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net: dsa: ksz_common: sub-driver phylink ops
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Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://lore.kernel.org/r/E1s0O7M-009gpw-Lj@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Russell King (Oracle) authored and Jakub Kicinski committed Apr 30, 2024
1 parent 95fe266 commit 9424c07
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Showing 4 changed files with 65 additions and 37 deletions.
6 changes: 3 additions & 3 deletions drivers/net/dsa/microchip/ksz8.h
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Original file line number Diff line number Diff line change
Expand Up @@ -54,9 +54,9 @@ int ksz8_reset_switch(struct ksz_device *dev);
int ksz8_switch_init(struct ksz_device *dev);
void ksz8_switch_exit(struct ksz_device *dev);
int ksz8_change_mtu(struct ksz_device *dev, int port, int mtu);
void ksz8_phylink_mac_link_up(struct ksz_device *dev, int port,
unsigned int mode, phy_interface_t interface,
struct phy_device *phydev, int speed, int duplex,
void ksz8_phylink_mac_link_up(struct phylink_config *config,
struct phy_device *phydev, unsigned int mode,
phy_interface_t interface, int speed, int duplex,
bool tx_pause, bool rx_pause);

#endif
10 changes: 7 additions & 3 deletions drivers/net/dsa/microchip/ksz8795.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1702,11 +1702,15 @@ static void ksz8_cpu_port_link_up(struct ksz_device *dev, int speed, int duplex,
SW_10_MBIT, ctrl);
}

void ksz8_phylink_mac_link_up(struct ksz_device *dev, int port,
unsigned int mode, phy_interface_t interface,
struct phy_device *phydev, int speed, int duplex,
void ksz8_phylink_mac_link_up(struct phylink_config *config,
struct phy_device *phydev, unsigned int mode,
phy_interface_t interface, int speed, int duplex,
bool tx_pause, bool rx_pause)
{
struct dsa_port *dp = dsa_phylink_to_port(config);
struct ksz_device *dev = dp->ds->priv;
int port = dp->index;

/* If the port is the CPU port, apply special handling. Only the CPU
* port is configured via global registers.
*/
Expand Down
84 changes: 53 additions & 31 deletions drivers/net/dsa/microchip/ksz_common.c
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Original file line number Diff line number Diff line change
Expand Up @@ -253,6 +253,19 @@ static const struct ksz_drive_strength ksz8830_drive_strengths[] = {
{ KSZ8873_DRIVE_STRENGTH_16MA, 16000 },
};

static void ksz_phylink_mac_config(struct phylink_config *config,
unsigned int mode,
const struct phylink_link_state *state);
static void ksz_phylink_mac_link_down(struct phylink_config *config,
unsigned int mode,
phy_interface_t interface);

static const struct phylink_mac_ops ksz8_phylink_mac_ops = {
.mac_config = ksz_phylink_mac_config,
.mac_link_down = ksz_phylink_mac_link_down,
.mac_link_up = ksz8_phylink_mac_link_up,
};

static const struct ksz_dev_ops ksz8_dev_ops = {
.setup = ksz8_setup,
.get_port_addr = ksz8_get_port_addr,
Expand All @@ -277,7 +290,6 @@ static const struct ksz_dev_ops ksz8_dev_ops = {
.mirror_add = ksz8_port_mirror_add,
.mirror_del = ksz8_port_mirror_del,
.get_caps = ksz8_get_caps,
.phylink_mac_link_up = ksz8_phylink_mac_link_up,
.config_cpu_port = ksz8_config_cpu_port,
.enable_stp_addr = ksz8_enable_stp_addr,
.reset = ksz8_reset_switch,
Expand All @@ -286,13 +298,19 @@ static const struct ksz_dev_ops ksz8_dev_ops = {
.change_mtu = ksz8_change_mtu,
};

static void ksz9477_phylink_mac_link_up(struct ksz_device *dev, int port,
static void ksz9477_phylink_mac_link_up(struct phylink_config *config,
struct phy_device *phydev,
unsigned int mode,
phy_interface_t interface,
struct phy_device *phydev, int speed,
int duplex, bool tx_pause,
int speed, int duplex, bool tx_pause,
bool rx_pause);

