* USB HID support for Linux
*
* Copyright (c) 1999 Andreas Gal
- * Copyright (c) 2000-2001 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
+ * Copyright (c) 2006 Jiri Kosina
*/
/*
#include <asm/unaligned.h>
#include <asm/byteorder.h>
#include <linux/input.h>
+#include <linux/wait.h>
#undef DEBUG
#undef DEBUG_DATA
#include <linux/usb.h>
-#include "hid.h"
+#include <linux/hid.h>
#include <linux/hiddev.h>
+#include "usbhid.h"
/*
* Version Information
*/
-#define DRIVER_VERSION "v2.0"
+#define DRIVER_VERSION "v2.6"
#define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik"
#define DRIVER_DESC "USB HID core driver"
#define DRIVER_LICENSE "GPL"
static char *hid_types[] = {"Device", "Pointer", "Mouse", "Device", "Joystick",
"Gamepad", "Keyboard", "Keypad", "Multi-Axis Controller"};
-
-/*
- * Register a new report for a device.
- */
-
-static struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
-{
- struct hid_report_enum *report_enum = device->report_enum + type;
- struct hid_report *report;
-
- if (report_enum->report_id_hash[id])
- return report_enum->report_id_hash[id];
-
- if (!(report = kmalloc(sizeof(struct hid_report), GFP_KERNEL)))
- return NULL;
- memset(report, 0, sizeof(struct hid_report));
-
- if (id != 0)
- report_enum->numbered = 1;
-
- report->id = id;
- report->type = type;
- report->size = 0;
- report->device = device;
- report_enum->report_id_hash[id] = report;
-
- list_add_tail(&report->list, &report_enum->report_list);
-
- return report;
-}
-
-/*
- * Register a new field for this report.
- */
-
-static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
-{
- struct hid_field *field;
-
- if (report->maxfield == HID_MAX_FIELDS) {
- dbg("too many fields in report");
- return NULL;
- }
-
- if (!(field = kmalloc(sizeof(struct hid_field) + usages * sizeof(struct hid_usage)
- + values * sizeof(unsigned), GFP_KERNEL))) return NULL;
-
- memset(field, 0, sizeof(struct hid_field) + usages * sizeof(struct hid_usage)
- + values * sizeof(unsigned));
-
- report->field[report->maxfield++] = field;
- field->usage = (struct hid_usage *)(field + 1);
- field->value = (unsigned *)(field->usage + usages);
- field->report = report;
-
- return field;
-}
-
-/*
- * Open a collection. The type/usage is pushed on the stack.
- */
-
-static int open_collection(struct hid_parser *parser, unsigned type)
-{
- struct hid_collection *collection;
- unsigned usage;
-
- usage = parser->local.usage[0];
-
- if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
- dbg("collection stack overflow");
- return -1;
- }
-
- if (parser->device->maxcollection == parser->device->collection_size) {
- collection = kmalloc(sizeof(struct hid_collection) *
- parser->device->collection_size * 2,
- GFP_KERNEL);
- if (collection == NULL) {
- dbg("failed to reallocate collection array");
- return -1;
- }
- memcpy(collection, parser->device->collection,
- sizeof(struct hid_collection) *
- parser->device->collection_size);
- memset(collection + parser->device->collection_size, 0,
- sizeof(struct hid_collection) *
- parser->device->collection_size);
- kfree(parser->device->collection);
- parser->device->collection = collection;
- parser->device->collection_size *= 2;
- }
-
- parser->collection_stack[parser->collection_stack_ptr++] =
- parser->device->maxcollection;
-
- collection = parser->device->collection +
- parser->device->maxcollection++;
- collection->type = type;
- collection->usage = usage;
- collection->level = parser->collection_stack_ptr - 1;
-
- if (type == HID_COLLECTION_APPLICATION)
- parser->device->maxapplication++;
-
- return 0;
-}
-
-/*
- * Close a collection.
- */
-
-static int close_collection(struct hid_parser *parser)
-{
- if (!parser->collection_stack_ptr) {
- dbg("collection stack underflow");
- return -1;
- }
- parser->collection_stack_ptr--;
- return 0;
-}
-
-/*
- * Climb up the stack, search for the specified collection type
- * and return the usage.
- */
-
-static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
-{
- int n;
- for (n = parser->collection_stack_ptr - 1; n >= 0; n--)
- if (parser->device->collection[parser->collection_stack[n]].type == type)
- return parser->device->collection[parser->collection_stack[n]].usage;
- return 0; /* we know nothing about this usage type */
-}
-
-/*
- * Add a usage to the temporary parser table.
- */
-
-static int hid_add_usage(struct hid_parser *parser, unsigned usage)
-{
- if (parser->local.usage_index >= HID_MAX_USAGES) {
- dbg("usage index exceeded");
- return -1;
- }
- parser->local.usage[parser->local.usage_index] = usage;
- parser->local.collection_index[parser->local.usage_index] =
- parser->collection_stack_ptr ?
- parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
- parser->local.usage_index++;
- return 0;
-}
-
-/*
- * Register a new field for this report.
- */
-
-static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
-{
- struct hid_report *report;
- struct hid_field *field;
- int usages;
- unsigned offset;
- int i;
-
- if (!(report = hid_register_report(parser->device, report_type, parser->global.report_id))) {
- dbg("hid_register_report failed");
- return -1;
- }
-
- if (parser->global.logical_maximum < parser->global.logical_minimum) {
- dbg("logical range invalid %d %d", parser->global.logical_minimum, parser->global.logical_maximum);
- return -1;
- }
- usages = parser->local.usage_index;
-
- offset = report->size;
- report->size += parser->global.report_size * parser->global.report_count;
-
- if (usages < parser->global.report_count)
- usages = parser->global.report_count;
-
- if (usages == 0)
- return 0; /* ignore padding fields */
-
- if ((field = hid_register_field(report, usages, parser->global.report_count)) == NULL)
- return 0;
-
- field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
- field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
- field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
-
- for (i = 0; i < usages; i++) {
- int j = i;
- /* Duplicate the last usage we parsed if we have excess values */
- if (i >= parser->local.usage_index)
- j = parser->local.usage_index - 1;
- field->usage[i].hid = parser->local.usage[j];
- field->usage[i].collection_index =
- parser->local.collection_index[j];
- }
-
- field->maxusage = usages;
- field->flags = flags;
- field->report_offset = offset;
- field->report_type = report_type;
- field->report_size = parser->global.report_size;
- field->report_count = parser->global.report_count;
- field->logical_minimum = parser->global.logical_minimum;
- field->logical_maximum = parser->global.logical_maximum;
- field->physical_minimum = parser->global.physical_minimum;
- field->physical_maximum = parser->global.physical_maximum;
- field->unit_exponent = parser->global.unit_exponent;
- field->unit = parser->global.unit;
-
- return 0;
-}
-
-/*
- * Read data value from item.
- */
-
-static __inline__ __u32 item_udata(struct hid_item *item)
-{
- switch (item->size) {
- case 1: return item->data.u8;
- case 2: return item->data.u16;
- case 4: return item->data.u32;
- }
- return 0;
-}
-
-static __inline__ __s32 item_sdata(struct hid_item *item)
-{
- switch (item->size) {
- case 1: return item->data.s8;
- case 2: return item->data.s16;
- case 4: return item->data.s32;
- }
- return 0;
-}
-
-/*
- * Process a global item.
- */
-
-static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
-{
- switch (item->tag) {
-
- case HID_GLOBAL_ITEM_TAG_PUSH:
-
- if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
- dbg("global enviroment stack overflow");
- return -1;
- }
-
- memcpy(parser->global_stack + parser->global_stack_ptr++,
- &parser->global, sizeof(struct hid_global));
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_POP:
-
- if (!parser->global_stack_ptr) {
- dbg("global enviroment stack underflow");
- return -1;
- }
-
- memcpy(&parser->global, parser->global_stack + --parser->global_stack_ptr,
- sizeof(struct hid_global));
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
- parser->global.usage_page = item_udata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
- parser->global.logical_minimum = item_sdata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
- if (parser->global.logical_minimum < 0)
- parser->global.logical_maximum = item_sdata(item);
- else
- parser->global.logical_maximum = item_udata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
- parser->global.physical_minimum = item_sdata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
- if (parser->global.physical_minimum < 0)
- parser->global.physical_maximum = item_sdata(item);
- else
- parser->global.physical_maximum = item_udata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
- parser->global.unit_exponent = item_sdata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_UNIT:
- parser->global.unit = item_udata(item);
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
- if ((parser->global.report_size = item_udata(item)) > 32) {
- dbg("invalid report_size %d", parser->global.report_size);
- return -1;
- }
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
- if ((parser->global.report_count = item_udata(item)) > HID_MAX_USAGES) {
- dbg("invalid report_count %d", parser->global.report_count);
- return -1;
- }
- return 0;
-
- case HID_GLOBAL_ITEM_TAG_REPORT_ID:
- if ((parser->global.report_id = item_udata(item)) == 0) {
- dbg("report_id 0 is invalid");
- return -1;
- }
- return 0;
-
- default:
- dbg("unknown global tag 0x%x", item->tag);
- return -1;
- }
-}
-
-/*
- * Process a local item.
- */
-
-static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
-{
- __u32 data;
- unsigned n;
-
- if (item->size == 0) {
- dbg("item data expected for local item");
- return -1;
- }
-
- data = item_udata(item);
-
- switch (item->tag) {
-
- case HID_LOCAL_ITEM_TAG_DELIMITER:
-
- if (data) {
- /*
- * We treat items before the first delimiter
- * as global to all usage sets (branch 0).
- * In the moment we process only these global
- * items and the first delimiter set.
- */
- if (parser->local.delimiter_depth != 0) {
- dbg("nested delimiters");
- return -1;
- }
- parser->local.delimiter_depth++;
- parser->local.delimiter_branch++;
- } else {
- if (parser->local.delimiter_depth < 1) {
- dbg("bogus close delimiter");
- return -1;
- }
- parser->local.delimiter_depth--;
- }
- return 1;
-
- case HID_LOCAL_ITEM_TAG_USAGE:
-
- if (parser->local.delimiter_branch > 1) {
- dbg("alternative usage ignored");
- return 0;
- }
-
- if (item->size <= 2)
- data = (parser->global.usage_page << 16) + data;
-
- return hid_add_usage(parser, data);
-
- case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
-
- if (parser->local.delimiter_branch > 1) {
- dbg("alternative usage ignored");
- return 0;
- }
-
- if (item->size <= 2)
- data = (parser->global.usage_page << 16) + data;
-
- parser->local.usage_minimum = data;
- return 0;
-
- case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
-
- if (parser->local.delimiter_branch > 1) {
- dbg("alternative usage ignored");
- return 0;
- }
-
- if (item->size <= 2)
- data = (parser->global.usage_page << 16) + data;
-
- for (n = parser->local.usage_minimum; n <= data; n++)
- if (hid_add_usage(parser, n)) {
- dbg("hid_add_usage failed\n");
- return -1;
- }
- return 0;
-
- default:
-
- dbg("unknown local item tag 0x%x", item->tag);
- return 0;
- }
- return 0;
-}
-
/*
- * Process a main item.
