RE: [PATCH] linux-next: rsi: fix using of removed stuff from mmc

[Seungwon Jeon]

On Tue, April 22, 2014, Ulf Hansson wrote:
> On 22 April 2014 08:57, Seungwon Jeon <tgih.jun@xxxxxxxxxxx> wrote:
> > As commit 3957848(mmc: drop the speed mode of card's state) applies,
> > this change should be followed.
> >
> > drivers/net/wireless/rsi/rsi_91x_sdio.c:288:20: error: 'MMC_STATE_HIGHSPEED' undeclared (first use
> in this function)
> > drivers/net/wireless/rsi/rsi_91x_sdio.c:299:4: error: implicit declaration of function
> 'mmc_card_set_highspeed' [-Werror=implicit-function-declaration]
> > drivers/net/wireless/rsi/rsi_91x_sdio.c:306:2: error: implicit declaration of function
> 'mmc_card_highspeed' [-Werror=implicit-function-declaration]
> >
> > Signed-off-by: Seungwon Jeon <tgih.jun@xxxxxxxxxxx>
> 
> Hi Seungwon,
> 
> Thanks for responding quickly!
> 
> > ---
> >  drivers/net/wireless/rsi/rsi_91x_sdio.c |    4 +---
> >  1 files changed, 1 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c
> > index 2e39d38..46e7af4 100644
> > --- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
> > +++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
> > @@ -285,7 +285,6 @@ static void rsi_reset_card(struct sdio_func *pfunction)
> >                 if (err) {
> >                         rsi_dbg(ERR_ZONE, "%s: CCCR speed reg read failed: %d\n",
> >                                 __func__, err);
> > -                       card->state &= ~MMC_STATE_HIGHSPEED;
> >                 } else {
> >                         err = rsi_cmd52writebyte(card,
> >                                                  SDIO_CCCR_SPEED,
> > @@ -296,14 +295,13 @@ static void rsi_reset_card(struct sdio_func *pfunction)
> >                                         __func__, err);
> >                                 return;
> >                         }
> > -                       mmc_card_set_highspeed(card);
> >                         host->ios.timing = MMC_TIMING_SD_HS;
> >                         host->ops->set_ios(host, &host->ios);
> >                 }
> >         }
> >
> >         /* Set clock */
> > -       if (mmc_card_highspeed(card))
> > +       if (mmc_card_hs(card))
> >                 clock = 50000000;
> >         else
> >                 clock = card->cis.max_dtr;
> > --
> > 1.7.0.4
> >
> >
> 
> I am not sure it's safe to carry this patch through Chris' mmc tree
> due to merge conflicts with John's wireless tree.
> 
> Though, since you have changed the mmc_card_highspeed() function to be
> named to mmc_card_hs(), we need to work out the dependency.
> 
> We have some options to handle this, I suggest the following.
> 
> Re-spin this patch to keep using mmc_card_highspeed() and let John
> take it through his wireless tree. Thus  you also need to keep the
It would be better if this patch can be handled in Chris's.
Because if the rest of changes of this patch with keeping "mmc_card_highspeed" is applied,
high-speed SDIO will be ignored in John's tree.

Thanks,
Seungwon Jeon

> name mmc_card_highspeed() function from the patches to the mmc core -
> could you please re-spin and post new version of those patches as
> well!?
> 
> Kind regards
> Ulf Hansson

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