Re: [RFC] drm: add kernel-log renderer

2014-03-07 Thread David Herrmann
Hi On Fri, Mar 7, 2014 at 10:58 PM, One Thousand Gnomes wrote: >> - The renderer supports *any* RGB target, from 8bit to 32bit with >>big-endian and little-endian support. The related pixel-renderer will >>probably never win a beauty-contest, but it works.. Again, who cares >>for deb

Re: [RFC] drm: add kernel-log renderer

2014-03-07 Thread One Thousand Gnomes
> - The renderer supports *any* RGB target, from 8bit to 32bit with >big-endian and little-endian support. The related pixel-renderer will >probably never win a beauty-contest, but it works.. Again, who cares >for debug-log rendering speed? Debug log writing performance is extremely i

Re: [RFC] drm: add kernel-log renderer

2014-03-07 Thread David Herrmann
Hi >> I don't think it makes sense to modify drm_log_ensure_size(). I mean, >> the worst that can happen is that the *text*-backlog is twice as big >> as required. But if you have a high-dpi display, you already require >> like 10x as much space for each framebuffer than for the entire >> log-buff

Re: [RFC] drm: add kernel-log renderer

2014-03-06 Thread Bruno Prémont
Hi David, On Fri, 7 Mar 2014 00:41:05 +0100 David Herrmann wrote: > On Thu, Mar 6, 2014 at 10:56 PM, Bruno Prémont wrote: > > On Thu, 06 March 2014 David Herrmann wrote: > >> On modern linux user-space, the VT subsystem is no longer needed for > >> system consoles. Although most DEs will fail if V

Re: [RFC] drm: add kernel-log renderer

2014-03-06 Thread David Herrmann
Hi On Thu, Mar 6, 2014 at 10:56 PM, Bruno Prémont wrote: > Hi David, > > On Thu, 06 March 2014 David Herrmann wrote: >> On modern linux user-space, the VT subsystem is no longer needed for >> system consoles. Although most DEs will fail if VTs are disabled, there >> are several gfx-systems that

Re: [RFC] drm: add kernel-log renderer

2014-03-06 Thread Bruno Prémont
Hi David, On Thu, 06 March 2014 David Herrmann wrote: > On modern linux user-space, the VT subsystem is no longer needed for > system consoles. Although most DEs will fail if VTs are disabled, there > are several gfx-systems that support this mode. Especially the lower > system stack has been ext

[RFC] drm: add kernel-log renderer

2014-03-06 Thread David Herrmann
On modern linux user-space, the VT subsystem is no longer needed for system consoles. Although most DEs will fail if VTs are disabled, there are several gfx-systems that support this mode. Especially the lower system stack has been extended to work without VTs. However, there is one major drawback