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mmc: at91_mci: remove the use of irq_to_gpio

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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@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Nicolas Ferre 2011-08-04 16:49:03 +01:00 committed by Chris Ball
parent 7e8ba228d9
commit 51c5d8d149
1 changed files with 5 additions and 1 deletions
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6
drivers/mmc/host/at91_mci.c
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@ -869,7 +869,11 @@ 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;
/* entering this ISR means that we have configured det_pin:
* we can use its value in board structure */
present = !gpio_get_value(host->board->det_pin);
/*
* we expect this irq on both insert and remove,