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| author | Michael Straube | 2018-10-21 21:45:25 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2018-11-07 12:41:00 +0100 |
| commit | 1a28bfdacd807751aefde9536dac9f389b2d76b9 (patch) | |
| tree | e3389215dec90e4f987f5d6965174446d2262d1c /drivers/staging/rtl8188eu/hal | |
| parent | staging: bcm2835-audio: update TODO (diff) | |
| download | kernel-qcow2-linux-1a28bfdacd807751aefde9536dac9f389b2d76b9.tar.gz kernel-qcow2-linux-1a28bfdacd807751aefde9536dac9f389b2d76b9.tar.xz kernel-qcow2-linux-1a28bfdacd807751aefde9536dac9f389b2d76b9.zip | |
staging: rtl8188eu: simplify odm_evm_db_to_percentage()
Use clamp() to simplify code in odm_evm_db_to_percentage().
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/rtl8188eu/hal')
| -rw-r--r-- | drivers/staging/rtl8188eu/hal/odm_hwconfig.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/drivers/staging/rtl8188eu/hal/odm_hwconfig.c b/drivers/staging/rtl8188eu/hal/odm_hwconfig.c index 82d6b2e18b29..0c034b19d3dd 100644 --- a/drivers/staging/rtl8188eu/hal/odm_hwconfig.c +++ b/drivers/staging/rtl8188eu/hal/odm_hwconfig.c @@ -53,20 +53,11 @@ static s32 odm_signal_scale_mapping(struct odm_dm_struct *dm_odm, s32 currsig) static u8 odm_evm_db_to_percentage(s8 value) { /* -33dB~0dB to 0%~99% */ - s8 ret_val; - - ret_val = value; - - if (ret_val >= 0) - ret_val = 0; - if (ret_val <= -33) - ret_val = -33; - - ret_val = 0 - ret_val; - ret_val *= 3; + s8 ret_val = clamp(-value, 0, 33) * 3; if (ret_val == 99) ret_val = 100; + return ret_val; } |