diff options
25 files changed, 2 insertions, 378 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 3a29bf2452f4..234380c959c8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4376,7 +4376,6 @@ F: drivers/net/can/ F: drivers/phy/phy-can-transceiver.c F: include/linux/can/bittiming.h F: include/linux/can/dev.h -F: include/linux/can/led.h F: include/linux/can/length.h F: include/linux/can/platform/ F: include/linux/can/rx-offload.h diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index ac760fd39282..b2dcc1e5a388 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -71,23 +71,6 @@ config CAN_CALC_BITTIMING arguments "tq", "prop_seg", "phase_seg1", "phase_seg2" and "sjw". If unsure, say Y. -config CAN_LEDS - bool "Enable LED triggers for Netlink based drivers" - depends on LEDS_CLASS - # The netdev trigger (LEDS_TRIGGER_NETDEV) should be able to do - # everything that this driver is doing. This is marked as broken - # because it uses stuff that is intended to be changed or removed. - # Please consider switching to the netdev trigger and confirm it - # fulfills your needs instead of fixing this driver. - depends on BROKEN - select LEDS_TRIGGERS - help - This option adds two LED triggers for packet receive and transmit - events on each supported CAN device. - - Say Y here if you are working on a system with led-class supported - LEDs and you want to use them as canbus activity indicators. - config CAN_AT91 tristate "Atmel AT91 onchip CAN controller" depends on (ARCH_AT91 || COMPILE_TEST) && HAS_IOMEM diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c index 953aef8d3978..29ed0d3cd171 100644 --- a/drivers/net/can/at91_can.c +++ b/drivers/net/can/at91_can.c @@ -23,7 +23,6 @@ #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #define AT91_MB_MASK(i) ((1 << (i)) - 1) @@ -618,8 +617,6 @@ static void at91_read_msg(struct net_device *dev, unsigned int mb) stats->rx_bytes += cf->len; netif_receive_skb(skb); - - can_led_event(dev, CAN_LED_EVENT_RX); } /** @@ -854,7 +851,6 @@ static void at91_irq_tx(struct net_device *dev, u32 reg_sr) mb - get_mb_tx_first(priv), NULL); dev->stats.tx_packets++; - can_led_event(dev, CAN_LED_EVENT_TX); } } @@ -1101,8 +1097,6 @@ static int at91_open(struct net_device *dev) goto out_close; } - can_led_event(dev, CAN_LED_EVENT_OPEN); - /* start chip and queuing */ at91_chip_start(dev); napi_enable(&priv->napi); @@ -1133,8 +1127,6 @@ static int at91_close(struct net_device *dev) close_candev(dev); - can_led_event(dev, CAN_LED_EVENT_STOP); - return 0; } @@ -1331,8 +1323,6 @@ static int at91_can_probe(struct platform_device *pdev) goto exit_free; } - devm_can_led_init(dev); - dev_info(&pdev->dev, "device registered (reg_base=%p, irq=%d)\n", priv->reg_base, dev->irq); diff --git a/drivers/net/can/c_can/c_can_main.c b/drivers/net/can/c_can/c_can_main.c index 2034dbe30958..a7362af0babb 100644 --- a/drivers/net/can/c_can/c_can_main.c +++ b/drivers/net/can/c_can/c_can_main.c @@ -40,7 +40,6 @@ #include <linux/can.h> #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include "c_can.h" @@ -759,7 +758,6 @@ static void c_can_do_tx(struct net_device *dev) stats->tx_bytes += bytes; stats->tx_packets += pkts; - can_led_event(dev, CAN_LED_EVENT_TX); tail = c_can_get_tx_tail(tx_ring); @@ -906,9 +904,6 @@ static int c_can_do_rx_poll(struct net_device *dev, int quota) quota -= n; } - if (pkts) - can_led_event(dev, CAN_LED_EVENT_RX); - return pkts; } @@ -1182,8 +1177,6 @@ static int c_can_open(struct net_device *dev) if (err) goto exit_start_fail; - can_led_event(dev, CAN_LED_EVENT_OPEN); - napi_enable(&priv->napi); /* enable status change, error and module interrupts */ c_can_irq_control(priv, true); @@ -1214,8 +1207,6 @@ static int c_can_close(struct net_device *dev) c_can_reset_ram(priv, false); c_can_pm_runtime_put_sync(priv); - can_led_event(dev, CAN_LED_EVENT_STOP); - return 0; } @@ -1365,8 +1356,6 @@ static const struct net_device_ops c_can_netdev_ops = { int register_c_can_dev(struct