diff options
105 files changed, 931 insertions, 284 deletions
diff --git a/Documentation/networking/device_drivers/ethernet/intel/ice.rst b/Documentation/networking/device_drivers/ethernet/intel/ice.rst index e7d9cbff771b..67b7a701ce9e 100644 --- a/Documentation/networking/device_drivers/ethernet/intel/ice.rst +++ b/Documentation/networking/device_drivers/ethernet/intel/ice.rst @@ -851,7 +851,7 @@ NOTES: - 0x88A8 traffic will not be received unless VLAN stripping is disabled with the following command:: - # ethool -K <ethX> rxvlan off + # ethtool -K <ethX> rxvlan off - 0x88A8/0x8100 double VLANs cannot be used with 0x8100 or 0x8100/0x8100 VLANS configured on the same port. 0x88a8/0x8100 traffic will not be received if diff --git a/MAINTAINERS b/MAINTAINERS index 2e75360c7b8b..7f4615336fa5 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16955,7 +16955,6 @@ F: drivers/misc/sgi-xp/ SHARED MEMORY COMMUNICATIONS (SMC) SOCKETS M: Karsten Graul <kgraul@linux.ibm.com> -M: Guvenc Gulce <guvenc@linux.ibm.com> L: linux-s390@vger.kernel.org S: Supported W: http://www.ibm.com/developerworks/linux/linux390/ diff --git a/arch/s390/include/asm/ccwgroup.h b/arch/s390/include/asm/ccwgroup.h index 36dbf5043fc0..aa995d91cd1d 100644 --- a/arch/s390/include/asm/ccwgroup.h +++ b/arch/s390/include/asm/ccwgroup.h @@ -55,7 +55,7 @@ int ccwgroup_create_dev(struct device *root, struct ccwgroup_driver *gdrv, int num_devices, const char *buf); extern int ccwgroup_set_online(struct ccwgroup_device *gdev); -extern int ccwgroup_set_offline(struct ccwgroup_device *gdev); +int ccwgroup_set_offline(struct ccwgroup_device *gdev, bool call_gdrv); extern int ccwgroup_probe_ccwdev(struct ccw_device *cdev); extern void ccwgroup_remove_ccwdev(struct ccw_device *cdev); diff --git a/drivers/net/dsa/b53/b53_mdio.c b/drivers/net/dsa/b53/b53_mdio.c index a533a90e3904..a7aeb3c132c9 100644 --- a/drivers/net/dsa/b53/b53_mdio.c +++ b/drivers/net/dsa/b53/b53_mdio.c @@ -351,9 +351,25 @@ static int b53_mdio_probe(struct mdio_device *mdiodev) static void b53_mdio_remove(struct mdio_device *mdiodev) { struct b53_device *dev = dev_get_drvdata(&mdiodev->dev); - struct dsa_switch *ds = dev->ds; - dsa_unregister_switch(ds); + if (!dev) + return; + + b53_switch_remove(dev); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void b53_mdio_shutdown(struct mdio_device *mdiodev) +{ + struct b53_device *dev = dev_get_drvdata(&mdiodev->dev); + + if (!dev) + return; + + b53_switch_shutdown(dev); + + dev_set_drvdata(&mdiodev->dev, NULL); } static const struct of_device_id b53_of_match[] = { @@ -373,6 +389,7 @@ MODULE_DEVICE_TABLE(of, b53_of_match); static struct mdio_driver b53_mdio_driver = { .probe = b53_mdio_probe, .remove = b53_mdio_remove, + .shutdown = b53_mdio_shutdown, .mdiodrv.driver = { .name = "bcm53xx", .of_match_table = b53_of_match, diff --git a/drivers/net/dsa/b53/b53_mmap.c b/drivers/net/dsa/b53/b53_mmap.c index 82680e083cc2..ae4c79d39bc0 100644 --- a/drivers/net/dsa/b53/b53_mmap.c +++ b/drivers/net/dsa/b53/b53_mmap.c @@ -316,9 +316,21 @@ static int b53_mmap_remove(struct platform_device *pdev) if (dev) b53_switch_remove(dev); + platform_set_drvdata(pdev, NULL); + return 0; } +static void b53_mmap_shutdown(struct platform_device *pdev) +{ + struct b53_device *dev = platform_get_drvdata(pdev); + + if (dev) + b53_switch_shutdown(dev); + + platform_set_drvdata(pdev, NULL); +} + static const struct of_device_id b53_mmap_of_table[] = { { .compatible = "brcm,bcm3384-switch" }, { .compatible = "brcm,bcm6328-switch" }, @@ -331,6 +343,7 @@ MODULE_DEVICE_TABLE(of, b53_mmap_of_table); static struct platform_driver b53_mmap_driver = { .probe = b53_mmap_probe, .remove = b53_mmap_remove, + .shutdown = b53_mmap_shutdown, .driver = { .name = "b53-switch", .of_match_table = b53_mmap_of_table, diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h index 5d068acf7cf8..959a52d41f0a 100644 --- a/drivers/net/dsa/b53/b53_priv.h +++ b/drivers/net/dsa/b53/b53_priv.h @@ -228,6 +228,11 @@ static inline void b53_switch_remove(struct b53_device *dev) dsa_unregister_switch(dev->ds); } +static inline void b53_switch_shutdown(struct b53_device *dev) +{ + dsa_switch_shutdown(dev->ds); +} + #define b53_build_op(type_op_size, val_type) \ static inline int b53_##type_op_size(struct b53_device *dev, u8 page, \ u8 reg, val_type val) \ diff --git a/drivers/net/dsa/b53/b53_spi.c b/drivers/net/dsa/b53/b53_spi.c index ecb9f7f6b335..01e37b75471e 100644 --- a/drivers/net/dsa/b53/b53_spi.c +++ b/drivers/net/dsa/b53/b53_spi.c @@ -321,9 +321,21 @@ static int b53_spi_remove(struct spi_device *spi) if (dev) b53_switch_remove(dev); + spi_set_drvdata(spi, NULL); + return 0; } +static void b53_spi_shutdown(struct spi_device *spi) +{ + struct b53_device *dev = spi_get_drvdata(spi); + + if (dev) + b53_switch_shutdown(dev); + + spi_set_drvdata(spi, NULL); +} + static const struct of_device_id b53_spi_of_match[] = { { .compatible = "brcm,bcm5325" }, { .compatible = "brcm,bcm5365" }, @@ -344,6 +356,7 @@ static struct spi_driver b53_spi_driver = { }, .probe = b53_spi_probe, .remove = b53_spi_remove, + .shutdown = b53_spi_shutdown, }; module_spi_driver(b53_spi_driver); diff --git a/drivers/net/dsa/b53/b53_srab.c b/drivers/net/dsa/b53/b53_srab.c index 3f4249de70c5..4591bb1c05d2 100644 --- a/drivers/net/dsa/b53/b53_srab.c +++ b/drivers/net/dsa/b53/b53_srab.c @@ -629,17 +629,34 @@ static int b53_srab_probe(struct platform_device *pdev) static int b53_srab_remove(struct platform_device *pdev) { struct b53_device *dev = platform_get_drvdata(pdev); - struct b53_srab_priv *priv = dev->priv; - b53_srab_intr_set(priv, false); + if (!dev) + return 0; + + b53_srab_intr_set(dev->priv, false); b53_switch_remove(dev); + platform_set_drvdata(pdev, NULL); + return 0; } +static void b53_srab_shutdown(struct platform_device *pdev) +{ + struct b53_device *dev = platform_get_drvdata(pdev); + + if (!dev) + return; + + b53_switch_shutdown(dev); + + platform_set_drvdata(pdev, NULL); +} + static struct platform_driver b53_srab_driver = { .probe = b53_srab_probe, .remove = b53_srab_remove, + .shutdown = b53_srab_shutdown, .driver = { .name = "b53-srab-switch", .of_match_table = b53_srab_of_match, diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 6ce9ec1283e0..7578a5c38df5 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -68,7 +68,7 @@ static unsigned int bcm_sf2_num_active_ports(struct dsa_switch *ds) struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds); unsigned int port, count = 0; - for (port = 0; port < ARRAY_SIZE(priv->port_sts); port++) { + for (port = 0; port < ds->num_ports; port++) { if (dsa_is_cpu_port(ds, port)) continue; if (priv->port_sts[port].enabled) @@ -1512,6 +1512,9 @@ static int bcm_sf2_sw_remove(struct platform_device *pdev) { struct bcm_sf2_priv *priv = platform_get_drvdata(pdev); + if (!priv) + return 0; + priv->wol_ports_mask = 0; /* Disable interrupts */ bcm_sf2_intr_disable(priv); @@ -1523,6 +1526,8 @@ static int bcm_sf2_sw_remove(struct platform_device *pdev) if (priv->type == BCM7278_DEVICE_ID) reset_control_assert(priv->rcdev); + platform_set_drvdata(pdev, NULL); + return 0; } @@ -1530,6 +1535,9 @@ static void bcm_sf2_sw_shutdown(struct platform_device *pdev) { struct bcm_sf2_priv *priv = platform_get_drvdata(pdev); + if (!priv) + return; + /* For a kernel about to be kexec'd we want to keep the GPHY on for a * successful MDIO bus scan to occur. If we did turn off the GPHY * before (e.g: port_disable), this will also power it back on. @@ -1538,6 +1546,10 @@ static void bcm_sf2_sw_shutdown(struct platform_device *pdev) */ if (priv->hw_params.num_gphy == 1) bcm_sf2_gphy_enable_set(priv->dev->ds, true); + + dsa_switch_shutdown(priv->dev->ds); + + platform_set_drvdata(pdev, NULL); } #ifdef CONFIG_PM_SLEEP diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c index bfdf3324aac3..e638e3eea911 100644 --- a/drivers/net/dsa/dsa_loop.c +++ b/drivers/net/dsa/dsa_loop.c @@ -340,10 +340,29 @@ static int dsa_loop_drv_probe(struct mdio_device *mdiodev) static void dsa_loop_drv_remove(struct mdio_device *mdiodev) { struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); - struct dsa_loop_priv *ps = ds->priv; + struct dsa_loop_priv *ps; + + if (!ds) + return; + + ps = ds->priv; dsa_unregister_switch(ds); dev_put(ps->netdev); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void dsa_loop_drv_shutdown(struct mdio_device *mdiodev) +{ + struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); + + if (!ds) + return; + + dsa_switch_shutdown(ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } static struct mdio_driver dsa_loop_drv = { @@ -352,6 +371,7 @@ static struct mdio_driver dsa_loop_drv = { }, .probe = dsa_loop_drv_probe, .remove = dsa_loop_drv_remove, + .shutdown = dsa_loop_drv_shutdown, }; #define NUM_FIXED_PHYS (DSA_LOOP_NUM_PORTS - 2) diff --git a/drivers/net/dsa/hirschmann/hellcreek.c b/drivers/net/dsa/hirschmann/hellcreek.c index 542cfc4ccb08..354655f9ed00 100644 --- a/drivers/net/dsa/hirschmann/hellcreek.c +++ b/drivers/net/dsa/hirschmann/hellcreek.c @@ -1916,6 +1916,9 @@ static int hellcreek_remove(struct platform_device *pdev) { struct hellcreek *hellcreek = platform_get_drvdata(pdev); + if (!hellcreek) + return 0; + hellcreek_hwtstamp_free(hellcreek); hellcreek_ptp_free(hellcreek); dsa_unregister_switch(hellcreek->ds); @@ -1924,6 +1927,18 @@ static int hellcreek_remove(struct platform_device *pdev) return 0; } +static void hellcreek_shutdown(struct platform_device *pdev) +{ + struct hellcreek *hellcreek = platform_get_drvdata(pdev); + + if (!hellcreek) + return; + + dsa_switch_shutdown(hellcreek->ds); + + platform_set_drvdata(pdev, NULL); +} + static const struct hellcreek_platform_data de1soc_r1_pdata = { .name = "r4c30", .num_ports = 4, @@ -1946,6 +1961,7 @@ MODULE_DEVICE_TABLE(of, hellcreek_of_match); static struct platform_driver hellcreek_driver = { .probe = hellcreek_probe, .remove = hellcreek_remove, + .shutdown = hellcreek_shutdown, .driver = { .name = "hellcreek", .of_match_table = hellcreek_of_match, diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c index d7ce281570b5..89f920289ae2 100644 --- a/drivers/net/dsa/lan9303-core.c +++ b/drivers/net/dsa/lan9303-core.c @@ -1379,6 +1379,12 @@ int lan9303_remove(struct lan9303 *chip) } EXPORT_SYMBOL(lan9303_remove); +void lan9303_shutdown(struct lan9303 *chip) +{ + dsa_switch_shutdown(chip->ds); +} +EXPORT_SYMBOL(lan9303_shutdown); + MODULE_AUTHOR("Juergen Borleis <kernel@pengutronix.de>"); MODULE_DESCRIPTION("Core driver for SMSC/Microchip LAN9303 three port ethernet switch"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/dsa/lan9303.h b/drivers/net/dsa/lan9303.h index 11f590b64701..c7f73efa50f0 100644 --- a/drivers/net/dsa/lan9303.h +++ b/drivers/net/dsa/lan9303.h @@ -10,3 +10,4 @@ extern const struct lan9303_phy_ops lan9303_indirect_phy_ops; int lan9303_probe(struct lan9303 *chip, struct device_node *np); int lan9303_remove(struct lan9303 *chip); +void lan9303_shutdown(struct lan9303 *chip); diff --git a/drivers/net/dsa/lan9303_i2c.c b/drivers/net/dsa/lan9303_i2c.c index 9bffaef65a04..8ca4713310fa 100644 --- a/drivers/net/dsa/lan9303_i2c.c +++ b/drivers/net/dsa/lan9303_i2c.c @@ -67,13 +67,28 @@ static int lan9303_i2c_probe(struct i2c_client *client, static int lan9303_i2c_remove(struct i2c_client *client) { - struct lan9303_i2c *sw_dev; + struct lan9303_i2c *sw_dev = i2c_get_clientdata(client); - sw_dev = i2c_get_clientdata(client); if (!sw_dev) - return -ENODEV; + return 0; + + lan9303_remove(&sw_dev->chip); + + i2c_set_clientdata(client, NULL); + + return 0; +} + +static void lan9303_i2c_shutdown(struct i2c_client *client) +{ + struct lan9303_i2c *sw_dev = i2c_get_clientdata(client); + + if (!sw_dev) + return; + + lan9303_shutdown(&sw_dev->chip); - return lan9303_remove(&sw_dev->chip); + i2c_set_clientdata(client, NULL); } /*-------------------------------------------------------------------------*/ @@ -97,6 +112,7 @@ static struct i2c_driver lan9303_i2c_driver = { }, .probe = lan9303_i2c_probe, .remove = lan9303_i2c_remove, + .shutdown = lan9303_i2c_shutdown, .id_table = lan9303_i2c_id, }; module_i2c_driver(lan9303_i2c_driver); diff --git a/drivers/net/dsa/lan9303_mdio.c b/drivers/net/dsa/lan9303_mdio.c index 9cbe80460b53..bbb7032409ba 100644 --- a/drivers/net/dsa/lan9303_mdio.c +++ b/drivers/net/dsa/lan9303_mdio.c @@ -138,6 +138,20 @@ static void lan9303_mdio_remove(struct mdio_device *mdiodev) return; lan9303_remove(&sw_dev->chip); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void lan9303_mdio_shutdown(struct mdio_device *mdiodev) +{ + struct lan9303_mdio *sw_dev = dev_get_drvdata(&mdiodev->dev); + + if (!sw_dev) + return; + + lan9303_shutdown(&sw_dev->chip); + + dev_set_drvdata(&mdiodev->dev, NULL); } /*-------------------------------------------------------------------------*/ @@ -155,6 +169,7 @@ static struct mdio_driver lan9303_mdio_driver = { }, .probe = lan9303_mdio_probe, .remove = lan9303_mdio_remove, + .shutdown = lan9303_mdio_shutdown, }; mdio_module_driver(lan9303_mdio_driver); diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index 267324889dd6..3ff4b7e177f3 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -2184,6 +2184,9 @@ static int gswip_remove(struct platform_device *pdev) struct gswip_priv *priv = platform_get_drvdata(pdev); int i; + if (!priv) + return 0; + /* disable the switch */ gswip_mdio_mask(priv, GSWIP_MDIO_GLOB_ENABLE, 0, GSWIP_MDIO_GLOB); @@ -2197,9 +2200,23 @@ static int gswip_remove(struct platform_device *pdev) for (i = 0; i < priv->num_gphy_fw; i++) gswip_gphy_fw_remove(priv, &priv->gphy_fw[i]); + platform_set_drvdata(pdev, NULL); + return 0; } +static void gswip_shutdown(struct platform_device *pdev) +{ + struct gswip_priv *priv = platform_get_drvdata(pdev); + + if (!priv) + return; + + dsa_switch_shutdown(priv->ds); + + platform_set_drvdata(pdev, NULL); +} + static const struct gswip_hw_info gswip_xrx200 = { .max_ports = 7, .cpu_port = 6, @@ -2223,6 +2240,7 @@ MODULE_DEVICE_TABLE(of, gswip_of_match); static struct platform_driver gswip_driver = { .probe = gswip_probe, .remove = gswip_remove, + .shutdown = gswip_shutdown, .driver = { .name = "gswip", .of_match_table = gswip_of_match, diff --git a/drivers/net/dsa/microchip/ksz8795_spi.c b/drivers/net/dsa/microchip/ksz8795_spi.c index ea7550d1b634..866767b70d65 100644 --- a/drivers/net/dsa/microchip/ksz8795_spi.c +++ b/drivers/net/dsa/microchip/ksz8795_spi.c @@ -94,6 +94,8 @@ static int ksz8795_spi_remove(struct spi_device *spi) if (dev) ksz_switch_remove(dev); + spi_set_drvdata(spi, NULL); + return 0; } @@ -101,8 +103,15 @@ static void ksz8795_spi_shutdown(struct spi_device *spi) { struct ksz_device *dev = spi_get_drvdata(spi); - if (dev && dev->dev_ops->shutdown) + if (!dev) + return; + + if (dev->dev_ops->shutdown) dev->dev_ops->shutdown(dev); + + dsa_switch_shutdown(dev->ds); + + spi_set_drvdata(spi, NULL); } static const struct of_device_id ksz8795_dt_ids[] = { diff --git a/drivers/net/dsa/microchip/ksz8863_smi.c b/drivers/net/dsa/microchip/ksz8863_smi.c index 11293485138c..5883fa7edda2 100644 --- a/drivers/net/dsa/microchip/ksz8863_smi.c +++ b/drivers/net/dsa/microchip/ksz8863_smi.c @@ -191,6 +191,18 @@ static void ksz8863_smi_remove(struct mdio_device *mdiodev) if (dev) ksz_switch_remove(dev); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void ksz8863_smi_shutdown(struct mdio_device *mdiodev) +{ + struct ksz_device *dev = dev_get_drvdata(&mdiodev->dev); + + if (dev) + dsa_switch_shutdown(dev->ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } static const struct of_device_id ksz8863_dt_ids[] = { @@ -203,6 +215,7 @@ MODULE_DEVICE_TABLE(of, ksz8863_dt_ids); static struct mdio_driver ksz8863_driver = { .probe = ksz8863_smi_probe, .remove = ksz8863_smi_remove, + .shutdown = ksz8863_smi_shutdown, .mdiodrv.driver = { .name = "ksz8863-switch", .of_match_table = ksz8863_dt_ids, diff --git a/drivers/net/dsa/microchip/ksz9477_i2c.c b/drivers/net/dsa/microchip/ksz9477_i2c.c index 4e053a25d077..f3afb8b8c4cc 100644 --- a/drivers/net/dsa/microchip/ksz9477_i2c.c +++ b/drivers/net/dsa/microchip/ksz9477_i2c.c @@ -56,7 +56,10 @@ static int ksz9477_i2c_remove(struct i2c_client *i2c) { struct ksz_device *dev = i2c_get_clientdata(i2c); - ksz_switch_remove(dev); + if (dev) + ksz_switch_remove(dev); + + i2c_set_clientdata(i2c, NULL); return 0; } @@ -65,8 +68,15 @@ static void ksz9477_i2c_shutdown(struct i2c_client *i2c) { struct ksz_device *dev = i2c_get_clientdata(i2c); - if (dev && dev->dev_ops->shutdown) + if (!dev) + return; + + if (dev->dev_ops->shutdown) dev->dev_ops->shutdown(dev); + + dsa_switch_shutdown(dev->ds); + + i2c_set_clientdata(i2c, NULL); } static const struct i2c_device_id ksz9477_i2c_id[] = { diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c index 15bc11b3cda4..e3cb0e6c9f6f 100644 --- a/drivers/net/dsa/microchip/ksz9477_spi.c +++ b/drivers/net/dsa/microchip/ksz9477_spi.c @@ -72,6 +72,8 @@ static int ksz9477_spi_remove(struct spi_device *spi) if (dev) ksz_switch_remove(dev); + spi_set_drvdata(spi, NULL); + return 0; } @@ -79,8 +81,10 @@ static void ksz9477_spi_shutdown(struct spi_device *spi) { struct ksz_device *dev = spi_get_drvdata(spi); - if (dev && dev->dev_ops->shutdown) - dev->dev_ops->shutdown(dev); + if (dev) + dsa_switch_shutdown(dev->ds); + + spi_set_drvdata(spi, NULL); } static const struct of_device_id ksz9477_dt_ids[] = { diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index d0cba2d1cd68..094737e5084a 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -3286,6 +3286,9 @@ mt7530_remove(struct mdio_device *mdiodev) struct mt7530_priv *priv = dev_get_drvdata(&mdiodev->dev); int ret = 0; + if (!priv) + return; + ret = regulator_disable(priv->core_pwr); if (ret < 0) dev_err(priv->dev, @@ -3301,11 +3304,26 @@ mt7530_remove(struct mdio_device *mdiodev) dsa_unregister_switch(priv->ds); mutex_destroy(&priv->reg_mutex); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void mt7530_shutdown(struct mdio_device *mdiodev) +{ + struct mt7530_priv *priv = dev_get_drvdata(&mdiodev->dev); + + if (!priv) + return; + + dsa_switch_shutdown(priv->ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } static struct mdio_driver mt7530_mdio_driver = { .probe = mt7530_probe, .remove = mt7530_remove, + .shutdown = mt7530_shutdown, .mdiodrv.driver = { .name = "mt7530", .of_match_table = mt7530_of_match, diff --git a/drivers/net/dsa/mv88e6060.c b/drivers/net/dsa/mv88e6060.c index 24b8219fd607..a4c6eb9a52d0 100644 --- a/drivers/net/dsa/mv88e6060.c +++ b/drivers/net/dsa/mv88e6060.c @@ -290,7 +290,24 @@ static void mv88e6060_remove(struct mdio_device *mdiodev) { struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); + if (!ds) + return; + dsa_unregister_switch(ds); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void mv88e6060_shutdown(struct mdio_device *mdiodev) +{ + struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); + + if (!ds) + return; + + dsa_switch_shutdown(ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } static const struct of_device_id mv88e6060_of_match[] = { @@ -303,6 +320,7 @@ static const struct of_device_id mv88e6060_of_match[] = { static struct mdio_driver mv88e6060_driver = { .probe = mv88e6060_probe, .remove = mv88e6060_remove, + .shutdown = mv88e6060_shutdown, .mdiodrv.driver = { .name = "mv88e6060", .of_match_table = mv88e6060_of_match, diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index c45ca2473743..8ab0be793811 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -3071,7 +3071,7 @@ static void mv88e6xxx_teardown(struct dsa_switch *ds) { mv88e6xxx_teardown_devlink_params(ds); dsa_devlink_resources_unregister(ds); - mv88e6xxx_teardown_devlink_regions(ds); + mv88e6xxx_teardown_devlink_regions_global(ds); } static int mv88e6xxx_setup(struct dsa_switch *ds) @@ -3215,7 +3215,7 @@ unlock: if (err) goto out_resources; - err = mv88e6xxx_setup_devlink_regions(ds); + err = mv88e6xxx_setup_devlink_regions_global(ds); if (err) goto out_params; @@ -3229,6 +3229,16 @@ out_resources: return err; } +static int mv88e6xxx_port_setup(struct dsa_switch *ds, int port) +{ + return mv88e6xxx_setup_devlink_regions_port(ds, port); +} + +static void mv88e6xxx_port_teardown(struct dsa_switch *ds, int port) +{ + mv88e6xxx_teardown_devlink_regions_port(ds, port); +} + /* prod_id for switch families which do not have a PHY model number */ static const u16 family_prod_id_table[] = { [MV88E6XXX_FAMILY_6341] = MV88E6XXX_PORT_SWITCH_ID_PROD_6341, @@ -6116,6 +6126,8 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = { .change_tag_protocol = mv88e6xxx_change_tag_protocol, .setup = mv88e6xxx_setup, .teardown = mv88e6xxx_teardown, + .port_setup = mv88e6xxx_port_setup, + .port_teardown = mv88e6xxx_port_teardown, .phylink_validate = mv88e6xxx_validate, .phylink_mac_link_state = mv88e6xxx_serdes_pcs_get_state, .phylink_mac_config = mv88e6xxx_mac_config, @@ -6389,7 +6401,12 @@ out: static void mv88e6xxx_remove(struct mdio_device *mdiodev) { struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); - struct mv88e6xxx_chip *chip = ds->priv; + struct mv88e6xxx_chip *chip; + + if (!ds) + return; + + chip = ds->priv; if (chip->info->ptp_support) { mv88e6xxx_hwtstamp_free(chip); @@ -6410,6 +6427,20 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev) mv88e6xxx_g1_irq_free(chip); else mv88e6xxx_irq_poll_free(chip); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void mv88e6xxx_shutdown(struct mdio_device *mdiodev) +{ + struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev); + + if (!ds) + return; + + dsa_switch_shutdown(ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } static const struct of_device_id mv88e6xxx_of_match[] = { @@ -6433,6 +6464,7 @@ MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match); static struct mdio_driver mv88e6xxx_driver = { .probe = mv88e6xxx_probe, .remove = mv88e6xxx_remove, + .shutdown = mv88e6xxx_shutdown, .mdiodrv.driver = { .name = "mv88e6085", .of_match_table = mv88e6xxx_of_match, diff --git a/drivers/net/dsa/mv88e6xxx/devlink.c b/drivers/net/dsa/mv88e6xxx/devlink.c index 0c0f5ea6680c..381068395c63 100644 --- a/drivers/net/dsa/mv88e6xxx/devlink.c +++ b/drivers/net/dsa/mv88e6xxx/devlink.c @@ -647,26 +647,25 @@ static struct mv88e6xxx_region mv88e6xxx_regions[] = { }, }; -static void -mv88e6xxx_teardown_devlink_regions_global(struct mv88e6xxx_chip *chip) +void mv88e6xxx_teardown_devlink_regions_global(struct dsa_switch *ds) { + struct mv88e6xxx_chip *chip = ds->priv; int i; for (i = 0; i < ARRAY_SIZE(mv88e6xxx_regions); i++) dsa_devlink_region_destroy(chip->regions[i]); } -static void -mv88e6xxx_teardown_devlink_regions_port(struct mv88e6xxx_chip *chip, - int port) +void mv88e6xxx_teardown_devlink_regions_port(struct dsa_switch *ds, int port) { + struct mv88e6xxx_chip *chip = ds->priv; + dsa_devlink_region_destroy(chip->ports[port].region); } -static int mv88e6xxx_setup_devlink_regions_port(struct dsa_switch *ds, - struct mv88e6xxx_chip *chip, - int port) +int mv88e6xxx_setup_devlink_regions_port(struct dsa_switch *ds, int port) { + struct mv88e6xxx_chip *chip = ds->priv; struct devlink_region *region; region = dsa_devlink_port_region_create(ds, @@ -681,40 +680,10 @@ static int mv88e6xxx_setup_devlink_regions_port(struct dsa_switch *ds, return 0; } -static void -mv88e6xxx_teardown_devlink_regions_ports(struct mv88e6xxx_chip *chip) -{ - int port; - - for (port = 0; port < mv88e6xxx_num_ports(chip); port++) - mv88e6xxx_teardown_devlink_regions_port(chip, port); -} - -static int mv88e6xxx_setup_devlink_regions_ports(struct dsa_switch *ds, - struct mv88e6xxx_chip *chip) -{ - int port; - int err; - - for (port = 0; port < mv88e6xxx_num_ports(chip); port++) { - err = mv88e6xxx_setup_devlink_regions_port(ds, chip, port); - if (err) - goto out; - } - - return 0; - -out: - while (port-- > 0) - mv88e6xxx_teardown_devlink_regions_port(chip, port); - - return err; -} - -static int mv88e6xxx_setup_devlink_regions_global(struct dsa_switch *ds, - struct mv88e6xxx_chip *chip) +int mv88e6xxx_setup_devlink_regions_global(struct dsa_switch *ds) { bool (*cond)(struct mv88e6xxx_chip *chip); + struct mv88e6xxx_chip *chip = ds->priv; struct devlink_region_ops *ops; struct devlink_region *region; u64 size; @@ -753,30 +722,6 @@ out: return PTR_ERR(region); } -int mv88e6xxx_setup_devlink_regions(struct dsa_switch *ds) -{ - struct mv88e6xxx_chip *chip = ds->priv; - int err; - - err = mv88e6xxx_setup_devlink_regions_global(ds, chip); - if (err) - return err; - - err = mv88e6xxx_setup_devlink_regions_ports(ds, chip); - if (err) - mv88e6xxx_teardown_devlink_regions_global(chip); - - return err; -} - -void mv88e6xxx_teardown_devlink_regions(struct dsa_switch *ds) -{ - struct mv88e6xxx_chip *chip = ds->priv; - - mv88e6xxx_teardown_devlink_regions_ports(chip); - mv88e6xxx_teardown_devlink_regions_global(chip); -} - int mv88e6xxx_devlink_info_get(struct dsa_switch *ds, struct devlink_info_req *req, struct netlink_ext_ack *extack) diff --git a/drivers/net/dsa/mv88e6xxx/devlink.h b/drivers/net/dsa/mv88e6xxx/devlink.h index 3d72db3dcf95..65ce6a6858b9 100644 --- a/drivers/net/dsa/mv88e6xxx/devlink.h +++ b/drivers/net/dsa/mv88e6xxx/devlink.h @@ -12,8 +12,10 @@ int mv88e6xxx_devlink_param_get(struct dsa_switch *ds, u32 id, struct devlink_param_gset_ctx *ctx); int mv88e6xxx_devlink_param_set(struct dsa_switch *ds, u32 id, struct devlink_param_gset_ctx *ctx); -int mv88e6xxx_setup_devlink_regions(struct dsa_switch *ds); -void mv88e6xxx_teardown_devlink_regions(struct dsa_switch *ds); +int mv88e6xxx_setup_devlink_regions_global(struct dsa_switch *ds); +void mv88e6xxx_teardown_devlink_regions_global(struct dsa_switch *ds); +int mv88e6xxx_setup_devlink_regions_port(struct dsa_switch *ds, int port); +void mv88e6xxx_teardown_devlink_regions_port(struct dsa_switch *ds, int port); int mv88e6xxx_devlink_info_get(struct dsa_switch *ds, struct devlink_info_req *req, diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index 3656e67af789..a3a9636430d6 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2019-2021 NXP Semiconductors +/* Copyright 2019-2021 NXP * * This is an umbrella module for all network switches that are * register-compatible with Ocelot and that perform I/O to their host CPU diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h index 5854bab43327..54024b6f9498 100644 --- a/drivers/net/dsa/ocelot/felix.h +++ b/drivers/net/dsa/ocelot/felix.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright 2019 NXP Semiconductors +/* Copyright 2019 NXP */ #ifndef _MSCC_FELIX_H #define _MSCC_FELIX_H diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index f966a253d1c7..11b42fd812e4 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: (GPL-2.0 OR MIT) /* Copyright 2017 Microsemi Corporation - * Copyright 2018-2019 NXP Semiconductors + * Copyright 2018-2019 NXP */ #include <linux/fsl/enetc_mdio.h> #include <soc/mscc/ocelot_qsys.h> @@ -1472,9 +1472,10 @@ err_pci_enable: static void felix_pci_remove(struct pci_dev *pdev) { - struct felix *felix; + struct felix *felix = pci_get_drvdata(pdev); - felix = pci_get_drvdata(pdev); + if (!felix) + return; dsa_unregister_switch(felix->ds); @@ -1482,6 +1483,20 @@ static void felix_pci_remove(struct pci_dev *pdev) kfree(felix); pci_disable_device(pdev); + + pci_set_drvdata(pdev, NULL); +} + +static void felix_pci_shutdown(struct pci_dev *pdev) +{ + struct felix *felix = pci_get_drvdata(pdev); + + if (!felix) + return; + + dsa_switch_shutdown(felix->ds); + + pci_set_drvdata(pdev, NULL); } static struct pci_device_id felix_ids[] = { @@ -1498,6 +1513,7 @@ static struct pci_driver felix_vsc9959_pci_driver = { .id_table = felix_ids, .probe = felix_pci_probe, .remove = felix_pci_remove, + .shutdown = felix_pci_shutdown, }; module_pci_driver(felix_vsc9959_pci_driver); diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c index deae923c8b7a..de1d34a1f1e4 100644 --- a/drivers/net/dsa/ocelot/seville_vsc9953.c +++ b/drivers/net/dsa/ocelot/seville_vsc9953.c @@ -1245,18 +1245,33 @@ err_alloc_felix: static int seville_remove(struct platform_device *pdev) { - struct felix *felix; + struct felix *felix = platform_get_drvdata(pdev); - felix = platform_get_drvdata(pdev); + if (!felix) + return 0; dsa_unregister_switch(felix->ds); kfree(felix->ds); kfree(felix); + platform_set_drvdata(pdev, NULL); + return 0; } +static void seville_shutdown(struct platform_device *pdev) +{ + struct felix *felix = platform_get_drvdata(pdev); + + if (!felix) + return; + + dsa_switch_shutdown(felix->ds); + + platform_set_drvdata(pdev, NULL); +} + static const struct of_device_id seville_of_match[] = { { .compatible = "mscc,vsc9953-switch" }, { }, @@ -1266,6 +1281,7 @@ MODULE_DEVICE_TABLE(of, seville_of_match); static struct platform_driver seville_vsc9953_driver = { .probe = seville_probe, .remove = seville_remove, + .shutdown = seville_shutdown, .driver = { .name = "mscc_seville", .of_match_table = of_match_ptr(seville_of_match), diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c index 563d8a279030..a6bfb6abc51a 100644 --- a/drivers/net/dsa/qca/ar9331.c +++ b/drivers/net/dsa/qca/ar9331.c @@ -1083,6 +1083,9 @@ static void ar9331_sw_remove(struct mdio_device *mdiodev) struct ar9331_sw_priv *priv = dev_get_drvdata(&mdiodev->dev); unsigned int i; + if (!priv) + return; + for (i = 0; i < ARRAY_SIZE(priv->port); i++) { struct ar9331_sw_port *port = &priv->port[i]; @@ -1094,6 +1097,20 @@ static void ar9331_sw_remove(struct mdio_device *mdiodev) dsa_unregister_switch(&priv->ds); reset_control_assert(priv->sw_reset); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void ar9331_sw_shutdown(struct mdio_device *mdiodev) +{ + struct ar9331_sw_priv *priv = dev_get_drvdata(&mdiodev->dev); + + if (!priv) + return; + + dsa_switch_shutdown(&priv->ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } static const struct of_device_id ar9331_sw_of_match[] = { @@ -1104,6 +1121,7 @@ static const struct of_device_id ar9331_sw_of_match[] = { static struct mdio_driver ar9331_sw_mdio_driver = { .probe = ar9331_sw_probe, .remove = ar9331_sw_remove, + .shutdown = ar9331_sw_shutdown, .mdiodrv.driver = { .name = AR9331_SW_NAME, .of_match_table = ar9331_sw_of_match, diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index bda5a9bf4f52..a984f06f6f04 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -1880,10 +1880,27 @@ qca8k_sw_remove(struct mdio_device *mdiodev) struct qca8k_priv *priv = dev_get_drvdata(&mdiodev->dev); int i; + if (!priv) + return; + for (i = 0; i < QCA8K_NUM_PORTS; i++) qca8k_port_set_status(priv, i, 0); dsa_unregister_switch(priv->ds); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void qca8k_sw_shutdown(struct mdio_device *mdiodev) +{ + struct qca8k_priv *priv = dev_get_drvdata(&mdiodev->dev); + + if (!priv) + return; + + dsa_switch_shutdown(priv->ds); + + dev_set_drvdata(&mdiodev->dev, NULL); } #ifdef CONFIG_PM_SLEEP @@ -1940,6 +1957,7 @@ static const struct of_device_id qca8k_of_match[] = { static struct mdio_driver qca8kmdio_driver = { .probe = qca8k_sw_probe, .remove = qca8k_sw_remove, + .shutdown = qca8k_sw_shutdown, .mdiodrv.driver = { .name = "qca8k", .of_match_table = qca8k_of_match, diff --git a/drivers/net/dsa/realtek-smi-core.c b/drivers/net/dsa/realtek-smi-core.c index 8e49d4f85d48..2fcfd917b876 100644 --- a/drivers/net/dsa/realtek-smi-core.c +++ b/drivers/net/dsa/realtek-smi-core.c @@ -368,7 +368,7 @@ int realtek_smi_setup_mdio(struct realtek_smi *smi) smi->slave_mii_bus->parent = smi->dev; smi->ds->slave_mii_bus = smi->slave_mii_bus; - ret = of_mdiobus_register(smi->slave_mii_bus, mdio_np); + ret = devm_of_mdiobus_register(smi->dev, smi->slave_mii_bus, mdio_np); if (ret) { dev_err(smi->dev, "unable to register MDIO bus %s\n", smi->slave_mii_bus->id); @@ -464,16 +464,33 @@ static int realtek_smi_probe(struct platform_device *pdev) static int realtek_smi_remove(struct platform_device *pdev) { - struct realtek_smi *smi = dev_get_drvdata(&pdev->dev); + struct realtek_smi *smi = platform_get_drvdata(pdev); + + if (!smi) + return 0; dsa_unregister_switch(smi->ds); if (smi->slave_mii_bus) of_node_put(smi->slave_mii_bus->dev.of_node); gpiod_set_value(smi->reset, 1); + platform_set_drvdata(pdev, NULL); + return 0; } +static void realtek_smi_shutdown(struct platform_device *pdev) +{ + struct realtek_smi *smi = platform_get_drvdata(pdev); + + if (!smi) + return; + + dsa_switch_shutdown(smi->ds); + + platform_set_drvdata(pdev, NULL); +} + static const struct of_device_id realtek_smi_of_match[] = { { .compatible = "realtek,rtl8366rb", @@ -495,6 +512,7 @@ static struct platform_driver realtek_smi_driver = { }, .probe = realtek_smi_probe, .remove = realtek_smi_remove, + .shutdown = realtek_smi_shutdown, }; module_platform_driver(realtek_smi_driver); diff --git a/drivers/net/dsa/sja1105/sja1105_clocking.c b/drivers/net/dsa/sja1105/sja1105_clocking.c index 387a1f2f161c..5bbf1707f2af 100644 --- a/drivers/net/dsa/sja1105/sja1105_clocking.c +++ b/drivers/net/dsa/sja1105/sja1105_clocking.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: BSD-3-Clause -/* Copyright (c) 2016-2018, NXP Semiconductors +/* Copyright 2016-2018 NXP * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> */ #include <linux/packing.h> diff --git a/drivers/net/dsa/sja1105/sja1105_devlink.c b/drivers/net/dsa/sja1105/sja1105_devlink.c index 05c7f4ca3b1a..0569ff066634 100644 --- a/drivers/net/dsa/sja1105/sja1105_devlink.c +++ b/drivers/net/dsa/sja1105/sja1105_devlink.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> - * Copyright 2020 NXP Semiconductors + * Copyright 2020 NXP */ #include "sja1105.h" diff --git a/drivers/net/dsa/sja1105/sja1105_flower.c b/drivers/net/dsa/sja1105/sja1105_flower.c index 6c10ffa968ce..72b9b39b0989 100644 --- a/drivers/net/dsa/sja1105/sja1105_flower.c +++ b/drivers/net/dsa/sja1105/sja1105_flower.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2020, NXP Semiconductors +/* Copyright 2020 NXP */ #include "sja1105.h" #include "sja1105_vl.h" diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c index 2f8cc6686c38..7c0db80eff00 100644 --- a/drivers/net/dsa/sja1105/sja1105_main.c +++ b/drivers/net/dsa/sja1105/sja1105_main.c @@ -3335,13 +3335,29 @@ static int sja1105_probe(struct spi_device *spi) static int sja1105_remove(struct spi_device *spi) { struct sja1105_private *priv = spi_get_drvdata(spi); - struct dsa_switch *ds = priv->ds; - dsa_unregister_switch(ds); + if (!priv) + return 0; + + dsa_unregister_switch(priv->ds); + + spi_set_drvdata(spi, NULL); return 0; } +static void sja1105_shutdown(struct spi_device *spi) +{ + struct sja1105_private *priv = spi_get_drvdata(spi); + + if (!priv) + return; + + dsa_switch_shutdown(priv->ds); + + spi_set_drvdata(spi, NULL); +} + static const struct of_device_id sja1105_dt_ids[] = { { .compatible = "nxp,sja1105e", .data = &sja1105e_info }, { .compatible = "nxp,sja1105t", .data = &sja1105t_info }, @@ -3365,6 +3381,7 @@ static struct spi_driver sja1105_driver = { }, .probe = sja1105_probe, .remove = sja1105_remove, + .shutdown = sja1105_shutdown, }; module_spi_driver(sja1105_driver); diff --git a/drivers/net/dsa/sja1105/sja1105_mdio.c b/drivers/net/dsa/sja1105/sja1105_mdio.c index 705d3900e43a..215dd17ca790 100644 --- a/drivers/net/dsa/sja1105/sja1105_mdio.c +++ b/drivers/net/dsa/sja1105/sja1105_mdio.