+ * Module parameters.
*/
-static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
-{
- __u32 data;
- int ret;
-
- data = item_udata(item);
-
- switch (item->tag) {
- case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
- ret = open_collection(parser, data & 0xff);
- break;
- case HID_MAIN_ITEM_TAG_END_COLLECTION:
- ret = close_collection(parser);
- break;
- case HID_MAIN_ITEM_TAG_INPUT:
- ret = hid_add_field(parser, HID_INPUT_REPORT, data);
- break;
- case HID_MAIN_ITEM_TAG_OUTPUT:
- ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
- break;
- case HID_MAIN_ITEM_TAG_FEATURE:
- ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
- break;
- default:
- dbg("unknown main item tag 0x%x", item->tag);
- ret = 0;
- }
-
- memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
-
- return ret;
-}
+static unsigned int hid_mousepoll_interval;
+module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644);
+MODULE_PARM_DESC(mousepoll, "Polling interval of mice");
/*
- * Process a reserved item.
+ * Input submission and I/O error handler.
*/
-static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
-{
- dbg("reserved item type, tag 0x%x", item->tag);
- return 0;
-}
+static void hid_io_error(struct hid_device *hid);
-/*
- * Free a report and all registered fields. The field->usage and
- * field->value table's are allocated behind the field, so we need
- * only to free(field) itself.
- */
-
-static void hid_free_report(struct hid_report *report)
+/* Start up the input URB */
+static int hid_start_in(struct hid_device *hid)
{
- unsigned n;
-
- for (n = 0; n < report->maxfield; n++)
- kfree(report->field[n]);
- kfree(report);
-}
-
-/*
- * Free a device structure, all reports, and all fields.
- */
-
-static void hid_free_device(struct hid_device *device)
-{
- unsigned i,j;
-
- hid_ff_exit(device);
-
- for (i = 0; i < HID_REPORT_TYPES; i++) {
- struct hid_report_enum *report_enum = device->report_enum + i;
-
- for (j = 0; j < 256; j++) {
- struct hid_report *report = report_enum->report_id_hash[j];
- if (report)
- hid_free_report(report);
- }
+ unsigned long flags;
+ int rc = 0;
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ spin_lock_irqsave(&usbhid->inlock, flags);
+ if (hid->open > 0 && !test_bit(HID_SUSPENDED, &usbhid->iofl) &&
+ !test_and_set_bit(HID_IN_RUNNING, &usbhid->iofl)) {
+ rc = usb_submit_urb(usbhid->urbin, GFP_ATOMIC);
+ if (rc != 0)
+ clear_bit(HID_IN_RUNNING, &usbhid->iofl);
}
-
- if (device->rdesc)
- kfree(device->rdesc);
- kfree(device);
+ spin_unlock_irqrestore(&usbhid->inlock, flags);
+ return rc;
}
-/*
- * Fetch a report description item from the data stream. We support long
- * items, though they are not used yet.
- */
-
-static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
+/* I/O retry timer routine */
+static void hid_retry_timeout(unsigned long _hid)
{
- u8 b;
-
- if ((end - start) <= 0)
- return NULL;
-
- b = *start++;
-
- item->type = (b >> 2) & 3;
- item->tag = (b >> 4) & 15;
-
- if (item->tag == HID_ITEM_TAG_LONG) {
-
- item->format = HID_ITEM_FORMAT_LONG;
-
- if ((end - start) < 2)
- return NULL;
-
- item->size = *start++;
- item->tag = *start++;
-
- if ((end - start) < item->size)
- return NULL;
-
- item->data.longdata = start;
- start += item->size;
- return start;
- }
-
- item->format = HID_ITEM_FORMAT_SHORT;
- item->size = b & 3;
-
- switch (item->size) {
-
- case 0:
- return start;
-
- case 1:
- if ((end - start) < 1)
- return NULL;
- item->data.u8 = *start++;
- return start;
+ struct hid_device *hid = (struct hid_device *) _hid;
+ struct usbhid_device *usbhid = hid->driver_data;
- case 2:
- if ((end - start) < 2)
- return NULL;
- item->data.u16 = le16_to_cpu(get_unaligned((__u16*)start));
- start = (__u8 *)((__u16 *)start + 1);
- return start;
-
- case 3:
- item->size++;
- if ((end - start) < 4)
- return NULL;
- item->data.u32 = le32_to_cpu(get_unaligned((__u32*)start));
- start = (__u8 *)((__u32 *)start + 1);
- return start;
- }
-
- return NULL;
+ dev_dbg(&usbhid->intf->dev, "retrying intr urb\n");
+ if (hid_start_in(hid))
+ hid_io_error(hid);
}
-/*
- * Parse a report description into a hid_device structure. Reports are
- * enumerated, fields are attached to these reports.
- */
-
-static struct hid_device *hid_parse_report(__u8 *start, unsigned size)
+/* Workqueue routine to reset the device or clear a halt */
+static void hid_reset(struct work_struct *work)
{
- struct hid_device *device;
- struct hid_parser *parser;
- struct hid_item item;
- __u8 *end;
- unsigned i;
- static int (*dispatch_type[])(struct hid_parser *parser,
- struct hid_item *item) = {
- hid_parser_main,
- hid_parser_global,
- hid_parser_local,
- hid_parser_reserved
- };
-
- if (!(device = kmalloc(sizeof(struct hid_device), GFP_KERNEL)))
- return NULL;
- memset(device, 0, sizeof(struct hid_device));
-
- if (!(device->collection =kmalloc(sizeof(struct hid_collection) *
- HID_DEFAULT_NUM_COLLECTIONS, GFP_KERNEL))) {
- kfree(device);
- return NULL;
+ struct usbhid_device *usbhid =
+ container_of(work, struct usbhid_device, reset_work);
+ struct hid_device *hid = usbhid->hid;
+ int rc_lock, rc = 0;
+
+ if (test_bit(HID_CLEAR_HALT, &usbhid->iofl)) {
+ dev_dbg(&usbhid->intf->dev, "clear halt\n");
+ rc = usb_clear_halt(hid_to_usb_dev(hid), usbhid->urbin->pipe);
+ clear_bit(HID_CLEAR_HALT, &usbhid->iofl);
+ hid_start_in(hid);
}
- memset(device->collection, 0, sizeof(struct hid_collection) *
- HID_DEFAULT_NUM_COLLECTIONS);
- device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
- for (i = 0; i < HID_REPORT_TYPES; i++)
- INIT_LIST_HEAD(&device->report_enum[i].report_list);
-
- if (!(device->rdesc = (__u8 *)kmalloc(size, GFP_KERNEL))) {
- kfree(device->collection);
- kfree(device);
- return NULL;
- }
- memcpy(device->rdesc, start, size);
- device->rsize = size;
-
- if (!(parser = kmalloc(sizeof(struct hid_parser), GFP_KERNEL))) {
- kfree(device->rdesc);
- kfree(device->collection);
- kfree(device);
- return NULL;
- }
- memset(parser, 0, sizeof(struct hid_parser));
- parser->device = device;
-
- end = start + size;
- while ((start = fetch_item(start, end, &item)) != 0) {
-
- if (item.format != HID_ITEM_FORMAT_SHORT) {
- dbg("unexpected long global item");
- kfree(device->collection);
- hid_free_device(device);
- kfree(parser);
- return NULL;
- }
-
- if (dispatch_type[item.type](parser, &item)) {
- dbg("item %u %u %u %u parsing failed\n",
- item.format, (unsigned)item.size, (unsigned)item.type, (unsigned)item.tag);
- kfree(device->collection);
- hid_free_device(device);
- kfree(parser);
- return NULL;
- }
-
- if (start == end) {
- if (parser->collection_stack_ptr) {
- dbg("unbalanced collection at end of report description");
- kfree(device->collection);
- hid_free_device(device);
- kfree(parser);
- return NULL;
- }
- if (parser->local.delimiter_depth) {
- dbg("unbalanced delimiter at end of report description");
- kfree(device->collection);
- hid_free_device(device);
- kfree(parser);
- return NULL;
- }
- kfree(parser);
- return device;
+ else if (test_bit(HID_RESET_PENDING, &usbhid->iofl)) {
+ dev_dbg(&usbhid->intf->dev, "resetting device\n");
+ rc = rc_lock = usb_lock_device_for_reset(hid_to_usb_dev(hid), usbhid->intf);
+ if (rc_lock >= 0) {
+ rc = usb_reset_composite_device(hid_to_usb_dev(hid), usbhid->intf);
+ if (rc_lock)
+ usb_unlock_device(hid_to_usb_dev(hid));
}
+ clear_bit(HID_RESET_PENDING, &usbhid->iofl);
}
- dbg("item fetching failed at offset %d\n", (int)(end - start));
- kfree(device->collection);
- hid_free_device(device);
- kfree(parser);
- return NULL;
-}
-
-/*
- * Convert a signed n-bit integer to signed 32-bit integer. Common
- * cases are done through the compiler, the screwed things has to be
- * done by hand.
- */
-
-static __inline__ __s32 snto32(__u32 value, unsigned n)
-{
- switch (n) {
- case 8: return ((__s8)value);
- case 16: return ((__s16)value);
- case 32: return ((__s32)value);
- }
- return value & (1 << (n - 1)) ? value | (-1 << n) : value;
-}
-
-/*
- * Convert a signed 32-bit integer to a signed n-bit integer.
- */
-
-static __inline__ __u32 s32ton(__s32 value, unsigned n)
-{
- __s32 a = value >> (n - 1);
- if (a && a != -1)
- return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
- return value & ((1 << n) - 1);
-}
-
-/*
- * Extract/implement a data field from/to a report.
- */
-
-static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
-{
- report += (offset >> 5) << 2; offset &= 31;
- return (le64_to_cpu(get_unaligned((__u64*)report)) >> offset) & ((1 << n) - 1);
-}
-
-static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value)
-{
- report += (offset >> 5) << 2; offset &= 31;
- put_unaligned((get_unaligned((__u64*)report)
- & cpu_to_le64(~((((__u64) 1 << n) - 1) << offset)))
- | cpu_to_le64((__u64)value << offset), (__u64*)report);
-}
-
-/*
- * Search an array for a value.
