diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-03-18 23:38:50 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-03-18 23:38:50 -0700 |
| commit | 97eb3f24352ec6632c2127b35d8087d2a809a9b9 (patch) | |
| tree | 722948059bbd325bbca232269490124231df80d4 /drivers/input/misc | |
| parent | 439581ec07fa9cf3f519dd461a2cf41cfd3adcb4 (diff) | |
| parent | def179c271ac9b5020deca798470521f14d11edd (diff) | |
Merge branch 'next' into for-linus
Diffstat (limited to 'drivers/input/misc')
| -rw-r--r-- | drivers/input/misc/Kconfig | 31 | ||||
| -rw-r--r-- | drivers/input/misc/Makefile | 2 | ||||
| -rw-r--r-- | drivers/input/misc/ad714x-i2c.c | 17 | ||||
| -rw-r--r-- | drivers/input/misc/ad714x-spi.c | 17 | ||||
| -rw-r--r-- | drivers/input/misc/adxl34x-i2c.c | 16 | ||||
| -rw-r--r-- | drivers/input/misc/adxl34x-spi.c | 20 | ||||
| -rw-r--r-- | drivers/input/misc/ati_remote2.c | 4 | ||||
| -rw-r--r-- | drivers/input/misc/uinput.c | 48 | ||||
| -rw-r--r-- | drivers/input/misc/winbond-cir.c | 1608 | ||||
| -rw-r--r-- | drivers/input/misc/xen-kbdfront.c | 385 |
10 files changed, 453 insertions, 1695 deletions
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index f0d90172a65f..f9cf0881b0e3 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -294,24 +294,6 @@ config INPUT_SGI_BTNS To compile this driver as a module, choose M here: the module will be called sgi_btns. -config INPUT_WINBOND_CIR - tristate "Winbond IR remote control" - depends on X86 && PNP - select NEW_LEDS - select LEDS_CLASS - select LEDS_TRIGGERS - select BITREVERSE - help - Say Y here if you want to use the IR remote functionality found - in some Winbond SuperI/O chips. Currently only the WPCD376I - chip is supported (included in some Intel Media series motherboards). - - IR Receive and wake-on-IR from suspend and power-off is currently - supported. - - To compile this driver as a module, choose M here: the module will be - called winbond_cir. - config HP_SDC_RTC tristate "HP SDC Real Time Clock" depends on (GSC || HP300) && SERIO @@ -472,4 +454,17 @@ config INPUT_CMA3000_I2C To compile this driver as a module, choose M here: the module will be called cma3000_d0x_i2c. +config INPUT_XEN_KBDDEV_FRONTEND + tristate "Xen virtual keyboard and mouse support" + depends on XEN_FBDEV_FRONTEND + default y + select XEN_XENBUS_FRONTEND + help + This driver implements the front-end of the Xen virtual + keyboard and mouse device driver. It communicates with a back-end + in another domain. + + To compile this driver as a module, choose M here: the + module will be called xen-kbdfront. + endif diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index 35bcfe46555e..e3f7984e6274 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -40,8 +40,8 @@ obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o obj-$(CONFIG_INPUT_TWL4030_PWRBUTTON) += twl4030-pwrbutton.o obj-$(CONFIG_INPUT_TWL4030_VIBRA) += twl4030-vibra.o obj-$(CONFIG_INPUT_UINPUT) += uinput.o -obj-$(CONFIG_INPUT_WINBOND_CIR) += winbond-cir.o obj-$(CONFIG_INPUT_WISTRON_BTNS) += wistron_btns.o obj-$(CONFIG_INPUT_WM831X_ON) += wm831x-on.o +obj-$(CONFIG_INPUT_XEN_KBDDEV_FRONTEND) += xen-kbdfront.o obj-$(CONFIG_INPUT_YEALINK) += yealink.o diff --git a/drivers/input/misc/ad714x-i2c.c b/drivers/input/misc/ad714x-i2c.c index 2bef8fa56c94..e21deb1baa8a 100644 --- a/drivers/input/misc/ad714x-i2c.c +++ b/drivers/input/misc/ad714x-i2c.c @@ -10,23 +10,23 @@ #include <linux/i2c.h> #include <linux/module.h> #include <linux/types.h> +#include <linux/pm.h> #include "ad714x.h" #ifdef CONFIG_PM -static int ad714x_i2c_suspend(struct