diff mbox series

[2/8] media: Add a pixel format for MIPI packed 14bit luma only

Message ID 20240209164825.166800-3-jacopo.mondi@ideasonboard.com (mailing list archive)
State New
Headers show
Series media: raspberrypi: Add support for PiSP Back End | expand

Commit Message

Jacopo Mondi Feb. 9, 2024, 4:48 p.m. UTC 
From: Dave Stevenson <dave.stevenson@raspberrypi.com>

This is the format used by monochrome 14bit image sensors.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
---
 .../userspace-api/media/v4l/pixfmt-y14p.rst   | 47 +++++++++++++++++++
 .../userspace-api/media/v4l/yuv-formats.rst   |  1 +
 drivers/media/v4l2-core/v4l2-ioctl.c          |  1 +
 include/uapi/linux/videodev2.h                |  1 +
 4 files changed, 50 insertions(+)
 create mode 100644 Documentation/userspace-api/media/v4l/pixfmt-y14p.rst

Comments

Nicolas Dufresne Feb. 9, 2024, 5:54 p.m. UTC | #1 
Le vendredi 09 février 2024 à 17:48 +0100, Jacopo Mondi a écrit :
> From: Dave Stevenson <dave.stevenson@raspberrypi.com>
> 
> This is the format used by monochrome 14bit image sensors.
> 
> Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
> Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> ---
>  .../userspace-api/media/v4l/pixfmt-y14p.rst   | 47 +++++++++++++++++++
>  .../userspace-api/media/v4l/yuv-formats.rst   |  1 +
>  drivers/media/v4l2-core/v4l2-ioctl.c          |  1 +
>  include/uapi/linux/videodev2.h                |  1 +
>  4 files changed, 50 insertions(+)
>  create mode 100644 Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> 
> diff --git a/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> new file mode 100644
> index 000000000000..8e986bc6904f
> --- /dev/null
> +++ b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> @@ -0,0 +1,47 @@
> +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
> +
> +.. _V4L2-PIX-FMT-Y14P:
> +
> +**************************
> +V4L2_PIX_FMT_Y14P ('Y14P')
> +**************************
> +
> +Grey-scale image as a MIPI RAW14 packed array

Same suggestion applies, could be called Y14_MIPI due to the specific
arrangement.

> +
> +
> +Description
> +===========
> +
> +This is a packed grey-scale image format with a depth of 14 bits per
> +pixel. Every four consecutive samples are packed into seven bytes. Each
> +of the first four bytes contain the eight high order bits of the pixels,
> +and the three following bytes contains the six least significants bits of
> +each pixel, in the same order.
> +
> +**Byte Order.**
> +Each cell is one byte.
> +
> +.. tabularcolumns:: |p{1.8cm}|p{1.0cm}|p{1.0cm}|p{1.0cm}|p{1.1cm}|p{3.3cm}|p{3.3cm}|p{3.3cm}|