- */
-
-static __inline__ int search(__s32 *array, __s32 value, unsigned n)
-{
- while (n--) {
- if (*array++ == value)
- return 0;
+ switch (rc) {
+ case 0:
+ if (!test_bit(HID_IN_RUNNING, &usbhid->iofl))
+ hid_io_error(hid);
+ break;
+ default:
+ err("can't reset device, %s-%s/input%d, status %d",
+ hid_to_usb_dev(hid)->bus->bus_name,
+ hid_to_usb_dev(hid)->devpath,
+ usbhid->ifnum, rc);
+ /* FALLTHROUGH */
+ case -EHOSTUNREACH:
+ case -ENODEV:
+ case -EINTR:
+ break;
}
- return -1;
}
-static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs)
-{
- hid_dump_input(usage, value);
- if (hid->claimed & HID_CLAIMED_INPUT)
- hidinput_hid_event(hid, field, usage, value, regs);
- if (hid->claimed & HID_CLAIMED_HIDDEV)
- hiddev_hid_event(hid, field, usage, value, regs);
-}
-
-/*
- * Analyse a received field, and fetch the data from it. The field
- * content is stored for next report processing (we do differential
- * reporting to the layer).
- */
-
-static void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, struct pt_regs *regs)
+/* Main I/O error handler */
+static void hid_io_error(struct hid_device *hid)
{
- unsigned n;
- unsigned count = field->report_count;
- unsigned offset = field->report_offset;
- unsigned size = field->report_size;
- __s32 min = field->logical_minimum;
- __s32 max = field->logical_maximum;
- __s32 *value;
-
- value = kmalloc(sizeof(__s32)*count, GFP_ATOMIC);
- if (!value)
- return;
-
- for (n = 0; n < count; n++) {
+ unsigned long flags;
+ struct usbhid_device *usbhid = hid->driver_data;
- value[n] = min < 0 ? snto32(extract(data, offset + n * size, size), size) :
- extract(data, offset + n * size, size);
+ spin_lock_irqsave(&usbhid->inlock, flags);
- if (!(field->flags & HID_MAIN_ITEM_VARIABLE) /* Ignore report if ErrorRollOver */
- && value[n] >= min && value[n] <= max
- && field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
- goto exit;
- }
+ /* Stop when disconnected */
+ if (usb_get_intfdata(usbhid->intf) == NULL)
+ goto done;
- for (n = 0; n < count; n++) {
+ /* When an error occurs, retry at increasing intervals */
+ if (usbhid->retry_delay == 0) {
+ usbhid->retry_delay = 13; /* Then 26, 52, 104, 104, ... */
+ usbhid->stop_retry = jiffies + msecs_to_jiffies(1000);
+ } else if (usbhid->retry_delay < 100)
+ usbhid->retry_delay *= 2;
- if (HID_MAIN_ITEM_VARIABLE & field->flags) {
+ if (time_after(jiffies, usbhid->stop_retry)) {
- if (field->flags & HID_MAIN_ITEM_RELATIVE) {
- if (!value[n])
- continue;
- } else {
- if (value[n] == field->value[n])
- continue;
- }
- hid_process_event(hid, field, &field->usage[n], value[n], regs);
- continue;
+ /* Retries failed, so do a port reset */
+ if (!test_and_set_bit(HID_RESET_PENDING, &usbhid->iofl)) {
+ schedule_work(&usbhid->reset_work);
+ goto done;
}
-
- if (field->value[n] >= min && field->value[n] <= max
- && field->usage[field->value[n] - min].hid
- && search(value, field->value[n], count))
- hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, regs);
-
- if (value[n] >= min && value[n] <= max
- && field->usage[value[n] - min].hid
- && search(field->value, value[n], count))
- hid_process_event(hid, field, &field->usage[value[n] - min], 1, regs);
}
- memcpy(field->value, value, count * sizeof(__s32));
-exit:
- kfree(value);
-}
-
-static int hid_input_report(int type, struct urb *urb, struct pt_regs *regs)
-{
- struct hid_device *hid = urb->context;
- struct hid_report_enum *report_enum = hid->report_enum + type;
- u8 *data = urb->transfer_buffer;
- int len = urb->actual_length;
- struct hid_report *report;
- int n, size;
-
- if (!len) {
- dbg("empty report");
- return -1;
- }
-
-#ifdef DEBUG_DATA
- printk(KERN_DEBUG __FILE__ ": report (size %u) (%snumbered)\n", len, report_enum->numbered ? "" : "un");
-#endif
-
- n = 0; /* Normally report number is 0 */
- if (report_enum->numbered) { /* Device uses numbered reports, data[0] is report number */
- n = *data++;
- len--;
- }
-
-#ifdef DEBUG_DATA
- {
- int i;
- printk(KERN_DEBUG __FILE__ ": report %d (size %u) = ", n, len);
- for (i = 0; i < len; i++)
- printk(" %02x", data[i]);
- printk("\n");
- }
-#endif
-
- if (!(report = report_enum->report_id_hash[n])) {
- dbg("undefined report_id %d received", n);
- return -1;
- }
-
- size = ((report->size - 1) >> 3) + 1;
-
- if (len < size) {
- dbg("report %d is too short, (%d < %d)", report->id, len, size);
- return -1;
- }
-
- if (hid->claimed & HID_CLAIMED_HIDDEV)
- hiddev_report_event(hid, report);
-
- for (n = 0; n < report->maxfield; n++)
- hid_input_field(hid, report->field[n], data, regs);
-
- if (hid->claimed & HID_CLAIMED_INPUT)
- hidinput_report_event(hid, report);
-
- return 0;
+ mod_timer(&usbhid->io_retry,
+ jiffies + msecs_to_jiffies(usbhid->retry_delay));
+done:
+ spin_unlock_irqrestore(&usbhid->inlock, flags);
}
/*
* Input interrupt completion handler.
*/
-static void hid_irq_in(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_in(struct urb *urb)
{
struct hid_device *hid = urb->context;
+ struct usbhid_device *usbhid = hid->driver_data;
int status;
switch (urb->status) {
- case 0: /* success */
- hid_input_report(HID_INPUT_REPORT, urb, regs);
- break;
- case -ECONNRESET: /* unlink */
- case -ENOENT:
- case -ESHUTDOWN:
- return;
- default: /* error */
- dbg("nonzero status in input irq %d", urb->status);
- }
-
- status = usb_submit_urb (urb, SLAB_ATOMIC);
- if (status)
- err ("can't resubmit intr, %s-%s/input%d, status %d",
- hid->dev->bus->bus_name, hid->dev->devpath,
- hid->ifnum, status);
-}
-
-/*
- * Output the field into the report.
- */
-
-static void hid_output_field(struct hid_field *field, __u8 *data)
-{
- unsigned count = field->report_count;
- unsigned offset = field->report_offset;
- unsigned size = field->report_size;
- unsigned n;
-
- for (n = 0; n < count; n++) {
- if (field->logical_minimum < 0) /* signed values */
- implement(data, offset + n * size, size, s32ton(field->value[n], size));
- else /* unsigned values */
- implement(data, offset + n * size, size, field->value[n]);
- }
-}
-
-/*
- * Create a report.
- */
-
-static void hid_output_report(struct hid_report *report, __u8 *data)
-{
- unsigned n;
-
- if (report->id > 0)
- *data++ = report->id;
-
- for (n = 0; n < report->maxfield; n++)
- hid_output_field(report->field[n], data);
-}
-
-/*
- * Set a field value. The report this field belongs to has to be
- * created and transferred to the device, to set this value in the
- * device.
- */
-
-int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
-{
- unsigned size = field->report_size;
-
- hid_dump_input(field->usage + offset, value);
-
- if (offset >= field->report_count) {
- dbg("offset (%d) exceeds report_count (%d)", offset, field->report_count);
- hid_dump_field(field, 8);
- return -1;
- }
- if (field->logical_minimum < 0) {
- if (value != snto32(s32ton(value, size), size)) {
- dbg("value %d is out of range", value);
- return -1;
- }
+ case 0: /* success */
+ usbhid->retry_delay = 0;
+ hid_input_report(urb->context, HID_INPUT_REPORT,
+ urb->transfer_buffer,
+ urb->actual_length, 1);
+ break;
+ case -EPIPE: /* stall */
+ clear_bit(HID_IN_RUNNING, &usbhid->iofl);
+ set_bit(HID_CLEAR_HALT, &usbhid->iofl);
+ schedule_work(&usbhid->reset_work);
+ return;
+ case -ECONNRESET: /* unlink */
+ case -ENOENT:
+ case -ESHUTDOWN: /* unplug */
+ clear_bit(HID_IN_RUNNING, &usbhid->iofl);
+ return;
+ case -EILSEQ: /* protocol error or unplug */
+ case -EPROTO: /* protocol error or unplug */
+ case -ETIME: /* protocol error or unplug */
+ case -ETIMEDOUT: /* Should never happen, but... */
+ clear_bit(HID_IN_RUNNING, &usbhid->iofl);
+ hid_io_error(hid);
+ return;
+ default: /* error */
+ warn("input irq status %d received", urb->status);
}
- field->value[offset] = value;
- return 0;
-}
-int hid_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
-{
- struct hid_report_enum *report_enum = hid->report_enum + HID_OUTPUT_REPORT;
- struct list_head *list = report_enum->report_list.next;
- int i, j;
-
- while (list != &report_enum->report_list) {
- struct hid_report *report = (struct hid_report *) list;
- list = list->next;
- for (i = 0; i < report->maxfield; i++) {
- *field = report->field[i];
- for (j = 0; j < (*field)->maxusage; j++)
- if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
- return j;
+ status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (status) {
+ clear_bit(HID_IN_RUNNING, &usbhid->iofl);
+ if (status != -EPERM) {
+ err("can't resubmit intr, %s-%s/input%d, status %d",
+ hid_to_usb_dev(hid)->bus->bus_name,
+ hid_to_usb_dev(hid)->devpath,
+ usbhid->ifnum, status);
+ hid_io_error(hid);
}
}
- return -1;
}
/*
- * Find a report with a specified HID usage.
+ * Find a report field with a specified HID usage.
