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authorMichał Kępień <kernel@kempniu.pl>2017-04-05 08:49:07 +0200
committerDarren Hart (VMware) <dvhart@infradead.org>2017-04-13 10:16:06 -0700
commitf7c4c3fad5937bef41696d39422fb7773accf912 (patch)
tree53918073287253ac2a0374b5d0e71a0b17ccb063 /drivers/platform/x86/fujitsu-laptop.c
parentplatform/x86: fujitsu-laptop: make disable_brightness_adjust a boolean (diff)
downloadlinux-dev-f7c4c3fad5937bef41696d39422fb7773accf912.tar.xz
linux-dev-f7c4c3fad5937bef41696d39422fb7773accf912.zip
platform/x86: fujitsu-laptop: ignore errors when setting backlight power
Not all Fujitsu laptops support controlling backlight power through the FUJ02E3 ACPI device. Remove the debug message informing about a failed attempt to set backlight power as it may be confusing and the return value of call_fext_func() is logged anyway. Signed-off-by: Michał Kępień <kernel@kempniu.pl> Reviewed-by: Jonathan Woithe <jwoithe@just42.net> Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Diffstat (limited to 'drivers/platform/x86/fujitsu-laptop.c')
-rw-r--r--drivers/platform/x86/fujitsu-laptop.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index e7459197eb27..66a5eecf77d3 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -430,13 +430,9 @@ static int bl_update_status(struct backlight_device *b)
{
int ret;
if (b->props.power == FB_BLANK_POWERDOWN)
- ret = call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x3);
+ call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x3);
else
- ret = call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x0);
- if (ret != 0)
- vdbg_printk(FUJLAPTOP_DBG_ERROR,
- "Unable to adjust backlight power, error code %i\n",
- ret);
+ call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x0);
ret = set_lcd_level(b->props.brightness);
if (ret != 0)