* any later version.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
if (report_enum->report_id_hash[id])
return report_enum->report_id_hash[id];
- if (!(report = kzalloc(sizeof(struct hid_report), GFP_KERNEL)))
+ report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
+ if (!report)
return NULL;
if (id != 0)
return NULL;
}
- if (!(field = kzalloc(sizeof(struct hid_field) + usages * sizeof(struct hid_usage)
- + values * sizeof(unsigned), GFP_KERNEL))) return NULL;
+ field = kzalloc((sizeof(struct hid_field) +
+ usages * sizeof(struct hid_usage) +
+ values * sizeof(unsigned)), GFP_KERNEL);
+ if (!field)
+ return NULL;
field->index = report->maxfield++;
report->field[field->index] = field;
static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
{
+ struct hid_collection *collection = parser->device->collection;
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;
+
+ for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
+ unsigned index = parser->collection_stack[n];
+ if (collection[index].type == type)
+ return collection[index].usage;
+ }
return 0; /* we know nothing about this usage type */
}
unsigned offset;
int i;
- if (!(report = hid_register_report(parser->device, report_type, parser->global.report_id))) {
+ report = hid_register_report(parser->device, report_type, parser->global.report_id);
+ if (!report) {
dbg_hid("hid_register_report failed\n");
return -1;
}
usages = max_t(int, parser->local.usage_index, parser->global.report_count);
- if ((field = hid_register_field(report, usages, parser->global.report_count)) == NULL)
+ field = hid_register_field(report, usages, parser->global.report_count);
+ if (!field)
return 0;
field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
return -ENOMEM;
device->rsize = size;
- parser = vmalloc(sizeof(struct hid_parser));
+ parser = vzalloc(sizeof(struct hid_parser));
if (!parser) {
ret = -ENOMEM;
goto err;
}
- memset(parser, 0, sizeof(struct hid_parser));
parser->device = device;
end = start + size;
if (dispatch_type[item.type](parser, &item)) {
dbg_hid("item %u %u %u %u parsing failed\n",
- item.format, (unsigned)item.size, (unsigned)item.type, (unsigned)item.tag);
+ item.format, (unsigned)item.size,
+ (unsigned)item.type, (unsigned)item.tag);
goto err;
}
* Search linux-kernel and linux-usb-devel archives for "hid-core extract".
*/
-static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
+static __u32 extract(const struct hid_device *hid, __u8 *report,
+ unsigned offset, unsigned n)
{
u64 x;
if (n > 32)
- printk(KERN_WARNING "HID: extract() called with n (%d) > 32! (%s)\n",
- n, current->comm);
+ hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
+ n, current->comm);
report += offset >> 3; /* adjust byte index */
offset &= 7; /* now only need bit offset into one byte */
* endianness of register values by considering a register
* a "cached" copy of the little endiad bit stream.
*/
-static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value)
+static void implement(const struct hid_device *hid, __u8 *report,
+ unsigned offset, unsigned n, __u32 value)
{
u64 x;
u64 m = (1ULL << n) - 1;
if (n > 32)
- printk(KERN_WARNING "HID: implement() called with n (%d) > 32! (%s)\n",
- n, current->comm);
+ hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
+ __func__, n, current->comm);
if (value > m)
- printk(KERN_WARNING "HID: implement() called with too large value %d! (%s)\n",
- value, current->comm);
+ hid_warn(hid, "%s() called with too large value %d! (%s)\n",
+ __func__, value, current->comm);
WARN_ON(value > m);
value &= m;
* Search an array for a value.
*/
-static __inline__ int search(__s32 *array, __s32 value, unsigned n)
+static int search(__s32 *array, __s32 value, unsigned n)
{
while (n--) {
if (*array++ == value)
__s32 max = field->logical_maximum;
__s32 *value;
- if (!(value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC)))
+ value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
+ if (!value)
return;
for (n = 0; n < count; n++) {
- value[n] = min < 0 ? snto32(extract(data, offset + n * size, size), size) :
- extract(data, offset + n * size, size);
+ value[n] = min < 0 ?
