diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 08:12:43 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 08:12:43 -0800 |
commit | 79c9601c2e0dbbe69895d302de4d19f3a31fbd30 (patch) | |
tree | 78d4be2df851b2b4106adcfd736622a90cecf9e9 /arch/arm/mach-s3c2410/h1940-bluetooth.c | |
parent | 41440ffe21f29bdb985cab76b2d0b06d83e63b19 (diff) | |
parent | 3d14b5beba35250c548d3851a2b84fce742d8311 (diff) |
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (272 commits)
Fix soc_common PCMCIA configuration
ARM: 5827/1: SA1100: h3100/h3600: emit messages on failed gpio_request
ARM: 5826/1: SA1100: h3100/h3600: always build htc-egpio driver
ARM: 5825/1: SA1100: h3600: update defconfig
ARM: 5824/1: SA1100: reuse h3600 PCMCIA driver on h3100
ARM: 5823/1: SA1100: h3100/h3600: add support for gpio-keys
ARM: 5822/1: SA1100: h3100/h3600: clean up #includes
ARM: 5821/1: SA1100: h3100/h3600: revise copyright boilerplates
ARM: 5820/1: SA1100: h3100/h3600: split h3600.c
ARM: 5819/1: SA1100: h3100/h3600: merge h3600.h and h3600_gpio.h into h3xxx.h
ARM: 5818/1: SA1100: h3100/h3600: drop old GPIO definitions
ARM: 5817/1: SA1100: h3100/h3600: configure all unused gpios as inputs
ARM: 5816/1: SA1100: h3600: remove IRQ_GPIO_* definitions
ARM: 5815/1: SA1100: h3100/h3600: remove now unused assign_h3600_egpio handlers
ARM: 5814/1: SA1100: h3100/h3600: convert all users of assign_h3600_egpio to gpiolib
ARM: 5813/1: SA1100: h3100/h3600: add htc-egpio driver
ARM: 5812/1: SA1100: h3100/h3600: separate machine-specific LCD helpers
ARM: 5811/2: pcmcia: convert sa1100_h3600 driver to gpiolib
ARM: 5799/1: SA1100: h3600: stop setting direction for LCD pins
ARM: 5798/1: SA1100: h3600: remove unused cruft from h3600.h
...
Diffstat (limited to 'arch/arm/mach-s3c2410/h1940-bluetooth.c')
-rw-r--r-- | arch/arm/mach-s3c2410/h1940-bluetooth.c | 88 |
1 files changed, 42 insertions, 46 deletions
diff --git a/arch/arm/mach-s3c2410/h1940-bluetooth.c b/arch/arm/mach-s3c2410/h1940-bluetooth.c index 5aabf117cbb..b7d1f8d27bc 100644 --- a/arch/arm/mach-s3c2410/h1940-bluetooth.c +++ b/arch/arm/mach-s3c2410/h1940-bluetooth.c @@ -17,6 +17,7 @@ #include <linux/ctype.h> #include <linux/leds.h> #include <linux/gpio.h> +#include <linux/rfkill.h> #include <mach/regs-gpio.h> #include <mach/hardware.h> @@ -24,21 +25,10 @@ #define DRV_NAME "h1940-bt" -#ifdef CONFIG_LEDS_H1940 -DEFINE_LED_TRIGGER(bt_led_trigger); -#endif - -static int state; - /* Bluetooth control */ static void h1940bt_enable(int on) { if (on) { -#ifdef CONFIG_LEDS_H1940 - /* flashing Blue */ - led_trigger_event(bt_led_trigger, LED_HALF); -#endif - /* Power on the chip */ h1940_latch_control(0, H1940_LATCH_BLUETOOTH_POWER); /* Reset the chip */ @@ -46,48 +36,31 @@ static void h1940bt_enable(int on) s3c2410_gpio_setpin(S3C2410_GPH(1), 1); mdelay(10); s3c2410_gpio_setpin(S3C2410_GPH(1), 0); - - state = 1; } else { -#ifdef CONFIG_LEDS_H1940 - led_trigger_event(bt_led_trigger, 0); -#endif - s3c2410_gpio_setpin(S3C2410_GPH(1), 1); mdelay(10); s3c2410_gpio_setpin(S3C2410_GPH(1), 0); mdelay(10); h1940_latch_control(H1940_LATCH_BLUETOOTH_POWER, 0); - - state = 0; } } -static ssize_t h1940bt_show(struct device *dev, struct device_attribute *attr, char *buf) +static int h1940bt_set_block(void *data, bool blocked) { - return snprintf(buf, PAGE_SIZE, "%d\n", state); + h1940bt_enable(!blocked); + return 0; } -static ssize_t h1940bt_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) -{ - int new_state; - char *endp; - - new_state = simple_strtoul(buf, &endp, 0); - if (*endp && !isspace(*endp)) - return -EINVAL; - - h1940bt_enable(new_state); - - return count; -} -static DEVICE_ATTR(enable, 0644, - h1940bt_show, - h1940bt_store); +static const struct rfkill_ops h1940bt_rfkill_ops = { + .set_block = h1940bt_set_block, +}; static int __init h1940bt_probe(struct platform_device *pdev) { + struct rfkill *rfk; + int ret = 0; + /* Configures BT serial port GPIOs */ s3c2410_gpio_cfgpin(S3C2410_GPH(0), S3C2410_GPH0_nCTS0); s3c2410_gpio_pullup(S3C2410_GPH(0), 1); @@ -98,21 +71,44 @@ static int __init h1940bt_probe(struct platform_device *pdev) s3c2410_gpio_cfgpin(S3C2410_GPH(3), S3C2410_GPH3_RXD0); s3c2410_gpio_pullup(S3C2410_GPH(3), 1); -#ifdef CONFIG_LEDS_H1940 - led_trigger_register_simple("h1940-bluetooth", &bt_led_trigger); -#endif - /* disable BT by default */ - h1940bt_enable(0); + rfk = rfkill_alloc(DRV_NAME, &pdev->dev, RFKILL_TYPE_BLUETOOTH, + &h1940bt_rfkill_ops, NULL); + if (!rfk) { + ret = -ENOMEM; + goto err_rfk_alloc; + } + + rfkill_set_led_trigger_name(rfk, "h1940-bluetooth"); + + ret = rfkill_register(rfk); + if (ret) + goto err_rfkill; + + platform_set_drvdata(pdev, rfk); + + return 0; - return device_create_file(&pdev->dev, &dev_attr_enable); +err_rfkill: + rfkill_destroy(rfk); +err_rfk_alloc: + return ret; } static int h1940bt_remove(struct platform_device *pdev) { -#ifdef CONFIG_LEDS_H1940 - led_trigger_unregister_simple(bt_led_trigger); -#endif + struct rfkill *rfk = platform_get_drvdata(pdev); + + platform_set_drvdata(pdev, NULL); + + if (rfk) { + rfkill_unregister(rfk); + rfkill_destroy(rfk); + } + rfk = NULL; + + h1940bt_enable(0); + return 0; } |