mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
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112 lines
3.5 KiB
Diff
112 lines
3.5 KiB
Diff
From 5e885a33c48ac5784071f76428ec48769a853c2c Mon Sep 17 00:00:00 2001
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From: Kevin Mihelich <kevin@archlinuxarm.org>
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Date: Sun, 25 Feb 2018 16:32:06 -0700
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Subject: [PATCH 4/9] leds: trigger: Introduce a SATA trigger
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Signed-off-by: Kevin Mihelich <kevin@archlinuxarm.org>
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---
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drivers/leds/trigger/Kconfig | 6 ++++
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drivers/leds/trigger/Makefile | 1 +
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drivers/leds/trigger/ledtrig-sata.c | 43 +++++++++++++++++++++++++++++
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include/linux/leds.h | 6 ++++
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4 files changed, 56 insertions(+)
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create mode 100644 drivers/leds/trigger/ledtrig-sata.c
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diff --git a/drivers/leds/trigger/Kconfig b/drivers/leds/trigger/Kconfig
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index 23cc85e2e0e5..32ad06dbf8c0 100644
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--- a/drivers/leds/trigger/Kconfig
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+++ b/drivers/leds/trigger/Kconfig
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@@ -38,6 +38,12 @@ config LEDS_TRIGGER_DISK
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This allows LEDs to be controlled by disk activity.
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If unsure, say Y.
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+config LEDS_TRIGGER_SATA
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+ bool "LED SATA Disk Trigger for Kirkwood SOC"
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+ depends on LEDS_TRIGGERS
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+ help
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+ This allows LEDs to be controlled by IDE disk activity.
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+
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config LEDS_TRIGGER_MTD
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bool "LED MTD (NAND/NOR) Trigger"
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depends on MTD
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diff --git a/drivers/leds/trigger/Makefile b/drivers/leds/trigger/Makefile
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index 733a83e2a718..023b9221202b 100644
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--- a/drivers/leds/trigger/Makefile
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+++ b/drivers/leds/trigger/Makefile
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@@ -2,6 +2,7 @@
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obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o
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obj-$(CONFIG_LEDS_TRIGGER_ONESHOT) += ledtrig-oneshot.o
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obj-$(CONFIG_LEDS_TRIGGER_DISK) += ledtrig-disk.o
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+obj-$(CONFIG_LEDS_TRIGGER_SATA) += ledtrig-sata.o
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obj-$(CONFIG_LEDS_TRIGGER_MTD) += ledtrig-mtd.o
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obj-$(CONFIG_LEDS_TRIGGER_HEARTBEAT) += ledtrig-heartbeat.o
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obj-$(CONFIG_LEDS_TRIGGER_BACKLIGHT) += ledtrig-backlight.o
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diff --git a/drivers/leds/trigger/ledtrig-sata.c b/drivers/leds/trigger/ledtrig-sata.c
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new file mode 100644
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index 000000000000..f1798f43666f
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--- /dev/null
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+++ b/drivers/leds/trigger/ledtrig-sata.c
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@@ -0,0 +1,43 @@
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+/*
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+ * LED SATA-Disk Activity Trigger
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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+ *
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+ */
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+
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+#include <linux/kernel.h>
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+#include <linux/init.h>
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+#include <linux/leds.h>
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+
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+#define BLINK_DELAY 30
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+
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+DEFINE_LED_TRIGGER(ledtrig_sata1);
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+DEFINE_LED_TRIGGER(ledtrig_sata2);
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+
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+void ledtrig_sata_activity(int port_number)
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+{
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+ unsigned long sata_blink_delay = BLINK_DELAY;
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+
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+ switch (port_number) {
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+ case 0:
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+ led_trigger_blink_oneshot(ledtrig_sata1, &sata_blink_delay, &sata_blink_delay, 0);
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+ break;
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+ case 1:
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+ led_trigger_blink_oneshot(ledtrig_sata2, &sata_blink_delay, &sata_blink_delay, 0);
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+ break;
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+ default:
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+ break;
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+ }
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+}
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+EXPORT_SYMBOL(ledtrig_sata_activity);
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+
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+static int __init ledtrig_sata_init(void)
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+{
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+ led_trigger_register_simple("sata-disk1", &ledtrig_sata1);
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+ led_trigger_register_simple("sata-disk2", &ledtrig_sata2);
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+
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+ return 0;
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+}
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+device_initcall(ledtrig_sata_init);
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diff --git a/include/linux/leds.h b/include/linux/leds.h
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index 78204650fe2a..8b140d295d0e 100644
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--- a/include/linux/leds.h
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+++ b/include/linux/leds.h
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@@ -396,6 +396,12 @@ extern void ledtrig_disk_activity(bool write);
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static inline void ledtrig_disk_activity(bool write) {}
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#endif
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+#ifdef CONFIG_LEDS_TRIGGER_SATA
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+extern void ledtrig_sata_activity(int port_number);
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+#else
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+static inline void ledtrig_sata_activity(int port_number) {}
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+#endif
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+
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#ifdef CONFIG_LEDS_TRIGGER_MTD
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extern void ledtrig_mtd_activity(void);
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#else
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--
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2.21.0
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