+ snto32(extract(hid, data, offset + n * size, size),
+ size) :
+ extract(hid, data, offset + n * size, size);
- 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;
+ /* Ignore report if ErrorRollOver */
+ if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
+ value[n] >= min && value[n] <= max &&
+ field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
+ goto exit;
}
for (n = 0; n < count; n++) {
* Output the field into the report.
*/
-static void hid_output_field(struct hid_field *field, __u8 *data)
+static void hid_output_field(const struct hid_device *hid,
+ struct hid_field *field, __u8 *data)
{
unsigned count = field->report_count;
unsigned offset = field->report_offset;
for (n = 0; n < count; n++) {
if (field->logical_minimum < 0) /* signed values */
- implement(data, offset + n * size, size, s32ton(field->value[n], size));
+ implement(hid, data, offset + n * size, size,
+ s32ton(field->value[n], size));
else /* unsigned values */
- implement(data, offset + n * size, size, field->value[n]);
+ implement(hid, data, offset + n * size, size,
+ field->value[n]);
}
}
memset(data, 0, ((report->size - 1) >> 3) + 1);
for (n = 0; n < report->maxfield; n++)
- hid_output_field(report->field[n], data);
+ hid_output_field(report->device, report->field[n], data);
}
EXPORT_SYMBOL_GPL(hid_output_report);
hdev->claimed |= HID_CLAIMED_HIDRAW;
if (!hdev->claimed) {
- dev_err(&hdev->dev, "claimed by neither input, hiddev nor "
- "hidraw\n");
+ hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
return -ENODEV;
}
bus = "<UNKNOWN>";
}
- dev_info(&hdev->dev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
- buf, bus, hdev->version >> 8, hdev->version & 0xff,
- type, hdev->name, hdev->phys);
+ hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
+ buf, bus, hdev->version >> 8, hdev->version & 0xff,
+ type, hdev->name, hdev->phys);
return 0;
}
EXPORT_SYMBOL_GPL(hid_disconnect);
/* a list of devices for which there is a specialized driver on HID bus */
-static const struct hid_device_id hid_blacklist[] = {
+static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
{ HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
{ HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
if (!hid_match_device(hdev, hdrv))
return 0;
- /* generic wants all non-blacklisted */
+ /* generic wants all that don't have specialized driver */
if (!strncmp(hdrv->name, "generic-", 8))
- return !hid_match_id(hdev, hid_blacklist);
+ return !hid_match_id(hdev, hid_have_special_driver);
return 1;
}
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
{ }
hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
return true;
break;
+ case USB_VENDOR_ID_HANWANG:
+ if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
+ hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
+ return true;
+ break;
}
if (hdev->type == HID_TYPE_USBMOUSE &&
int ret;
if (hid_debug)
- printk(KERN_WARNING "HID: hid_debug is now used solely for parser and driver debugging.\n"
- "HID: debugfs is now used for inspecting the device (report descriptor, reports)\n");
+ pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
+ "debugfs is now used for inspecting the device (report descriptor, reports)\n");
ret = bus_register(&hid_bus_type);
if (ret) {
- printk(KERN_ERR "HID: can't register hid bus\n");
+ pr_err("can't register hid bus\n");
goto err;
}
struct egalax_data *td;
struct hid_report *report;
- td = kmalloc(sizeof(struct egalax_data), GFP_KERNEL);
+ td = kzalloc(sizeof(struct egalax_data), GFP_KERNEL);
if (!td) {
- dev_err(&hdev->dev, "cannot allocate eGalax data\n");
+ hid_err(hdev, "cannot allocate eGalax data\n");
return -ENOMEM;
}
hid_set_drvdata(hdev, td);
#define USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI 0x0236
#define USB_DEVICE_ID_APPLE_WELLSPRING3_ISO 0x0237
#define USB_DEVICE_ID_APPLE_WELLSPRING3_JIS 0x0238
+#define USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI 0x023f
+#define USB_DEVICE_ID_APPLE_WELLSPRING4_ISO 0x0240
+#define USB_DEVICE_ID_APPLE_WELLSPRING4_JIS 0x0241
+#define USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI 0x0242
+#define USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO 0x0243
+#define USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS 0x0244
#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI 0x0239
#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO 0x023a
#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS 0x023b
#define USB_VENDOR_ID_CHICONY 0x04f2
#define USB_DEVICE_ID_CHICONY_TACTICAL_PAD 0x0418
#define USB_DEVICE_ID_CHICONY_MULTI_TOUCH 0xb19d
+#define USB_DEVICE_ID_CHICONY_WIRELESS 0x0618
#define USB_VENDOR_ID_CIDC 0x1677
#define USB_VENDOR_ID_ELO 0x04E7
#define USB_DEVICE_ID_ELO_TS2700 0x0020
+#define USB_VENDOR_ID_EMS 0x2006
+#define USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II 0x0118
+
#define USB_VENDOR_ID_ESSENTIAL_REALITY 0x0d7f
#define USB_DEVICE_ID_ESSENTIAL_REALITY_P5 0x0100
#define USB_DEVICE_ID_GYRATION_REMOTE_2 0x0003
#define USB_DEVICE_ID_GYRATION_REMOTE_3 0x0008
+ #define USB_VENDOR_ID_HANWANG 0x0b57
+ #define USB_DEVICE_ID_HANWANG_TABLET_FIRST 0x5000
+ #define USB_DEVICE_ID_HANWANG_TABLET_LAST 0x8fff
+
#define USB_VENDOR_ID_HAPP 0x078b
#define USB_DEVICE_ID_UGCI_DRIVING 0x0010
#define USB_DEVICE_ID_UGCI_FLYING 0x0020
#define map_key_clear(c) hid_map_usage_clear(hidinput, usage, &bit, \
&max, EV_KEY, (c))
- static inline int match_scancode(unsigned int code, unsigned int scancode)
+ static bool match_scancode(struct hid_usage *usage,
+ unsigned int cur_idx, unsigned int scancode)
{
- if (scancode == 0)
- return 1;
-
- return (code & (HID_USAGE_PAGE | HID_USAGE)) == scancode;
+ return (usage->hid & (HID_USAGE_PAGE | HID_USAGE)) == scancode;
}
- static inline int match_keycode(unsigned int code, unsigned int keycode)
+ static bool match_keycode(struct hid_usage *usage,
+ unsigned int cur_idx, unsigned int keycode)
{
- if (keycode == 0)
- return 1;
+ /*
+ * We should exclude unmapped usages when doing lookup by keycode.
+ */
+ return (usage->type == EV_KEY && usage->code == keycode);
+ }
- return code == keycode;
+ static bool match_index(struct hid_usage *usage,
+ unsigned int cur_idx, unsigned int idx)
+ {
+ return cur_idx == idx;
}
+ typedef bool (*hid_usage_cmp_t)(struct hid_usage *usage,
+ unsigned int cur_idx, unsigned int val);
+
static struct hid_usage *hidinput_find_key(struct hid_device *hid,
- unsigned int scancode,
- unsigned int keycode)
+ hid_usage_cmp_t match,
+ unsigned int value,
+ unsigned int *usage_idx)
{
- int i, j, k;
+ unsigned int i, j, k, cur_idx = 0;
struct hid_report *report;
struct hid_usage *usage;
for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) {
list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
for (i = 0; i < report->maxfield; i++) {
- for ( j = 0; j < report->field[i]->maxusage; j++) {
+ for (j = 0; j < report->field[i]->maxusage; j++) {
usage = report->field[i]->usage + j;
- if (usage->type == EV_KEY &&
- match_scancode(usage->hid, scancode) &&
- match_keycode(usage->code, keycode))
- return usage;
+ if (usage->type == EV_KEY || usage->type == 0) {
+ if (match(usage, cur_idx, value)) {
+ if (usage_idx)
+ *usage_idx = cur_idx;
+ return usage;
+ }
+ cur_idx++;
+ }
}
}
}
return NULL;
}
+ static struct hid_usage *hidinput_locate_usage(struct hid_device *hid,
+ const struct input_keymap_entry *ke,
+ unsigned int *index)
+ {
+ struct hid_usage *usage;
+ unsigned int scancode;
+
+ if (ke->flags & INPUT_KEYMAP_BY_INDEX)
+ usage = hidinput_find_key(hid, match_index, ke->index, index);
+ else if (input_scancode_to_scalar(ke, &scancode) == 0)
+ usage = hidinput_find_key(hid, match_scancode, scancode, index);
+ else
+ usage = NULL;
+
+ return usage;
+ }
+
static int hidinput_getkeycode(struct input_dev *dev,
- unsigned int scancode, unsigned int *keycode)
+ struct input_keymap_entry *ke)
{
struct hid_device *hid = input_get_drvdata(dev);
struct hid_usage *usage;
+ unsigned int scancode, index;
- usage = hidinput_find_key(hid, scancode, 0);
+ usage = hidinput_locate_usage(hid, ke, &index);
if (usage) {
- *keycode = usage->code;
+ ke->keycode = usage->type == EV_KEY ?
+ usage->code : KEY_RESERVED;
+ ke->index = index;
+ scancode = usage->hid & (HID_USAGE_PAGE | HID_USAGE);
+ ke->len = sizeof(scancode);
+ memcpy(ke->scancode, &scancode, sizeof(scancode));
return 0;
}
+
return -EINVAL;
}
static int hidinput_setkeycode(struct input_dev *dev,
- unsigned int scancode, unsigned int keycode)
+ const struct input_keymap_entry *ke,
+ unsigned int *old_keycode)
{
struct hid_device *hid = input_get_drvdata(dev);
struct hid_usage *usage;
- int old_keycode;
- usage = hidinput_find_key(hid, scancode, 0);
+ usage = hidinput_locate_usage(hid, ke, NULL);
if (usage) {
- old_keycode = usage->code;
- usage->code = keycode;
+ *old_keycode = usage->type == EV_KEY ?
+ usage->code : KEY_RESERVED;
+ usage->code = ke->keycode;
- clear_bit(old_keycode, dev->keybit);
+ clear_bit(*old_keycode, dev->keybit);
set_bit(usage->code, dev->keybit);
- 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))
- set_bit(old_keycode, dev->keybit);
+ dbg_hid("Assigned keycode %d to HID usage code %x\n",
+ usage->code, usage->hid);
+
+ /*
+ * Set the keybit for the old keycode if the old keycode is used
+ * by another key
+ */
+ if (hidinput_find_key(hid, match_keycode, *old_keycode, NULL))
+ set_bit(*old_keycode, dev->keybit);
return 0;
}
*
* as seen in the HID specification v1.11 6.2.2.7 Global Items.
*
- * Only exponent 1 length units are processed. Centimeters are converted to
- * inches. Degrees are converted to radians.
+ * Only exponent 1 length units are processed. Centimeters and inches are
+ * converted to millimeters. Degrees are converted to radians.
*/
static __s32 hidinput_calc_abs_res(const struct hid_field *field, __u16 code)
{
*/
if (code == ABS_X || code == ABS_Y || code == ABS_Z) {
if (field->unit == 0x11) { /* If centimeters */
- /* Convert to inches */
- prev = logical_extents;
- logical_extents *= 254;
- if (logical_extents < prev)
+ /* Convert to millimeters */
+ unit_exponent += 1;
+ } else if (field->unit == 0x13) { /* If inches */
+ /* Convert to millimeters */
+ prev = physical_extents;
+ physical_extents *= 254;
+ if (physical_extents < prev)
return 0;
- unit_exponent += 2;
- } else if (field->unit != 0x13) { /* If not inches */
+ unit_exponent -= 1;
+ } else {
return 0;
}
} else if (code == ABS_RX || code == ABS_RY || code == ABS_RZ) {
{
struct hid_device *hid = input_get_drvdata(dev);
- return hid->ll_driver->open(hid);
+ return hid_hw_open(hid);
}
static void hidinput_close(struct input_dev *dev)
{
struct hid_device *hid = input_get_drvdata(dev);
- hid->ll_driver->close(hid);
+ hid_hw_close(hid);
}
/*
if (!hidinput || !input_dev) {
kfree(hidinput);
input_free_device(input_dev);
- err_hid("Out of memory during hid input probe");
+ hid_err(hid, "Out of memory during hid input probe\n");
goto out_unwind;
}
hid->ll_driver->hidinput_input_event;
input_dev->open = hidinput_open;
input_dev->close = hidinput_close;
- input_dev->setkeycode = hidinput_setkeycode;
- input_dev->getkeycode = hidinput_getkeycode;
+ input_dev->setkeycode_new = hidinput_setkeycode;
+ input_dev->getkeycode_new = hidinput_getkeycode;
input_dev->name = hid->name;
input_dev->phys = hid->phys;
switch (field->usage[0].hid) {
case THRUSTMASTER_USAGE_FF:
if (field->report_count < 2) {
- dev_warn(&hid->dev, "ignoring FF field "
- "with report_count < 2\n");
+ hid_warn(hid, "ignoring FF field with report_count < 2\n");
continue;
}
if (field->logical_maximum ==
field->logical_minimum) {
- dev_warn(&hid->dev, "ignoring FF field "
- "with logical_maximum "
- "== logical_minimum\n");
+ hid_warn(hid, "ignoring FF field with logical_maximum == logical_minimum\n");
continue;
}
if (tmff->report && tmff->report != report) {
- dev_warn(&hid->dev, "ignoring FF field "
- "in other report\n");
+ hid_warn(hid, "ignoring FF field in other report\n");
continue;
}
if (tmff->ff_field && tmff->ff_field != field) {
- dev_warn(&hid->dev, "ignoring "
- "duplicate FF field\n");
+ hid_warn(hid, "ignoring duplicate FF field\n");
continue;
}
break;
default:
- dev_warn(&hid->dev, "ignoring unknown output "
- "usage %08x\n",
- field->usage[0].hid);
+ hid_warn(hid, "ignoring unknown output usage %08x\n",
+ field->usage[0].hid);
continue;
}
}
}
if (!tmff->report) {
- dev_err(&hid->dev, "can't find FF field in output reports\n");
+ hid_err(hid, "can't find FF field in output reports\n");
error = -ENODEV;
goto fail;
}
if (error)
goto fail;
- dev_info(&hid->dev, "force feedback for ThrustMaster devices by Zinx "
+ hid_info(hid, "force feedback for ThrustMaster devices by Zinx Verituse <
[email protected]>\n");
return 0;
fail:
ret = hid_parse(hdev);
if (ret) {
- dev_err(&hdev->dev, "parse failed\n");
+ hid_err(hdev, "parse failed\n");
goto err;
}
ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT & ~HID_CONNECT_FF);
if (ret) {
- dev_err(&hdev->dev, "hw start failed\n");
+ hid_err(hdev, "hw start failed\n");
goto err;
}
.driver_data = (unsigned long)ff_joystick },
{ HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654), /* FGT Force Feedback Wheel */
.driver_data = (unsigned long)ff_joystick },
+ { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a), /* F430 Force Feedback Wheel */
+ .driver_data = (unsigned long)ff_joystick },
{ }
};
MODULE_DEVICE_TABLE(hid, tm_devices);
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/hid.h>
#include <linux/mutex.h>
#include <linux/sched.h>
- #include <linux/smp_lock.h>
#include <linux/hidraw.h>
}
if (count > HID_MAX_BUFFER_SIZE) {
- printk(KERN_WARNING "hidraw: pid %d passed too large report\n",
- task_pid_nr(current));
+ hid_warn(dev, "pid %d passed too large report\n",
+ task_pid_nr(current));
ret = -EINVAL;
goto out;
}
if (count < 2) {
- printk(KERN_WARNING "hidraw: pid %d passed too short report\n",
- task_pid_nr(current));
+ hid_warn(dev, "pid %d passed too short report\n",
+ task_pid_nr(current));
ret = -EINVAL;
goto out;
}
dev = hidraw_table[minor];
if (!dev->open++) {
- if (dev->hid->ll_driver->power) {
- err = dev->hid->ll_driver->power(dev->hid, PM_HINT_FULLON);
- if (err < 0)
- goto out_unlock;
- }
- err = dev->hid->ll_driver->open(dev->hid);
+ err = hid_hw_power(dev->hid, PM_HINT_FULLON);
+ if (err < 0)
+ goto out_unlock;
+
+ err = hid_hw_open(dev->hid);
if (err < 0) {
- if (dev->hid->ll_driver->power)
- dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL);
+ hid_hw_power(dev->hid, PM_HINT_NORMAL);
dev->open--;
}
}
dev = hidraw_table[minor];
if (!--dev->open) {
if (list->hidraw->exist) {
- if (dev->hid->ll_driver->power)
- dev->hid->ll_driver->power(dev->hid, PM_HINT_NORMAL);
- dev->hid->ll_driver->close(dev->hid);
+ hid_hw_power(dev->hid, PM_HINT_NORMAL);
+ hid_hw_close(dev->hid);
} else {
kfree(list->hidraw);
}
device_destroy(hidraw_class, MKDEV(hidraw_major, hidraw->minor));
if (hidraw->open) {
- hid->ll_driver->close(hid);
+ hid_hw_close(hid);
wake_up_interruptible(&hidraw->wait);
} else {
kfree(hidraw);
hidraw_major = MAJOR(dev_id);
if (result < 0) {
- printk(KERN_WARNING "hidraw: can't get major number\n");
+ pr_warn("can't get major number\n");
result = 0;
goto out;
}
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/init.h>
- #include <linux/smp_lock.h>
#include <linux/input.h>
#include <linux/usb.h>
#include <linux/hid.h>
{
struct hiddev_list *list = file->private_data;
struct hiddev *hiddev = list->hiddev;
- struct hid_device *hid = hiddev->hid;
- struct usb_device *dev;
+ struct hid_device *hid;
struct hiddev_collection_info cinfo;
struct hiddev_report_info rinfo;
struct hiddev_field_info finfo;
struct hiddev_devinfo dinfo;
struct hid_report *report;
struct hid_field *field;
- struct usbhid_device *usbhid = hid->driver_data;
void __user *user_arg = (void __user *)arg;
- int i, r;
-
+ int i, r = -EINVAL;
+
/* Called without BKL by compat methods so no BKL taken */
- /* FIXME: Who or what stop this racing with a disconnect ?? */
- if (!hiddev->exist || !hid)
- return -EIO;
+ mutex_lock(&hiddev->existancelock);
+ if (!hiddev->exist) {
+ r = -ENODEV;
+ goto ret_unlock;
+ }
- dev = hid_to_usb_dev(hid);
+ hid = hiddev->hid;
switch (cmd) {
case HIDIOCGVERSION:
- return put_user(HID_VERSION, (int __user *)arg);
+ r = put_user(HID_VERSION, (int __user *)arg) ?
+ -EFAULT : 0;
+ break;
case HIDIOCAPPLICATION:
if (arg < 0 || arg >= hid->maxapplication)
- return -EINVAL;
+ break;
for (i = 0; i < hid->maxcollection; i++)
if (hid->collection[i].type ==
HID_COLLECTION_APPLICATION && arg-- == 0)
break;
- if (i == hid->maxcollection)
- return -EINVAL;
-
- return hid->collection[i].usage;
+ if (i < hid->maxcollection)
+ r = hid->collection[i].usage;
+ break;
case HIDIOCGDEVINFO:
- dinfo.bustype = BUS_USB;
- dinfo.busnum = dev->bus->busnum;
- dinfo.devnum = dev->devnum;
- dinfo.ifnum = usbhid->ifnum;
- dinfo.vendor = le16_to_cpu(dev->descriptor.idVendor);
- dinfo.product = le16_to_cpu(dev->descriptor.idProduct);
- dinfo.version = le16_to_cpu(dev->descriptor.bcdDevice);
- dinfo.num_applications = hid->maxapplication;
- if (copy_to_user(user_arg, &dinfo, sizeof(dinfo)))
- return -EFAULT;
-
- return 0;
+ {
+ struct usb_device *dev = hid_to_usb_dev(hid);
+ struct usbhid_device *usbhid = hid->driver_data;
+
+ dinfo.bustype = BUS_USB;
+ dinfo.busnum = dev->bus->busnum;
+ dinfo.devnum = dev->devnum;
+ dinfo.ifnum = usbhid->ifnum;
+ dinfo.vendor = le16_to_cpu(dev->descriptor.idVendor);
+ dinfo.product = le16_to_cpu(dev->descriptor.idProduct);
+ dinfo.version = le16_to_cpu(dev->descriptor.bcdDevice);
+ dinfo.num_applications = hid->maxapplication;
+
+ r = copy_to_user(user_arg, &dinfo, sizeof(dinfo)) ?
+ -EFAULT : 0;
+ break;
+ }
case HIDIOCGFLAG:
- if (put_user(list->flags, (int __user *)arg))
- return -EFAULT;
-
- return 0;
+ r = put_user(list->flags, (int __user *)arg) ?
+ -EFAULT : 0;
+ break;
case HIDIOCSFLAG:
{
int newflags;
- if (get_user(newflags, (int __user *)arg))
- return -EFAULT;
+
+ if (get_user(newflags, (int __user *)arg)) {
+ r = -EFAULT;
+ break;
+ }
if ((newflags & ~HIDDEV_FLAGS) != 0 ||
((newflags & HIDDEV_FLAG_REPORT) != 0 &&
(newflags & HIDDEV_FLAG_UREF) == 0))
- return -EINVAL;
+ break;
list->flags = newflags;
- return 0;
+ r = 0;
+ break;
}
case HIDIOCGSTRING:
- mutex_lock(&hiddev->existancelock);
- if (hiddev->exist)
- r = hiddev_ioctl_string(hiddev, cmd, user_arg);
- else
- r = -ENODEV;
- mutex_unlock(&hiddev->existancelock);
- return r;
+ r = hiddev_ioctl_string(hiddev, cmd, user_arg);
+ break;
case HIDIOCINITREPORT:
- mutex_lock(&hiddev->existancelock);
- if (!hiddev->exist) {
- mutex_unlock(&hiddev->existancelock);
- return -ENODEV;
- }
usbhid_init_reports(hid);
- mutex_unlock(&hiddev->existancelock);
-
- return 0;
+ r = 0;
+ break;
case HIDIOCGREPORT:
- if (copy_from_user(&rinfo, user_arg, sizeof(rinfo)))
- return -EFAULT;
+ if (copy_from_user(&rinfo, user_arg, sizeof(rinfo))) {
+ r = -EFAULT;
+ break;
+ }
if (rinfo.report_type == HID_REPORT_TYPE_OUTPUT)
- return -EINVAL;
+ break;
- if ((report = hiddev_lookup_report(hid, &rinfo)) == NULL)
- return -EINVAL;
+ report = hiddev_lookup_report(hid, &rinfo);
+ if (report == NULL)
+ break;
- mutex_lock(&hiddev->existancelock);
- if (hiddev->exist) {
- usbhid_submit_report(hid, report, USB_DIR_IN);
- usbhid_wait_io(hid);
- }
- mutex_unlock(&hiddev->existancelock);
+ usbhid_submit_report(hid, report, USB_DIR_IN);
+ usbhid_wait_io(hid);
- return 0;
+ r = 0;
+ break;
case HIDIOCSREPORT:
- if (copy_from_user(&rinfo, user_arg, sizeof(rinfo)))
- return -EFAULT;
+ if (copy_from_user(&rinfo, user_arg, sizeof(rinfo))) {
+ r = -EFAULT;
+ break;
+ }
if (rinfo.report_type == HID_REPORT_TYPE_INPUT)
- return -EINVAL;
+ break;
- if ((report = hiddev_lookup_report(hid, &rinfo)) == NULL)
- return -EINVAL;
+ report = hiddev_lookup_report(hid, &rinfo);
+ if (report == NULL)
+ break;
- mutex_lock(&hiddev->existancelock);
- if (hiddev->exist) {
- usbhid_submit_report(hid, report, USB_DIR_OUT);
- usbhid_wait_io(hid);
- }
- mutex_unlock(&hiddev->existancelock);
+ usbhid_submit_report(hid, report, USB_DIR_OUT);
+ usbhid_wait_io(hid);
- return 0;
+ r = 0;
+ break;
case HIDIOCGREPORTINFO:
- if (copy_from_user(&rinfo, user_arg, sizeof(rinfo)))
- return -EFAULT;
+ if (copy_from_user(&rinfo, user_arg, sizeof(rinfo))) {
+ r = -EFAULT;
+ break;
+ }
- if ((report = hiddev_lookup_report(hid, &rinfo)) == NULL)
- return -EINVAL;
+ report = hiddev_lookup_report(hid, &rinfo);
+ if (report == NULL)
+ break;
rinfo.num_fields = report->maxfield;
- if (copy_to_user(user_arg, &rinfo, sizeof(rinfo)))
- return -EFAULT;
-
- return 0;
+ r = copy_to_user(user_arg, &rinfo, sizeof(rinfo)) ?
