[RFC PATCH] mmc: at91_mci: remove the use of irq_to_gpio

[Sergei Shtylyov]

Hello.

Nicolas Ferre wrote:

> Remove the use of irq_to_gpio() in the card detection interrupt
> handler. The information is available in the board structure and
> we can avoid using a function that has little meaning.

> Signed-off-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> ---
> Ben, Arnd,

> I have identified this use of irq_to_gpio() which can be remove immediatly.

>  drivers/mmc/host/at91_mci.c |    5 ++++-
>  1 files changed, 4 insertions(+), 1 deletions(-)

> diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
> index a4aa3af..351951c 100644
> --- a/drivers/mmc/host/at91_mci.c
> +++ b/drivers/mmc/host/at91_mci.c
> @@ -869,7 +869,10 @@ static irqreturn_t at91_mci_irq(int irq, void *devid)
>  static irqreturn_t at91_mmc_det_irq(int irq, void *_host)
>  {
>  	struct at91mci_host *host = _host;
> -	int present = !gpio_get_value(irq_to_gpio(irq));
> +	int present;
> +
> +	/* if we are here is that the det_pin exists */

    Hm, this comment doesn't parse...

> +	present = !gpio_get_value(host->board->det_pin);

WBR, Sergei