*/
-
-int hid_find_report_by_usage(struct hid_device *hid, __u32 wanted_usage, struct hid_report **report, int type)
-{
- struct hid_report_enum *report_enum = hid->report_enum + type;
- struct list_head *list = report_enum->report_list.next;
- int i, j;
-
- while (list != &report_enum->report_list) {
- *report = (struct hid_report *) list;
- list = list->next;
- for (i = 0; i < (*report)->maxfield; i++) {
- struct hid_field *field = (*report)->field[i];
- for (j = 0; j < field->maxusage; j++)
- if (field->logical == wanted_usage)
- return j;
- }
- }
- return -1;
-}
-
#if 0
-static int hid_find_field_in_report(struct hid_report *report, __u32 wanted_usage, struct hid_field **field)
+struct hid_field *hid_find_field_by_usage(struct hid_device *hid, __u32 wanted_usage, int type)
{
- int i, j;
-
- for (i = 0; i < report->maxfield; i++) {
- *field = report->field[i];
- for (j = 0; j < (*field)->maxusage; j++)
- if ((*field)->usage[j].hid == wanted_usage)
- return j;
- }
+ struct hid_report *report;
+ int i;
- return -1;
+ list_for_each_entry(report, &hid->report_enum[type].report_list, list)
+ for (i = 0; i < report->maxfield; i++)
+ if (report->field[i]->logical == wanted_usage)
+ return report->field[i];
+ return NULL;
}
-#endif
+#endif /* 0 */
static int hid_submit_out(struct hid_device *hid)
{
struct hid_report *report;
+ struct usbhid_device *usbhid = hid->driver_data;
- report = hid->out[hid->outtail];
+ report = usbhid->out[usbhid->outtail];
- hid_output_report(report, hid->outbuf);
- hid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
- hid->urbout->dev = hid->dev;
+ hid_output_report(report, usbhid->outbuf);
+ usbhid->urbout->transfer_buffer_length = ((report->size - 1) >> 3) + 1 + (report->id > 0);
+ usbhid->urbout->dev = hid_to_usb_dev(hid);
dbg("submitting out urb");
- if (usb_submit_urb(hid->urbout, GFP_ATOMIC)) {
+ if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
err("usb_submit_urb(out) failed");
return -1;
}
struct hid_report *report;
unsigned char dir;
int len;
+ struct usbhid_device *usbhid = hid->driver_data;
- report = hid->ctrl[hid->ctrltail].report;
- dir = hid->ctrl[hid->ctrltail].dir;
+ report = usbhid->ctrl[usbhid->ctrltail].report;
+ dir = usbhid->ctrl[usbhid->ctrltail].dir;
len = ((report->size - 1) >> 3) + 1 + (report->id > 0);
if (dir == USB_DIR_OUT) {
- hid_output_report(report, hid->ctrlbuf);
- hid->urbctrl->pipe = usb_sndctrlpipe(hid->dev, 0);
- hid->urbctrl->transfer_buffer_length = len;
+ hid_output_report(report, usbhid->ctrlbuf);
+ usbhid->urbctrl->pipe = usb_sndctrlpipe(hid_to_usb_dev(hid), 0);
+ usbhid->urbctrl->transfer_buffer_length = len;
} else {
int maxpacket, padlen;
- hid->urbctrl->pipe = usb_rcvctrlpipe(hid->dev, 0);
- maxpacket = usb_maxpacket(hid->dev, hid->urbctrl->pipe, 0);
+ usbhid->urbctrl->pipe = usb_rcvctrlpipe(hid_to_usb_dev(hid), 0);
+ maxpacket = usb_maxpacket(hid_to_usb_dev(hid), usbhid->urbctrl->pipe, 0);
if (maxpacket > 0) {
padlen = (len + maxpacket - 1) / maxpacket;
padlen *= maxpacket;
- if (padlen > HID_BUFFER_SIZE)
- padlen = HID_BUFFER_SIZE;
+ if (padlen > usbhid->bufsize)
+ padlen = usbhid->bufsize;
} else
padlen = 0;
- hid->urbctrl->transfer_buffer_length = padlen;
+ usbhid->urbctrl->transfer_buffer_length = padlen;
}
- hid->urbctrl->dev = hid->dev;
+ usbhid->urbctrl->dev = hid_to_usb_dev(hid);
- hid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
- hid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
- hid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
- hid->cr->wIndex = cpu_to_le16(hid->ifnum);
- hid->cr->wLength = cpu_to_le16(len);
+ usbhid->cr->bRequestType = USB_TYPE_CLASS | USB_RECIP_INTERFACE | dir;
+ usbhid->cr->bRequest = (dir == USB_DIR_OUT) ? HID_REQ_SET_REPORT : HID_REQ_GET_REPORT;
+ usbhid->cr->wValue = cpu_to_le16(((report->type + 1) << 8) | report->id);
+ usbhid->cr->wIndex = cpu_to_le16(usbhid->ifnum);
+ usbhid->cr->wLength = cpu_to_le16(len);
dbg("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u",
- hid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
- hid->cr->wValue, hid->cr->wIndex, hid->cr->wLength);
+ usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
+ usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
- if (usb_submit_urb(hid->urbctrl, GFP_ATOMIC)) {
+ if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
err("usb_submit_urb(ctrl) failed");
return -1;
}
* Output interrupt completion handler.
*/
-static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
+static void hid_irq_out(struct urb *urb)
{
struct hid_device *hid = urb->context;
+ struct usbhid_device *usbhid = hid->driver_data;
unsigned long flags;
+ int unplug = 0;
- if (urb->status)
- warn("output irq status %d received", urb->status);
+ switch (urb->status) {
+ case 0: /* success */
+ break;
+ case -ESHUTDOWN: /* unplug */
+ unplug = 1;
+ case -EILSEQ: /* protocol error or unplug */
+ case -EPROTO: /* protocol error or unplug */
+ case -ECONNRESET: /* unlink */
+ case -ENOENT:
+ break;
+ default: /* error */
+ warn("output irq status %d received", urb->status);
+ }
- spin_lock_irqsave(&hid->outlock, flags);
+ spin_lock_irqsave(&usbhid->outlock, flags);
- hid->outtail = (hid->outtail + 1) & (HID_OUTPUT_FIFO_SIZE - 1);
+ if (unplug)
+ usbhid->outtail = usbhid->outhead;
+ else
+ usbhid->outtail = (usbhid->outtail + 1) & (HID_OUTPUT_FIFO_SIZE - 1);
- if (hid->outhead != hid->outtail) {
- hid_submit_out(hid);
- spin_unlock_irqrestore(&hid->outlock, flags);
+ if (usbhid->outhead != usbhid->outtail) {
+ if (hid_submit_out(hid)) {
+ clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
+ wake_up(&hid->wait);
+ }
+ spin_unlock_irqrestore(&usbhid->outlock, flags);
return;
}
- clear_bit(HID_OUT_RUNNING, &hid->iofl);
-
- spin_unlock_irqrestore(&hid->outlock, flags);
-
+ clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
+ spin_unlock_irqrestore(&usbhid->outlock, flags);
wake_up(&hid->wait);
}
* Control pipe completion handler.
*/
-static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
+static void hid_ctrl(struct urb *urb)
{
struct hid_device *hid = urb->context;
+ struct usbhid_device *usbhid = hid->driver_data;
unsigned long flags;
+ int unplug = 0;
- if (urb->status)
- warn("ctrl urb status %d received", urb->status);
+ spin_lock_irqsave(&usbhid->ctrllock, flags);
- spin_lock_irqsave(&hid->ctrllock, flags);
-
- if (hid->ctrl[hid->ctrltail].dir == USB_DIR_IN)
- hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, regs);
+ switch (urb->status) {
+ case 0: /* success */
+ if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN)
+ hid_input_report(urb->context, usbhid->ctrl[usbhid->ctrltail].report->type,
+ urb->transfer_buffer, urb->actual_length, 0);
+ break;
+ case -ESHUTDOWN: /* unplug */
+ unplug = 1;
+ case -EILSEQ: /* protocol error or unplug */
+ case -EPROTO: /* protocol error or unplug */
+ case -ECONNRESET: /* unlink */
+ case -ENOENT:
+ case -EPIPE: /* report not available */
+ break;
+ default: /* error */
+ warn("ctrl urb status %d received", urb->status);
+ }
- hid->ctrltail = (hid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
+ if (unplug)
+ usbhid->ctrltail = usbhid->ctrlhead;
+ else
+ usbhid->ctrltail = (usbhid->ctrltail + 1) & (HID_CONTROL_FIFO_SIZE - 1);
- if (hid->ctrlhead != hid->ctrltail) {
- hid_submit_ctrl(hid);
- spin_unlock_irqrestore(&hid->ctrllock, flags);
+ if (usbhid->ctrlhead != usbhid->ctrltail) {
+ if (hid_submit_ctrl(hid)) {
+ clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
+ wake_up(&hid->wait);
+ }
+ spin_unlock_irqrestore(&usbhid->ctrllock, flags);
return;
}
- clear_bit(HID_CTRL_RUNNING, &hid->iofl);
-
- spin_unlock_irqrestore(&hid->ctrllock, flags);
-
+ clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
+ spin_unlock_irqrestore(&usbhid->ctrllock, flags);
wake_up(&hid->wait);
}
-void hid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
+void usbhid_submit_report(struct hid_device *hid, struct hid_report *report, unsigned char dir)
{
int head;
unsigned long flags;
+ struct usbhid_device *usbhid = hid->driver_data;
if ((hid->quirks & HID_QUIRK_NOGET) && dir == USB_DIR_IN)
