diff options
Diffstat (limited to 'src/southbridge/nvidia/ck804/ck804_smbus.h')
| -rw-r--r-- | src/southbridge/nvidia/ck804/ck804_smbus.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/southbridge/nvidia/ck804/ck804_smbus.h b/src/southbridge/nvidia/ck804/ck804_smbus.h index 079007836f..88843585aa 100644 --- a/src/southbridge/nvidia/ck804/ck804_smbus.h +++ b/src/southbridge/nvidia/ck804/ck804_smbus.h @@ -29,14 +29,13 @@ static int smbus_wait_until_ready(unsigned smbus_io_base) unsigned char val; smbus_delay(); val = inb(smbus_io_base + SMBHSTSTAT); - if ((val & 0x1f) == 0) { - break; - } - if(loops == (SMBUS_TIMEOUT / 2)) { - outb((val & 0x1f),smbus_io_base + SMBHSTSTAT); + val &= 0x1f; + if (val == 0) { + return 0; } + outb(val,smbus_io_base + SMBHSTSTAT); } while(--loops); - return loops?0:-2; + return -2; } static int smbus_wait_until_done(unsigned smbus_io_base) @@ -49,10 +48,10 @@ static int smbus_wait_until_done(unsigned smbus_io_base) val = inb(smbus_io_base + SMBHSTSTAT); if ( (val & 0xff) != 0) { - break; + return 0; } } while(--loops); - return loops?0:-3; + return -3; } static int do_smbus_recv_byte(unsigned smbus_io_base, unsigned device) { @@ -200,3 +199,4 @@ static int do_smbus_write_byte(unsigned smbus_io_base, unsigned device, unsigned } return 0; } + |