Re: [PATCH 2/2] fpga: lattice machxo2: Add Lattice MachXO2 support

From: Paolo Pisati
Date: Mon Mar 19 2018 - 16:47:36 EST


On Fri, Mar 16, 2018 at 09:26:54AM -0700, Moritz Fischer wrote:
> >
> > +static enum fpga_mgr_states machxo2_spi_state(struct fpga_manager *mgr)
> > +{
> > + return FPGA_MGR_STATE_UNKNOWN;
> > +}
>
> To understand this correctly: Further up you have a way to determine the
> state you're in, but then you only use that for debug printout, while
> here where you should provide the status you say FPGA_MGR_STATE_UNKNOWN?
>
> Am I missing something here?

This is more of a generic function ('What's the state of the FPGA now?') while
dump_status_reg() is invoked after a specific SPI command is sent to the FPGA to
keep track of the status of the chip and check that it adhere to the state
machine.

I'll send a v7.
--
bye,
p.