Commit 3063da91 authored by Michael Straube's avatar Michael Straube Committed by Greg Kroah-Hartman

staging: rtl8712: simplify evm_db2percentage()

Use clamp() to simplify function evm_db2percentage() and reduce object
file size.
Signed-off-by: default avatarMichael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20200118195305.16685-3-straube.linux@gmail.comSigned-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 38c03040
...@@ -663,17 +663,11 @@ static u8 evm_db2percentage(s8 value) ...@@ -663,17 +663,11 @@ static u8 evm_db2percentage(s8 value)
/* /*
* -33dB~0dB to 0%~99% * -33dB~0dB to 0%~99%
*/ */
s8 ret_val; s8 ret_val = clamp(-value, 0, 33) * 3;
ret_val = value;
if (ret_val >= 0)
ret_val = 0;
if (ret_val <= -33)
ret_val = -33;
ret_val = -ret_val;
ret_val *= 3;
if (ret_val == 99) if (ret_val == 99)
ret_val = 100; ret_val = 100;
return ret_val; return ret_val;
} }
......
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