Hi Ramesh, Thank you for the patch. On Wednesday 09 Nov 2016 15:44:43 Ramesh Shanmugasundaram wrote: > This patch adds documentation for the three new SDR formats > > V4L2_SDR_FMT_SCU16BE > V4L2_SDR_FMT_SCU18BE > V4L2_SDR_FMT_SCU20BE > > Signed-off-by: Ramesh Shanmugasundaram > <ramesh.shanmugasundaram@xxxxxxxxxxxxxx> > --- > .../media/uapi/v4l/pixfmt-sdr-scu16be.rst | 80 ++++++++++++++++++ > .../media/uapi/v4l/pixfmt-sdr-scu18be.rst | 80 ++++++++++++++++++ > .../media/uapi/v4l/pixfmt-sdr-scu20be.rst | 80 ++++++++++++++++++ > Documentation/media/uapi/v4l/sdr-formats.rst | 3 + > 4 files changed, 243 insertions(+) > create mode 100644 Documentation/media/uapi/v4l/pixfmt-sdr-scu16be.rst > create mode 100644 Documentation/media/uapi/v4l/pixfmt-sdr-scu18be.rst > create mode 100644 Documentation/media/uapi/v4l/pixfmt-sdr-scu20be.rst > > diff --git a/Documentation/media/uapi/v4l/pixfmt-sdr-scu16be.rst > b/Documentation/media/uapi/v4l/pixfmt-sdr-scu16be.rst new file mode 100644 > index 0000000..7525378 > --- /dev/null > +++ b/Documentation/media/uapi/v4l/pixfmt-sdr-scu16be.rst > @@ -0,0 +1,80 @@ > +.. -*- coding: utf-8; mode: rst -*- > + > +.. _V4L2-SDR-FMT-SCU16BE: > + > +****************************** > +V4L2_SDR_FMT_SCU16BE ('SC16') > +****************************** > + > +Sliced complex unsigned 16-bit big endian IQ sample > + > +Description > +=========== > + > +This format contains a sequence of complex number samples. Each complex > +number consist of two parts called In-phase and Quadrature (IQ). Both I > +and Q are represented as a 16 bit unsigned big endian number stored in > +32 bit space. The remaining unused bits within the 32 bit space will be > +padded with 0. I value starts first and Q value starts at an offset > +equalling half of the buffer size (i.e.) offset = buffersize/2. Out of > +the 16 bits, bit 15:2 (14 bit) is data and bit 1:0 (2 bit) can be any > +value. I've pinged Antti and Hans regarding single buffer vs. multiplanar, let's try to reach an agreement there. > + > +**Byte Order.** > +Each cell is one byte. > + > +.. flat-table:: > + :header-rows: 1 > + :stub-columns: 0 > + > + * - Offset: > + In the meantime, you can remove all the blank lines between table rows :-) > + - Byte B0 > + > + - Byte B1 > + > + - Byte B2 > + > + - Byte B3 [snip] -- Regards, Laurent Pinchart