summaryrefslogtreecommitdiff
path: root/drivers/mmc/host/at91_mci.c
diff options
context:
space:
mode:
authorNicolas Ferre <nicolas.ferre@atmel.com>2011-08-04 15:49:03 (GMT)
committerChris Ball <cjb@laptop.org>2011-10-26 19:43:27 (GMT)
commit51c5d8d1499b8442e863fe756f76e7f4ea7476fb (patch)
tree2188432e22a0ca049e6098ef40d2394e1dba8d43 /drivers/mmc/host/at91_mci.c
parent7e8ba228d9f43a4e4b3ed0e6aa3399e8f30d7bc1 (diff)
downloadlinux-51c5d8d1499b8442e863fe756f76e7f4ea7476fb.tar.xz
mmc: at91_mci: remove the use of irq_to_gpio
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>
Diffstat (limited to 'drivers/mmc/host/at91_mci.c')
-rw-r--r--drivers/mmc/host/at91_mci.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index a4aa3af..a8b4d2a 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -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,