linux-kernel - Re: [PATCH v7 1/1] staging: mt7621-mmc: Delete IRQ

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Message-ID: <20180919170926.GA3780@nishad>
Date:   Wed, 19 Sep 2018 22:39:28 +0530
From:   Nishad Kamdar <nishadkamdar@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Joe Perches <joe@...ches.com>, NeilBrown <neil@...wn.name>,
        devel@...verdev.osuosl.org,
        Christian Lütke-Stetzkamp <christian@...mp.de>,
        linux-kernel@...r.kernel.org, John Crispin <blogic@...nwrt.org>,
        Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [PATCH v7 1/1] staging: mt7621-mmc: Delete IRQ_MSG() and its
 users.

On Tue, Sep 18, 2018 at 01:29:01PM +0200, Greg Kroah-Hartman wrote:
> On Sat, Sep 15, 2018 at 08:28:03AM +0530, Nishad Kamdar wrote:
> > This patch removes IRQ_MSG() and its users as currently it is a no-op.
> > 
> > Signed-off-by: Nishad Kamdar <nishadkamdar@...il.com>
> > ---
> > Changes in v7:
> >   - Delete IRQ_MSG() and all its users
> > Changes in v6:
> >   - No change
> > Changes in v5:
> >   - No change
> > ---
> >  drivers/staging/mt7621-mmc/dbg.h | 12 ------------
> >  drivers/staging/mt7621-mmc/sd.c  | 19 -------------------
> >  2 files changed, 31 deletions(-)
> > 
> > diff --git a/drivers/staging/mt7621-mmc/dbg.h b/drivers/staging/mt7621-mmc/dbg.h
> > index 79914d98c573..4ab9f10dccc2 100644
> > --- a/drivers/staging/mt7621-mmc/dbg.h
> > +++ b/drivers/staging/mt7621-mmc/dbg.h
> > @@ -102,18 +102,6 @@ do { \
> >  } while (0)
> >  #endif /* end of +++ */
> >  
> > -#if 1
> > -//defined CONFIG_MTK_MMC_CD_POLL
> > -#define IRQ_MSG(fmt, args...)
> > -#else
> > -/* PID in ISR in not corrent */
> > -#define IRQ_MSG(fmt, args...) \
> > -do { \
> > -	printk(KERN_ERR TAG"%d -> "fmt" <- %s() : L<%d>\n",	\
> > -	       host->id,  ##args, __FUNCTION__, __LINE__);	\
> > -} while (0);
> > -#endif
> > -
> >  void msdc_debug_proc_init(void);
> >  
> >  #if 0 /* --- chhung */
> > diff --git a/drivers/staging/mt7621-mmc/sd.c b/drivers/staging/mt7621-mmc/sd.c
> > index 7474f9ed7b5b..273593427d3a 100644
> > --- a/drivers/staging/mt7621-mmc/sd.c
> > +++ b/drivers/staging/mt7621-mmc/sd.c
> > @@ -278,8 +278,6 @@ static void msdc_tasklet_card(struct work_struct *work)
> >  		host->mmc->f_max = HOST_MAX_MCLK;
> >  		mmc_detect_change(host->mmc, msecs_to_jiffies(20));
> >  	}
> > -
> > -	IRQ_MSG("card found<%s>", inserted ? "inserted" : "removed");
> >  #endif
> >  
> >  	spin_unlock(&host->lock);
> > @@ -1638,17 +1636,10 @@ static irqreturn_t msdc_irq(int irq, void *dev_id)
> >  	if (intsts & MSDC_INT_CDSC) {
> >  		if (host->mmc->caps & MMC_CAP_NEEDS_POLL)
> >  			return IRQ_HANDLED;
> > -		IRQ_MSG("MSDC_INT_CDSC irq<0x%.8x>", intsts);
> >  		schedule_delayed_work(&host->card_delaywork, HZ);
> >  		/* tuning when plug card ? */
> >  	}
> >  
> > -	/* sdio interrupt */
> > -	if (intsts & MSDC_INT_SDIOIRQ) {
> > -		IRQ_MSG("XXX MSDC_INT_SDIOIRQ");  /* seems not sdio irq */
> > -		//mmc_signal_sdio_irq(host->mmc);
> > -	}
> > -
> >  	/* transfer complete interrupt */
> >  	if (data != NULL) {
> >  		if (inten & MSDC_INT_XFER_COMPL) {
> > @@ -1663,10 +1654,8 @@ static irqreturn_t msdc_irq(int irq, void *dev_id)
> >  			msdc_clr_int();
> >  
> >  			if (intsts & MSDC_INT_DATTMO) {
> > -				IRQ_MSG("XXX CMD<%d> MSDC_INT_DATTMO", host->mrq->cmd->opcode);
> >  				data->error = -ETIMEDOUT;
> >  			} else if (intsts & MSDC_INT_DATCRCERR) {
> > -				IRQ_MSG("XXX CMD<%d> MSDC_INT_DATCRCERR, SDC_DCRC_STS<0x%x>", host->mrq->cmd->opcode, readl(host->base + SDC_DCRC_STS));
> >  				data->error = -EIO;
> >  			}
> 
> The {} should be removed here, right?
> 
> thanks,
> 
> greg k-h

Yes, i'll do that.

Thanks for the review.

regards,
nishad