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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-07 12:57:44 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-07 12:57:44 -0800
commit6e5565f949af1322f8f3d3f43d044645ae448499 (patch)
tree92868f6d3dcc6c105a0d35f9412f75c07139402e /drivers/input/misc
parente5a9e8e6890d9b9c7a0f25b03ffdaf28614a9a4c (diff)
parent03366e7b9bf1544cb0b98f1a5cd6d340654f486a (diff)
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (34 commits) Input: i8042 - non-x86 build fix Input: pxa27x_keypad - also enable on PXA3xx Input: pxa27x_keypad - add debounce_interval to the keypad platform data Input: pxa27x_keypad - use device resources for I/O memory mapping and IRQ Input: pxa27x_keypad - enable rotary encoders and direct keys Input: pxa27x_keypad - introduce pxa27x_keypad_config() Input: pxa27x_keypad - introduce driver structure and use KEY() to define matrix keys Input: pxa27x_keypad - remove pin configuration from the driver Input: pxa27x_keypad - rename the driver (was pxa27x_keyboard) Input: constify function pointer tables (seq_operations) Input: i8042 - add Fujitsu-Siemens Amilo Pro 2010 to nomux list Input: i8042 - enable DMI quirks on x86-64 Input: i8042 - add Dritek quirk for Acer Aspire 9110 Input: add input event to APM event bridge Input: mousedev - use BIT_MASK instead of BIT Input: remove duplicate includes Input: remove cdev from input_dev structure Input: remove duplicated headers in drivers/char/keyboard.c Input: i8042 - add Dritek keyboard extension quirk Input: add Tosa keyboard driver ...
Diffstat (limited to 'drivers/input/misc')
-rw-r--r--drivers/input/misc/Kconfig14
-rw-r--r--drivers/input/misc/Makefile1
-rw-r--r--drivers/input/misc/apanel.c378
-rw-r--r--drivers/input/misc/ati_remote.c1
-rw-r--r--drivers/input/misc/atlas_btns.c39
-rw-r--r--drivers/input/misc/cobalt_btns.c73
-rw-r--r--drivers/input/misc/keyspan_remote.c119
7 files changed, 519 insertions, 106 deletions
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 8f5c7b9..8b10d9f 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -40,6 +40,20 @@ config INPUT_M68K_BEEP
tristate "M68k Beeper support"
depends on M68K
+config INPUT_APANEL
+ tristate "Fujitsu Lifebook Application Panel buttons"
+ depends on X86
+ select I2C_I801
+ select INPUT_POLLDEV
+ select CHECK_SIGNATURE
+ help
+ Say Y here for support of the Application Panel buttons, used on
+ Fujitsu Lifebook. These are attached to the mainboard through
+ an SMBus interface managed by the I2C Intel ICH (i801) driver.
+
+ To compile this driver as a module, choose M here: the module will
+ be called apanel.
+
config INPUT_IXP4XX_BEEPER
tristate "IXP4XX Beeper support"
depends on ARCH_IXP4XX
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index 3585b50..ebd39f2 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -18,3 +18,4 @@ obj-$(CONFIG_INPUT_POWERMATE) += powermate.o
obj-$(CONFIG_INPUT_YEALINK) += yealink.o
obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o
obj-$(CONFIG_INPUT_UINPUT) += uinput.o
+obj-$(CONFIG_INPUT_APANEL) += apanel.o
diff --git a/drivers/input/misc/apanel.c b/drivers/input/misc/apanel.c
new file mode 100644
index 0000000..9531d8c
--- /dev/null
+++ b/drivers/input/misc/apanel.c
@@ -0,0 +1,378 @@
+/*
+ * Fujitsu Lifebook Application Panel button drive
+ *
+ * Copyright (C) 2007 Stephen Hemminger <shemminger@linux-foundation.org>
+ * Copyright (C) 2001-2003 Jochen Eisinger <jochen@penguin-breeder.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * Many Fujitsu Lifebook laptops have a small panel of buttons that are
+ * accessible via the i2c/smbus interface. This driver polls those
+ * buttons and generates input events.
