diff options
Diffstat (limited to 'src/southbridge/intel/common/smbus.c')
| -rw-r--r-- | src/southbridge/intel/common/smbus.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/southbridge/intel/common/smbus.c b/src/southbridge/intel/common/smbus.c index a842a61222..9ae01ad178 100644 --- a/src/southbridge/intel/common/smbus.c +++ b/src/southbridge/intel/common/smbus.c @@ -74,7 +74,10 @@ static int host_completed(u8 status) { if (status & SMBHSTSTS_HOST_BUSY) return 0; - status &= ~(SMBHSTSTS_SMBALERT_STS | SMBHSTSTS_INUSE_STS); + + /* These status bits do not imply completion of transaction. */ + status &= ~(SMBHSTSTS_BYTE_DONE | SMBHSTSTS_INUSE_STS | + SMBHSTSTS_SMBALERT_STS); return status != 0; } @@ -89,8 +92,9 @@ static int recover_master(int smbus_base, int ret) static int cb_err_from_stat(u8 status) { - /* Ignore the "In Use" status... */ - status &= ~(SMBHSTSTS_SMBALERT_STS | SMBHSTSTS_INUSE_STS); + /* These status bits do not imply errors. */ + status &= ~(SMBHSTSTS_BYTE_DONE | SMBHSTSTS_INUSE_STS | + SMBHSTSTS_SMBALERT_STS); if (status == SMBHSTSTS_INTR) return 0; |