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2021, NXP Semiconductors +/* Copyright 2021 NXP */ #include <linux/pcs/pcs-xpcs.h> #include <linux/of_mdio.h> diff --git a/drivers/net/dsa/sja1105/sja1105_spi.c b/drivers/net/dsa/sja1105/sja1105_spi.c index d60a530d0272..d3c9ad6d39d4 100644 --- a/drivers/net/dsa/sja1105/sja1105_spi.c +++ b/drivers/net/dsa/sja1105/sja1105_spi.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: BSD-3-Clause -/* Copyright (c) 2016-2018, NXP Semiconductors +/* Copyright 2016-2018 NXP * Copyright (c) 2018, Sensor-Technik Wiedemann GmbH * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> */ diff --git a/drivers/net/dsa/sja1105/sja1105_static_config.c b/drivers/net/dsa/sja1105/sja1105_static_config.c index 7a422ef4deb6..baba204ad62f 100644 --- a/drivers/net/dsa/sja1105/sja1105_static_config.c +++ b/drivers/net/dsa/sja1105/sja1105_static_config.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: BSD-3-Clause -/* Copyright (c) 2016-2018, NXP Semiconductors +/* Copyright 2016-2018 NXP * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> */ #include "sja1105_static_config.h" diff --git a/drivers/net/dsa/sja1105/sja1105_static_config.h b/drivers/net/dsa/sja1105/sja1105_static_config.h index bce0f5c03d0b..6a372d5f22ae 100644 --- a/drivers/net/dsa/sja1105/sja1105_static_config.h +++ b/drivers/net/dsa/sja1105/sja1105_static_config.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause */ -/* Copyright (c) 2016-2018, NXP Semiconductors +/* Copyright 2016-2018 NXP * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> */ #ifndef _SJA1105_STATIC_CONFIG_H diff --git a/drivers/net/dsa/sja1105/sja1105_vl.c b/drivers/net/dsa/sja1105/sja1105_vl.c index ec7b65daec20..6802f4057cc0 100644 --- a/drivers/net/dsa/sja1105/sja1105_vl.c +++ b/drivers/net/dsa/sja1105/sja1105_vl.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2020, NXP Semiconductors +/* Copyright 2020 NXP */ #include <net/tc_act/tc_gate.h> #include <linux/dsa/8021q.h> diff --git a/drivers/net/dsa/sja1105/sja1105_vl.h b/drivers/net/dsa/sja1105/sja1105_vl.h index 173d78963fed..51fba0dce91a 100644 --- a/drivers/net/dsa/sja1105/sja1105_vl.h +++ b/drivers/net/dsa/sja1105/sja1105_vl.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright 2020, NXP Semiconductors +/* Copyright 2020 NXP */ #ifndef _SJA1105_VL_H #define _SJA1105_VL_H diff --git a/drivers/net/dsa/vitesse-vsc73xx-core.c b/drivers/net/dsa/vitesse-vsc73xx-core.c index 19ce4aa0973b..a4b1447ff055 100644 --- a/drivers/net/dsa/vitesse-vsc73xx-core.c +++ b/drivers/net/dsa/vitesse-vsc73xx-core.c @@ -1225,6 +1225,12 @@ int vsc73xx_remove(struct vsc73xx *vsc) } EXPORT_SYMBOL(vsc73xx_remove); +void vsc73xx_shutdown(struct vsc73xx *vsc) +{ + dsa_switch_shutdown(vsc->ds); +} +EXPORT_SYMBOL(vsc73xx_shutdown); + MODULE_AUTHOR("Linus Walleij <linus.walleij@linaro.org>"); MODULE_DESCRIPTION("Vitesse VSC7385/7388/7395/7398 driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/dsa/vitesse-vsc73xx-platform.c b/drivers/net/dsa/vitesse-vsc73xx-platform.c index 2a57f337b2a2..fe4b154a0a57 100644 --- a/drivers/net/dsa/vitesse-vsc73xx-platform.c +++ b/drivers/net/dsa/vitesse-vsc73xx-platform.c @@ -116,7 +116,26 @@ static int vsc73xx_platform_remove(struct platform_device *pdev) { struct vsc73xx_platform *vsc_platform = platform_get_drvdata(pdev); - return vsc73xx_remove(&vsc_platform->vsc); + if (!vsc_platform) + return 0; + + vsc73xx_remove(&vsc_platform->vsc); + + platform_set_drvdata(pdev, NULL); + + return 0; +} + +static void vsc73xx_platform_shutdown(struct platform_device *pdev) +{ + struct vsc73xx_platform *vsc_platform = platform_get_drvdata(pdev); + + if (!vsc_platform) + return; + + vsc73xx_shutdown(&vsc_platform->vsc); + + platform_set_drvdata(pdev, NULL); } static const struct vsc73xx_ops vsc73xx_platform_ops = { @@ -144,6 +163,7 @@ MODULE_DEVICE_TABLE(of, vsc73xx_of_match); static struct platform_driver vsc73xx_platform_driver = { .probe = vsc73xx_platform_probe, .remove = vsc73xx_platform_remove, + .shutdown = vsc73xx_platform_shutdown, .driver = { .name = "vsc73xx-platform", .of_match_table = vsc73xx_of_match, diff --git a/drivers/net/dsa/vitesse-vsc73xx-spi.c b/drivers/net/dsa/vitesse-vsc73xx-spi.c index 81eca4a5781d..645398901e05 100644 --- a/drivers/net/dsa/vitesse-vsc73xx-spi.c +++ b/drivers/net/dsa/vitesse-vsc73xx-spi.c @@ -163,7 +163,26 @@ static int vsc73xx_spi_remove(struct spi_device *spi) { struct vsc73xx_spi *vsc_spi = spi_get_drvdata(spi); - return vsc73xx_remove(&vsc_spi->vsc); + if (!vsc_spi) + return 0; + + vsc73xx_remove(&vsc_spi->vsc); + + spi_set_drvdata(spi, NULL); + + return 0; +} + +static void vsc73xx_spi_shutdown(struct spi_device *spi) +{ + struct vsc73xx_spi *vsc_spi = spi_get_drvdata(spi); + + if (!vsc_spi) + return; + + vsc73xx_shutdown(&vsc_spi->vsc); + + spi_set_drvdata(spi, NULL); } static const struct vsc73xx_ops vsc73xx_spi_ops = { @@ -191,6 +210,7 @@ MODULE_DEVICE_TABLE(of, vsc73xx_of_match); static struct spi_driver vsc73xx_spi_driver = { .probe = vsc73xx_spi_probe, .remove = vsc73xx_spi_remove, + .shutdown = vsc73xx_spi_shutdown, .driver = { .name = "vsc73xx-spi", .of_match_table = vsc73xx_of_match, diff --git a/drivers/net/dsa/vitesse-vsc73xx.h b/drivers/net/dsa/vitesse-vsc73xx.h index 7478f8d4e0a9..30b951504e65 100644 --- a/drivers/net/dsa/vitesse-vsc73xx.h +++ b/drivers/net/dsa/vitesse-vsc73xx.h @@ -27,3 +27,4 @@ struct vsc73xx_ops { int vsc73xx_is_addr_valid(u8 block, u8 subblock); int vsc73xx_probe(struct vsc73xx *vsc); int vsc73xx_remove(struct vsc73xx *vsc); +void vsc73xx_shutdown(struct vsc73xx *vsc); diff --git a/drivers/net/dsa/xrs700x/xrs700x.c b/drivers/net/dsa/xrs700x/xrs700x.c index 130abb0f1438..469420941054 100644 --- a/drivers/net/dsa/xrs700x/xrs700x.c +++ b/drivers/net/dsa/xrs700x/xrs700x.c @@ -822,6 +822,12 @@ void xrs700x_switch_remove(struct xrs700x *priv) } EXPORT_SYMBOL(xrs700x_switch_remove); +void xrs700x_switch_shutdown(struct xrs700x *priv) +{ + dsa_switch_shutdown(priv->ds); +} +EXPORT_SYMBOL(xrs700x_switch_shutdown); + MODULE_AUTHOR("George McCollister <george.mccollister@gmail.com>"); MODULE_DESCRIPTION("Arrow SpeedChips XRS700x DSA driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/net/dsa/xrs700x/xrs700x.h b/drivers/net/dsa/xrs700x/xrs700x.h index ff62cf61b091..4d58257471d2 100644 --- a/drivers/net/dsa/xrs700x/xrs700x.h +++ b/drivers/net/dsa/xrs700x/xrs700x.h @@ -40,3 +40,4 @@ struct xrs700x { struct xrs700x *xrs700x_switch_alloc(struct device *base, void *devpriv); int xrs700x_switch_register(struct xrs700x *priv); void xrs700x_switch_remove(struct xrs700x *priv); +void xrs700x_switch_shutdown(struct xrs700x *priv); diff --git a/drivers/net/dsa/xrs700x/xrs700x_i2c.c b/drivers/net/dsa/xrs700x/xrs700x_i2c.c index 489d9385b4f0..6deae388a0d6 100644 --- a/drivers/net/dsa/xrs700x/xrs700x_i2c.c +++ b/drivers/net/dsa/xrs700x/xrs700x_i2c.c @@ -109,11 +109,28 @@ static int xrs700x_i2c_remove(struct i2c_client *i2c) { struct xrs700x *priv = i2c_get_clientdata(i2c); + if (!priv) + return 0; + xrs700x_switch_remove(priv); + i2c_set_clientdata(i2c, NULL); + return 0; } +static void xrs700x_i2c_shutdown(struct i2c_client *i2c) +{ + struct xrs700x *priv = i2c_get_clientdata(i2c); + + if (!priv) + return; + + xrs700x_switch_shutdown(priv); + + i2c_set_clientdata(i2c, NULL); +} + static const struct i2c_device_id xrs700x_i2c_id[] = { { "xrs700x-switch", 0 }, {}, @@ -137,6 +154,7 @@ static struct i2c_driver xrs700x_i2c_driver = { }, .probe = xrs700x_i2c_probe, .remove = xrs700x_i2c_remove, + .shutdown = xrs700x_i2c_shutdown, .id_table = xrs700x_i2c_id, }; diff --git a/drivers/net/dsa/xrs700x/xrs700x_mdio.c b/drivers/net/dsa/xrs700x/xrs700x_mdio.c index 44f58bee04a4..d01cf1073d49 100644 --- a/drivers/net/dsa/xrs700x/xrs700x_mdio.c +++ b/drivers/net/dsa/xrs700x/xrs700x_mdio.c @@ -136,7 +136,24 @@ static void xrs700x_mdio_remove(struct mdio_device *mdiodev) { struct xrs700x *priv = dev_get_drvdata(&mdiodev->dev); + if (!priv) + return; + xrs700x_switch_remove(priv); + + dev_set_drvdata(&mdiodev->dev, NULL); +} + +static void xrs700x_mdio_shutdown(struct mdio_device *mdiodev) +{ + struct xrs700x *priv = dev_get_drvdata(&mdiodev->dev); + + if (!priv) + return; + + xrs700x_switch_shutdown(priv); + + dev_set_drvdata(&mdiodev->dev, NULL); } static const struct of_device_id __maybe_unused xrs700x_mdio_dt_ids[] = { @@ -155,6 +172,7 @@ static struct mdio_driver xrs700x_mdio_driver = { }, .probe = xrs700x_mdio_probe, .remove = xrs700x_mdio_remove, + .shutdown = xrs700x_mdio_shutdown, }; mdio_module_driver(xrs700x_mdio_driver); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c index dee9ff74d6d6..d4b1976ee69b 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c @@ -413,13 +413,13 @@ static int atl_resume_common(struct device *dev, bool deep) if (deep) { /* Reinitialize Nic/Vecs objects */ aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol); + } + if (netif_running(nic->ndev)) { ret = aq_nic_init(nic); if (ret) goto err_exit; - } - if (netif_running(nic->ndev)) { ret = aq_nic_start(nic); if (ret) goto err_exit; diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c index 85fa0ab7201c..9513cfb5ba58 100644 --- a/drivers/net/ethernet/broadcom/bgmac-bcma.c +++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c @@ -129,6 +129,8 @@ static int bgmac_probe(struct bcma_device *core) bcma_set_drvdata(core, bgmac); err = of_get_mac_address(bgmac->dev->of_node, bgmac->net_dev->dev_addr); + if (err == -EPROBE_DEFER) + return err; /* If no MAC address assigned via device tree, check SPROM */ if (err) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 037767b370d5..62f84cc91e4d 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -391,7 +391,7 @@ static bool bnxt_txr_netif_try_stop_queue(struct bnxt *bp, * netif_tx_queue_stopped(). */ smp_mb(); - if (bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh) { + if (bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh) { netif_tx_wake_queue(txq); return false; } @@ -764,7 +764,7 @@ next_tx_int: smp_mb(); if (unlikely(netif_tx_queue_stopped(txq)) && - bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh && + bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh && READ_ONCE(txr->dev_state) != BNXT_DEV_STATE_CLOSING) netif_tx_wake_queue(txq); } @@ -2416,7 +2416,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) { tx_pkts++; /* return full budget so NAPI will complete. */ - if (unlikely(tx_pkts > bp->tx_wake_thresh)) { + if (unlikely(tx_pkts >= bp->tx_wake_thresh)) { rx_pkts = budget; raw_cons = NEXT_RAW_CMP(raw_cons); if (budget) @@ -3640,7 +3640,7 @@ static int bnxt_init_tx_rings(struct bnxt *bp) u16 i; bp->tx_wake_thresh = max_t(int, bp->tx_ring_size / 2, - MAX_SKB_FRAGS + 1); + BNXT_MIN_TX_DESC_CNT); for (i = 0; i < bp->tx_nr_rings; i++) { struct bnxt_tx_ring_info *txr = &bp->tx_ring[i]; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index ec046e7a2484..19fe6478e9b4 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -629,6 +629,11 @@ struct nqe_cn { #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1) #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1) +/* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra + * BD because the first TX BD is always a long BD. + */ +#define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2) + #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1)) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index b056e3c29bbd..7260910e75fb 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -798,7 +798,7 @@ static int bnxt_set_ringparam(struct net_device *dev, if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || - (ering->tx_pending <= MAX_SKB_FRAGS)) + (ering->tx_pending < BNXT_MIN_TX_DESC_CNT)) return -EINVAL; if (netif_running(dev)) diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index 3ca93adb9662..042327b9981f 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -419,7 +419,7 @@ static void enetc_rx_dim_work(struct work_struct *w) static void enetc_rx_net_dim(struct enetc_int_vector *v) { - struct dim_sample dim_sample; + struct dim_sample dim_sample = {}; v->comp_cnt++; @@ -1879,7 +1879,6 @@ static void enetc_clear_bdrs(struct enetc_ndev_priv *priv) static int enetc_setup_irqs(struct enetc_ndev_priv *priv) { struct pci_dev *pdev = priv->si->pdev; - cpumask_t cpu_mask; int i, j, err; for (i = 0; i < priv->bdr_int_num; i++) { @@ -1908,9 +1907,7 @@ static int enetc_setup_irqs(struct enetc_ndev_priv *priv) enetc_wr(hw, ENETC_SIMSITRV(idx), entry); } - cpumask_clear(&cpu_mask); - cpumask_set_cpu(i % num_online_cpus(), &cpu_mask); - irq_set_affinity_hint(irq, &cpu_mask); + irq_set_affinity_hint(irq, get_cpu_mask(i % num_online_cpus())); } return 0; diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ierb.c b/drivers/net/ethernet/freescale/enetc/enetc_ierb.c index ee1468e3eaa3..91f02c505028 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_ierb.