i2c_client *client, pm_message_t message) +static int ad714x_i2c_suspend(struct device *dev) { - return ad714x_disable(i2c_get_clientdata(client)); + return ad714x_disable(i2c_get_clientdata(to_i2c_client(dev))); } -static int ad714x_i2c_resume(struct i2c_client *client) +static int ad714x_i2c_resume(struct device *dev) { - return ad714x_enable(i2c_get_clientdata(client)); + return ad714x_enable(i2c_get_clientdata(to_i2c_client(dev))); } -#else -# define ad714x_i2c_suspend NULL -# define ad714x_i2c_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ad714x_i2c_pm, ad714x_i2c_suspend, ad714x_i2c_resume); + static int ad714x_i2c_write(struct device *dev, unsigned short reg, unsigned short data) { @@ -114,11 +114,10 @@ MODULE_DEVICE_TABLE(i2c, ad714x_id); static struct i2c_driver ad714x_i2c_driver = { .driver = { .name = "ad714x_captouch", + .pm = &ad714x_i2c_pm, }, .probe = ad714x_i2c_probe, .remove = __devexit_p(ad714x_i2c_remove), - .suspend = ad714x_i2c_suspend, - .resume = ad714x_i2c_resume, .id_table = ad714x_id, }; diff --git a/drivers/input/misc/ad714x-spi.c b/drivers/input/misc/ad714x-spi.c index 7f8dedfd1bfe..4120dd549305 100644 --- a/drivers/input/misc/ad714x-spi.c +++ b/drivers/input/misc/ad714x-spi.c @@ -9,6 +9,7 @@ #include <linux/input.h> /* BUS_I2C */ #include <linux/module.h> #include <linux/spi/spi.h> +#include <linux/pm.h> #include <linux/types.h> #include "ad714x.h" @@ -16,20 +17,19 @@ #define AD714x_SPI_READ BIT(10) #ifdef CONFIG_PM -static int ad714x_spi_suspend(struct spi_device *spi, pm_message_t message) +static int ad714x_spi_suspend(struct device *dev) { - return ad714x_disable(spi_get_drvdata(spi)); + return ad714x_disable(spi_get_drvdata(to_spi_device(dev))); } -static int ad714x_spi_resume(struct spi_device *spi) +static int ad714x_spi_resume(struct device *dev) { - return ad714x_enable(spi_get_drvdata(spi)); + return ad714x_enable(spi_get_drvdata(to_spi_device(dev))); } -#else -# define ad714x_spi_suspend NULL -# define ad714x_spi_resume NULL #endif +static SIMPLE_DEV_PM_OPS(ad714x_spi_pm, ad714x_spi_suspend, ad714x_spi_resume); + static int ad714x_spi_read(struct device *dev, unsigned short reg, unsigned short *data) { @@ -79,11 +79,10 @@ static struct spi_driver ad714x_spi_driver = { .driver = { .name = "ad714x_captouch", .owner = THIS_MODULE, + .pm = &ad714x_spi_pm, }, .probe = ad714x_spi_probe, .remove = __devexit_p(ad714x_spi_remove), - .suspend = ad714x_spi_suspend, - .resume = ad714x_spi_resume, }; static __init int ad714x_spi_init(void) diff --git a/drivers/input/misc/adxl34x-i2c.c b/drivers/input/misc/adxl34x-i2c.c index 0779724af7e7..ccacf2bb06a4 100644 --- a/drivers/input/misc/adxl34x-i2c.c +++ b/drivers/input/misc/adxl34x-i2c.c @@ -11,6 +11,7 @@ #include <linux/i2c.h> #include <linux/module.h> #include <linux/types.h> +#include <linux/pm.h> #include "adxl34x.h" static int adxl34x_smbus_read(struct device *dev, unsigned char reg) @@ -105,8 +106,9 @@ static int __devexit adxl34x_i2c_remove(struct i2c_client *client) } #ifdef CONFIG_PM -static int adxl34x_i2c_suspend(struct i2c_client *client, pm_message_t message) +static int adxl34x_i2c_suspend(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct adxl34x *ac = i2c_get_clientdata(client); adxl34x_suspend(ac); @@ -114,19 +116,20 @@ static int adxl34x_i2c_suspend(struct i2c_client *client, pm_message_t message) return 0; } -static int adxl34x_i2c_resume(struct i2c_client *client) +static int adxl34x_i2c_resume(struct device *dev) { + struct i2c_client *client = to_i2c_client(dev); struct adxl34x *ac = i2c_get_clientdata(client); adxl34x_resume(ac); return 