Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Andreas Schwab
On Mai 18 2020, Michael Ellerman wrote: > The old drivers may be crufty but they presumably have been tested by > people and at least somewhat work. I can confirm that the nvidia fbdev driver is working perfectly fine. > I gave it a quick spin on a G5 I have access to and dmesg has a bunch of >

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Emil Velikov
On Mon, 18 May 2020 at 13:48, Bartlomiej Zolnierkiewicz wrote: > > > On 5/18/20 1:19 PM, Emil Velikov wrote: > > Hi Michael, > > > > On Mon, 18 May 2020 at 08:30, Michael Ellerman wrote: > >> > >> Emil Velikov writes: > >>> As mentioned in earlier commit, the riva and nvidia fbdev drivers have

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Bartlomiej Zolnierkiewicz
On 5/18/20 1:19 PM, Emil Velikov wrote: > Hi Michael, > > On Mon, 18 May 2020 at 08:30, Michael Ellerman wrote: >> >> Emil Velikov writes: >>> As mentioned in earlier commit, the riva and nvidia fbdev drivers have >>> seen no love over the years, are short on features and overall below par

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Benjamin Herrenschmidt
On Mon, 2020-05-18 at 12:19 +0100, Emil Velikov wrote: > > - attempted out-of-bound attempts to read the vbios So on these things, the actual ROM doesn't contain what you want, but the device-tree has a property "NVDA,BMP" that contains some kind of mini-BIOS (around 2.4KB) which should contain

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Benjamin Herrenschmidt
On Mon, 2020-05-18 at 12:00 +0100, Emil Velikov wrote: > I believe you reported issues due to different page size for the CPU/GPU. > Have you tried nouveau recently, there has been a handful of patches > on the topic since your report. > > Alternatively, it would make sense you rebase, cleanup

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Emil Velikov
Hi Michael, On Mon, 18 May 2020 at 08:30, Michael Ellerman wrote: > > Emil Velikov writes: > > As mentioned in earlier commit, the riva and nvidia fbdev drivers have > > seen no love over the years, are short on features and overall below par > > > > Users are encouraged to switch to the

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Emil Velikov
Hi Benjamin, On Mon, 18 May 2020 at 01:45, Benjamin Herrenschmidt wrote: > > On Sun, 2020-05-17 at 23:05 +0100, Emil Velikov wrote: > > As mentioned in earlier commit, the riva and nvidia fbdev drivers > > have > > seen no love over the years, are short on features and overall below > > par > >

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-18 Thread Michael Ellerman
Emil Velikov writes: > As mentioned in earlier commit, the riva and nvidia fbdev drivers have > seen no love over the years, are short on features and overall below par > > Users are encouraged to switch to the nouveau drm driver instead. > > v2: Split configs to separate patch, enable nouveau

Re: [PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-17 Thread Benjamin Herrenschmidt
On Sun, 2020-05-17 at 23:05 +0100, Emil Velikov wrote: > As mentioned in earlier commit, the riva and nvidia fbdev drivers > have > seen no love over the years, are short on features and overall below > par > > Users are encouraged to switch to the nouveau drm driver instead. > > v2: Split

[PATCH v2 2/2] powerpc/configs: replace deprecated riva/nvidia with nouveau

2020-05-17 Thread Emil Velikov
As mentioned in earlier commit, the riva and nvidia fbdev drivers have seen no love over the years, are short on features and overall below par Users are encouraged to switch to the nouveau drm driver instead. v2: Split configs to separate patch, enable nouveau (Bartlomiej) Cc: Antonino Daplas