diff options
Diffstat (limited to 'drivers/staging/olpc_dcon/olpc_dcon.c')
| -rw-r--r-- | drivers/staging/olpc_dcon/olpc_dcon.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/staging/olpc_dcon/olpc_dcon.c b/drivers/staging/olpc_dcon/olpc_dcon.c index 4ca45ec7fd84..56a283d1a74d 100644 --- a/drivers/staging/olpc_dcon/olpc_dcon.c +++ b/drivers/staging/olpc_dcon/olpc_dcon.c @@ -27,7 +27,6 @@ #include <asm/uaccess.h> #include <linux/ctype.h> #include <linux/reboot.h> -#include <linux/gpio.h> #include <asm/tsc.h> #include <asm/olpc.h> @@ -49,7 +48,7 @@ struct dcon_platform_data { int (*init)(void); void (*bus_stabilize_wiggle)(void); void (*set_dconload)(int); - int (*read_status)(void); + u8 (*read_status)(void); }; static struct dcon_platform_data *pdata; @@ -374,17 +373,17 @@ static void dcon_source_switch(struct work_struct *work) * * For now, we just hope.. */ - acquire_console_sem(); + console_lock(); ignore_fb_events = 1; if (fb_blank(fbinfo, FB_BLANK_UNBLANK)) { ignore_fb_events = 0; - release_console_sem(); + console_unlock(); printk(KERN_ERR "olpc-dcon: Failed to enter CPU mode\n"); dcon_pending = DCON_SOURCE_DCON; return; } ignore_fb_events = 0; - release_console_sem(); + console_unlock(); /* And turn off the DCON */ pdata->set_dconload(1); @@ -436,12 +435,12 @@ static void dcon_source_switch(struct work_struct *work) } } - acquire_console_sem(); + console_lock(); ignore_fb_events = 1; if (fb_blank(fbinfo, FB_BLANK_POWERDOWN)) printk(KERN_ERR "olpc-dcon: couldn't blank fb!\n"); ignore_fb_events = 0; - release_console_sem(); + console_unlock(); printk(KERN_INFO "olpc-dcon: The DCON has control\n"); break; @@ -615,7 +614,7 @@ static struct device_attribute dcon_device_files[] = { __ATTR(resumeline, 0644, dcon_resumeline_show, dcon_resumeline_store), }; -static struct backlight_ops dcon_bl_ops = { +static const struct backlight_ops dcon_bl_ops = { .get_brightness = dconbl_get, .update_status = dconbl_set }; |