0; } -#else -# define adxl34x_i2c_suspend NULL -# define adxl34x_i2c_resume NULL #endif +static SIMPLE_DEV_PM_OPS(adxl34x_i2c_pm, adxl34x_i2c_suspend, + adxl34x_i2c_resume); + static const struct i2c_device_id adxl34x_id[] = { { "adxl34x", 0 }, { } @@ -138,11 +141,10 @@ static struct i2c_driver adxl34x_driver = { .driver = { .name = "adxl34x", .owner = THIS_MODULE, + .pm = &adxl34x_i2c_pm, }, .probe = adxl34x_i2c_probe, .remove = __devexit_p(adxl34x_i2c_remove), - .suspend = adxl34x_i2c_suspend, - .resume = adxl34x_i2c_resume, .id_table = adxl34x_id, }; diff --git a/drivers/input/misc/adxl34x-spi.c b/drivers/input/misc/adxl34x-spi.c index 782de9e89828..f29de22fdda0 100644 --- a/drivers/input/misc/adxl34x-spi.c +++ b/drivers/input/misc/adxl34x-spi.c @@ -10,6 +10,7 @@ #include <linux/input.h> /* BUS_SPI */ #include <linux/module.h> #include <linux/spi/spi.h> +#include <linux/pm.h> #include <linux/types.h> #include "adxl34x.h" @@ -57,7 +58,7 @@ static int adxl34x_spi_read_block(struct device *dev, return (status < 0) ? status : 0; } -static const struct adxl34x_bus_ops adx134x_spi_bops = { +static const struct adxl34x_bus_ops adxl34x_spi_bops = { .bustype = BUS_SPI, .write = adxl34x_spi_write, .read = adxl34x_spi_read, @@ -76,7 +77,7 @@ static int __devinit adxl34x_spi_probe(struct spi_device *spi) ac = adxl34x_probe(&spi->dev, spi->irq, spi->max_speed_hz > MAX_FREQ_NO_FIFODELAY, - &adx134x_spi_bops); + &adxl34x_spi_bops); if (IS_ERR(ac)) return PTR_ERR(ac); @@ -94,8 +95,9 @@ static int __devexit adxl34x_spi_remove(struct spi_device *spi) } #ifdef CONFIG_PM -static int adxl34x_spi_suspend(struct spi_device *spi, pm_message_t message) +static int adxl34x_spi_suspend(struct device *dev) { + struct spi_device *spi = to_spi_device(dev); struct adxl34x *ac = dev_get_drvdata(&spi->dev); adxl34x_suspend(ac); @@ -103,29 +105,29 @@ static int adxl34x_spi_suspend(struct spi_device *spi, pm_message_t message) return 0; } -static int adxl34x_spi_resume(struct spi_device *spi) +static int adxl34x_spi_resume(struct device *dev) { + struct spi_device *spi = to_spi_device(dev); struct adxl34x *ac = dev_get_drvdata(&spi->dev); adxl34x_resume(ac); return 0; } -#else -# define adxl34x_spi_suspend NULL -# define adxl34x_spi_resume NULL #endif +static SIMPLE_DEV_PM_OPS(adxl34x_spi_pm, adxl34x_spi_suspend, + adxl34x_spi_resume); + static struct spi_driver adxl34x_driver = { .driver = { .name = "adxl34x", .bus = &spi_bus_type, .owner = THIS_MODULE, + .pm = &adxl34x_spi_pm, }, .probe = adxl34x_spi_probe, .remove = __devexit_p(adxl34x_spi_remove), - .suspend = adxl34x_spi_suspend, - .resume = adxl34x_spi_resume, }; static int __init adxl34x_spi_init(void) diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c index 0b0e9be63542..9ccdb82d869a 100644 --- a/drivers/input/misc/ati_remote2.c +++ b/drivers/input/misc/ati_remote2.c @@ -612,8 +612,8 @@ static int ati_remote2_input_init(struct ati_remote2 *ar2) idev->open = ati_remote2_open; idev->close = ati_remote2_close; - idev->getkeycode_new = ati_remote2_getkeycode; - idev->setkeycode_new = ati_remote2_setkeycode; + idev->getkeycode = ati_remote2_getkeycode; + idev->setkeycode = ati_remote2_setkeycode; idev->name = ar2->name; idev->phys = ar2->phys; diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index 82542a1c1098..364bdf43a381 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -347,8 +347,7 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu { struct uinput_user_dev *user_dev; struct input_dev *dev; - char *name; - int i, size; + int i; int retval; if (count != sizeof(struct