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Merge branch 'for-5.19/uclogic' into for-linus 

- support for wider variety of Huion tablets ported from DIGImend
  project (José Expósito, Nikolai Kondrashov)
This commit is contained in:
Jiri Kosina 2022-05-24 10:58:06 +02:00
parent fa4c7c6436 f7d8e387d9
commit 2e688e654f
8 changed files with 587 additions and 149 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/hid/hid-ids.h
View File

@ -1278,6 +1278,7 @@
#define USB_DEVICE_ID_UGEE_XPPEN_TABLET_G540 0x0075
#define USB_DEVICE_ID_UGEE_XPPEN_TABLET_G640 0x0094
#define USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01 0x0042
#define USB_DEVICE_ID_UGEE_XPPEN_TABLET_STAR06 0x0078
#define USB_DEVICE_ID_UGEE_TABLET_G5 0x0074
#define USB_DEVICE_ID_UGEE_TABLET_EX07S 0x0071
#define USB_DEVICE_ID_UGEE_TABLET_RAINBOW_CV720 0x0055

12
drivers/hid/hid-kye.c
View File

@ -33,7 +33,7 @@ static __u8 easypen_i405x_rdesc_fixed[] = {
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */
@ -91,7 +91,7 @@ static __u8 mousepen_i608x_rdesc_fixed[] = {
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */
@ -190,7 +190,7 @@ static __u8 mousepen_i608x_v2_rdesc_fixed[] = {
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */
@ -289,7 +289,7 @@ static __u8 easypen_m610x_rdesc_fixed[] = {
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */
@ -368,7 +368,7 @@ static __u8 pensketch_m912_rdesc_fixed[] = {
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */
@ -497,7 +497,7 @@ static __u8 easypen_m406xe_rdesc_fixed[] = {
0xB1, 0x02, /* Feature (Variable), */
0xC0, /* End Collection, */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x10, /* Report ID (16), */
0x09, 0x20, /* Usage (Stylus), */

113
drivers/hid/hid-uclogic-core.c
View File

@ -81,6 +81,24 @@ static __u8 *uclogic_report_fixup(struct hid_device *hdev, __u8 *rdesc,
return rdesc;
}
static int uclogic_input_mapping(struct hid_device *hdev,
struct hid_input *hi,
struct hid_field *field,
struct hid_usage *usage,
unsigned long **bit,
int *max)
{
struct uclogic_drvdata *drvdata = hid_get_drvdata(hdev);
struct uclogic_params *params = &drvdata->params;
/* Discard invalid pen usages */
if (params->pen.usage_invalid && (field->application == HID_DG_PEN))
return -1;
/* Let hid-core decide what to do */
return 0;
}
static int uclogic_input_configured(struct hid_device *hdev,
struct hid_input *hi)
{
@ -90,6 +108,8 @@ static int uclogic_input_configured(struct hid_device *hdev,
const char *suffix = NULL;
struct hid_field *field;
size_t len;
size_t i;
const struct uclogic_params_frame *frame;
/* no report associated (HID_QUIRK_MULTI_INPUT not set) */
if (!hi->report)
@ -104,27 +124,44 @@ static int uclogic_input_configured(struct hid_device *hdev,
drvdata->pen_input = hi->input;
}
field = hi->report->field[0];
/* If it's one of the frame devices */
for (i = 0; i < ARRAY_SIZE(params->frame_list); i++) {
frame = &params->frame_list[i];
if (hi->report->id == frame->id) {
/* Assign custom suffix, if any */
suffix = frame->suffix;
/*
* Disable EV_MSC reports for touch ring interfaces to
* make the Wacom driver pickup touch ring extents
*/
if (frame->touch_byte > 0)
__clear_bit(EV_MSC, hi->input->evbit);
}
}
switch (field->application) {
case HID_GD_KEYBOARD:
suffix = "Keyboard";
break;
case HID_GD_MOUSE:
suffix = "Mouse";
break;
case HID_GD_KEYPAD:
suffix = "Pad";
break;
case HID_DG_PEN:
suffix = "Pen";
break;
case HID_CP_CONSUMER_CONTROL:
suffix = "Consumer Control";
break;
case HID_GD_SYSTEM_CONTROL:
suffix = "System Control";
break;
if (!suffix) {
field = hi->report->field[0];
switch (field->application) {
case HID_GD_KEYBOARD:
suffix = "Keyboard";
break;
case HID_GD_MOUSE:
suffix = "Mouse";
break;
case HID_GD_KEYPAD:
suffix = "Pad";
break;
case HID_DG_PEN:
suffix = "Pen";
break;
case HID_CP_CONSUMER_CONTROL:
suffix = "Consumer Control";
break;
case HID_GD_SYSTEM_CONTROL:
suffix = "System Control";
break;
}
}
if (suffix) {
@ -172,8 +209,8 @@ static int uclogic_probe(struct hid_device *hdev,
goto failure;
}
params_initialized = true;
hid_dbg(hdev, "parameters:\n" UCLOGIC_PARAMS_FMT_STR,
UCLOGIC_PARAMS_FMT_ARGS(&drvdata->params));
hid_dbg(hdev, "parameters:\n");
uclogic_params_hid_dbg(hdev, &drvdata->params);
if (drvdata->params.invalid) {
hid_info(hdev, "interface is invalid, ignoring\n");
rc = -ENODEV;
@ -313,8 +350,15 @@ static int uclogic_raw_event_frame(
/* If need to, and can, set pad device ID for Wacom drivers */
if (frame->dev_id_byte > 0 && frame->dev_id_byte < size) {
data[frame->dev_id_byte] = 0xf;
/* If we also have a touch ring and the finger left it */
if (frame->touch_byte > 0 && frame->touch_byte < size &&
data[frame->touch_byte] == 0) {
data[frame->dev_id_byte] = 0;
} else {
data[frame->dev_id_byte] = 0xf;
}
}
/* If need to, and can, read rotary encoder state change */
if (frame->re_lsb > 0 && frame->re_lsb / 8 < size) {
unsigned int byte = frame->re_lsb / 8;
@ -341,6 +385,26 @@ static int uclogic_raw_event_frame(
drvdata->re_state = state;
}
/* If need to, and can, transform the touch ring reports */
if (frame->touch_byte > 0 && frame->touch_byte < size) {
__s8 value = data[frame->touch_byte];
if (value != 0) {
if (frame->touch_flip_at != 0) {
value = frame->touch_flip_at - value;
if (value <= 0)
value = frame->touch_max + value;
}
data[frame->touch_byte] = value - 1;
}
}
/* If need to, and can, transform the bitmap dial reports */
if (frame->bitmap_dial_byte > 0 && frame->bitmap_dial_byte < size) {
if (data[frame->bitmap_dial_byte] == 2)
data[frame->bitmap_dial_byte] = -1;
}
return 0;
}
@ -457,6 +521,8 @@ static const struct hid_device_id uclogic_devices[] = {
USB_DEVICE_ID_UGEE_XPPEN_TABLET_G640) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UGEE,
USB_DEVICE_ID_UGEE_XPPEN_TABLET_DECO01) },
{ HID_USB_DEVICE(USB_VENDOR_ID_UGEE,
USB_DEVICE_ID_UGEE_XPPEN_TABLET_STAR06) },
{ }
};
MODULE_DEVICE_TABLE(hid, uclogic_devices);
@ -468,6 +534,7 @@ static struct hid_driver uclogic_driver = {
.remove = uclogic_remove,
.report_fixup = uclogic_report_fixup,
.raw_event = uclogic_raw_event,
.input_mapping = uclogic_input_mapping,
.input_configured = uclogic_input_configured,
#ifdef CONFIG_PM
.resume = uclogic_resume,

