Messages in this thread Patch in this message | | | From | Michał Kępień <> | Subject | [PATCH 05/10] platform/x86: fujitsu-laptop: replace numeric values with constants | Date | Wed, 8 Feb 2017 14:46:28 +0100 |
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From: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
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> --- drivers/platform/x86/fujitsu-laptop.c | 17 +++++++++++------ 1 file 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"); -- 2.11.1
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