Quoting Srivatsa, Anusha (2019-08-14 00:41:15)
> 
> 
> > -----Original Message-----
> > From: Chris Wilson <[email protected]>
> > Sent: Tuesday, August 13, 2019 11:21 AM
> > To: [email protected]
> > Cc: Chris Wilson <[email protected]>; Daniel Vetter
> > <[email protected]>; Maarten Lankhorst
> > <[email protected]>; Srivatsa, Anusha
> > <[email protected]>
> > Subject: [PATCH v2] drm/i915: Disregard drm_mode_config.fb_base
> > 
> > The fb_base is only used for communicating the GTT BAR from one piece of the
> > display code (kms setup) to another (fbdev). What is required in the fbdev 
> > is just
> > the aperture address which should be derived from the bo we allocate for the
> > framebuffer directly.
> > 
> > The same appears true for drm/; it is not used by the core or the uAPI, it 
> > is
> > merely for conveniently passing a device address from bit of display
> > management code to another.
> > 
> > v2: Note that since we only expose enough of a system map to cover our 
> > single
> > framebuffer, the screen_base/size and the smem are one and the same.
> > 
> > Signed-off-by: Chris Wilson <[email protected]>
> > Cc: Daniel Vetter <[email protected]>
> > Cc: Maarten Lankhorst <[email protected]>
> > Cc: Anusha Srivatsa <[email protected]>
> 
> Reviewed-by: Anusha Srivatsa <[email protected]>

Plonked it in as I hope it stands it stead as a nice little
simplification.
-Chris
_______________________________________________
Intel-gfx mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Reply via email to