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       2 1 1 1 1 3 3 3
> +
> +
> +    -  -  start + 0:
> +       -  Y'\ :sub:`00high`
> +       -  Y'\ :sub:`01high`
> +       -  Y'\ :sub:`02high`
> +       -  Y'\ :sub:`03high`
> +       -  Y'\ :sub:`01low bits 1--0`\ (bits 7--6)
> +
> +	  Y'\ :sub:`00low bits 5--0`\ (bits 5--0)
> +
> +       -  Y'\ :sub:`02low bits 3--0`\ (bits 7--4)
> +
> +	  Y'\ :sub:`01low bits 5--2`\ (bits 3--0)
> +
> +       -  Y'\ :sub:`03low bits 5--0`\ (bits 7--2)
> +
> +	  Y'\ :sub:`02low bits 5--4`\ (bits 1--0)
> diff --git a/Documentation/userspace-api/media/v4l/yuv-formats.rst b/Documentation/userspace-api/media/v4l/yuv-formats.rst
> index 7c9ccfdd94cd..6104747d17d4 100644
> --- a/Documentation/userspace-api/media/v4l/yuv-formats.rst
> +++ b/Documentation/userspace-api/media/v4l/yuv-formats.rst
> @@ -268,6 +268,7 @@ image.
>      pixfmt-yuv-planar
>      pixfmt-yuv-luma
>      pixfmt-y12p
> +    pixfmt-y14p
>      pixfmt-y8i
>      pixfmt-y12i
>      pixfmt-uv8
> diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
> index 483498c55899..24f52485e59c 100644
> --- a/drivers/media/v4l2-core/v4l2-ioctl.c
> +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
> @@ -1312,6 +1312,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
>  	case V4L2_PIX_FMT_Y10BPACK:	descr = "10-bit Greyscale (Packed)"; break;
>  	case V4L2_PIX_FMT_Y10P:		descr = "10-bit Greyscale (MIPI Packed)"; break;
>  	case V4L2_PIX_FMT_Y12P:		descr = "12-bit Greyscale (MIPI Packed)"; break;
> +	case V4L2_PIX_FMT_Y14P:		descr = "14-bit Greyscale (MIPI Packed)"; break;
>  	case V4L2_PIX_FMT_IPU3_Y10:	descr = "10-bit greyscale (IPU3 Packed)"; break;
>  	case V4L2_PIX_FMT_Y8I:		descr = "Interleaved 8-bit Greyscale"; break;
>  	case V4L2_PIX_FMT_Y12I:		descr = "Interleaved 12-bit Greyscale"; break;
> diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> index 11ebf9b22ccb..94a0373e8234 100644
> --- a/include/uapi/linux/videodev2.h
> +++ b/include/uapi/linux/videodev2.h
> @@ -599,6 +599,7 @@ struct v4l2_pix_format {
>  #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '0', 'B') /* 10  Greyscale bit-packed */
>  #define V4L2_PIX_FMT_Y10P    v4l2_fourcc('Y', '1', '0', 'P') /* 10  Greyscale, MIPI RAW10 packed */
>  #define V4L2_PIX_FMT_Y12P    v4l2_fourcc('Y', '1', '2', 'P') /* 12  Greyscale, MIPI RAW12 packed */
> +#define V4L2_PIX_FMT_Y14P    v4l2_fourcc('Y', '1', '4', 'P') /* 14  Greyscale, MIPI RAW12 packed */
>  #define V4L2_PIX_FMT_IPU3_Y10		v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */
>  
>  /* Palette formats */
Jai Luthra Feb. 10, 2024, 5:17 a.m. UTC | #2 
Hi Jacopo,

