linux-kernel - Re: [PATCH v6] drm: add fourcc codes for 16bit R and RG

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20170111150504.GK31595@intel.com>
Date:   Wed, 11 Jan 2017 17:05:04 +0200
From:   Ville Syrjälä <ville.syrjala@...ux.intel.com>
To:     Christian König <deathsimple@...afone.de>
Cc:     Rainer Hochecker <fernetmenta@...i.tv>, ben@...dawsk.net,
        intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, fernetmenta@...ine.de
Subject: Re: [PATCH v6] drm: add fourcc codes for 16bit R and RG

On Thu, Jan 05, 2017 at 02:45:37PM +0100, Christian König wrote:
> Am 05.01.2017 um 12:37 schrieb Ville Syrjälä:
> > On Wed, Jan 04, 2017 at 07:38:55PM +0100, Rainer Hochecker wrote:
> >> From: Rainer Hochecker <fernetmenta@...ine.de>
> >>
> >> This adds fourcc codes for 16bit planes required for DRM buffer
> >> export to mesa.
> >>
> >> Signed-off-by: Rainer Hochecker <fernetmenta@...ine.de>
> > Reviewed-by: Ville Syrjälä <ville.syrjala@...ux.intel.com>
> 
> Good to see some work landing on that part, patch is Acked-by: Christian 
> König <christian.koenig@....com>.

Has the userspace side of this been reviewed already?

/me wonders if it's safe to push this...

> 
> >
> >> ---
> >>   include/uapi/drm/drm_fourcc.h | 7 +++++++
> >>   1 file changed, 7 insertions(+)
> >>
> >> diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
> >> index a5890bf..d230e58 100644
> >> --- a/include/uapi/drm/drm_fourcc.h
> >> +++ b/include/uapi/drm/drm_fourcc.h
> >> @@ -41,10 +41,17 @@ extern "C" {
> >>   /* 8 bpp Red */
> >>   #define DRM_FORMAT_R8		fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
> >>   
> >> +/* 16 bpp Red */
> >> +#define DRM_FORMAT_R16		fourcc_code('R', '1', '6', ' ') /* [15:0] R little endian */
> >> +
> >>   /* 16 bpp RG */
> >>   #define DRM_FORMAT_RG88		fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
> >>   #define DRM_FORMAT_GR88		fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
> >>   
> >> +/* 32 bpp RG */
> >> +#define DRM_FORMAT_RG1616	fourcc_code('R', 'G', '3', '2') /* [31:0] R:G 16:16 little endian */
> >> +#define DRM_FORMAT_GR1616	fourcc_code('G', 'R', '3', '2') /* [31:0] G:R 16:16 little endian */
> >> +
> >>   /* 8 bpp RGB */
> >>   #define DRM_FORMAT_RGB332	fourcc_code('R', 'G', 'B', '8') /* [7:0] R:G:B 3:3:2 */
> >>   #define DRM_FORMAT_BGR233	fourcc_code('B', 'G', 'R', '8') /* [7:0] B:G:R 2:3:3 */
> >> -- 
> >> 2.9.3
> 

-- 
Ville Syrjälä
Intel OTC