return;
- if (hid->urbout && dir == USB_DIR_OUT && report->type == HID_OUTPUT_REPORT) {
+ if (usbhid->urbout && dir == USB_DIR_OUT && report->type == HID_OUTPUT_REPORT) {
- spin_lock_irqsave(&hid->outlock, flags);
+ spin_lock_irqsave(&usbhid->outlock, flags);
- if ((head = (hid->outhead + 1) & (HID_OUTPUT_FIFO_SIZE - 1)) == hid->outtail) {
- spin_unlock_irqrestore(&hid->outlock, flags);
+ if ((head = (usbhid->outhead + 1) & (HID_OUTPUT_FIFO_SIZE - 1)) == usbhid->outtail) {
+ spin_unlock_irqrestore(&usbhid->outlock, flags);
warn("output queue full");
return;
}
- hid->out[hid->outhead] = report;
- hid->outhead = head;
+ usbhid->out[usbhid->outhead] = report;
+ usbhid->outhead = head;
- if (!test_and_set_bit(HID_OUT_RUNNING, &hid->iofl))
- hid_submit_out(hid);
+ if (!test_and_set_bit(HID_OUT_RUNNING, &usbhid->iofl))
+ if (hid_submit_out(hid))
+ clear_bit(HID_OUT_RUNNING, &usbhid->iofl);
- spin_unlock_irqrestore(&hid->outlock, flags);
+ spin_unlock_irqrestore(&usbhid->outlock, flags);
return;
}
- spin_lock_irqsave(&hid->ctrllock, flags);
+ spin_lock_irqsave(&usbhid->ctrllock, flags);
- if ((head = (hid->ctrlhead + 1) & (HID_CONTROL_FIFO_SIZE - 1)) == hid->ctrltail) {
- spin_unlock_irqrestore(&hid->ctrllock, flags);
+ if ((head = (usbhid->ctrlhead + 1) & (HID_CONTROL_FIFO_SIZE - 1)) == usbhid->ctrltail) {
+ spin_unlock_irqrestore(&usbhid->ctrllock, flags);
warn("control queue full");
return;
}
- hid->ctrl[hid->ctrlhead].report = report;
- hid->ctrl[hid->ctrlhead].dir = dir;
- hid->ctrlhead = head;
+ usbhid->ctrl[usbhid->ctrlhead].report = report;
+ usbhid->ctrl[usbhid->ctrlhead].dir = dir;
+ usbhid->ctrlhead = head;
- if (!test_and_set_bit(HID_CTRL_RUNNING, &hid->iofl))
- hid_submit_ctrl(hid);
+ if (!test_and_set_bit(HID_CTRL_RUNNING, &usbhid->iofl))
+ if (hid_submit_ctrl(hid))
+ clear_bit(HID_CTRL_RUNNING, &usbhid->iofl);
- spin_unlock_irqrestore(&hid->ctrllock, flags);
+ spin_unlock_irqrestore(&usbhid->ctrllock, flags);
}
-int hid_wait_io(struct hid_device *hid)
+static int usb_hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
{
- DECLARE_WAITQUEUE(wait, current);
- int timeout = 10*HZ;
+ struct hid_device *hid = dev->private;
+ struct hid_field *field;
+ int offset;
+
+ if (type == EV_FF)
+ return input_ff_event(dev, type, code, value);
- set_current_state(TASK_UNINTERRUPTIBLE);
- add_wait_queue(&hid->wait, &wait);
+ if (type != EV_LED)
+ return -1;
+
+ if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) {
+ warn("event field not found");
+ return -1;
+ }
- while (timeout && (test_bit(HID_CTRL_RUNNING, &hid->iofl) ||
- test_bit(HID_OUT_RUNNING, &hid->iofl)))
- timeout = schedule_timeout(timeout);
+ hid_set_field(field, offset, value);
+ usbhid_submit_report(hid, field->report, USB_DIR_OUT);
- set_current_state(TASK_RUNNING);
- remove_wait_queue(&hid->wait, &wait);
+ return 0;
+}
+
+int usbhid_wait_io(struct hid_device *hid)
+{
+ struct usbhid_device *usbhid = hid->driver_data;
- if (!timeout) {
+ if (!wait_event_timeout(hid->wait, (!test_bit(HID_CTRL_RUNNING, &usbhid->iofl) &&
+ !test_bit(HID_OUT_RUNNING, &usbhid->iofl)),
+ 10*HZ)) {
dbg("timeout waiting for ctrl or out queue to clear");
return -1;
}
return 0;
}
-static int hid_get_class_descriptor(struct usb_device *dev, int ifnum,
- unsigned char type, void *buf, int size)
+static int hid_set_idle(struct usb_device *dev, int ifnum, int report, int idle)
{
- return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
- USB_REQ_GET_DESCRIPTOR, USB_RECIP_INTERFACE | USB_DIR_IN,
- (type << 8), ifnum, buf, size, HZ * USB_CTRL_GET_TIMEOUT);
+ return usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
+ HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, (idle << 8) | report,
+ ifnum, NULL, 0, USB_CTRL_SET_TIMEOUT);
}
-int hid_open(struct hid_device *hid)
+static int hid_get_class_descriptor(struct usb_device *dev, int ifnum,
+ unsigned char type, void *buf, int size)
{
- if (hid->open++)
- return 0;
+ int result, retries = 4;
- hid->urbin->dev = hid->dev;
+ memset(buf,0,size); // Make sure we parse really received data
- if (usb_submit_urb(hid->urbin, GFP_KERNEL))
- return -EIO;
+ do {
+ result = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
+ USB_REQ_GET_DESCRIPTOR, USB_RECIP_INTERFACE | USB_DIR_IN,
+ (type << 8), ifnum, buf, size, USB_CTRL_GET_TIMEOUT);
+ retries--;
+ } while (result < size && retries);
+ return result;
+}
+int usbhid_open(struct hid_device *hid)
+{
+ ++hid->open;
+ if (hid_start_in(hid))
+ hid_io_error(hid);
return 0;
}
-void hid_close(struct hid_device *hid)
+void usbhid_close(struct hid_device *hid)
{
+ struct usbhid_device *usbhid = hid->driver_data;
+
if (!--hid->open)
- usb_unlink_urb(hid->urbin);
+ usb_kill_urb(usbhid->urbin);
}
+static int hidinput_open(struct input_dev *dev)
+{
+ struct hid_device *hid = dev->private;
+ return usbhid_open(hid);
+}
+
+static void hidinput_close(struct input_dev *dev)
+{
+ struct hid_device *hid = dev->private;
+ usbhid_close(hid);
+}
+
+#define USB_VENDOR_ID_PANJIT 0x134c
+
+#define USB_VENDOR_ID_TURBOX 0x062a
+#define USB_DEVICE_ID_TURBOX_KEYBOARD 0x0201
+
/*
* Initialize all reports
*/
-void hid_init_reports(struct hid_device *hid)
+void usbhid_init_reports(struct hid_device *hid)
{
- struct hid_report_enum *report_enum;
struct hid_report *report;
- struct list_head *list;
+ struct usbhid_device *usbhid = hid->driver_data;
int err, ret;
- /*
- * The Set_Idle request is supposed to affect only the
- * "Interrupt In" pipe. Unfortunately, buggy devices such as
- * the BTC keyboard (ID 046e:5303) the request also affects
- * Get_Report requests on the control pipe. In the worst
- * case, if the device was put on idle for an indefinite
- * amount of time (as we do below) and there are no input
- * events to report, the Get_Report requests will just hang
- * until we get a USB timeout. To avoid this, we temporarily
- * establish a minimal idle time of 1ms. This shouldn't hurt
- * bugfree devices and will cause a worst-case extra delay of
- * 1ms for buggy ones.
- */
- usb_control_msg(hid->dev, usb_sndctrlpipe(hid->dev, 0),
- HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, (1 << 8),
- hid->ifnum, NULL, 0, HZ * USB_CTRL_SET_TIMEOUT);
-
- report_enum = hid->report_enum + HID_INPUT_REPORT;
- list = report_enum->report_list.next;
- while (list != &report_enum->report_list) {
- report = (struct hid_report *) list;
- hid_submit_report(hid, report, USB_DIR_IN);
- list = list->next;
- }
+ list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list)
+ usbhid_submit_report(hid, report, USB_DIR_IN);
- report_enum = hid->report_enum + HID_FEATURE_REPORT;
- list = report_enum->report_list.next;
- while (list != &report_enum->report_list) {
- report = (struct hid_report *) list;
- hid_submit_report(hid, report, USB_DIR_IN);
- list = list->next;
- }
+ list_for_each_entry(report, &hid->report_enum[HID_FEATURE_REPORT].report_list, list)
+ usbhid_submit_report(hid, report, USB_DIR_IN);
err = 0;
- ret = hid_wait_io(hid);
+ ret = usbhid_wait_io(hid);
while (ret) {
err |= ret;
- if (test_bit(HID_CTRL_RUNNING, &hid->iofl))
- usb_unlink_urb(hid->urbctrl);
- if (test_bit(HID_OUT_RUNNING, &hid->iofl))
- usb_unlink_urb(hid->urbout);
- ret = hid_wait_io(hid);
+ if (test_bit(HID_CTRL_RUNNING, &usbhid->iofl))
+ usb_kill_urb(usbhid->urbctrl);
+ if (test_bit(HID_OUT_RUNNING, &usbhid->iofl))
+ usb_kill_urb(usbhid->urbout);
+ ret = usbhid_wait_io(hid);
}
if (err)
- warn("timeout initializing reports\n");
-
- report_enum = hid->report_enum + HID_INPUT_REPORT;
- list = report_enum->report_list.next;
- while (list != &report_enum->report_list) {
- report = (struct hid_report *) list;
- usb_control_msg(hid->dev, usb_sndctrlpipe(hid->dev, 0),
- HID_REQ_SET_IDLE, USB_TYPE_CLASS | USB_RECIP_INTERFACE, report->id,
- hid->ifnum, NULL, 0, HZ * USB_CTRL_SET_TIMEOUT);
- list = list->next;
- }
+ warn("timeout initializing reports");
}
+#define USB_VENDOR_ID_GTCO 0x078c
+#define USB_VENDOR_ID_GTCO_IPANEL_2 0x5543
+#define USB_DEVICE_ID_GTCO_90 0x0090
+#define USB_DEVICE_ID_GTCO_100 0x0100
+#define USB_DEVICE_ID_GTCO_101 0x0101
