[MXS MMC 2/5] Some cleanups for the MMC driver
u.kleine-koenig at pengutronix.de
Wed Dec 7 07:50:29 EST 2011
On Wed, Dec 07, 2011 at 12:57:44PM +0100, Lothar Waßmann wrote:
> Shawn Guo writes:
> > I'm fine with this cosmetic patch with the comments below addressed.
> > On Tue, Dec 06, 2011 at 02:41:27PM +0100, Lothar Waßmann wrote:
> > > - Remove bogus parens around numerical arguments in #define's
> > > - When defining bit masks, use the #def for the shift count
> > > instead of repeating the numbers
> > This change brings a few 'line over 80 characters' checkpatch warnings.
> will fix.
> > > - Remove bogus whitespace in indentation
> > > - Remove 'break' at end of switch statement
> > >
> > > Signed-off-by: Lothar Waßmann <LW at KARO-electronics.de>
> > > ---
> > > drivers/mmc/host/mxs-mmc.c | 57 +++++++++++++++++++++----------------------
> > > 1 files changed, 28 insertions(+), 29 deletions(-)
> > >
> > > diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c
> > [...]
> > > @@ -277,7 +277,7 @@ static irqreturn_t mxs_mmc_irq_handler(int irq, void *dev_id)
> > >
> > > stat = readl(host->base + HW_SSP_CTRL1);
> > > writel(stat & MXS_MMC_IRQ_BITS,
> > > - host->base + HW_SSP_CTRL1 + MXS_CLR_ADDR);
> > This is an intended indentation with 7 spaces.
> According to Documentation/CodingStyle spaces are never used for
> indentation (except in documentation, Kconfig and comments).
AFAIK "don't use spaces" only applies to the first line of a statement.
When breaking long lines using spaces to align to the containing
parenthesis is quite common (though I don't like it personally).
The rule for follow-up lines is only: Descendants are always
substantially shorter than the parent and are placed substantially to
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