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net: dsa: mv88e6xxx: add mv88e6xxx_num_ports helper

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Add an mv88e6xxx_num_ports helper instead of digging in the chip info
structure.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot
2016-09-29 12:21:57 -04:00
committed by David S. Miller
parent de33376b39
commit 370b4ffbd8
3 changed files with 24 additions and 19 deletions
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8
drivers/net/dsa/mv88e6xxx/global2.c
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@@ -74,7 +74,7 @@ static int mv88e6xxx_g2_set_device_mapping(struct mv88e6xxx_chip *chip)
static int mv88e6xxx_g2_trunk_mask_write(struct mv88e6xxx_chip *chip, int num,
bool hask, u16 mask)
{
const u16 port_mask = BIT(chip->info->num_ports) - 1;
const u16 port_mask = BIT(mv88e6xxx_num_ports(chip)) - 1;
u16 val = (num << 12) | (mask & port_mask);
if (hask)
@@ -88,7 +88,7 @@ static int mv88e6xxx_g2_trunk_mask_write(struct mv88e6xxx_chip *chip, int num,
static int mv88e6xxx_g2_trunk_mapping_write(struct mv88e6xxx_chip *chip, int id,
u16 map)
{
const u16 port_mask = BIT(chip->info->num_ports) - 1;
const u16 port_mask = BIT(mv88e6xxx_num_ports(chip)) - 1;
u16 val = (id << 11) | (map & port_mask);
return mv88e6xxx_g2_update(chip, GLOBAL2_TRUNK_MAPPING, val);
@@ -96,7 +96,7 @@ static int mv88e6xxx_g2_trunk_mapping_write(struct mv88e6xxx_chip *chip, int id,
static int mv88e6xxx_g2_clear_trunk(struct mv88e6xxx_chip *chip)
{
const u16 port_mask = BIT(chip->info->num_ports) - 1;
const u16 port_mask = BIT(mv88e6xxx_num_ports(chip)) - 1;
int i, err;
/* Clear all eight possible Trunk Mask vectors */
@@ -125,7 +125,7 @@ static int mv88e6xxx_g2_clear_irl(struct mv88e6xxx_chip *chip)
int port, err;
/* Init all Ingress Rate Limit resources of all ports */
for (port = 0; port < chip->info->num_ports; ++port) {
for (port = 0; port < mv88e6xxx_num_ports(chip); ++port) {
/* XXX newer chips (like 88E6390) have different 2-bit ops */
err = mv88e6xxx_g2_write(chip, GLOBAL2_IRL_CMD,
GLOBAL2_IRL_CMD_OP_INIT_ALL |