net_device *dev) { - int err; - /* Deactivate pins to prevent DRA7 DCAN IP from being * stuck in transition when module is disabled. * Pins are activated in c_can_start() and deactivated @@ -1378,10 +1367,7 @@ int register_c_can_dev(struct net_device *dev) dev->netdev_ops = &c_can_netdev_ops; c_can_set_ethtool_ops(dev); - err = register_candev(dev); - if (!err) - devm_can_led_init(dev); - return err; + return register_candev(dev); } EXPORT_SYMBOL_GPL(register_c_can_dev); diff --git a/drivers/net/can/ctucanfd/ctucanfd_base.c b/drivers/net/can/ctucanfd/ctucanfd_base.c index 2ada097d1ede..64990bf20fdc 100644 --- a/drivers/net/can/ctucanfd/ctucanfd_base.c +++ b/drivers/net/can/ctucanfd/ctucanfd_base.c @@ -29,7 +29,6 @@ #include <linux/string.h> #include <linux/types.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/pm_runtime.h> #include "ctucanfd.h" @@ -957,9 +956,6 @@ static int ctucan_rx_poll(struct napi_struct *napi, int quota) ctucan_write32(priv, CTUCANFD_COMMAND, REG_COMMAND_CDO); } - if (work_done) - can_led_event(ndev, CAN_LED_EVENT_RX); - if (!framecnt && res != 0) { if (napi_complete_done(napi, work_done)) { /* Clear and enable RBNEI. It is level-triggered, so @@ -1079,8 +1075,6 @@ clear: } } while (some_buffers_processed); - can_led_event(ndev, CAN_LED_EVENT_TX); - spin_lock_irqsave(&priv->tx_lock, flags); /* Check if at least one TX buffer is free */ @@ -1236,7 +1230,6 @@ static int ctucan_open(struct net_device *ndev) } netdev_info(ndev, "ctu_can_fd device registered\n"); - can_led_event(ndev, CAN_LED_EVENT_OPEN); napi_enable(&priv->napi); netif_start_queue(ndev); @@ -1269,7 +1262,6 @@ static int ctucan_close(struct net_device *ndev) free_irq(ndev->irq, ndev); close_candev(ndev); - can_led_event(ndev, CAN_LED_EVENT_STOP); pm_runtime_put(priv->dev); return 0; @@ -1434,8 +1426,6 @@ int ctucan_probe_common(struct device *dev, void __iomem *addr, int irq, unsigne goto err_deviceoff; } - devm_can_led_init(ndev); - pm_runtime_put(dev); netdev_dbg(ndev, "mem_base=0x%p irq=%d clock=%d, no. of txt buffers:%d\n", diff --git a/drivers/net/can/dev/Makefile b/drivers/net/can/dev/Makefile index 3e2e207861fc..af2901db473c 100644 --- a/drivers/net/can/dev/Makefile +++ b/drivers/net/can/dev/Makefile @@ -7,5 +7,3 @@ can-dev-y += length.o can-dev-y += netlink.o can-dev-y += rx-offload.o can-dev-y += skb.o - -can-dev-$(CONFIG_CAN_LEDS) += led.o diff --git a/drivers/net/can/dev/dev.c b/drivers/net/can/dev/dev.c index e7ab45f1c43b..96c9d9db00cf 100644 --- a/drivers/net/can/dev/dev.c +++ b/drivers/net/can/dev/dev.c @@ -14,7 +14,6 @@ #include <linux/can/can-ml.h> #include <linux/can/dev.h> #include <linux/can/skb.h> -#include <linux/can/led.h> #include <linux/gpio/consumer.h> #include <linux/of.h> @@ -512,8 +511,6 @@ static __init int can_dev_init(void) { int err; - can_led_notifier_init(); - err = can_netlink_register(); if (!err) pr_info(MOD_DESC "\n"); @@ -525,8 +522,6 @@ module_init(can_dev_init); static __exit void can_dev_exit(void) { can_netlink_unregister(); - - can_led_notifier_exit(); } module_exit(can_dev_exit); diff --git a/drivers/net/can/dev/rx-offload.c b/drivers/net/can/dev/rx-offload.c index 509d21170c8c..a32a01c172d4 100644 --- a/drivers/net/can/dev/rx-offload.c +++ b/drivers/net/can/dev/rx-offload.c @@ -70,8 +70,6 @@ static int can_rx_offload_napi_poll(struct napi_struct *napi, int quota) napi_reschedule(&offload->napi); } - can_led_event(offload->dev, CAN_LED_EVENT_RX); - return work_done; } diff --git a/drivers/net/can/flexcan/flexcan-core.c b/drivers/net/can/flexcan/flexcan-core.c index fe9bda0f5ec4..d060088047f1 100644 --- a/drivers/net/can/flexcan/flexcan-core.c +++ b/drivers/net/can/flexcan/flexcan-core.c @@ -14,7 +14,6 @@ #include <linux/can.h> #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/firmware/imx/sci.h> @@ -1081,7 +1080,6 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id) can_rx_offload_get_echo_skb(&priv->offload, 0, reg_ctrl << 16, NULL); stats->tx_packets++; - can_led_event(dev, CAN_LED_EVENT_TX); /* after