linux-kernel - Re: [PATCH v5 1/9] drm/mediatek/uapi: Add DRM_MTK_GEM_CREATE

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Date: Wed, 17 Apr 2024 08:36:54 +0000
From: Jason-JH Lin (林睿祥) <Jason-JH.Lin@...iatek.com>
To: Shawn Sung (宋孝謙) <Shawn.Sung@...iatek.com>,
	"mripard@...nel.org" <mripard@...nel.org>
CC: "sumit.semwal@...aro.org" <sumit.semwal@...aro.org>,
	"linux-mediatek@...ts.infradead.org" <linux-mediatek@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linaro-mm-sig@...ts.linaro.org" <linaro-mm-sig@...ts.linaro.org>,
	"christian.koenig@....com" <christian.koenig@....com>,
	"chunkuang.hu@...nel.org" <chunkuang.hu@...nel.org>, "tzimmermann@...e.de"
	<tzimmermann@...e.de>, "linux-media@...r.kernel.org"
	<linux-media@...r.kernel.org>, "daniel@...ll.ch" <daniel@...ll.ch>,
	"p.zabel@...gutronix.de" <p.zabel@...gutronix.de>,
	"maarten.lankhorst@...ux.intel.com" <maarten.lankhorst@...ux.intel.com>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"airlied@...il.com" <airlied@...il.com>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "matthias.bgg@...il.com"
	<matthias.bgg@...il.com>, "angelogioacchino.delregno@...labora.com"
	<angelogioacchino.delregno@...labora.com>
Subject: Re: [PATCH v5 1/9] drm/mediatek/uapi: Add
 DRM_MTK_GEM_CREATE_ENCRYPTED flag

On Mon, 2024-04-15 at 11:32 +0200, Maxime Ripard wrote:
> Hi,
> 
> On Wed, Apr 03, 2024 at 06:26:53PM +0800, Shawn Sung wrote:
> > From: "Jason-JH.Lin" <jason-jh.lin@...iatek.com>
> > 
> > Add DRM_MTK_GEM_CREATE_ENCRYPTED flag to allow user to allocate
> > a secure buffer to support secure video path feature.
> > 
> > Signed-off-by: Jason-JH.Lin <jason-jh.lin@...iatek.com>
> > Signed-off-by: Hsiao Chien Sung <shawn.sung@...iatek.com>
> > ---
> >  include/uapi/drm/mediatek_drm.h | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/include/uapi/drm/mediatek_drm.h
> > b/include/uapi/drm/mediatek_drm.h
> > index b0dea00bacbc4..e9125de3a24ad 100644
> > --- a/include/uapi/drm/mediatek_drm.h
> > +++ b/include/uapi/drm/mediatek_drm.h
> > @@ -54,6 +54,7 @@ struct drm_mtk_gem_map_off {
> >  
> >  #define DRM_MTK_GEM_CREATE		0x00
> >  #define DRM_MTK_GEM_MAP_OFFSET		0x01
> > +#define DRM_MTK_GEM_CREATE_ENCRYPTED	0x02
> >  
> >  #define DRM_IOCTL_MTK_GEM_CREATE	DRM_IOWR(DRM_COMMAND_BASE + \
> >  		DRM_MTK_GEM_CREATE, struct drm_mtk_gem_create)
> 
> That flag doesn't exist in drm-misc-next, which tree is this based
> on?
> 
I think we missed the patch [1] in this series.
[1] 
https://patchwork.kernel.org/project/linux-mediatek/patch/20240403102602.32155-11-shawn.sung@mediatek.com/

I'll add it back at the next version.

Regards,
Jason-JH.Lin

> Maxime