288
drivers/hid/hid-uclogic-params.c
View File

@ -29,8 +29,8 @@
* Returns:
* The string representing the type, or NULL if the type is unknown.
*/
const char *uclogic_params_pen_inrange_to_str(
enum uclogic_params_pen_inrange inrange)
static const char *uclogic_params_pen_inrange_to_str(
enum uclogic_params_pen_inrange inrange)
{
switch (inrange) {
case UCLOGIC_PARAMS_PEN_INRANGE_NORMAL:
@ -44,6 +44,91 @@ const char *uclogic_params_pen_inrange_to_str(
}
}
/**
* Dump tablet interface pen parameters with hid_dbg(), indented with one tab.
*
* @hdev: The HID device the pen parameters describe.
* @pen: The pen parameters to dump.
*/
static void uclogic_params_pen_hid_dbg(const struct hid_device *hdev,
const struct uclogic_params_pen *pen)
{
size_t i;
hid_dbg(hdev, "\t.usage_invalid = %s\n",
(pen->usage_invalid ? "true" : "false"));
hid_dbg(hdev, "\t.desc_ptr = %p\n", pen->desc_ptr);
hid_dbg(hdev, "\t.desc_size = %u\n", pen->desc_size);
hid_dbg(hdev, "\t.id = %u\n", pen->id);
hid_dbg(hdev, "\t.subreport_list = {\n");
for (i = 0; i < ARRAY_SIZE(pen->subreport_list); i++) {
hid_dbg(hdev, "\t\t{0x%02hhx, %hhu}%s\n",
pen->subreport_list[i].value,
pen->subreport_list[i].id,
i < (ARRAY_SIZE(pen->subreport_list) - 1) ? "," : "");
}
hid_dbg(hdev, "\t}\n");
hid_dbg(hdev, "\t.inrange = %s\n",
uclogic_params_pen_inrange_to_str(pen->inrange));
hid_dbg(hdev, "\t.fragmented_hires = %s\n",
(pen->fragmented_hires ? "true" : "false"));
hid_dbg(hdev, "\t.tilt_y_flipped = %s\n",
(pen->tilt_y_flipped ? "true" : "false"));
}
/**
* Dump tablet interface frame parameters with hid_dbg(), indented with two
* tabs.
*
* @hdev: The HID device the pen parameters describe.
* @frame: The frame parameters to dump.
*/
static void uclogic_params_frame_hid_dbg(
const struct hid_device *hdev,
const struct uclogic_params_frame *frame)
{
hid_dbg(hdev, "\t\t.desc_ptr = %p\n", frame->desc_ptr);
hid_dbg(hdev, "\t\t.desc_size = %u\n", frame->desc_size);
hid_dbg(hdev, "\t\t.id = %u\n", frame->id);
hid_dbg(hdev, "\t\t.suffix = %s\n", frame->suffix);
hid_dbg(hdev, "\t\t.re_lsb = %u\n", frame->re_lsb);
hid_dbg(hdev, "\t\t.dev_id_byte = %u\n", frame->dev_id_byte);
hid_dbg(hdev, "\t\t.touch_byte = %u\n", frame->touch_byte);
hid_dbg(hdev, "\t\t.touch_max = %hhd\n", frame->touch_max);
hid_dbg(hdev, "\t\t.touch_flip_at = %hhd\n",
frame->touch_flip_at);
hid_dbg(hdev, "\t\t.bitmap_dial_byte = %u\n",
frame->bitmap_dial_byte);
}
/**
* Dump tablet interface parameters with hid_dbg().
*
* @hdev: The HID device the parameters describe.
* @params: The parameters to dump.
*/
void uclogic_params_hid_dbg(const struct hid_device *hdev,
const struct uclogic_params *params)
{
size_t i;
hid_dbg(hdev, ".invalid = %s\n",
params->invalid ? "true" : "false");
hid_dbg(hdev, ".desc_ptr = %p\n", params->desc_ptr);
hid_dbg(hdev, ".desc_size = %u\n", params->desc_size);
hid_dbg(hdev, ".pen = {\n");
uclogic_params_pen_hid_dbg(hdev, &params->pen);
hid_dbg(hdev, "\t}\n");
hid_dbg(hdev, ".frame_list = {\n");
for (i = 0; i < ARRAY_SIZE(params->frame_list); i++) {
hid_dbg(hdev, "\t{\n");
uclogic_params_frame_hid_dbg(hdev, &params->frame_list[i]);
hid_dbg(hdev, "\t}%s\n",
i < (ARRAY_SIZE(params->frame_list) - 1) ? "," : "");
}
hid_dbg(hdev, "}\n");
}
/**
* uclogic_params_get_str_desc - retrieve a string descriptor from a HID
* device interface, putting it into a kmalloc-allocated buffer as is, without
@ -253,28 +338,45 @@ static s32 uclogic_params_get_le24(const void *p)
* uclogic_params_pen_init_v2() - initialize tablet interface pen
* input and retrieve its parameters from the device, using v2 protocol.
*
* @pen: Pointer to the pen parameters to initialize (to be
* cleaned up with uclogic_params_pen_cleanup()). Not modified in
* case of error, or if parameters are not found. Cannot be NULL.
* @pfound: Location for a flag which is set to true if the parameters
* were found, and to false if not (e.g. device was
* incompatible). Not modified in case of error. Cannot be NULL.
* @hdev: The HID device of the tablet interface to initialize and get
* parameters from. Cannot be NULL.
* @pen: Pointer to the pen parameters to initialize (to be
* cleaned up with uclogic_params_pen_cleanup()). Not
* modified in case of error, or if parameters are not
* found. Cannot be NULL.
