diff options
Diffstat (limited to 'drivers/misc')
-rw-r--r-- | drivers/misc/Kconfig | 22 | ||||
-rw-r--r-- | drivers/misc/msi-laptop.c | 2 | ||||
-rw-r--r-- | drivers/misc/sony-laptop.c | 204 | ||||
-rw-r--r-- | drivers/misc/thinkpad_acpi.c | 321 | ||||
-rw-r--r-- | drivers/misc/thinkpad_acpi.h | 38 |
5 files changed, 415 insertions, 172 deletions
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index df89367032c..e0a1ff927a5 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -149,6 +149,7 @@ config SONY_LAPTOP tristate "Sony Laptop Extras" depends on X86 && ACPI select BACKLIGHT_CLASS_DEVICE + depends on INPUT ---help--- This mini-driver drives the SNC and SPIC devices present in the ACPI BIOS of the Sony Vaio laptops. @@ -171,6 +172,7 @@ config THINKPAD_ACPI select BACKLIGHT_CLASS_DEVICE select HWMON select NVRAM + depends on INPUT ---help--- This is a driver for the IBM and Lenovo ThinkPad laptops. It adds support for Fn-Fx key combinations, Bluetooth control, video @@ -217,25 +219,5 @@ config THINKPAD_ACPI_BAY If you are not sure, say Y here. -config THINKPAD_ACPI_INPUT_ENABLED - bool "Enable input layer support by default" - depends on THINKPAD_ACPI - default n - ---help--- - This option enables thinkpad-acpi hot key handling over the input - layer at driver load time. When it is unset, the driver does not - enable hot key handling by default, and also starts up with a mostly - empty keymap. - - This option should be enabled if you have a new enough HAL or other - userspace support that properly handles the thinkpad-acpi event - device. It auto-tunes the hot key support to those reported by the - firmware and enables it automatically. - - If unsure, say N here to retain the old behaviour of ibm-acpi, and - thinkpad-acpi up to kernel 2.6.21: userspace will have to enable and - set up the thinkpad-acpi hot key handling using the sysfs interace - after loading the driver. - endif # MISC_DEVICES diff --git a/drivers/misc/msi-laptop.c b/drivers/misc/msi-laptop.c index 932a415197b..349be934db7 100644 --- a/drivers/misc/msi-laptop.c +++ b/drivers/misc/msi-laptop.c @@ -353,7 +353,7 @@ static int __init msi_init(void) if (IS_ERR(msibl_device)) return PTR_ERR(msibl_device); - msibl_device->props.max_brightness = MSI_LCD_LEVEL_MAX-1, + msibl_device->props.max_brightness = MSI_LCD_LEVEL_MAX-1; ret = platform_driver_register(&msipf_driver); if (ret) diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c index d38ddce592c..f248080828f 100644 --- a/drivers/misc/sony-laptop.c +++ b/drivers/misc/sony-laptop.c @@ -1173,7 +1173,8 @@ static struct acpi_driver sony_nc_driver = { #define SONYPI_TYPE3_OFFSET 0x12 struct sony_pic_ioport { - struct acpi_resource_io io; + struct acpi_resource_io io1; + struct acpi_resource_io io2; struct list_head list; }; @@ -1443,11 +1444,11 @@ static u8 sony_pic_call1(u8 dev) { u8 v1, v2; - wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, + wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); - outb(dev, spic_dev.cur_ioport->io.minimum + 4); - v1 = inb_p(spic_dev.cur_ioport->io.minimum + 4); - v2 = inb_p(spic_dev.cur_ioport->io.minimum); + outb(dev, spic_dev.cur_ioport->io1.minimum + 4); + v1 = inb_p(spic_dev.cur_ioport->io1.minimum + 4); + v2 = inb_p(spic_dev.cur_ioport->io1.minimum); dprintk("sony_pic_call1: 0x%.4x\n", (v2 << 8) | v1); return v2; } @@ -1456,13 +1457,13 @@ static u8 sony_pic_call2(u8 dev, u8 fn) { u8 v1; - wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, + wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); - outb(dev, spic_dev.cur_ioport->io.minimum + 4); - wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, + outb(dev, spic_dev.cur_ioport->io1.minimum + 4); + wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); - outb(fn, spic_dev.cur_ioport->io.minimum); - v1 = inb_p(spic_dev.cur_ioport->io.minimum); + outb(fn, spic_dev.cur_ioport->io1.minimum); + v1 = inb_p(spic_dev.cur_ioport->io1.minimum); dprintk("sony_pic_call2: 0x%.4x\n", v1); return v1; } @@ -1471,13 +1472,13 @@ static u8 sony_pic_call3(u8 dev, u8 fn, u8 v) { u8 v1; - wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, ITERATIONS_LONG); - outb(dev, spic_dev.cur_ioport->io.minimum + 4); - wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, ITERATIONS_LONG); - outb(fn, spic_dev.cur_ioport->io.minimum); - wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2, ITERATIONS_LONG); - outb(v, spic_dev.cur_ioport->io.minimum); - v1 = inb_p(spic_dev.cur_ioport->io.minimum); + wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); + outb(dev, spic_dev.cur_ioport->io1.minimum + 4); + wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); + outb(fn, spic_dev.cur_ioport->io1.minimum); + wait_on_command(inb_p(spic_dev.cur_ioport->io1.minimum + 4) & 2, ITERATIONS_LONG); + outb(v, spic_dev.cur_ioport->io1.minimum); + v1 = inb_p(spic_dev.cur_ioport->io1.minimum); dprintk("sony_pic_call3: 0x%.4x\n", v1); return v1; } @@ -2074,7 +2075,18 @@ sony_pic_read_possible_resource(struct acpi_resource *resource, void *context) switch (resource->type) { case ACPI_RESOURCE_TYPE_START_DEPENDENT: + { + /* start IO enumeration */ + struct sony_pic_ioport *ioport = kzalloc(sizeof(*ioport), GFP_KERNEL); + if (!ioport) + return AE_ERROR; + + list_add(&ioport->list, &dev->ioports); + return AE_OK; + } + case ACPI_RESOURCE_TYPE_END_DEPENDENT: + /* end IO enumeration */ return AE_OK; case ACPI_RESOURCE_TYPE_IRQ: @@ -2101,7 +2113,7 @@ sony_pic_read_possible_resource(struct acpi_resource *resource, void *context) if (!interrupt) return AE_ERROR; - list_add_tail(&interrupt->list, &dev->interrupts); + list_add(&interrupt->list, &dev->interrupts); interrupt->irq.triggering = p->triggering; interrupt->irq.polarity = p->polarity; interrupt->irq.sharable = p->sharable; @@ -2113,18 +2125,27 @@ sony_pic_read_possible_resource(struct acpi_resource *resource, void *context) case ACPI_RESOURCE_TYPE_IO: { struct acpi_resource_io *io = &resource->data.io; - struct sony_pic_ioport *ioport = NULL; + struct sony_pic_ioport *ioport = + list_first_entry(&dev->ioports, struct sony_pic_ioport, list); if (!io) { dprintk("Blank IO resource\n"); return AE_OK; } - ioport = kzalloc(sizeof(*ioport), GFP_KERNEL); - if (!ioport) + if (!ioport->io1.minimum) { + memcpy(&ioport->io1, io, sizeof(*io)); + dprintk("IO1 at 0x%.4x (0x%.2x)\n", ioport->io1.minimum, + ioport->io1.address_length); + } + else if (!ioport->io2.minimum) { + memcpy(&ioport->io2, io, sizeof(*io)); + dprintk("IO2 at 0x%.4x (0x%.2x)\n", ioport->io2.minimum, + ioport->io2.address_length); + } + else { + printk(KERN_ERR DRV_PFX "Unknown SPIC Type, more than 2 IO Ports\n"); return AE_ERROR; - - list_add_tail(&ioport->list, &dev->ioports); - memcpy(&ioport->io, io, sizeof(*io)); + } return AE_OK; } default: @@ -2199,10 +2220,22 @@ static int sony_pic_enable(struct acpi_device *device, { acpi_status status; int result = 0; + /* Type 1 resource layout is: + * IO + * IO + * IRQNoFlags + * End + * + * Type 2 and 3 resource layout is: + * IO + * IRQNoFlags + * End + */ struct { - struct acpi_resource io_res; - struct acpi_resource irq_res; - struct acpi_resource end; + struct acpi_resource res1; + struct acpi_resource res2; + struct acpi_resource res3; + struct acpi_resource res4; } *resource; struct acpi_buffer buffer = { 0, NULL }; @@ -2217,21 +2250,49 @@ static int sony_pic_enable(struct acpi_device *device, buffer.length = sizeof(*resource) + 1; buffer.pointer = resource; - /* setup io resource */ - resource->io_res.type = ACPI_RESOURCE_TYPE_IO; - resource->io_res.length = sizeof(struct acpi_resource); - memcpy(&resource->io_res.data.io, &ioport->io, - sizeof(struct acpi_resource_io)); + /* setup Type 1 resources */ + if (spic_dev.model == SONYPI_DEVICE_TYPE1) { - /* setup irq resource */ - resource->irq_res.type = ACPI_RESOURCE_TYPE_IRQ; - resource->irq_res.length = sizeof(struct acpi_resource); - memcpy(&resource->irq_res.data.irq, &irq->irq, - sizeof(struct acpi_resource_irq)); - /* we requested a shared irq */ - resource->irq_res.data.irq.sharable = ACPI_SHARED; + /* setup io resources */ + resource->res1.type = ACPI_RESOURCE_TYPE_IO; + resource->res1.length = sizeof(struct acpi_resource); + memcpy(&resource->res1.data.io, &ioport->io1, + sizeof(struct acpi_resource_io)); - resource->end.type = ACPI_RESOURCE_TYPE_END_TAG; + resource->res2.type = ACPI_RESOURCE_TYPE_IO; + resource->res2.length = sizeof(struct acpi_resource); + memcpy(&resource->res2.data.io, &ioport->io2, + sizeof(struct acpi_resource_io)); + + /* setup irq resource */ + resource->res3.type = ACPI_RESOURCE_TYPE_IRQ; + resource->res3.length = sizeof(struct acpi_resource); + memcpy(&resource->res3.data.irq, &irq->irq, + sizeof(struct acpi_resource_irq)); + /* we requested a shared irq */ + resource->res3.data.irq.sharable = ACPI_SHARED; + + resource->res4.type = ACPI_RESOURCE_TYPE_END_TAG; + + } + /* setup Type 2/3 resources */ + else { + /* setup io resource */ + resource->res1.type = ACPI_RESOURCE_TYPE_IO; + resource->res1.length = sizeof(struct acpi_resource); + memcpy(&resource->res1.data.io, &ioport->io1, + sizeof(struct acpi_resource_io)); + + /* setup irq resource */ + resource->res2.type = ACPI_RESOURCE_TYPE_IRQ; + resource->res2.length = sizeof(struct acpi_resource); + memcpy(&resource->res2.data.irq, &irq->irq, + sizeof(struct acpi_resource_irq)); + /* we requested a shared irq */ + resource->res2.data.irq.sharable = ACPI_SHARED; + + resource->res3.type = ACPI_RESOURCE_TYPE_END_TAG; + } /* Attempt to set the resource */ dprintk("Evaluating _SRS\n"); @@ -2239,7 +2300,7 @@ static int sony_pic_enable(struct acpi_device *device, /* check for total failure */ if (ACPI_FAILURE(status)) { - printk(KERN_ERR DRV_PFX "Error evaluating _SRS"); + printk(KERN_ERR DRV_PFX "Error evaluating _SRS\n"); result = -ENODEV; goto end; } @@ -2268,11 +2329,14 @@ static irqreturn_t sony_pic_irq(int irq, void *dev_id) struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id; - ev = inb_p(dev->cur_ioport->io.minimum); - data_mask = inb_p(dev->cur_ioport->io.minimum + dev->evport_offset); + ev = inb_p(dev->cur_ioport->io1.minimum); + if (dev->cur_ioport->io2.minimum) + data_mask = inb_p(dev->cur_ioport->io2.minimum); + else + data_mask = inb_p(dev->cur_ioport->io1.minimum + dev->evport_offset); dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n", - ev, data_mask, dev->cur_ioport->io.minimum, dev->evport_offset); + ev, data_mask, dev->cur_ioport->io1.minimum, dev->evport_offset); if (ev == 0x00 || ev == 0xff) return IRQ_HANDLED; @@ -2323,8 +2387,11 @@ static int sony_pic_remove(struct acpi_device *device, int type) } free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev); - release_region(spic_dev.cur_ioport->io.minimum, - spic_dev.cur_ioport->io.address_length); + release_region(spic_dev.cur_ioport->io1.minimum, + spic_dev.cur_ioport->io1.address_length); + if (spic_dev.cur_ioport->io2.minimum) + release_region(spic_dev.cur_ioport->io2.minimum, + spic_dev.cur_ioport->io2.address_length); sonypi_compat_exit(); @@ -2397,14 +2464,36 @@ static int sony_pic_add(struct acpi_device *device) goto err_remove_input; /* request io port */ - list_for_each_entry(io, &spic_dev.ioports, list) { - if (request_region(io->io.minimum, io->io.address_length, + list_for_each_entry_reverse(io, &spic_dev.ioports, list) { + if (request_region(io->io1.minimum, io->io1.address_length, "Sony Programable I/O Device")) { - dprintk("I/O port: 0x%.4x (0x%.4x) + 0x%.2x\n", - io->io.minimum, io->io.maximum, - io->io.address_length); - spic_dev.cur_ioport = io; - break; + dprintk("I/O port1: 0x%.4x (0x%.4x) + 0x%.2x\n", + io->io1.minimum, io->io1.maximum, + io->io1.address_length); + /* Type 1 have 2 ioports */ + if (io->io2.minimum) { + if (request_region(io->io2.minimum, + io->io2.address_length, + "Sony Programable I/O Device")) { + dprintk("I/O port2: 0x%.4x (0x%.4x) + 0x%.2x\n", + io->io2.minimum, io->io2.maximum, + io->io2.address_length); + spic_dev.cur_ioport = io; + break; + } + else { + dprintk("Unable to get I/O port2: " + "0x%.4x (0x%.4x) + 0x%.2x\n", + io->io2.minimum, io->io2.maximum, + io->io2.address_length); + release_region(io->io1.minimum, + io->io1.address_length); + } + } + else { + spic_dev.cur_ioport = io; + break; + } } } if (!spic_dev.cur_ioport) { @@ -2414,7 +2503,7 @@ static int sony_pic_add(struct acpi_device *device) } /* request IRQ */ - list_for_each_entry(irq, &spic_dev.interrupts, list) { + list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) { if (!request_irq(irq->irq.interrupts[0], sony_pic_irq, IRQF_SHARED, "sony-laptop", &spic_dev)) { dprintk("IRQ: %d - triggering: %d - " @@ -2462,8 +2551,11 @@ err_free_irq: free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev); err_release_region: - release_region(spic_dev.cur_ioport->io.minimum, - spic_dev.cur_ioport->io.address_length); + release_region(spic_dev.cur_ioport->io1.minimum, + spic_dev.cur_ioport->io1.address_length); + if (spic_dev.cur_ioport->io2.minimum) + release_region(spic_dev.cur_ioport->io2.minimum, + spic_dev.cur_ioport->io2.address_length); err_remove_compat: sonypi_compat_exit(); diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c index bb8956d0c10..37891a8c030 100644 --- a/drivers/misc/thinkpad_acpi.c +++ b/drivers/misc/thinkpad_acpi.c @@ -21,8 +21,8 @@ * 02110-1301, USA. */ -#define IBM_VERSION "0.15" -#define TPACPI_SYSFS_VERSION 0x010000 +#define IBM_VERSION "0.16" +#define TPACPI_SYSFS_VERSION 0x020000 /* * Changelog: @@ -117,6 +117,12 @@ IBM_BIOS_MODULE_ALIAS("K[U,X-Z]"); #define __unused __attribute__ ((unused)) +static enum { + TPACPI_LIFE_INIT = 0, + TPACPI_LIFE_RUNNING, + TPACPI_LIFE_EXITING, +} tpacpi_lifecycle; + /**************************************************************************** **************************************************************************** * @@ -342,6 +348,9 @@ static void dispatch_acpi_notify(acpi_handle handle, u32 event, void *data) { struct ibm_struct *ibm = data; + if (tpacpi_lifecycle != TPACPI_LIFE_RUNNING) + return; + if (!ibm || !ibm->acpi || !ibm->acpi->notify) return; @@ -517,8 +526,10 @@ static char *next_cmd(char **cmds) ****************************************************************************/ static struct platform_device *tpacpi_pdev; +static struct platform_device *tpacpi_sensors_pdev; static struct class_device *tpacpi_hwmon; static struct input_dev *tpacpi_inputdev; +static struct mutex tpacpi_inputdev_send_mutex; static int tpacpi_resume_handler(struct platform_device *pdev) @@ -543,6 +554,12 @@ static struct platform_driver tpacpi_pdriver = { .resume = tpacpi_resume_handler, }; +static struct platform_driver tpacpi_hwmon_pdriver = { + .driver = { + .name = IBM_HWMON_DRVR_NAME, + .owner = THIS_MODULE, + }, +}; /************************************************************************* * thinkpad-acpi driver attributes @@ -692,6 +709,8 @@ static int parse_strtoul(const char *buf, { char *endp; + while (*buf && isspace(*buf)) + buf++; *value = simple_strtoul(buf, &endp, 0); while (*endp && isspace(*endp)) endp++; @@ -906,9 +925,26 @@ static ssize_t hotkey_radio_sw_show(struct device *dev, static struct device_attribute dev_attr_hotkey_radio_sw = __ATTR(hotkey_radio_sw, S_IRUGO, hotkey_radio_sw_show, NULL); +/* sysfs hotkey report_mode -------------------------------------------- */ +static ssize_t hotkey_report_mode_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return snprintf(buf, PAGE_SIZE, "%d\n", + (hotkey_report_mode != 0) ? hotkey_report_mode : 1); +} + +static struct device_attribute dev_attr_hotkey_report_mode = + __ATTR(hotkey_report_mode, S_IRUGO, hotkey_report_mode_show, NULL); + /* --------------------------------------------------------------------- */ -static struct attribute *hotkey_mask_attributes[] = { +static struct attribute *hotkey_attributes[] __initdata = { + &dev_attr_hotkey_enable.attr, + &dev_attr_hotkey_report_mode.attr, +}; + +static struct attribute *hotkey_mask_attributes[] __initdata = { &dev_attr_hotkey_mask.attr, &dev_attr_hotkey_bios_enabled.attr, &dev_attr_hotkey_bios_mask.attr, @@ -972,6 +1008,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) int res, i; int status; + int hkeyv; vdbg_printk(TPACPI_DBG_INIT, "initializing hotkey subdriver\n"); @@ -987,27 +1024,45 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) str_supported(tp_features.hotkey)); if (tp_features.hotkey) { - hotkey_dev_attributes = create_attr_set(7, NULL); + hotkey_dev_attributes = create_attr_set(8, NULL); if (!hotkey_dev_attributes) return -ENOMEM; - res = add_to_attr_set(hotkey_dev_attributes, - &dev_attr_hotkey_enable.attr); + res = add_many_to_attr_set(hotkey_dev_attributes, + hotkey_attributes, + ARRAY_SIZE(hotkey_attributes)); if (res) return res; /* mask not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p, - A30, R30, R31, T20-22, X20-21, X22-24 */ - tp_features.hotkey_mask = - acpi_evalf(hkey_handle, NULL, "DHKN", "qv"); + A30, R30, R31, T20-22, X20-21, X22-24. Detected by checking + for HKEY interface version 0x100 */ + if (acpi_evalf(hkey_handle, &hkeyv, "MHKV", "qd")) { + if ((hkeyv >> 8) != 1) { + printk(IBM_ERR "unknown version of the " + "HKEY interface: 0x%x\n", hkeyv); + printk(IBM_ERR "please report this to %s\n", + IBM_MAIL); + } else { + /* + * MHKV 0x100 in A31, R40, R40e, + * T4x, X31, and later + * */ + tp_features.hotkey_mask = 1; + } + } vdbg_printk(TPACPI_DBG_INIT, "hotkey masks are %s\n", str_supported(tp_features.hotkey_mask)); if (tp_features.hotkey_mask) { - /* MHKA available in A31, R40, R40e, T4x, X31, and later */ if (!acpi_evalf(hkey_handle, &hotkey_all_mask, - "MHKA", "qd")) + "MHKA", "qd")) { + printk(IBM_ERR + "missing MHKA handler, " + "please report this to %s\n", + IBM_MAIL); hotkey_all_mask = 0x080cU; /* FN+F12, FN+F4, FN+F3 */ + } } res = hotkey_get(&hotkey_orig_status, &hotkey_orig_mask); @@ -1055,11 +1110,6 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) TPACPI_HOTKEY_MAP_SIZE); } -#ifndef CONFIG_THINKPAD_ACPI_INPUT_ENABLED - for (i = 0; i < 12; i++) - hotkey_keycode_map[i] = KEY_UNKNOWN; -#endif /* ! CONFIG_THINKPAD_ACPI_INPUT_ENABLED */ - set_bit(EV_KEY, tpacpi_inputdev->evbit); set_bit(EV_MSC, tpacpi_inputdev->evbit); set_bit(MSC_SCAN, tpacpi_inputdev->mscbit); @@ -1081,14 +1131,17 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) set_bit(SW_RADIO, tpacpi_inputdev->swbit); } -#ifdef CONFIG_THINKPAD_ACPI_INPUT_ENABLED dbg_printk(TPACPI_DBG_INIT, "enabling hot key handling\n"); res = hotkey_set(1, (hotkey_all_mask & ~hotkey_reserved_mask) | hotkey_orig_mask); if (res) return res; -#endif /* CONFIG_THINKPAD_ACPI_INPUT_ENABLED */ + + dbg_printk(TPACPI_DBG_INIT, + "legacy hot key reporting over procfs %s\n", + (hotkey_report_mode < 2) ? + "enabled" : "disabled"); } return (tp_features.hotkey)? 0 : 1; @@ -1115,6 +1168,8 @@ static void tpacpi_input_send_key(unsigned int scancode, unsigned int keycode) { if (keycode != KEY_RESERVED) { + mutex_lock(&tpacpi_inputdev_send_mutex); + input_report_key(tpacpi_inputdev, keycode, 1); if (keycode == KEY_UNKNOWN) input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN, @@ -1126,6 +1181,8 @@ static void tpacpi_input_send_key(unsigned int scancode, input_event(tpacpi_inputdev, EV_MSC, MSC_SCAN, scancode); input_sync(tpacpi_inputdev); + + mutex_unlock(&tpacpi_inputdev_send_mutex); } } @@ -1133,67 +1190,102 @@ static void tpacpi_input_send_radiosw(void) { int wlsw; - if (tp_features.hotkey_wlsw && !hotkey_get_wlsw(&wlsw)) + mutex_lock(&tpacpi_inputdev_send_mutex); + + if (tp_features.hotkey_wlsw && !hotkey_get_wlsw(&wlsw)) { input_report_switch(tpacpi_inputdev, SW_RADIO, !!wlsw); + input_sync(tpacpi_inputdev); + } + + mutex_unlock(&tpacpi_inputdev_send_mutex); } static void hotkey_notify(struct ibm_struct *ibm, u32 event) { u32 hkey; unsigned int keycode, scancode; - int sendacpi = 1; - - if (event == 0x80 && acpi_evalf(hkey_handle, &hkey, "MHKP", "d")) { - if (tpacpi_inputdev->users > 0) { - switch (hkey >> 12) { - case 1: - /* 0x1000-0x1FFF: key presses */ - scancode = hkey & 0xfff; - if (scancode > 0 && scancode < 0x21) { - scancode--; - keycode = hotkey_keycode_map[scancode]; - tpacpi_input_send_key(scancode, keycode); - sendacpi = (keycode == KEY_RESERVED - || keycode == KEY_UNKNOWN); - } else { - printk(IBM_ERR - "hotkey 0x%04x out of range for keyboard map\n", - hkey); - } - break; - case 5: - /* 0x5000-0x5FFF: LID */ - /* we don't handle it through this path, just - * eat up known LID events */ - if (hkey != 0x5001 && hkey != 0x5002) { - printk(IBM_ERR - "unknown LID-related hotkey event: 0x%04x\n", - hkey); - } + int send_acpi_ev; + int ignore_acpi_ev; + + if (event != 0x80) { + printk(IBM_ERR "unknown HKEY notification event %d\n", event); + /* forward it to userspace, maybe it knows how to handle it */ + acpi_bus_generate_netlink_event(ibm->acpi->device->pnp.device_class, + ibm->acpi->device->dev.bus_id, + event, 0); + return; + } + + while (1) { + if (!acpi_evalf(hkey_handle, &hkey, "MHKP", "d")) { + printk(IBM_ERR "failed to retrieve HKEY event\n"); + return; + } + + if (hkey == 0) { + /* queue empty */ + return; + } + + send_acpi_ev = 0; + ignore_acpi_ev = 0; + + switch (hkey >> 12) { + case 1: + /* 0x1000-0x1FFF: key presses */ + scancode = hkey & 0xfff; + if (scancode > 0 && scancode < 0x21) { + scancode--; + keycode = hotkey_keycode_map[scancode]; + tpacpi_input_send_key(scancode, keycode); + } else { + printk(IBM_ERR + "hotkey 0x%04x out of range for keyboard map\n", + hkey); + send_acpi_ev = 1; + } + break; + case 5: + /* 0x5000-0x5FFF: LID */ + /* we don't handle it through this path, just + * eat up known LID events */ + if (hkey != 0x5001 && hkey != 0x5002) { + printk(IBM_ERR + "unknown LID-related HKEY event: 0x%04x\n", + hkey); + send_acpi_ev = 1; + } else { + ignore_acpi_ev = 1; + } + break; + case 7: + /* 0x7000-0x7FFF: misc */ + if (tp_features.hotkey_wlsw && hkey == 0x7000) { + tpacpi_input_send_radiosw(); break; - case 7: - /* 0x7000-0x7FFF: misc */ - if (tp_features.hotkey_wlsw && hkey == 0x7000) { - tpacpi_input_send_radiosw(); - sendacpi = 0; - break; - } - /* fallthrough to default */ - default: - /* case 2: dock-related */ - /* 0x2305 - T43 waking up due to bay lever eject while aslept */ - /* case 3: ultra-bay related. maybe bay in dock? */ - /* 0x3003 - T43 after wake up by bay lever eject (0x2305) */ - printk(IBM_NOTICE "unhandled hotkey event 0x%04x\n", hkey); } + /* fallthrough to default */ + default: + /* case 2: dock-related */ + /* 0x2305 - T43 waking up due to bay lever eject while aslept */ + /* case 3: ultra-bay related. maybe bay in dock? */ + /* 0x3003 - T43 after wake up by bay lever eject (0x2305) */ + printk(IBM_NOTICE "unhandled HKEY event 0x%04x\n", hkey); + send_acpi_ev = 1; } - if (sendacpi) + /* Legacy events */ + if (!ignore_acpi_ev && (send_acpi_ev || hotkey_report_mode < 2)) { acpi_bus_generate_proc_event(ibm->acpi->device, event, hkey); - } else { - printk(IBM_ERR "unknown hotkey notification event %d\n", event); - acpi_bus_generate_proc_event(ibm->acpi->device, event, 0); + } + + /* netlink events */ + if (!ignore_acpi_ev && send_acpi_ev) { + acpi_bus_generate_netlink_event(ibm->acpi->device->pnp.device_class, + ibm->acpi->device->dev.bus_id, + event, hkey); + } } } @@ -2789,7 +2881,7 @@ static int __init thermal_init(struct ibm_init_struct *iibm) switch(thermal_read_mode) { case TPACPI_THERMAL_TPEC_16: - res = sysfs_create_group(&tpacpi_pdev->dev.kobj, + res = sysfs_create_group(&tpacpi_sensors_pdev->dev.kobj, &thermal_temp_input16_group); if (res) return res; @@ -2797,7 +2889,7 @@ static int __init thermal_init(struct ibm_init_struct *iibm) case TPACPI_THERMAL_TPEC_8: case TPACPI_THERMAL_ACPI_TMP07: case TPACPI_THERMAL_ACPI_UPDT: - res = sysfs_create_group(&tpacpi_pdev->dev.kobj, + res = sysfs_create_group(&tpacpi_sensors_pdev->dev.kobj, &thermal_temp_input8_group); if (res) return res; @@ -2814,13 +2906,13 @@ static void thermal_exit(void) { switch(thermal_read_mode) { case TPACPI_THERMAL_TPEC_16: - sysfs_remove_group(&tpacpi_pdev->dev.kobj, + sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj, &thermal_temp_input16_group); break; case TPACPI_THERMAL_TPEC_8: case TPACPI_THERMAL_ACPI_TMP07: case TPACPI_THERMAL_ACPI_UPDT: - sysfs_remove_group(&tpacpi_pdev->dev.kobj, + sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj, &thermal_temp_input16_group); break; case TPACPI_THERMAL_NONE: @@ -3603,7 +3695,7 @@ static struct device_attribute dev_attr_fan_fan1_input = __ATTR(fan1_input, S_IRUGO, fan_fan1_input_show, NULL); -/* sysfs fan fan_watchdog (driver) ------------------------------------- */ +/* sysfs fan fan_watchdog (hwmon driver) ------------------------------- */ static ssize_t fan_fan_watchdog_show(struct device_driver *drv, char *buf) { @@ -3745,10 +3837,10 @@ static int __init fan_init(struct ibm_init_struct *iibm) if (fan_status_access_mode != TPACPI_FAN_NONE || fan_control_access_mode != TPACPI_FAN_WR_NONE) { - rc = sysfs_create_group(&tpacpi_pdev->dev.kobj, + rc = sysfs_create_group(&tpacpi_sensors_pdev->dev.kobj, &fan_attr_group); if (!