[PATCH] drm/i915: Don't force IOSF_MBI

Jisheng Zhang Jisheng.Zhang at synaptics.com
Mon Jul 20 09:29:00 UTC 2020


On Fri, 17 Jul 2020 20:32:44 +0100 Chris Wilson  wrote:

> 
> 
> Quoting Jisheng Zhang (2020-07-17 07:11:38)
> > The i915 doesn't depend on IOSF_MBI, asm/iosf_mbi.h already defines
> > isof_mbi_* APIs when ISOF_MBI is disabled.
> >
> > Don't force IOSF_MBI to allow disabling IOSF_MBI for non SoC platforms.  
> 
> But it is required for Valleyview/Cherryview and we want to support
> those by default. Tricky.

If linux kernel is built for Valleyview/Cherryview, ISOF_MBI has to be
enabled. The dependency is met there.

Thanks



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