+ *
+ * For more details see:
+ * http://apanel.sourceforge.net/tech.php
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/ioport.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/input-polldev.h>
+#include <linux/i2c.h>
+#include <linux/workqueue.h>
+#include <linux/leds.h>
+
+#define APANEL_NAME "Fujitsu Application Panel"
+#define APANEL_VERSION "1.3.1"
+#define APANEL "apanel"
+
+/* How often we poll keys - msecs */
+#define POLL_INTERVAL_DEFAULT 1000
+
+/* Magic constants in BIOS that tell about buttons */
+enum apanel_devid {
+ APANEL_DEV_NONE = 0,
+ APANEL_DEV_APPBTN = 1,
+ APANEL_DEV_CDBTN = 2,
+ APANEL_DEV_LCD = 3,
+ APANEL_DEV_LED = 4,
+
+ APANEL_DEV_MAX,
+};
+
+enum apanel_chip {
+ CHIP_NONE = 0,
+ CHIP_OZ992C = 1,
+ CHIP_OZ163T = 2,
+ CHIP_OZ711M3 = 4,
+};
+
+/* Result of BIOS snooping/probing -- what features are supported */
+static enum apanel_chip device_chip[APANEL_DEV_MAX];
+
+#define MAX_PANEL_KEYS 12
+
+struct apanel {
+ struct input_polled_dev *ipdev;
+ struct i2c_client client;
+ unsigned short keymap[MAX_PANEL_KEYS];
+ u16 nkeys;
+ u16 led_bits;
+ struct work_struct led_work;
+ struct led_classdev mail_led;
+};
+
+
+static int apanel_probe(struct i2c_adapter *, int, int);
+
+/* for now, we only support one address */
+static unsigned short normal_i2c[] = {0, I2C_CLIENT_END};
+static unsigned short ignore = I2C_CLIENT_END;
+static struct i2c_client_address_data addr_data = {
+ .normal_i2c = normal_i2c,
+ .probe = &ignore,
+ .ignore = &ignore,
+};
+
+static void report_key(struct input_dev *input, unsigned keycode)
+{
+ pr_debug(APANEL ": report key %#x\n", keycode);
+ input_report_key(input, keycode, 1);
+ input_sync(input);
+
+ input_report_key(input, keycode, 0);
+ input_sync(input);
+}
+
+/* Poll for key changes
+ *
+ * Read Application keys via SMI
+ * A (0x4), B (0x8), Internet (0x2), Email (0x1).
+ *
+ * CD keys:
+ * Forward (0x100), Rewind (0x200), Stop (0x400), Pause (0x800)
+ */
+static void apanel_poll(struct input_polled_dev *ipdev)
+{
+ struct apanel *ap = ipdev->private;
+ struct input_dev *idev = ipdev->input;
+ u8 cmd = device_chip[APANEL_DEV_APPBTN] == CHIP_OZ992C ? 0 : 8;
+ s32 data;
+ int i;
+
+ data = i2c_smbus_read_word_data(&ap->client, cmd);
+ if (data < 0)
+ return; /* ignore errors (due to ACPI??) */
+
+ /* write back to clear latch */
+ i2c_smbus_write_word_data(&ap->client, cmd, 0);
+
+ if (!data)
+ return;
+
+ dev_dbg(&idev->dev, APANEL ": data %#x\n", data);
+ for (i = 0; i < idev->keycodemax; i++)
+ if ((1u << i) & data)
+ report_key(idev, ap->keymap[i]);
+}
+
+/* Track state changes of LED */
+static void led_update(struct work_struct *work)
+{
+ struct apanel *ap = container_of(work, struct apanel, led_work);
+
+ i2c_smbus_write_word_data(&ap->client, 0x10, ap->led_bits);
+}
+
+static void mail_led_set(struct led_classdev *led,
+ enum led_brightness value)
+{
+ struct apanel *ap = container_of(led, struct apanel, mail_led);
+
+ if (value != LED_OFF)
+ ap->led_bits |= 0x8000;
+ else
+ ap->led_bits &= ~0x8000;
+
+ schedule_work(&ap->led_work);
+}
+
+static int apanel_detach_client(struct i2c_client *client)
+{
+ struct apanel *ap = i2c_get_clientdata(client);
