Re: [PATCH v6 1/3] drm_fourcc: Add new P010, P016 video format

[Ander Conselvan De Oliveira]

On Tue, 2017-03-07 at 04:27 +0800, Ayaka wrote:
> 
> åæç iPad åé
> 
> > Ville SyrjÃlà <ville.syrjala@xxxxxxxxxxxxxxx> æ 2017å3æ7æ äå2:34 åéï
> > 
> > > On Tue, Mar 07, 2017 at 01:58:23AM +0800, Ayaka wrote:
> > > 
> > > 
> > > åæç iPad åé
> > > 
> > > > > Ville SyrjÃlà <ville.syrjala@xxxxxxxxxxxxxxx> æ 2017å3æ6æ äå9:06 åéï
> > > > > 
> > > > > On Sun, Mar 05, 2017 at 06:00:31PM +0800, Randy Li wrote:
> > > > > P010 is a planar 4:2:0 YUV with interleaved UV plane, 10 bits
> > > > > per channel video format.
> > > > > 
> > > > > P016 is a planar 4:2:0 YUV with interleaved UV plane, 16 bits
> > > > > per channel video format.
> > > > > 
> > > > > V3: Added P012 and fixed cpp for P010
> > > > > V4: format definition refined per review
> > > > > V5: Format comment block for each new pixel format
> > > > > V6: reversed Cb/Cr order in comments
> > > > > v7: reversed Cb/Cr order in comments of header files, remove
> > > > > the wrong part of commit message.
> > > > 
> > > > What? Why? You just undid what Clint did in v6.
> > > 
> > > He missed a file also keeping the wrong description of rockchip.
> > 
> > I don't follow. Who missed what exactly?
> 
> What he sent is v5, I increase the order number twice in the message, it confuse me as well. 
> I think Clint forgot the include/uapi/drm/drm_fourcc.h .

Clint did send a v6, and that updates "include/uapi/drm/drm_fourcc.h":

https://patchwork.freedesktop.org/patch/141342/


Ander

> > 
> > 
> > > > 
> > > > > 
> > > > > Cc: Daniel Stone <daniel@xxxxxxxxxxxxx>
> > > > > Cc: Ville SyrjÃlà <ville.syrjala@xxxxxxxxxxxxxxx>
> > > > > 
> > > > > Signed-off-by: Randy Li <ayaka@xxxxxxxxxxx>
> > > > > Signed-off-by: Clint Taylor <clinton.a.taylor@xxxxxxxxx>
> > > > > ---
> > > > > drivers/gpu/drm/drm_fourcc.c  |  3 +++
> > > > > include/uapi/drm/drm_fourcc.h | 21 +++++++++++++++++++++
> > > > > 2 files changed, 24 insertions(+)
> > > > > 
> > > > > diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
> > > > > index 90d2cc8..3e0fd58 100644
> > > > > --- a/drivers/gpu/drm/drm_fourcc.c
> > > > > +++ b/drivers/gpu/drm/drm_fourcc.c
> > > > > @@ -165,6 +165,9 @@ const struct drm_format_info *__drm_format_info(u32 format)
> > > > >       { .format = DRM_FORMAT_UYVY,        .depth = 0,  .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 },
> > > > >       { .format = DRM_FORMAT_VYUY,        .depth = 0,  .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 },
> > > > >       { .format = DRM_FORMAT_AYUV,        .depth = 0,  .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 },
> > > > > +        { .format = DRM_FORMAT_P010,        .depth = 0,  .num_planes = 2, .cpp = { 2, 4, 0 }, .hsub = 2, .vsub = 2 },
> > > > > +        { .format = DRM_FORMAT_P012,        .depth = 0,  .num_planes = 2, .cpp = { 2, 4, 0 }, .hsub = 2, .vsub = 2 },
> > > > > +        { .format = DRM_FORMAT_P016,        .depth = 0,  .num_planes = 2, .cpp = { 2, 4, 0 }, .hsub = 2, .vsub = 2 },
> > > > >   };
> > > > > 
> > > > >   unsigned int i;
> > > > > diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
> > > > > index ef20abb..306f979 100644
> > > > > --- a/include/uapi/drm/drm_fourcc.h
> > > > > +++ b/include/uapi/drm/drm_fourcc.h
> > > > > @@ -128,6 +128,27 @@ extern "C" {
> > > > > #define DRM_FORMAT_NV42        fourcc_code('N', 'V', '4', '2') /* non-subsampled Cb:Cr plane */
> > > > > 
> > > > > /*
> > > > > + * 2 plane YCbCr MSB aligned
> > > > > + * index 0 = Y plane, [15:0] Y:x [10:6] little endian
> > > > > + * index 1 = Cb:Cr plane, [31:0] Cb:x:Cr:x [10:6:10:6] little endian
> > > > > + */
> > > > > +#define DRM_FORMAT_P010        fourcc_code('P', '0', '1', '0') /* 2x2 subsampled Cb:Cr plane 10 bits per channel */
> > > > > +
> > > > > +/*
> > > > > + * 2 plane YCbCr MSB aligned
> > > > > + * index 0 = Y plane, [15:0] Y:x [12:4] little endian
> > > > > + * index 1 = Cb:Cr plane, [31:0] Cb:x:Cr:x [12:4:12:4] little endian
> > > > > + */
> > > > > +#define DRM_FORMAT_P012        fourcc_code('P', '0', '1', '2') /* 2x2 subsampled Cb:Cr plane 12 bits per channel */
> > > > > +
> > > > > +/*
> > > > > + * 2 plane YCbCr MSB aligned
> > > > > + * index 0 = Y plane, [15:0] Y little endian
> > > > > + * index 1 = Cb:Cr plane, [31:0] Cb:Cr [16:16] little endian
> > > > > + */
> > > > > +#define DRM_FORMAT_P016        fourcc_code('P', '0', '1', '6') /* 2x2 subsampled Cb:Cr plane 16 bits per channel */
> > > > > +
> > > > > +/*
> > > > > * 3 plane YCbCr
> > > > > * index 0: Y plane, [7:0] Y
> > > > > * index 1: Cb plane, [7:0] Cb
> > > > > -- 
> > > > > 2.7.4
> > > > 
> > > > -- 
> > > > Ville SyrjÃlÃ
> > > > Intel OTC
> > 
> > -- 
> > Ville SyrjÃlÃ
> > Intel OTC
> 
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