* @pfound: Location for a flag which is set to true if the
* parameters were found, and to false if not (e.g.
* device was incompatible). Not modified in case of
* error. Cannot be NULL.
* @pparams_ptr: Location for a kmalloc'ed pointer to the retrieved raw
* parameters, which could be used to identify the tablet
* to some extent. Should be freed with kfree after use.
* NULL, if not needed. Not modified in case of error.
* Only set if *pfound is set to true.
* @pparams_len: Location for the length of the retrieved raw
* parameters. NULL, if not needed. Not modified in case
* of error. Only set if *pfound is set to true.
* @hdev: The HID device of the tablet interface to initialize
* and get parameters from. Cannot be NULL.
*
* Returns:
* Zero, if successful. A negative errno code on error.
*/
static int uclogic_params_pen_init_v2(struct uclogic_params_pen *pen,
bool *pfound,
__u8 **pparams_ptr,
size_t *pparams_len,
struct hid_device *hdev)
{
int rc;
bool found = false;
/* Buffer for (part of) the string descriptor */
/* Buffer for (part of) the parameter string descriptor */
__u8 *buf = NULL;
/* Descriptor length required */
const int len = 18;
/* Parameter string descriptor required length */
const int params_len_min = 18;
/* Parameter string descriptor accepted length */
const int params_len_max = 32;
/* Parameter string descriptor received length */
int params_len;
size_t i;
s32 resolution;
/* Pen report descriptor template parameters */
s32 desc_params[UCLOGIC_RDESC_PEN_PH_ID_NUM];
@ -292,7 +394,7 @@ static int uclogic_params_pen_init_v2(struct uclogic_params_pen *pen,
* the Windows driver traffic.
* NOTE: This enables fully-functional tablet mode.
*/
rc = uclogic_params_get_str_desc(&buf, hdev, 200, len);
rc = uclogic_params_get_str_desc(&buf, hdev, 200, params_len_max);
if (rc == -EPIPE) {
hid_dbg(hdev,
"string descriptor with pen parameters not found, assuming not compatible\n");
@ -300,27 +402,28 @@ static int uclogic_params_pen_init_v2(struct uclogic_params_pen *pen,
} else if (rc < 0) {
hid_err(hdev, "failed retrieving pen parameters: %d\n", rc);
goto cleanup;
} else if (rc != len) {
} else if (rc < params_len_min) {
hid_dbg(hdev,
"string descriptor with pen parameters has invalid length (got %d, expected %d), assuming not compatible\n",
rc, len);
"string descriptor with pen parameters is too short (got %d, expected at least %d), assuming not compatible\n",
rc, params_len_min);
goto finish;
}
params_len = rc;
/*
* Check it's not just a catch-all UTF-16LE-encoded ASCII
* string (such as the model name) some tablets put into all
* unknown string descriptors.
*/
for (i = 2;
i < params_len &&
(buf[i] >= 0x20 && buf[i] < 0x7f && buf[i + 1] == 0);
i += 2);
if (i >= params_len) {
hid_dbg(hdev,
"string descriptor with pen parameters seems to contain only text, assuming not compatible\n");
goto finish;
} else {
size_t i;
/*
* Check it's not just a catch-all UTF-16LE-encoded ASCII
* string (such as the model name) some tablets put into all
* unknown string descriptors.
*/
for (i = 2;
i < len &&
(buf[i] >= 0x20 && buf[i] < 0x7f && buf[i + 1] == 0);
i += 2);
if (i >= len) {
hid_dbg(hdev,
"string descriptor with pen parameters seems to contain only text, assuming not compatible\n");
goto finish;
}
}
/*
@ -344,8 +447,6 @@ static int uclogic_params_pen_init_v2(struct uclogic_params_pen *pen,
desc_params[UCLOGIC_RDESC_PEN_PH_ID_Y_LM] * 1000 /
resolution;
}
kfree(buf);
buf = NULL;
/*
* Generate pen report descriptor
@ -371,6 +472,13 @@ static int uclogic_params_pen_init_v2(struct uclogic_params_pen *pen,
pen->fragmented_hires = true;
pen->tilt_y_flipped = true;
found = true;
if (pparams_ptr != NULL) {
*pparams_ptr = buf;
buf = NULL;
}
if (pparams_len != NULL)
*pparams_len = params_len;
finish:
*pfound = found;
rc = 0;
@ -700,6 +808,14 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
static const char transition_ver[] = "HUION_T153_160607";
char *ver_ptr = NULL;
const size_t ver_len = sizeof(transition_ver) + 1;
__u8 *params_ptr = NULL;
size_t params_len = 0;
/* Parameters string descriptor of a model with touch ring (HS610) */
const __u8 touch_ring_model_params_buf[] = {
0x13, 0x03, 0x70, 0xC6, 0x00, 0x06, 0x7C, 0x00,
0xFF, 0x1F, 0xD8, 0x13, 0x03, 0x0D, 0x10, 0x01,
0x04, 0x3C, 0x3E