(rc < 0)) - rc = driver_create_file(&tpacpi_pdriver.driver, + rc = driver_create_file(&tpacpi_hwmon_pdriver.driver, &driver_attr_fan_watchdog); if (rc < 0) return rc; @@ -3831,8 +3923,8 @@ static void fan_exit(void) vdbg_printk(TPACPI_DBG_EXIT, "cancelling any pending fan watchdog tasks\n"); /* FIXME: can we really do this unconditionally? */ - sysfs_remove_group(&tpacpi_pdev->dev.kobj, &fan_attr_group); - driver_remove_file(&tpacpi_pdriver.driver, &driver_attr_fan_watchdog); + sysfs_remove_group(&tpacpi_sensors_pdev->dev.kobj, &fan_attr_group); + driver_remove_file(&tpacpi_hwmon_pdriver.driver, &driver_attr_fan_watchdog); cancel_delayed_work(&fan_watchdog_task); flush_scheduled_work(); @@ -3865,6 +3957,9 @@ static void fan_watchdog_fire(struct work_struct *ignored) { int rc; + if (tpacpi_lifecycle != TPACPI_LIFE_RUNNING) + return; + printk(IBM_NOTICE "fan watchdog: enabling fan\n"); rc = fan_set_enable(); if (rc < 0) { @@ -3885,7 +3980,8 @@ static void fan_watchdog_reset(void) if (fan_watchdog_active) cancel_delayed_work(&fan_watchdog_task); - if (fan_watchdog_maxinterval > 0) { + if (fan_watchdog_maxinterval > 0 && + tpacpi_lifecycle != TPACPI_LIFE_EXITING) { fan_watchdog_active = 1; if (!schedule_delayed_work(&fan_watchdog_task, msecs_to_jiffies(fan_watchdog_maxinterval @@ -4279,6 +4375,19 @@ static struct ibm_struct fan_driver_data = { **************************************************************************** ****************************************************************************/ +/* sysfs name ---------------------------------------------------------- */ +static ssize_t thinkpad_acpi_pdev_name_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + return snprintf(buf, PAGE_SIZE, "%s\n", IBM_NAME); +} + +static struct device_attribute dev_attr_thinkpad_acpi_pdev_name = + __ATTR(name, S_IRUGO, thinkpad_acpi_pdev_name_show, NULL); + +/* --------------------------------------------------------------------- */ + /* /proc support */ static struct proc_dir_entry *proc_dir; @@ -4623,6 +4732,9 @@ module_param_named(fan_control, fan_control_allowed, bool, 0); static int brightness_mode; module_param_named(brightness_mode, brightness_mode, int, 0); +static unsigned int hotkey_report_mode; +module_param(hotkey_report_mode, uint, 0); + #define IBM_PARAM(feature) \ module_param_call(feature, set_ibm_param, NULL, NULL, 0) @@ -4648,6 +4760,12 @@ static int __init thinkpad_acpi_module_init(void) { int ret, i; + tpacpi_lifecycle = TPACPI_LIFE_INIT; + + /* Parameter checking */ + if (hotkey_report_mode > 2) + return -EINVAL; + /* Driver-level probe */ get_thinkpad_model_data(&thinkpad_id); @@ -4672,19 +4790,31 @@ static int __init thinkpad_acpi_module_init(void) ret = platform_driver_register(&tpacpi_pdriver); if (ret) { - printk(IBM_ERR "unable to register platform driver\n"); + printk(IBM_ERR "unable to register main platform driver\n"); thinkpad_acpi_module_exit(); return ret; } tp_features.platform_drv_registered = 1; + ret = platform_driver_register(&tpacpi_hwmon_pdriver); + if (ret) { + printk(IBM_ERR "unable to register hwmon platform driver\n"); + thinkpad_acpi_module_exit(); + return ret; + } + tp_features.sensors_pdrv_registered = 1; + ret = tpacpi_create_driver_attributes(&tpacpi_pdriver.driver); + if (!ret) { + tp_features.platform_drv_attrs_registered = 1; + ret = tpacpi_create_driver_attributes(&tpacpi_hwmon_pdriver.driver); + } if (ret) { printk(IBM_ERR "unable to create sysfs driver attributes\n"); thinkpad_acpi_module_exit(); return ret; } - tp_features.platform_drv_attrs_registered = 1; + tp_features.sensors_pdrv_attrs_registered = 1; /* Device initialization */ @@ -4697,7 +4827,26 @@ static int __init thinkpad_acpi_module_init(void) thinkpad_acpi_module_exit(); return ret; } - tpacpi_hwmon = hwmon_device_register(&tpacpi_pdev->dev); + tpacpi_sensors_pdev = platform_device_register_simple( + IBM_HWMON_DRVR_NAME, + -1, NULL, 0); + if (IS_ERR(tpacpi_sensors_pdev)) { + ret = PTR_ERR(tpacpi_sensors_pdev); + tpacpi_sensors_pdev = NULL; + printk(IBM_ERR "unable to