sending a RTR frame MB is in RX mode */ priv->write(FLEXCAN_MB_CODE_TX_INACTIVE, @@ -1738,8 +1736,6 @@ static int flexcan_open(struct net_device *dev) flexcan_chip_interrupts_enable(dev); - can_led_event(dev, CAN_LED_EVENT_OPEN); - netif_start_queue(dev); return 0; @@ -1785,8 +1781,6 @@ static int flexcan_close(struct net_device *dev) pm_runtime_put(priv->dev); - can_led_event(dev, CAN_LED_EVENT_STOP); - return 0; } @@ -2189,7 +2183,6 @@ static int flexcan_probe(struct platform_device *pdev) } of_can_transceiver(dev); - devm_can_led_init(dev); return 0; diff --git a/drivers/net/can/ifi_canfd/ifi_canfd.c b/drivers/net/can/ifi_canfd/ifi_canfd.c index b0a3473f211d..968ed6d7316b 100644 --- a/drivers/net/can/ifi_canfd/ifi_canfd.c +++ b/drivers/net/can/ifi_canfd/ifi_canfd.c @@ -345,9 +345,6 @@ static int ifi_canfd_do_rx_poll(struct net_device *ndev, int quota) rxst = readl(priv->base + IFI_CANFD_RXSTCMD); } - if (pkts) - can_led_event(ndev, CAN_LED_EVENT_RX); - return pkts; } @@ -626,7 +623,6 @@ static irqreturn_t ifi_canfd_isr(int irq, void *dev_id) if (isr & IFI_CANFD_INTERRUPT_TXFIFO_REMOVE) { stats->tx_bytes += can_get_echo_skb(ndev, 0, NULL); stats->tx_packets++; - can_led_event(ndev, CAN_LED_EVENT_TX); } if (isr & tx_irq_mask) @@ -830,7 +826,6 @@ static int ifi_canfd_open(struct net_device *ndev) ifi_canfd_start(ndev); - can_led_event(ndev, CAN_LED_EVENT_OPEN); napi_enable(&priv->napi); netif_start_queue(ndev); @@ -853,8 +848,6 @@ static int ifi_canfd_close(struct net_device *ndev) close_candev(ndev); - can_led_event(ndev, CAN_LED_EVENT_STOP); - return 0; } @@ -1004,8 +997,6 @@ static int ifi_canfd_plat_probe(struct platform_device *pdev) goto err_reg; } - devm_can_led_init(ndev); - dev_info(dev, "Driver registered: regs=%p, irq=%d, clock=%d\n", priv->base, ndev->irq, priv->can.clock.freq); diff --git a/drivers/net/can/led.c b/drivers/net/can/led.c deleted file mode 100644 index db14897f8e16..000000000000 --- a/drivers/net/can/led.c +++ /dev/null @@ -1,140 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright 2012, Fabio Baltieri <fabio.baltieri@gmail.com> - * Copyright 2012, Kurt Van Dijck <kurt.van.dijck@eia.be> - */ - -#include <linux/module.h> -#include <linux/device.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/netdevice.h> -#include <linux/can/dev.h> - -#include <linux/can/led.h> - -static unsigned long led_delay = 50; -module_param(led_delay, ulong, 0644); -MODULE_PARM_DESC(led_delay, - "blink delay time for activity leds (msecs, default: 50)."); - -/* Trigger a LED event in response to a CAN device event */ -void can_led_event(struct net_device *netdev, enum can_led_event event) -{ - struct can_priv *priv = netdev_priv(netdev); - - switch (event) { - case CAN_LED_EVENT_OPEN: - led_trigger_event(priv->tx_led_trig, LED_FULL); - led_trigger_event(priv->rx_led_trig, LED_FULL); - led_trigger_event(priv->rxtx_led_trig, LED_FULL); - break; - case CAN_LED_EVENT_STOP: - led_trigger_event(priv->tx_led_trig, LED_OFF); - led_trigger_event(priv->rx_led_trig, LED_OFF); - led_trigger_event(priv->rxtx_led_trig, LED_OFF); - break; - case CAN_LED_EVENT_TX: - if (led_delay) { - led_trigger_blink_oneshot(priv->tx_led_trig, - &led_delay, &led_delay, 1); - led_trigger_blink_oneshot(priv->rxtx_led_trig, - &led_delay, &led_delay, 1); - } - break; - case CAN_LED_EVENT_RX: - if (led_delay) { - led_trigger_blink_oneshot(priv->rx_led_trig, - &led_delay, &led_delay, 1); - led_trigger_blink_oneshot(priv->rxtx_led_trig, - &led_delay, &led_delay, 1); - } - break; - } -} -EXPORT_SYMBOL_GPL(can_led_event); - -static void can_led_release(struct device *gendev, void *res) -{ - struct can_priv *priv = netdev_priv(to_net_dev(gendev)); - - led_trigger_unregister_simple(priv->tx_led_trig); - led_trigger_unregister_simple(priv->rx_led_trig); - led_trigger_unregister_simple(priv->rxtx_led_trig); -} - -/* Register CAN LED triggers for a CAN device - * - * This is normally called from a driver's probe