Thanks for the patch.

On Feb 09, 2024 at 17:48:17 +0100, Jacopo Mondi wrote:
> From: Dave Stevenson <dave.stevenson@raspberrypi.com>
> 
> This is the format used by monochrome 14bit image sensors.
> 
> Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
> Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> ---
>  .../userspace-api/media/v4l/pixfmt-y14p.rst   | 47 +++++++++++++++++++
>  .../userspace-api/media/v4l/yuv-formats.rst   |  1 +
>  drivers/media/v4l2-core/v4l2-ioctl.c          |  1 +
>  include/uapi/linux/videodev2.h                |  1 +
>  4 files changed, 50 insertions(+)
>  create mode 100644 Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> 
> diff --git a/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> new file mode 100644
> index 000000000000..8e986bc6904f
> --- /dev/null
> +++ b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> @@ -0,0 +1,47 @@
> +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
> +
> +.. _V4L2-PIX-FMT-Y14P:
> +
> +**************************
> +V4L2_PIX_FMT_Y14P ('Y14P')
> +**************************
> +
> +Grey-scale image as a MIPI RAW14 packed array
> +
> +
> +Description
> +===========
> +
> +This is a packed grey-scale image format with a depth of 14 bits per
> +pixel. Every four consecutive samples are packed into seven bytes. Each
> +of the first four bytes contain the eight high order bits of the pixels,
> +and the three following bytes contains the six least significants bits of
> +each pixel, in the same order.
> +
> +**Byte Order.**
> +Each cell is one byte.
> +
> +.. tabularcolumns:: |p{1.8cm}|p{1.0cm}|p{1.0cm}|p{1.0cm}|p{1.1cm}|p{3.3cm}|p{3.3cm}|p{3.3cm}|
> +
> +.. flat-table::
> +    :header-rows:  0
> +    :stub-columns: 0
> +    :widths:       2 1 1 1 1 3 3 3
> +
> +
> +    -  -  start + 0:
> +       -  Y'\ :sub:`00high`
> +       -  Y'\ :sub:`01high`
> +       -  Y'\ :sub:`02high`
> +       -  Y'\ :sub:`03high`
> +       -  Y'\ :sub:`01low bits 1--0`\ (bits 7--6)
> +
> +	  Y'\ :sub:`00low bits 5--0`\ (bits 5--0)
> +
> +       -  Y'\ :sub:`02low bits 3--0`\ (bits 7--4)
> +
> +	  Y'\ :sub:`01low bits 5--2`\ (bits 3--0)
> +
> +       -  Y'\ :sub:`03low bits 5--0`\ (bits 7--2)
> +
> +	  Y'\ :sub:`02low bits 5--4`\ (bits 1--0)
> diff --git a/Documentation/userspace-api/media/v4l/yuv-formats.rst b/Documentation/userspace-api/media/v4l/yuv-formats.rst
> index 7c9ccfdd94cd..6104747d17d4 100644
> --- a/Documentation/userspace-api/media/v4l/yuv-formats.rst
> +++ b/Documentation/userspace-api/media/v4l/yuv-formats.rst
> @@ -268,6 +268,7 @@ image.
>      pixfmt-yuv-planar
>      pixfmt-yuv-luma
>      pixfmt-y12p
> +    pixfmt-y14p
>      pixfmt-y8i
>      pixfmt-y12i
>      pixfmt-uv8
> diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
> index 483498c55899..24f52485e59c 100644
> --- a/drivers/media/v4l2-core/v4l2-ioctl.c
> +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
> @@ -1312,6 +1312,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
>  	case V4L2_PIX_FMT_Y10BPACK:	descr = "10-bit Greyscale (Packed)"; break;
>  	case V4L2_PIX_FMT_Y10P:		descr = "10-bit Greyscale (MIPI Packed)"; break;
>  	case V4L2_PIX_FMT_Y12P:		descr = "12-bit Greyscale (MIPI Packed)"; break;
> +	case V4L2_PIX_FMT_Y14P:		descr = "14-bit Greyscale (MIPI Packed)"; break;
>  	case V4L2_PIX_FMT_IPU3_Y10:	descr = "10-bit greyscale (IPU3 Packed)"; break;
>  	case V4L2_PIX_FMT_Y8I:		descr = "Interleaved 8-bit Greyscale"; break;
>  	case V4L2_PIX_FMT_Y12I:		descr = "Interleaved 12-bit Greyscale"; break;
> diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> index 11ebf9b22ccb..94a0373e8234 100644
> --- a/include/uapi/linux/videodev2.h
> +++ b/include/uapi/linux/videodev2.h
> @@ -599,6 +599,7 @@ struct v4l2_pix_format {
>  #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '0', 'B') /* 10  Greyscale bit-packed */
>  #define V4L2_PIX_FMT_Y10P    v4l2_fourcc('Y', '1', '0', 'P') /* 10  Greyscale, MIPI RAW10 packed */
>  #define V4L2_PIX_FMT_Y12P    v4l2_fourcc('Y', '1', '2', 'P') /* 12  Greyscale, MIPI RAW12 packed */
> +#define V4L2_PIX_FMT_Y14P    v4l2_fourcc('Y', '1', '4', 'P') /* 14  Greyscale, MIPI RAW12 packed */

I guess comment should have RAW14 instead of RAW12?

>  #define V4L2_PIX_FMT_IPU3_Y10		v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */
>  
>  /* Palette formats */
> -- 
> 2.43.0
> 
>
Jacopo Mondi Feb. 23, 2024, 9:08 a.m. UTC | #3 
Hi Jai

