From: Vivien Didelot Date: Thu, 29 Sep 2016 16:21:54 +0000 (-0400) Subject: net: dsa: mv88e6xxx: abstract REG_GLOBAL2 X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9fe850fb219e3fb729277b11229c2943bc5096a9;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git net: dsa: mv88e6xxx: abstract REG_GLOBAL2 Similarly to the ports, phys, and Global SMI devices, abstract the SMI device address of the Global 2 registers in a few g2 static helpers. Signed-off-by: Vivien Didelot Signed-off-by: David S. Miller --- diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c index 99ed028298ac..f31d553c7448 100644 --- a/drivers/net/dsa/mv88e6xxx/global2.c +++ b/drivers/net/dsa/mv88e6xxx/global2.c @@ -14,6 +14,28 @@ #include "mv88e6xxx.h" #include "global2.h" +#define ADDR_GLOBAL2 0x1c + +static int mv88e6xxx_g2_read(struct mv88e6xxx_chip *chip, int reg, u16 *val) +{ + return mv88e6xxx_read(chip, ADDR_GLOBAL2, reg, val); +} + +static int mv88e6xxx_g2_write(struct mv88e6xxx_chip *chip, int reg, u16 val) +{ + return mv88e6xxx_write(chip, ADDR_GLOBAL2, reg, val); +} + +static int mv88e6xxx_g2_update(struct mv88e6xxx_chip *chip, int reg, u16 update) +{ + return mv88e6xxx_update(chip, ADDR_GLOBAL2, reg, update); +} + +static int mv88e6xxx_g2_wait(struct mv88e6xxx_chip *chip, int reg, u16 mask) +{ + return mv88e6xxx_wait(chip, ADDR_GLOBAL2, reg, mask); +} + /* Offset 0x06: Device Mapping Table register */ static int mv88e6xxx_g2_device_mapping_write(struct mv88e6xxx_chip *chip, @@ -21,7 +43,7 @@ static int mv88e6xxx_g2_device_mapping_write(struct mv88e6xxx_chip *chip, { u16 val = (target << 8) | (port & 0xf); - return mv88e6xxx_update(chip, REG_GLOBAL2, GLOBAL2_DEVICE_MAPPING, val); + return mv88e6xxx_g2_update(chip, GLOBAL2_DEVICE_MAPPING, val); } static int mv88e6xxx_g2_set_device_mapping(struct mv88e6xxx_chip *chip) @@ -58,7 +80,7 @@ static int mv88e6xxx_g2_trunk_mask_write(struct mv88e6xxx_chip *chip, int num, if (hask) val |= GLOBAL2_TRUNK_MASK_HASK; - return mv88e6xxx_update(chip, REG_GLOBAL2, GLOBAL2_TRUNK_MASK, val); + return mv88e6xxx_g2_update(chip, GLOBAL2_TRUNK_MASK, val); } /* Offset 0x08: Trunk Mapping Table register */ @@ -69,7 +91,7 @@ static int mv88e6xxx_g2_trunk_mapping_write(struct mv88e6xxx_chip *chip, int id, const u16 port_mask = BIT(chip->info->num_ports) - 1; u16 val = (id << 11) | (map & port_mask); - return mv88e6xxx_update(chip, REG_GLOBAL2, GLOBAL2_TRUNK_MAPPING, val); + return mv88e6xxx_g2_update(chip, GLOBAL2_TRUNK_MAPPING, val); } static int mv88e6xxx_g2_clear_trunk(struct mv88e6xxx_chip *chip) @@ -105,15 +127,15 @@ static int mv88e6xxx_g2_clear_irl(struct mv88e6xxx_chip *chip) /* Init all Ingress Rate Limit resources of all ports */ for (port = 0; port < chip->info->num_ports; ++port) { /* XXX newer chips (like 88E6390) have different 2-bit ops */ - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_IRL_CMD, - GLOBAL2_IRL_CMD_OP_INIT_ALL | - (port << 8)); + err = mv88e6xxx_g2_write(chip, GLOBAL2_IRL_CMD, + GLOBAL2_IRL_CMD_OP_INIT_ALL | + (port << 8)); if (err) break; /* Wait for the operation to complete */ - err = mv88e6xxx_wait(chip, REG_GLOBAL2, GLOBAL2_IRL_CMD, - GLOBAL2_IRL_CMD_BUSY); + err = mv88e6xxx_g2_wait(chip, GLOBAL2_IRL_CMD, + GLOBAL2_IRL_CMD_BUSY); if (err) break; } @@ -128,7 +150,7 @@ static int mv88e6xxx_g2_switch_mac_write(struct mv88e6xxx_chip *chip, { u16 val = (pointer << 8) | data; - return mv88e6xxx_update(chip, REG_GLOBAL2, GLOBAL2_SWITCH_MAC, val); + return mv88e6xxx_g2_update(chip, GLOBAL2_SWITCH_MAC, val); } int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr) @@ -151,7 +173,7 @@ static int mv88e6xxx_g2_pot_write(struct mv88e6xxx_chip *chip, int pointer, { u16 val = (pointer << 8) | (data & 0x7); - return mv88e6xxx_update(chip, REG_GLOBAL2, GLOBAL2_PRIO_OVERRIDE, val); + return mv88e6xxx_g2_update(chip, GLOBAL2_PRIO_OVERRIDE, val); } static int mv88e6xxx_g2_clear_pot(struct mv88e6xxx_chip *chip) @@ -174,16 +196,16 @@ static int mv88e6xxx_g2_clear_pot(struct mv88e6xxx_chip *chip) static int mv88e6xxx_g2_eeprom_wait(struct mv88e6xxx_chip *chip) { - return mv88e6xxx_wait(chip, REG_GLOBAL2, GLOBAL2_EEPROM_CMD, - GLOBAL2_EEPROM_CMD_BUSY | - GLOBAL2_EEPROM_CMD_RUNNING); + return