korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-11 21:38:32 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid

Browse Source 
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
  HID: handle cases of volume knobs generating relative values
  HID: Logitech keyboard 0xc311 needs reset leds quirk
  HID: support for logitech cordless desktop LX500 special mapping
  HID: fix autocentering of PID devices
  HID: separate quirks for report descriptor fixup
  HID: Add NOGET quirk for all NCR devices
  HID: support for Petalynx Maxter remote control
  HID: fix mismatch between hid-input HUT find/search mapping and the HUT
  HID: support for Gameron dual psx adaptor
  USB HID: avoid flush_scheduled_work()
  HID: Use menuconfig objects
  HID: force hid-input for Microsoft SideWinder GameVoice device
  HID: input mapping for Chicony KU-0418 tactical pad
  HID: make debugging output runtime-configurable
This commit is contained in:
Linus Torvalds 2007-07-09 15:50:31 -07:00
commit 36b774102e
13 changed files with 425 additions and 199 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/hid/Kconfig
View File

@ -1,8 +1,12 @@
#
# HID driver configuration
#
menu "HID Devices"
menuconfig HID_SUPPORT
bool "HID Devices"
depends on INPUT
default y
if HID_SUPPORT
config HID
tristate "Generic HID support"
@ -24,6 +28,7 @@ config HID
config HID_DEBUG
bool "HID debugging support"
default y if !EMBEDDED
depends on HID
---help---
This option lets the HID layer output diagnostics about its internal
@ -38,5 +43,4 @@ config HID_DEBUG
source "drivers/hid/usbhid/Kconfig"
endmenu
endif # HID_SUPPORT