+#define USB_DEVICE_ID_GTCO_103 0x0103
+#define USB_DEVICE_ID_GTCO_104 0x0104
+#define USB_DEVICE_ID_GTCO_105 0x0105
+#define USB_DEVICE_ID_GTCO_106 0x0106
+#define USB_DEVICE_ID_GTCO_107 0x0107
+#define USB_DEVICE_ID_GTCO_108 0x0108
+#define USB_DEVICE_ID_GTCO_200 0x0200
+#define USB_DEVICE_ID_GTCO_201 0x0201
+#define USB_DEVICE_ID_GTCO_202 0x0202
+#define USB_DEVICE_ID_GTCO_203 0x0203
+#define USB_DEVICE_ID_GTCO_204 0x0204
+#define USB_DEVICE_ID_GTCO_205 0x0205
+#define USB_DEVICE_ID_GTCO_206 0x0206
+#define USB_DEVICE_ID_GTCO_207 0x0207
+#define USB_DEVICE_ID_GTCO_300 0x0300
+#define USB_DEVICE_ID_GTCO_301 0x0301
+#define USB_DEVICE_ID_GTCO_302 0x0302
+#define USB_DEVICE_ID_GTCO_303 0x0303
+#define USB_DEVICE_ID_GTCO_304 0x0304
+#define USB_DEVICE_ID_GTCO_305 0x0305
+#define USB_DEVICE_ID_GTCO_306 0x0306
+#define USB_DEVICE_ID_GTCO_307 0x0307
+#define USB_DEVICE_ID_GTCO_308 0x0308
+#define USB_DEVICE_ID_GTCO_309 0x0309
+#define USB_DEVICE_ID_GTCO_400 0x0400
+#define USB_DEVICE_ID_GTCO_401 0x0401
+#define USB_DEVICE_ID_GTCO_402 0x0402
+#define USB_DEVICE_ID_GTCO_403 0x0403
+#define USB_DEVICE_ID_GTCO_404 0x0404
+#define USB_DEVICE_ID_GTCO_405 0x0405
+#define USB_DEVICE_ID_GTCO_500 0x0500
+#define USB_DEVICE_ID_GTCO_501 0x0501
+#define USB_DEVICE_ID_GTCO_502 0x0502
+#define USB_DEVICE_ID_GTCO_503 0x0503
+#define USB_DEVICE_ID_GTCO_504 0x0504
+#define USB_DEVICE_ID_GTCO_1000 0x1000
+#define USB_DEVICE_ID_GTCO_1001 0x1001
+#define USB_DEVICE_ID_GTCO_1002 0x1002
+#define USB_DEVICE_ID_GTCO_1003 0x1003
+#define USB_DEVICE_ID_GTCO_1004 0x1004
+#define USB_DEVICE_ID_GTCO_1005 0x1005
+#define USB_DEVICE_ID_GTCO_1006 0x1006
+#define USB_DEVICE_ID_GTCO_8 0x0008
+#define USB_DEVICE_ID_GTCO_d 0x000d
+
#define USB_VENDOR_ID_WACOM 0x056a
-#define USB_DEVICE_ID_WACOM_PENPARTNER 0x0000
-#define USB_DEVICE_ID_WACOM_GRAPHIRE 0x0010
-#define USB_DEVICE_ID_WACOM_INTUOS 0x0020
-#define USB_DEVICE_ID_WACOM_PL 0x0030
-#define USB_DEVICE_ID_WACOM_INTUOS2 0x0040
-#define USB_DEVICE_ID_WACOM_VOLITO 0x0060
-#define USB_DEVICE_ID_WACOM_PTU 0x0003
-#define USB_VENDOR_ID_KBGEAR 0x084e
-#define USB_DEVICE_ID_KBGEAR_JAMSTUDIO 0x1001
+#define USB_VENDOR_ID_ACECAD 0x0460
+#define USB_DEVICE_ID_ACECAD_FLAIR 0x0004
+#define USB_DEVICE_ID_ACECAD_302 0x0008
+
+#define USB_VENDOR_ID_KBGEAR 0x084e
+#define USB_DEVICE_ID_KBGEAR_JAMSTUDIO 0x1001
#define USB_VENDOR_ID_AIPTEK 0x08ca
#define USB_DEVICE_ID_AIPTEK_01 0x0001
#define USB_DEVICE_ID_POWERMATE 0x0410
#define USB_DEVICE_ID_SOUNDKNOB 0x04AA
-#define USB_VENDOR_ID_ATEN 0x0557
-#define USB_DEVICE_ID_ATEN_UC100KM 0x2004
-#define USB_DEVICE_ID_ATEN_CS124U 0x2202
-#define USB_DEVICE_ID_ATEN_2PORTKVM 0x2204
-#define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
-#define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
+#define USB_VENDOR_ID_ATEN 0x0557
+#define USB_DEVICE_ID_ATEN_UC100KM 0x2004
+#define USB_DEVICE_ID_ATEN_CS124U 0x2202
+#define USB_DEVICE_ID_ATEN_2PORTKVM 0x2204
+#define USB_DEVICE_ID_ATEN_4PORTKVM 0x2205
+#define USB_DEVICE_ID_ATEN_4PORTKVMC 0x2208
-#define USB_VENDOR_ID_TOPMAX 0x0663
-#define USB_DEVICE_ID_TOPMAX_COBRAPAD 0x0103
+#define USB_VENDOR_ID_TOPMAX 0x0663
+#define USB_DEVICE_ID_TOPMAX_COBRAPAD 0x0103
-#define USB_VENDOR_ID_HAPP 0x078b
-#define USB_DEVICE_ID_UGCI_DRIVING 0x0010
-#define USB_DEVICE_ID_UGCI_FLYING 0x0020
-#define USB_DEVICE_ID_UGCI_FIGHTING 0x0030
+#define USB_VENDOR_ID_HAPP 0x078b
+#define USB_DEVICE_ID_UGCI_DRIVING 0x0010
+#define USB_DEVICE_ID_UGCI_FLYING 0x0020
+#define USB_DEVICE_ID_UGCI_FIGHTING 0x0030
-#define USB_VENDOR_ID_MGE 0x0463
-#define USB_DEVICE_ID_MGE_UPS 0xffff
-#define USB_DEVICE_ID_MGE_UPS1 0x0001
+#define USB_VENDOR_ID_MGE 0x0463
+#define USB_DEVICE_ID_MGE_UPS 0xffff
+#define USB_DEVICE_ID_MGE_UPS1 0x0001
#define USB_VENDOR_ID_ONTRAK 0x0a07
#define USB_DEVICE_ID_ONTRAK_ADU100 0x0064
-#define USB_VENDOR_ID_TANGTOP 0x0d3d
-#define USB_DEVICE_ID_TANGTOP_USBPS2 0x0001
-
#define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
-#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
+#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
-#define USB_VENDOR_ID_A4TECH 0x09DA
+#define USB_VENDOR_ID_A4TECH 0x09da
#define USB_DEVICE_ID_A4TECH_WCP32PU 0x0006
+#define USB_VENDOR_ID_AASHIMA 0x06d6
+#define USB_DEVICE_ID_AASHIMA_GAMEPAD 0x0025
+#define USB_DEVICE_ID_AASHIMA_PREDATOR 0x0026
+
#define USB_VENDOR_ID_CYPRESS 0x04b4
#define USB_DEVICE_ID_CYPRESS_MOUSE 0x0001
+#define USB_DEVICE_ID_CYPRESS_HIDCOM 0x5500
+#define USB_DEVICE_ID_CYPRESS_ULTRAMOUSE 0x7417
#define USB_VENDOR_ID_BERKSHIRE 0x0c98
#define USB_DEVICE_ID_BERKSHIRE_PCWD 0x1140
#define USB_VENDOR_ID_GLAB 0x06c2
#define USB_DEVICE_ID_4_PHIDGETSERVO_30 0x0038
#define USB_DEVICE_ID_1_PHIDGETSERVO_30 0x0039
-#define USB_DEVICE_ID_8_8_8_IF_KIT 0x0045
#define USB_DEVICE_ID_0_0_4_IF_KIT 0x0040
+#define USB_DEVICE_ID_0_16_16_IF_KIT 0x0044
+#define USB_DEVICE_ID_8_8_8_IF_KIT 0x0045
+#define USB_DEVICE_ID_0_8_7_IF_KIT 0x0051
#define USB_DEVICE_ID_0_8_8_IF_KIT 0x0053
+#define USB_DEVICE_ID_PHIDGET_MOTORCONTROL 0x0058
#define USB_VENDOR_ID_WISEGROUP 0x0925
#define USB_DEVICE_ID_1_PHIDGETSERVO_20 0x8101
#define USB_DEVICE_ID_4_PHIDGETSERVO_20 0x8104
+#define USB_DEVICE_ID_8_8_4_IF_KIT 0x8201
+#define USB_DEVICE_ID_DUAL_USB_JOYPAD 0x8866
+
+#define USB_VENDOR_ID_WISEGROUP_LTD 0x6677
+#define USB_DEVICE_ID_SMARTJOY_DUAL_PLUS 0x8802
+
+#define USB_VENDOR_ID_CODEMERCS 0x07c0
+#define USB_DEVICE_ID_CODEMERCS_IOW40 0x1500
+#define USB_DEVICE_ID_CODEMERCS_IOW24 0x1501
+#define USB_DEVICE_ID_CODEMERCS_IOW48 0x1502
+#define USB_DEVICE_ID_CODEMERCS_IOW28 0x1503
+
+#define USB_VENDOR_ID_DELORME 0x1163
+#define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
+#define USB_DEVICE_ID_DELORME_EM_LT20 0x0200
+
+#define USB_VENDOR_ID_MCC 0x09db
+#define USB_DEVICE_ID_MCC_PMD1024LS 0x0076
+#define USB_DEVICE_ID_MCC_PMD1208LS 0x007a
+
+#define USB_VENDOR_ID_VERNIER 0x08f7
+#define USB_DEVICE_ID_VERNIER_LABPRO 0x0001
+#define USB_DEVICE_ID_VERNIER_GOTEMP 0x0002
+#define USB_DEVICE_ID_VERNIER_SKIP 0x0003
+#define USB_DEVICE_ID_VERNIER_CYCLOPS 0x0004
+
+#define USB_VENDOR_ID_LD 0x0f11
+#define USB_DEVICE_ID_LD_CASSY 0x1000
+#define USB_DEVICE_ID_LD_POCKETCASSY 0x1010
+#define USB_DEVICE_ID_LD_MOBILECASSY 0x1020
+#define USB_DEVICE_ID_LD_JWM 0x1080
+#define USB_DEVICE_ID_LD_DMMP 0x1081
+#define USB_DEVICE_ID_LD_UMIP 0x1090
+#define USB_DEVICE_ID_LD_XRAY1 0x1100
+#define USB_DEVICE_ID_LD_XRAY2 0x1101
+#define USB_DEVICE_ID_LD_VIDEOCOM 0x1200
+#define USB_DEVICE_ID_LD_COM3LAB 0x2000
+#define USB_DEVICE_ID_LD_TELEPORT 0x2010
+#define USB_DEVICE_ID_LD_NETWORKANALYSER 0x2020
+#define USB_DEVICE_ID_LD_POWERCONTROL 0x2030
+#define USB_DEVICE_ID_LD_MACHINETEST 0x2040
+
+#define USB_VENDOR_ID_APPLE 0x05ac
+#define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI 0x020e
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO 0x020f
+#define USB_DEVICE_ID_APPLE_GEYSER_ANSI 0x0214
+#define USB_DEVICE_ID_APPLE_GEYSER_ISO 0x0215
+#define USB_DEVICE_ID_APPLE_GEYSER_JIS 0x0216
+#define USB_DEVICE_ID_APPLE_GEYSER3_ANSI 0x0217
+#define USB_DEVICE_ID_APPLE_GEYSER3_ISO 0x0218
+#define USB_DEVICE_ID_APPLE_GEYSER3_JIS 0x0219
+#define USB_DEVICE_ID_APPLE_GEYSER4_ANSI 0x021a
+#define USB_DEVICE_ID_APPLE_GEYSER4_ISO 0x021b
+#define USB_DEVICE_ID_APPLE_GEYSER4_JIS 0x021c
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY 0x030a
+#define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY 0x030b
+
+#define USB_VENDOR_ID_CHERRY 0x046a
+#define USB_DEVICE_ID_CHERRY_CYMOTION 0x0023
+
+#define USB_VENDOR_ID_YEALINK 0x6993
+#define USB_DEVICE_ID_YEALINK_P1K_P4K_B2K 0xb001
+
+#define USB_VENDOR_ID_ALCOR 0x058f
+#define USB_DEVICE_ID_ALCOR_USBRS232 0x9720
+
+#define USB_VENDOR_ID_SUN 0x0430
+#define USB_DEVICE_ID_RARITAN_KVM_DONGLE 0xcdab
+
+#define USB_VENDOR_ID_AIRCABLE 0x16CA
+#define USB_DEVICE_ID_AIRCABLE1 0x1502
+
+#define USB_VENDOR_ID_LOGITECH 0x046d
+#define USB_DEVICE_ID_LOGITECH_USB_RECEIVER 0xc101
+
+#define USB_VENDOR_ID_IMATION 0x0718
+#define USB_DEVICE_ID_DISC_STAKKA 0xd000
+
+/*
+ * Alphabetically sorted blacklist by quirk type.