uinput_user_dev)) @@ -362,30 +361,25 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu dev = udev->dev; - user_dev = kmalloc(sizeof(struct uinput_user_dev), GFP_KERNEL); - if (!user_dev) - return -ENOMEM; - - if (copy_from_user(user_dev, buffer, sizeof(struct uinput_user_dev))) { - retval = -EFAULT; - goto exit; - } + user_dev = memdup_user(buffer, sizeof(struct uinput_user_dev)); + if (IS_ERR(user_dev)) + return PTR_ERR(user_dev); udev->ff_effects_max = user_dev->ff_effects_max; - size = strnlen(user_dev->name, UINPUT_MAX_NAME_SIZE) + 1; - if (!size) { + /* Ensure name is filled in */ + if (!user_dev->name[0]) { retval = -EINVAL; goto exit; } kfree(dev->name); - dev->name = name = kmalloc(size, GFP_KERNEL); - if (!name) { + dev->name = kstrndup(user_dev->name, UINPUT_MAX_NAME_SIZE, + GFP_KERNEL); + if (!dev->name) { retval = -ENOMEM; goto exit; } - strlcpy(name, user_dev->name, size); dev->id.bustype = user_dev->id.bustype; dev->id.vendor = user_dev->id.vendor; @@ -622,7 +616,6 @@ static long uinput_ioctl_handler(struct file *file, unsigned int cmd, struct uinput_ff_upload ff_up; struct uinput_ff_erase ff_erase; struct uinput_request *req; - int length; char *phys; retval = mutex_lock_interruptible(&udev->mutex); @@ -689,24 +682,15 @@ static long uinput_ioctl_handler(struct file *file, unsigned int cmd, retval = -EINVAL; goto out; } - length = strnlen_user(p, 1024); - if (length <= 0) { - retval = -EFAULT; - break; + + phys = strndup_user(p, 1024); + if (IS_ERR(phys)) { + retval = PTR_ERR(phys); + goto out; } + kfree(udev->dev->phys); - udev->dev->phys = phys = kmalloc(length, GFP_KERNEL); - if (!phys) { - retval = -ENOMEM; - break; - } - if (copy_from_user(phys, p, length)) { - udev->dev->phys = NULL; - kfree(phys); - retval = -EFAULT; - break; - } - phys[length - 1] = '\0'; + udev->dev->phys = phys; break; case UI_BEGIN_FF_UPLOAD: diff --git a/drivers/input/misc/winbond-cir.c b/drivers/input/misc/winbond-cir.c deleted file mode 100644 index 64f1de7960c6..000000000000 --- a/drivers/input/misc/winbond-cir.c +++ /dev/null @@ -1,1608 +0,0 @@ -/* - * winbond-cir.c - Driver for the Consumer IR functionality of Winbond - * SuperI/O chips. - * - * Currently supports the Winbond WPCD376i chip (PNP id WEC1022), but - * could probably support others (Winbond WEC102X, NatSemi, etc) - * with minor modifications. - * - * Original Author: David Härdeman <david@hardeman.nu> - * Copyright (C) 2009 David Härdeman <david@hardeman.nu> - * - * Dedicated to Matilda, my newborn daughter, without whose loving attention - * this driver would have been finished in half the time and with a fraction - * of the bugs. - * - * Written using: - * o Winbond WPCD376I datasheet helpfully provided by Jesse Barnes at Intel - * o NatSemi PC87338/PC97338 datasheet (for the serial port stuff) - * o DSDT dumps - * - * Supported features: - * o RC6 - * o Wake-On-CIR functionality - * - * To do: - * o Test NEC and RC5 - * - * Left as an exercise for the reader: - * o Learning (I have neither the hardware, nor the need) - * o IR Transmit (ibid) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/module.h> -#include <linux/pnp.h> -#include <linux/interrupt.h> -#include <linux/timer.h> -#include <linux/input.h> -#include <linux/leds.h> -#include <linux/list.h> -#include <linux/spinlock.h> -#include <linux/pci_ids.h> -#include <linux/io.h> -#include <linux/bitrev.h> -#include <linux/bitops.h> -#include <linux/slab.h> - -#define DRVNAME "winbond-cir" - -/* CEIR Wake-Up Registers, relative to data->wbase */ -#define WBCIR_REG_WCEIR_CTL 0x03 /* CEIR Receiver Control */ -#define WBCIR_REG_WCEIR_STS 0x04 /* CEIR Receiver Status */ -#define WBCIR_REG_WCEIR_EV_EN 0x05 /* CEIR Receiver Event Enable */ -#define WBCIR_REG_WCEIR_CNTL 0x06 /* CEIR Receiver Counter Low */ -#define WBCIR_REG_WCEIR_CNTH 0x07 /* CEIR Receiver Counter High */ -#define WBCIR_REG_WCEIR_INDEX 0x08 /* CEIR Receiver Index */ -#define WBCIR_REG_WCEIR_DATA 0x09 /* CEIR Receiver Data */ -#define WBCIR_REG_WCEIR_CSL 0x0A /* CEIR Re. Compare Strlen */ -#define WBCIR_REG_WCEIR_CFG1 0x0B /* CEIR Re. Configuration 1 */ -#define WBCIR_REG_WCEIR_CFG2 0x0C /* CEIR Re. Configuration 2 */ - -/* CEIR Enhanced Functionality Registers, relative to data->ebase */ -#define WBCIR_REG_ECEIR_CTS 0x00 /* Enhanced IR Control Status */ -#define WBCIR_REG_ECEIR_CCTL 0x01 /* Infrared Counter Control */ -#define WBCIR_REG_ECEIR_CNT_LO 0x02 /* Infrared Counter LSB */ -#define WBCIR_REG_ECEIR_CNT_HI 0x03 /* Infrared Counter MSB */ -#define WBCIR_REG_ECEIR_IREM 0x04 /* Infrared Emitter Status */ - -/* SP3 Banked Registers, relative to data->sbase */ -#define WBCIR_REG_SP3_BSR 0x03 /* Bank Select, all banks */ - /* Bank 0 */ -#define WBCIR_REG_SP3_RXDATA 0x00 /* FIFO RX data (r) */ -#define WBCIR_REG_SP3_TXDATA 0x00 /* FIFO TX data (w) */ -#define WBCIR_REG_SP3_IER 0x01 /* Interrupt Enable */ -#define WBCIR_REG_SP3_EIR 0x02 /* Event Identification (r) */ -#define WBCIR_REG_SP3_FCR 0x02 /* FIFO Control (w) */ -#define WBCIR_REG_SP3_MCR 0x04 /* Mode Control */ -#define WBCIR_REG_SP3_LSR 0x05 /* Link Status */ -#define WBCIR_REG_SP3_MSR 0x06 /* Modem Status */ -#define WBCIR_REG_SP3_ASCR 0x07 /* Aux Status and Control */ - /* Bank 2 */ -#define WBCIR_REG_SP3_BGDL 0x00 /* Baud Divisor LSB */ -#define WBCIR_REG_SP3_BGDH 0x01 /* Baud Divisor MSB */ -#define WBCIR_REG_SP3_EXCR1 0x02 /* Extended Control 1 */ -#define WBCIR_REG_SP3_EXCR2 0x04 /* Extended Control 2 */ -#define WBCIR_REG_SP3_TXFLV 0x06 /* TX FIFO Level */ -#define WBCIR_REG_SP3_RXFLV 0x07 /* RX FIFO Level */ - /* Bank 3 */ -#define WBCIR_REG_SP3_MRID 0x00 /* Module Identification */ -#define WBCIR_REG_SP3_SH_LCR 0x01 /* LCR Shadow */ -#define WBCIR_REG_SP3_SH_FCR 0x02 /* FCR Shadow */ - /* Bank 4 */ -#define WBCIR_REG_SP3_IRCR1 0x02 /* Infrared Control 1 */ - /* Bank 5 */ -#define WBCIR_REG_SP3_IRCR2 0x04 /* Infrared Control 2 */ - /* Bank 6 */ -#define WBCIR_REG_SP3_IRCR3 0x00 /* Infrared Control 3 */ -#define WBCIR_REG_SP3_SIR_PW 0x02 /* SIR Pulse Width */ - /* Bank 7 */ -#define WBCIR_REG_SP3_IRRXDC 0x00 /* IR RX Demod Control */ -#define WBCIR_REG_SP3_IRTXMC 0x01 /* IR TX Mod Control */ -#define WBCIR_REG_SP3_RCCFG 0x02 /* CEIR Config */ -#define WBCIR_REG_SP3_IRCFG1 0x04 /* Infrared Config 1 */ -#define WBCIR_REG_SP3_IRCFG4 0x07 /* Infrared Config 4 */ - -/* - * Magic values follow - */ - -/* No interrupts for WBCIR_REG_SP3_IER and WBCIR_REG_SP3_EIR */ -#define WBCIR_IRQ_NONE 0x00 -/* RX data bit for WBCIR_REG_SP3_IER and WBCIR_REG_SP3_EIR */ -#define WBCIR_IRQ_RX 0x01 -/* Over/Under-flow bit for WBCIR_REG_SP3_IER and WBCIR_REG_SP3_EIR */ -#define WBCIR_IRQ_ERR 0x04 -/* Led enable/disable bit for WBCIR_REG_ECEIR_CTS */ -#define WBCIR_LED_ENABLE 0x80 -/* RX data available bit for WBCIR_REG_SP3_LSR */ -#define WBCIR_RX_AVAIL 0x01 -/* RX disable bit for WBCIR_REG_SP3_ASCR */ -#define WBCIR_RX_DISABLE 0x20 -/* Extended mode enable bit for WBCIR_REG_SP3_EXCR1 */ -#define WBCIR_EXT_ENABLE 0x01 -/* Select compare register in WBCIR_REG_WCEIR_INDEX (bits 5 & 6) */ -#define WBCIR_REGSEL_COMPARE 0x10 -/* Select mask register in WBCIR_REG_WCEIR_INDEX (bits 5 & 6) */ -#define WBCIR_REGSEL_MASK 0x20 -/* Starting address of selected register in WBCIR_REG_WCEIR_INDEX */ -#define WBCIR_REG_ADDR0 0x00 - -/* Valid banks for the SP3 UART */ -enum wbcir_bank { - WBCIR_BANK_0 = 0x00, - WBCIR_BANK_1 = 0x80, - WBCIR_BANK_2 = 0xE0, - WBCIR_BANK_3 = 0xE4, - WBCIR_BANK_4 = 0xE8, - WBCIR_BANK_5 = 0xEC, - WBCIR_BANK_6 = 0xF0, - WBCIR_BANK_7 = 0xF4, -}; - -/* Supported IR Protocols */ -enum wbcir_protocol { - IR_PROTOCOL_RC5 = 0x0, - IR_PROTOCOL_NEC = 0x1, - IR_PROTOCOL_RC6 = 0x2, -}; - -/* Misc */ -#define WBCIR_NAME "Winbond CIR" -#define WBCIR_ID_FAMILY 0xF1 /* Family ID for the WPCD376I */ -#define WBCIR_ID_CHIP 0x04 /* Chip ID for the WPCD376I */ -#define IR_KEYPRESS_TIMEOUT 250 /* FIXME: should be per-protocol? */ -#define INVALID_SCANCODE 0x7FFFFFFF /* Invalid with all protos */ -#define WAKEUP_IOMEM_LEN 0x10 /* Wake-Up I/O Reg Len */ -#define EHFUNC_IOMEM_LEN 0x10 /* Enhanced Func I/O Reg Len */ -#define SP_IOMEM_LEN 0x08 /* Serial Port 3 (IR) Reg Len */ -#define WBCIR_MAX_IDLE_BYTES 10 - -static DEFINE_SPINLOCK(wbcir_lock); -static DEFINE_RWLOCK(keytable_lock); - -struct wbcir_key { - u32 scancode; - unsigned int keycode; -}; - -struct wbcir_keyentry { - struct wbcir_key key; - struct list_head list; -}; - -static struct wbcir_key rc6_def_keymap[] = { - { 0x800F0400, KEY_NUMERIC_0 }, - { 0x800F0401, KEY_NUMERIC_1 }, - { 0x800F0402, KEY_NUMERIC_2 }, - { 0x800F0403, KEY_NUMERIC_3 }, - { 0x800F0404, KEY_NUMERIC_4 }, - { 0x800F0405, KEY_NUMERIC_5 }, - { 0x800F0406, KEY_NUMERIC_6 }, - { 0x800F0407, KEY_NUMERIC_7 }, - { 0x800F0408, KEY_NUMERIC_8 }, - { 0x800F0409, KEY_NUMERIC_9 }, - { 0x800F041D, KEY_NUMERIC_STAR }, - { 0x800F041C, KEY_NUMERIC_POUND }, - { 0x800F0410, KEY_VOLUMEUP }, - { 0x800F0411, KEY_VOLUMEDOWN }, - { 0x800F0412, KEY_CHANNELUP }, - { 0x800F0413, KEY_CHANNELDOWN }, - { 0x800F040E, KEY_MUTE }, - { 0x800F040D, KEY_VENDOR }, /* Vista Logo Key */ - { 0x800F041E, KEY_UP }, - { 0x800F041F, KEY_DOWN }, - { 0x800F0420, KEY_LEFT }, - { 0x800F0421, KEY_RIGHT }, - { 0x800F0422, KEY_OK }, - { 0x800F0423, KEY_ESC }, - { 0x800F040F, KEY_INFO }, - { 0x800F040A, KEY_CLEAR }, - { 0x800F040B, KEY_ENTER }, - { 0x800F045B, KEY_RED }, - { 0x800F045C, KEY_GREEN }, - { 0x800F045D, KEY_YELLOW }, - { 0x800F045E, KEY_BLUE }, - { 0x800F045A, KEY_TEXT }, - { 0x800F0427, KEY_SWITCHVIDEOMODE }, - { 0x800F040C, KEY_POWER }, - { 0x800F0450, KEY_RADIO }, - { 0x800F0448, KEY_PVR }, - { 0x800F0447, KEY_AUDIO }, - { 0x800F0426, KEY_EPG }, - { 0x800F0449, KEY_CAMERA }, - { 0x800F0425, KEY_TV }, - { 0x800F044A, KEY_VIDEO }, - { 0x800F0424, KEY_DVD }, - { 0x800F0416, KEY_PLAY }, - { 0x800F0418, KEY_PAUSE }, - { 0x800F0419, KEY_STOP }, - { 0x800F0414, KEY_FASTFORWARD }, - { 0x800F041A, KEY_NEXT }, - { 0x800F041B, KEY_PREVIOUS }, - { 0x800F0415, KEY_REWIND }, - { 0x800F0417, KEY_RECORD }, -}; - -/* Registers and other state is protected by wbcir_lock */ -struct wbcir_data { - unsigned long wbase; /* Wake-Up Baseaddr */ - unsigned long ebase; /* Enhanced Func. Baseaddr */ - unsigned long sbase; /* Serial Port Baseaddr */ - unsigned int irq; /* Serial Port IRQ */ - - struct input_dev *input_dev; - struct timer_list timer_keyup; - struct led_trigger *rxtrigger; - struct led_trigger *txtrigger; - struct led_classdev led; - - u32 last_scancode; - unsigned int last_keycode; - u8 last_toggle; - u8 keypressed; - unsigned long keyup_jiffies; - unsigned int idle_count; - - /* RX irdata and parsing state */ - unsigned long irdata[30]; - unsigned int irdata_count; - unsigned int irdata_idle; - unsigned int irdata_off; - unsigned int irdata_error; - - /* Protected by