>3</subscript></entry>
<entry>b<subscript>2</subscript></entry>
<entry>b<subscript>1</subscript></entry>
<entry>b<subscript>0</subscript></entry>
</row>
<row>
<entry></entry>
<entry></entry>
<entry></entry>
&dash-ent-10;
<entry>-</entry>
<entry>-</entry>
<entry>r<subscript>7</subscript></entry>
<entry>r<subscript>6</subscript></entry>
<entry>r<subscript>5</subscript></entry>
<entry>r<subscript>4</subscript></entry>
<entry>r<subscript>3</subscript></entry>
<entry>r<subscript>2</subscript></entry>
<entry>r<subscript>1</subscript></entry>
<entry>r<subscript>0</subscript></entry>
<entry>g<subscript>7</subscript></entry>
<entry>g<subscript>6</subscript></entry>
<entry>g<subscript>5</subscript></entry>
<entry>g<subscript>4</subscript></entry>
</row>
</tbody>
</tgroup>

1
Documentation/DocBook/media_api.tmpl
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@ -23,6 +23,7 @@
<!-- LinuxTV v4l-dvb repository. -->
<!ENTITY v4l-dvb "<ulink url='http://linuxtv.org/repo/'>http://linuxtv.org/repo/</ulink>">
<!ENTITY dash-ent-10 "<entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry>">
<!ENTITY dash-ent-16 "<entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry><entry>-</entry>">
]>
<book id="media_api">

42
drivers/media/platform/soc_camera/soc_mediabus.c
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@ -96,6 +96,42 @@ static const struct soc_mbus_lookup mbus_fmt[] = {
.order = SOC_MBUS_ORDER_LE,
.layout = SOC_MBUS_LAYOUT_PACKED,
},
}, {
.code = V4L2_MBUS_FMT_RGB666_1X18,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB32,
.name = "RGB666/32bpp",
.bits_per_sample = 18,
.packing = SOC_MBUS_PACKING_EXTEND32,
.order = SOC_MBUS_ORDER_LE,
},
}, {
.code = V4L2_MBUS_FMT_RGB888_1X24,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB32,
.name = "RGB888/32bpp",
.bits_per_sample = 24,
.packing = SOC_MBUS_PACKING_EXTEND32,
.order = SOC_MBUS_ORDER_LE,
},
}, {
.code = V4L2_MBUS_FMT_RGB888_2X12_BE,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB32,
.name = "RGB888/32bpp",
.bits_per_sample = 12,
.packing = SOC_MBUS_PACKING_EXTEND32,
.order = SOC_MBUS_ORDER_BE,
},
}, {
.code = V4L2_MBUS_FMT_RGB888_2X12_LE,
.fmt = {
.fourcc = V4L2_PIX_FMT_RGB32,
.name = "RGB888/32bpp",
.bits_per_sample = 12,
.packing = SOC_MBUS_PACKING_EXTEND32,
.order = SOC_MBUS_ORDER_LE,
},
}, {
.code = V4L2_MBUS_FMT_SBGGR8_1X8,
.fmt = {
@ -358,6 +394,10 @@ int soc_mbus_samples_per_pixel(const struct soc_mbus_pixelfmt *mf,
*numerator = 1;
*denominator = 1;
return 0;
case SOC_MBUS_PACKING_EXTEND32:
*numerator = 1;
*denominator = 1;
return 0;
case SOC_MBUS_PACKING_2X8_PADHI:
case SOC_MBUS_PACKING_2X8_PADLO:
*numerator = 2;
@ -392,6 +432,8 @@ s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf)
return width * 3 / 2;
case SOC_MBUS_PACKING_VARIABLE:
return 0;
case SOC_MBUS_PACKING_EXTEND32:
return width * 4;
}
return -EINVAL;
}

7
include/media/soc_camera.h
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@ -292,12 +292,17 @@ struct soc_camera_sense {
#define SOCAM_DATAWIDTH_8 SOCAM_DATAWIDTH(8)
#define SOCAM_DATAWIDTH_9 SOCAM_DATAWIDTH(9)
#define SOCAM_DATAWIDTH_10 SOCAM_DATAWIDTH(10)
#define SOCAM_DATAWIDTH_12 SOCAM_DATAWIDTH(12)
#define SOCAM_DATAWIDTH_15 SOCAM_DATAWIDTH(15)
#define SOCAM_DATAWIDTH_16 SOCAM_DATAWIDTH(16)
#define SOCAM_DATAWIDTH_18 SOCAM_DATAWIDTH(18)
#define SOCAM_DATAWIDTH_24 SOCAM_DATAWIDTH(24)
#define SOCAM_DATAWIDTH_MASK (SOCAM_DATAWIDTH_4 | SOCAM_DATAWIDTH_8 | \
SOCAM_DATAWIDTH_9 | SOCAM_DATAWIDTH_10 | \
SOCAM_DATAWIDTH_15 | SOCAM_DATAWIDTH_16)
SOCAM_DATAWIDTH_12 | SOCAM_DATAWIDTH_15 | \
SOCAM_DATAWIDTH_16 | SOCAM_DATAWIDTH_18 | \
SOCAM_DATAWIDTH_24)
static inline void soc_camera_limit_side(int *start, int *length,
unsigned int start_min,

3
include/media/soc_mediabus.h
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@ -26,6 +26,8 @@
* @SOC_MBUS_PACKING_VARIABLE: compressed formats with variable packing
* @SOC_MBUS_PACKING_1_5X8: used for packed YUV 4:2:0 formats, where 4
* pixels occupy 6 bytes in RAM
* @SOC_MBUS_PACKING_EXTEND32: sample width (e.g., 24 bits) has to be extended
* to 32 bits
*/
enum soc_mbus_packing {
SOC_MBUS_PACKING_NONE,
@ -34,6 +36,7 @@ enum soc_mbus_packing {
SOC_MBUS_PACKING_EXTEND16,
SOC_MBUS_PACKING_VARIABLE,
SOC_MBUS_PACKING_1_5X8,
SOC_MBUS_PACKING_EXTEND32,
};
/**

6
include/uapi/linux/v4l2-mediabus.h
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@ -37,7 +37,7 @@
enum v4l2_mbus_pixelcode {
V4L2_MBUS_FMT_FIXED = 0x0001,
/* RGB - next is 0x1009 */
/* RGB - next is 0x100d */
V4L2_MBUS_FMT_RGB444_2X8_PADHI_BE = 0x1001,
V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE = 0x1002,
V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE = 0x1003,
@ -46,6 +46,10 @@ enum v4l2_mbus_pixelcode {
V4L2_MBUS_FMT_BGR565_2X8_LE = 0x1006,
V4L2_MBUS_FMT_RGB565_2X8_BE = 0x1007,
V4L2_MBUS_FMT_RGB565_2X8_LE = 0x1008,
V4L2_MBUS_FMT_RGB666_1X18 = 0x1009,
V4L2_MBUS_FMT_RGB888_1X24 = 0x100a,
V4L2_MBUS_FMT_RGB888_2X12_BE = 0x100b,
V4L2_MBUS_FMT_RGB888_2X12_LE = 0x100c,
/* YUV (including grey) - next is 0x2017 */
V4L2_MBUS_FMT_Y8_1X8 = 0x2001,

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