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_ierb.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) -/* Copyright 2021 NXP Semiconductors +/* Copyright 2021 NXP * * The Integrated Endpoint Register Block (IERB) is configured by pre-boot * software and is supposed to be to ENETC what a NVRAM is to a 'real' PCIe diff --git a/drivers/net/ethernet/freescale/enetc/enetc_ierb.h b/drivers/net/ethernet/freescale/enetc/enetc_ierb.h index b3b774e0998a..c2ce47c4be9f 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_ierb.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_ierb.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ -/* Copyright 2021 NXP Semiconductors */ +/* Copyright 2021 NXP */ #include <linux/pci.h> #include <linux/platform_device.h> diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 80bd5c629fa0..ec87b370bba1 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -4176,5 +4176,4 @@ static struct platform_driver fec_driver = { module_platform_driver(fec_driver); -MODULE_ALIAS("platform:"DRIVER_NAME); MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c index 718c16d686fa..bb9b026ae88e 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c @@ -2445,12 +2445,12 @@ static void hclge_handle_over_8bd_err(struct hclge_dev *hdev, return; } - dev_err(dev, "PPU_PF_ABNORMAL_INT_ST over_8bd_no_fe found, vf_id(%u), queue_id(%u)\n", + dev_err(dev, "PPU_PF_ABNORMAL_INT_ST over_8bd_no_fe found, vport(%u), queue_id(%u)\n", vf_id, q_id); if (vf_id) { if (vf_id >= hdev->num_alloc_vport) { - dev_err(dev, "invalid vf id(%u)\n", vf_id); + dev_err(dev, "invalid vport(%u)\n", vf_id); return; } @@ -2463,8 +2463,8 @@ static void hclge_handle_over_8bd_err(struct hclge_dev *hdev, ret = hclge_inform_reset_assert_to_vf(&hdev->vport[vf_id]); if (ret) - dev_err(dev, "inform reset to vf(%u) failed %d!\n", - hdev->vport->vport_id, ret); + dev_err(dev, "inform reset to vport(%u) failed %d!\n", + vf_id, ret); } else { set_bit(HNAE3_FUNC_RESET, reset_requests); } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index f1e46ba799f9..47fea8985861 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -3661,7 +3661,8 @@ static int hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset) if (ret) { dev_err(&hdev->pdev->dev, "set vf(%u) rst failed %d!\n", - vport->vport_id, ret); + vport->vport_id - HCLGE_VF_VPORT_START_NUM, + ret); return ret; } @@ -3676,7 +3677,8 @@ static int hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset) if (ret) dev_warn(&hdev->pdev->dev, "inform reset to vf(%u) failed %d!\n", - vport->vport_id, ret); + vport->vport_id - HCLGE_VF_VPORT_START_NUM, + ret); } return 0; @@ -4741,6 +4743,24 @@ static int hclge_get_rss(struct hnae3_handle *handle, u32 *indir, return 0; } +static int hclge_parse_rss_hfunc(struct hclge_vport *vport, const u8 hfunc, + u8 *hash_algo) +{ + switch (hfunc) { + case ETH_RSS_HASH_TOP: + *hash_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ; + return 0; + case ETH_RSS_HASH_XOR: + *hash_algo = HCLGE_RSS_HASH_ALGO_SIMPLE; + return 0; + case ETH_RSS_HASH_NO_CHANGE: + *hash_algo = vport->rss_algo; + return 0; + default: + return -EINVAL; + } +} + static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir, const u8 *key, const u8 hfunc) { @@ -4750,30 +4770,27 @@ static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir, u8 hash_algo; int ret, i; + ret = hclge_parse_rss_hfunc(vport, hfunc, &hash_algo); + if (ret) { + dev_err(&hdev->pdev->dev, "invalid hfunc type %u\n", hfunc); + return ret; + } + /* Set the RSS Hash Key if specififed by the user */ if (key) { - switch (hfunc) { - case ETH_RSS_HASH_TOP: - hash_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ; - break; - case ETH_RSS_HASH_XOR: - hash_algo = HCLGE_RSS_HASH_ALGO_SIMPLE; - break; - case ETH_RSS_HASH_NO_CHANGE: - hash_algo = vport->rss_algo; - break; - default: - return -EINVAL; - } - ret = hclge_set_rss_algo_key(hdev, hash_algo, key); if (ret) return ret; /* Update the shadow RSS key with user specified qids */ memcpy(vport->rss_hash_key, key, HCLGE_RSS_KEY_SIZE); - vport->rss_algo = hash_algo; + } else { + ret = hclge_set_rss_algo_key(hdev, hash_algo, + vport->rss_hash_key); + if (ret) + return ret; } + vport->rss_algo = hash_algo; /* Update the shadow RSS table with user specified qids */ for (i = 0; i < ae_dev->dev_specs.rss_ind_tbl_size; i++) @@ -6627,10 +6644,13 @@ static int hclge_fd_parse_ring_cookie(struct hclge_dev *hdev, u64 ring_cookie, u8 vf = ethtool_get_flow_spec_ring_vf(ring_cookie); u16 tqps; + /* To keep consistent with user's configuration, minus 1 when + * printing 'vf', because vf id from ethtool is added 1 for vf. + */ if (vf > hdev->num_req_vfs) { dev_err(&hdev->pdev->dev, - "Error: vf id (%u) > max vf num (%u)\n", - vf, hdev->num_req_vfs); + "Error: vf id (%u) should be less than %u\n", + vf - 1, hdev->num_req_vfs); return -EINVAL; } @@ -9797,6 +9817,9 @@ static int hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto, if (is_kill && !vlan_id) return 0; + if (vlan_id >= VLAN_N_VID) + return -EINVAL; + ret = hclge_set_vf_vlan_common(hdev, vport_id, is_kill, vlan_id); if (ret) { dev_err(&hdev->pdev->dev, @@ -10703,7 +10726,8 @@ static int hclge_reset_tqp_cmd_send(struct hclge_dev *hdev, u16 queue_id, return 0; } -static int hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id) +static int hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id, + u8 *reset_status) { struct hclge_reset_tqp_queue_cmd *req; struct hclge_desc desc; @@ -10721,7 +10745,9 @@ static int hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id) return ret; } - return hnae3_get_bit(req->ready_to_reset, HCLGE_TQP_RESET_B); + *reset_status = hnae3_get_bit(req->ready_to_reset, HCLGE_TQP_RESET_B); + + return 0; } u16 hclge_covert_handle_qid_global(struct hnae3_handle *handle, u16 queue_id) @@ -10740,7 +10766,7 @@ static int hclge_reset_tqp_cmd(struct hnae3_handle *handle) struct hclge_vport *vport = hclge_get_vport(handle); struct hclge_dev *hdev = vport->back; u16 reset_try_times = 0; - int reset_status; + u8 reset_status; u16 queue_gid; int ret; u16 i; @@ -10756,7 +10782,11 @@ static int hclge_reset_tqp_cmd(struct hnae3_handle *handle) } while (reset_try_times++ < HCLGE_TQP_RESET_TRY_TIMES) { - reset_status = hclge_get_reset_status(hdev, queue_gid); + ret = hclge_get_reset_status(hdev, queue_gid, + &reset_status); + if (ret) + return ret; + if (reset_status) break; @@ -11449,11 +11479,11 @@ static void hclge_clear_resetting_state(struct hclge_dev *hdev) struct hclge_vport *vport = &hdev->vport[i]; int ret; - /* Send cmd to clear VF's FUNC_RST_ING */ + /* Send cmd to clear vport's FUNC_RST_ING */ ret = hclge_set_vf_rst(hdev, vport->vport_id, false); if (ret) dev_warn(&hdev->pdev->dev, - "clear vf(%u) rst failed %d!\n", + "clear vport(%u) rst failed %d!\n", vport->vport_id, ret); } } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 2ce5302c5956..65d78ee4d65a 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -566,7 +566,7 @@ static int hclge_reset_vf(struct hclge_vport *vport) struct hclge_dev *hdev = vport->back; dev_warn(&hdev->pdev->dev, "PF received VF reset request from VF %u!", - vport->vport_id); + vport->vport_id - HCLGE_VF_VPORT_START_NUM); return hclge_func_reset_cmd(hdev, vport->vport_id); } @@ -590,9 +590,17 @@ static void hclge_get_queue_id_in_pf(struct hclge_vport *vport, struct hclge_mbx_vf_to_pf_cmd *mbx_req, struct hclge_respond_to_vf_msg *resp_msg) { + struct hnae3_handle *handle = &vport->nic; + struct hclge_dev *hdev = vport->back; u16 queue_id, qid_in_pf; memcpy(&queue_id, mbx_req->msg.data, sizeof(queue_id)); + if (queue_id >= handle->kinfo.num_tqps) { + dev_err(&hdev->pdev->dev, "Invalid queue id(%u) from VF %u\n", + queue_id, mbx_req->mbx_src_vfid); + return; + } + qid_in_pf = hclge_covert_handle_qid_global(&vport->nic, queue_id); memcpy(resp_msg->data, &qid_in_pf, sizeof(qid_in_pf)); resp_msg->len = sizeof(qid_in_pf); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c index 78d5bf1ea561..44618cc4cca1 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c @@ -581,7 +581,7 @@ int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate) ret = hclge_cmd_send(&hdev->hw, &desc, 1); if (ret) { dev_err(&hdev->pdev->dev, - "vf%u, qs%u failed to set tx_rate:%d, ret=%d\n", + "vport%u, qs%u failed to set tx_rate:%d, ret=%d\n", vport->vport_id, shap_cfg_cmd->qs_id, max_tx_rate, ret); return ret; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index a69e892277b3..5fdac8685f95 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -816,40 +816,56 @@ static int hclgevf_get_rss(struct hnae3_handle *handle, u32 *indir, u8 *key, return 0; } +static int hclgevf_parse_rss_hfunc(struct hclgevf_dev *hdev, const u8 hfunc, + u8 *hash_algo) +{ + switch (hfunc) { + case ETH_RSS_HASH_TOP: + *hash_algo = HCLGEVF_RSS_HASH_ALGO_TOEPLITZ; + return 0; + case ETH_RSS_HASH_XOR: + *hash_algo = HCLGEVF_RSS_HASH_ALGO_SIMPLE; + return 0; + case ETH_RSS_HASH_NO_CHANGE: + *hash_algo = hdev->rss_cfg.hash_algo; + return 0; + default: + return -EINVAL; + } +} + static int hclgevf_set_rss(struct hnae3_handle *handle, const u32 *indir, const u8 *key, const u8 hfunc) { struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle); struct hclgevf_rss_cfg *rss_cfg = &hdev->rss_cfg; + u8 hash_algo; int ret, i; if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) { + ret = hclgevf_parse_rss_hfunc(hdev, hfunc, &hash_algo); + if (ret) + return ret; + /* Set the RSS Hash Key if specififed by the user */ if (key) { - switch (hfunc) { - case ETH_RSS_HASH_TOP: - rss_cfg->hash_algo = - HCLGEVF_RSS_HASH_ALGO_TOEPLITZ; - break; - case ETH_RSS_HASH_XOR: - rss_cfg->hash_algo = - HCLGEVF_RSS_HASH_ALGO_SIMPLE; - break; - case ETH_RSS_HASH_NO_CHANGE: - break; - default: - return -EINVAL; - } - - ret = hclgevf_set_rss_algo_key(hdev, rss_cfg->hash_algo, - key); - if (ret) + ret = hclgevf_set_rss_algo_key(hdev, hash_algo, key); + if (ret) { + dev_err(&hdev->pdev->dev, + "invalid hfunc type %u\n", hfunc); return ret; + } /* Update the shadow RSS key with user specified qids */ memcpy(rss_cfg->rss_hash_key, key, HCLGEVF_RSS_KEY_SIZE); + } else { + ret = hclgevf_set_rss_algo_key(hdev, hash_algo, + rss_cfg->rss_hash_key); + if (ret) + return ret; } + rss_cfg->hash_algo = hash_algo; } /* update the shadow RSS table with user specified qids */ diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index b0b6f90deb7d..ed8ea63bb172 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -335,6 +335,7 @@ config IGC tristate "Intel(R) Ethernet Controller I225-LM/I225-V support" default n depends on PCI + depends on PTP_1588_CLOCK_OPTIONAL help This driver supports Intel(R) Ethernet Controller I225-LM/I225-V family of adapters. diff --git a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c index b5f68f66d42a..7bb1f20002b5 100644 --- a/drivers/net/ethernet/mediatek/mtk_ppe_offload.c +++ b/drivers/net/ethernet/mediatek/mtk_ppe_offload.c @@ -186,6 +186,9 @@ mtk_flow_offload_replace(struct mtk_eth *eth, struct flow_cls_offload *f) int hash; int i; + if (rhashtable_lookup(ð->flow_table, &f->cookie, mtk_flow_ht_params)) + return -EEXIST; + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_META)) { struct flow_match_meta match; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index a2f61a87cef8..8af7f2827322 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -372,6 +372,9 @@ mlx4_en_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb, int nhoff = skb_network_offset(skb); int ret = 0; + if (skb->encapsulation) + return -EPROTONOSUPPORT; + if (skb->protocol != htons(ETH_P_IP)) return -EPROTONOSUPPORT; @@ -1269,7 +1272,6 @@ static void mlx4_en_do_set_rx_mode(struct work_struct *work) if (!netif_carrier_ok(dev)) { if (!mlx4_en_QUERY_PORT(mdev, priv->port)) { if (priv->port_state.link_state) { - priv->last_link_state = MLX4_DEV_EVENT_PORT_UP; netif_carrier_on(dev); en_dbg(LINK, priv, "Link Up\n"); } @@ -1557,26 +1559,36 @@ static void mlx4_en_service_task(struct work_struct *work) mutex_unlock(&mdev->state_lock); } -static void mlx4_en_linkstate(struct work_struct *work) +static void mlx4_en_linkstate(struct mlx4_en_priv *priv) +{ + struct mlx4_en_port_state *port_state = &priv->port_state; + struct mlx4_en_dev *mdev = priv->mdev; + struct net_device *dev = priv->dev; + bool up; + + if (mlx4_en_QUERY_PORT(mdev, priv->port)) + port_state->link_state = MLX4_PORT_STATE_DEV_EVENT_PORT_DOWN; + + up = port_state->link_state == MLX4_PORT_STATE_DEV_EVENT_PORT_UP; + if (up == netif_carrier_ok(dev)) + netif_carrier_event(dev); + if (!up) { + en_info(priv, "Link Down\n"); + netif_carrier_off(dev); + } else { + en_info(priv, "Link Up\n"); + netif_carrier_on(dev); + } +} + +static void mlx4_en_linkstate_work(struct work_struct *work) { struct mlx4_en_priv *priv = container_of(work, struct mlx4_en_priv, linkstate_task); struct mlx4_en_dev *mdev = priv->mdev; - int linkstate = priv->link_state; mutex_lock(&mdev->state_lock); - /* If observable port state changed set carrier state and - * report to system log */ - if (priv->last_link_state != linkstate) { - if (linkstate == MLX4_DEV_EVENT_PORT_DOWN) { - en_info(priv, "Link Down\n"); - netif_carrier_off(priv->dev); - } else { - en_info(priv, "Link Up\n"); - netif_carrier_on(priv->dev); - } - } - priv->last_link_state = linkstate; + mlx4_en_linkstate(priv); mutex_unlock(&mdev->state_lock); } @@ -2079,9 +2091,11 @@ static int mlx4_en_open(struct net_device *dev) mlx4_en_clear_stats(dev); err = mlx4_en_start_port(dev); - if (err) + if (err) { en_err(priv, "Failed starting port:%d\n", priv->port); - + goto out; + } + mlx4_en_linkstate(priv); out: mutex_unlock(&mdev->state_lock); return err; @@ -3168,7 +3182,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, spin_lock_init(&priv->stats_lock); INIT_WORK(&priv->rx_mode_task, mlx4_en_do_set_rx_mode); INIT_WORK(&priv->restart_task, mlx4_en_restart); - INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate); + INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate_work); INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats); INIT_DELAYED_WORK(&priv->service_task, mlx4_en_service_task); #ifdef CONFIG_RFS_ACCEL diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index f3d1a20201ef..6bf558c5ec10 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -552,7 +552,6 @@ struct mlx4_en_priv { struct mlx4_hwq_resources res; int link_state; - int last_link_state; bool port_up; int port; int registered; diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index c581b955efb3..559177e6ded4 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -563,16 +563,6 @@ void ocelot_phylink_mac_link_up(struct ocelot *ocelot, int port, ocelot_port_writel(ocelot_port, DEV_MAC_ENA_CFG_RX_ENA | DEV_MAC_ENA_CFG_TX_ENA, DEV_MAC_ENA_CFG); - /* Take MAC, Port, Phy (intern) and PCS (SGMII/Serdes) clock out of - * reset - */ - ocelot_port_writel(ocelot_port, DEV_CLOCK_CFG_LINK_SPEED(speed), - DEV_CLOCK_CFG); - - /* No PFC */ - ocelot_write_gix(ocelot, ANA_PFC_PFC_CFG_FC_LINK_SPEED(speed), - ANA_PFC_PFC_CFG, port); - /* Core: Enable port for frame transfer */ ocelot_fields_write(ocelot, port, QSYS_SWITCH_PORT_MODE_PORT_ENA, 1); @@ -1303,14 +1293,19 @@ static u32 ocelot_get_bond_mask(struct ocelot *ocelot, struct net_device *bond, return mask; } -static u32 ocelot_get_bridge_fwd_mask(struct ocelot *ocelot, +static u32 ocelot_get_bridge_fwd_mask(struct ocelot *ocelot, int src_port, struct net_device *bridge) { + struct ocelot_port *ocelot_port = ocelot->ports[src_port]; u32 mask = 0; int port; + if (!ocelot_port || ocelot_port->bridge != bridge || + ocelot_port->stp_state != BR_STATE_FORWARDING) + return 0; + for (port = 0; port < ocelot->num_phys_ports; port++) { - struct ocelot_port *ocelot_port = ocelot->ports[port]; + ocelot_port = ocelot->ports[port]; if (!ocelot_port) continue; @@ -1376,7 +1371,7 @@ void ocelot_apply_bridge_fwd_mask(struct ocelot *ocelot) struct net_device *bridge = ocelot_port->bridge; struct net_device *bond = ocelot_port->bond; - mask = ocelot_get_bridge_fwd_mask(ocelot, bridge); + mask = ocelot_get_bridge_fwd_mask(ocelot, port, bridge); mask |= cpu_fwd_mask; mask &= ~BIT(port); if (bond) { diff --git a/drivers/net/ethernet/mscc/ocelot_devlink.c b/drivers/net/ethernet/mscc/ocelot_devlink.c index edafbd37d12c..b8737efd2a85 100644 --- a/drivers/net/ethernet/mscc/ocelot_devlink.c +++ b/drivers/net/ethernet/mscc/ocelot_devlink.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: (GPL-2.0 OR MIT) -/* Copyright 2020-2021 NXP Semiconductors +/* Copyright 2020-2021 NXP */ #include <net/devlink.h> #include "ocelot.h" diff --git a/drivers/net/ethernet/mscc/ocelot_mrp.c b/drivers/net/ethernet/mscc/ocelot_mrp.c index 08b481a93460..4b0941f09f71 100644 --- a/drivers/net/ethernet/mscc/ocelot_mrp.c +++ b/drivers/net/ethernet/mscc/ocelot_mrp.c @@ -2,7 +2,7 @@ /* Microsemi Ocelot Switch driver * * Copyright (c) 2017, 2019 Microsemi Corporation - * Copyright 2020-2021 NXP Semiconductors + * Copyright 2020-2021 NXP */ #include <linux/if_bridge.h> diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c index c0c465a4a981..e54b9fb2a97a 100644 --- a/drivers/net/ethernet/mscc/ocelot_net.c +++ b/drivers/net/ethernet/mscc/ocelot_net.c @@ -5,7 +5,7 @@ * mscc_ocelot_switch_lib. * * Copyright (c) 2017, 2019 Microsemi Corporation - * Copyright 2020-2021 NXP Semiconductors + * Copyright 2020-2021 NXP */ #include <linux/if_bridge.h> diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index fc8b3e64f153..186d0048a9d1 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -1297,6 +1297,14 @@ qed_iwarp_wait_cid_map_cleared(struct qed_hwfn *p_hwfn, struct qed_bmap *bmap) prev_weight = weight; while (weight) { + /* If the HW device is during recovery, all resources are + * immediately reset without receiving a per-cid indication + * from HW. In this case we don't expect the cid_map to be + * cleared. + */ + if (p_hwfn->cdev->recov_in_prog) + return 0; + msleep(QED_IWARP_MAX_CID_CLEAN_TIME); weight = bitmap_weight(bmap->bitmap, bmap->max_count); diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index f16a157bb95a..cf5baa5e59bc 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -77,6 +77,14 @@ void qed_roce_stop(struct qed_hwfn *p_hwfn) * Beyond the added delay we clear the bitmap anyway. */ while (bitmap_weight(rcid_map->bitmap, rcid_map->max_count)) { + /* If the HW device is during recovery, all resources are + * immediately reset without receiving a per-cid indication + * from HW. In this case we don't expect the cid bitmap to be + * cleared. + */ + if (p_hwfn->cdev->recov_in_prog) + return; + msleep(100); if (wait_count++ > 20) { DP_NOTICE(p_hwfn, "cid bitmap wait timed out\n"); diff --git a/drivers/net/pcs/pcs-xpcs-nxp.c b/drivers/net/pcs/pcs-xpcs-nxp.c index 984c9f7f16a8..d16fc58cd48d 100644 --- a/drivers/net/pcs/pcs-xpcs-nxp.c +++ b/drivers/net/pcs/pcs-xpcs-nxp.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2021 NXP Semiconductors +/* Copyright 2021 NXP */ #include <linux/pcs/pcs-xpcs.h> #include "pcs-xpcs.h" diff --git a/drivers/net/phy/mdio_device.c b/drivers/net/phy/mdio_device.c index c94cb5382dc9..250742ffdfd9 100644 --- a/drivers/net/phy/mdio_device.c +++ b/drivers/net/phy/mdio_device.c @@ -179,6 +179,16 @@ static int mdio_remove(struct device *dev) return 0; } +static void mdio_shutdown(struct device *dev) +{ + struct mdio_device *mdiodev = to_mdio_device(dev); + struct device_driver *drv = mdiodev->dev.driver; + struct mdio_driver *mdiodrv = to_mdio_driver(drv); + + if (mdiodrv->shutdown) + mdiodrv->shutdown(mdiodev); +} + /** * mdio_driver_register - register an mdio_driver with the MDIO layer * @drv: new mdio_driver to register @@ -193,6 +203,7 @@ int mdio_driver_register(struct mdio_driver *drv) mdiodrv->driver.bus = &mdio_bus_type; mdiodrv->driver.probe = mdio_probe; mdiodrv->driver.remove = mdio_remove; + mdiodrv->driver.shutdown = mdio_shutdown; retval = driver_register(&mdiodrv->driver); if (retval) { diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index a57251ba5991..f97813a4e8d1 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2719,14 +2719,14 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface, serial = kzalloc(sizeof(*serial), GFP_KERNEL); if (!serial) - goto exit; + goto err_free_dev; hso_dev->port_data.dev_serial = serial; serial->parent = hso_dev; if (hso_serial_common_create (serial, 1, CTRL_URB_RX_SIZE, CTRL_URB_TX_SIZE)) - goto exit; + goto err_free_serial; serial->tx_data_length--; serial->write_data = hso_mux_serial_write_data; @@ -2742,11 +2742,9 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface, /* done, return it */ return hso_dev; -exit: - if (serial) { - tty_unregister_device(tty_drv, serial->minor); - kfree(serial); - } +err_free_serial: + kfree(serial); +err_free_dev: kfree(hso_dev); return NULL; diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 271d38c1d9f8..79bd2585ec6b 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -423,6 +423,10 @@ static struct sk_buff *page_to_skb(struct virtnet_info *vi, skb_reserve(skb, p - buf); skb_put(skb, len); + + page = (struct page *)page->private; + if (page) + give_pages(rq, page); goto ok; } diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 5a8df5a195cb..141635a35c28 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -4756,12 +4756,12 @@ static void __net_exit vxlan_exit_batch_net(struct list_head *net_list) LIST_HEAD(list); unsigned int h; - rtnl_lock(); list_for_each_entry(net, net_list, exit_list) { struct vxlan_net *vn = net_generic(net, vxlan_net_id); unregister_nexthop_notifier(net, &vn->nexthop_notifier_block); } + rtnl_lock(); list_for_each_entry(net, net_list, exit_list) vxlan_destroy_tunnels(net, &list); diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 39a01c2a3058..32d5bc4919d8 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -499,7 +499,7 @@ check_frags: * the header's