Message ID | 20230120092059.347734-5-o.rempel@pengutronix.de (mailing list archive) |
---|---|
State | Changes Requested |
Delegated to: | Netdev Maintainers |
Headers | show |
Series | net: add EEE support for KSZ9477 switch series | expand |
Context | Check | Description |
---|---|---|
netdev/tree_selection | success | Clearly marked for net-next |
netdev/fixes_present | success | Fixes tag not required for -next series |
netdev/subject_prefix | success | Link |
netdev/cover_letter | success | Series has a cover letter |
netdev/patch_count | success | Link |
netdev/header_inline | success | No static functions without inline keyword in header files |
netdev/build_32bit | success | Errors and warnings before: 0 this patch: 0 |
netdev/cc_maintainers | success | CCed 10 of 10 maintainers |
netdev/build_clang | success | Errors and warnings before: 0 this patch: 0 |
netdev/module_param | success | Was 0 now: 0 |
netdev/verify_signedoff | success | Signed-off-by tag matches author and committer |
netdev/check_selftest | success | No net selftest shell script |
netdev/verify_fixes | success | No Fixes tag |
netdev/build_allmodconfig_warn | success | Errors and warnings before: 0 this patch: 0 |
netdev/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 47 lines checked |
netdev/kdoc | success | Errors and warnings before: 0 this patch: 0 |
netdev/source_inline | success | Was 0 now: 0 |
Hi Oleksij, On Fri, 2023-01-20 at 10:20 +0100, Oleksij Rempel wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you > know the content is safe > > Some of KSZ9477 family switches provides EEE support. To enable it, > we > just need to register set_mac_eee/set_mac_eee handlers and validate > supported chip version and port. > > Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> > --- > drivers/net/dsa/microchip/ksz_common.c | 35 > ++++++++++++++++++++++++++ > 1 file changed, 35 insertions(+) > > diff --git a/drivers/net/dsa/microchip/ksz_common.c > b/drivers/net/dsa/microchip/ksz_common.c > index 5e1e5bd555d2..2f1f71b3be86 100644 > --- a/drivers/net/dsa/microchip/ksz_common.c > +++ b/drivers/net/dsa/microchip/ksz_common.c > @@ -2645,6 +2645,39 @@ static int ksz_max_mtu(struct dsa_switch *ds, > int port) > return -EOPNOTSUPP; > } > > +static int ksz_validate_eee(struct dsa_switch *ds, int port) > +{ > + struct ksz_device *dev = ds->priv; > + > + if (!dev->info->internal_phy[port]) > + return -EOPNOTSUPP; > + > + switch (dev->chip_id) { > + case KSZ8563_CHIP_ID: > + case KSZ9477_CHIP_ID: > + case KSZ9563_CHIP_ID: > + case KSZ9567_CHIP_ID: > + case KSZ9893_CHIP_ID: > + case KSZ9896_CHIP_ID: > + case KSZ9897_CHIP_ID: > + return 0; > + } > + > + return -EOPNOTSUPP; > +} > + > +static int ksz_get_mac_eee(struct dsa_switch *ds, int port, > + struct ethtool_eee *e) > +{ > + return ksz_validate_eee(ds, port); > +} > + > +static int ksz_set_mac_eee(struct dsa_switch *ds, int port, > + struct ethtool_eee *e) > +{ > + return ksz_validate_eee(ds, port); > +} > + nit: As both set and get function perform the same operation, we can assign .get_mac_eee and .set_mac_eee to ksz_validate_eee function by changing its prototype. In future, if any things to be added specific to get or set, we can separate it to two function. > static void ksz_set_xmii(struct ksz_device *dev, int port, > phy_interface_t interface) > { > @@ -3006,6 +3039,8 @@ static const struct dsa_switch_ops > ksz_switch_ops = { > .port_hwtstamp_set = ksz_hwtstamp_set, > .port_txtstamp = ksz_port_txtstamp, > .port_rxtstamp = ksz_port_rxtstamp, > + .get_mac_eee = ksz_get_mac_eee, > + .set_mac_eee = ksz_set_mac_eee, > }; > > struct ksz_device *ksz_switch_alloc(struct device *base, void *priv) > -- > 2.30.2 >
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 5e1e5bd555d2..2f1f71b3be86 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -2645,6 +2645,39 @@ static int ksz_max_mtu(struct dsa_switch *ds, int port) return -EOPNOTSUPP; } +static int ksz_validate_eee(struct dsa_switch *ds, int port) +{ + struct ksz_device *dev = ds->priv; + + if (!dev->info->internal_phy[port]) + return -EOPNOTSUPP; + + switch (dev->chip_id) { + case KSZ8563_CHIP_ID: + case KSZ9477_CHIP_ID: + case KSZ9563_CHIP_ID: + case KSZ9567_CHIP_ID: + case KSZ9893_CHIP_ID: + case KSZ9896_CHIP_ID: + case KSZ9897_CHIP_ID: + return 0; + } + + return -EOPNOTSUPP; +} + +static int ksz_get_mac_eee(struct dsa_switch *ds, int port, + struct ethtool_eee *e) +{ + return ksz_validate_eee(ds, port); +} + +static int ksz_set_mac_eee(struct dsa_switch *ds, int port, + struct ethtool_eee *e) +{ + return ksz_validate_eee(ds, port); +} + static void ksz_set_xmii(struct ksz_device *dev, int port, phy_interface_t interface) { @@ -3006,6 +3039,8 @@ static const struct dsa_switch_ops ksz_switch_ops = { .port_hwtstamp_set = ksz_hwtstamp_set, .port_txtstamp = ksz_port_txtstamp, .port_rxtstamp = ksz_port_rxtstamp, + .get_mac_eee = ksz_get_mac_eee, + .set_mac_eee = ksz_set_mac_eee, }; struct ksz_device *ksz_switch_alloc(struct device *base, void *priv)
Some of KSZ9477 family switches provides EEE support. To enable it, we just need to register set_mac_eee/set_mac_eee handlers and validate supported chip version and port. Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- drivers/net/dsa/microchip/ksz_common.c | 35 ++++++++++++++++++++++++++ 1 file changed, 35 insertions(+)