93
drivers/hid/hid-core.c
View File

@ -40,6 +40,13 @@
#define DRIVER_DESC "HID core driver"
#define DRIVER_LICENSE "GPL"
#ifdef CONFIG_HID_DEBUG
int hid_debug = 0;
module_param_named(debug, hid_debug, bool, 0600);
MODULE_PARM_DESC(debug, "Turn HID debugging mode on and off");
EXPORT_SYMBOL_GPL(hid_debug);
#endif
/*
* Register a new report for a device.
*/
@ -78,7 +85,7 @@ static struct hid_field *hid_register_field(struct hid_report *report, unsigned
struct hid_field *field;
if (report->maxfield == HID_MAX_FIELDS) {
dbg("too many fields in report");
dbg_hid("too many fields in report\n");
return NULL;
}
@ -106,7 +113,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
usage = parser->local.usage[0];
if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
dbg("collection stack overflow");
dbg_hid("collection stack overflow\n");
return -1;
}
@ -114,7 +121,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
collection = kmalloc(sizeof(struct hid_collection) *
parser->device->collection_size * 2, GFP_KERNEL);
if (collection == NULL) {
dbg("failed to reallocate collection array");
dbg_hid("failed to reallocate collection array\n");
return -1;
}
memcpy(collection, parser->device->collection,
@ -150,7 +157,7 @@ static int open_collection(struct hid_parser *parser, unsigned type)
static int close_collection(struct hid_parser *parser)
{
if (!parser->collection_stack_ptr) {
dbg("collection stack underflow");
dbg_hid("collection stack underflow\n");
return -1;
}
parser->collection_stack_ptr--;
@ -178,7 +185,7 @@ static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
static int hid_add_usage(struct hid_parser *parser, unsigned usage)
{
if (parser->local.usage_index >= HID_MAX_USAGES) {
dbg("usage index exceeded");
dbg_hid("usage index exceeded\n");
return -1;
}
parser->local.usage[parser->local.usage_index] = usage;
@ -202,12 +209,12 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign
int i;
if (!(report = hid_register_report(parser->device, report_type, parser->global.report_id))) {
dbg("hid_register_report failed");
dbg_hid("hid_register_report failed\n");
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);
dbg_hid("logical range invalid %d %d\n", parser->global.logical_minimum, parser->global.logical_maximum);
return -1;
}
@ -287,7 +294,7 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_PUSH:
if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
dbg("global enviroment stack overflow");
dbg_hid("global enviroment stack overflow\n");
return -1;
}
@ -298,7 +305,7 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
case HID_GLOBAL_ITEM_TAG_POP:
if (!parser->global_stack_ptr) {
dbg("global enviroment stack underflow");
dbg_hid("global enviroment stack underflow\n");
return -1;
}
@ -342,27 +349,27 @@ static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
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);
dbg_hid("invalid report_size %d\n", 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);
dbg_hid("invalid report_count %d\n", 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");
dbg_hid("report_id 0 is invalid\n");
return -1;
}
return 0;
default:
dbg("unknown global tag 0x%x", item->tag);
dbg_hid("unknown global tag 0x%x\n", item->tag);
return -1;
}
}
@ -377,7 +384,7 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
unsigned n;
if (item->size == 0) {
dbg("item data expected for local item");
dbg_hid("item data expected for local item\n");
return -1;
}
@ -395,14 +402,14 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
* items and the first delimiter set.
*/
if (parser->local.delimiter_depth != 0) {
dbg("nested delimiters");
dbg_hid("nested delimiters\n");
return -1;
}
parser->local.delimiter_depth++;
parser->local.delimiter_branch++;
} else {
if (parser->local.delimiter_depth < 1) {
dbg("bogus close delimiter");
dbg_hid("bogus close delimiter\n");
return -1;
}
parser->local.delimiter_depth--;
@ -412,7 +419,7 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
case HID_LOCAL_ITEM_TAG_USAGE:
if (parser->local.delimiter_branch > 1) {
dbg("alternative usage ignored");
dbg_hid("alternative usage ignored\n");
return 0;
}
@ -424,7 +431,7 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
if (parser->local.delimiter_branch > 1) {
dbg("alternative usage ignored");
dbg_hid("alternative usage ignored\n");
return 0;
}
@ -437,7 +444,7 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
if (parser->local.delimiter_branch > 1) {
dbg("alternative usage ignored");
dbg_hid("alternative usage ignored\n");
return 0;
}
@ -446,14 +453,14 @@ static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
for (n = parser->local.usage_minimum; n <= data; n++)
if (hid_add_usage(parser, n)) {
dbg("hid_add_usage failed\n");
dbg_hid("hid_add_usage failed\n");
return -1;
}
return 0;
default:
dbg("unknown local item tag 0x%x", item->tag);
dbg_hid("unknown local item tag 0x%x\n", item->tag);
return 0;
}
return 0;
@ -487,7 +494,7 @@ static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
break;
default:
dbg("unknown main item tag 0x%x", item->tag);
dbg_hid("unknown main item tag 0x%x\n", item->tag);
ret = 0;
}
@ -502,7 +509,7 @@ static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
{
dbg("reserved item type, tag 0x%x", item->tag);
dbg_hid("reserved item type, tag 0x%x\n", item->tag);
return 0;
}
@ -667,14 +674,14 @@ struct hid_device *hid_parse_report(__u8 *start, unsigned size)
while ((start = fetch_item(start, end, &item)) != NULL) {
if (item.format != HID_ITEM_FORMAT_SHORT) {
dbg("unexpected long global item");
dbg_hid("unexpected long global item\n");
hid_free_device(device);
vfree(parser);
return NULL;
}
if (dispatch_type[item.type](parser, &item)) {
dbg("item %u %u %u %u parsing failed\n",
dbg_hid("item %u %u %u %u parsing failed\n",
item.format, (unsigned)item.size, (unsigned)item.type, (unsigned)item.tag);
hid_free_device(device);
vfree(parser);
@ -683,13 +690,13 @@ struct hid_device *hid_parse_report(__u8 *start, unsigned size)
if (start == end) {
if (parser->collection_stack_ptr) {
dbg("unbalanced collection at end of report description");
dbg_hid("unbalanced collection at end of report description\n");
hid_free_device(device);
vfree(parser);
return NULL;
}
if (parser->local.delimiter_depth) {
dbg("unbalanced delimiter at end of report description");
dbg_hid("unbalanced delimiter at end of report description\n");
hid_free_device(device);
vfree(parser);
return NULL;
@ -699,7 +706,7 @@ struct hid_device *hid_parse_report(__u8 *start, unsigned size)
}
}
dbg("item fetching failed at offset %d\n", (int)(end - start));
dbg_hid("item fetching failed at offset %d\n", (int)(end - start));
hid_free_device(device);
vfree(parser);
return NULL;
@ -915,13 +922,13 @@ int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
hid_dump_input(field->usage + offset, value);
if (offset >= field->report_count) {
dbg("offset (%d) exceeds report_count (%d)", offset, field->report_count);
dbg_hid("offset (%d) exceeds report_count (%d)\n", 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);
dbg_hid("value %d is out of range\n", value);
return -1;
}
}
@ -934,19 +941,17 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i
{
struct hid_report_enum *report_enum = hid->report_enum + type;
struct hid_report *report;
int n, rsize;
int n, rsize, i;
if (!hid)
return -ENODEV;
if (!size) {
dbg("empty report");
dbg_hid("empty report\n");
return -1;
}
#ifdef CONFIG_HID_DEBUG
printk(KERN_DEBUG __FILE__ ": report (size %u) (%snumbered)\n", size, report_enum->numbered ? "" : "un");
#endif
dbg_hid("report (size %u) (%snumbered)\n", size, report_enum->numbered ? "" : "un");
n = 0; /* Normally report number is 0 */
if (report_enum->numbered) { /* Device uses numbered reports, data[0] is report number */
@ -954,25 +959,21 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i
size--;
}
#ifdef CONFIG_HID_DEBUG
{
int i;
printk(KERN_DEBUG __FILE__ ": report %d (size %u) = ", n, size);
for (i = 0; i < size; i++)
printk(" %02x", data[i]);
printk("\n");
}
#endif
/* dump the report descriptor */
dbg_hid("report %d (size %u) = ", n, size);
for (i = 0; i < size; i++)
dbg_hid_line(" %02x", data[i]);
dbg_hid_line("\n");
if (!(report = report_enum->report_id_hash[n])) {
dbg("undefined report_id %d received", n);
dbg_hid("undefined report_id %d received\n", n);
return -1;
}
rsize = ((report->size - 1) >> 3) + 1;
if (size < rsize) {
dbg("report %d is too short, (%d < %d)", report->id, size, rsize);
dbg_hid("report %d is too short, (%d < %d)\n", report->id, size, rsize);
memset(data + size, 0, rsize - size);
}

15
drivers/hid/hid-debug.c
View File

@ -347,6 +347,9 @@ static void resolv_usage_page(unsigned page) {
void hid_resolv_usage(unsigned usage) {
const struct hid_usage_entry *p;
if (!hid_debug)
return;
resolv_usage_page(usage >> 16);
printk(".");
for (p = hid_usage_table; p->description; p++)
@ -369,6 +372,9 @@ __inline__ static void tab(int n) {
void hid_dump_field(struct hid_field *field, int n) {
int j;
if (!hid_debug)
return;
if (field->physical) {
tab(n);
printk("Physical(");
@ -466,6 +472,9 @@ void hid_dump_device(struct hid_device *device) {
unsigned i,k;
static char *table[] = {"INPUT", "OUTPUT", "FEATURE"};
if (!hid_debug)
return;
for (i = 0; i < HID_REPORT_TYPES; i++) {
report_enum = device->report_enum + i;
list = report_enum->report_list.next;
@ -489,6 +498,9 @@ void hid_dump_device(struct hid_device *device) {
EXPORT_SYMBOL_GPL(hid_dump_device);
void hid_dump_input(struct hid_usage *usage, __s32 value) {
if (!hid_debug)
return;
printk("hid-debug: input ");
hid_resolv_usage(usage->hid);
printk(" = %d\n", value);
@ -758,6 +770,9 @@ static char **names[EV_MAX + 1] = {
void hid_resolv_event(__u8 type, __u16 code) {
if (!hid_debug)
return;
printk("%s.%s", events[type] ? events[type] : "?",
names[type] ? (names[type][code] ? names[type][code] : "?") : "?");
}

125
drivers/hid/hid-input.c
View File

@ -60,6 +60,19 @@ static const unsigned char hid_keyboard[256] = {
150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
};
/* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */
#define LOGITECH_EXPANDED_KEYMAP_SIZE 80
static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = {
0,216, 0,213,175,156, 0, 0, 0, 0,
144, 0, 0, 0, 0, 0, 0, 0, 0,212,
174,167,152,161,112, 0, 0, 0,154, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0,183,184,185,186,187,
188,189,190,191,192,193,194, 0, 0, 0
};
static const struct {
__s32 x;
__s32 y;
@ -308,9 +321,7 @@ static int hidinput_setkeycode(struct input_dev *dev, int scancode,
clear_bit(old_keycode, dev->keybit);
set_bit(usage->code, dev->keybit);
#ifdef CONFIG_HID_DEBUG
printk (KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode);
#endif
dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode);
/* Set the keybit for the old keycode if the old keycode is used
* by another key */
if (hidinput_find_key (hid, 0, old_keycode))
@ -333,11 +344,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
field->hidinput = hidinput;
#ifdef CONFIG_HID_DEBUG
printk(KERN_DEBUG "Mapping: ");
dbg_hid("Mapping: ");
hid_resolv_usage(usage->hid);
printk(" ---> ");
#endif
dbg_hid_line(" ---> ");
if (field->flags & HID_MAIN_ITEM_CONSTANT)
goto ignore;
@ -378,6 +387,21 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
}
}
/* Special handling for Logitech Cordless Desktop */
if (field->application != HID_GD_MOUSE) {
if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) {
int hid = usage->hid & HID_USAGE;
if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0)
code = logitech_expanded_keymap[hid];
}
} else {
if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) {
int hid = usage->hid & HID_USAGE;
if (hid == 7 || hid == 8)
goto ignore;
}
}
map_key(code);
break;
@ -566,6 +590,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x0e5: map_key_clear(KEY_BASSBOOST); break;
case 0x0e9: map_key_clear(KEY_VOLUMEUP); break;
case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break;
/* reserved in HUT 1.12. Reported on Petalynx remote */
case 0x0f6: map_key_clear(KEY_NEXT); break;
case 0x0fa: map_key_clear(KEY_BACK); break;
case 0x183: map_key_clear(KEY_CONFIG); break;
case 0x184: map_key_clear(KEY_WORDPROCESSOR); break;
case 0x185: map_key_clear(KEY_EDITOR); break;
@ -598,7 +627,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x21b: map_key_clear(KEY_COPY); break;
case 0x21c: map_key_clear(KEY_CUT); break;
case 0x21d: map_key_clear(KEY_PASTE); break;
case 0x221: map_key_clear(KEY_FIND); break;
case 0x21f: map_key_clear(KEY_FIND); break;
case 0x221: map_key_clear(KEY_SEARCH); break;
case 0x222: map_key_clear(KEY_GOTO); break;
case 0x223: map_key_clear(KEY_HOMEPAGE); break;
case 0x224: map_key_clear(KEY_BACK); break;
case 0x225: map_key_clear(KEY_FORWARD); break;
@ -688,7 +719,28 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
break;
case HID_UP_MSVENDOR:
goto ignore;
/* special case - Chicony Chicony KU-0418 tactical pad */
if (device->vendor == 0x04f2 && device->product == 0x0418) {
set_bit(EV_REP, input->evbit);
switch(usage->hid & HID_USAGE) {
case 0xff01: map_key_clear(BTN_1); break;
case 0xff02: map_key_clear(BTN_2); break;
case 0xff03: map_key_clear(BTN_3); break;
case 0xff04: map_key_clear(BTN_4); break;
case 0xff05: map_key_clear(BTN_5); break;
case 0xff06: map_key_clear(BTN_6); break;
case 0xff07: map_key_clear(BTN_7); break;
case 0xff08: map_key_clear(BTN_8); break;
case 0xff09: map_key_clear(BTN_9); break;
case 0xff0a: map_key_clear(BTN_A); break;
case 0xff0b: map_key_clear(BTN_B); break;
default: goto ignore;
}
} else {
goto ignore;
}
break;
case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
@ -704,10 +756,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
}
break;
case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
case HID_UP_LOGIVENDOR:
set_bit(EV_REP, input->evbit);
switch(usage->hid & HID_USAGE) {
/* Reported on Logitech Ultra X Media Remote */
case 0x004: map_key_clear(KEY_AGAIN); break;
case 0x00d: map_key_clear(KEY_HOME); break;
case 0x024: map_key_clear(KEY_SHUFFLE); break;
@ -725,6 +777,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x04d: map_key_clear(KEY_SUBTITLE); break;
case 0x051: map_key_clear(KEY_RED); break;
case 0x052: map_key_clear(KEY_CLOSE); break;
/* Reported on Petalynx Maxter remote */
case 0x05a: map_key_clear(KEY_TEXT); break;
case 0x05b: map_key_clear(KEY_RED); break;
case 0x05c: map_key_clear(KEY_GREEN); break;
case 0x05d: map_key_clear(KEY_YELLOW); break;
case 0x05e: map_key_clear(KEY_BLUE); break;
default: goto ignore;
}
break;
@ -818,16 +878,24 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
field->dpad = usage->code;
}
/* for those devices which produce Consumer volume usage as relative,
* we emulate pressing volumeup/volumedown appropriate number of times
* in hidinput_hid_event()
*/
if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
(usage->code == ABS_VOLUME)) {
set_bit(KEY_VOLUMEUP, input->keybit);
set_bit(KEY_VOLUMEDOWN, input->keybit);
}
hid_resolv_event(usage->type, usage->code);
#ifdef CONFIG_HID_DEBUG
printk("\n");
#endif
dbg_hid_line("\n");
return;
ignore:
#ifdef CONFIG_HID_DEBUG
printk("IGNORED\n");
#endif
dbg_hid_line("IGNORED\n");
return;
}
@ -896,18 +964,33 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
}
if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
dbg("Maximum Effects - %d",value);
dbg_hid("Maximum Effects - %d\n",value);
return;
}
if (usage->hid == (HID_UP_PID | 0x7fUL)) {
dbg("PID Pool Report\n");
dbg_hid("PID Pool Report\n");
return;
}
if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
return;
if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
(usage->code == ABS_VOLUME)) {
int count = abs(value);
int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN;
int i;
for (i = 0; i < count; i++) {
input_event(input, EV_KEY, direction, 1);
input_sync(input);
input_event(input, EV_KEY, direction, 0);
input_sync(input);
}
return;
}
input_event(input, usage->type, usage->code, value);
if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
@ -976,7 +1059,7 @@ int hidinput_connect(struct hid_device *hid)
if (IS_INPUT_APPLICATION(hid->collection[i].usage))
break;
if (i == hid->maxcollection)
if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0)
return -1;
if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS)
@ -994,7 +1077,7 @@ int hidinput_connect(struct hid_device *hid)
if (!hidinput || !input_dev) {
kfree(hidinput);
input_free_device(input_dev);
err("Out of memory during hid input probe");
err_hid("Out of memory during hid input probe");
return -1;
}

111
drivers/hid/usbhid/hid-core.c
View File

@ -60,6 +60,12 @@ MODULE_PARM_DESC(quirks, "Add/modify USB HID quirks by specifying "
" quirks=vendorID:productID:quirks"
" where vendorID, productID, and quirks are all in"
" 0x-prefixed hex");
static char *rdesc_quirks_param[MAX_USBHID_BOOT_QUIRKS] = { [ 0 ... (MAX_USBHID_BOOT_QUIRKS - 1) ] = NULL };
module_param_array_named(rdesc_quirks, rdesc_quirks_param, charp, NULL, 0444);
MODULE_PARM_DESC(rdesc_quirks, "Add/modify report descriptor quirks by specifying "
" rdesc_quirks=vendorID:productID:rdesc_quirks"
" where vendorID, productID, and rdesc_quirks are all in"
" 0x-prefixed hex");
/*
* Input submission and I/O error handler.
*/
@ -127,7 +133,7 @@ static void hid_reset(struct work_struct *work)
hid_io_error(hid);
break;
default:
err("can't reset device, %s-%s/input%d, status %d",
err_hid("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);
@ -220,7 +226,7 @@ static void hid_irq_in(struct urb *urb)
if (status) {
clear_bit(HID_IN_RUNNING, &usbhid->iofl);
if (status != -EPERM) {
err("can't resubmit intr, %s-%s/input%d, status %d",
err_hid("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);
@ -240,10 +246,10 @@ static int hid_submit_out(struct hid_device *hid)
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");
dbg_hid("submitting out urb\n");
if (usb_submit_urb(usbhid->urbout, GFP_ATOMIC)) {
err("usb_submit_urb(out) failed");
err_hid("usb_submit_urb(out) failed");
return -1;
}
@ -287,12 +293,12 @@ static int hid_submit_ctrl(struct hid_device *hid)
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",
dbg_hid("submitting ctrl urb: %s wValue=0x%04x wIndex=0x%04x wLength=%u\n",
usbhid->cr->bRequest == HID_REQ_SET_REPORT ? "Set_Report" : "Get_Report",
usbhid->cr->wValue, usbhid->cr->wIndex, usbhid->cr->wLength);
if (usb_submit_urb(usbhid->urbctrl, GFP_ATOMIC)) {
err("usb_submit_urb(ctrl) failed");
err_hid("usb_submit_urb(ctrl) failed");
return -1;
}
@ -474,7 +480,7 @@ int usbhid_wait_io(struct hid_device *hid)
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");
dbg_hid("timeout waiting for ctrl or out queue to clear\n");
return -1;
}
@ -632,20 +638,6 @@ static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
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;
}
}
/*
* Sending HID_REQ_GET_REPORT changes the operation mode of the ps3 controller
* to "operational". Without this, the ps3 controller will not report any
@ -667,51 +659,11 @@ static void hid_fixup_sony_ps3_controller(struct usb_device *dev, int ifnum)
USB_CTRL_GET_TIMEOUT);
if (result < 0)
err("%s failed: %d\n", __func__, result);
err_hid("%s failed: %d\n", __func__, result);
kfree(buf);
}
/*
* Certain Logitech keyboards send in report #3 keys which are far
* above the logical maximum described in descriptor. This extends
* the original value of 0x28c of logical maximum to 0x104d
*/
static void hid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize)
{
if (rsize >= 90 && rdesc[83] == 0x26
&& rdesc[84] == 0x8c
&& rdesc[85] == 0x02) {
info("Fixing up Logitech keyboard report descriptor");
rdesc[84] = rdesc[89] = 0x4d;
rdesc[85] = rdesc[90] = 0x10;
}
}
/*
* Some USB barcode readers from cypress have usage min and usage max in
* the wrong order
*/
static void hid_fixup_cypress_descriptor(unsigned char *rdesc, int rsize)
{
short fixed = 0;
int i;
for (i = 0; i < rsize - 4; i++) {
if (rdesc[i] == 0x29 && rdesc [i+2] == 0x19) {
unsigned char tmp;
rdesc[i] = 0x19; rdesc[i+2] = 0x29;
tmp = rdesc[i+3];
rdesc[i+3] = rdesc[i+1];
rdesc[i+1] = tmp;
}
}
if (fixed)
info("Fixing up Cypress report descriptor");
}
static struct hid_device *usb_hid_configure(struct usb_interface *intf)
{
struct usb_host_interface *interface = intf->cur_altsetting;
@ -746,7 +698,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
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");
dbg_hid("class descriptor not present\n");
return NULL;
}
@ -755,41 +707,34 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
rsize = le16_to_cpu(hdesc->desc[n].wDescriptorLength);
if (!rsize || rsize > HID_MAX_DESCRIPTOR_SIZE) {
dbg("weird size of report descriptor (%u)", rsize);
dbg_hid("weird size of report descriptor (%u)\n", rsize);
return NULL;
}
if (!(rdesc = kmalloc(rsize, GFP_KERNEL))) {
dbg("couldn't allocate rdesc memory");
dbg_hid("couldn't allocate rdesc memory\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");
dbg_hid("reading report descriptor failed\n");
kfree(rdesc);
return NULL;
}
if ((quirks & HID_QUIRK_CYMOTION))
hid_fixup_cymotion_descriptor(rdesc, rsize);
usbhid_fixup_report_descriptor(le16_to_cpu(dev->descriptor.idVendor),
le16_to_cpu(dev->descriptor.idProduct), rdesc,
rsize, rdesc_quirks_param);
if (quirks & HID_QUIRK_LOGITECH_DESCRIPTOR)
hid_fixup_logitech_descriptor(rdesc, rsize);
if (quirks & HID_QUIRK_SWAPPED_MIN_MAX)
hid_fixup_cypress_descriptor(rdesc, rsize);
#ifdef CONFIG_HID_DEBUG
printk(KERN_DEBUG __FILE__ ": report descriptor (size %u, read %d) = ", rsize, n);
dbg_hid("report descriptor (size %u, read %d) = ", rsize, n);
for (n = 0; n < rsize; n++)
printk(" %02x", (unsigned char) rdesc[n]);
printk("\n");
#endif
dbg_hid_line(" %02x", (unsigned char) rdesc[n]);
dbg_hid_line("\n");
if (!(hid = hid_parse_report(rdesc, n))) {
dbg("parsing report descriptor failed");
dbg_hid("parsing report descriptor failed\n");
kfree(rdesc);
return NULL;
}
@ -861,7 +806,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
}
if (!usbhid->urbin) {
err("couldn't find an input interrupt endpoint");
err_hid("couldn't find an input interrupt endpoint");
goto fail;
}
@ -956,7 +901,7 @@ static void hid_disconnect(struct usb_interface *intf)
usb_kill_urb(usbhid->urbctrl);
del_timer_sync(&usbhid->io_retry);
flush_scheduled_work();
cancel_work_sync(&usbhid->reset_work);
if (hid->claimed & HID_CLAIMED_INPUT)
hidinput_disconnect(hid);
@ -978,7 +923,7 @@ static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
int i;
char *c;
dbg("HID probe called for ifnum %d",
dbg_hid("HID probe called for ifnum %d\n",
intf->altsetting->desc.bInterfaceNumber);
if (!(hid = usb_hid_configure(intf)))

10
drivers/hid/usbhid/hid-lgff.c
View File

@ -78,7 +78,7 @@ static int hid_lgff_play(struct input_dev *dev, void *data, struct ff_effect *ef
report->field[0]->value[1] = 0x08;
report->field[0]->value[2] = x;
report->field[0]->value[3] = y;
dbg("(x, y)=(%04x, %04x)", x, y);
dbg_hid("(x, y)=(%04x, %04x)\n", x, y);
usbhid_submit_report(hid, report, USB_DIR_OUT);
break;
@ -93,7 +93,7 @@ static int hid_lgff_play(struct input_dev *dev, void *data, struct ff_effect *ef
report->field[0]->value[1] = 0x00;
report->field[0]->value[2] = left;
report->field[0]->value[3] = right;
dbg("(left, right)=(%04x, %04x)", left, right);
dbg_hid("(left, right)=(%04x, %04x)\n", left, right);
usbhid_submit_report(hid, report, USB_DIR_OUT);
break;
}
@ -113,20 +113,20 @@ int hid_lgff_init(struct hid_device* hid)
/* Find the report to use */
if (list_empty(report_list)) {
err("No output report found");
err_hid("No output report found");
return -1;
}
/* Check that the report looks ok */
report = list_entry(report_list->next, struct hid_report, list);
if (!report) {
err("NULL output report");
err_hid("NULL output report");
return -1;
}
field = report->field[0];
if (!field) {
err("NULL field");
err_hid("NULL field");
return -1;
}

1
drivers/hid/usbhid/hid-pidff.c
View File

@ -738,6 +738,7 @@ static void pidff_autocenter(struct pidff_device *pidff, u16 magnitude)
pidff->set_effect[PID_TRIGGER_BUTTON].value[0] = 0;
pidff->set_effect[PID_TRIGGER_REPEAT_INT].value[0] = 0;
pidff_set(&pidff->set_effect[PID_GAIN], magnitude);
pidff->set_effect[PID_DIRECTION_ENABLE].value[0] = 1;
pidff->set_effect[PID_START_DELAY].value[0] = 0;
usbhid_submit_report(pidff->hid, pidff->reports[PID_SET_EFFECT],

185
drivers/hid/usbhid/hid-quirks.c
View File

@ -105,6 +105,9 @@
#define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
#define USB_VENDOR_ID_GAMERON 0x0810
#define USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR 0x0001
#define USB_VENDOR_ID_GLAB 0x06c2
#define USB_DEVICE_ID_4_PHIDGETSERVO_30 0x0038
#define USB_DEVICE_ID_1_PHIDGETSERVO_30 0x0039
@ -196,8 +199,10 @@
#define USB_VENDOR_ID_LOGITECH 0x046d
#define USB_DEVICE_ID_LOGITECH_RECEIVER 0xc101
#define USB_DEVICE_ID_LOGITECH_WHEEL 0xc294
#define USB_DEVICE_ID_LOGITECH_KBD 0xc311
#define USB_DEVICE_ID_S510_RECEIVER 0xc50c
#define USB_DEVICE_ID_S510_RECEIVER_2 0xc517
#define USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500 0xc512
#define USB_DEVICE_ID_MX3000_RECEIVER 0xc513
#define USB_DEVICE_ID_DINOVO_EDGE 0xc714
@ -209,6 +214,13 @@
#define USB_DEVICE_ID_MGE_UPS 0xffff
#define USB_DEVICE_ID_MGE_UPS1 0x0001
#define USB_VENDOR_ID_MICROSOFT 0x045e
#define USB_DEVICE_ID_SIDEWINDER_GV 0x003b
#define USB_VENDOR_ID_NCR 0x0404
#define USB_DEVICE_ID_NCR_FIRST 0x0300
#define USB_DEVICE_ID_NCR_LAST 0x03ff
#define USB_VENDOR_ID_NEC 0x073e
#define USB_DEVICE_ID_NEC_USB_GAME_PAD 0x0301
@ -220,6 +232,9 @@
#define USB_VENDOR_ID_PANTHERLORD 0x0810
#define USB_DEVICE_ID_PANTHERLORD_TWIN_USB_JOYSTICK 0x0001
#define USB_VENDOR_ID_PETALYNX 0x18b1
#define USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE 0x0037
#define USB_VENDOR_ID_PLAYDOTCOM 0x0b43
#define USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII 0x0003
@ -278,6 +293,7 @@ static const struct hid_blacklist {
{ 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_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FLYING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FIGHTING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
@ -285,11 +301,10 @@ static const struct hid_blacklist {
{ 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_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE, HID_QUIRK_DUPLICATE_USAGES },
{ USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM, HID_QUIRK_HIDDEV },
{ USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV, HID_QUIRK_HIDINPUT },
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01, HID_QUIRK_IGNORE },
{ USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10, HID_QUIRK_IGNORE },
@ -409,9 +424,7 @@ static const struct hid_blacklist {
{ 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_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER, HID_QUIRK_LOGITECH_DESCRIPTOR },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER, HID_QUIRK_LOGITECH_DESCRIPTOR },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2, HID_QUIRK_LOGITECH_DESCRIPTOR },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500, HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL | HID_QUIRK_LOGITECH_EXPANDED_KEYMAP },
{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL },
@ -426,6 +439,7 @@ static const struct hid_blacklist {
{ 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_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_SUN, USB_DEVICE_ID_RARITAN_KVM_DONGLE, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD, HID_QUIRK_NOGET },
{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
@ -448,9 +462,28 @@ static const struct hid_blacklist {
{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
{ USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_W7658, HID_QUIRK_RESET_LEDS },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_KBD, HID_QUIRK_RESET_LEDS },
{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1, HID_QUIRK_SWAPPED_MIN_MAX },
{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2, HID_QUIRK_SWAPPED_MIN_MAX },
{ 0, 0 }
};
/* Quirks for devices which require report descriptor fixup go here */
static const struct hid_rdesc_blacklist {
__u16 idVendor;
__u16 idProduct;
__u32 quirks;
} hid_rdesc_blacklist[] = {
{ USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_RDESC_CYMOTION },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER, HID_QUIRK_RDESC_LOGITECH },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER, HID_QUIRK_RDESC_LOGITECH },
{ USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2, HID_QUIRK_RDESC_LOGITECH },
{ USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE, HID_QUIRK_RDESC_PETALYNX },
{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1, HID_QUIRK_RDESC_SWAPPED_MIN_MAX },
{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2, HID_QUIRK_RDESC_SWAPPED_MIN_MAX },
{ 0, 0 }
};
@ -493,7 +526,7 @@ static struct hid_blacklist *usbhid_exists_dquirk(const u16 idVendor,
}
if (bl_entry != NULL)
dbg("Found dynamic quirk 0x%x for USB HID vendor 0x%hx prod 0x%hx\n",
dbg_hid("Found dynamic quirk 0x%x for USB HID vendor 0x%hx prod 0x%hx\n",
bl_entry->quirks, bl_entry->idVendor,
bl_entry->idProduct);
@ -521,13 +554,13 @@ int usbhid_modify_dquirk(const u16 idVendor, const u16 idProduct,
int list_edited = 0;
if (!idVendor) {
dbg("Cannot add a quirk with idVendor = 0");
dbg_hid("Cannot add a quirk with idVendor = 0\n");
return -EINVAL;
}
q_new = kmalloc(sizeof(struct quirks_list_struct), GFP_KERNEL);
if (!q_new) {
dbg("Could not allocate quirks_list_struct");
dbg_hid("Could not allocate quirks_list_struct\n");
return -ENOMEM;
}
@ -559,7 +592,6 @@ int usbhid_modify_dquirk(const u16 idVendor, const u16 idProduct,
return 0;
}
/**
* usbhid_remove_all_dquirks: remove all runtime HID quirks from memory
*
@ -643,7 +675,7 @@ static const struct hid_blacklist *usbhid_exists_squirk(const u16 idVendor,
bl_entry = &hid_blacklist[n];
if (bl_entry != NULL)
dbg("Found squirk 0x%x for USB HID vendor 0x%hx prod 0x%hx\n",
dbg_hid("Found squirk 0x%x for USB HID vendor 0x%hx prod 0x%hx\n",
bl_entry->quirks, bl_entry->idVendor,
bl_entry->idProduct);
return bl_entry;
@ -675,6 +707,12 @@ u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct)
idProduct <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
return HID_QUIRK_IGNORE;
/* NCR devices must not be queried for reports */
if (idVendor == USB_VENDOR_ID_NCR &&
idProduct >= USB_DEVICE_ID_NCR_FIRST &&
idProduct <= USB_DEVICE_ID_NCR_LAST)
return HID_QUIRK_NOGET;
down_read(&dquirks_rwsem);
bl_entry = usbhid_exists_dquirk(idVendor, idProduct);
if (!bl_entry)
@ -686,3 +724,126 @@ u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct)
return quirks;
}
/*
* Cherry Cymotion keyboard have an invalid HID report descriptor,
* that needs fixing before we can parse it.
*/
static void usbhid_fixup_cymotion_descriptor(char *rdesc, int rsize)
{
if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
printk(KERN_INFO "Fixing up Cherry Cymotion report descriptor\n");
rdesc[11] = rdesc[16] = 0xff;
rdesc[12] = rdesc[17] = 0x03;
}
}
/*
* Certain Logitech keyboards send in report #3 keys which are far
* above the logical maximum described in descriptor. This extends
* the original value of 0x28c of logical maximum to 0x104d
*/
static void usbhid_fixup_logitech_descriptor(unsigned char *rdesc, int rsize)
{
if (rsize >= 90 && rdesc[83] == 0x26
&& rdesc[84] == 0x8c
&& rdesc[85] == 0x02) {
printk(KERN_INFO "Fixing up Logitech keyboard report descriptor\n");
rdesc[84] = rdesc[89] = 0x4d;
rdesc[85] = rdesc[90] = 0x10;
}
}
/* Petalynx Maxter Remote has maximum for consumer page set too low */
static void usbhid_fixup_petalynx_descriptor(unsigned char *rdesc, int rsize)
{
if (rsize >= 60 && rdesc[39] == 0x2a
&& rdesc[40] == 0xf5
&& rdesc[41] == 0x00
&& rdesc[59] == 0x26
&& rdesc[60] == 0xf9
&& rdesc[61] == 0x00) {
printk(KERN_INFO "Fixing up Petalynx Maxter Remote report descriptor\n");
rdesc[60] = 0xfa;
rdesc[40] = 0xfa;
}
}
/*
* Some USB barcode readers from cypress have usage min and usage max in
* the wrong order
*/
static void usbhid_fixup_cypress_descriptor(unsigned char *rdesc, int rsize)
{
short fixed = 0;
int i;
for (i = 0; i < rsize - 4; i++) {
if (rdesc[i] == 0x29 && rdesc [i+2] == 0x19) {
unsigned char tmp;
rdesc[i] = 0x19; rdesc[i+2] = 0x29;
tmp = rdesc[i+3];
rdesc[i+3] = rdesc[i+1];
rdesc[i+1] = tmp;
}
}
if (fixed)
printk(KERN_INFO "Fixing up Cypress report descriptor\n");
}
static void __usbhid_fixup_report_descriptor(__u32 quirks, char *rdesc, unsigned rsize)
{
if ((quirks & HID_QUIRK_RDESC_CYMOTION))
usbhid_fixup_cymotion_descriptor(rdesc, rsize);
if (quirks & HID_QUIRK_RDESC_LOGITECH)
usbhid_fixup_logitech_descriptor(rdesc, rsize);
if (quirks & HID_QUIRK_RDESC_SWAPPED_MIN_MAX)
usbhid_fixup_cypress_descriptor(rdesc, rsize);
if (quirks & HID_QUIRK_RDESC_PETALYNX)
usbhid_fixup_petalynx_descriptor(rdesc, rsize);
}
/**
* usbhid_fixup_report_descriptor: check if report descriptor needs fixup
*
* Description:
* Walks the hid_rdesc_blacklist[] array and checks whether the device
* is known to have broken report descriptor that needs to be fixed up
* prior to entering the HID parser
*
* Returns: nothing
*/
void usbhid_fixup_report_descriptor(const u16 idVendor, const u16 idProduct,
char *rdesc, unsigned rsize, char **quirks_param)
{
int n, m;
u16 paramVendor, paramProduct;
u32 quirks;
/* static rdesc quirk entries */
for (n = 0; hid_rdesc_blacklist[n].idVendor; n++)
if (hid_rdesc_blacklist[n].idVendor == idVendor &&
hid_rdesc_blacklist[n].idProduct == idProduct)
__usbhid_fixup_report_descriptor(hid_rdesc_blacklist[n].quirks,
rdesc, rsize);
/* runtime rdesc quirk entries handling */
for (n = 0; quirks_param[n] && n < MAX_USBHID_BOOT_QUIRKS; n++) {
m = sscanf(quirks_param[n], "0x%hx:0x%hx:0x%x",
&paramVendor, &paramProduct, &quirks);
if (m != 3)
printk(KERN_WARNING
"Could not parse HID quirk module param %s\n",
quirks_param[n]);
else if (paramVendor == idVendor && paramProduct == idProduct)
__usbhid_fixup_report_descriptor(quirks, rdesc, rsize);
}
}

2
drivers/hid/usbhid/hid-tmff.c
View File

@ -70,7 +70,7 @@ static int hid_tmff_play(struct input_dev *dev, void *data, struct ff_effect *ef
tmff->rumble->value[0] = left;
tmff->rumble->value[1] = right;
dbg("(left,right)=(%08x, %08x)", left, right);
dbg_hid("(left,right)=(%08x, %08x)\n", left, right);
usbhid_submit_report(hid, tmff->report, USB_DIR_OUT);
return 0;

8
drivers/hid/usbhid/hid-zpff.c
View File

@ -21,10 +21,6 @@
*/
/* #define DEBUG */
#define debug(format, arg...) pr_debug("hid-zpff: " format "\n" , ## arg)
#include <linux/input.h>
#include <linux/usb.h>
#include <linux/hid.h>
@ -49,14 +45,14 @@ static int hid_zpff_play(struct input_dev *dev, void *data,
left = effect->u.rumble.strong_magnitude;
right = effect->u.rumble.weak_magnitude;
debug("called with 0x%04x 0x%04x", left, right);
dbg_hid("called with 0x%04x 0x%04x\n", left, right);
left = left * 0x7f / 0xffff;
right = right * 0x7f / 0xffff;
zpff->report->field[2]->value[0] = left;
zpff->report->field[3]->value[0] = right;
debug("running with 0x%02x 0x%02x", left, right);
dbg_hid("running with 0x%02x 0x%02x\n", left, right);
usbhid_submit_report(hid, zpff->report, USB_DIR_OUT);
return 0;

