From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Engestrom Subject: Re: [PATCH] drm: add fourcc codes for 16bit R and GR Date: Tue, 3 Jan 2017 18:21:19 +0000 Message-ID: <20170103182119.GA2136@imgtec.com> References: <20170102104141.5634-1-fernetmenta@kodi.tv> <20170102140534.GW31595@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Rainer Hochecker Cc: Ben Widawsky , intel-gfx@lists.freedesktop.org, linux-kernel , "dri-devel@lists.freedesktop.org" , Rainer Hochecker List-Id: dri-devel@lists.freedesktop.org T24gVHVlc2RheSwgMjAxNy0wMS0wMyAxNzo1NjoxMCArMDEwMCwgUmFpbmVyIEhvY2hlY2tlciB3 cm90ZToKPiBPbiBNb24sIEphbiAyLCAyMDE3IGF0IDM6MzEgUE0sIFJhaW5lciBIb2NoZWNrZXIg 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Zm8vZHJpLWRldmVsCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760589AbdACSVk (ORCPT ); Tue, 3 Jan 2017 13:21:40 -0500 Received: from mailapp01.imgtec.com ([195.59.15.196]:12491 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760535AbdACSV2 (ORCPT ); Tue, 3 Jan 2017 13:21:28 -0500 Date: Tue, 3 Jan 2017 18:21:19 +0000 From: Eric Engestrom To: Rainer Hochecker CC: Ville =?utf-8?B?U3lyasOkbMOk?= , Ben Widawsky , , Daniel Vetter , Rainer Hochecker , linux-kernel , "dri-devel@lists.freedesktop.org" Subject: Re: [PATCH] drm: add fourcc codes for 16bit R and GR Message-ID: <20170103182119.GA2136@imgtec.com> References: <20170102104141.5634-1-fernetmenta@kodi.tv> <20170102140534.GW31595@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.7.2 (2016-11-26) X-Originating-IP: [10.60.4.28] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday, 2017-01-03 17:56:10 +0100, Rainer Hochecker wrote: > On Mon, Jan 2, 2017 at 3:31 PM, Rainer Hochecker wrote: > > > > I chose GR16 because that matches with Mesa texture formats. Unfortunately > > RG16 is already taken by DRM_FORMAT_RGB565 > > So GR32 / RG32 might be better. All other codes in fourcc.h seem to sum up > > all planes. > > > > (sorry, gmail included some html links on last attempt) > > > > On Mon, Jan 2, 2017 at 3:05 PM, Ville Syrjälä wrote: > >> > >> On Mon, Jan 02, 2017 at 01:23:23PM +0100, David Herrmann wrote: > >> > Hi > >> > > >> > On Mon, Jan 2, 2017 at 11:41 AM, Rainer Hochecker wrote: > >> > > From: Rainer Hochecker > >> > > > >> > > Add fourcc codes for 16bit planes. Required by mesa for > >> > > eglCreateImageKHR to access P010 surfaces created by vaapi. > >> > > > >> > > Signed-off-by: Rainer Hochecker > >> > > --- > >> > > include/uapi/drm/drm_fourcc.h | 6 ++++++ > >> > > 1 file changed, 6 insertions(+) > >> > > > >> > > diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h > >> > > index a5890bf..e6ab638 100644 > >> > > --- a/include/uapi/drm/drm_fourcc.h > >> > > +++ b/include/uapi/drm/drm_fourcc.h > >> > > @@ -41,10 +41,16 @@ 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 */ > >> > > + > >> > > /* 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 GR */ > >> > > +#define DRM_FORMAT_GR16 fourcc_code('G', 'R', '1', '6') /* [31:0] G:R 16:16 little endian */ > >> > > + > >> > > >> > Shouldn't it be 'G', 'R', '3', '2'? > >> > >> The name should be _GR1616. Using GR16 for the fourcc seems OK to me > >> since we can't fit in the full GR1616 in there. Althogh GR32 could work > >> too I suppose. > >> > >> And what about RG16? > >> > >> > > >> > Also, please put dri-devel on CC. > >> > > >> > Thanks > >> > David > >> > > >> > > /* 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 > >> > > > >> > _______________________________________________ > >> > dri-devel mailing list > >> > dri-devel@lists.freedesktop.org > >> > https://lists.freedesktop.org/mailman/listinfo/dri-devel > >> > >> -- > >> Ville Syrjälä > >> Intel OTC > > > > > > Updated patch as suggested by Ville Syrjälä > You shouldn't send patches using Gmail's web interface: it completely disregards formatting, breaking any machine-readable text. This patch is unusable :( It is usually recommended to send patches using `git send-email`, eg.: git send-email \ --in-reply-to CAH0Sn6HhaJmFBz5nsfUD7t0xca8=42+5+ia+qG6oQzevX_NCWg@mail.gmail.com \ 0001-drm-add-fourcc-codes-for-16bit-R-and-GR.patch `--in-reply-to` keeps the threads together. You can find the ID of the message you want to reply to in the "Message-ID:" header You might also want to use `-v2` when formatting the patches (`git format-patch -vX`); this lets reviewers follow your revisions by adjusting the subject of the mail :) Cheers, Eric > > From 29e74ff96e0b7c7a11d1b4131891b83adde621c1 Mon Sep 17 00:00:00 2001 > > From: Rainer Hochecker > > Date: Mon, 2 Jan 2017 11:25:18 +0100 > > Subject: [PATCH] drm: add fourcc codes for 16bit R and GR > > > Signed-off-by: Rainer Hochecker > > --- > > 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..f1ef9cb 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 */ > > + > > /* 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 GR */ > > +#define DRM_FORMAT_RG32 fourcc_code('R', 'G', '3', '2') /* [31:0] G:R > 16:16 little endian */ > > +#define DRM_FORMAT_GR32 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 > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel