diff options
| author |   Alan Jenkins <alan-jenkins@tuffmail.co.uk> | 2017-02-08 14:46:28 +0100 |
|---|---|---|
| committer |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-02-26 17:01:07 +0200 |
| commit | d3dd4480f8a911198d85b3cdb97f22db6539d2d1 (patch) | |
| tree | 1901225f8f0a9bcb9a806cb26e5d7f613499edd2 /drivers/platform | |
| parent | platform/x86: fujitsu-laptop: rename FUNC_RFKILL to FUNC_FLAGS (diff) | |
| download | linux-dev-d3dd4480f8a911198d85b3cdb97f22db6539d2d1.tar.xz linux-dev-d3dd4480f8a911198d85b3cdb97f22db6539d2d1.zip | |
platform/x86: fujitsu-laptop: replace numeric values with constants
Replace three repeating numeric values with constants to improve code
clarity.
Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
[kempniu: rebase patch, rewrite commit message]
Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jonathan Woithe <jwoithe@just42.net>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/x86/fujitsu-laptop.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c index 55d696262301..deef40a03b6d 100644 --- a/drivers/platform/x86/fujitsu-laptop.c +++ b/drivers/platform/x86/fujitsu-laptop.c @@ -97,6 +97,11 @@ /* FUNC interface - responses */ #define UNSUPPORTED_CMD 0x80000000 +/* FUNC interface - status flags */ +#define FLAG_RFKILL 0x020 +#define FLAG_LID 0x100 +#define FLAG_DOCK 0x200 + #if IS_ENABLED(CONFIG_LEDS_CLASS) /* FUNC interface - LED control */ #define FUNC_LED_OFF 0x1 @@ -567,9 +572,9 @@ static ssize_t show_lid_state(struct device *dev, struct device_attribute *attr, char *buf) { - if (!(fujitsu_laptop->flags_supported & 0x100)) + if (!(fujitsu_laptop->flags_supported & FLAG_LID)) return sprintf(buf, "unknown\n"); - if (fujitsu_laptop->flags_state & 0x100) + if (fujitsu_laptop->flags_state & FLAG_LID) return sprintf(buf, "open\n"); else return sprintf(buf, "closed\n"); @@ -579,9 +584,9 @@ static ssize_t show_dock_state(struct device *dev, struct device_attribute *attr, char *buf) { - if (!(fujitsu_laptop->flags_supported & 0x200)) + if (!(fujitsu_laptop->flags_supported & FLAG_DOCK)) return sprintf(buf, "unknown\n"); - if (fujitsu_laptop->flags_state & 0x200) + if (fujitsu_laptop->flags_state & FLAG_DOCK) return sprintf(buf, "docked\n"); else return sprintf(buf, "undocked\n"); @@ -591,9 +596,9 @@ static ssize_t show_radios_state(struct device *dev, struct device_attribute *attr, char *buf) { - if (!(fujitsu_laptop->flags_supported & 0x20)) + if (!(fujitsu_laptop->flags_supported & FLAG_RFKILL)) return sprintf(buf, "unknown\n"); - if (fujitsu_laptop->flags_state & 0x20) + if (fujitsu_laptop->flags_state & FLAG_RFKILL) return sprintf(buf, "on\n"); else return sprintf(buf, "killed\n"); |