};
/* Check arguments */
if (params == NULL || hdev == NULL) {
@ -711,8 +827,13 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
iface = to_usb_interface(hdev->dev.parent);
bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber;
/* If it's not a pen interface */
if (bInterfaceNumber != 0) {
/* If it's a custom keyboard interface */
if (bInterfaceNumber == 1) {
/* Keep everything intact, but mark pen usage invalid */
p.pen.usage_invalid = true;
goto output;
/* Else, if it's not a pen interface */
} else if (bInterfaceNumber != 0) {
uclogic_params_init_invalid(&p);
goto output;
}
@ -738,29 +859,103 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
"transition firmware detected, not probing pen v2 parameters\n");
} else {
/* Try to probe v2 pen parameters */
rc = uclogic_params_pen_init_v2(&p.pen, &found, hdev);
rc = uclogic_params_pen_init_v2(&p.pen, &found,
&params_ptr, &params_len,
hdev);
if (rc != 0) {
hid_err(hdev,
"failed probing pen v2 parameters: %d\n", rc);
goto cleanup;
} else if (found) {
hid_dbg(hdev, "pen v2 parameters found\n");
/* Create v2 frame parameters */
/* Create v2 frame button parameters */
rc = uclogic_params_frame_init_with_desc(
&p.frame_list[0],
uclogic_rdesc_v2_frame_arr,
uclogic_rdesc_v2_frame_size,
UCLOGIC_RDESC_V2_FRAME_ID);
uclogic_rdesc_v2_frame_buttons_arr,
uclogic_rdesc_v2_frame_buttons_size,
UCLOGIC_RDESC_V2_FRAME_BUTTONS_ID);
if (rc != 0) {
hid_err(hdev,
"failed creating v2 frame parameters: %d\n",
"failed creating v2 frame button parameters: %d\n",
rc);
goto cleanup;
}
/* Link frame button subreports from pen reports */
/* Link from pen sub-report */
p.pen.subreport_list[0].value = 0xe0;
p.pen.subreport_list[0].id =
UCLOGIC_RDESC_V2_FRAME_ID;
UCLOGIC_RDESC_V2_FRAME_BUTTONS_ID;
/* If this is the model with touch ring */
if (params_ptr != NULL &&
params_len == sizeof(touch_ring_model_params_buf) &&
memcmp(params_ptr, touch_ring_model_params_buf,
params_len) == 0) {
/* Create touch ring parameters */
rc = uclogic_params_frame_init_with_desc(
&p.frame_list[1],
uclogic_rdesc_v2_frame_touch_ring_arr,
uclogic_rdesc_v2_frame_touch_ring_size,
UCLOGIC_RDESC_V2_FRAME_TOUCH_ID);
if (rc != 0) {
hid_err(hdev,
"failed creating v2 frame touch ring parameters: %d\n",
rc);
goto cleanup;
}
p.frame_list[1].suffix = "Touch Ring";
p.frame_list[1].dev_id_byte =
UCLOGIC_RDESC_V2_FRAME_TOUCH_DEV_ID_BYTE;
p.frame_list[1].touch_byte = 5;
p.frame_list[1].touch_max = 12;
p.frame_list[1].touch_flip_at = 7;
} else {
/* Create touch strip parameters */
rc = uclogic_params_frame_init_with_desc(
&p.frame_list[1],
uclogic_rdesc_v2_frame_touch_strip_arr,
uclogic_rdesc_v2_frame_touch_strip_size,
UCLOGIC_RDESC_V2_FRAME_TOUCH_ID);
if (rc != 0) {
hid_err(hdev,
"failed creating v2 frame touch strip parameters: %d\n",
rc);
goto cleanup;
}
p.frame_list[1].suffix = "Touch Strip";
p.frame_list[1].dev_id_byte =
UCLOGIC_RDESC_V2_FRAME_TOUCH_DEV_ID_BYTE;
p.frame_list[1].touch_byte = 5;
p.frame_list[1].touch_max = 8;
}
/* Link from pen sub-report */
p.pen.subreport_list[1].value = 0xf0;
p.pen.subreport_list[1].id =
UCLOGIC_RDESC_V2_FRAME_TOUCH_ID;
/* Create v2 frame dial parameters */
rc = uclogic_params_frame_init_with_desc(
&p.frame_list[2],
uclogic_rdesc_v2_frame_dial_arr,
uclogic_rdesc_v2_frame_dial_size,
UCLOGIC_RDESC_V2_FRAME_DIAL_ID);
if (rc != 0) {
hid_err(hdev,
"failed creating v2 frame dial parameters: %d\n",
rc);
goto cleanup;
}
p.frame_list[2].suffix = "Dial";
p.frame_list[2].dev_id_byte =
UCLOGIC_RDESC_V2_FRAME_DIAL_DEV_ID_BYTE;
p.frame_list[2].bitmap_dial_byte = 5;
/* Link from pen sub-report */
p.pen.subreport_list[2].value = 0xf1;
p.pen.subreport_list[2].id =
UCLOGIC_RDESC_V2_FRAME_DIAL_ID;
goto output;
}
hid_dbg(hdev, "pen v2 parameters not found\n");
@ -801,6 +996,7 @@ output:
memset(&p, 0, sizeof(p));
rc = 0;
cleanup:
kfree(params_ptr);
kfree(ver_ptr);
uclogic_params_cleanup(&p);
return rc;
@ -999,6 +1195,8 @@ int uclogic_params_init(struct uclogic_params *params,
USB_DEVICE_ID_UGEE_XPPEN_TABLET_G540):
case VID_PID(USB_VENDOR_ID_UGEE,
USB_DEVICE_ID_UGEE_XPPEN_TABLET_G640):
case VID_PID(USB_VENDOR_ID_UGEE,
USB_DEVICE_ID_UGEE_XPPEN_TABLET_STAR06):
case VID_PID(USB_VENDOR_ID_UGEE,
USB_DEVICE_ID_UGEE_TABLET_RAINBOW_CV720):
/* If this is the pen interface */