2
drivers/hid/usbhid/hiddev.c
View File

@ -779,7 +779,7 @@ int hiddev_connect(struct hid_device *hid)
retval = usb_register_dev(usbhid->intf, &hiddev_class);
if (retval) {
err("Not able to get a minor for this device.");
err_hid("Not able to get a minor for this device.");
kfree(hiddev);
return -1;
}

6
drivers/hid/usbhid/usbkbd.c
View File

@ -125,7 +125,7 @@ static void usb_kbd_irq(struct urb *urb)
resubmit:
i = usb_submit_urb (urb, GFP_ATOMIC);
if (i)
err ("can't resubmit intr, %s-%s/input0, status %d",
err_hid ("can't resubmit intr, %s-%s/input0, status %d",
kbd->usbdev->bus->bus_name,
kbd->usbdev->devpath, i);
}
@ -151,7 +151,7 @@ static int usb_kbd_event(struct input_dev *dev, unsigned int type,
*(kbd->leds) = kbd->newleds;
kbd->led->dev = kbd->usbdev;
if (usb_submit_urb(kbd->led, GFP_ATOMIC))
err("usb_submit_urb(leds) failed");
err_hid("usb_submit_urb(leds) failed");
return 0;
}
@ -169,7 +169,7 @@ static void usb_kbd_led(struct urb *urb)
*(kbd->leds) = kbd->newleds;
kbd->led->dev = kbd->usbdev;
if (usb_submit_urb(kbd->led, GFP_ATOMIC))
err("usb_submit_urb(leds) failed");
err_hid("usb_submit_urb(leds) failed");
}
static int usb_kbd_open(struct input_dev *dev)

56
include/linux/hid.h
View File

@ -263,19 +263,28 @@ struct hid_item {
#define HID_QUIRK_2WHEEL_MOUSE_HACK_5 0x00000100
#define HID_QUIRK_2WHEEL_MOUSE_HACK_ON 0x00000200
#define HID_QUIRK_MIGHTYMOUSE 0x00000400
#define HID_QUIRK_CYMOTION 0x00000800
#define HID_QUIRK_POWERBOOK_HAS_FN 0x00001000
#define HID_QUIRK_POWERBOOK_FN_ON 0x00002000
#define HID_QUIRK_INVERT_HWHEEL 0x00004000
#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00008000
#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00010000
#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00020000
#define HID_QUIRK_IGNORE_MOUSE 0x00040000
#define HID_QUIRK_SONY_PS3_CONTROLLER 0x00080000
#define HID_QUIRK_LOGITECH_DESCRIPTOR 0x00100000
#define HID_QUIRK_DUPLICATE_USAGES 0x00200000
#define HID_QUIRK_RESET_LEDS 0x00400000
#define HID_QUIRK_SWAPPED_MIN_MAX 0x00800000
#define HID_QUIRK_POWERBOOK_HAS_FN 0x00000800
#define HID_QUIRK_POWERBOOK_FN_ON 0x00001000
#define HID_QUIRK_INVERT_HWHEEL 0x00002000
#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00004000
#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00008000
#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000
#define HID_QUIRK_IGNORE_MOUSE 0x00020000
#define HID_QUIRK_SONY_PS3_CONTROLLER 0x00040000
#define HID_QUIRK_DUPLICATE_USAGES 0x00080000
#define HID_QUIRK_RESET_LEDS 0x00100000
#define HID_QUIRK_HIDINPUT 0x00200000
#define HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL 0x00400000
#define HID_QUIRK_LOGITECH_EXPANDED_KEYMAP 0x00800000
/*
* Separate quirks for runtime report descriptor fixup
*/
#define HID_QUIRK_RDESC_CYMOTION 0x00000001
#define HID_QUIRK_RDESC_LOGITECH 0x00000002
#define HID_QUIRK_RDESC_SWAPPED_MIN_MAX 0x00000004
#define HID_QUIRK_RDESC_PETALYNX 0x00000008
/*
* This is the global environment of the parser. This information is
@ -488,6 +497,11 @@ struct hid_descriptor {
#define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001))
/* HID core API */
#ifdef CONFIG_HID_DEBUG
extern int hid_debug;
#endif
extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32);
extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report);
extern int hidinput_connect(struct hid_device *);
@ -506,6 +520,7 @@ u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct);
int usbhid_modify_dquirk(const u16 idVendor, const u16 idProduct, const u32 quirks);
int usbhid_quirks_init(char **quirks_param);
void usbhid_quirks_exit(void);
void usbhid_fixup_report_descriptor(const u16, const u16, char *, unsigned, char **);
#ifdef CONFIG_HID_FF
int hid_ff_init(struct hid_device *hid);
@ -523,14 +538,19 @@ static inline int hid_pidff_init(struct hid_device *hid) { return -ENODEV; }
#else
static inline int hid_ff_init(struct hid_device *hid) { return -1; }
#endif
#ifdef DEBUG
#define dbg(format, arg...) printk(KERN_DEBUG "%s: " format "\n" , \
__FILE__ , ## arg)
#ifdef CONFIG_HID_DEBUG
#define dbg_hid(format, arg...) if (hid_debug) \
printk(KERN_DEBUG "%s: " format ,\
__FILE__ , ## arg)
#define dbg_hid_line(format, arg...) if (hid_debug) \
printk(format, ## arg)
#else
#define dbg(format, arg...) do {} while (0)
#define dbg_hid(format, arg...) do {} while (0)
#define dbg_hid_line dbg_hid
#endif
#define err(format, arg...) printk(KERN_ERR "%s: " format "\n" , \
#define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \
__FILE__ , ## arg)
#endif