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HID: uclogic: Do not focus on touch ring only

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Accommodate both touch ring and touch strip in naming throughout
hid-uclogic by talking about abstract "touch" instead of "touch ring",
wherever possible.

Signed-off-by: Nikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Nikolai Kondrashov 2022-05-08 18:01:42 +02:00 committed by Jiri Kosina
parent 945d5dd5a5
commit caf7e93479
5 changed files with 39 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/hid/hid-uclogic-core.c
View File

@ -134,7 +134,7 @@ static int uclogic_input_configured(struct hid_device *hdev,
* Disable EV_MSC reports for touch ring interfaces to
* make the Wacom driver pickup touch ring extents
*/
if (frame->touch_ring_byte > 0)
if (frame->touch_byte > 0)
__clear_bit(EV_MSC, hi->input->evbit);
}
}
@ -351,9 +351,8 @@ 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) {
/* If we also have a touch ring and the finger left it */
if (frame->touch_ring_byte > 0 &&
frame->touch_ring_byte < size &&
data[frame->touch_ring_byte] == 0) {
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;
@ -387,16 +386,15 @@ static int uclogic_raw_event_frame(
}
/* If need to, and can, transform the touch ring reports */
if (frame->touch_ring_byte > 0 && frame->touch_ring_byte < size &&
frame->touch_ring_flip_at != 0) {
__s8 value = data[frame->touch_ring_byte];
if (frame->touch_byte > 0 && frame->touch_byte < size &&
frame->touch_flip_at != 0) {
__s8 value = data[frame->touch_byte];
if (value != 0) {
value = frame->touch_ring_flip_at - value;
value = frame->touch_flip_at - value;
if (value < 0)
value = frame->touch_ring_max + value;
value = frame->touch_max + value;
data[frame->touch_ring_byte] = value;
data[frame->touch_byte] = value;
}
}

20
drivers/hid/hid-uclogic-params.c
View File

@ -93,10 +93,10 @@ static void uclogic_params_frame_hid_dbg(
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_ring_byte = %u\n", frame->touch_ring_byte);
hid_dbg(hdev, "\t\t.touch_ring_max = %hhd\n", frame->touch_ring_max);
hid_dbg(hdev, "\t\t.touch_ring_flip_at = %hhd\n",
frame->touch_ring_flip_at);
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);
}
@ -877,7 +877,7 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
&p.frame_list[1],
uclogic_rdesc_v2_frame_touch_ring_arr,
uclogic_rdesc_v2_frame_touch_ring_size,
UCLOGIC_RDESC_V2_FRAME_TOUCH_RING_ID);
UCLOGIC_RDESC_V2_FRAME_TOUCH_ID);
if (rc != 0) {
hid_err(hdev,
"failed creating v2 frame touch ring parameters: %d\n",
@ -886,10 +886,10 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
}
p.frame_list[1].suffix = "Touch Ring";
p.frame_list[1].dev_id_byte =
UCLOGIC_RDESC_V2_FRAME_TOUCH_RING_DEV_ID_BYTE;
p.frame_list[1].touch_ring_byte = 5;
p.frame_list[1].touch_ring_max = 12;
p.frame_list[1].touch_ring_flip_at = 6;
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 = 6;
/* Create v2 frame dial parameters */
rc = uclogic_params_frame_init_with_desc(
@ -917,7 +917,7 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
UCLOGIC_RDESC_V2_FRAME_BUTTONS_ID;
p.pen.subreport_list[1].value = 0xf0;
p.pen.subreport_list[1].id =
UCLOGIC_RDESC_V2_FRAME_TOUCH_RING_ID;
UCLOGIC_RDESC_V2_FRAME_TOUCH_ID;
p.pen.subreport_list[2].value = 0xf1;
p.pen.subreport_list[2].id =
UCLOGIC_RDESC_V2_FRAME_DIAL_ID;

27
drivers/hid/hid-uclogic-params.h
View File

@ -128,31 +128,32 @@ 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. The ID byte will be set
* to zero whenever the byte pointed by "touch_ring_byte" is zero, if
* 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 state byte, in the report.
* 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_ring_byte;
unsigned int touch_byte;
/*
* Maximum value of the touch ring report.
* The minimum valid value is considered to be one,
* with zero being out-of-proximity (finger lift) value.
*/
__s8 touch_ring_max;
/*
* The value to anchor the reversed reports at.
* 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_ring_flip_at;
__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

4
drivers/hid/hid-uclogic-rdesc.c
View File

@ -718,8 +718,8 @@ 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_RING_ID,
/* Report ID (DIAL_ID), */
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), */

8
drivers/hid/hid-uclogic-rdesc.h
View File

@ -131,15 +131,15 @@ extern const size_t uclogic_rdesc_v1_frame_size;
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 reports */
#define UCLOGIC_RDESC_V2_FRAME_TOUCH_RING_ID 0xf8
/* 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;
/* Device ID byte offset in v2 frame touch ring reports */
#define UCLOGIC_RDESC_V2_FRAME_TOUCH_RING_DEV_ID_BYTE 0x4
/* 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