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author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-01-09 10:12:14 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-17 16:43:20 -0800 |
commit | c803dd48f0539cb6adcbbcf41c758502e1e102cb (patch) | |
tree | b4d00deaf012755543025cd1a62ba87dc6daeda0 /drivers/staging/sb105x/sb_mp_register.h | |
parent | 8441bf5e063e03e5d307ffb32fd5f77e81c0d397 (diff) | |
download | op-kernel-dev-c803dd48f0539cb6adcbbcf41c758502e1e102cb.zip op-kernel-dev-c803dd48f0539cb6adcbbcf41c758502e1e102cb.tar.gz |
staging: sb105x: clean up interface type test
IIR_RS232 is zero so "if (IIR_RS232 == (b_ret & IIR_RS232))" is always
true so RS232 was always chosen by default. The test should be
"if (0 == (b_ret & 0x30)) { ". The other tests should also be in that
format.
This does change how the code works... If 0x30 is set then it now
defaults to RS232 instead of RS485.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/sb105x/sb_mp_register.h')
-rw-r--r-- | drivers/staging/sb105x/sb_mp_register.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/sb105x/sb_mp_register.h b/drivers/staging/sb105x/sb_mp_register.h index 5480ae1..a2087f5b 100644 --- a/drivers/staging/sb105x/sb_mp_register.h +++ b/drivers/staging/sb105x/sb_mp_register.h @@ -45,7 +45,7 @@ #define IIR_RS232 0x00 /* RS232 type */ #define IIR_RS422 0x10 /* RS422 type */ #define IIR_RS485 0x20 /* RS485 type */ -#define IIR_UNKNOWN 0x30 /* unknown type */ +#define IIR_TYPE_MASK 0x30 /* Interrrupt Mask Register */ #define MP_OPTR_IMR0 0x0C /* port0 ~ port8 */ |