diff options
Diffstat (limited to 'drivers/staging/olpc_dcon/olpc_dcon_xo_1.c')
| -rw-r--r-- | drivers/staging/olpc_dcon/olpc_dcon_xo_1.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c index 2245213df60..cb6ce0cf92a 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c +++ b/drivers/staging/olpc_dcon/olpc_dcon_xo_1.c @@ -183,17 +183,15 @@ static void dcon_set_dconload_1(int val) gpio_set_value(OLPC_GPIO_DCON_LOAD, val); } -static u8 dcon_read_status_xo_1(void) +static int dcon_read_status_xo_1(u8 *status) { - u8 status; - - status = gpio_get_value(OLPC_GPIO_DCON_STAT0); - status |= gpio_get_value(OLPC_GPIO_DCON_STAT1) << 1; + *status = gpio_get_value(OLPC_GPIO_DCON_STAT0); + *status |= gpio_get_value(OLPC_GPIO_DCON_STAT1) << 1; /* Clear the negative edge status for GPIO7 */ cs5535_gpio_set(OLPC_GPIO_DCON_IRQ, GPIO_NEGATIVE_EDGE_STS); - return status; + return 0; } struct dcon_platform_data dcon_pdata_xo_1 = { |