dsa: mv88e6xxx: Kill the REG_READ and REG_WRITE macros
These macros hide a ds variable and a return statement on error, which
can lead to locking issues. Kill them off.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index f5d75fc..34d297b 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -49,11 +49,16 @@
* to arbitrate between packet queues, set the maximum frame
* size to 1632, and mask all interrupt sources.
*/
- REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL,
- GLOBAL_CONTROL_PPU_ENABLE | GLOBAL_CONTROL_MAX_FRAME_1632);
+ ret = mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_CONTROL,
+ GLOBAL_CONTROL_PPU_ENABLE |
+ GLOBAL_CONTROL_MAX_FRAME_1632);
+ if (ret)
+ return ret;
/* Set the VLAN ethertype to 0x8100. */
- REG_WRITE(REG_GLOBAL, GLOBAL_CORE_TAG_TYPE, 0x8100);
+ ret = mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_CORE_TAG_TYPE, 0x8100);
+ if (ret)
+ return ret;
/* Disable ARP mirroring, and configure the upstream port as
* the port to which ingress and egress monitor frames are to
@@ -62,31 +67,33 @@
reg = upstream_port << GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT |
upstream_port << GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT |
GLOBAL_MONITOR_CONTROL_ARP_DISABLED;
- REG_WRITE(REG_GLOBAL, GLOBAL_MONITOR_CONTROL, reg);
+ ret = mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_MONITOR_CONTROL, reg);
+ if (ret)
+ return ret;
/* Disable cascade port functionality unless this device
* is used in a cascade configuration, and set the switch's
* DSA device number.
*/
if (ds->dst->pd->nr_chips > 1)
- REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL_2,
- GLOBAL_CONTROL_2_MULTIPLE_CASCADE |
- (ds->index & 0x1f));
+ ret = mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_CONTROL_2,
+ GLOBAL_CONTROL_2_MULTIPLE_CASCADE |
+ (ds->index & 0x1f));
else
- REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL_2,
- GLOBAL_CONTROL_2_NO_CASCADE |
- (ds->index & 0x1f));
+ ret = mv88e6xxx_reg_write(ds, REG_GLOBAL, GLOBAL_CONTROL_2,
+ GLOBAL_CONTROL_2_NO_CASCADE |
+ (ds->index & 0x1f));
+ if (ret)
+ return ret;
/* Force the priority of IGMP/MLD snoop frames and ARP frames
* to the highest setting.
*/
- REG_WRITE(REG_GLOBAL2, GLOBAL2_PRIO_OVERRIDE,
- GLOBAL2_PRIO_OVERRIDE_FORCE_SNOOP |
- 7 << GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT |
- GLOBAL2_PRIO_OVERRIDE_FORCE_ARP |
- 7 << GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT);
-
- return 0;
+ return mv88e6xxx_reg_write(ds, REG_GLOBAL2, GLOBAL2_PRIO_OVERRIDE,
+ GLOBAL2_PRIO_OVERRIDE_FORCE_SNOOP |
+ 7 << GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT |
+ GLOBAL2_PRIO_OVERRIDE_FORCE_ARP |
+ 7 << GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT);
}
static int mv88e6131_setup(struct dsa_switch *ds)