linux-kernel - Re: [PATCH 06/17] i2c: omap: improve 1p153 errata handling

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Message-ID: <CAMQu2gxY6x+JFw1ncimpVSxutJ_+4zscGHzVpg85W-4SPfUJRQ@mail.gmail.com>
Date:	Thu, 14 Jun 2012 16:31:02 +0530
From:	"Shilimkar, Santosh" <santosh.shilimkar@...com>
To:	Felipe Balbi <balbi@...com>
Cc:	ben-linux@...ff.org, Tony Lindgren <tony@...mide.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	w.sang@...gutronix.de, linux-i2c@...r.kernel.org,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 06/17] i2c: omap: improve 1p153 errata handling

On Thu, Jun 14, 2012 at 3:50 PM, Felipe Balbi <balbi@...com> wrote:
> Make it not depend on ISR's local variables
> in order to make it easier to re-factor the
> transmit data loop.
>
> Signed-off-by: Felipe Balbi <balbi@...com>
> ---
>  drivers/i2c/busses/i2c-omap.c |   47 +++++++++++++++++++++++++++++------------
>  1 file changed, 34 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
> index 0661ca1..52861c2 100644
> --- a/drivers/i2c/busses/i2c-omap.c
> +++ b/drivers/i2c/busses/i2c-omap.c
> @@ -768,21 +768,24 @@ omap_i2c_omap1_isr(int this_irq, void *dev_id)
>  * data to DATA_REG. Otherwise some data bytes can be lost while transferring
>  * them from the memory to the I2C interface.
>  */
> -static int errata_omap3_1p153(struct omap_i2c_dev *dev, u16 *stat, int *err)
> +static int errata_omap3_1p153(struct omap_i2c_dev *dev)
>  {
> -       unsigned long timeout = 10000;
> +       unsigned long   timeout = 10000;

Not related to this patch but this 10000 timeout magic
needs to be fixed as well.

The patch looks fine.

Regards
santosh
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