[yocto] [meta-raspberrypi][PATCH 5/5] rpi-default-providers: Switch providers according to used gfx stack

[Andreas Müller]

On Wed, Aug 12, 2015 at 7:15 PM, Andreas Müller
<schnitzeltony at googlemail.com> wrote:
> FYI: I managed to get the vc4 driver loaded (should be in my repo
> branch vc4-2). With this I get some repeating kernel error messages
> (don't have them here). I am sure that I read something about these
> messages when preparing vc4 (yes I started similar before you sent
> patches).
>
> Hope I have some energy left tonight to check further and let you know...
>
>From xorg perspective all looks fine

[595923.730] (II) modeset(0): [DRI2] Setup complete
[595923.730] (II) modeset(0): [DRI2]   DRI driver: vc4
[595923.730] (II) modeset(0): [DRI2]   VDPAU driver: vc4
[595923.740] (--) RandR disabled
[595923.745] (II) AIGLX: enabled GLX_MESA_copy_sub_buffer
[595923.745] (II) AIGLX: enabled GLX_ARB_create_context
[595923.745] (II) AIGLX: enabled GLX_ARB_create_context_profile
[595923.745] (II) AIGLX: enabled GLX_EXT_create_context_es2_profile
[595923.745] (II) AIGLX: enabled GLX_INTEL_swap_event
[595923.745] (II) AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control
[595923.745] (II) AIGLX: enabled GLX_EXT_framebuffer_sRGB
[595923.745] (II) AIGLX: enabled GLX_ARB_fbconfig_float
[595923.745] (II) AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects
[595923.747] (II) AIGLX: Loaded and initialized vc4
[595923.747] (II) GLX: Initialized DRI2 GL provider for screen 0
[595923.782] (II) modeset(0): Setting screen physical size to 338 x 270

but kernel complains periodically ~6s with

[   36.814922] [drm:vc4_submit_cl_ioctl] *ERROR* Rendering requires
BOs to validate
[   43.060516] [drm:vc4_submit_cl_ioctl] *ERROR* Rendering requires
BOs to validate
[   49.325115] [drm:vc4_submit_cl_ioctl] *ERROR* Rendering requires
BOs to validate
[   55.558433] [drm:vc4_submit_cl_ioctl] *ERROR* Rendering requires
BOs to validate

Will check what this message want me to say - anybody out there with
helping hints?

Andreas