On Sat, Feb 10, 2024 at 10:47:43AM +0530, Jai Luthra wrote:
> Hi Jacopo,
>
> Thanks for the patch.
>
> On Feb 09, 2024 at 17:48:17 +0100, Jacopo Mondi wrote:
> > From: Dave Stevenson <dave.stevenson@raspberrypi.com>
> >
> > This is the format used by monochrome 14bit image sensors.
> >
> > Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
> > Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
> > ---
> >  .../userspace-api/media/v4l/pixfmt-y14p.rst   | 47 +++++++++++++++++++
> >  .../userspace-api/media/v4l/yuv-formats.rst   |  1 +
> >  drivers/media/v4l2-core/v4l2-ioctl.c          |  1 +
> >  include/uapi/linux/videodev2.h                |  1 +
> >  4 files changed, 50 insertions(+)
> >  create mode 100644 Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> >
> > diff --git a/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> > new file mode 100644
> > index 000000000000..8e986bc6904f
> > --- /dev/null
> > +++ b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
> > @@ -0,0 +1,47 @@
> > +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
> > +
> > +.. _V4L2-PIX-FMT-Y14P:
> > +
> > +**************************
> > +V4L2_PIX_FMT_Y14P ('Y14P')
> > +**************************
> > +
> > +Grey-scale image as a MIPI RAW14 packed array
> > +
> > +
> > +Description
> > +===========
> > +
> > +This is a packed grey-scale image format with a depth of 14 bits per
> > +pixel. Every four consecutive samples are packed into seven bytes. Each
> > +of the first four bytes contain the eight high order bits of the pixels,
> > +and the three following bytes contains the six least significants bits of
> > +each pixel, in the same order.
> > +
> > +**Byte Order.**
> > +Each cell is one byte.
> > +
> > +.. tabularcolumns:: |p{1.8cm}|p{1.0cm}|p{1.0cm}|p{1.0cm}|p{1.1cm}|p{3.3cm}|p{3.3cm}|p{3.3cm}|
> > +
> > +.. flat-table::
> > +    :header-rows:  0
> > +    :stub-columns: 0
> > +    :widths:       2 1 1 1 1 3 3 3
> > +
> > +
> > +    -  -  start + 0:
> > +       -  Y'\ :sub:`00high`
> > +       -  Y'\ :sub:`01high`
> > +       -  Y'\ :sub:`02high`
> > +       -  Y'\ :sub:`03high`
> > +       -  Y'\ :sub:`01low bits 1--0`\ (bits 7--6)
> > +
> > +	  Y'\ :sub:`00low bits 5--0`\ (bits 5--0)
> > +
> > +       -  Y'\ :sub:`02low bits 3--0`\ (bits 7--4)
> > +
> > +	  Y'\ :sub:`01low bits 5--2`\ (bits 3--0)
> > +
> > +       -  Y'\ :sub:`03low bits 5--0`\ (bits 7--2)
> > +
> > +	  Y'\ :sub:`02low bits 5--4`\ (bits 1--0)
> > diff --git a/Documentation/userspace-api/media/v4l/yuv-formats.rst b/Documentation/userspace-api/media/v4l/yuv-formats.rst
> > index 7c9ccfdd94cd..6104747d17d4 100644
> > --- a/Documentation/userspace-api/media/v4l/yuv-formats.rst
> > +++ b/Documentation/userspace-api/media/v4l/yuv-formats.rst
> > @@ -268,6 +268,7 @@ image.
> >      pixfmt-yuv-planar
> >      pixfmt-yuv-luma
> >      pixfmt-y12p
> > +    pixfmt-y14p
> >      pixfmt-y8i
> >      pixfmt-y12i
> >      pixfmt-uv8
> > diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
> > index 483498c55899..24f52485e59c 100644
> > --- a/drivers/media/v4l2-core/v4l2-ioctl.c
> > +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
> > @@ -1312,6 +1312,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
> >  	case V4L2_PIX_FMT_Y10BPACK:	descr = "10-bit Greyscale (Packed)"; break;
> >  	case V4L2_PIX_FMT_Y10P:		descr = "10-bit Greyscale (MIPI Packed)"; break;
> >  	case V4L2_PIX_FMT_Y12P:		descr = "12-bit Greyscale (MIPI Packed)"; break;
> > +	case V4L2_PIX_FMT_Y14P:		descr = "14-bit Greyscale (MIPI Packed)"; break;
> >  	case V4L2_PIX_FMT_IPU3_Y10:	descr = "10-bit greyscale (IPU3 Packed)"; break;
> >  	case V4L2_PIX_FMT_Y8I:		descr = "Interleaved 8-bit Greyscale"; break;
> >  	case V4L2_PIX_FMT_Y12I:		descr = "Interleaved 12-bit Greyscale"; break;
> > diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> > index 11ebf9b22ccb..94a0373e8234 100644
> > --- a/include/uapi/linux/videodev2.h
> > +++ b/include/uapi/linux/videodev2.h
> > @@ -599,6 +599,7 @@ struct v4l2_pix_format {
> >  #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '0', 'B') /* 10  Greyscale bit-packed */
> >  #define V4L2_PIX_FMT_Y10P    v4l2_fourcc('Y', '1', '0', 'P') /* 10  Greyscale, MIPI RAW10 packed */
> >  #define V4L2_PIX_FMT_Y12P    v4l2_fourcc('Y', '1', '2', 'P') /* 12  Greyscale, MIPI RAW12 packed */
> > +#define V4L2_PIX_FMT_Y14P    v4l2_fourcc('Y', '1', '4', 'P') /* 14  Greyscale, MIPI RAW12 packed */
>
> I guess comment should have RAW14 instead of RAW12?
>

Indeed, thanks for spotting!