copy failed, and they are * sharing a slot, send an error */ - if (i == 0 && sharedslot) + if (i == 0 && !first_shinfo && sharedslot) xenvif_idx_release(queue, pending_idx, XEN_NETIF_RSP_ERROR); else diff --git a/drivers/nfc/st-nci/spi.c b/drivers/nfc/st-nci/spi.c index a620c34790e6..0875b773fb41 100644 --- a/drivers/nfc/st-nci/spi.c +++ b/drivers/nfc/st-nci/spi.c @@ -278,6 +278,7 @@ static int st_nci_spi_remove(struct spi_device *dev) static struct spi_device_id st_nci_spi_id_table[] = { {ST_NCI_SPI_DRIVER_NAME, 0}, + {"st21nfcb-spi", 0}, {} }; MODULE_DEVICE_TABLE(spi, st_nci_spi_id_table); diff --git a/drivers/ptp/Kconfig b/drivers/ptp/Kconfig index f02bedf41264..458218f88c5e 100644 --- a/drivers/ptp/Kconfig +++ b/drivers/ptp/Kconfig @@ -174,6 +174,7 @@ config PTP_1588_CLOCK_OCP depends on I2C && MTD depends on SERIAL_8250 depends on !S390 + depends on COMMON_CLK select NET_DEVLINK help This driver adds support for an OpenCompute time card. diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index 2ec741106cb6..f0538609dfe4 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -77,12 +77,13 @@ EXPORT_SYMBOL(ccwgroup_set_online); /** * ccwgroup_set_offline() - disable a ccwgroup device * @gdev: target ccwgroup device + * @call_gdrv: Call the registered gdrv set_offline function * * This function attempts to put the ccwgroup device into the offline state. * Returns: * %0 on success and a negative error value on failure. */ -int ccwgroup_set_offline(struct ccwgroup_device *gdev) +int ccwgroup_set_offline(struct ccwgroup_device *gdev, bool call_gdrv) { struct ccwgroup_driver *gdrv = to_ccwgroupdrv(gdev->dev.driver); int ret = -EINVAL; @@ -91,11 +92,16 @@ int ccwgroup_set_offline(struct ccwgroup_device *gdev) return -EAGAIN; if (gdev->state == CCWGROUP_OFFLINE) goto out; + if (!call_gdrv) { + ret = 0; + goto offline; + } if (gdrv->set_offline) ret = gdrv->set_offline(gdev); if (ret) goto out; +offline: gdev->state = CCWGROUP_OFFLINE; out: atomic_set(&gdev->onoff, 0); @@ -124,7 +130,7 @@ static ssize_t ccwgroup_online_store(struct device *dev, if (value == 1) ret = ccwgroup_set_online(gdev); else if (value == 0) - ret = ccwgroup_set_offline(gdev); + ret = ccwgroup_set_offline(gdev, true); else ret = -EINVAL; out: diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index 535a60b3946d..a5aa0bdc61d6 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -858,7 +858,6 @@ struct qeth_card { struct napi_struct napi; struct qeth_rx rx; struct delayed_work buffer_reclaim_work; - struct work_struct close_dev_work; }; static inline bool qeth_card_hw_is_reachable(struct qeth_card *card) diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 41ca6273b750..e9807d2996a9 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -70,15 +70,6 @@ static void qeth_issue_next_read_cb(struct qeth_card *card, static int qeth_qdio_establish(struct qeth_card *); static void qeth_free_qdio_queues(struct qeth_card *card); -static void qeth_close_dev_handler(struct work_struct *work) -{ - struct qeth_card *card; - - card = container_of(work, struct qeth_card, close_dev_work); - QETH_CARD_TEXT(card, 2, "cldevhdl"); - ccwgroup_set_offline(card->gdev); -} - static const char *qeth_get_cardname(struct qeth_card *card) { if (IS_VM_NIC(card)) { @@ -202,6 +193,9 @@ static void qeth_clear_working_pool_list(struct qeth_card *card) &card->qdio.in_buf_pool.entry_list, list) list_del(&pool_entry->list); + if (!queue) + return; + for (i = 0; i < ARRAY_SIZE(queue->bufs); i++) queue->bufs[i].pool_entry = NULL; } @@ -792,10 +786,12 @@ static struct qeth_ipa_cmd *qeth_check_ipa_data(struct qeth_card *card, case IPA_CMD_STOPLAN: if (cmd->hdr.return_code == IPA_RC_VEPA_TO_VEB_TRANSITION) { dev_err(&card->gdev->dev, - "Interface %s is down because the adjacent port is no longer in reflective relay mode\n", + "Adjacent port of interface %s is no longer in reflective relay mode, trigger recovery\n", netdev_name(card->dev)); - schedule_work(&card->close_dev_work); + /* Set offline, then probably fail to set online: */ + qeth_schedule_recovery(card); } else { + /* stay online for subsequent STARTLAN */ dev_warn(&card->gdev->dev, "The link for interface %s on CHPID 0x%X failed\n", netdev_name(card->dev), card->info.chpid); @@ -1537,7 +1533,6 @@ static void qeth_setup_card(struct qeth_card *card) INIT_LIST_HEAD(&card->ipato.entries); qeth_init_qdio_info(card); INIT_DELAYED_WORK(&card->buffer_reclaim_work, qeth_buffer_reclaim_work); - INIT_WORK(&card->close_dev_work, qeth_close_dev_handler); hash_init(card->rx_mode_addrs); hash_init(card->local_addrs4); hash_init(card->local_addrs6); @@ -5519,7 +5514,8 @@ static int qeth_do_reset(void *data) dev_info(&card->gdev->dev, "Device successfully recovered!\n"); } else { - ccwgroup_set_offline(card->gdev); + qeth_set_offline(card, disc, true); + ccwgroup_set_offline(card->gdev, false); dev_warn(&card->gdev->dev, "The qeth device driver failed to recover an error on the device\n"); } diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 72e84ff9fea5..dc6c00768d91 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -2307,7 +2307,6 @@ static void qeth_l2_remove_device(struct ccwgroup_device *gdev) if (gdev->state == CCWGROUP_ONLINE) qeth_set_offline(card, card->discipline, false); - cancel_work_sync(&card->close_dev_work); if (card->dev->reg_state == NETREG_REGISTERED) { priv = netdev_priv(card->dev); if (priv->brport_features & BR_LEARNING_SYNC) { diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 3a523e700a5a..6fd3e288f059 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -1969,7 +1969,6 @@ static void qeth_l3_remove_device(struct ccwgroup_device *cgdev) if (cgdev->state == CCWGROUP_ONLINE) qeth_set_offline(card, card->discipline, false); - cancel_work_sync(&card->close_dev_work); if (card->dev->reg_state == NETREG_REGISTERED) unregister_netdev(card->dev); diff --git a/include/linux/dsa/ocelot.h b/include/linux/dsa/ocelot.h index c6bc45ae5e03..435777a0073c 100644 --- a/include/linux/dsa/ocelot.h +++ b/include/linux/dsa/ocelot.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0 - * Copyright 2019-2021 NXP Semiconductors + * Copyright 2019-2021 NXP */ #ifndef _NET_DSA_TAG_OCELOT_H diff --git a/include/linux/mdio.h b/include/linux/mdio.h index ffb787d5ebde..5e6dc38f418e 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -80,6 +80,9 @@ struct mdio_driver { /* Clears up any memory if needed */ void (*remove)(struct mdio_device *mdiodev); + + /* Quiesces the device on system shutdown, turns off interrupts etc */ + void (*shutdown)(struct mdio_device *mdiodev); }; static inline struct mdio_driver * diff --git a/include/linux/packing.h b/include/linux/packing.h index 54667735cc67..8d6571feb95d 100644 --- a/include/linux/packing.h +++ b/include/linux/packing.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright (c) 2016-2018, NXP Semiconductors + * Copyright 2016-2018 NXP * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> */ #ifndef _LINUX_PACKING_H diff --git a/include/net/dsa.h b/include/net/dsa.h index 258867eff230..d784e76113b8 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -585,8 +585,16 @@ struct dsa_switch_ops { int (*change_tag_protocol)(struct dsa_switch *ds, int port, enum dsa_tag_protocol proto); + /* Optional switch-wide initialization and destruction methods */ int (*setup)(struct dsa_switch *ds); void (*teardown)(struct dsa_switch *ds); + + /* Per-port initialization and destruction methods. Mandatory if the + * driver registers devlink port regions, optional otherwise. + */ + int (*port_setup)(struct dsa_switch *ds, int port); + void (*port_teardown)(struct dsa_switch *ds, int port); + u32 (*get_phy_flags)(struct dsa_switch *ds, int port); /* @@ -1046,6 +1054,7 @@ static inline int dsa_ndo_eth_ioctl(struct net_device *dev, struct ifreq *ifr, void dsa_unregister_switch(struct dsa_switch *ds); int dsa_register_switch(struct dsa_switch *ds); +void dsa_switch_shutdown(struct dsa_switch *ds); struct dsa_switch *dsa_switch_find(int tree_index, int sw_index); #ifdef CONFIG_PM_SLEEP int dsa_switch_suspend(struct dsa_switch *ds); diff --git a/include/net/sock.h b/include/net/sock.h index 66a9a90f9558..c005c3c750e8 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1640,6 +1640,7 @@ static inline void unlock_sock_fast(struct sock *sk, bool slow) release_sock(sk); __release(&sk->sk_lock.slock); } else { + mutex_release(&sk->sk_lock.dep_map, _RET_IP_); spin_unlock_bh(&sk->sk_lock.slock); } } diff --git a/lib/packing.c b/lib/packing.c index 6ed72dccfdb5..9a72f4bbf0e2 100644 --- a/lib/packing.c +++ b/lib/packing.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 -/* Copyright (c) 2016-2018, NXP Semiconductors +/* Copyright 2016-2018 NXP * Copyright (c) 2018-2019, Vladimir Oltean <olteanv@gmail.com> */ #include <linux/packing.h> diff --git a/net/core/dev.c b/net/core/dev.c index 74fd402d26dd..7ee9fecd3aff 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -6923,12 +6923,16 @@ EXPORT_SYMBOL(napi_disable); */ void napi_enable(struct napi_struct *n) { - BUG_ON(!test_bit(NAPI_STATE_SCHED, &n->state)); - smp_mb__before_atomic(); - clear_bit(NAPI_STATE_SCHED, &n->state); - clear_bit(NAPI_STATE_NPSVC, &n->state); - if (n->dev->threaded && n->thread) - set_bit(NAPI_STATE_THREADED, &n->state); + unsigned long val, new; + + do { + val = READ_ONCE(n->state); + BUG_ON(!test_bit(NAPI_STATE_SCHED, &val)); + + new = val & ~(NAPIF_STATE_SCHED | NAPIF_STATE_NPSVC); + if (n->dev->threaded && n->thread) + new |= NAPIF_STATE_THREADED; + } while (cmpxchg(&n->state, val, new) != val); } EXPORT_SYMBOL(napi_enable); diff --git a/net/core/sock.c b/net/core/sock.c index 62627e868e03..512e629f9780 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -3179,17 +3179,15 @@ EXPORT_SYMBOL(sock_init_data); void lock_sock_nested(struct sock *sk, int subclass) { + /* The sk_lock has mutex_lock() semantics here. */ + mutex_acquire(&sk->sk_lock.dep_map, subclass, 0, _RET_IP_); + might_sleep(); spin_lock_bh(&sk->sk_lock.slock); if (sk->sk_lock.owned) __lock_sock(sk); sk->sk_lock.owned = 1; - spin_unlock(&sk->sk_lock.slock); - /* - * The sk_lock has mutex_lock() semantics here: - */ - mutex_acquire(&sk->sk_lock.dep_map, subclass, 0, _RET_IP_); - local_bh_enable(); + spin_unlock_bh(&sk->sk_lock.slock); } EXPORT_SYMBOL(lock_sock_nested); @@ -3227,24 +3225,35 @@ EXPORT_SYMBOL(release_sock); */ bool lock_sock_fast(struct sock *sk) __acquires(&sk->sk_lock.slock) { + /* The sk_lock has mutex_lock() semantics here. */ + mutex_acquire(&sk->sk_lock.dep_map, 0, 0, _RET_IP_); + might_sleep(); spin_lock_bh(&sk->sk_lock.slock); - if (!sk->sk_lock.owned) + if (!sk->sk_lock.owned) { /* - * Note : We must disable BH + * Fast path return with bottom halves disabled and + * sock::sk_lock.slock held. + * + * The 'mutex' is not contended and holding + * sock::sk_lock.slock prevents all other lockers to + * proceed so the corresponding unlock_sock_fast() can + * avoid the slow path of release_sock() completely and + * just release slock. + * + * From a semantical POV this is equivalent to 'acquiring' + * the 'mutex', hence the corresponding lockdep + * mutex_release() has to happen in the fast path of + * unlock_sock_fast(). */ return false; + } __lock_sock(sk); sk->sk_lock.owned = 1; - spin_unlock(&sk->sk_lock.slock); - /* - * The sk_lock has mutex_lock() semantics here: - */ - mutex_acquire(&sk->sk_lock.dep_map, 0, 0, _RET_IP_); __acquire(&sk->sk_lock.slock); - local_bh_enable(); + spin_unlock_bh(&sk->sk_lock.slock); return true; } EXPORT_SYMBOL(lock_sock_fast); diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index eef13cd20f19..b29262eee00b 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -429,6 +429,7 @@ static int dsa_port_setup(struct dsa_port *dp) { struct devlink_port *dlp = &dp->devlink_port; bool dsa_port_link_registered = false; + struct dsa_switch *ds = dp->ds; bool dsa_port_enabled = false; int err = 0; @@ -438,6 +439,12 @@ static int dsa_port_setup(struct dsa_port *dp) INIT_LIST_HEAD(&dp->fdbs); INIT_LIST_HEAD(&dp->mdbs); + if (ds->ops->port_setup) { + err = ds->ops->port_setup(ds, dp->index); + if (err) + return err; + } + switch (dp->type) { case DSA_PORT_TYPE_UNUSED: dsa_port_disable(dp); @@ -480,8 +487,11 @@ static int dsa_port_setup(struct dsa_port *dp) dsa_port_disable(dp); if (err && dsa_port_link_registered) dsa_port_link_unregister_of(dp); - if (err) + if (err) { + if (ds->ops->port_teardown) + ds->ops->port_teardown(ds, dp->index); return err; + } dp->setup = true; @@ -533,11 +543,15 @@ static int dsa_port_devlink_setup(struct dsa_port *dp) static void dsa_port_teardown(struct dsa_port *dp) { struct devlink_port *dlp = &dp->devlink_port; + struct dsa_switch *ds = dp->ds; struct dsa_mac_addr *a, *tmp; if (!dp->setup) return; + if (ds->ops->port_teardown) + ds->ops->port_teardown(ds, dp->index); + devlink_port_type_clear(dlp); switch (dp->type) { @@ -581,6 +595,36 @@ static void dsa_port_devlink_teardown(struct dsa_port *dp) dp->devlink_port_setup = false; } +/* Destroy the current devlink port, and create a new one which has the UNUSED + * flavour. At this point, any call to ds->ops->port_setup has been already + * balanced out by a call to ds->ops->port_teardown, so we know that any + * devlink port regions the driver had are now unregistered. We then call its + * ds->ops->port_setup again, in order for the driver to re-create them on the + * new devlink port. + */ +static int dsa_port_reinit_as_unused(struct dsa_port *dp) +{ + struct dsa_switch *ds = dp->ds; + int err; + + dsa_port_devlink_teardown(dp); + dp->type = DSA_PORT_TYPE_UNUSED; + err = dsa_port_devlink_setup(dp); + if (err) + return err; + + if (ds->ops->port_setup) { + /* On error, leave the devlink port registered, + * dsa_switch_teardown will clean it up later. + */ + err = ds->ops->port_setup(ds, dp->index); + if (err) + return err; + } + + return 0; +} + static int dsa_devlink_info_get(struct devlink *dl, struct devlink_info_req *req, struct netlink_ext_ack *extack) @@ -836,7 +880,7 @@ static int dsa_switch_setup(struct dsa_switch *ds) devlink_params_publish(ds->devlink); if (!ds->slave_mii_bus && ds->ops->phy_read) { - ds->slave_mii_bus = devm_mdiobus_alloc(ds->dev); + ds->slave_mii_bus = mdiobus_alloc(); if (!ds->slave_mii_bus) { err = -ENOMEM; goto teardown; @@ -846,13 +890,16 @@ static int dsa_switch_setup(struct dsa_switch *ds) err = mdiobus_register(ds->slave_mii_bus); if (err < 0) - goto teardown; + goto free_slave_mii_bus; } ds->setup = true; return 0; +free_slave_mii_bus: + if (ds->slave_mii_bus && ds->ops->phy_read) + mdiobus_free(ds->slave_mii_bus); teardown: if (ds->ops->teardown) ds->ops->teardown(ds); @@ -877,8 +924,11 @@ static void dsa_switch_teardown(struct dsa_switch *ds) if (!ds->setup) return; - if (ds->slave_mii_bus && ds->ops->phy_read) + if (ds->slave_mii_bus && ds->ops->phy_read) { mdiobus_unregister(ds->slave_mii_bus); + mdiobus_free(ds->slave_mii_bus); + ds->slave_mii_bus = NULL; + } dsa_switch_unregister_notifier(ds); @@ -938,12 +988,9 @@ static int dsa_tree_setup_switches(struct dsa_switch_tree *dst) list_for_each_entry(dp, &dst->ports, list) { err = dsa_port_setup(dp); if (err) { - dsa_port_devlink_teardown(dp); - dp->type = DSA_PORT_TYPE_UNUSED; - err = dsa_port_devlink_setup(dp); + err = dsa_port_reinit_as_unused(dp); if (err) goto teardown; - continue; } } @@ -1048,6 +1095,7 @@ static int dsa_tree_setup(struct dsa_switch_tree *dst) teardown_master: dsa_tree_teardown_master(dst); teardown_switches: + dsa_tree_teardown_ports(dst); dsa_tree_teardown_switches(dst); teardown_cpu_ports: dsa_tree_teardown_cpu_ports(dst); @@ -1562,3 +1610,53 @@ void dsa_unregister_switch(struct dsa_switch *ds) mutex_unlock(&dsa2_mutex); } EXPORT_SYMBOL_GPL(dsa_unregister_switch); + +/* If the DSA master chooses to unregister its net_device on .shutdown, DSA is + * blocking that operation from completion, due to the dev_hold taken inside + * netdev_upper_dev_link. Unlink the DSA slave interfaces from being uppers of + * the DSA master, so that the system can reboot successfully. + */ +void dsa_switch_shutdown(struct dsa_switch *ds) +{ + struct net_device *master, *slave_dev; + LIST_HEAD(unregister_list); + struct dsa_port *dp; + + mutex_lock(&dsa2_mutex); + rtnl_lock(); + + list_for_each_entry(dp, &ds->dst->ports, list) { + if (dp->ds != ds) + continue; + + if (!dsa_port_is_user(dp)) + continue; + + master = dp->cpu_dp->master; + slave_dev = dp->slave; + + netdev_upper_dev_unlink(master, slave_dev); + /* Just unlinking ourselves as uppers of the master is not + * sufficient. When the master net device unregisters, that will + * also call dev_close, which we will catch as NETDEV_GOING_DOWN + * and trigger a dev_close on our own devices (dsa_slave_close). + * In turn, that will call dev_mc_unsync on the master's net + * device. If the master is also a DSA switch port, this will + * trigger dsa_slave_set_rx_mode which will call dev_mc_sync on + * its own master. Lockdep will complain about the fact that + * all cascaded masters have the same dsa_master_addr_list_lock_key, + * which it normally would not do if the cascaded masters would + * be in a proper upper/lower relationship, which we've just + * destroyed. + * To suppress the lockdep warnings, let's actually unregister + * the DSA slave interfaces too, to avoid the nonsensical + * multicast address list synchronization on shutdown. + */ + unregister_netdevice_queue(slave_dev, &unregister_list); + } + unregister_netdevice_many(&unregister_list); + + rtnl_unlock(); + mutex_unlock(&dsa2_mutex); +} +EXPORT_SYMBOL_GPL(dsa_switch_shutdown); diff --git a/net/dsa/tag_ocelot.c b/net/dsa/tag_ocelot.c index d37ab98e7fe1..8025ed778d33 100644 --- a/net/dsa/tag_ocelot.c +++ b/net/dsa/tag_ocelot.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2019 NXP Semiconductors +/* Copyright 2019 NXP */ #include <linux/dsa/ocelot.h> #include <soc/mscc/ocelot.h> diff --git a/net/dsa/tag_ocelot_8021q.c b/net/dsa/tag_ocelot_8021q.c index 3038a257ba05..59072930cb02 100644 --- a/net/dsa/tag_ocelot_8021q.c +++ b/net/dsa/tag_ocelot_8021q.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright 2020-2021 NXP Semiconductors +/* Copyright 2020-2021 NXP * * An implementation of the software-defined tag_8021q.c tagger format, which * also preserves full functionality under a vlan_filtering bridge. It does diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c index 75ca4b6e484f..9e8100728d46 100644 --- a/net/ipv4/nexthop.c +++ b/net/ipv4/nexthop.c @@ -1982,6 +1982,8 @@ static int replace_nexthop_grp(struct net *net, struct nexthop *old, rcu_assign_pointer(old->nh_grp, newg); if (newg->resilient) { + /* Make sure concurrent readers are not using 'oldg' anymore. */ + synchronize_net(); rcu_assign_pointer(oldg->res_table, tmp_table); rcu_assign_pointer(oldg->spare->res_table, tmp_table); } @@ -3565,6 +3567,7 @@ static struct notifier_block nh_netdev_notifier = { }; static int nexthops_dump(struct net *net, struct notifier_block *nb, + enum nexthop_event_type event_type, struct netlink_ext_ack *extack) { struct rb_root *root = &net->nexthop.rb_root; @@ -3575,8 +3578,7 @@ static int nexthops_dump(struct net *net, struct notifier_block *nb, struct nexthop *nh; nh = rb_entry(node, struct nexthop, rb_node); - err = call_nexthop_notifier(nb, net, NEXTHOP_EVENT_REPLACE, nh, - extack); + err = call_nexthop_notifier(nb, net, event_type, nh, extack); if (err) break; } @@ -3590,7 +3592,7 @@ int register_nexthop_notifier(struct net *net, struct notifier_block *nb, int err; rtnl_lock(); - err = nexthops_dump(net, nb, extack); + err = nexthops_dump(net, nb, NEXTHOP_EVENT_REPLACE, extack); if (err) goto unlock; err = blocking_notifier_chain_register(&net->nexthop.notifier_chain, @@ -3603,8 +3605,17 @@ EXPORT_SYMBOL(register_nexthop_notifier); int unregister_nexthop_notifier(struct net *net, struct notifier_block *nb) { - return blocking_notifier_chain_unregister(&net->nexthop.notifier_chain, - nb); + int err; + + rtnl_lock(); + err = blocking_notifier_chain_unregister(&net->nexthop.notifier_chain, + nb); + if (err) + goto unlock; + nexthops_dump(net, nb, NEXTHOP_EVENT_DEL, NULL); +unlock: + rtnl_unlock(); + return err; } EXPORT_SYMBOL(unregister_nexthop_notifier); diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 2602f1386160..dbcebf56798f 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -1316,7 +1316,7 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk, goto alloc_skb; } - must_collapse = (info->size_goal - skb->len > 0) && + must_collapse = (info->size_goal > skb->len) && (skb_shinfo(skb)->nr_frags < sysctl_max_skb_frags); if (must_collapse) { size_bias = skb->len; @@ -1325,7 +1325,7 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk, } alloc_skb: - if (!must_collapse && !ssk->sk_tx_skb_cache && + if (!must_collapse && !mptcp_alloc_tx_skb(sk, ssk, info->data_lock_held)) return 0; diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c index e286dafd6e88..6ec1ebe878ae 100644 --- a/net/smc/smc_clc.c +++ b/net/smc/smc_clc.c @@ -230,7 +230,8 @@ static int smc_clc_prfx_set(struct socket *clcsock, goto out_rel; } /* get address to which the internal TCP socket is bound */ - kernel_getsockname(clcsock, (struct sockaddr *)&addrs); + if (kernel_getsockname(clcsock, (struct sockaddr *)&addrs) < 0) + goto out_rel; /* analyze IP specific data of net_device belonging to TCP socket */ addr6 = (struct sockaddr_in6 *)&addrs; rcu_read_lock(); diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index af227b65669e..8280c938be80 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1474,7 +1474,9 @@ static void smc_conn_abort_work(struct work_struct *work) abort_work); struct smc_sock *smc = container_of(conn, struct smc_sock, conn); + lock_sock(&smc->sk); smc_conn_kill(conn, true); + release_sock(&smc->sk); sock_put(&smc->sk); /* sock_hold done by schedulers of abort_work */ } diff --git a/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh b/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh index beee0d5646a6..f7d84549cc3e 100755 --- a/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh +++ b/tools/testing/selftests/drivers/net/ocelot/tc_flower_chains.sh @@ -1,6 +1,6 @@ #!/bin/bash # SPDX-License-Identifier: GPL-2.0 -# Copyright 2020 NXP Semiconductors +# Copyright 2020 NXP WAIT_TIME=1 NUM_NETIFS=4 diff --git a/tools/testing/selftests/net/af_unix/Makefile b/tools/testing/selftests/net/af_unix/Makefile index cfc7f4f97fd1..df341648f818 100644 --- a/tools/testing/selftests/net/af_unix/Makefile +++ b/tools/testing/selftests/net/af_unix/Makefile @@ -1,5 +1,2 @@ -##TEST_GEN_FILES := test_unix_oob -TEST_PROGS := test_unix_oob +TEST_GEN_PROGS := test_unix_oob include ../../lib.mk - -all: $(TEST_PROGS) diff --git a/tools/testing/selftests/net/af_unix/test_unix_oob.c b/tools/testing/selftests/net/af_unix/test_unix_oob.c index 0f3e3763f4f8..3dece8b29253 100644 --- a/tools/testing/selftests/net/af_unix/test_unix_oob.c +++ b/tools/testing/selftests/net/af_unix/test_unix_oob.c @@ -271,8 +271,9 @@ main(int argc, char **argv) read_oob(pfd, &oob); if (!signal_recvd || len != 127 || oob != '%' || atmark != 1) { - fprintf(stderr, "Test 3 failed, sigurg %d len %d OOB %c ", - "atmark %d\n", signal_recvd, len, oob, atmark); + fprintf(stderr, + "Test 3 failed, sigurg %d len %d OOB %c atmark %d\n", + signal_recvd, len, oob, atmark); die(1); } |