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[v2,08/11] platform/x86: fujitsu-laptop: ignore errors when setting backlight power

Message ID 20170405064910.3162-9-kernel@kempniu.pl (mailing list archive)
State Accepted, archived
Delegated to: Darren Hart
Headers show

Commit Message

Michał Kępień April 5, 2017, 6:49 a.m. UTC 
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>
---
 drivers/platform/x86/fujitsu-laptop.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
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Patch

diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index a3e9efd1ac88..0cd58c96938c 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -445,13 +445,9 @@  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)