summaryrefslogtreecommitdiff
path: root/src/southbridge/amd/pi/hudson
diff options
context:
space:
mode:
Diffstat (limited to 'src/southbridge/amd/pi/hudson')
-rw-r--r--src/southbridge/amd/pi/hudson/smbus.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/src/southbridge/amd/pi/hudson/smbus.c b/src/southbridge/amd/pi/hudson/smbus.c
index c418492731..43f8ca75d3 100644
--- a/src/southbridge/amd/pi/hudson/smbus.c
+++ b/src/southbridge/amd/pi/hudson/smbus.c
@@ -10,6 +10,7 @@
static int smbus_wait_until_ready(u32 smbus_io_base)
{
u32 loops;
+
loops = SMBUS_TIMEOUT;
do {
u8 val;
@@ -20,12 +21,14 @@ static int smbus_wait_until_ready(u32 smbus_io_base)
}
outb(val, smbus_io_base + SMBHSTSTAT);
} while (--loops);
+
return -2; /* time out */
}
static int smbus_wait_until_done(u32 smbus_io_base)
{
u32 loops;
+
loops = SMBUS_TIMEOUT;
do {
u8 val;
@@ -40,6 +43,7 @@ static int smbus_wait_until_done(u32 smbus_io_base)
return 0;
}
} while (--loops);
+
return -3; /* timeout */
}
@@ -97,8 +101,7 @@ int do_smbus_send_byte(u32 smbus_io_base, u32 device, u8 val)
return 0;
}
-int do_smbus_read_byte(u32 smbus_io_base, u32 device,
- u32 address)
+int do_smbus_read_byte(u32 smbus_io_base, u32 device, u32 address)
{
u8 byte;
@@ -128,8 +131,7 @@ int do_smbus_read_byte(u32 smbus_io_base, u32 device,
return byte;
}
-int do_smbus_write_byte(u32 smbus_io_base, u32 device,
- u32 address, u8 val)
+int do_smbus_write_byte(u32 smbus_io_base, u32 device, u32 address, u8 val)
{
u8 byte;
@@ -159,8 +161,7 @@ int do_smbus_write_byte(u32 smbus_io_base, u32 device,
return 0;
}
-void alink_ab_indx(u32 reg_space, u32 reg_addr,
- u32 mask, u32 val)
+void alink_ab_indx(u32 reg_space, u32 reg_addr, u32 mask, u32 val)
{
u32 tmp;
@@ -181,8 +182,7 @@ void alink_ab_indx(u32 reg_space, u32 reg_addr,
outl(0, AB_INDX);
}
-void alink_rc_indx(u32 reg_space, u32 reg_addr, u32 port,
- u32 mask, u32 val)
+void alink_rc_indx(u32 reg_space, u32 reg_addr, u32 port, u32 mask, u32 val)
{
u32 tmp;
@@ -206,8 +206,7 @@ void alink_rc_indx(u32 reg_space, u32 reg_addr, u32 port,
/* space = 0: AX_INDXC, AX_DATAC
* space = 1: AX_INDXP, AX_DATAP
*/
-void alink_ax_indx(u32 space /*c or p? */, u32 axindc,
- u32 mask, u32 val)
+void alink_ax_indx(u32 space /*c or p? */, u32 axindc, u32 mask, u32 val)
{
u32 tmp;