[U-Boot] [PATCH 2/2] dfu, nand: add medium specific polltimeout function
Lukasz Majewski
l.majewski at samsung.com
Thu Apr 10 12:08:44 CEST 2014
Hi Pantelis,
> Hi Marek,
>
> On Apr 10, 2014, at 10:54 AM, Marek Vasut wrote:
>
> > On Thursday, April 10, 2014 at 07:08:06 AM, Heiko Schocher wrote:
> >> add a possibility to add a medium specific polltimeout
> >> function. So it is possible to define different
> >> poll timeouts.
> >>
> >> Used on nand medium, for setting the DFU_MANIFEST_POLL_TIMEOUT
> >> only on nand ubi partitions, which is currently the only
> >> usecase.
> >>
> >> Signed-off-by: Heiko Schocher <hs at denx.de>
> >> Cc: Lukasz Majewski <l.majewski at samsung.com>
> >> Cc: Kyungmin Park <kyungmin.park at samsung.com>
> >> Cc: Marek Vasut <marex at denx.de>
> >> Cc: Pantelis Antoniou <panto at antoniou-consulting.com>
> >
> > [...]
> >
> >> @@ -174,6 +174,17 @@ static void dnload_request_flush(struct
> >> usb_ep *ep, struct usb_request *req) req->length,
> >> f_dfu->blk_seq_num); }
> >>
> >> +static void dfu_set_poll_timeout_manifest(struct dfu_status
> >> *dstat,
> >> + struct f_dfu *f_dfu)
> >> +{
> >> + struct dfu_entity *dfu =
> >> dfu_get_entity(f_dfu->altsetting); +
> >> + if (dfu->poll_timeout)
> >> + dfu_set_poll_timeout(dstat,
> >> dfu->poll_timeout(dfu));
> >> + else
> >> + dfu_set_poll_timeout(dstat,
> >> DFU_MANIFEST_POLL_TIMEOUT); +}
> >
> > Don't you think it'd be better (yet more intrusive) to have all the
> > DFU users have default implementation of dfu->poll_timeout() ? Then
> > you'd be able to avoid this if and even get rid of this
> > dfu_set_poll_timeout_manifest() function.
> >
>
> Could work, but why not a simple accessor like this:
>
> static inline unsigned int dfu_get_poll_timeout(struct dfu_entity
> *dfu) {
>
> return dfu->poll_timeout ? dfu->poll_timeout(dfu);
> DFU_MANIFEST_POLL_TIMEOUT);
> }
>
> and dfu_set_poll_timeout(dstat, dfu_get_poll_timeout(dfu));
>
> You even get the benefit of have a method to read the timeout value
> if we ever needed sometime in the future.
Seems reasonable for me: +1
Some comment:
Guys, please be consistent with CCing people. I didn't receive this
thread. Also this original reply from Pantelis was not CCed to Heiko.
>
> >
> > [...]
> >
> > Best regards,
> > Marek Vasut
>
> Regards
>
> -- Pantelis
--
Best regards,
Lukasz Majewski
Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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