105
drivers/hid/hid-uclogic-params.h
View File

@ -29,11 +29,6 @@ enum uclogic_params_pen_inrange {
UCLOGIC_PARAMS_PEN_INRANGE_NONE,
};
/* Convert a pen in-range reporting type to a string */
extern const char *uclogic_params_pen_inrange_to_str(
enum uclogic_params_pen_inrange inrange);
/*
* Pen report's subreport data.
*/
@ -62,8 +57,13 @@ struct uclogic_params_pen_subreport {
*/
struct uclogic_params_pen {
/*
* Pointer to report descriptor describing the inputs.
* Allocated with kmalloc.
* True if pen usage is invalid for this interface and should be
* ignored, false otherwise.
*/
bool usage_invalid;
/*
* Pointer to report descriptor part describing the pen inputs.
* Allocated with kmalloc. NULL if the part is not specified.
*/
__u8 *desc_ptr;
/*
@ -73,8 +73,8 @@ struct uclogic_params_pen {
unsigned int desc_size;
/* Report ID, if reports should be tweaked, zero if not */
unsigned int id;
/* The list of subreports */
struct uclogic_params_pen_subreport subreport_list[1];
/* The list of subreports, only valid if "id" is not zero */
struct uclogic_params_pen_subreport subreport_list[3];
/* Type of in-range reporting, only valid if "id" is not zero */
enum uclogic_params_pen_inrange inrange;
/*
@ -101,8 +101,8 @@ struct uclogic_params_pen {
*/
struct uclogic_params_frame {
/*
* Pointer to report descriptor describing the inputs.
* Allocated with kmalloc.
* Pointer to report descriptor part describing the frame inputs.
* Allocated with kmalloc. NULL if the part is not specified.
*/
__u8 *desc_ptr;
/*
@ -114,6 +114,10 @@ struct uclogic_params_frame {
* Report ID, if reports should be tweaked, zero if not.
*/
unsigned int id;
/*
* The suffix to add to the input device name, if not NULL.
*/
const char *suffix;
/*
* Number of the least-significant bit of the 2-bit state of a rotary
* encoder, in the report. Cannot point to a 2-bit field crossing a
@ -123,10 +127,40 @@ struct uclogic_params_frame {
/*
* Offset of the Wacom-style device ID byte in the report, to be set
* to pad device ID (0xf), for compatibility with Wacom drivers. Zero
* if no changes to the report should be made. Only valid if "id" is
* not zero.
* if no changes to the report should be made. The ID byte will be set
* to zero whenever the byte pointed by "touch_byte" is zero, if
* the latter is valid. Only valid if "id" is not zero.
*/
unsigned int dev_id_byte;
/*
* Offset of the touch ring/strip state byte, in the report.
* Zero if not present. If dev_id_byte is also valid and non-zero,
* then the device ID byte will be cleared when the byte pointed to by
* this offset is zero. Only valid if "id" is not zero.
*/
unsigned int touch_byte;
/*
* The value to anchor the reversed touch ring/strip reports at.
* I.e. one, if the reports should be flipped without offset.
* Zero if no reversal should be done.
* Only valid if "touch_byte" is valid and not zero.
*/
__s8 touch_flip_at;
/*
* Maximum value of the touch ring/strip report around which the value
* should be wrapped when flipping according to "touch_flip_at".
* The minimum valid value is considered to be one, with zero being
* out-of-proximity (finger lift) value.
* Only valid if "touch_flip_at" is valid and not zero.
*/
__s8 touch_max;
/*
* Offset of the bitmap dial byte, in the report. Zero if not present.
* Only valid if "id" is not zero. A bitmap dial sends reports with a
* dedicated bit per direction: 1 means clockwise rotation, 2 means
* counterclockwise, as opposed to the normal 1 and -1.
*/
unsigned int bitmap_dial_byte;
};
/*
@ -156,7 +190,7 @@ struct uclogic_params {
__u8 *desc_ptr;
/*
* Size of the common part of the replacement report descriptor.
* Only valid, if "desc_ptr" is not NULL.
* Only valid, if "desc_ptr" is valid and not NULL.
*/
unsigned int desc_size;
/*
@ -168,50 +202,13 @@ struct uclogic_params {
* The list of frame control parameters and optional report descriptor
* parts. Only valid, if "invalid" is false.
*/
struct uclogic_params_frame frame_list[1];
struct uclogic_params_frame frame_list[3];
};
/* Initialize a tablet interface and discover its parameters */
extern int uclogic_params_init(struct uclogic_params *params,
struct hid_device *hdev);
/* Tablet interface parameters *printf format string */
#define UCLOGIC_PARAMS_FMT_STR \
".invalid = %s\n" \
".desc_ptr = %p\n" \
".desc_size = %u\n" \
".pen.desc_ptr = %p\n" \
".pen.desc_size = %u\n" \
".pen.id = %u\n" \
".pen.subreport_list[0] = {0x%02hhx, %hhu}\n" \
".pen.inrange = %s\n" \
".pen.fragmented_hires = %s\n" \
".pen.tilt_y_flipped = %s\n" \
".frame_list[0].desc_ptr = %p\n" \
".frame_list[0].desc_size = %u\n" \
".frame_list[0].id = %u\n" \
".frame_list[0].re_lsb = %u\n" \
".frame_list[0].dev_id_byte = %u\n"
/* Tablet interface parameters *printf format arguments */
#define UCLOGIC_PARAMS_FMT_ARGS(_params) \
((_params)->invalid ? "true" : "false"), \
(_params)->desc_ptr, \
(_params)->desc_size, \
(_params)->pen.desc_ptr, \
(_params)->pen.desc_size, \
(_params)->pen.id, \
(_params)->pen.subreport_list[0].value, \
(_params)->pen.subreport_list[0].id, \
uclogic_params_pen_inrange_to_str((_params)->pen.inrange), \
((_params)->pen.fragmented_hires ? "true" : "false"), \
((_params)->pen.tilt_y_flipped ? "true" : "false"), \
(_params)->frame_list[0].desc_ptr, \
(_params)->frame_list[0].desc_size, \
(_params)->frame_list[0].id, \
(_params)->frame_list[0].re_lsb, \
(_params)->frame_list[0].dev_id_byte
/* Get a replacement report descriptor for a tablet's interface. */
extern int uclogic_params_get_desc(const struct uclogic_params *params,
__u8 **pdesc,
@ -220,4 +217,8 @@ extern int uclogic_params_get_desc(const struct uclogic_params *params,
/* Free resources used by tablet interface's parameters */
extern void uclogic_params_cleanup(struct uclogic_params *params);
/* Dump tablet interface parameters with hid_dbg() */
extern void uclogic_params_hid_dbg(const struct hid_device *hdev,
const struct uclogic_params *params);
#endif /* _HID_UCLOGIC_PARAMS_H */

