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authorStephen Kitt <steve@sk2.org>2022-06-07 21:46:33 +0300
committerHans de Goede <hdegoede@redhat.com>2022-06-22 12:53:45 +0300
commit3096ab5b902a35a6dc2d154ab60bd6de7ac323ee (patch)
tree07eb987a13e116c6ed0b479d41af61535254cf7a /drivers/platform
parent441ffc52d640733adddcce7f9e50996ea59731f3 (diff)
downloadlinux-3096ab5b902a35a6dc2d154ab60bd6de7ac323ee.tar.xz
platform/x86: apple-gmux: Use backlight helper
Instead of retrieving the backlight brightness in struct backlight_properties manually, and then checking whether the backlight should be on at all, use backlight_get_brightness() which does all this and insulates this from future changes. Signed-off-by: Stephen Kitt <steve@sk2.org> Cc: Hans de Goede <hdegoede@redhat.com> Cc: Mark Gross <markgross@kernel.org> Cc: platform-driver-x86@vger.kernel.org Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> Link: https://lore.kernel.org/r/20220607184635.1127913-3-steve@sk2.org Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/apple-gmux.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c
index 57553f9b4d1d..ffe98a18440b 100644
--- a/drivers/platform/x86/apple-gmux.c
+++ b/drivers/platform/x86/apple-gmux.c
@@ -291,10 +291,7 @@ static int gmux_get_brightness(struct backlight_device *bd)
static int gmux_update_status(struct backlight_device *bd)
{
struct apple_gmux_data *gmux_data = bl_get_data(bd);
- u32 brightness = bd->props.brightness;
-
- if (bd->props.state & BL_CORE_SUSPENDED)
- return 0;
+ u32 brightness = backlight_get_brightness(bd);
gmux_write32(gmux_data, GMUX_PORT_BRIGHTNESS, brightness);