+ -EFAULT : 0;
+ break;
case HIDIOCGFIELDINFO:
- if (copy_from_user(&finfo, user_arg, sizeof(finfo)))
- return -EFAULT;
+ if (copy_from_user(&finfo, user_arg, sizeof(finfo))) {
+ r = -EFAULT;
+ break;
+ }
+
rinfo.report_type = finfo.report_type;
rinfo.report_id = finfo.report_id;
- if ((report = hiddev_lookup_report(hid, &rinfo)) == NULL)
- return -EINVAL;
+
+ report = hiddev_lookup_report(hid, &rinfo);
+ if (report == NULL)
+ break;
if (finfo.field_index >= report->maxfield)
- return -EINVAL;
+ break;
field = report->field[finfo.field_index];
memset(&finfo, 0, sizeof(finfo));
finfo.unit_exponent = field->unit_exponent;
finfo.unit = field->unit;
- if (copy_to_user(user_arg, &finfo, sizeof(finfo)))
- return -EFAULT;
-
- return 0;
+ r = copy_to_user(user_arg, &finfo, sizeof(finfo)) ?
+ -EFAULT : 0;
+ break;
case HIDIOCGUCODE:
/* fall through */
case HIDIOCGUSAGES:
case HIDIOCSUSAGES:
case HIDIOCGCOLLECTIONINDEX:
- mutex_lock(&hiddev->existancelock);
- if (hiddev->exist)
- r = hiddev_ioctl_usage(hiddev, cmd, user_arg);
- else
- r = -ENODEV;
- mutex_unlock(&hiddev->existancelock);
- return r;
+ r = hiddev_ioctl_usage(hiddev, cmd, user_arg);
+ break;
case HIDIOCGCOLLECTIONINFO:
- if (copy_from_user(&cinfo, user_arg, sizeof(cinfo)))
- return -EFAULT;
+ if (copy_from_user(&cinfo, user_arg, sizeof(cinfo))) {
+ r = -EFAULT;
+ break;
+ }
if (cinfo.index >= hid->maxcollection)
- return -EINVAL;
+ break;
cinfo.type = hid->collection[cinfo.index].type;
cinfo.usage = hid->collection[cinfo.index].usage;
cinfo.level = hid->collection[cinfo.index].level;
- if (copy_to_user(user_arg, &cinfo, sizeof(cinfo)))
- return -EFAULT;
- return 0;
+ r = copy_to_user(user_arg, &cinfo, sizeof(cinfo)) ?
+ -EFAULT : 0;
+ break;
default:
-
if (_IOC_TYPE(cmd) != 'H' || _IOC_DIR(cmd) != _IOC_READ)
- return -EINVAL;
+ break;
if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGNAME(0))) {
int len;
- if (!hid->name)
- return 0;
+
+ if (!hid->name) {
+ r = 0;
+ break;
+ }
+
len = strlen(hid->name) + 1;
if (len > _IOC_SIZE(cmd))
len = _IOC_SIZE(cmd);
- return copy_to_user(user_arg, hid->name, len) ?
+ r = copy_to_user(user_arg, hid->name, len) ?
-EFAULT : len;
+ break;
}
if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGPHYS(0))) {
int len;
- if (!hid->phys)
- return 0;
+
+ if (!hid->phys) {
+ r = 0;
+ break;
+ }
+
len = strlen(hid->phys) + 1;
if (len > _IOC_SIZE(cmd))
len = _IOC_SIZE(cmd);
- return copy_to_user(user_arg, hid->phys, len) ?
+ r = copy_to_user(user_arg, hid->phys, len) ?
-EFAULT : len;
+ break;
}
}
- return -EINVAL;
+
+ret_unlock:
+ mutex_unlock(&hiddev->existancelock);
+ return r;
}
#ifdef CONFIG_COMPAT
hiddev->exist = 1;
retval = usb_register_dev(usbhid->intf, &hiddev_class);
if (retval) {
- err_hid("Not able to get a minor for this device.");
+ hid_err(hid, "Not able to get a minor for this device\n");
hid->hiddev = NULL;
kfree(hiddev);
return -1;
projects / linux.git / commitdiff