+
+ if (device_chip[APANEL_DEV_LED] != CHIP_NONE)
+ led_classdev_unregister(&ap->mail_led);
+
+ input_unregister_polled_device(ap->ipdev);
+ i2c_detach_client(&ap->client);
+ input_free_polled_device(ap->ipdev);
+
+ return 0;
+}
+
+/* Function is invoked for every i2c adapter. */
+static int apanel_attach_adapter(struct i2c_adapter *adap)
+{
+ dev_dbg(&adap->dev, APANEL ": attach adapter id=%d\n", adap->id);
+
+ /* Our device is connected only to i801 on laptop */
+ if (adap->id != I2C_HW_SMBUS_I801)
+ return -ENODEV;
+
+ return i2c_probe(adap, &addr_data, apanel_probe);
+}
+
+static void apanel_shutdown(struct i2c_client *client)
+{
+ apanel_detach_client(client);
+}
+
+static struct i2c_driver apanel_driver = {
+ .driver = {
+ .name = APANEL,
+ },
+ .attach_adapter = &apanel_attach_adapter,
+ .detach_client = &apanel_detach_client,
+ .shutdown = &apanel_shutdown,
+};
+
+static struct apanel apanel = {
+ .client = {
+ .driver = &apanel_driver,
+ .name = APANEL,
+ },
+ .keymap = {
+ [0] = KEY_MAIL,
+ [1] = KEY_WWW,
+ [2] = KEY_PROG2,
+ [3] = KEY_PROG1,
+
+ [8] = KEY_FORWARD,
+ [9] = KEY_REWIND,
+ [10] = KEY_STOPCD,
+ [11] = KEY_PLAYPAUSE,
+
+ },
+ .mail_led = {
+ .name = "mail:blue",
+ .brightness_set = mail_led_set,
+ },
+};
+
+/* NB: Only one panel on the i2c. */
+static int apanel_probe(struct i2c_adapter *bus, int address, int kind)
+{
+ struct apanel *ap;
+ struct input_polled_dev *ipdev;
+ struct input_dev *idev;
+ u8 cmd = device_chip[APANEL_DEV_APPBTN] == CHIP_OZ992C ? 0 : 8;
+ int i, err = -ENOMEM;
+
+ dev_dbg(&bus->dev, APANEL ": probe adapter %p addr %d kind %d\n",
+ bus, address, kind);
+
+ ap = &apanel;
+
+ ipdev = input_allocate_polled_device();
+ if (!ipdev)
+ goto out1;
+
+ ap->ipdev = ipdev;
+ ap->client.adapter = bus;
+ ap->client.addr = address;
+
+ i2c_set_clientdata(&ap->client, ap);
+
+ err = i2c_attach_client(&ap->client);
+ if (err)
+ goto out2;
+
+ err = i2c_smbus_write_word_data(&ap->client, cmd, 0);
+ if (err) {
+ dev_warn(&ap->client.dev, APANEL ": smbus write error %d\n",
+ err);
+ goto out3;
+ }
+
+ ipdev->poll = apanel_poll;
+ ipdev->poll_interval = POLL_INTERVAL_DEFAULT;
+ ipdev->private = ap;
+
+ idev = ipdev->input;
+ idev->name = APANEL_NAME " buttons";
+ idev->phys = "apanel/input0";
+ idev->id.bustype = BUS_HOST;
+ idev->dev.parent = &ap->client.dev;
+
+ set_bit(EV_KEY, idev->evbit);
+
+ idev->keycode = ap->keymap;
+ idev->keycodesize = sizeof(ap->keymap[0]);
+ idev->keycodemax = (device_chip[APANEL_DEV_CDBTN] != CHIP_NONE) ? 12 : 4;
+
+ for (i = 0; i < idev->keycodemax; i++)
+ if (ap->keymap[i])
+ set_bit(ap->keymap[i], idev->keybit);
+
+ err = input_register_polled_device(ipdev);
+ if (err)
+ goto out3;
+
+ INIT_WORK(&ap->led_work, led_update);
+ if (device_chip[APANEL_DEV_LED] != CHIP_NONE) {
+ err = led_classdev_register(&ap->client.dev, &ap->mail_led);
+ if (err)
+ goto out4;
+ }
+
+ return 0;
+out4:
+ input_unregister_polled_device(ipdev);
+out3:
+ i2c_detach_client(&ap->client);
+out2:
+ input_free_polled_device(ipdev);
+out1:
+ return err;
+}
+
+/* Scan the system ROM for the signature "FJKEYINF" */
+static __init const void __iomem *bios_signature(const void __iomem *bios)
