diff options
75 files changed, 705 insertions, 231 deletions
diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.txt b/Documentation/devicetree/bindings/net/stm32-dwmac.txt index 1341012722aa..a90eef11dc46 100644 --- a/Documentation/devicetree/bindings/net/stm32-dwmac.txt +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.txt @@ -14,8 +14,7 @@ Required properties: - clock-names: Should be "stmmaceth" for the host clock. Should be "mac-clk-tx" for the MAC TX clock. Should be "mac-clk-rx" for the MAC RX clock. - For MPU family need to add also "ethstp" for power mode clock and, - "syscfg-clk" for SYSCFG clock. + For MPU family need to add also "ethstp" for power mode clock - interrupt-names: Should contain a list of interrupt names corresponding to the interrupts in the interrupts property, if available. Should be "macirq" for the main MAC IRQ @@ -24,9 +23,9 @@ Required properties: encompases the glue register, and the offset of the control register. Optional properties: -- clock-names: For MPU family "mac-clk-ck" for PHY without quartz -- st,int-phyclk (boolean) : valid only where PHY do not have quartz and need to be clock - by RCC +- clock-names: For MPU family "eth-ck" for PHY without quartz +- st,eth-clk-sel (boolean) : set this property in RGMII PHY when you want to select RCC clock instead of ETH_CLK125. +- st,eth-ref-clk-sel (boolean) : set this property in RMII mode when you have PHY without crystal 50MHz and want to select RCC clock instead of ETH_REF_CLK. Example: diff --git a/MAINTAINERS b/MAINTAINERS index 17b59b66474b..e2ec45968a16 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1059,6 +1059,8 @@ L: netdev@vger.kernel.org S: Odd fixes F: drivers/net/appletalk/ F: net/appletalk/ +F: include/linux/atalk.h +F: include/uapi/linux/atalk.h APPLIED MICRO (APM) X-GENE DEVICE TREE SUPPORT M: Khuong Dinh <khuong@os.amperecomputing.com> diff --git a/arch/arm/boot/dts/stm32h743-pinctrl.dtsi b/arch/arm/boot/dts/stm32h743-pinctrl.dtsi index 24be8e63dec8..980b2769caf9 100644 --- a/arch/arm/boot/dts/stm32h743-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32h743-pinctrl.dtsi @@ -173,6 +173,21 @@ }; }; + ethernet_rmii: rmii@0 { + pins { + pinmux = <STM32_PINMUX('G', 11, AF11)>, + <STM32_PINMUX('G', 13, AF11)>, + <STM32_PINMUX('G', 12, AF11)>, + <STM32_PINMUX('C', 4, AF11)>, + <STM32_PINMUX('C', 5, AF11)>, + <STM32_PINMUX('A', 7, AF11)>, + <STM32_PINMUX('C', 1, AF11)>, + <STM32_PINMUX('A', 2, AF11)>, + <STM32_PINMUX('A', 1, AF11)>; + slew-rate = <2>; + }; + }; + usart1_pins: usart1@0 { pins1 { pinmux = <STM32_PINMUX('B', 14, AF4)>; /* USART1_TX */ diff --git a/arch/arm/boot/dts/stm32h743.dtsi b/arch/arm/boot/dts/stm32h743.dtsi index 299af0723790..5cac79ebebb1 100644 --- a/arch/arm/boot/dts/stm32h743.dtsi +++ b/arch/arm/boot/dts/stm32h743.dtsi @@ -513,6 +513,19 @@ status = "disabled"; }; }; + + mac: ethernet@40028000 { + compatible = "st,stm32-dwmac", "snps,dwmac-4.10a"; + reg = <0x40028000 0x8000>; + reg-names = "stmmaceth"; + interrupts = <61>; + interrupt-names = "macirq"; + clock-names = "stmmaceth", "mac-clk-tx", "mac-clk-rx"; + clocks = <&rcc ETH1MAC_CK>, <&rcc ETH1TX_CK>, <&rcc ETH1RX_CK>; + st,syscon = <&syscfg 0x4>; + snps,pbl = <8>; + status = "disabled"; + }; }; }; diff --git a/arch/arm/boot/dts/stm32h743i-disco.dts b/arch/arm/boot/dts/stm32h743i-disco.dts index f8040356fe2d..dd06c8f3d09a 100644 --- a/arch/arm/boot/dts/stm32h743i-disco.dts +++ b/arch/arm/boot/dts/stm32h743i-disco.dts @@ -67,6 +67,23 @@ clock-frequency = <25000000>; }; +&mac { + status = "disabled"; + pinctrl-0 = <ðernet_rmii>; + pinctrl-names = "default"; + phy-mode = "rmii"; + phy-handle = <&phy0>; + + mdio0 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + phy0: ethernet-phy@0 { + reg = <0>; + }; + }; +}; + &usart2 { pinctrl-0 = <&usart2_pins>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/stm32h743i-eval.dts b/arch/arm/boot/dts/stm32h743i-eval.dts index ef34fa2f79ea..ebc3f0933f5c 100644 --- a/arch/arm/boot/dts/stm32h743i-eval.dts +++ b/arch/arm/boot/dts/stm32h743i-eval.dts @@ -105,6 +105,23 @@ status = "okay"; }; +&mac { + status = "disabled"; + pinctrl-0 = <ðernet_rmii>; + pinctrl-names = "default"; + phy-mode = "rmii"; + phy-handle = <&phy0>; + + mdio0 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + phy0: ethernet-phy@0 { + reg = <0>; + }; + }; +}; + &usart1 { pinctrl-0 = <&usart1_pins>; pinctrl-names = "default"; diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index ed5e42461094..ad48fd52cb53 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -250,6 +250,7 @@ void proc_coredump_connector(struct task_struct *task) { struct cn_msg *msg; struct proc_event *ev; + struct task_struct *parent; __u8 buffer[CN_PROC_MSG_SIZE] __aligned(8); if (atomic_read(&proc_event_num_listeners) < 1) @@ -262,8 +263,14 @@ void proc_coredump_connector(struct task_struct *task) ev->what = PROC_EVENT_COREDUMP; ev->event_data.coredump.process_pid = task->pid; ev->event_data.coredump.process_tgid = task->tgid; - ev->event_data.coredump.parent_pid = task->real_parent->pid; - ev->event_data.coredump.parent_tgid = task->real_parent->tgid; + + rcu_read_lock(); + if (pid_alive(task)) { + parent = rcu_dereference(task->real_parent); + ev->event_data.coredump.parent_pid = parent->pid; + ev->event_data.coredump.parent_tgid = parent->tgid; + } + rcu_read_unlock(); memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id)); msg->ack = 0; /* not used */ @@ -276,6 +283,7 @@ void proc_exit_connector(struct task_struct *task) { struct cn_msg *msg; struct proc_event *ev; + struct task_struct *parent; __u8 buffer[CN_PROC_MSG_SIZE] __aligned(8); if (atomic_read(&proc_event_num_listeners) < 1) @@ -290,8 +298,14 @@ void proc_exit_connector(struct task_struct *task) ev->event_data.exit.process_tgid = task->tgid; ev->event_data.exit.exit_code = task->exit_code; ev->event_data.exit.exit_signal = task->exit_signal; - ev->event_data.exit.parent_pid = task->real_parent->pid; - ev->event_data.exit.parent_tgid = task->real_parent->tgid; + + rcu_read_lock(); + if (pid_alive(task)) { + parent = rcu_dereference(task->real_parent); + ev->event_data.exit.parent_pid = parent->pid; + ev->event_data.exit.parent_tgid = parent->tgid; + } + rcu_read_unlock(); memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id)); msg->ack = 0; /* not used */ diff --git a/drivers/isdn/hardware/mISDN/mISDNinfineon.c b/drivers/isdn/hardware/mISDN/mISDNinfineon.c index 3e01012be4ab..0fe6ddcb3fdc 100644 --- a/drivers/isdn/hardware/mISDN/mISDNinfineon.c +++ b/drivers/isdn/hardware/mISDN/mISDNinfineon.c @@ -712,8 +712,11 @@ setup_io(struct inf_hw *hw) (ulong)hw->addr.start, (ulong)hw->addr.size); return err; } - if (hw->ci->addr_mode == AM_MEMIO) + if (hw->ci->addr_mode == AM_MEMIO) { hw->addr.p = ioremap(hw->addr.start, hw->addr.size); + if (unlikely(!hw->addr.p)) + return -ENOMEM; + } hw->addr.mode = hw->ci->addr_mode; if (debug & DEBUG_HW) pr_notice("%s: IO addr %lx (%lu bytes) mode%d\n", diff --git a/drivers/isdn/isdnloop/isdnloop.c b/drivers/isdn/isdnloop/isdnloop.c index f4253d468ae1..755c6bbc9553 100644 --- a/drivers/isdn/isdnloop/isdnloop.c +++ b/drivers/isdn/isdnloop/isdnloop.c @@ -570,7 +570,7 @@ isdnloop_atimeout(isdnloop_card *card, int ch) char buf[60]; spin_lock_irqsave(&card->isdnloop_lock, flags); - if (card->rcard) { + if (card->rcard[ch]) { isdnloop_fake(card->rcard[ch], "DDIS_I", card->rch[ch] + 1); card->rcard[ch]->rcard[card->rch[ch]] = NULL; card->rcard[ch] = NULL; diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c index d516def846ab..b388406ac0f5 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c @@ -127,7 +127,7 @@ static u8 *pcan_msg_init_empty(struct pcan_usb_pro_msg *pm, /* * add one record to a message being built */ -static int pcan_msg_add_rec(struct pcan_usb_pro_msg *pm, u8 id, ...) +static int pcan_msg_add_rec(struct pcan_usb_pro_msg *pm, int id, ...) { int len, i; u8 *pc; diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 96728d1e9824..f4e2db44ad91 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -569,6 +569,9 @@ int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port, int link, goto restore_link; } + if (speed == SPEED_MAX && chip->info->ops->port_max_speed_mode) + mode = chip->info->ops->port_max_speed_mode(port); + if (chip->info->ops->port_set_pause) { err = chip->info->ops->port_set_pause(chip, port, pause); if (err) @@ -3067,6 +3070,7 @@ static const struct mv88e6xxx_ops mv88e6141_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6341_port_set_speed, + .port_max_speed_mode = mv88e6341_port_max_speed_mode, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3385,6 +3389,7 @@ static const struct mv88e6xxx_ops mv88e6190_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6390_port_set_speed, + .port_max_speed_mode = mv88e6390_port_max_speed_mode, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3429,6 +3434,7 @@ static const struct mv88e6xxx_ops mv88e6190x_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6390x_port_set_speed, + .port_max_speed_mode = mv88e6390x_port_max_speed_mode, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3473,6 +3479,7 @@ static const struct mv88e6xxx_ops mv88e6191_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6390_port_set_speed, + .port_max_speed_mode = mv88e6390_port_max_speed_mode, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3566,6 +3573,7 @@ static const struct mv88e6xxx_ops mv88e6290_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6390_port_set_speed, + .port_max_speed_mode = mv88e6390_port_max_speed_mode, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3697,6 +3705,7 @@ static const struct mv88e6xxx_ops mv88e6341_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6341_port_set_speed, + .port_max_speed_mode = mv88e6341_port_max_speed_mode, .port_tag_remap = mv88e6095_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3872,6 +3881,7 @@ static const struct mv88e6xxx_ops mv88e6390_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6390_port_set_speed, + .port_max_speed_mode = mv88e6390_port_max_speed_mode, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, @@ -3920,6 +3930,7 @@ static const struct mv88e6xxx_ops mv88e6390x_ops = { .port_set_duplex = mv88e6xxx_port_set_duplex, .port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay, .port_set_speed = mv88e6390x_port_set_speed, + .port_max_speed_mode = mv88e6390x_port_max_speed_mode, .port_tag_remap = mv88e6390_port_tag_remap, .port_set_frame_mode = mv88e6351_port_set_frame_mode, .port_set_egress_floods = mv88e6352_port_set_egress_floods, diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index adcf60779895..19c07dff0440 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -377,6 +377,9 @@ struct mv88e6xxx_ops { */ int (*port_set_speed)(struct mv88e6xxx_chip *chip, int port, int speed); + /* What interface mode should be used for maximum speed? */ + phy_interface_t (*port_max_speed_mode)(int port); + int (*port_tag_remap)(struct mv88e6xxx_chip *chip, int port); int (*port_set_frame_mode)(struct mv88e6xxx_chip *chip, int port, diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index 0796c6feec55..dce84a2a65c7 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -312,6 +312,14 @@ int mv88e6341_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed) return mv88e6xxx_port_set_speed(chip, port, speed, !port, true); } +phy_interface_t mv88e6341_port_max_speed_mode(int port) +{ + if (port == 5) + return PHY_INTERFACE_MODE_2500BASEX; + + return PHY_INTERFACE_MODE_NA; +} + /* Support 10, 100, 200, 1000 Mbps (e.g. 88E6352 family) */ int mv88e6352_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed) { @@ -345,6 +353,14 @@ int mv88e6390_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed) return mv88e6xxx_port_set_speed(chip, port, speed, true, true); } +phy_interface_t mv88e6390_port_max_speed_mode(int port) +{ + if (port == 9 || port == 10) + return PHY_INTERFACE_MODE_2500BASEX; + + return PHY_INTERFACE_MODE_NA; +} + /* Support 10, 100, 200, 1000, 2500, 10000 Mbps (e.g. 88E6190X) */ int mv88e6390x_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed) { @@ -360,6 +376,14 @@ int mv88e6390x_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed) return mv88e6xxx_port_set_speed(chip, port, speed, true, true); } +phy_interface_t mv88e6390x_port_max_speed_mode(int port) +{ + if (port == 9 || port == 10) + return PHY_INTERFACE_MODE_XAUI; + + return PHY_INTERFACE_MODE_NA; +} + int mv88e6390x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode) { diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index 4aadf321edb7..c7bed263a0f4 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -285,6 +285,10 @@ int mv88e6352_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed); int mv88e6390_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed); int mv88e6390x_port_set_speed(struct mv88e6xxx_chip *chip, int port, int speed); +phy_interface_t mv88e6341_port_max_speed_mode(int port); +phy_interface_t mv88e6390_port_max_speed_mode(int port); +phy_interface_t mv88e6390x_port_max_speed_mode(int port); + int mv88e6xxx_port_set_state(struct mv88e6xxx_chip *chip, int port, u8 state); int mv88e6xxx_port_set_vlan_map(struct mv88e6xxx_chip *chip, int port, u16 map); diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 9a7f70db20c7..733d9172425b 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -119,7 +119,7 @@ static void enic_init_affinity_hint(struct enic *enic) for (i = 0; i < enic->intr_count; i++) { if (enic_is_err_intr(enic, i) || enic_is_notify_intr(enic, i) || - (enic->msix[i].affinity_mask && + (cpumask_available(enic->msix[i].affinity_mask) && !cpumask_empty(enic->msix[i].affinity_mask))) continue; if (zalloc_cpumask_var(&enic->msix[i].affinity_mask, @@ -148,7 +148,7 @@ static void enic_set_affinity_hint(struct enic *enic) for (i = 0; i < enic->intr_count; i++) { if (enic_is_err_intr(enic, i) || enic_is_notify_intr(en |