From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752762Ab2LPLJu (ORCPT ); Sun, 16 Dec 2012 06:09:50 -0500 Received: from mail-wi0-f170.google.com ([209.85.212.170]:60666 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752656Ab2LPLJr (ORCPT ); Sun, 16 Dec 2012 06:09:47 -0500 From: Fabio Baltieri To: Marc Kleine-Budde , linux-can@vger.kernel.org Cc: Kurt Van Dijck , Wolfgang Grandegger , Oliver Hartkopp , linux-kernel@vger.kernel.org, Fabio Baltieri Subject: [PATCH 3/9] can: at91_can: add LED trigger support Date: Sun, 16 Dec 2012 12:08:27 +0100 Message-Id: <1355656113-9562-4-git-send-email-fabio.baltieri@gmail.com> X-Mailer: git-send-email 1.7.12.1 In-Reply-To: <1355656113-9562-1-git-send-email-fabio.baltieri@gmail.com> References: <1355656113-9562-1-git-send-email-fabio.baltieri@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add support for canbus activity led indicators on at91_can devices by calling appropriate can_led functions. These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op otherwise. Cc: Wolfgang Grandegger Cc: Marc Kleine-Budde Signed-off-by: Fabio Baltieri --- drivers/net/can/at91_can.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c index 81baefd..44f3637 100644 --- a/drivers/net/can/at91_can.c +++ b/drivers/net/can/at91_can.c @@ -37,6 +37,7 @@ #include #include +#include #define AT91_MB_MASK(i) ((1 << (i)) - 1) @@ -641,6 +642,8 @@ static void at91_read_msg(struct net_device *dev, unsigned int mb) stats->rx_packets++; stats->rx_bytes += cf->can_dlc; + + can_led_event(dev, CAN_LED_EVENT_RX); } /** @@ -875,6 +878,7 @@ static void at91_irq_tx(struct net_device *dev, u32 reg_sr) /* _NOTE_: subtract AT91_MB_TX_FIRST offset from mb! */ can_get_echo_skb(dev, mb - get_mb_tx_first(priv)); dev->stats.tx_packets++; + can_led_event(dev, CAN_LED_EVENT_TX); } } @@ -1128,6 +1132,8 @@ 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); @@ -1159,6 +1165,8 @@ static int at91_close(struct net_device *dev) close_candev(dev); + can_led_event(dev, CAN_LED_EVENT_STOP); + return 0; } @@ -1321,6 +1329,8 @@ 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); -- 1.7.12.1