static const struct phylink_mac_ops ksz9477_phylink_mac_ops = {
.mac_config = ksz_phylink_mac_config,
.mac_link_down = ksz_phylink_mac_link_down,
.mac_link_up = ksz9477_phylink_mac_link_up,
};

static const struct ksz_dev_ops ksz9477_dev_ops = {
.setup = ksz9477_setup,
.get_port_addr = ksz9477_get_port_addr,
Expand All @@ -319,7 +337,6 @@ static const struct ksz_dev_ops ksz9477_dev_ops = {
.mdb_add = ksz9477_mdb_add,
.mdb_del = ksz9477_mdb_del,
.change_mtu = ksz9477_change_mtu,
.phylink_mac_link_up = ksz9477_phylink_mac_link_up,
.get_wol = ksz9477_get_wol,
.set_wol = ksz9477_set_wol,
.wol_pre_shutdown = ksz9477_wol_pre_shutdown,
Expand All @@ -331,6 +348,12 @@ static const struct ksz_dev_ops ksz9477_dev_ops = {
.exit = ksz9477_switch_exit,
};

static const struct phylink_mac_ops lan937x_phylink_mac_ops = {
.mac_config = ksz_phylink_mac_config,
.mac_link_down = ksz_phylink_mac_link_down,
.mac_link_up = ksz9477_phylink_mac_link_up,
};

static const struct ksz_dev_ops lan937x_dev_ops = {
.setup = lan937x_setup,
.teardown = lan937x_teardown,
Expand Down Expand Up @@ -359,7 +382,6 @@ static const struct ksz_dev_ops lan937x_dev_ops = {
.mdb_add = ksz9477_mdb_add,
.mdb_del = ksz9477_mdb_del,
.change_mtu = lan937x_change_mtu,
.phylink_mac_link_up = ksz9477_phylink_mac_link_up,
.config_cpu_port = lan937x_config_cpu_port,
.tc_cbs_set_cinc = lan937x_tc_cbs_set_cinc,
.enable_stp_addr = ksz9477_enable_stp_addr,
Expand Down Expand Up @@ -1197,6 +1219,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1224,6 +1247,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_cnt = 5, /* total cpu and user ports */
.num_tx_queues = 4,
.ops = &ksz8_dev_ops,
.phylink_mac_ops = &ksz8_phylink_mac_ops,
.ksz87xx_eee_link_erratum = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
Expand Down Expand Up @@ -1263,6 +1287,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_cnt = 5, /* total cpu and user ports */
.num_tx_queues = 4,
.ops = &ksz8_dev_ops,
.phylink_mac_ops = &ksz8_phylink_mac_ops,
.ksz87xx_eee_link_erratum = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
Expand All @@ -1288,6 +1313,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_cnt = 5, /* total cpu and user ports */
.num_tx_queues = 4,
.ops = &ksz8_dev_ops,
.phylink_mac_ops = &ksz8_phylink_mac_ops,
.ksz87xx_eee_link_erratum = true,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
Expand All @@ -1313,6 +1339,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_cnt = 3,
.num_tx_queues = 4,
.ops = &ksz8_dev_ops,
.phylink_mac_ops = &ksz8_phylink_mac_ops,
.mib_names = ksz88xx_mib_names,
.mib_cnt = ARRAY_SIZE(ksz88xx_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand All @@ -1339,6 +1366,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1371,6 +1399,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_nirqs = 2,
.num_tx_queues = 4,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1403,6 +1432,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_nirqs = 2,
.num_tx_queues = 4,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1433,6 +1463,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.port_nirqs = 2,
.num_tx_queues = 4,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1461,6 +1492,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1489,6 +1521,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &ksz9477_dev_ops,
.phylink_mac_ops = &ksz9477_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1554,6 +1587,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &lan937x_dev_ops,
.phylink_mac_ops = &lan937x_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1581,6 +1615,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &lan937x_dev_ops,
.phylink_mac_ops = &lan937x_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1608,6 +1643,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &lan937x_dev_ops,
.phylink_mac_ops = &lan937x_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1639,6 +1675,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &lan937x_dev_ops,
.phylink_mac_ops = &lan937x_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -1670,6 +1707,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
.tc_cbs_supported = true,
.tc_ets_supported = true,
.ops = &lan937x_dev_ops,
.phylink_mac_ops = &lan937x_phylink_mac_ops,
.mib_names = ksz9477_mib_names,
.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
.reg_mib_cnt = MIB_COUNTER_NUM,
Expand Down Expand Up @@ -3187,13 +3225,16 @@ static void ksz_duplex_flowctrl(struct ksz_device *dev, int port, int duplex,
ksz_prmw8(dev, port, regs[P_XMII_CTRL_0], mask, val);
}