+{
+ ssize_t offset;
+ const unsigned char signature[] = "FJKEYINF";
+
+ for (offset = 0; offset < 0x10000; offset += 0x10) {
+ if (check_signature(bios + offset, signature,
+ sizeof(signature)-1))
+ return bios + offset;
+ }
+ pr_notice(APANEL ": Fujitsu BIOS signature '%s' not found...\n",
+ signature);
+ return NULL;
+}
+
+static int __init apanel_init(void)
+{
+ void __iomem *bios;
+ const void __iomem *p;
+ u8 devno;
+ int found = 0;
+
+ bios = ioremap(0xF0000, 0x10000); /* Can't fail */
+
+ p = bios_signature(bios);
+ if (!p) {
+ iounmap(bios);
+ return -ENODEV;
+ }
+
+ /* just use the first address */
+ p += 8;
+ normal_i2c[0] = readb(p+3) >> 1;
+
+ for ( ; (devno = readb(p)) & 0x7f; p += 4) {
+ unsigned char method, slave, chip;
+
+ method = readb(p + 1);
+ chip = readb(p + 2);
+ slave = readb(p + 3) >> 1;
+
+ if (slave != normal_i2c[0]) {
+ pr_notice(APANEL ": only one SMBus slave "
+ "address supported, skiping device...\n");
+ continue;
+ }
+
+ /* translate alternative device numbers */
+ switch (devno) {
+ case 6:
+ devno = APANEL_DEV_APPBTN;
+ break;
+ case 7:
+ devno = APANEL_DEV_LED;
+ break;
+ }
+
+ if (devno >= APANEL_DEV_MAX)
+ pr_notice(APANEL ": unknown device %u found\n", devno);
+ else if (device_chip[devno] != CHIP_NONE)
+ pr_warning(APANEL ": duplicate entry for devno %u\n", devno);
+
+ else if (method != 1 && method != 2 && method != 4) {
+ pr_notice(APANEL ": unknown method %u for devno %u\n",
+ method, devno);
+ } else {
+ device_chip[devno] = (enum apanel_chip) chip;
+ ++found;
+ }
+ }
+ iounmap(bios);
+
+ if (found == 0) {
+ pr_info(APANEL ": no input devices reported by BIOS\n");
+ return -EIO;
+ }
+
+ return i2c_add_driver(&apanel_driver);
+}
+module_init(apanel_init);
+
+static void __exit apanel_cleanup(void)
+{
+ i2c_del_driver(&apanel_driver);
+}
+module_exit(apanel_cleanup);
+
+MODULE_AUTHOR("Stephen Hemminger <shemminger@linux-foundation.org>");
+MODULE_DESCRIPTION(APANEL_NAME " driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(APANEL_VERSION);
+
+MODULE_ALIAS("dmi:*:svnFUJITSU:pnLifeBook*:pvr*:rvnFUJITSU:*");
+MODULE_ALIAS("dmi:*:svnFUJITSU:pnLifebook*:pvr*:rvnFUJITSU:*");
diff --git a/drivers/input/misc/ati_remote.c b/drivers/input/misc/ati_remote.c
index 3a79374..f3b86c2 100644
--- a/drivers/input/misc/ati_remote.c
+++ b/drivers/input/misc/ati_remote.c
@@ -90,7 +90,6 @@
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/usb/input.h>
#include <linux/wait.h>
#include <linux/jiffies.h>
diff --git a/drivers/input/misc/atlas_btns.c b/drivers/input/misc/atlas_btns.c
index 4e3ad65..1b87191 100644
--- a/drivers/input/misc/atlas_btns.c
+++ b/drivers/input/misc/atlas_btns.c
@@ -29,9 +29,10 @@
#include <asm/uaccess.h>
#include <acpi/acpi_drivers.h>
-#define ACPI_ATLAS_NAME "Atlas ACPI"
-#define ACPI_ATLAS_CLASS "Atlas"
+#define ACPI_ATLAS_NAME "Atlas ACPI"
+#define ACPI_ATLAS_CLASS "Atlas"
+static unsigned short atlas_keymap[16];
static struct input_dev *input_dev;
/* button handling code */
@@ -50,12 +51,15 @@ static acpi_status acpi_atlas_button_handler(u32 function,
void *handler_context, void *region_context)
{
acpi_status status;
- int keycode;
if (function == ACPI_WRITE) {
