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[93.34.93.173]) by smtp.googlemail.com with ESMTPSA id k10-20020adff5ca000000b0030ae87bd3e3sm434043wrp.18.2023.06.19.13.47.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Jun 2023 13:47:22 -0700 (PDT) From: Christian Marangi To: Pavel Machek , Lee Jones , Andrew Lunn , Christian Marangi , "David S. Miller" , Dan Carpenter , linux-leds@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: [net-next PATCH v5 3/3] leds: trigger: netdev: expose hw_control status via sysfs Date: Mon, 19 Jun 2023 22:47:00 +0200 Message-Id: <20230619204700.6665-4-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230619204700.6665-1-ansuelsmth@gmail.com> References: <20230619204700.6665-1-ansuelsmth@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1769165706670429661?= X-GMAIL-MSGID: =?utf-8?q?1769165706670429661?= Expose hw_control status via sysfs for the netdev trigger to give userspace better understanding of the current state of the trigger and the LED. Signed-off-by: Christian Marangi Reviewed-by: Andrew Lunn Acked-by: Lee Jones --- drivers/leds/trigger/ledtrig-netdev.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/leds/trigger/ledtrig-netdev.c b/drivers/leds/trigger/ledtrig-netdev.c index 2c1c9e95860e..32b66703068a 100644 --- a/drivers/leds/trigger/ledtrig-netdev.c +++ b/drivers/leds/trigger/ledtrig-netdev.c @@ -406,6 +406,16 @@ static ssize_t interval_store(struct device *dev, static DEVICE_ATTR_RW(interval); +static ssize_t hw_control_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct led_netdev_data *trigger_data = led_trigger_get_drvdata(dev); + + return sprintf(buf, "%d\n", trigger_data->hw_control); +} + +static DEVICE_ATTR_RO(hw_control); + static struct attribute *netdev_trig_attrs[] = { &dev_attr_device_name.attr, &dev_attr_link.attr, @@ -417,6 +427,7 @@ static struct attribute *netdev_trig_attrs[] = { &dev_attr_rx.attr, &dev_attr_tx.attr, &dev_attr_interval.attr, + &dev_attr_hw_control.attr, NULL }; ATTRIBUTE_GROUPS(netdev_trig);