Messages in this thread Patch in this message | | | From | Michał Kępień <> | Subject | [PATCH v2 1/2] platform/x86: fujitsu-laptop: decrease indentation in acpi_fujitsu_bl_notify() | Date | Wed, 1 Mar 2017 07:42:53 +0100 |
| |
acpi_fujitsu_bl_notify() is pretty deeply nested, which hurts readability. Strip off one level of indentation by returning early when the event code supplied as argument is not ACPI_FUJITSU_NOTIFY_CODE1.
Signed-off-by: Michał Kępień <kernel@kempniu.pl> --- Changes introduced by this patch are best viewed when whitespace changes are ignored.
drivers/platform/x86/fujitsu-laptop.c | 64 ++++++++++++++++++----------------- 1 file changed, 33 insertions(+), 31 deletions(-)
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c index e12cc3504d48..b19f6e1c0173 100644 --- a/drivers/platform/x86/fujitsu-laptop.c +++ b/drivers/platform/x86/fujitsu-laptop.c @@ -795,40 +795,42 @@ static void acpi_fujitsu_bl_notify(struct acpi_device *device, u32 event) input = fujitsu_bl->input; - switch (event) { - case ACPI_FUJITSU_NOTIFY_CODE1: - keycode = 0; - oldb = fujitsu_bl->brightness_level; - get_lcd_level(); - newb = fujitsu_bl->brightness_level; - - vdbg_printk(FUJLAPTOP_DBG_TRACE, - "brightness button event [%i -> %i (%i)]\n", - oldb, newb, fujitsu_bl->brightness_changed); - - if (oldb < newb) { - if (disable_brightness_adjust != 1) { - if (use_alt_lcd_levels) - set_lcd_level_alt(newb); - else - set_lcd_level(newb); - } - keycode = KEY_BRIGHTNESSUP; - } else if (oldb > newb) { - if (disable_brightness_adjust != 1) { - if (use_alt_lcd_levels) - set_lcd_level_alt(newb); - else - set_lcd_level(newb); - } - keycode = KEY_BRIGHTNESSDOWN; - } - break; - default: + if (event != ACPI_FUJITSU_NOTIFY_CODE1) { keycode = KEY_UNKNOWN; vdbg_printk(FUJLAPTOP_DBG_WARN, "unsupported event [0x%x]\n", event); - break; + input_report_key(input, keycode, 1); + input_sync(input); + input_report_key(input, keycode, 0); + input_sync(input); + return; + } + + keycode = 0; + oldb = fujitsu_bl->brightness_level; + get_lcd_level(); + newb = fujitsu_bl->brightness_level; + + vdbg_printk(FUJLAPTOP_DBG_TRACE, + "brightness button event [%i -> %i (%i)]\n", + oldb, newb, fujitsu_bl->brightness_changed); + + if (oldb < newb) { + if (disable_brightness_adjust != 1) { + if (use_alt_lcd_levels) + set_lcd_level_alt(newb); + else + set_lcd_level(newb); + } + keycode = KEY_BRIGHTNESSUP; + } else if (oldb > newb) { + if (disable_brightness_adjust != 1) { + if (use_alt_lcd_levels) + set_lcd_level_alt(newb); + else + set_lcd_level(newb); + } + keycode = KEY_BRIGHTNESSDOWN; } if (keycode != 0) { -- 2.12.0
| |