From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752803Ab2LPLJx (ORCPT ); Sun, 16 Dec 2012 06:09:53 -0500 Received: from mail-wi0-f174.google.com ([209.85.212.174]:54681 "EHLO mail-wi0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752736Ab2LPLJu (ORCPT ); Sun, 16 Dec 2012 06:09:50 -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 , Anant Gole Subject: [PATCH 4/9] can: ti_hecc: add LED trigger support Date: Sun, 16 Dec 2012 12:08:28 +0100 Message-Id: <1355656113-9562-5-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 ti_hecc devices by calling appropriate can_led functions. These are only enabled when CONFIG_CAN_LEDS is Y, becomes no-op otherwise. Cc: Anant Gole Cc: Wolfgang Grandegger Cc: Marc Kleine-Budde Signed-off-by: Fabio Baltieri --- drivers/net/can/ti_hecc.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index f898c63..f52a975 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -50,6 +50,7 @@ #include #include +#include #include #define DRV_NAME "ti_hecc" @@ -593,6 +594,7 @@ static int ti_hecc_rx_pkt(struct ti_hecc_priv *priv, int mbxno) spin_unlock_irqrestore(&priv->mbx_lock, flags); stats->rx_bytes += cf->can_dlc; + can_led_event(priv->ndev, CAN_LED_EVENT_RX); netif_receive_skb(skb); stats->rx_packets++; @@ -796,6 +798,7 @@ static irqreturn_t ti_hecc_interrupt(int irq, void *dev_id) stats->tx_bytes += hecc_read_mbx(priv, mbxno, HECC_CANMCF) & 0xF; stats->tx_packets++; + can_led_event(ndev, CAN_LED_EVENT_TX); can_get_echo_skb(ndev, mbxno); --priv->tx_tail; } @@ -851,6 +854,8 @@ static int ti_hecc_open(struct net_device *ndev) return err; } + can_led_event(ndev, CAN_LED_EVENT_OPEN); + ti_hecc_start(ndev); napi_enable(&priv->napi); netif_start_queue(ndev); @@ -869,6 +874,8 @@ 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; } @@ -961,6 +968,9 @@ static int ti_hecc_probe(struct platform_device *pdev) dev_err(&pdev->dev, "register_candev() failed\n"); goto probe_exit_clk; } + + devm_can_led_init(ndev); + dev_info(&pdev->dev, "device registered (reg_base=%p, irq=%u)\n", priv->base, (u32) ndev->irq); -- 1.7.12.1