function - */ -void devm_can_led_init(struct net_device *netdev) -{ - struct can_priv *priv = netdev_priv(netdev); - void *res; - - res = devres_alloc(can_led_release, 0, GFP_KERNEL); - if (!res) { - netdev_err(netdev, "cannot register LED triggers\n"); - return; - } - - snprintf(priv->tx_led_trig_name, sizeof(priv->tx_led_trig_name), - "%s-tx", netdev->name); - snprintf(priv->rx_led_trig_name, sizeof(priv->rx_led_trig_name), - "%s-rx", netdev->name); - snprintf(priv->rxtx_led_trig_name, sizeof(priv->rxtx_led_trig_name), - "%s-rxtx", netdev->name); - - led_trigger_register_simple(priv->tx_led_trig_name, - &priv->tx_led_trig); - led_trigger_register_simple(priv->rx_led_trig_name, - &priv->rx_led_trig); - led_trigger_register_simple(priv->rxtx_led_trig_name, - &priv->rxtx_led_trig); - - devres_add(&netdev->dev, res); -} -EXPORT_SYMBOL_GPL(devm_can_led_init); - -/* NETDEV rename notifier to rename the associated led triggers too */ -static int can_led_notifier(struct notifier_block *nb, unsigned long msg, - void *ptr) -{ - struct net_device *netdev = netdev_notifier_info_to_dev(ptr); - struct can_priv *priv = safe_candev_priv(netdev); - char name[CAN_LED_NAME_SZ]; - - if (!priv) - return NOTIFY_DONE; - - if (!priv->tx_led_trig || !priv->rx_led_trig || !priv->rxtx_led_trig) - return NOTIFY_DONE; - - if (msg == NETDEV_CHANGENAME) { - snprintf(name, sizeof(name), "%s-tx", netdev->name); - led_trigger_rename_static(name, priv->tx_led_trig); - - snprintf(name, sizeof(name), "%s-rx", netdev->name); - led_trigger_rename_static(name, priv->rx_led_trig); - - snprintf(name, sizeof(name), "%s-rxtx", netdev->name); - led_trigger_rename_static(name, priv->rxtx_led_trig); - } - - return NOTIFY_DONE; -} - -/* notifier block for netdevice event */ -static struct notifier_block can_netdev_notifier __read_mostly = { - .notifier_call = can_led_notifier, -}; - -int __init can_led_notifier_init(void) -{ - return register_netdevice_notifier(&can_netdev_notifier); -} - -void __exit can_led_notifier_exit(void) -{ - unregister_netdevice_notifier(&can_netdev_notifier); -} diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 7582908e1192..5d0c82d8b9a9 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -565,9 +565,6 @@ static int m_can_do_rx_poll(struct net_device *dev, int quota) rxfs = m_can_read(cdev, M_CAN_RXF0S); } - if (pkts) - can_led_event(dev, CAN_LED_EVENT_RX); - return pkts; } @@ -1087,8 +1084,6 @@ static irqreturn_t m_can_isr(int irq, void *dev_id) if (cdev->is_peripheral) timestamp = m_can_get_timestamp(cdev); m_can_tx_update_stats(cdev, 0, timestamp); - - can_led_event(dev, CAN_LED_EVENT_TX); netif_wake_queue(dev); } } else { @@ -1097,7 +1092,6 @@ static irqreturn_t m_can_isr(int irq, void *dev_id) if (m_can_echo_tx_event(dev) != 0) goto out_fail; - can_led_event(dev, CAN_LED_EVENT_TX); if (netif_queue_stopped(dev) && !m_can_tx_fifo_full(cdev)) netif_wake_queue(dev); @@ -1562,7 +1556,6 @@ static int m_can_close(struct net_device *dev) can_rx_offload_disable(&cdev->offload); close_candev(dev); - can_led_event(dev, CAN_LED_EVENT_STOP); phy_power_off(cdev->transceiver); @@ -1806,8 +1799,6 @@ static int m_can_open(struct net_device *dev) /* start the m_can controller */ m_can_start(dev); - can_led_event(dev, CAN_LED_EVENT_OPEN); - if (!cdev->is_peripheral) napi_enable(&cdev->napi); @@ -1995,8 +1986,6 @@ int m_can_class_register(struct m_can_classdev *cdev) goto rx_offload_del; } - devm_can_led_init(cdev->net); - of_can_transceiver(cdev->net); dev_info(cdev->dev, "%s device registered (irq=%d, version=%d)\n", diff --git a/drivers/net/can/m_can/m_can.h b/drivers/net/can/m_can/m_can.h index d18b515e6ccc..4c0267f9f297 100644 --- a/drivers/net/can/m_can/m_can.h +++ b/drivers/net/can/m_can/m_can.h @@ -7,7 +7,6 @@ #define _CAN_M_CAN_H_ #include <linux/can/core.h> -#include <linux/can/led.h> #include <linux/can/rx-offload.h> #include <linux/completion.h> #include <linux/device.h> diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c