Hello Ross,
On Mon, Feb 08, 2016 at 07:26:34PM +1100, Ross Green wrote:
> On Mon, Feb 8, 2016 at 9:05 AM, Emil Goode <emil.fsw@xxxxxxxx> wrote:
> > Hello,
> >
> > On Tue, Feb 02, 2016 at 05:05:38PM +0100, Sebastian Reichel wrote:
> >> On Tue, Feb 02, 2016 at 04:41:13PM +1100, Ross Green wrote:
> >> > On Tue, Feb 2, 2016 at 3:34 PM, Sebastian Reichel <sre@xxxxxxxxxx> wrote:
> >> > > On Mon, Feb 01, 2016 at 11:38:38PM +1100, Ross Green wrote:
> >> > >> On Mon, Jan 25, 2016 at 11:47 PM, Ross Green <rgkernel@xxxxxxxxx> wrote:
> >> > >> > Just tried the new kernel release on faithful pandaboard es with the
> >> > >> > new 4.5-rc1 release.
> >> > >> >
> >> > >> > There is a problem with the wifi modules once the modules are loaded.
> >> > >> > Looks like the wifi firmware gets loaded put no response after that
> >> > >> > causing recovery action.
> >> > >> >
> >> > >> > the kernel 4.4 works quite happily with this board.
> >> > >> >
> >> > >> > Here is a dmesg dump in the attachment.
> >> > >> >
> >> > >> > Anyone have any ideas here?
> >> >
> >> > [...]
> >> >
> >> > If I get time, this evening, I'll see if I can give a bisect a try.
> >>
> >> On N950 [wl1271 via SPI, using extra patches to init from DT] I get wifi
> >> working again on 4.5-rc1 with 3719c17e1816 ("wlcore/wl18xx: fw logger
> >> over sdio") reverted.
> >
> > Reverting the changes in wlcore_set_partition() as below seem to help.
> >
> > Best regards,
> >
> > Emil Goode
> >
> > 8<--------
> >
> > --- a/drivers/net/wireless/ti/wlcore/io.c
> > +++ b/drivers/net/wireless/ti/wlcore/io.c
> > @@ -175,14 +175,15 @@ int wlcore_set_partition(struct wl1271 *wl,
> > if (ret < 0)
> > goto out;
> >
> > + /*
> > + * We don't need the size of the last partition, as it is
> > + * automatically calculated based on the total memory size and
> > + * the sizes of the previous partitions.
> > + */
> > ret = wlcore_raw_write32(wl, HW_PART3_START_ADDR, p->mem3.start);
> > if (ret < 0)
> > goto out;
> >
> > - ret = wlcore_raw_write32(wl, HW_PART3_SIZE_ADDR, p->mem3.size);
> > - if (ret < 0)
> > - goto out;
> > -
> > out:
> > return ret;
> > }
> > diff --git a/drivers/net/wireless/ti/wlcore/io.h b/drivers/net/wireless/ti/wlcore/io.h
> > index 6c257b5..10cf374 100644
> > --- a/drivers/net/wireless/ti/wlcore/io.h
> > +++ b/drivers/net/wireless/ti/wlcore/io.h
> > @@ -36,8 +36,8 @@
> > #define HW_PART1_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 12)
> > #define HW_PART2_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 16)
> > #define HW_PART2_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 20)
> > -#define HW_PART3_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 24)
> > -#define HW_PART3_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 28)
> > +#define HW_PART3_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 24)
> > +
> > #define HW_ACCESS_REGISTER_SIZE 4
> >
> > #define HW_ACCESS_PRAM_MAX_RANGE 0x3c000
> >
>
> Thanks Emil,
>
> Just tested linux-4.5-rc3 with the above patch and confirm everything
> works as expected. So it would be good if this patch can find its way
> into linux-4.5-rc4.
>
> So all is happy with the wlcore code with this patch.
> Now I can continue with the rest of the testing ;-)
Thank you for testing!
I'm not familiar with this code so it would be good to get a comment from ti developers,
if not I will send this fix.
Best regards,
Emil Goode
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