| gpioled.c (266105) | gpioled.c (278783) |
|---|---|
| 1/*- 2 * Copyright (c) 2009 Oleksandr Tymoshenko <gonzo@freebsd.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2009 Oleksandr Tymoshenko <gonzo@freebsd.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
| 28__FBSDID("$FreeBSD: stable/10/sys/dev/gpio/gpioled.c 266105 2014-05-15 01:27:53Z loos $"); | 28__FBSDID("$FreeBSD: stable/10/sys/dev/gpio/gpioled.c 278783 2015-02-14 20:50:38Z loos $"); |
| 29 30#include "opt_platform.h" 31 32#include <sys/param.h> 33#include <sys/systm.h> | 29 30#include "opt_platform.h" 31 32#include <sys/param.h> 33#include <sys/systm.h> |
| 34#include <sys/bio.h> | |
| 35#include <sys/bus.h> | 34#include <sys/bus.h> |
| 36#include <sys/conf.h> | 35#include <sys/gpio.h> |
| 37#include <sys/kernel.h> | 36#include <sys/kernel.h> |
| 38#include <sys/kthread.h> | |
| 39#include <sys/lock.h> 40#include <sys/malloc.h> 41#include <sys/module.h> 42#include <sys/mutex.h> 43 44#ifdef FDT 45#include <dev/fdt/fdt_common.h> | 37#include <sys/lock.h> 38#include <sys/malloc.h> 39#include <sys/module.h> 40#include <sys/mutex.h> 41 42#ifdef FDT 43#include <dev/fdt/fdt_common.h> |
| 46#include <dev/gpio/gpiobusvar.h> | |
| 47#include <dev/ofw/ofw_bus.h> 48#endif 49 | 44#include <dev/ofw/ofw_bus.h> 45#endif 46 |
| 47#include <dev/gpio/gpiobusvar.h> |
|
| 50#include <dev/led/led.h> | 48#include <dev/led/led.h> |
| 51#include <sys/gpio.h> | 49 |
| 52#include "gpiobus_if.h" 53 54/* 55 * Only one pin for led 56 */ 57#define GPIOLED_PIN 0 58 59#define GPIOLED_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) --- 14 unchanged lines hidden (view full) --- 74static void gpioled_control(void *, int); 75static int gpioled_probe(device_t); 76static int gpioled_attach(device_t); 77static int gpioled_detach(device_t); 78 79static void 80gpioled_control(void *priv, int onoff) 81{ | 50#include "gpiobus_if.h" 51 52/* 53 * Only one pin for led 54 */ 55#define GPIOLED_PIN 0 56 57#define GPIOLED_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) --- 14 unchanged lines hidden (view full) --- 72static void gpioled_control(void *, int); 73static int gpioled_probe(device_t); 74static int gpioled_attach(device_t); 75static int gpioled_detach(device_t); 76 77static void 78gpioled_control(void *priv, int onoff) 79{ |
| 82 struct gpioled_softc *sc = priv; | 80 int error; 81 struct gpioled_softc *sc; 82 83 sc = (struct gpioled_softc *)priv; |
| 83 GPIOLED_LOCK(sc); | 84 GPIOLED_LOCK(sc); |
| 84 GPIOBUS_LOCK_BUS(sc->sc_busdev); 85 GPIOBUS_ACQUIRE_BUS(sc->sc_busdev, sc->sc_dev); 86 GPIOBUS_PIN_SETFLAGS(sc->sc_busdev, sc->sc_dev, GPIOLED_PIN, 87 GPIO_PIN_OUTPUT); 88 GPIOBUS_PIN_SET(sc->sc_busdev, sc->sc_dev, GPIOLED_PIN, 89 onoff ? GPIO_PIN_HIGH : GPIO_PIN_LOW); | 85 error = GPIOBUS_ACQUIRE_BUS(sc->sc_busdev, sc->sc_dev, 86 GPIOBUS_DONTWAIT); 87 if (error != 0) { 88 GPIOLED_UNLOCK(sc); 89 return; 90 } 91 error = GPIOBUS_PIN_SETFLAGS(sc->sc_busdev, sc->sc_dev, 92 GPIOLED_PIN, GPIO_PIN_OUTPUT); 93 if (error == 0) 94 GPIOBUS_PIN_SET(sc->sc_busdev, sc->sc_dev, GPIOLED_PIN, 95 onoff ? GPIO_PIN_HIGH : GPIO_PIN_LOW); |
| 90 GPIOBUS_RELEASE_BUS(sc->sc_busdev, sc->sc_dev); | 96 GPIOBUS_RELEASE_BUS(sc->sc_busdev, sc->sc_dev); |
| 91 GPIOBUS_UNLOCK_BUS(sc->sc_busdev); | |
| 92 GPIOLED_UNLOCK(sc); 93} 94 95#ifdef FDT 96static void 97gpioled_identify(driver_t *driver, device_t bus) 98{ 99 phandle_t child, leds, root; --- 129 unchanged lines hidden --- | 97 GPIOLED_UNLOCK(sc); 98} 99 100#ifdef FDT 101static void 102gpioled_identify(driver_t *driver, device_t bus) 103{ 104 phandle_t child, leds, root; --- 129 unchanged lines hidden --- |