Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-10-01 Thread Alex Deucher
On Mon, Sep 30, 2019 at 8:57 AM Ayan Halder wrote: > > On Mon, Sep 30, 2019 at 09:51:35AM +, Brian Starkey wrote: > > Hi, > > > > On Tue, Sep 17, 2019 at 07:36:45PM +0200, Daniel Vetter wrote: > > > On Tue, Sep 17, 2019 at 6:15 PM Neil Armstrong > > > wrote: > > > > > > > > Hi, > > > > > > >

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-30 Thread Ayan Halder
On Mon, Sep 30, 2019 at 09:51:35AM +, Brian Starkey wrote: > Hi, > > On Tue, Sep 17, 2019 at 07:36:45PM +0200, Daniel Vetter wrote: > > On Tue, Sep 17, 2019 at 6:15 PM Neil Armstrong > > wrote: > > > > > > Hi, > > > > > > On 17/09/2019 18:07, Liviu Dudau wrote: > > > > On Tue, Sep 17, 2019 a

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-30 Thread Brian Starkey
Hi, On Tue, Sep 17, 2019 at 07:36:45PM +0200, Daniel Vetter wrote: > On Tue, Sep 17, 2019 at 6:15 PM Neil Armstrong > wrote: > > > > Hi, > > > > On 17/09/2019 18:07, Liviu Dudau wrote: > > > On Tue, Sep 17, 2019 at 02:53:01PM +0200, Daniel Vetter wrote: > > >> On Mon, Sep 09, 2019 at 01:42:53PM

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-20 Thread Daniel Vetter
On Thu, Sep 19, 2019 at 5:13 PM Ayan Halder wrote: > > On Thu, Sep 19, 2019 at 04:10:42PM +0200, Daniel Vetter wrote: > > On Thu, Sep 19, 2019 at 4:03 PM Ayan Halder wrote: > > > > > > On Wed, Sep 18, 2019 at 10:30:12PM +0100, Daniel Stone wrote: > > > > > > Hi All, > > > Thanks for your suggesti

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-19 Thread Alex Deucher
On Wed, Sep 18, 2019 at 8:04 AM Liviu Dudau wrote: > > On Wed, Sep 18, 2019 at 09:49:40AM +0100, Daniel Stone wrote: > > Hi all, > > Hi, > > > > > On Tue, 17 Sep 2019 at 13:53, Daniel Vetter wrote: > > > On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: > > > > Let us ignore how the pr

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-19 Thread Ayan Halder
On Thu, Sep 19, 2019 at 04:10:42PM +0200, Daniel Vetter wrote: > On Thu, Sep 19, 2019 at 4:03 PM Ayan Halder wrote: > > > > On Wed, Sep 18, 2019 at 10:30:12PM +0100, Daniel Stone wrote: > > > > Hi All, > > Thanks for your suggestions. > > > > > Hi Liviu, > > > > > > On Wed, 18 Sep 2019 at 13:04, L

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-19 Thread Daniel Vetter
On Thu, Sep 19, 2019 at 4:03 PM Ayan Halder wrote: > > On Wed, Sep 18, 2019 at 10:30:12PM +0100, Daniel Stone wrote: > > Hi All, > Thanks for your suggestions. > > > Hi Liviu, > > > > On Wed, 18 Sep 2019 at 13:04, Liviu Dudau wrote: > > > On Wed, Sep 18, 2019 at 09:49:40AM +0100, Daniel Stone wro

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-19 Thread Ayan Halder
On Wed, Sep 18, 2019 at 10:30:12PM +0100, Daniel Stone wrote: Hi All, Thanks for your suggestions. > Hi Liviu, > > On Wed, 18 Sep 2019 at 13:04, Liviu Dudau wrote: > > On Wed, Sep 18, 2019 at 09:49:40AM +0100, Daniel Stone wrote: > > > I totally agree. Framebuffers aren't about the underlying m

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-18 Thread Daniel Stone
Hi Liviu, On Wed, 18 Sep 2019 at 13:04, Liviu Dudau wrote: > On Wed, Sep 18, 2019 at 09:49:40AM +0100, Daniel Stone wrote: > > I totally agree. Framebuffers aren't about the underlying memory they > > point to, but about how to _interpret_ that memory: it decorates a > > pointer with width, heigh

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-18 Thread Liviu Dudau
On Wed, Sep 18, 2019 at 09:49:40AM +0100, Daniel Stone wrote: > Hi all, Hi, > > On Tue, 17 Sep 2019 at 13:53, Daniel Vetter wrote: > > On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: > > > Let us ignore how the protected system memory is allocated and for the > > > scope of > > >

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-18 Thread Daniel Stone
Hi all, On Tue, 17 Sep 2019 at 13:53, Daniel Vetter wrote: > On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: > > Let us ignore how the protected system memory is allocated and for the > > scope of > > this discussion, we want to figure out the best way possible for the > > userspac

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-17 Thread Daniel Vetter
On Tue, Sep 17, 2019 at 6:15 PM Neil Armstrong wrote: > > Hi, > > On 17/09/2019 18:07, Liviu Dudau wrote: > > On Tue, Sep 17, 2019 at 02:53:01PM +0200, Daniel Vetter wrote: > >> On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: > >>> Add a modifier 'DRM_FORMAT_MOD_ARM_PROTECTED' which d

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-17 Thread Neil Armstrong
Hi, On 17/09/2019 18:07, Liviu Dudau wrote: > On Tue, Sep 17, 2019 at 02:53:01PM +0200, Daniel Vetter wrote: >> On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: >>> Add a modifier 'DRM_FORMAT_MOD_ARM_PROTECTED' which denotes that the >>> framebuffer >>> is allocated in a protected sys

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-17 Thread Liviu Dudau
On Tue, Sep 17, 2019 at 02:53:01PM +0200, Daniel Vetter wrote: > On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: > > Add a modifier 'DRM_FORMAT_MOD_ARM_PROTECTED' which denotes that the > > framebuffer > > is allocated in a protected system memory. > > Essentially, we want to support

Re: [RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-17 Thread Daniel Vetter
On Mon, Sep 09, 2019 at 01:42:53PM +, Ayan Halder wrote: > Add a modifier 'DRM_FORMAT_MOD_ARM_PROTECTED' which denotes that the > framebuffer > is allocated in a protected system memory. > Essentially, we want to support EGL_EXT_protected_content in our komeda > driver. > > Signed-off-by: Ay

[RFC PATCH] drm:- Add a modifier to denote 'protected' framebuffer

2019-09-09 Thread Ayan Halder
Add a modifier 'DRM_FORMAT_MOD_ARM_PROTECTED' which denotes that the framebuffer is allocated in a protected system memory. Essentially, we want to support EGL_EXT_protected_content in our komeda driver. Signed-off-by: Ayan Kumar Halder /-- Note to reviewer Komeda driver is capable of rendering