+ */
-static struct hid_blacklist {
+static const struct hid_blacklist {
__u16 idVendor;
__u16 idProduct;
unsigned quirks;
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW40, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW24, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW48, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW28, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO_IPANEL_2, USB_DEVICE_ID_GTCO_8, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_GTCO_IPANEL_2, USB_DEVICE_ID_GTCO_d, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY1, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1, HID_QUIRK_IGNORE },
-
{ USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500, HID_QUIRK_IGNORE },
-
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PENPARTNER, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE + 1, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE + 2, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE + 3, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE + 4, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 1, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 2, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 3, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS + 4, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PL, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PL + 1, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PL + 2, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PL + 3, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PL + 4, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PL + 5, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS2 + 1, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS2 + 2, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS2 + 3, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS2 + 4, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS2 + 5, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS2 + 7, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_VOLITO, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_PTU, HID_QUIRK_IGNORE },
-
- { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT, HID_QUIRK_IGNORE },
- { USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT, HID_QUIRK_IGNORE },
-
+ { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K, HID_QUIRK_IGNORE },
+
+ { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_UC100KM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_CS124U, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_2PORTKVM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVM, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_ATEN, USB_DEVICE_ID_ATEN_4PORTKVMC, HID_QUIRK_NOGET },
- { USB_VENDOR_ID_TANGTOP, USB_DEVICE_ID_TANGTOP_USBPS2, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
+ { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
- { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_BACK },
- { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_EXTRA },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL },
+ { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 },
+ { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_5 },
+ { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_GAMEPAD, HID_QUIRK_BADPAD },
+ { USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
{ USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD, HID_QUIRK_BADPAD },
+ { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
+
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
+
+ { USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_PANJIT, 0x0003, HID_QUIRK_IGNORE },
+ { USB_VENDOR_ID_PANJIT, 0x0004, HID_QUIRK_IGNORE },
+
+ { USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
+
+ { USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_USB_RECEIVER, HID_QUIRK_BAD_RELATIVE_KEYS },
+
{ 0, 0 }
};
+/*
+ * Traverse the supplied list of reports and find the longest
+ */
+static void hid_find_max_report(struct hid_device *hid, unsigned int type, int *max)
+{
+ struct hid_report *report;
+ int size;
+
+ list_for_each_entry(report, &hid->report_enum[type].report_list, list) {
+ size = ((report->size - 1) >> 3) + 1;
+ if (type == HID_INPUT_REPORT && hid->report_enum[type].numbered)
+ size++;
+ if (*max < size)
+ *max = size;
+ }
+}
+
static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
{
- if (!(hid->inbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->inbuf_dma)))
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ if (!(usbhid->inbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->inbuf_dma)))
return -1;
- if (!(hid->outbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->outbuf_dma)))
+ if (!(usbhid->outbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->outbuf_dma)))
return -1;
- if (!(hid->cr = usb_buffer_alloc(dev, sizeof(*(hid->cr)), SLAB_ATOMIC, &hid->cr_dma)))
+ if (!(usbhid->cr = usb_buffer_alloc(dev, sizeof(*(usbhid->cr)), GFP_ATOMIC, &usbhid->cr_dma)))
return -1;
- if (!(hid->ctrlbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->ctrlbuf_dma)))
+ if (!(usbhid->ctrlbuf = usb_buffer_alloc(dev, usbhid->bufsize, GFP_ATOMIC, &usbhid->ctrlbuf_dma)))
return -1;
return 0;
static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
{
- if (hid->inbuf)
- usb_buffer_free(dev, HID_BUFFER_SIZE, hid->inbuf, hid->inbuf_dma);
- if (hid->outbuf)
- usb_buffer_free(dev, HID_BUFFER_SIZE, hid->outbuf, hid->outbuf_dma);
- if (hid->cr)
- usb_buffer_free(dev, sizeof(*(hid->cr)), hid->cr, hid->cr_dma);
- if (hid->ctrlbuf)
- usb_buffer_free(dev, HID_BUFFER_SIZE, hid->ctrlbuf, hid->ctrlbuf_dma);
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ if (usbhid->inbuf)
+ usb_buffer_free(dev, usbhid->bufsize, usbhid->inbuf, usbhid->inbuf_dma);
+ if (usbhid->outbuf)
+ usb_buffer_free(dev, usbhid->bufsize, usbhid->outbuf, usbhid->outbuf_dma);
+ if (usbhid->cr)
+ usb_buffer_free(dev, sizeof(*(usbhid->cr)), usbhid->cr, usbhid->cr_dma);
+ if (usbhid->ctrlbuf)
+ usb_buffer_free(dev, usbhid->bufsize, usbhid->ctrlbuf, usbhid->ctrlbuf_dma);
+}
+
+/*
+ * Cherry Cymotion keyboard have an invalid HID report descriptor,
+ * that needs fixing before we can parse it.
+ */
+
+static void hid_fixup_cymotion_descriptor(char *rdesc, int rsize)
+{
+ if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
+ info("Fixing up Cherry Cymotion report descriptor");
+ rdesc[11] = rdesc[16] = 0xff;
+ rdesc[12] = rdesc[17] = 0x03;
+ }
}
static struct hid_device *usb_hid_configure(struct usb_interface *intf)
struct hid_descriptor *hdesc;
struct hid_device *hid;
unsigned quirks = 0, rsize = 0;
- char *buf, *rdesc;
- int n;
+ char *rdesc;
+ int n, len, insize = 0;
+ struct usbhid_device *usbhid;
+
+ /* Ignore all Wacom devices */
+ if (le16_to_cpu(dev->descriptor.idVendor) == USB_VENDOR_ID_WACOM)
+ return NULL;
for (n = 0; hid_blacklist[n].idVendor; n++)
- if ((hid_blacklist[n].idVendor == dev->descriptor.idVendor) &&
- (hid_blacklist[n].idProduct == dev->descriptor.idProduct))
+ if ((hid_blacklist[n].idVendor == le16_to_cpu(dev->descriptor.idVendor)) &&
+ (hid_blacklist[n].idProduct == le16_to_cpu(dev->descriptor.idProduct)))
quirks = hid_blacklist[n].quirks;
+ /* Many keyboards and mice don't like to be polled for reports,
+ * so we will always set the HID_QUIRK_NOGET flag for them. */
+ if (interface->desc.bInterfaceSubClass == USB_INTERFACE_SUBCLASS_BOOT) {
+ if (interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_KEYBOARD ||
+ interface->desc.bInterfaceProtocol == USB_INTERFACE_PROTOCOL_MOUSE)
+ quirks |= HID_QUIRK_NOGET;
+ }
+
if (quirks & HID_QUIRK_IGNORE)
return NULL;
- if (usb_get_extra_descriptor(interface, HID_DT_HID, &hdesc) && ((!interface->desc.bNumEndpoints) ||
- usb_get_extra_descriptor(&interface->endpoint[0], HID_DT_HID, &hdesc))) {
- dbg("class descriptor not present\n");
- return NULL;
+ if (usb_get_extra_descriptor(interface, HID_DT_HID, &hdesc) &&
+ (!interface->desc.bNumEndpoints ||
+ usb_get_extra_descriptor(&interface->endpoint[0], HID_DT_HID, &hdesc))) {
+ dbg("class descriptor not present\n");
+ return NULL;
}
for (n = 0; n < hdesc->bNumDescriptors; n++)
return NULL;
}
+ hid_set_idle(dev, interface->desc.bInterfaceNumber, 0, 0);
+
if ((n = hid_get_class_descriptor(dev, interface->desc.bInterfaceNumber, HID_DT_REPORT, rdesc, rsize)) < 0) {
dbg("reading report descriptor failed");
kfree(rdesc);
return NULL;
}
+ if ((quirks & HID_QUIRK_CYMOTION))
+ hid_fixup_cymotion_descriptor(rdesc, rsize);
+
#ifdef DEBUG_DATA
printk(KERN_DEBUG __FILE__ ": report descriptor (size %u, read %d) = ", rsize, n);
for (n = 0; n < rsize; n++)
printk("\n");
#endif
- if (!(hid = hid_parse_report(rdesc, rsize))) {
+ if (!(hid = hid_parse_report(rdesc, n))) {
dbg("parsing report descriptor failed");
kfree(rdesc);
return NULL;
kfree(rdesc);
hid->quirks = quirks;
+ if (!(usbhid = kzalloc(sizeof(struct usbhid_device), GFP_KERNEL)))
+ goto fail;
+
+ hid->driver_data = usbhid;
+ usbhid->hid = hid;
+
+ usbhid->bufsize = HID_MIN_BUFFER_SIZE;
+ hid_find_max_report(hid, HID_INPUT_REPORT, &usbhid->bufsize);
+ hid_find_max_report(hid, HID_OUTPUT_REPORT, &usbhid->bufsize);
+ hid_find_max_report(hid, HID_FEATURE_REPORT, &usbhid->bufsize);
+
+ if (usbhid->bufsize > HID_MAX_BUFFER_SIZE)
+ usbhid->bufsize = HID_MAX_BUFFER_SIZE;
+
+ hid_find_max_report(hid, HID_INPUT_REPORT, &insize);
+
+ if (insize > HID_MAX_BUFFER_SIZE)
+ insize = HID_MAX_BUFFER_SIZE;
+