keytable_lock */ - struct list_head keytable; -}; - -static enum wbcir_protocol protocol = IR_PROTOCOL_RC6; -module_param(protocol, uint, 0444); -MODULE_PARM_DESC(protocol, "IR protocol to use " - "(0 = RC5, 1 = NEC, 2 = RC6A, default)"); - -static int invert; /* default = 0 */ -module_param(invert, bool, 0444); -MODULE_PARM_DESC(invert, "Invert the signal from the IR receiver"); - -static unsigned int wake_sc = 0x800F040C; -module_param(wake_sc, uint, 0644); -MODULE_PARM_DESC(wake_sc, "Scancode of the power-on IR command"); - -static unsigned int wake_rc6mode = 6; -module_param(wake_rc6mode, uint, 0644); -MODULE_PARM_DESC(wake_rc6mode, "RC6 mode for the power-on command " - "(0 = 0, 6 = 6A, default)"); - - - -/***************************************************************************** - * - * UTILITY FUNCTIONS - * - *****************************************************************************/ - -/* Caller needs to hold wbcir_lock */ -static void -wbcir_set_bits(unsigned long addr, u8 bits, u8 mask) -{ - u8 val; - - val = inb(addr); - val = ((val & ~mask) | (bits & mask)); - outb(val, addr); -} - -/* Selects the register bank for the serial port */ -static inline void -wbcir_select_bank(struct wbcir_data *data, enum wbcir_bank bank) -{ - outb(bank, data->sbase + WBCIR_REG_SP3_BSR); -} - -static enum led_brightness -wbcir_led_brightness_get(struct led_classdev *led_cdev) -{ - struct wbcir_data *data = container_of(led_cdev, - struct wbcir_data, - led); - - if (inb(data->ebase + WBCIR_REG_ECEIR_CTS) & WBCIR_LED_ENABLE) - return LED_FULL; - else - return LED_OFF; -} - -static void -wbcir_led_brightness_set(struct led_classdev *led_cdev, - enum led_brightness brightness) -{ - struct wbcir_data *data = container_of(led_cdev, - struct wbcir_data, - led); - - wbcir_set_bits(data->ebase + WBCIR_REG_ECEIR_CTS, - brightness == LED_OFF ? 0x00 : WBCIR_LED_ENABLE, - WBCIR_LED_ENABLE); -} - -/* Manchester encodes bits to RC6 message cells (see wbcir_parse_rc6) */ -static u8 -wbcir_to_rc6cells(u8 val) -{ - u8 coded = 0x00; - int i; - - val &= 0x0F; - for (i = 0; i < 4; i++) { - if (val & 0x01) - coded |= 0x02 << (i * 2); - else - coded |= 0x01 << (i * 2); - val >>= 1; - } - - return coded; -} - - - -/***************************************************************************** - * - * INPUT FUNCTIONS - * - *****************************************************************************/ - -static unsigned int -wbcir_do_getkeycode(struct wbcir_data *data, u32 scancode) -{ - struct wbcir_keyentry *keyentry; - unsigned int keycode = KEY_RESERVED; - unsigned long flags; - - read_lock_irqsave(&keytable_lock, flags); - - list_for_each_entry(keyentry, &data->keytable, list) { - if (keyentry->key.scancode == scancode) { - keycode = keyentry->key.keycode; - break; - } - } - - read_unlock_irqrestore(&keytable_lock, flags); - return keycode; -} - -static int -wbcir_getkeycode(struct input_dev *dev, - unsigned int scancode, unsigned int *keycode) -{ - struct wbcir_data *data = input_get_drvdata(dev); - - *keycode = wbcir_do_getkeycode(data, scancode); - return 0; -} - -static int -wbcir_setkeycode(struct input_dev *dev, - unsigned int scancode, unsigned int keycode) -{ - struct wbcir_data *data = input_get_drvdata(dev); - struct wbcir_keyentry *keyentry; - struct wbcir_keyentry *new_keyentry; - unsigned long flags; - unsigned int old_keycode = KEY_RESERVED; - - new_keyentry = kmalloc(sizeof(*new_keyentry), GFP_KERNEL); - if (!new_keyentry) - return -ENOMEM; - - write_lock_irqsave(&keytable_lock, flags); - - list_for_each_entry(keyentry, &data->keytable, list) { - if (keyentry->key.scancode != scancode) - continue; - - old_keycode = keyentry->key.keycode; - keyentry->key.keycode = keycode; - - if (keyentry->key.keycode == KEY_RESERVED) { - list_del(&keyentry->list); - kfree(keyentry); - } - - break; - } - - set_bit(keycode, dev->keybit); - - if (old_keycode == KEY_RESERVED) { - new_keyentry->key.scancode = scancode; - new_keyentry->key.keycode = keycode; - list_add(&new_keyentry->list, &data->keytable); - } else { - kfree(new_keyentry); - clear_bit(old_keycode, dev->keybit); - list_for_each_entry(keyentry, &data->keytable, list) { - if (keyentry->key.keycode == old_keycode) { - set_bit(old_keycode, dev->keybit); - break; - } - } - } - - write_unlock_irqrestore(&keytable_lock, flags); - return 0; -} - -/* - * Timer function to report keyup event some time after keydown is - * reported by the ISR. - */ -static void -wbcir_keyup(unsigned long cookie) -{ - struct wbcir_data *data = (struct wbcir_data *)cookie; - unsigned long flags; - - /* - * data->keyup_jiffies is used to prevent a race condition if a - * hardware interrupt occurs at this point and the keyup timer - * event is moved further into the future as a result. - * - * The timer will then be reactivated and this function called - * again in the future. We need to exit gracefully in that case - * to allow the input subsystem to do its auto-repeat magic or - * a keyup event might follow immediately after the keydown. - */ - - spin_lock_irqsave(&wbcir_lock, flags); - - if (time_is_after_eq_jiffies(data->keyup_jiffies) && data->keypressed) { - data->keypressed = 0; - led_trigger_event(data->rxtrigger, LED_OFF); - input_report_key(data->input_dev, data->last_keycode, 0); - input_sync(data->input_dev); - } - - spin_unlock_irqrestore(&wbcir_lock, flags); -} - -static void -wbcir_keydown(struct wbcir_data *data, u32 scancode, u8 toggle) -{ - unsigned int keycode; - - /* Repeat? */ - if (data->last_scancode == scancode && - data->last_toggle == toggle && - data->keypressed) - goto set_timer; - data->last_scancode = scancode; - - /* Do we need to release an old keypress? */ - if (data->keypressed) { - input_report_key(data->input_dev, data->last_keycode, 0); - input_sync(data->input_dev); - data->keypressed = 0; - } - - /* Report scancode */ - input_event(data->input_dev, EV_MSC, MSC_SCAN, (int)scancode); - - /* Do we know this scancode? */ - keycode = wbcir_do_getkeycode(data, scancode); - if (keycode == KEY_RESERVED) - goto set_timer; - - /* Register a keypress */ - input_report_key(data->input_dev, keycode, 1); - data->keypressed = 1; - data->last_keycode = keycode; - data->last_toggle = toggle; - -set_timer: - input_sync(data->input_dev); - led_trigger_event(data->rxtrigger, - data->keypressed ? LED_FULL : LED_OFF); - data->keyup_jiffies = jiffies + msecs_to_jiffies(IR_KEYPRESS_TIMEOUT); - mod_timer(&data->timer_keyup, data->keyup_jiffies); -} - - - -/***************************************************************************** - * - * IR PARSING FUNCTIONS - * - *****************************************************************************/ - -/* Resets all irdata */ -static void -wbcir_reset_irdata(struct wbcir_data *data) -{ - memset(data->irdata, 0, sizeof(data->irdata)); - data->irdata_count = 0; - data->irdata_off = 0; - data->irdata_error = 0; - data->idle_count = 0; -} - -/* Adds one bit of irdata */ -static void -add_irdata_bit(struct wbcir_data *data, int set) -{ - if (data->irdata_count >= sizeof(data->irdata) * 8) { - data->irdata_error = 1; - return; - } - - if (set) - __set_bit(data->irdata_count, data->irdata); |