- keycode = KEY_F1 + (address & 0x0F);
- input_report_key(input_dev, keycode, !(address & 0x10));
+ int code = address & 0x0f;
+ int key_down = !(address & 0x10);
+
+ input_event(input_dev, EV_MSC, MSC_SCAN, code);
+ input_report_key(input_dev, atlas_keymap[code], key_down);
input_sync(input_dev);
+
status = 0;
} else {
printk(KERN_WARNING "atlas: shrugged on unexpected function"
@@ -70,6 +74,7 @@ static acpi_status acpi_atlas_button_handler(u32 function,
static int atlas_acpi_button_add(struct acpi_device *device)
{
acpi_status status;
+ int i;
int err;
input_dev = input_allocate_device();
@@ -81,17 +86,19 @@ static int atlas_acpi_button_add(struct acpi_device *device)
input_dev->name = "Atlas ACPI button driver";
input_dev->phys = "ASIM0000/atlas/input0";
input_dev->id.bustype = BUS_HOST;
- input_dev->evbit[BIT_WORD(EV_KEY)] = BIT_MASK(EV_KEY);
-
- set_bit(KEY_F1, input_dev->keybit);
- set_bit(KEY_F2, input_dev->keybit);
- set_bit(KEY_F3, input_dev->keybit);
- set_bit(KEY_F4, input_dev->keybit);
- set_bit(KEY_F5, input_dev->keybit);
- set_bit(KEY_F6, input_dev->keybit);
- set_bit(KEY_F7, input_dev->keybit);
- set_bit(KEY_F8, input_dev->keybit);
- set_bit(KEY_F9, input_dev->keybit);
+ input_dev->keycode = atlas_keymap;
+ input_dev->keycodesize = sizeof(unsigned short);
+ input_dev->keycodemax = ARRAY_SIZE(atlas_keymap);
+
+ input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+ __set_bit(EV_KEY, input_dev->evbit);
+ for (i = 0; i < ARRAY_SIZE(atlas_keymap); i++) {
+ if (i < 9) {
+ atlas_keymap[i] = KEY_F1 + i;
+ __set_bit(KEY_F1 + i, input_dev->keybit);
+ } else
+ atlas_keymap[i] = KEY_RESERVED;
+ }
err = input_register_device(input_dev);
if (err) {
diff --git a/drivers/input/misc/cobalt_btns.c b/drivers/input/misc/cobalt_btns.c
index 1aef97e..4833b1a 100644
--- a/drivers/input/misc/cobalt_btns.c
+++ b/drivers/input/misc/cobalt_btns.c
@@ -27,55 +27,48 @@
#define BUTTONS_COUNT_THRESHOLD 3
#define BUTTONS_STATUS_MASK 0xfe000000
+static const unsigned short cobalt_map[] = {
+ KEY_RESERVED,
+ KEY_RESTART,
+ KEY_LEFT,
+ KEY_UP,
+ KEY_DOWN,
+ KEY_RIGHT,
+ KEY_ENTER,
+ KEY_SELECT
+};
+
struct buttons_dev {
struct input_polled_dev *poll_dev;
+ unsigned short keymap[ARRAY_SIZE(cobalt_map)];
+ int count[ARRAY_SIZE(cobalt_map)];
void __iomem *reg;
};
-struct buttons_map {
- uint32_t mask;
- int keycode;
- int count;
-};
-
-static struct buttons_map buttons_map[] = {
- { 0x02000000, KEY_RESTART, },
- { 0x04000000, KEY_LEFT, },
- { 0x08000000, KEY_UP, },
- { 0x10000000, KEY_DOWN, },
- { 0x20000000, KEY_RIGHT, },
- { 0x40000000, KEY_ENTER, },
- { 0x80000000, KEY_SELECT, },
-};
-
static void handle_buttons(struct input_polled_dev *dev)
{
- struct buttons_map *button = buttons_map;
struct buttons_dev *bdev = dev->private;
struct input_dev *input = dev->input;
uint32_t status;
int i;
- status = readl(bdev->reg);
- status = ~status & BUTTONS_STATUS_MASK;
+ status = ~readl(bdev->reg) >> 24;
- for (i = 0; i < ARRAY_SIZE(buttons_map); i++) {
- if (status & button->mask) {
- button->count++;
+ for (i = 0; i < ARRAY_SIZE(bdev->keymap); i++) {
+ if (status & (1UL << i)) {
+ if (++bdev->count[i] == BUTTONS_COUNT_THRESHOLD) {