static void ksz9477_phylink_mac_link_up(struct ksz_device *dev, int port,
static void ksz9477_phylink_mac_link_up(struct phylink_config *config,
struct phy_device *phydev,
unsigned int mode,
phy_interface_t interface,
struct phy_device *phydev, int speed,
int duplex, bool tx_pause,
int speed, int duplex, bool tx_pause,
bool rx_pause)
{
struct dsa_port *dp = dsa_phylink_to_port(config);
struct ksz_device *dev = dp->ds->priv;
int port = dp->index;
struct ksz_port *p;

p = &dev->ports[port];
Expand All @@ -3209,21 +3250,6 @@ static void ksz9477_phylink_mac_link_up(struct ksz_device *dev, int port,
ksz_duplex_flowctrl(dev, port, duplex, tx_pause, rx_pause);
}

static void ksz_phylink_mac_link_up(struct phylink_config *config,
struct phy_device *phydev,
unsigned int mode,
phy_interface_t interface,
int speed, int duplex, bool tx_pause,
bool rx_pause)
{
struct dsa_port *dp = dsa_phylink_to_port(config);
struct ksz_device *dev = dp->ds->priv;

dev->dev_ops->phylink_mac_link_up(dev, dp->index, mode, interface,
phydev, speed, duplex, tx_pause,
rx_pause);
}

static int ksz_switch_detect(struct ksz_device *dev)
{
u8 id1, id2, id4;
Expand Down Expand Up @@ -3875,12 +3901,6 @@ static int ksz_hsr_leave(struct dsa_switch *ds, int port,
return 0;
}

static const struct phylink_mac_ops ksz_phylink_mac_ops = {
.mac_config = ksz_phylink_mac_config,
.mac_link_down = ksz_phylink_mac_link_down,
.mac_link_up = ksz_phylink_mac_link_up,
};

static const struct dsa_switch_ops ksz_switch_ops = {
.get_tag_protocol = ksz_get_tag_protocol,
.connect_tag_protocol = ksz_connect_tag_protocol,
Expand Down Expand Up @@ -3945,7 +3965,6 @@ struct ksz_device *ksz_switch_alloc(struct device *base, void *priv)
ds->dev = base;
ds->num_ports = DSA_MAX_PORTS;
ds->ops = &ksz_switch_ops;
ds->phylink_mac_ops = &ksz_phylink_mac_ops;

swdev = devm_kzalloc(base, sizeof(*swdev), GFP_KERNEL);
if (!swdev)
Expand Down Expand Up @@ -4335,6 +4354,9 @@ int ksz_switch_register(struct ksz_device *dev)
/* set the real number of ports */
dev->ds->num_ports = dev->info->port_cnt;

/* set the phylink ops */
dev->ds->phylink_mac_ops = dev->info->phylink_mac_ops;

/* Host port interface will be self detected, or specifically set in
* device tree.
*/
Expand Down
2 changes: 2 additions & 0 deletions drivers/net/dsa/microchip/ksz_common.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@

struct ksz_device;
struct ksz_port;
struct phylink_mac_ops;

enum ksz_regmap_width {
KSZ_REGMAP_8,
Expand Down Expand Up @@ -61,6 +62,7 @@ struct ksz_chip_data {
bool tc_cbs_supported;
bool tc_ets_supported;
const struct ksz_dev_ops *ops;
const struct phylink_mac_ops *phylink_mac_ops;
bool ksz87xx_eee_link_erratum;
const struct ksz_mib_names *mib_names;
int mib_cnt;
Expand Down

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