index 103f1a92eee2..d45762f1cf6b 100644 --- a/drivers/net/can/rcar/rcar_can.c +++ b/drivers/net/can/rcar/rcar_can.c @@ -12,7 +12,6 @@ #include <linux/errno.h> #include <linux/netdevice.h> #include <linux/platform_device.h> -#include <linux/can/led.h> #include <linux/can/dev.h> #include <linux/clk.h> #include <linux/of.h> @@ -389,7 +388,6 @@ static void rcar_can_tx_done(struct net_device *ndev) /* Clear interrupt */ isr = readb(&priv->regs->isr); writeb(isr & ~RCAR_CAN_ISR_TXFF, &priv->regs->isr); - can_led_event(ndev, CAN_LED_EVENT_TX); } static irqreturn_t rcar_can_interrupt(int irq, void *dev_id) @@ -531,7 +529,6 @@ static int rcar_can_open(struct net_device *ndev) ndev->irq, err); goto out_close; } - can_led_event(ndev, CAN_LED_EVENT_OPEN); rcar_can_start(ndev); netif_start_queue(ndev); return 0; @@ -581,7 +578,6 @@ static int rcar_can_close(struct net_device *ndev) clk_disable_unprepare(priv->can_clk); clk_disable_unprepare(priv->clk); close_candev(ndev); - can_led_event(ndev, CAN_LED_EVENT_STOP); return 0; } @@ -666,8 +662,6 @@ static void rcar_can_rx_pkt(struct rcar_can_priv *priv) } stats->rx_packets++; - can_led_event(priv->ndev, CAN_LED_EVENT_RX); - netif_receive_skb(skb); } @@ -812,8 +806,6 @@ static int rcar_can_probe(struct platform_device *pdev) goto fail_candev; } - devm_can_led_init(ndev); - dev_info(&pdev->dev, "device registered (IRQ%d)\n", ndev->irq); return 0; diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index f75ebaa35519..40a11445d021 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -29,7 +29,6 @@ #include <linux/errno.h> #include <linux/netdevice.h> #include <linux/platform_device.h> -#include <linux/can/led.h> #include <linux/can/dev.h> #include <linux/clk.h> #include <linux/of.h> @@ -1128,7 +1127,6 @@ static void rcar_canfd_tx_done(struct net_device *ndev) /* Clear interrupt */ rcar_canfd_write(priv->base, RCANFD_CFSTS(gpriv, ch, RCANFD_CFFIFO_IDX), sts & ~RCANFD_CFSTS_CFTXIF); - can_led_event(ndev, CAN_LED_EVENT_TX); } static void rcar_canfd_handle_global_err(struct rcar_canfd_global *gpriv, u32 ch) @@ -1419,7 +1417,6 @@ static int rcar_canfd_open(struct net_device *ndev) if (err) goto out_close; netif_start_queue(ndev); - can_led_event(ndev, CAN_LED_EVENT_OPEN); return 0; out_close: napi_disable(&priv->napi); @@ -1469,7 +1466,6 @@ static int rcar_canfd_close(struct net_device *ndev) napi_disable(&priv->napi); clk_disable_unprepare(gpriv->can_clk); close_candev(ndev); - can_led_event(ndev, CAN_LED_EVENT_STOP); return 0; } @@ -1619,8 +1615,6 @@ static void rcar_canfd_rx_pkt(struct rcar_canfd_channel *priv) */ rcar_canfd_write(priv->base, RCANFD_RFPCTR(gpriv, ridx), 0xff); - can_led_event(priv->ndev, CAN_LED_EVENT_RX); - if (!(cf->can_id & CAN_RTR_FLAG)) stats->rx_bytes += cf->len; stats->rx_packets++; @@ -1792,7 +1786,6 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, netif_napi_add_weight(ndev, &priv->napi, rcar_canfd_rx_poll, RCANFD_NAPI_WEIGHT); spin_lock_init(&priv->tx_lock); - devm_can_led_init(ndev); gpriv->ch[priv->channel] = priv; err = register_candev(ndev); if (err) { diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 966316479485..2e7638f98cf1 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -60,7 +60,6 @@ #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include "sja1000.h" @@ -383,8 +382,6 @@ static void sja1000_rx(struct net_device *dev) sja1000_write_cmdreg(priv, CMD_RRB); netif_rx(skb); - - can_led_event(dev, CAN_LED_EVENT_RX); } static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status) @@ -531,7 +528,6 @@ irqreturn_t sja1000_interrupt(int irq, void *dev_id) stats->tx_packets++; } netif_wake_queue(dev); - can_led_event(dev, CAN_LED_EVENT_TX); } if (isrc & IRQ_RI) { /* receive interrupt */ @@ -587,8 +583,6 @@ static int sja1000_open(struct net_device *dev) /* init and start chi */ sja1000_start(dev); - can_led_event(dev, CAN_LED_EVENT_OPEN); - netif_start_queue(dev); return 0; @@ -606,8 +600,6 @@ static int sja1000_close(struct