181
drivers/hid/hid-uclogic-rdesc.c
View File

@ -21,7 +21,7 @@
/* Fixed WP4030U report descriptor */
__u8 uclogic_rdesc_wp4030u_fixed_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -66,7 +66,7 @@ const size_t uclogic_rdesc_wp4030u_fixed_size =
/* Fixed WP5540U report descriptor */
__u8 uclogic_rdesc_wp5540u_fixed_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -143,7 +143,7 @@ const size_t uclogic_rdesc_wp5540u_fixed_size =
/* Fixed WP8060U report descriptor */
__u8 uclogic_rdesc_wp8060u_fixed_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -220,7 +220,7 @@ const size_t uclogic_rdesc_wp8060u_fixed_size =
/* Fixed WP1062 report descriptor */
__u8 uclogic_rdesc_wp1062_fixed_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -268,7 +268,7 @@ const size_t uclogic_rdesc_wp1062_fixed_size =
/* Fixed PF1209 report descriptor */
__u8 uclogic_rdesc_pf1209_fixed_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -345,7 +345,7 @@ const size_t uclogic_rdesc_pf1209_fixed_size =
/* Fixed PID 0522 tablet report descriptor, interface 0 (stylus) */
__u8 uclogic_rdesc_twhl850_fixed0_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -457,7 +457,7 @@ const size_t uclogic_rdesc_twhl850_fixed2_size =
/* Fixed TWHA60 report descriptor, interface 0 (stylus) */
__u8 uclogic_rdesc_twha60_fixed0_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x09, /* Report ID (9), */
0x09, 0x20, /* Usage (Stylus), */
@ -534,7 +534,7 @@ const size_t uclogic_rdesc_twha60_fixed1_size =
/* Fixed report descriptor template for (tweaked) v1 pen reports */
const __u8 uclogic_rdesc_v1_pen_template_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x07, /* Report ID (7), */
0x09, 0x20, /* Usage (Stylus), */
@ -588,7 +588,7 @@ const size_t uclogic_rdesc_v1_pen_template_size =
/* Fixed report descriptor template for (tweaked) v2 pen reports */
const __u8 uclogic_rdesc_v2_pen_template_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x08, /* Report ID (8), */
0x09, 0x20, /* Usage (Stylus), */
@ -652,12 +652,12 @@ const size_t uclogic_rdesc_v2_pen_template_size =
sizeof(uclogic_rdesc_v2_pen_template_arr);
/*
* Expand to the contents of a generic frame report descriptor.
* Expand to the contents of a generic frame buttons report descriptor.
*
* @_id: The report ID to use.
* @_size: Size of the report to pad to, including report ID, bytes.
*/
#define UCLOGIC_RDESC_FRAME_BYTES(_id, _size) \
#define UCLOGIC_RDESC_FRAME_BUTTONS_BYTES(_id, _size) \
0x05, 0x01, /* Usage Page (Desktop), */ \
0x09, 0x07, /* Usage (Keypad), */ \
0xA1, 0x01, /* Collection (Application), */ \
@ -700,17 +700,164 @@ const size_t uclogic_rdesc_v2_pen_template_size =
/* Fixed report descriptor for (tweaked) v1 frame reports */
const __u8 uclogic_rdesc_v1_frame_arr[] = {
UCLOGIC_RDESC_FRAME_BYTES(UCLOGIC_RDESC_V1_FRAME_ID, 8)
UCLOGIC_RDESC_FRAME_BUTTONS_BYTES(UCLOGIC_RDESC_V1_FRAME_ID, 8)
};
const size_t uclogic_rdesc_v1_frame_size =
sizeof(uclogic_rdesc_v1_frame_arr);
/* Fixed report descriptor for (tweaked) v2 frame reports */
const __u8 uclogic_rdesc_v2_frame_arr[] = {
UCLOGIC_RDESC_FRAME_BYTES(UCLOGIC_RDESC_V2_FRAME_ID, 12)
/* Fixed report descriptor for (tweaked) v2 frame button reports */
const __u8 uclogic_rdesc_v2_frame_buttons_arr[] = {
UCLOGIC_RDESC_FRAME_BUTTONS_BYTES(UCLOGIC_RDESC_V2_FRAME_BUTTONS_ID,
12)
};
const size_t uclogic_rdesc_v2_frame_size =
sizeof(uclogic_rdesc_v2_frame_arr);
const size_t uclogic_rdesc_v2_frame_buttons_size =
sizeof(uclogic_rdesc_v2_frame_buttons_arr);
/* Fixed report descriptor for (tweaked) v2 frame touch ring reports */
const __u8 uclogic_rdesc_v2_frame_touch_ring_arr[] = {
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x07, /* Usage (Keypad), */
0xA1, 0x01, /* Collection (Application), */
0x85, UCLOGIC_RDESC_V2_FRAME_TOUCH_ID,
/* Report ID (TOUCH_ID), */
0x14, /* Logical Minimum (0), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x39, /* Usage (Tablet Function Keys), */
0xA0, /* Collection (Physical), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x05, 0x09, /* Usage Page (Button), */
0x09, 0x01, /* Usage (01h), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x07, /* Report Count (7), */
