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Commit 118dfdea authored by Nikolai Kondrashov's avatar Nikolai Kondrashov Committed by Jiri Kosina
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HID: uclogic: Differentiate touch ring and touch strip 

Improve support for touch strips.
Signed-off-by: default avatarNikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: default avatarJosé Expósito <jose.exposito89@gmail.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent fbc08b4e
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Showing with 112 additions and 24 deletions
drivers/hid/hid-uclogic-params.c
View file @ 118dfdea
......@@ -808,6 +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) {
......@@ -852,7 +860,8 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
} else {
/* Try to probe v2 pen parameters */
rc = uclogic_params_pen_init_v2(&p.pen, &found,
NULL, NULL, hdev);
&params_ptr, &params_len,
hdev);
if (rc != 0) {
hid_err(hdev,
"failed probing pen v2 parameters: %d\n", rc);
......@@ -872,24 +881,58 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
goto cleanup;
}
/* Create v2 frame touch ring parameters */
rc = uclogic_params_frame_init_with_desc(
/* Link from pen sub-report */
p.pen.subreport_list[0].value = 0xe0;
p.pen.subreport_list[0].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;
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;
}
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;
/* 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(
......@@ -908,19 +951,11 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
UCLOGIC_RDESC_V2_FRAME_DIAL_DEV_ID_BYTE;
p.frame_list[2].bitmap_dial_byte = 5;
/*
* Link button and touch ring subreports from pen
* reports
*/
p.pen.subreport_list[0].value = 0xe0;
p.pen.subreport_list[0].id =
UCLOGIC_RDESC_V2_FRAME_BUTTONS_ID;
p.pen.subreport_list[1].value = 0xf0;
p.pen.subreport_list[1].id =
UCLOGIC_RDESC_V2_FRAME_TOUCH_ID;
/* 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");
......@@ -961,6 +996,7 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
memset(&p, 0, sizeof(p));
rc = 0;
cleanup:
kfree(params_ptr);
kfree(ver_ptr);
uclogic_params_cleanup(&p);
return rc;
......
drivers/hid/hid-uclogic-rdesc.c
View file @ 118dfdea
......@@ -761,6 +761,54 @@ const __u8 uclogic_rdesc_v2_frame_touch_ring_arr[] = {
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), */
......
drivers/hid/hid-uclogic-rdesc.h
View file @ 118dfdea
......@@ -138,6 +138,10 @@ extern const size_t uclogic_rdesc_v2_frame_buttons_size;
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
......
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