mv88e6xxx_g2_wait(chip, GLOBAL2_EEPROM_CMD, + GLOBAL2_EEPROM_CMD_BUSY | + GLOBAL2_EEPROM_CMD_RUNNING); } static int mv88e6xxx_g2_eeprom_cmd(struct mv88e6xxx_chip *chip, u16 cmd) { int err; - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_EEPROM_CMD, cmd); + err = mv88e6xxx_g2_write(chip, GLOBAL2_EEPROM_CMD, cmd); if (err) return err; @@ -204,7 +226,7 @@ static int mv88e6xxx_g2_eeprom_read16(struct mv88e6xxx_chip *chip, if (err) return err; - return mv88e6xxx_read(chip, REG_GLOBAL2, GLOBAL2_EEPROM_DATA, data); + return mv88e6xxx_g2_read(chip, GLOBAL2_EEPROM_DATA, data); } static int mv88e6xxx_g2_eeprom_write16(struct mv88e6xxx_chip *chip, @@ -217,7 +239,7 @@ static int mv88e6xxx_g2_eeprom_write16(struct mv88e6xxx_chip *chip, if (err) return err; - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_EEPROM_DATA, data); + err = mv88e6xxx_g2_write(chip, GLOBAL2_EEPROM_DATA, data); if (err) return err; @@ -283,7 +305,7 @@ int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip, int err; /* Ensure the RO WriteEn bit is set */ - err = mv88e6xxx_read(chip, REG_GLOBAL2, GLOBAL2_EEPROM_CMD, &val); + err = mv88e6xxx_g2_read(chip, GLOBAL2_EEPROM_CMD, &val); if (err) return err; @@ -346,15 +368,15 @@ int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip, static int mv88e6xxx_g2_smi_phy_wait(struct mv88e6xxx_chip *chip) { - return mv88e6xxx_wait(chip, REG_GLOBAL2, GLOBAL2_SMI_PHY_CMD, - GLOBAL2_SMI_PHY_CMD_BUSY); + return mv88e6xxx_g2_wait(chip, GLOBAL2_SMI_PHY_CMD, + GLOBAL2_SMI_PHY_CMD_BUSY); } static int mv88e6xxx_g2_smi_phy_cmd(struct mv88e6xxx_chip *chip, u16 cmd) { int err; - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_SMI_PHY_CMD, cmd); + err = mv88e6xxx_g2_write(chip, GLOBAL2_SMI_PHY_CMD, cmd); if (err) return err; @@ -375,7 +397,7 @@ int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip, int addr, int reg, if (err) return err; - return mv88e6xxx_read(chip, REG_GLOBAL2, GLOBAL2_SMI_PHY_DATA, val); + return mv88e6xxx_g2_read(chip, GLOBAL2_SMI_PHY_DATA, val); } int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip, int addr, int reg, @@ -388,7 +410,7 @@ int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip, int addr, int reg, if (err) return err; - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_SMI_PHY_DATA, val); + err = mv88e6xxx_g2_write(chip, GLOBAL2_SMI_PHY_DATA, val); if (err) return err; @@ -404,8 +426,7 @@ int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip) /* Consider the frames with reserved multicast destination * addresses matching 01:80:c2:00:00:2x as MGMT. */ - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_MGMT_EN_2X, - 0xffff); + err = mv88e6xxx_g2_write(chip, GLOBAL2_MGMT_EN_2X, 0xffff); if (err) return err; } @@ -414,8 +435,7 @@ int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip) /* Consider the frames with reserved multicast destination * addresses matching 01:80:c2:00:00:0x as MGMT. */ - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_MGMT_EN_0X, - 0xffff); + err = mv88e6xxx_g2_write(chip, GLOBAL2_MGMT_EN_0X, 0xffff); if (err) return err; } @@ -429,7 +449,7 @@ int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip) if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_G2_MGMT_EN_0X) || mv88e6xxx_has(chip, MV88E6XXX_FLAG_G2_MGMT_EN_2X)) reg |= GLOBAL2_SWITCH_MGMT_RSVD2CPU | 0x7; - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_SWITCH_MGMT, reg); + err = mv88e6xxx_g2_write(chip, GLOBAL2_SWITCH_MGMT, reg); if (err) return err; @@ -454,8 +474,8 @@ int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip) if (mv88e6xxx_has(chip, MV88E6XXX_FLAGS_PVT)) { /* Initialize Cross-chip Port VLAN Table to reset defaults */ - err = mv88e6xxx_write(chip, REG_GLOBAL2, GLOBAL2_PVT_ADDR, - GLOBAL2_PVT_ADDR_OP_INIT_ONES); + err = mv88e6xxx_g2_write(chip, GLOBAL2_PVT_ADDR, + GLOBAL2_PVT_ADDR_OP_INIT_ONES); if (err) return err; } diff --git a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h index bf78f6dc18cf..2f1010818a92 100644 --- a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h @@ -276,7 +276,6 @@ #define GLOBAL_STATS_COUNTER_32 0x1e #define GLOBAL_STATS_COUNTER_01 0x1f -#define REG_GLOBAL2 0x1c #define GLOBAL2_INT_SOURCE 0x00 #define GLOBAL2_INT_MASK 0x01 #define GLOBAL2_MGMT_EN_2X 0x02