0x81, 0x01, /* Input (Constant), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x01, /* Input (Constant), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x0A, 0xFF, 0xFF, /* Usage (FFFFh), */
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x38, /* Usage (Wheel), */
0x95, 0x01, /* Report Count (1), */
0x15, 0x00, /* Logical Minimum (0), */
0x25, 0x0B, /* Logical Maximum (11), */
0x81, 0x02, /* Input (Variable), */
0x09, 0x30, /* Usage (X), */
0x09, 0x31, /* Usage (Y), */
0x14, /* Logical Minimum (0), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x2E, /* Report Count (46), */
0x81, 0x01, /* Input (Constant), */
0xC0, /* End Collection, */
0xC0 /* End Collection */
};
const size_t uclogic_rdesc_v2_frame_touch_ring_size =
sizeof(uclogic_rdesc_v2_frame_touch_ring_arr);
/* Fixed report descriptor for (tweaked) v2 frame touch strip reports */
const __u8 uclogic_rdesc_v2_frame_touch_strip_arr[] = {
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x07, /* Usage (Keypad), */
0xA1, 0x01, /* Collection (Application), */
0x85, UCLOGIC_RDESC_V2_FRAME_TOUCH_ID,
/* Report ID (TOUCH_ID), */
0x14, /* Logical Minimum (0), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x39, /* Usage (Tablet Function Keys), */
0xA0, /* Collection (Physical), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x05, 0x09, /* Usage Page (Button), */
0x09, 0x01, /* Usage (01h), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x07, /* Report Count (7), */
0x81, 0x01, /* Input (Constant), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x01, /* Input (Constant), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x0A, 0xFF, 0xFF, /* Usage (FFFFh), */
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x38, /* Usage (Wheel), */
0x95, 0x01, /* Report Count (1), */
0x15, 0x00, /* Logical Minimum (0), */
0x25, 0x07, /* Logical Maximum (7), */
0x81, 0x02, /* Input (Variable), */
0x09, 0x30, /* Usage (X), */
0x09, 0x31, /* Usage (Y), */
0x14, /* Logical Minimum (0), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x2E, /* Report Count (46), */
0x81, 0x01, /* Input (Constant), */
0xC0, /* End Collection, */
0xC0 /* End Collection */
};
const size_t uclogic_rdesc_v2_frame_touch_strip_size =
sizeof(uclogic_rdesc_v2_frame_touch_strip_arr);
/* Fixed report descriptor for (tweaked) v2 frame dial reports */
const __u8 uclogic_rdesc_v2_frame_dial_arr[] = {
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x07, /* Usage (Keypad), */
0xA1, 0x01, /* Collection (Application), */
0x85, UCLOGIC_RDESC_V2_FRAME_DIAL_ID,
/* Report ID (DIAL_ID), */
0x14, /* Logical Minimum (0), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x39, /* Usage (Tablet Function Keys), */
0xA0, /* Collection (Physical), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x01, /* Input (Constant), */
0x05, 0x09, /* Usage Page (Button), */
0x09, 0x01, /* Usage (01h), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x06, /* Report Count (6), */
0x81, 0x01, /* Input (Constant), */
0x75, 0x08, /* Report Size (8), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x01, /* Input (Constant), */
0x05, 0x0D, /* Usage Page (Digitizer), */
0x0A, 0xFF, 0xFF, /* Usage (FFFFh), */
0x26, 0xFF, 0x00, /* Logical Maximum (255), */
0x95, 0x01, /* Report Count (1), */
0x81, 0x02, /* Input (Variable), */
0x05, 0x01, /* Usage Page (Desktop), */
0x09, 0x38, /* Usage (Wheel), */
0x95, 0x01, /* Report Count (1), */
0x15, 0xFF, /* Logical Minimum (-1), */
0x25, 0x01, /* Logical Maximum (1), */
0x81, 0x06, /* Input (Variable, Relative), */
0x09, 0x30, /* Usage (X), */
0x09, 0x31, /* Usage (Y), */
0x14, /* Logical Minimum (0), */
0x25, 0x01, /* Logical Maximum (1), */
0x75, 0x01, /* Report Size (1), */
0x95, 0x02, /* Report Count (2), */
0x81, 0x02, /* Input (Variable), */
0x95, 0x2E, /* Report Count (46), */
0x81, 0x01, /* Input (Constant), */
0xC0, /* End Collection, */
0xC0 /* End Collection */
};
const size_t uclogic_rdesc_v2_frame_dial_size =
sizeof(uclogic_rdesc_v2_frame_dial_arr);
/* Fixed report descriptor for Ugee EX07 frame */
const __u8 uclogic_rdesc_ugee_ex07_frame_arr[] = {

