diff options
| author | Matthew Garrett <mjg@redhat.com> | 2010-02-18 00:39:44 +0300 |
|---|---|---|
| committer | Richard Purdie <rpurdie@linux.intel.com> | 2010-03-16 22:47:54 +0300 |
| commit | a19a6ee6cad2b20292a774c2f56ba8039b0fac9c (patch) | |
| tree | 631916ce6181336c5c28eb0cf5484c40c92986b6 /drivers/platform/x86/asus_acpi.c | |
| parent | 57e148b6a975980944f4466ccb669b1d02dfc6a1 (diff) | |
| download | linux-a19a6ee6cad2b20292a774c2f56ba8039b0fac9c.tar.xz | |
backlight: Allow properties to be passed at registration
Values such as max_brightness should be set before backlights are
registered, but the current API doesn't allow that. Add a parameter to
backlight_device_register and update drivers to ensure that they
set this correctly.
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Diffstat (limited to 'drivers/platform/x86/asus_acpi.c')
| -rw-r--r-- | drivers/platform/x86/asus_acpi.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c index 1381430e1105..ee520357abaa 100644 --- a/drivers/platform/x86/asus_acpi.c +++ b/drivers/platform/x86/asus_acpi.c @@ -1481,6 +1481,7 @@ static void asus_acpi_exit(void) static int __init asus_acpi_init(void) { + struct backlight_properties props; int result; result = acpi_bus_register_driver(&asus_hotk_driver); @@ -1507,15 +1508,17 @@ static int __init asus_acpi_init(void) return -ENODEV; } + memset(&props, 0, sizeof(struct backlight_properties)); + props.max_brightness = 15; asus_backlight_device = backlight_device_register("asus", NULL, NULL, - &asus_backlight_data); + &asus_backlight_data, + &props); if (IS_ERR(asus_backlight_device)) { printk(KERN_ERR "Could not register asus backlight device\n"); asus_backlight_device = NULL; asus_acpi_exit(); return -ENODEV; } - asus_backlight_device->props.max_brightness = 15; return 0; } |