Based on work done by Katsuya Matsubara.
Signed-off-by: Phil Edworthy <phil.edworthy@xxxxxxxxxxx>
---
v2:
- Added documentation.
- Added SOCAM_DATAWIDTH_12 definition.
Documentation/DocBook/media/v4l/subdev-formats.xml | 206 +++++++++++++++++++-
Documentation/DocBook/media_api.tmpl | 1 +
drivers/media/platform/soc_camera/soc_mediabus.c | 42 ++++
include/media/soc_camera.h | 7 +-
include/media/soc_mediabus.h | 3 +
include/uapi/linux/v4l2-mediabus.h | 6 +-
6 files changed, 253 insertions(+), 12 deletions(-)
diff --git a/Documentation/DocBook/media/v4l/subdev-formats.xml b/Documentation/DocBook/media/v4l/subdev-formats.xml
index cc51372..adc6198 100644
--- a/Documentation/DocBook/media/v4l/subdev-formats.xml
+++ b/Documentation/DocBook/media/v4l/subdev-formats.xml
@@ -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>
diff --git a/Documentation/DocBook/media_api.tmpl b/Documentation/DocBook/media_api.tmpl
index 1f6593d..6a8b715 100644
--- a/Documentation/DocBook/media_api.tmpl
+++ b/Documentation/DocBook/media_api.tmpl
@@ -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">
diff --git a/drivers/media/platform/soc_camera/soc_mediabus.c b/drivers/media/platform/soc_camera/soc_mediabus.c
index 89dce09..7569e77 100644
--- a/drivers/media/platform/soc_camera/soc_mediabus.c
+++ b/drivers/media/platform/soc_camera/soc_mediabus.c
@@ -97,6 +97,42 @@ static const struct soc_mbus_lookup mbus_fmt[] = {
.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 = {
.fourcc = V4L2_PIX_FMT_SBGGR8,
@@ -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;
}
diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
index 2cc70cf..ff77d08 100644
--- a/include/media/soc_camera.h
+++ b/include/media/soc_camera.h
@@ -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,
diff --git a/include/media/soc_mediabus.h b/include/media/soc_mediabus.h
index 0dc6f46..d33f6d0 100644
--- a/include/media/soc_mediabus.h
+++ b/include/media/soc_mediabus.h
@@ -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,
};
/**
diff --git a/include/uapi/linux/v4l2-mediabus.h b/include/uapi/linux/v4l2-mediabus.h
index b9b7bea..6ee63d0 100644
--- a/include/uapi/linux/v4l2-mediabus.h
+++ b/include/uapi/linux/v4l2-mediabus.h
@@ -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,
--
1.7.5.4
--
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