34
drivers/hid/hid-uclogic-rdesc.h
View File

@ -124,12 +124,36 @@ extern const size_t uclogic_rdesc_v2_pen_template_size;
extern const __u8 uclogic_rdesc_v1_frame_arr[];
extern const size_t uclogic_rdesc_v1_frame_size;
/* Report ID for tweaked v2 frame reports */
#define UCLOGIC_RDESC_V2_FRAME_ID 0xf7
/* Report ID for tweaked v2 frame button reports */
#define UCLOGIC_RDESC_V2_FRAME_BUTTONS_ID 0xf7
/* Fixed report descriptor for (tweaked) v2 frame reports */
extern const __u8 uclogic_rdesc_v2_frame_arr[];
extern const size_t uclogic_rdesc_v2_frame_size;
/* Fixed report descriptor for (tweaked) v2 frame button reports */
extern const __u8 uclogic_rdesc_v2_frame_buttons_arr[];
extern const size_t uclogic_rdesc_v2_frame_buttons_size;
/* Report ID for tweaked v2 frame touch ring/strip reports */
#define UCLOGIC_RDESC_V2_FRAME_TOUCH_ID 0xf8
/* Fixed report descriptor for (tweaked) v2 frame touch ring reports */
extern const __u8 uclogic_rdesc_v2_frame_touch_ring_arr[];
extern const size_t uclogic_rdesc_v2_frame_touch_ring_size;
/* Fixed report descriptor for (tweaked) v2 frame touch strip reports */
extern const __u8 uclogic_rdesc_v2_frame_touch_strip_arr[];
extern const size_t uclogic_rdesc_v2_frame_touch_strip_size;
/* Device ID byte offset in v2 frame touch ring/strip reports */
#define UCLOGIC_RDESC_V2_FRAME_TOUCH_DEV_ID_BYTE 0x4
/* Report ID for tweaked v2 frame dial reports */
#define UCLOGIC_RDESC_V2_FRAME_DIAL_ID 0xf9
/* Fixed report descriptor for (tweaked) v2 frame dial reports */
extern const __u8 uclogic_rdesc_v2_frame_dial_arr[];
extern const size_t uclogic_rdesc_v2_frame_dial_size;
/* Device ID byte offset in v2 frame dial reports */
#define UCLOGIC_RDESC_V2_FRAME_DIAL_DEV_ID_BYTE 0x4
/* Fixed report descriptor for Ugee EX07 frame */
extern const __u8 uclogic_rdesc_ugee_ex07_frame_arr[];

2
drivers/hid/hid-viewsonic.c
View File

@ -24,7 +24,7 @@
/* Fixed report descriptor of PD1011 signature pad */
static __u8 pd1011_rdesc_fixed[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0x09, 0x01, /* Usage (Digitizer), */
0xA1, 0x01, /* Collection (Application), */
0x85, 0x02, /* Report ID (2), */
0x09, 0x20, /* Usage (Stylus), */