register hwmon platform device\n"); + thinkpad_acpi_module_exit(); + return ret; + } + ret = device_create_file(&tpacpi_sensors_pdev->dev, + &dev_attr_thinkpad_acpi_pdev_name); + if (ret) { + printk(IBM_ERR + "unable to create sysfs hwmon device attributes\n"); + thinkpad_acpi_module_exit(); + return ret; + } + tp_features.sensors_pdev_attrs_registered = 1; + tpacpi_hwmon = hwmon_device_register(&tpacpi_sensors_pdev->dev); if (IS_ERR(tpacpi_hwmon)) { ret = PTR_ERR(tpacpi_hwmon); tpacpi_hwmon = NULL; @@ -4705,6 +4854,7 @@ static int __init thinkpad_acpi_module_init(void) thinkpad_acpi_module_exit(); return ret; } + mutex_init(&tpacpi_inputdev_send_mutex); tpacpi_inputdev = input_allocate_device(); if (!tpacpi_inputdev) { printk(IBM_ERR "unable to allocate input device\n"); @@ -4739,6 +4889,7 @@ static int __init thinkpad_acpi_module_init(void) tp_features.input_device_registered = 1; } + tpacpi_lifecycle = TPACPI_LIFE_RUNNING; return 0; } @@ -4746,6 +4897,8 @@ static void thinkpad_acpi_module_exit(void) { struct ibm_struct *ibm, *itmp; + tpacpi_lifecycle = TPACPI_LIFE_EXITING; + list_for_each_entry_safe_reverse(ibm, itmp, &tpacpi_all_drivers, all_drivers) { @@ -4764,12 +4917,22 @@ static void thinkpad_acpi_module_exit(void) if (tpacpi_hwmon) hwmon_device_unregister(tpacpi_hwmon); + if (tp_features.sensors_pdev_attrs_registered) + device_remove_file(&tpacpi_sensors_pdev->dev, + &dev_attr_thinkpad_acpi_pdev_name); + if (tpacpi_sensors_pdev) + platform_device_unregister(tpacpi_sensors_pdev); if (tpacpi_pdev) platform_device_unregister(tpacpi_pdev); + if (tp_features.sensors_pdrv_attrs_registered) + tpacpi_remove_driver_attributes(&tpacpi_hwmon_pdriver.driver); if (tp_features.platform_drv_attrs_registered) tpacpi_remove_driver_attributes(&tpacpi_pdriver.driver); + if (tp_features.sensors_pdrv_registered) + platform_driver_unregister(&tpacpi_hwmon_pdriver); + if (tp_features.platform_drv_registered) platform_driver_unregister(&tpacpi_pdriver); diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h index eee8809a50d..c5fdd688cc9 100644 --- a/drivers/misc/thinkpad_acpi.h +++ b/drivers/misc/thinkpad_acpi.h @@ -58,13 +58,14 @@ #define IBM_NAME "thinkpad" #define IBM_DESC "ThinkPad ACPI Extras" -#define IBM_FILE "thinkpad_acpi" +#define IBM_FILE IBM_NAME "_acpi" #define IBM_URL "http://ibm-acpi.sf.net/" #define IBM_MAIL "ibm-acpi-devel@lists.sourceforge.net" #define IBM_PROC_DIR "ibm" #define IBM_ACPI_EVENT_PREFIX "ibm" #define IBM_DRVR_NAME IBM_FILE +#define IBM_HWMON_DRVR_NAME IBM_NAME "_hwmon" #define IBM_LOG IBM_FILE ": " #define IBM_ERR KERN_ERR IBM_LOG @@ -171,6 +172,7 @@ static int parse_strtoul(const char *buf, unsigned long max, /* Device model */ static struct platform_device *tpacpi_pdev; +static struct platform_device *tpacpi_sensors_pdev; static struct class_device *tpacpi_hwmon; static struct platform_driver tpacpi_pdriver; static struct input_dev *tpacpi_inputdev; @@ -181,6 +183,7 @@ static void tpacpi_remove_driver_attributes(struct device_driver *drv); static int experimental; static u32 dbg_level; static int force_load; +static unsigned int hotkey_report_mode; static int thinkpad_acpi_module_init(void); static void thinkpad_acpi_module_exit(void); @@ -232,22 +235,25 @@ struct ibm_init_struct { static struct { #ifdef CONFIG_THINKPAD_ACPI_BAY - u16 bay_status:1; - u16 bay_eject:1; - u16 bay_status2:1; - u16 bay_eject2:1; + u32 bay_status:1; + u32 bay_eject:1; + u32 bay_status2:1; + u32 bay_eject2:1; #endif - u16 bluetooth:1; - u16 hotkey:1; - u16 hotkey_mask:1; - u16 hotkey_wlsw:1; - u16 light:1; - u16 light_status:1; - u16 wan:1; - u16 fan_ctrl_status_undef:1; - u16 input_device_registered:1; - u16 platform_drv_registered:1; - u16 platform_drv_attrs_registered:1; + u32 bluetooth:1; + u32 hotkey:1; + u32 hotkey_mask:1; + u32 hotkey_wlsw:1; + u32 light:1; + u32 light_status:1; + u32 wan:1; + u32 fan_ctrl_status_undef:1; + u32 input_device_registered:1; + u32 platform_drv_registered:1; + u32 platform_drv_attrs_registered:1; + u32 sensors_pdrv_registered:1; + u32 sensors_pdrv_attrs_registered:1; + u32 sensors_pdev_attrs_registered:1; } tp_features; struct thinkpad_id_data { |