On 11:23 Wed 13 Nov , Sascha Hauer wrote:
> On Tue, Nov 12, 2013 at 05:03:59PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > > + if (ret != 0) {
> > > + dev_err(dev, "FPGA does not acknowledge the programming initiation\n");
> > > + if (gpio_get_value(this->nstat_gpio))
> > > + dev_err(dev, "STATUS is still high!\n");
> > > + if (gpio_get_value(this->confd_gpio))
> > > + dev_err(dev, "CONFIG DONE is still high!\n");
> > > + return ret;
> > > + }
> > > +
> > > + /* arm the FPGA to await its new firmware */
> > > + gpio_set_value(this->nconfig_gpio, 1);
> > no one check the return of gpio_set but we need to
> >
> > on a i2c-gpio it might fail
>
> I don't think that's necessary here. If setting gpios fails the firmware
> programming will fail later anyway.
except when you debug and want to known why and where it fail
Best Regards,
J.
>
> Sascha
>
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