[Intel-gfx] [PATCH 00/10] drm/i915/spi: spi access for discrete graphics

Usyskin, Alexander alexander.usyskin at intel.com
Tue Sep 12 13:15:58 UTC 2023


> 
> > The spi controller on discreet graphics card is not visible to user-space.
> > Spi access flows are supported by another hardware module and relevant
> registers are
> > available on graphics device memory bar.
> 
> No SPI controllers are directly visible to userspace, some SPI devices
> are selectively exposed but that needs to be explicitly requested and is
> generally discouraged.

What are the options here? Explicitly request exception is the one.
Any other way to add access to flash memory connected in such way?

-- 
Thanks,
Sasha




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