Cheers

> >  #define V4L2_PIX_FMT_IPU3_Y10		v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */
> >
> >  /* Palette formats */
> > --
> > 2.43.0
> >
> >
>
> --
> Thanks,
> Jai
>
> GPG Fingerprint: 4DE0 D818 E5D5 75E8 D45A AFC5 43DE 91F9 249A 7145
diff mbox series

Patch

diff --git a/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
new file mode 100644
index 000000000000..8e986bc6904f
--- /dev/null
+++ b/Documentation/userspace-api/media/v4l/pixfmt-y14p.rst
@@ -0,0 +1,47 @@ 
+.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
+
+.. _V4L2-PIX-FMT-Y14P:
+
+**************************
+V4L2_PIX_FMT_Y14P ('Y14P')
+**************************
+
+Grey-scale image as a MIPI RAW14 packed array
+
+
+Description
+===========
+
+This is a packed grey-scale image format with a depth of 14 bits per
+pixel. Every four consecutive samples are packed into seven bytes. Each
+of the first four bytes contain the eight high order bits of the pixels,
+and the three following bytes contains the six least significants bits of
+each pixel, in the same order.
+
+**Byte Order.**
+Each cell is one byte.
+
+.. tabularcolumns:: |p{1.8cm}|p{1.0cm}|p{1.0cm}|p{1.0cm}|p{1.1cm}|p{3.3cm}|p{3.3cm}|p{3.3cm}|
+
+.. flat-table::
+    :header-rows:  0
+    :stub-columns: 0
+    :widths:       2 1 1 1 1 3 3 3
+
+
+    -  -  start + 0:
+       -  Y'\ :sub:`00high`
+       -  Y'\ :sub:`01high`
+       -  Y'\ :sub:`02high`
+       -  Y'\ :sub:`03high`
+       -  Y'\ :sub:`01low bits 1--0`\ (bits 7--6)
+
+	  Y'\ :sub:`00low bits 5--0`\ (bits 5--0)
+
+       -  Y'\ :sub:`02low bits 3--0`\ (bits 7--4)
+
+	  Y'\ :sub:`01low bits 5--2`\ (bits 3--0)
+
+       -  Y'\ :sub:`03low bits 5--0`\ (bits 7--2)
+
+	  Y'\ :sub:`02low bits 5--4`\ (bits 1--0)
diff --git a/Documentation/userspace-api/media/v4l/yuv-formats.rst b/Documentation/userspace-api/media/v4l/yuv-formats.rst
index 7c9ccfdd94cd..6104747d17d4 100644
--- a/Documentation/userspace-api/media/v4l/yuv-formats.rst
+++ b/Documentation/userspace-api/media/v4l/yuv-formats.rst
@@ -268,6 +268,7 @@  image.
     pixfmt-yuv-planar
     pixfmt-yuv-luma
     pixfmt-y12p
+    pixfmt-y14p
     pixfmt-y8i
     pixfmt-y12i
     pixfmt-uv8
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 483498c55899..24f52485e59c 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1312,6 +1312,7 @@  static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
 	case V4L2_PIX_FMT_Y10BPACK:	descr = "10-bit Greyscale (Packed)"; break;
 	case V4L2_PIX_FMT_Y10P:		descr = "10-bit Greyscale (MIPI Packed)"; break;
 	case V4L2_PIX_FMT_Y12P:		descr = "12-bit Greyscale (MIPI Packed)"; break;
+	case V4L2_PIX_FMT_Y14P:		descr = "14-bit Greyscale (MIPI Packed)"; break;
 	case V4L2_PIX_FMT_IPU3_Y10:	descr = "10-bit greyscale (IPU3 Packed)"; break;
 	case V4L2_PIX_FMT_Y8I:		descr = "Interleaved 8-bit Greyscale"; break;
 	case V4L2_PIX_FMT_Y12I:		descr = "Interleaved 12-bit Greyscale"; break;
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 11ebf9b22ccb..94a0373e8234 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -599,6 +599,7 @@  struct v4l2_pix_format {
 #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '0', 'B') /* 10  Greyscale bit-packed */
 #define V4L2_PIX_FMT_Y10P    v4l2_fourcc('Y', '1', '0', 'P') /* 10  Greyscale, MIPI RAW10 packed */
 #define V4L2_PIX_FMT_Y12P    v4l2_fourcc('Y', '1', '2', 'P') /* 12  Greyscale, MIPI RAW12 packed */
+#define V4L2_PIX_FMT_Y14P    v4l2_fourcc('Y', '1', '4', 'P') /* 14  Greyscale, MIPI RAW12 packed */
 #define V4L2_PIX_FMT_IPU3_Y10		v4l2_fourcc('i', 'p', '3', 'y') /* IPU3 packed 10-bit greyscale */
 
 /* Palette formats */