RE: [PATCH v9] mmc: Export host capabilities to debugfs.

From: Avri Altman
Date: Mon Mar 12 2018 - 07:32:41 EST




> -----Original Message-----
> From: Harish Jenny K N [mailto:harish_kandiga@xxxxxxxxxx]
> Sent: Monday, March 12, 2018 1:17 PM
> To: Avri Altman <Avri.Altman@xxxxxxx>; Andy Shevchenko
> <andriy.shevchenko@xxxxxxxxxxxxxxx>; ulf.hansson@xxxxxxxxxx;
> linus.walleij@xxxxxxxxxx; adrian.hunter@xxxxxxxxx; shawn.lin@xxxxxxxxxxxxxx
> Cc: linux-mmc@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> Vladimir_Zapolskiy@xxxxxxxxxx
> Subject: Re: [PATCH v9] mmc: Export host capabilities to debugfs.
>
>
>
> On Monday 12 March 2018 04:15 PM, Avri Altman wrote:
> >
> >> -----Original Message-----
> >> From: Andy Shevchenko [mailto:andriy.shevchenko@xxxxxxxxxxxxxxx]
> >> Sent: Monday, March 12, 2018 12:08 PM
> >> To: Harish Jenny K N <harish_kandiga@xxxxxxxxxx>;
> >> ulf.hansson@xxxxxxxxxx; linus.walleij@xxxxxxxxxx;
> >> adrian.hunter@xxxxxxxxx; shawn.lin@rock- chips.com; Avri Altman
> >> <Avri.Altman@xxxxxxx>
> >> Cc: linux-mmc@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> >> Vladimir_Zapolskiy@xxxxxxxxxx
> >> Subject: Re: [PATCH v9] mmc: Export host capabilities to debugfs.
> >>
> >> On Mon, 2018-03-12 at 10:01 +0530, Harish Jenny K N wrote:
> >>> This patch exports the host capabilities to debugfs
> >>>
> >>> This idea of sharing host capabilities over debugfs came up from
> >>> Abbas Raza <Abbas_Raza@xxxxxxxxxx> Earlier discussions:
> >>> https://lkml.org/lkml/2018/3/5/357
> >>> https://www.spinics.net/lists/linux-mmc/msg48219.html
> >>>
> >> Address below minors and, FWIW, take mine
> >>
> >> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> >>
> >>> + for_each_set_bit(bit, (const unsigned long *)&caps,
> >>> BITS_PER_LONG)
> >>> + for_each_set_bit(bit, (const unsigned long *)&caps2,
> >>> BITS_PER_LONG)
> >> Explicit casting is not needed anymore in both cases.
> > Also maybe use sizeof(mmc_host_capabilities) instead of BITS_PER_LONG?
>
> You mean sizeof(caps) and not sizeof(mmc_host_capabilities) . Right ?
meant ARRAY_SIZE(mmc_host_capabilities)

Thanks,
Avri

>
>
> Thanks,
> Harish Jenny K N