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net: dsa: Use mnemonics rather than register numbers
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Rather than refer to registers by number, define mnemonics. Also
define mnemonics for the commonly used bits within the registers.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Andrew Lunn authored and David S. Miller committed Apr 2, 2015
1 parent e413e7e commit cca8b13
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Showing 6 changed files with 335 additions and 178 deletions.
26 changes: 13 additions & 13 deletions drivers/net/dsa/mv88e6123_61_65.c
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Original file line number Diff line number Diff line change
Expand Up @@ -25,27 +25,27 @@ static char *mv88e6123_61_65_probe(struct device *host_dev, int sw_addr)
if (bus == NULL)
return NULL;

ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03);
ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), PORT_SWITCH_ID);
if (ret >= 0) {
if (ret == ID_6123_A1)
if (ret == PORT_SWITCH_ID_6123_A1)
return "Marvell 88E6123 (A1)";
if (ret == ID_6123_A2)
if (ret == PORT_SWITCH_ID_6123_A2)
return "Marvell 88E6123 (A2)";
if ((ret & 0xfff0) == ID_6123)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6123)
return "Marvell 88E6123";

if (ret == ID_6161_A1)
if (ret == PORT_SWITCH_ID_6161_A1)
return "Marvell 88E6161 (A1)";
if (ret == ID_6161_A2)
if (ret == PORT_SWITCH_ID_6161_A2)
return "Marvell 88E6161 (A2)";
if ((ret & 0xfff0) == ID_6161)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6161)
return "Marvell 88E6161";

if (ret == ID_6165_A1)
if (ret == PORT_SWITCH_ID_6165_A1)
return "Marvell 88E6165 (A1)";
if (ret == ID_6165_A2)
if (ret == PORT_SWITCH_ID_6165_A2)
return "Marvell 88e6165 (A2)";
if ((ret & 0xfff0) == ID_6165)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6165)
return "Marvell 88E6165";
}

Expand Down Expand Up @@ -247,11 +247,11 @@ static int mv88e6123_61_65_setup(struct dsa_switch *ds)
return ret;

switch (ps->id) {
case ID_6123:
case PORT_SWITCH_ID_6123:
ps->num_ports = 3;
break;
case ID_6161:
case ID_6165:
case PORT_SWITCH_ID_6161:
case PORT_SWITCH_ID_6165:
ps->num_ports = 6;
break;
default:
Expand Down
24 changes: 12 additions & 12 deletions drivers/net/dsa/mv88e6131.c
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Original file line number Diff line number Diff line change
Expand Up @@ -25,17 +25,17 @@ static char *mv88e6131_probe(struct device *host_dev, int sw_addr)
if (bus == NULL)
return NULL;

ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03);
ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), PORT_SWITCH_ID);
if (ret >= 0) {
int ret_masked = ret & 0xfff0;

if (ret_masked == ID_6085)
if (ret_masked == PORT_SWITCH_ID_6085)
return "Marvell 88E6085";
if (ret_masked == ID_6095)
if (ret_masked == PORT_SWITCH_ID_6095)
return "Marvell 88E6095/88E6095F";
if (ret == ID_6131_B2)
if (ret == PORT_SWITCH_ID_6131_B2)
return "Marvell 88E6131 (B2)";
if (ret_masked == ID_6131)
if (ret_masked == PORT_SWITCH_ID_6131)
return "Marvell 88E6131";
}

Expand Down Expand Up @@ -135,7 +135,7 @@ static int mv88e6131_setup_port(struct dsa_switch *ds, int p)
* (100 Mb/s on 6085) full duplex.
*/
if (dsa_is_cpu_port(ds, p) || ds->dsa_port_mask & (1 << p))
if (ps->id == ID_6085)
if (ps->id == PORT_SWITCH_ID_6085)
REG_WRITE(addr, 0x01, 0x003d); /* 100 Mb/s */
else
REG_WRITE(addr, 0x01, 0x003e); /* 1000 Mb/s */
Expand All @@ -162,7 +162,7 @@ static int mv88e6131_setup_port(struct dsa_switch *ds, int p)
/* On 6085, unknown multicast forward is controlled
* here rather than in Port Control 2 register.
*/
if (ps->id == ID_6085)
if (ps->id == PORT_SWITCH_ID_6085)
val |= 0x0008;
}
if (ds->dsa_port_mask & (1 << p))
Expand All @@ -181,7 +181,7 @@ static int mv88e6131_setup_port(struct dsa_switch *ds, int p)
* If this is the upstream port for this switch, enable
* forwarding of unknown multicast addresses.
*/
if (ps->id == ID_6085)
if (ps->id == PORT_SWITCH_ID_6085)
/* on 6085, bits 3:0 are reserved, bit 6 control ARP
* mirroring, and multicast forward is handled in
* Port Control register.
Expand Down Expand Up @@ -233,14 +233,14 @@ static int mv88e6131_setup(struct dsa_switch *ds)
mv88e6xxx_ppu_state_init(ds);

switch (ps->id) {
case ID_6085:
case PORT_SWITCH_ID_6085:
ps->num_ports = 10;
break;
case ID_6095:
case PORT_SWITCH_ID_6095:
ps->num_ports = 11;
break;
case ID_6131:
case ID_6131_B2:
case PORT_SWITCH_ID_6131:
case PORT_SWITCH_ID_6131_B2:
ps->num_ports = 8;
break;
default:
Expand Down
10 changes: 5 additions & 5 deletions drivers/net/dsa/mv88e6171.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -25,11 +25,11 @@ static char *mv88e6171_probe(struct device *host_dev, int sw_addr)
if (bus == NULL)
return NULL;

ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03);
ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), PORT_SWITCH_ID);
if (ret >= 0) {
if ((ret & 0xfff0) == ID_6171)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6171)
return "Marvell 88E6171";
if ((ret & 0xfff0) == ID_6172)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6172)
return "Marvell 88E6172";
}

Expand Down Expand Up @@ -263,7 +263,7 @@ static int mv88e6171_get_eee(struct dsa_switch *ds, int port,
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);

if (ps->id == ID_6172)
if (ps->id == PORT_SWITCH_ID_6172)
return mv88e6xxx_get_eee(ds, port, e);

return -EOPNOTSUPP;
Expand All @@ -274,7 +274,7 @@ static int mv88e6171_set_eee(struct dsa_switch *ds, int port,
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);

if (ps->id == ID_6172)
if (ps->id == PORT_SWITCH_ID_6172)
return mv88e6xxx_set_eee(ds, port, phydev, e);

return -EOPNOTSUPP;
Expand Down
10 changes: 5 additions & 5 deletions drivers/net/dsa/mv88e6352.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -30,15 +30,15 @@ static char *mv88e6352_probe(struct device *host_dev, int sw_addr)
if (bus == NULL)
return NULL;

ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), 0x03);
ret = __mv88e6xxx_reg_read(bus, sw_addr, REG_PORT(0), PORT_SWITCH_ID);
if (ret >= 0) {
if ((ret & 0xfff0) == 0x1760)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6176)
return "Marvell 88E6176";
if (ret == 0x3521)
if (ret == PORT_SWITCH_ID_6352_A0)
return "Marvell 88E6352 (A0)";
if (ret == 0x3522)
if (ret == PORT_SWITCH_ID_6352_A1)
return "Marvell 88E6352 (A1)";
if ((ret & 0xfff0) == 0x3520)
if ((ret & 0xfff0) == PORT_SWITCH_ID_6352)
return "Marvell 88E6352";
}

Expand Down
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