net_device *dev) close_candev(dev); - can_led_event(dev, CAN_LED_EVENT_STOP); - return 0; } @@ -673,9 +665,6 @@ int register_sja1000dev(struct net_device *dev) ret = register_candev(dev); - if (!ret) - devm_can_led_init(dev); - return ret; } EXPORT_SYMBOL_GPL(register_sja1000dev); diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c index a5b2952b8d0f..ebc4ebb44c98 100644 --- a/drivers/net/can/spi/hi311x.c +++ b/drivers/net/can/spi/hi311x.c @@ -16,7 +16,6 @@ #include <linux/can/core.h> #include <linux/can/dev.h> -#include <linux/can/led.h> #include <linux/clk.h> #include <linux/completion.h> #include <linux/delay.h> @@ -354,8 +353,6 @@ static void hi3110_hw_rx(struct spi_device *spi) } priv->net->stats.rx_packets++; - can_led_event(priv->net, CAN_LED_EVENT_RX); - netif_rx(skb); } @@ -567,8 +564,6 @@ static int hi3110_stop(struct net_device *net) mutex_unlock(&priv->hi3110_lock); - can_led_event(net, CAN_LED_EVENT_STOP); - return 0; } @@ -725,7 +720,6 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id) if (priv->tx_busy && statf & HI3110_STAT_TXMTY) { net->stats.tx_packets++; net->stats.tx_bytes += can_get_echo_skb(net, 0, NULL); - can_led_event(net, CAN_LED_EVENT_TX); priv->tx_busy = false; netif_wake_queue(net); } @@ -783,7 +777,6 @@ static int hi3110_open(struct net_device *net) if (ret) goto out_free_wq; - can_led_event(net, CAN_LED_EVENT_OPEN); netif_wake_queue(net); mutex_unlock(&priv->hi3110_lock); @@ -931,7 +924,6 @@ static int hi3110_can_probe(struct spi_device *spi) if (ret) goto error_probe; - devm_can_led_init(net); netdev_info(net, "%x successfully initialized.\n", priv->model); return 0; diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c index fc747bff5eeb..666a4505a55a 100644 --- a/drivers/net/can/spi/mcp251x.c +++ b/drivers/net/can/spi/mcp251x.c @@ -22,7 +22,6 @@ #include <linux/bitfield.h> #include <linux/can/core.h> #include <linux/can/dev.h> -#include <linux/can/led.h> #include <linux/clk.h> #include <linux/completion.h> #include <linux/delay.h> @@ -738,8 +737,6 @@ static void mcp251x_hw_rx(struct spi_device *spi, int buf_idx) } priv->net->stats.rx_packets++; - can_led_event(priv->net, CAN_LED_EVENT_RX); - netif_rx(skb); } @@ -973,8 +970,6 @@ static int mcp251x_stop(struct net_device *net) mutex_unlock(&priv->mcp_lock); - can_led_event(net, CAN_LED_EVENT_STOP); - return 0; } @@ -1177,7 +1172,6 @@ static irqreturn_t mcp251x_can_ist(int irq, void *dev_id) break; if (intf & CANINTF_TX) { - can_led_event(net, CAN_LED_EVENT_TX); if (priv->tx_busy) { net->stats.tx_packets++; net->stats.tx_bytes += can_get_echo_skb(net, 0, @@ -1232,8 +1226,6 @@ static int mcp251x_open(struct net_device *net) if (ret) goto out_free_irq; - can_led_event(net, CAN_LED_EVENT_OPEN); - netif_wake_queue(net); mutex_unlock(&priv->mcp_lock); @@ -1403,8 +1395,6 @@ static int mcp251x_can_probe(struct spi_device *spi) if (ret) goto error_probe; - devm_can_led_init(net); - ret = mcp251x_gpio_setup(priv); if (ret) goto error_probe; diff --git a/drivers/net/can/sun4i_can.c b/drivers/net/can/sun4i_can.c index 25d6d81ab4f4..155b90f6c767 100644 --- a/drivers/net/can/sun4i_can.c +++ b/drivers/net/can/sun4i_can.c @@ -51,7 +51,6 @@ #include <linux/can.h> #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/clk.h> #include <linux/delay.h> #include <linux/interrupt.h> @@ -516,8 +515,6 @@ static void sun4i_can_rx(struct net_device *dev) sun4i_can_write_cmdreg(priv, SUN4I_CMD_RELEASE_RBUF); netif_rx(skb); - - can_led_event(dev, CAN_LED_EVENT_RX); } static int sun4i_can_err(struct net_device *dev, u8 isrc, u8 status) @@ -664,7 +661,6 @@ static irqreturn_t sun4i_can_interrupt(int irq, void *dev_id) stats->tx_bytes += can_get_echo_skb(dev, 0, NULL); stats->tx_packets++; netif_wake_queue(dev); - can_led_event(dev, CAN_LED_EVENT_TX); } if ((isrc & SUN4I_INT_RBUF_VLD) && !