diff options
Diffstat (limited to 'add-appleir-usb-driver.patch')
| -rw-r--r-- | add-appleir-usb-driver.patch | 520 |
1 files changed, 510 insertions, 10 deletions
diff --git a/add-appleir-usb-driver.patch b/add-appleir-usb-driver.patch index f04b20473..e68d88ed4 100644 --- a/add-appleir-usb-driver.patch +++ b/add-appleir-usb-driver.patch @@ -1,12 +1,56 @@ appleir usb driver from hadess --- - drivers/hid/hid-apple.c | 4 ---- - drivers/hid/hid-core.c | 5 +++-- - drivers/hid/hid-ids.h | 1 + - drivers/input/misc/Kconfig | 13 +++++++++++++ - drivers/input/misc/Makefile | 1 + - 5 files changed, 18 insertions(+), 6 deletions(-) - +diff --git a/Documentation/input/appleir.txt b/Documentation/input/appleir.txt +new file mode 100644 +index 0000000..0267a4b +--- /dev/null ++++ b/Documentation/input/appleir.txt +@@ -0,0 +1,45 @@ ++Apple IR receiver Driver (appleir) ++---------------------------------- ++ Copyright (C) 2009 Bastien Nocera <hadess@hadess.net> ++ ++The appleir driver is a kernel input driver to handle Apple's IR ++receivers (and associated remotes) in the kernel. ++ ++The driver is an input driver which only handles "official" remotes ++as built and sold by Apple. ++ ++Authors ++------- ++ ++James McKenzie (original driver) ++Alex Karpenko (05ac:8242 support) ++Greg Kroah-Hartman (cleanups and original submission) ++Bastien Nocera (further cleanups and suspend support) ++ ++Supported hardware ++------------------ ++ ++- All Apple laptops and desktops from 2005 onwards, except: ++ - the unibody Macbook (2009) ++ - Mac Pro (all versions) ++- Apple TV (all revisions) ++ ++The remote will only support the 6 buttons of the original remotes ++as sold by Apple. See the next section if you want to use other remotes ++or want to use lirc with the device instead of the kernel driver. ++ ++Using lirc (native) instead of the kernel driver ++------------------------------------------------ ++ ++First, you will need to disable the kernel driver for the receiver. ++ ++This can be achieved by passing quirks to the usbhid driver. ++The quirk line would be: ++usbhid.quirks=0x05ac:0x8242:0x40000010 ++ ++With 0x05ac being the vendor ID (Apple, you shouldn't need to change this) ++With 0x8242 being the product ID (check the output of lsusb for your hardware) ++And 0x10 being "HID_QUIRK_HIDDEV_FORCE" and 0x40000000 being "HID_QUIRK_NO_IGNORE" ++ ++This should force the creation of a hiddev device for the receiver, and ++make it usable under lirc. diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c index bba05d0..0059d5a 100644 --- a/drivers/hid/hid-apple.c @@ -93,6 +137,462 @@ index 19ccca7..b26e6ca 100644 obj-$(CONFIG_INPUT_ATI_REMOTE) += ati_remote.o obj-$(CONFIG_INPUT_ATI_REMOTE2) += ati_remote2.o obj-$(CONFIG_INPUT_ATLAS_BTNS) += atlas_btns.o --- -1.7.2.2 - +diff --git a/drivers/input/misc/appleir.c b/drivers/input/misc/appleir.c +new file mode 100644 +index 0000000..cff4df6 +--- /dev/null ++++ b/drivers/input/misc/appleir.c +@@ -0,0 +1,453 @@ ++/* ++ * appleir: USB driver for the apple ir device ++ * ++ * Original driver written by James McKenzie ++ * Ported to recent 2.6 kernel versions by Greg Kroah-Hartman <gregkh@suse.de> ++ * ++ * Copyright (C) 2006 James McKenzie ++ * Copyright (C) 2008 Greg Kroah-Hartman <greg@kroah.com> ++ * Copyright (C) 2008 Novell Inc. ++ * ++ * 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, version 2. ++ * ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/slab.h> ++#include <linux/input.h> ++#include <linux/usb/input.h> ++#include <linux/module.h> ++#include <linux/init.h> ++#include <linux/usb.h> ++#include <linux/usb/input.h> ++#include <asm/unaligned.h> ++#include <asm/byteorder.h> ++ ++#define DRIVER_VERSION "v1.2" ++#define DRIVER_AUTHOR "James McKenzie" ++#define DRIVER_DESC "Apple infrared receiver driver" ++#define DRIVER_LICENSE "GPL" ++ ++MODULE_AUTHOR(DRIVER_AUTHOR); ++MODULE_DESCRIPTION(DRIVER_DESC); ++MODULE_LICENSE(DRIVER_LICENSE); ++ ++#define USB_VENDOR_ID_APPLE 0x05ac ++#define USB_DEVICE_ID_APPLE_IRCONTROL 0x8240 ++#define USB_DEVICE_ID_APPLE_ATV_IRCONTROL 0x8241 ++#define USB_DEVICE_ID_APPLE_IRCONTROL4 0x8242 ++ ++#define URB_SIZE 32 ++ ++#define MAX_KEYS 8 ++#define MAX_KEYS_MASK (MAX_KEYS - 1) ++ ++#define dbginfo(dev, format, arg...) do { if (debug) dev_info(dev , format , ## arg); } while (0) ++ ++static int debug; ++module_param(debug, int, 0644); ++MODULE_PARM_DESC(debug, "Enable extra debug messages and information"); ++ ++/* I have two devices both of which report the following */ ++/* 25 87 ee 83 0a + */ ++/* 25 87 ee 83 0c - */ ++/* 25 87 ee 83 09 << */ ++/* 25 87 ee 83 06 >> */ ++/* 25 87 ee 83 05 >" */ ++/* 25 87 ee 83 03 menu */ ++/* 26 00 00 00 00 for key repeat*/ ++ ++/* Thomas Glanzmann reports the following responses */ ++/* 25 87 ee ca 0b + */ ++/* 25 87 ee ca 0d - */ ++/* 25 87 ee ca 08 << */ ++/* 25 87 ee ca 07 >> */ ++/* 25 87 ee ca 04 >" */ ++/* 25 87 ee ca 02 menu */ ++/* 26 00 00 00 00 for key repeat*/ ++/* He also observes the following event sometimes */ ++/* sent after a key is release, which I interpret */ ++/* as a flat battery message */ ++/* 25 87 e0 ca 06 flat battery */ ++ ++/* Alexandre Karpenko reports the following responses for Device ID 0x8242 */ ++/* 25 87 ee 47 0b + */ ++/* 25 87 ee 47 0d - */ ++/* 25 87 ee 47 08 << */ ++/* 25 87 ee 47 07 >> */ ++/* 25 87 ee 47 04 >" */ ++/* 25 87 ee 47 02 menu */ ++/* 26 87 ee 47 ** for key repeat (** is the code of the key being held) */ ++ ++static const unsigned short appleir_key_table[] = { ++ KEY_RESERVED, ++ KEY_MENU, ++ KEY_PLAYPAUSE, ++ KEY_FORWARD, ++ KEY_BACK, ++ KEY_VOLUMEUP, ++ KEY_VOLUMEDOWN, ++ KEY_RESERVED, ++}; ++ ++struct appleir { ++ struct input_dev *input_dev; ++ unsigned short keymap[ARRAY_SIZE(appleir_key_table)]; ++ u8 *data; ++ dma_addr_t dma_buf; ++ struct usb_device *usbdev; ++ unsigned int flags; ++ struct urb *urb; ++ struct timer_list key_up_timer; ++ int current_key; ++ char phys[32]; ++}; ++ ++static DEFINE_MUTEX(appleir_mutex); ++ ++enum { ++ APPLEIR_OPENED = 0x1, ++ APPLEIR_SUSPENDED = 0x2, ++}; ++ ++static struct usb_device_id appleir_ids[] = { ++ { USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) }, ++ { USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) }, ++ { USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) }, ++ {} ++}; ++MODULE_DEVICE_TABLE(usb, appleir_ids); ++ ++static void dump_packet(struct appleir *appleir, char *msg, u8 *data, int len) ++{ ++ int i; ++ ++ printk(KERN_ERR "appleir: %s (%d bytes)", msg, len); ++ ++ for (i = 0; i < len; ++i) ++ printk(" %02x", data[i]); ++ printk("\n"); ++} ++ ++static void key_up(struct appleir *appleir, int key) ++{ ++ dbginfo(&appleir->input_dev->dev, "key %d up\n", key); ++ input_report_key(appleir->input_dev, key, 0); ++ input_sync(appleir->input_dev); ++} ++ ++static void key_down(struct appleir *appleir, int key) ++{ ++ dbginfo(&appleir->input_dev->dev, "key %d down\n", key); ++ input_report_key(appleir->input_dev, key, 1); ++ input_sync(appleir->input_dev); ++} ++ ++static void battery_flat(struct appleir *appleir) ++{ ++ dev_err(&appleir->input_dev->dev, "possible flat battery?\n"); ++} ++ ++static void key_up_tick(unsigned long data) ++{ ++ struct appleir *appleir = (struct appleir *)data; ++ ++ if (appleir->current_key) { ++ key_up(appleir, appleir->current_key); ++ appleir->current_key = 0; ++ } ++} ++ ++static void new_data(struct appleir *appleir, u8 *data, int len) ++{ ++ static const u8 keydown[] = { 0x25, 0x87, 0xee }; ++ static const u8 keyrepeat[] = { 0x26, }; ++ static const u8 flatbattery[] = { 0x25, 0x87, 0xe0 }; ++ ++ if (debug) ++ dump_packet(appleir, "received", data, len); ++ ++ if (len != 5) ++ return; ++ ++ if (!memcmp(data, keydown, sizeof(keydown))) { ++ /* If we already have a key down, take it up before marking ++ this one down */ ++ if (appleir->current_key) ++ key_up(appleir, appleir->current_key); ++ appleir->current_key = appleir->keymap[(data[4] >> 1) & MAX_KEYS_MASK]; ++ ++ key_down(appleir, appleir->current_key); ++ /* Remote doesn't do key up, either pull them up, in the test ++ above, or here set a timer which pulls them up after 1/8 s */ ++ mod_timer(&appleir->key_up_timer, jiffies + HZ / 8); ++ ++ return; ++ } ++ ++ if (!memcmp(data, keyrepeat, sizeof(keyrepeat))) { ++ key_down(appleir, appleir->current_key); ++ /* Remote doesn't do key up, either pull them up, in the test ++ above, or here set a timer which pulls them up after 1/8 s */ ++ mod_timer(&appleir->key_up_timer, jiffies + HZ / 8); ++ return; ++ } ++ ++ if (!memcmp(data, flatbattery, sizeof(flatbattery))) { ++ battery_flat(appleir); ++ /* Fall through */ ++ } ++ ++ dump_packet(appleir, "unknown packet", data, len); ++} ++ ++static void appleir_urb(struct urb *urb) ++{ ++ struct appleir *appleir = urb->context; ++ int status = urb->status; ++ int retval; ++ ++ switch (status) { ++ case 0: ++ new_data(appleir, urb->transfer_buffer, urb->actual_length); ++ break; ++ case -ECONNRESET: ++ case -ENOENT: ++ case -ESHUTDOWN: ++ /* This urb is terminated, clean up */ ++ dbginfo(&appleir->input_dev->dev, "%s - urb shutting down with status: %d", __func__, ++ urb->status); ++ return; ++ default: ++ dbginfo(&appleir->input_dev->dev, "%s - nonzero urb status received: %d", __func__, ++ urb->status); ++ } ++ ++ retval = usb_submit_urb(urb, GFP_ATOMIC); ++ if (retval) ++ err("%s - usb_submit_urb failed with result %d", __func__, ++ retval); ++} ++ ++static int appleir_open(struct input_dev *dev) ++{ ++ struct appleir *appleir = input_get_drvdata(dev); ++ struct usb_interface *intf = usb_ifnum_to_if(appleir->usbdev, 0); ++ int r; ++ ++ r = usb_autopm_get_interface(intf); ++ if (r) { ++ dev_err(&intf->dev, ++ "%s(): usb_autopm_get_interface() = %d\n", __func__, r); ++ return r; ++ } ++ ++ mutex_lock(&appleir_mutex); ++ ++ if (usb_submit_urb(appleir->urb, GFP_ATOMIC)) { ++ r = -EIO; ++ goto fail; ++ } ++ ++ appleir->flags |= APPLEIR_OPENED; ++ ++ mutex_unlock(&appleir_mutex); ++ ++ usb_autopm_put_interface(intf); ++ ++ return 0; ++fail: ++ mutex_unlock(&appleir_mutex); ++ usb_autopm_put_interface(intf); ++ return r; ++} ++ ++static void appleir_close(struct input_dev *dev) ++{ ++ struct appleir *appleir = input_get_drvdata(dev); ++ ++ mutex_lock(&appleir_mutex); ++ ++ if (!(appleir->flags & APPLEIR_SUSPENDED)) { ++ usb_kill_urb(appleir->urb); ++ del_timer_sync(&appleir->key_up_timer); ++ } ++ ++ appleir->flags &= ~APPLEIR_OPENED; ++ ++ mutex_unlock(&appleir_mutex); ++} ++ ++static int appleir_probe(struct usb_interface *intf, ++ const struct usb_device_id *id) ++{ ++ struct usb_device *dev = interface_to_usbdev(intf); ++ struct usb_endpoint_descriptor *endpoint; ++ struct appleir *appleir = NULL; ++ struct input_dev *input_dev; ++ int retval = -ENOMEM; ++ int i; ++ ++ appleir = kzalloc(sizeof(struct appleir), GFP_KERNEL); ++ if (!appleir) ++ goto allocfail; ++ ++ appleir->data = usb_buffer_alloc(dev, URB_SIZE, GFP_KERNEL, ++ &appleir->dma_buf); ++ if (!appleir->data) ++ goto usbfail; ++ ++ appleir->urb = usb_alloc_urb(0, GFP_KERNEL); ++ if (!appleir->urb) ++ goto urbfail; ++ ++ appleir->usbdev = dev; ++ ++ input_dev = input_allocate_device(); ++ if (!input_dev) ++ goto inputfail; ++ ++ appleir->input_dev = input_dev; ++ ++ usb_make_path(dev, appleir->phys, sizeof(appleir->phys)); ++ strlcpy(appleir->phys, "/input0", sizeof(appleir->phys)); ++ ++ input_dev->name = "Apple Infrared Remote Controller"; ++ input_dev->phys = appleir->phys; ++ usb_to_input_id(dev, &input_dev->id); ++ input_dev->dev.parent = &intf->dev; ++ input_dev->keycode = appleir->keymap; ++ input_dev->keycodesize = sizeof(unsigned short); ++ input_dev->keycodemax = ARRAY_SIZE(appleir->keymap); ++ ++ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); ++ ++ memcpy(appleir->keymap, appleir_key_table, sizeof(appleir->keymap)); ++ for (i = 0; i < ARRAY_SIZE(appleir_key_table); i++) ++ set_bit(appleir->keymap[i], input_dev->keybit); ++ clear_bit(KEY_RESERVED, input_dev->keybit); ++ ++ input_set_drvdata(input_dev, appleir); ++ input_dev->open = appleir_open; ++ input_dev->close = appleir_close; ++ ++ endpoint = &intf->cur_altsetting->endpoint[0].desc; ++ ++ usb_fill_int_urb(appleir->urb, dev, ++ usb_rcvintpipe(dev, endpoint->bEndpointAddress), ++ appleir->data, 8, ++ appleir_urb, appleir, endpoint->bInterval); ++ ++ appleir->urb->transfer_dma = appleir->dma_buf; ++ appleir->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; ++ ++ setup_timer(&appleir->key_up_timer, ++ key_up_tick, (unsigned long) appleir); ++ ++ retval = input_register_device(appleir->input_dev); ++ if (retval) ++ goto inputfail; ++ ++ usb_set_intfdata(intf, appleir); ++ ++ return 0; ++ ++inputfail: ++ input_free_device(appleir->input_dev); ++ ++urbfail: ++ usb_free_urb(appleir->urb); ++ ++usbfail: ++ usb_buffer_free(dev, URB_SIZE, appleir->data, ++ appleir->dma_buf); ++ ++allocfail: ++ kfree(appleir); ++ ++ return retval; ++} ++ ++static void appleir_disconnect(struct usb_interface *intf) ++{ ++ struct appleir *appleir = usb_get_intfdata(intf); ++ ++ usb_set_intfdata(intf, NULL); ++ input_unregister_device(appleir->input_dev); ++ usb_free_urb(appleir->urb); ++ usb_buffer_free(interface_to_usbdev(intf), URB_SIZE, ++ appleir->data, appleir->dma_buf); ++ kfree(appleir); ++} ++ ++static int appleir_suspend(struct usb_interface *interface, ++ pm_message_t message) ++{ ++ struct appleir *appleir = usb_get_intfdata(interface); ++ ++ mutex_lock(&appleir_mutex); ++ if (appleir->flags & APPLEIR_OPENED) ++ usb_kill_urb(appleir->urb); ++ ++ appleir->flags |= APPLEIR_SUSPENDED; ++ ++ mutex_unlock(&appleir_mutex); ++ ++ return 0; ++} ++ ++static int appleir_resume(struct usb_interface *interface) ++{ ++ struct appleir *appleir; ++ int r = 0; ++ ++ appleir = usb_get_intfdata(interface); ++ ++ mutex_lock(&appleir_mutex); ++ if (appleir->flags & APPLEIR_OPENED) { ++ struct usb_endpoint_descriptor *endpoint; ++ ++ endpoint = &interface->cur_altsetting->endpoint[0].desc; ++ usb_fill_int_urb(appleir->urb, appleir->usbdev, ++ usb_rcvintpipe(appleir->usbdev, endpoint->bEndpointAddress), ++ appleir->data, 8, ++ appleir_urb, appleir, endpoint->bInterval); ++ appleir->urb->transfer_dma = appleir->dma_buf; ++ appleir->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; ++ ++ /* And reset the USB device */ ++ if (usb_submit_urb(appleir->urb, GFP_ATOMIC)) ++ r = -EIO; ++ } ++ ++ appleir->flags &= ~APPLEIR_SUSPENDED; ++ ++ mutex_unlock(&appleir_mutex); ++ ++ return r; ++} ++ ++static struct usb_driver appleir_driver = { ++ .name = "appleir", ++ .probe = appleir_probe, ++ .disconnect = appleir_disconnect, ++ .suspend = appleir_suspend, ++ .resume = appleir_resume, ++ .reset_resume = appleir_resume, ++ .id_table = appleir_ids, ++}; ++ ++static int __init appleir_init(void) ++{ ++ return usb_register(&appleir_driver); ++} ++ ++static void __exit appleir_exit(void) ++{ ++ usb_deregister(&appleir_driver); ++} ++ ++module_init(appleir_init); ++module_exit(appleir_exit); |