+ input_event(input, EV_MSC, MSC_SCAN, i);
+ input_report_key(input, bdev->keymap[i], 1);
+ input_sync(input);
+ }
} else {
- if (button->count >= BUTTONS_COUNT_THRESHOLD) {
- input_report_key(input, button->keycode, 0);
+ if (bdev->count[i] >= BUTTONS_COUNT_THRESHOLD) {
+ input_event(input, EV_MSC, MSC_SCAN, i);
+ input_report_key(input, bdev->keymap[i], 0);
input_sync(input);
}
- button->count = 0;
- }
-
- if (button->count == BUTTONS_COUNT_THRESHOLD) {
- input_report_key(input, button->keycode, 1);
- input_sync(input);
+ bdev->count[i] = 0;
}
-
- button++;
}
}
@@ -94,6 +87,8 @@ static int __devinit cobalt_buttons_probe(struct platform_device *pdev)
goto err_free_mem;
}
+ memcpy(bdev->keymap, cobalt_map, sizeof(bdev->keymap));
+
poll_dev->private = bdev;
poll_dev->poll = handle_buttons;
poll_dev->poll_interval = BUTTONS_POLL_INTERVAL;
@@ -104,11 +99,15 @@ static int __devinit cobalt_buttons_probe(struct platform_device *pdev)
input->id.bustype = BUS_HOST;
input->cdev.dev = &pdev->dev;
- input->evbit[0] = BIT_MASK(EV_KEY);
- for (i = 0; i < ARRAY_SIZE(buttons_map); i++) {
- set_bit(buttons_map[i].keycode, input->keybit);
- buttons_map[i].count = 0;
- }
+ input->keycode = pdev->keymap;
+ input->keycodemax = ARRAY_SIZE(pdev->keymap);
+ input->keycodesize = sizeof(unsigned short);
+
+ input_set_capability(input, EV_MSC, MSC_SCAN);
+ __set_bit(EV_KEY, input->evbit);
+ for (i = 0; i < ARRAY_SIZE(buttons_map); i++)
+ __set_bit(input->keycode[i], input->keybit);
+ __clear_bit(KEY_RESERVED, input->keybit);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
diff --git a/drivers/input/misc/keyspan_remote.c b/drivers/input/misc/keyspan_remote.c
index fd74347..952938a 100644
--- a/drivers/input/misc/keyspan_remote.c
+++ b/drivers/input/misc/keyspan_remote.c
@@ -16,7 +16,6 @@
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/usb/input.h>
#define DRIVER_VERSION "v0.1"
@@ -46,53 +45,12 @@ MODULE_PARM_DESC(debug, "Enable extra debug messages and information");
#define RECV_SIZE 8 /* The UIA-11 type have a 8 byte limit. */
-/* table of devices that work with this driver */
-static struct usb_device_id keyspan_table[] = {
- { USB_DEVICE(USB_KEYSPAN_VENDOR_ID, USB_KEYSPAN_PRODUCT_UIA11) },
- { } /* Terminating entry */
-};
-
-/* Structure to store all the real stuff that a remote sends to us. */
-struct keyspan_message {
- u16 system;
- u8 button;
- u8 toggle;
-};
-
-/* Structure used for all the bit testing magic needed to be done. */
-struct bit_tester {
- u32 tester;
- int len;
- int pos;
- int bits_left;
- u8 buffer[32];
-};
-
-/* Structure to hold all of our driver specific stuff */
-struct usb_keyspan {
- char name[128];
- char phys[64];
- struct usb_device* udev;
- struct input_dev *input;
- struct usb_interface* interface;
- struct usb_endpoint_descriptor* in_endpoint;
- struct urb* irq_urb;
- int open;
- dma_addr_t in_dma;
- unsigned char* in_buffer;
-
- /* variables used to parse messages from remote. */
- struct bit_tester data;
- int stage;
- int toggle;
-};
-
/*
* Table that maps the 31 possible keycodes to input keys.
* Currently there are 15 and 17 button models so RESERVED codes
* are blank areas in the mapping.