(isrc & SUN4I_INT_DATA_OR)) { @@ -729,7 +725,6 @@ static int sun4ican_open(struct net_device *dev) goto exit_can_start; } - can_led_event(dev, CAN_LED_EVENT_OPEN); netif_start_queue(dev); return 0; @@ -756,7 +751,6 @@ static int sun4ican_close(struct net_device *dev) free_irq(dev->irq, dev); close_candev(dev); - can_led_event(dev, CAN_LED_EVENT_STOP); return 0; } @@ -883,7 +877,6 @@ static int sun4ican_probe(struct platform_device *pdev) DRV_NAME, err); goto exit_free; } - devm_can_led_init(dev); dev_info(&pdev->dev, "device registered (base=%p, irq=%d)\n", priv->base, dev->irq); diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index bb3f2e3b004c..debe17bfd0f0 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -34,7 +34,6 @@ #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/can/rx-offload.h> #define DRV_NAME "ti_hecc" @@ -759,7 +758,6 @@ static irqreturn_t ti_hecc_interrupt(int irq, void *dev_id) can_rx_offload_get_echo_skb(&priv->offload, mbxno, stamp, NULL); stats->tx_packets++; - can_led_event(ndev, CAN_LED_EVENT_TX); --priv->tx_tail; } @@ -814,8 +812,6 @@ static int ti_hecc_open(struct net_device *ndev) return err; } - can_led_event(ndev, CAN_LED_EVENT_OPEN); - ti_hecc_start(ndev); can_rx_offload_enable(&priv->offload); netif_start_queue(ndev); @@ -834,8 +830,6 @@ static int ti_hecc_close(struct net_device *ndev) close_candev(ndev); ti_hecc_transceiver_switch(priv, 0); - can_led_event(ndev, CAN_LED_EVENT_STOP); - return 0; } @@ -954,8 +948,6 @@ static int ti_hecc_probe(struct platform_device *pdev) goto probe_exit_offload; } - devm_can_led_init(ndev); - dev_info(&pdev->dev, "device registered (reg_base=%p, irq=%u)\n", priv->base, (u32)ndev->irq); diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c index c45a814e1de2..792ab9da317d 100644 --- a/drivers/net/can/usb/mcba_usb.c +++ b/drivers/net/can/usb/mcba_usb.c @@ -10,7 +10,6 @@ #include <linux/can.h> #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/module.h> #include <linux/netdevice.h> #include <linux/signal.h> @@ -232,8 +231,6 @@ static void mcba_usb_write_bulk_callback(struct urb *urb) netdev->stats.tx_packets++; netdev->stats.tx_bytes += can_get_echo_skb(netdev, ctx->ndx, NULL); - - can_led_event(netdev, CAN_LED_EVENT_TX); } if (urb->status) @@ -452,7 +449,6 @@ static void mcba_usb_process_can(struct mcba_priv *priv, } stats->rx_packets++; - can_led_event(priv->netdev, CAN_LED_EVENT_RX); netif_rx(skb); } @@ -700,7 +696,6 @@ static int mcba_usb_open(struct net_device *netdev) priv->can_speed_check = true; priv->can.state = CAN_STATE_ERROR_ACTIVE; - can_led_event(netdev, CAN_LED_EVENT_OPEN); netif_start_queue(netdev); return 0; @@ -732,7 +727,6 @@ static int mcba_usb_close(struct net_device *netdev) mcba_urb_unlink(priv); close_candev(netdev); - can_led_event(netdev, CAN_LED_EVENT_STOP); return 0; } @@ -857,8 +851,6 @@ static int mcba_usb_probe(struct usb_interface *intf, priv->rx_pipe = usb_rcvbulkpipe(priv->udev, in->bEndpointAddress); priv->tx_pipe = usb_sndbulkpipe(priv->udev, out->bEndpointAddress); - devm_can_led_init(netdev); - /* Start USB dev only if we have successfully registered CAN device */ err = mcba_usb_start(priv); if (err) { diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c index b638604bf1ee..f3363575bf32 100644 --- a/drivers/net/can/usb/usb_8dev.c +++ b/drivers/net/can/usb/usb_8dev.c @@ -21,7 +21,6 @@ #include <linux/can.h> #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> /* driver constants */ #define MAX_RX_URBS 20 @@ -480,8 +479,6 @@ static void usb_8dev_rx_can_msg(struct usb_8dev_priv *priv, stats->rx_packets++; netif_rx(skb); - - can_led_event(priv->netdev, CAN_LED_EVENT_RX); } else { netdev_warn(priv->netdev, "frame type %d unknown", msg->type); @@ -582,8 +579,6 @@ static void usb_8dev_write_bulk_callback(struct urb *urb) netdev->stats.tx_packets++; netdev->stats.tx_bytes += can_get_echo_skb(netdev, context->echo_index, NULL); - can_led_event(netdev, CAN_LED_EVENT_TX); - /* Release context */ context->echo_index = MAX_TX_URBS; @@ -807,8 +802,6 @@ static int usb_8dev_open(struct net_device *netdev) if (err) return err; - can_led_event(netdev, CAN_LED_EVENT_OPEN); - /* finally