[meta-freescale] wandboard-rt & kernel-module-imx-gpu-viv error

Otavio Salvador otavio.salvador at ossystems.com.br
Tue Jan 12 03:12:55 PST 2016

Hello Julio,

On Tue, Jan 12, 2016 at 4:47 AM, Julio Cruz Barroso
<julio.cruz at smartmatic.com> wrote:
> I'm trying to build a core-image-minimal for "wandboard-rt", but an error show-up compiling the module "kernel-module-imx-gpu-viv".
> I found two ways to solve this issue:
> 1. Apply a similar patch proposed by Dominic some months ago ([meta-freescale] [meta-fsl-arm-extra][PATCH] linux-wandboard-rt: Add initial recipe), but this time, for the external module
> 2. Disable the kernel module and use the built-in. For this, it suggest to use the option defined by Otavio 5 month ago (patch-v2-0-5-dynamically-choose-between-built-in-or-external-vivante-gpu-kernel-driver#post8). MACHINE_USES_VIVANTE_KERNEL_DRIVER_MODULE = "0" in the local.conf file.
> Currently, both sources (module and built-in) have difference and I'm not sure if the applied patch will be enough. Dominic, do you have any comments?

Ideally we ought to fix the kernel module source. Prabhu, is it
possible for you to review the patch proposed by Julio? It seems good
from my point of view and harmless for normal kernel as well.

Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
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