*/
-static const int keyspan_key_table[] = {
+static const unsigned short keyspan_key_table[] = {
KEY_RESERVED, /* 0 is just a place holder. */
KEY_RESERVED,
KEY_STOP,
@@ -127,6 +85,48 @@ static const int keyspan_key_table[] = {
KEY_MENU
};
+/* table of devices that work with this driver */
+static struct usb_device_id keyspan_table[] = {
+ { USB_DEVICE(USB_KEYSPAN_VENDOR_ID, USB_KEYSPAN_PRODUCT_UIA11) },
+ { } /* Terminating entry */
+};
+
+/* Structure to store all the real stuff that a remote sends to us. */
+struct keyspan_message {
+ u16 system;
+ u8 button;
+ u8 toggle;
+};
+
+/* Structure used for all the bit testing magic needed to be done. */
+struct bit_tester {
+ u32 tester;
+ int len;
+ int pos;
+ int bits_left;
+ u8 buffer[32];
+};
+
+/* Structure to hold all of our driver specific stuff */
+struct usb_keyspan {
+ char name[128];
+ char phys[64];
+ unsigned short keymap[ARRAY_SIZE(keyspan_key_table)];
+ struct usb_device *udev;
+ struct input_dev *input;
+ struct usb_interface *interface;
+ struct usb_endpoint_descriptor *in_endpoint;
+ struct urb* irq_urb;
+ int open;
+ dma_addr_t in_dma;
+ unsigned char *in_buffer;
+
+ /* variables used to parse messages from remote. */
+ struct bit_tester data;
+ int stage;
+ int toggle;
+};
+
static struct usb_driver keyspan_driver;
/*
@@ -173,6 +173,15 @@ static int keyspan_load_tester(struct usb_keyspan* dev, int bits_needed)
return 0;
}
+static void keyspan_report_button(struct usb_keyspan *remote, int button, int press)
+{
+ struct input_dev *input = remote->input;
+
+ input_event(input, EV_MSC, MSC_SCAN, button);
+ input_report_key(input, remote->keymap[button], press);
+ input_sync(input);
+}
+
/*
* Routine that handles all the logic needed to parse out the message from the remote.
*/
@@ -311,9 +320,8 @@ static void keyspan_check_data(struct usb_keyspan *remote)
__FUNCTION__, message.system, message.button, message.toggle);
if (message.toggle != remote->toggle) {
- input_report_key(remote->input, keyspan_key_table[message.button], 1);
- input_report_key(remote->input, keyspan_key_table[message.button], 0);
- input_sync(remote->input);
+ keyspan_report_button(remote, message.button, 1);
+ keyspan_report_button(remote, message.button, 0);
remote->toggle = message.toggle;
}
@@ -491,16 +499,21 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic
usb_make_path(udev, remote->phys, sizeof(remote->phys));
strlcat(remote->phys, "/input0", sizeof(remote->phys));
+ memcpy(remote->keymap, keyspan_key_table, sizeof(remote->keymap));
input_dev->name = remote->name;
input_dev->phys = remote->phys;
usb_to_input_id(udev, &input_dev->id);
input_dev->dev.parent = &interface->dev;
+ input_dev->keycode = remote->keymap;
+ input_dev->keycodesize = sizeof(unsigned short);
+ input_dev->keycodemax = ARRAY_SIZE(remote->keymap);
- input_dev->evbit[0] = BIT_MASK(EV_KEY); /* We will only report KEY events. */
+ input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+ __set_bit(EV_KEY, input_dev->evbit);
for (i = 0; i < ARRAY_SIZE(keyspan_key_table); i++)
- if (keyspan_key_table[i] != KEY_RESERVED)
- set_bit(keyspan_key_table[i], input_dev->keybit);
+ __set_bit(keyspan_key_table[i], input_dev->keybit);
+ __clear_bit(KEY_RESERVED, input_dev->keybit);
input_set_drvdata(input_dev, remote);
@@ -508,12 +521,14 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic
input_dev->close = keyspan_close;
/*
- * Initialize the URB to access the device. The urb gets sent to the device in keyspan_open()
+ * Initialize the URB to access the device.
+ * The urb gets sent to the device in keyspan_open()
*/
usb_fill_int_urb(remote->irq_urb,
- remote->udev, usb_rcvintpipe(remote->udev, remote->in_endpoint->bEndpointAddress),
+ remote->udev,
+ usb_rcvintpipe(remote->udev, endpoint->bEndpointAddress),
remote->in_buffer, RECV_SIZE, keyspan_irq_recv, remote,
- remote->in_endpoint->bInterval);
+ endpoint->bInterval);
remote->irq_urb->transfer_dma = remote->in_dma;
remote->irq_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;