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authorMichael Straube <straube.linux@gmail.com>2020-01-18 20:53:03 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-01-22 09:44:45 +0100
commit05ecd1038b0c06c4546e28fbe67732c3fa28ae10 (patch)
treeb316a02f93396967965834e40c6287c760542462 /drivers/staging/rtl8192e/rtl8192e
parentstaging: rtl8188eu: remove unused enum and defines (diff)
downloadlinux-dev-05ecd1038b0c06c4546e28fbe67732c3fa28ae10.tar.xz
linux-dev-05ecd1038b0c06c4546e28fbe67732c3fa28ae10.zip
staging: rtl8192e: simplify rtl92e_evm_db_to_percent()
Use clamp() to simplify function rtl92e_evm_db_to_percent() and reduce object file size. Signed-off-by: Michael Straube <straube.linux@gmail.com> Link: https://lore.kernel.org/r/20200118195305.16685-1-straube.linux@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/rtl8192e/rtl8192e')
-rw-r--r--drivers/staging/rtl8192e/rtl8192e/rtl_core.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
index dace81a7d1ba..caf36b6bf0dc 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
@@ -1973,18 +1973,11 @@ u8 rtl92e_rx_db_to_percent(s8 antpower)
u8 rtl92e_evm_db_to_percent(s8 value)
{
- 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 = 0 - ret_val;
- ret_val *= 3;
if (ret_val == 99)
ret_val = 100;
+
return ret_val;
}