Re: [PATCH v8 2/4] fpga manager: add sysfs interface document

atull
2015-01-09T19:15:08Z

On Wed, 7 Jan 2015, Pavel Machek wrote:

> On Tue 2015-01-06 14:13:37, atull@opensource.altera.com wrote:
> > +
> > +What: /sys/class/fpga_manager/<fpga>/firmware
> > +Date: October 2014
> > +KernelVersion: 3.18
> > +Contact: Alan Tull <atull@opensource.altera.com>
> > +Description: Name of the FPGA image file to load using firmware
> > class.
>
> This one is ugly: it unneccessarily passes firmware name through the
> kernel. Just make interface and code simpler by always passing
> "socfpga-fpga-image" or something like that.
>
> Thanks,
> Pavel

Hi Pavel,

It might be ugly. It's not unnecessary. Some uses of FPGAs involve
switching out the FPGA images dynamically under control of the userspace.

Alan