start device */ err = usb_8dev_start(priv); if (err) { @@ -865,8 +858,6 @@ static int usb_8dev_close(struct net_device *netdev) close_candev(netdev); - can_led_event(netdev, CAN_LED_EVENT_STOP); - return err; } @@ -974,8 +965,6 @@ static int usb_8dev_probe(struct usb_interface *intf, (version>>8) & 0xff, version & 0xff); } - devm_can_led_init(netdev); - return 0; cleanup_unregister_candev: diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c index 7f730b471e9f..8a3b7b103ca4 100644 --- a/drivers/net/can/xilinx_can.c +++ b/drivers/net/can/xilinx_can.c @@ -26,7 +26,6 @@ #include <linux/types.h> #include <linux/can/dev.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/pm_runtime.h> #define DRIVER_NAME "xilinx_can" @@ -1209,10 +1208,8 @@ static int xcan_rx_poll(struct napi_struct *napi, int quota) XCAN_IXR_RXNEMP_MASK); } - if (work_done) { - can_led_event(ndev, CAN_LED_EVENT_RX); + if (work_done) xcan_update_error_state_after_rxtx(ndev); - } if (work_done < quota) { if (napi_complete_done(napi, work_done)) { @@ -1298,7 +1295,6 @@ static void xcan_tx_interrupt(struct net_device *ndev, u32 isr) spin_unlock_irqrestore(&priv->tx_lock, flags); - can_led_event(ndev, CAN_LED_EVENT_TX); xcan_update_error_state_after_rxtx(ndev); } @@ -1420,7 +1416,6 @@ static int xcan_open(struct net_device *ndev) goto err_candev; } - can_led_event(ndev, CAN_LED_EVENT_OPEN); napi_enable(&priv->napi); netif_start_queue(ndev); @@ -1452,7 +1447,6 @@ static int xcan_close(struct net_device *ndev) free_irq(ndev->irq, ndev); close_candev(ndev); - can_led_event(ndev, CAN_LED_EVENT_STOP); pm_runtime_put(priv->dev); return 0; @@ -1812,8 +1806,6 @@ static int xcan_probe(struct platform_device *pdev) goto err_disableclks; } - devm_can_led_init(ndev); - pm_runtime_put(&pdev->dev); if (priv->devtype.flags & XCAN_FLAG_CANFD_2) { diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h index c2ea47f30046..e22dc03c850e 100644 --- a/include/linux/can/dev.h +++ b/include/linux/can/dev.h @@ -17,7 +17,6 @@ #include <linux/can.h> #include <linux/can/bittiming.h> #include <linux/can/error.h> -#include <linux/can/led.h> #include <linux/can/length.h> #include <linux/can/netlink.h> #include <linux/can/skb.h> @@ -85,15 +84,6 @@ struct can_priv { int (*do_get_berr_counter)(const struct net_device *dev, struct can_berr_counter *bec); int (*do_get_auto_tdcv)(const struct net_device *dev, u32 *tdcv); - -#ifdef CONFIG_CAN_LEDS - struct led_trigger *tx_led_trig; - char tx_led_trig_name[CAN_LED_NAME_SZ]; - struct led_trigger *rx_led_trig; - char rx_led_trig_name[CAN_LED_NAME_SZ]; - struct led_trigger *rxtx_led_trig; - char rxtx_led_trig_name[CAN_LED_NAME_SZ]; -#endif }; static inline bool can_tdc_is_enabled(const struct can_priv *priv) diff --git a/include/linux/can/led.h b/include/linux/can/led.h deleted file mode 100644 index 7c3cfd798c56..000000000000 --- a/include/linux/can/led.h +++ /dev/null @@ -1,51 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright 2012, Fabio Baltieri <fabio.baltieri@gmail.com> - */ - -#ifndef _CAN_LED_H -#define _CAN_LED_H - -#include <linux/if.h> -#include <linux/leds.h> -#include <linux/netdevice.h> - -enum can_led_event { - CAN_LED_EVENT_OPEN, - CAN_LED_EVENT_STOP, - CAN_LED_EVENT_TX, - CAN_LED_EVENT_RX, -}; - -#ifdef CONFIG_CAN_LEDS - -/* keep space for interface name + "-tx"/"-rx"/"-rxtx" - * suffix and null terminator - */ -#define CAN_LED_NAME_SZ (IFNAMSIZ + 6) - -void can_led_event(struct net_device *netdev, enum can_led_event event); -void devm_can_led_init(struct net_device *netdev); -int __init can_led_notifier_init(void); -void __exit can_led_notifier_exit(void); - -#else - -static inline void can_led_event(struct net_device *netdev, - enum can_led_event event) -{ -} -static inline void devm_can_led_init(struct net_device *netdev) -{ -} -static inline int can_led_notifier_init(void) -{ - return 0; -} -static inline void can_led_notifier_exit(void) -{ -} - -#endif - -#endif /* !_CAN_LED_H */ |