if (hid_alloc_buffers(dev, hid)) {
hid_free_buffers(dev, hid);
goto fail;
struct usb_endpoint_descriptor *endpoint;
int pipe;
+ int interval;
endpoint = &interface->endpoint[n].desc;
if ((endpoint->bmAttributes & 3) != 3) /* Not an interrupt endpoint */
continue;
- if (endpoint->bEndpointAddress & USB_DIR_IN) {
- int len;
+ interval = endpoint->bInterval;
+
+ /* Change the polling interval of mice. */
+ if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
+ interval = hid_mousepoll_interval;
- if (hid->urbin)
+ if (usb_endpoint_dir_in(endpoint)) {
+ if (usbhid->urbin)
continue;
- if (!(hid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
+ if (!(usbhid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
goto fail;
pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
- len = usb_maxpacket(dev, pipe, 0);
- if (len > HID_BUFFER_SIZE)
- len = HID_BUFFER_SIZE;
- usb_fill_int_urb(hid->urbin, dev, pipe, hid->inbuf, len,
- hid_irq_in, hid, endpoint->bInterval);
- hid->urbin->transfer_dma = hid->inbuf_dma;
- hid->urbin->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+ usb_fill_int_urb(usbhid->urbin, dev, pipe, usbhid->inbuf, insize,
+ hid_irq_in, hid, interval);
+ usbhid->urbin->transfer_dma = usbhid->inbuf_dma;
+ usbhid->urbin->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
} else {
- if (hid->urbout)
+ if (usbhid->urbout)
continue;
- if (!(hid->urbout = usb_alloc_urb(0, GFP_KERNEL)))
+ if (!(usbhid->urbout = usb_alloc_urb(0, GFP_KERNEL)))
goto fail;
pipe = usb_sndintpipe(dev, endpoint->bEndpointAddress);
- usb_fill_int_urb(hid->urbout, dev, pipe, hid->outbuf, 0,
- hid_irq_out, hid, 1);
- hid->urbout->transfer_dma = hid->outbuf_dma;
- hid->urbout->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+ usb_fill_int_urb(usbhid->urbout, dev, pipe, usbhid->outbuf, 0,
+ hid_irq_out, hid, interval);
+ usbhid->urbout->transfer_dma = usbhid->outbuf_dma;
+ usbhid->urbout->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
}
}
- if (!hid->urbin) {
+ if (!usbhid->urbin) {
err("couldn't find an input interrupt endpoint");
goto fail;
}
init_waitqueue_head(&hid->wait);
-
- hid->outlock = SPIN_LOCK_UNLOCKED;
- hid->ctrllock = SPIN_LOCK_UNLOCKED;
+
+ INIT_WORK(&usbhid->reset_work, hid_reset);
+ setup_timer(&usbhid->io_retry, hid_retry_timeout, (unsigned long) hid);
+
+ spin_lock_init(&usbhid->inlock);
+ spin_lock_init(&usbhid->outlock);
+ spin_lock_init(&usbhid->ctrllock);
hid->version = le16_to_cpu(hdesc->bcdHID);
hid->country = hdesc->bCountryCode;
- hid->dev = dev;
- hid->intf = intf;
- hid->ifnum = interface->desc.bInterfaceNumber;
+ hid->dev = &intf->dev;
+ usbhid->intf = intf;
+ usbhid->ifnum = interface->desc.bInterfaceNumber;
hid->name[0] = 0;
- if (!(buf = kmalloc(64, GFP_KERNEL)))
- goto fail;
+ if (dev->manufacturer)
+ strlcpy(hid->name, dev->manufacturer, sizeof(hid->name));
- if (usb_string(dev, dev->descriptor.iManufacturer, buf, 64) > 0) {
- strcat(hid->name, buf);
- if (usb_string(dev, dev->descriptor.iProduct, buf, 64) > 0)
- snprintf(hid->name, 64, "%s %s", hid->name, buf);
- } else if (usb_string(dev, dev->descriptor.iProduct, buf, 128) > 0) {
- snprintf(hid->name, 128, "%s", buf);
- } else
- snprintf(hid->name, 128, "%04x:%04x", dev->descriptor.idVendor, dev->descriptor.idProduct);
+ if (dev->product) {
+ if (dev->manufacturer)
+ strlcat(hid->name, " ", sizeof(hid->name));
+ strlcat(hid->name, dev->product, sizeof(hid->name));
+ }
+
+ if (!strlen(hid->name))
+ snprintf(hid->name, sizeof(hid->name), "HID %04x:%04x",
+ le16_to_cpu(dev->descriptor.idVendor),
+ le16_to_cpu(dev->descriptor.idProduct));
- usb_make_path(dev, buf, 64);
- snprintf(hid->phys, 64, "%s/input%d", buf,
- intf->altsetting[0].desc.bInterfaceNumber);
+ hid->bus = BUS_USB;
+ hid->vendor = le16_to_cpu(dev->descriptor.idVendor);
+ hid->product = le16_to_cpu(dev->descriptor.idProduct);
+
+ usb_make_path(dev, hid->phys, sizeof(hid->phys));
+ strlcat(hid->phys, "/input", sizeof(hid->phys));
+ len = strlen(hid->phys);
+ if (len < sizeof(hid->phys) - 1)
+ snprintf(hid->phys + len, sizeof(hid->phys) - len,
+ "%d", intf->altsetting[0].desc.bInterfaceNumber);
if (usb_string(dev, dev->descriptor.iSerialNumber, hid->uniq, 64) <= 0)
hid->uniq[0] = 0;
- kfree(buf);
-
- hid->urbctrl = usb_alloc_urb(0, GFP_KERNEL);
- if (!hid->urbctrl)
+ usbhid->urbctrl = usb_alloc_urb(0, GFP_KERNEL);
+ if (!usbhid->urbctrl)
goto fail;
- usb_fill_control_urb(hid->urbctrl, dev, 0, (void *) hid->cr,
- hid->ctrlbuf, 1, hid_ctrl, hid);
- hid->urbctrl->setup_dma = hid->cr_dma;
- hid->urbctrl->transfer_dma = hid->ctrlbuf_dma;
- hid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP
- | URB_NO_SETUP_DMA_MAP);
+ usb_fill_control_urb(usbhid->urbctrl, dev, 0, (void *) usbhid->cr,
+ usbhid->ctrlbuf, 1, hid_ctrl, hid);
+ usbhid->urbctrl->setup_dma = usbhid->cr_dma;
+ usbhid->urbctrl->transfer_dma = usbhid->ctrlbuf_dma;
+ usbhid->urbctrl->transfer_flags |= (URB_NO_TRANSFER_DMA_MAP | URB_NO_SETUP_DMA_MAP);
+ hid->hidinput_input_event = usb_hidinput_input_event;
+ hid->hidinput_open = hidinput_open;
+ hid->hidinput_close = hidinput_close;
+#ifdef CONFIG_USB_HIDDEV
+ hid->hiddev_hid_event = hiddev_hid_event;
+ hid->hiddev_report_event = hiddev_report_event;
+#endif
return hid;
fail:
-
- if (hid->urbin)
- usb_free_urb(hid->urbin);
- if (hid->urbout)
- usb_free_urb(hid->urbout);
- if (hid->urbctrl)
- usb_free_urb(hid->urbctrl);
+ usb_free_urb(usbhid->urbin);
+ usb_free_urb(usbhid->urbout);
+ usb_free_urb(usbhid->urbctrl);
hid_free_buffers(dev, hid);
hid_free_device(hid);
static void hid_disconnect(struct usb_interface *intf)
{
struct hid_device *hid = usb_get_intfdata (intf);
+ struct usbhid_device *usbhid;
if (!hid)
return;
+ usbhid = hid->driver_data;
+
+ spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
usb_set_intfdata(intf, NULL);
- usb_unlink_urb(hid->urbin);
- usb_unlink_urb(hid->urbout);
- usb_unlink_urb(hid->urbctrl);
+ spin_unlock_irq(&usbhid->inlock);
+ usb_kill_urb(usbhid->urbin);
+ usb_kill_urb(usbhid->urbout);
+ usb_kill_urb(usbhid->urbctrl);
+
+ del_timer_sync(&usbhid->io_retry);
+ flush_scheduled_work();
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_disconnect(hid);
if (hid->claimed & HID_CLAIMED_HIDDEV)
hiddev_disconnect(hid);
- usb_free_urb(hid->urbin);
- usb_free_urb(hid->urbctrl);
- if (hid->urbout)
- usb_free_urb(hid->urbout);
+ usb_free_urb(usbhid->urbin);
+ usb_free_urb(usbhid->urbctrl);
+ usb_free_urb(usbhid->urbout);
- hid_free_buffers(hid->dev, hid);
+ hid_free_buffers(hid_to_usb_dev(hid), hid);
hid_free_device(hid);
}
-static int hid_probe (struct usb_interface *intf, const struct usb_device_id *id)
+static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
{
struct hid_device *hid;
char path[64];
intf->altsetting->desc.bInterfaceNumber);
if (!(hid = usb_hid_configure(intf)))
- return -EIO;
+ return -ENODEV;
- hid_init_reports(hid);
+ usbhid_init_reports(hid);
hid_dump_device(hid);
if (!hidinput_connect(hid))
if (!hid->claimed) {
printk ("HID device not claimed by input or hiddev\n");
hid_disconnect(intf);
- return -EIO;
+ return -ENODEV;
}
+ /* This only gets called when we are a single-input (most of the
+ * time). IOW, not a HID_QUIRK_MULTI_INPUT. The hid_ff_init() is
+ * only useful in this case, and not for multi-input quirks. */
+ if ((hid->claimed & HID_CLAIMED_INPUT) &&
+ !(hid->quirks & HID_QUIRK_MULTI_INPUT))
+ hid_ff_init(hid);
+
printk(KERN_INFO);
if (hid->claimed & HID_CLAIMED_INPUT)
return 0;
}
+static int hid_suspend(struct usb_interface *intf, pm_message_t message)
+{
+ struct hid_device *hid = usb_get_intfdata (intf);
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ spin_lock_irq(&usbhid->inlock); /* Sync with error handler */
+ set_bit(HID_SUSPENDED, &usbhid->iofl);
+ spin_unlock_irq(&usbhid->inlock);
+ del_timer(&usbhid->io_retry);
+ usb_kill_urb(usbhid->urbin);
+ dev_dbg(&intf->dev, "suspend\n");
+ return 0;
+}
+
+static int hid_resume(struct usb_interface *intf)
+{
+ struct hid_device *hid = usb_get_intfdata (intf);
+ struct usbhid_device *usbhid = hid->driver_data;
+ int status;
+
+ clear_bit(HID_SUSPENDED, &usbhid->iofl);
+ usbhid->retry_delay = 0;
+ status = hid_start_in(hid);
+ dev_dbg(&intf->dev, "resume status %d\n", status);
+ return status;
+}
+
+/* Treat USB reset pretty much the same as suspend/resume */
+static void hid_pre_reset(struct usb_interface *intf)
+{
+ /* FIXME: What if the interface is already suspended? */
+ hid_suspend(intf, PMSG_ON);
+}
+
+static void hid_post_reset(struct usb_interface *intf)
+{
+ struct usb_device *dev = interface_to_usbdev (intf);
+
+ hid_set_idle(dev, intf->cur_altsetting->desc.bInterfaceNumber, 0, 0);
+ /* FIXME: Any more reinitialization needed? */
+
+ hid_resume(intf);
+}
+
static struct usb_device_id hid_usb_ids [] = {
{ .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS,
- .bInterfaceClass = USB_INTERFACE_CLASS_HID },
+ .bInterfaceClass = USB_INTERFACE_CLASS_HID },
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, hid_usb_ids);
static struct usb_driver hid_driver = {
- .owner = THIS_MODULE,
.name = "usbhid",
.probe = hid_probe,
.disconnect = hid_disconnect,
+ .suspend = hid_suspend,
+ .resume = hid_resume,
+ .pre_reset = hid_pre_reset,
+ .post_reset = hid_post_reset,
.id_table = hid_usb_ids,
};
static void __exit hid_exit(void)
{
- hiddev_exit();
usb_deregister(&hid_driver);
+ hiddev_exit();
}
module_init(hid_init);
git://git.onelab.eu / linux-2.6.git / blobdiff