From 6facd076f5a9827800894c77a53d100c5f0a7d2f Mon Sep 17 00:00:00 2001 From: Nikolai Kondrashov Date: Thu, 14 Apr 2022 13:09:36 +0200 Subject: [PATCH] HID: uclogic: Add support for Huion Q620M MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The Huion Q620M tablet needs a v2 frame dial. Signed-off-by: Nikolai Kondrashov Signed-off-by: José Expósito Signed-off-by: Jiri Kosina --- drivers/hid/hid-uclogic-params.c | 20 ++++++++++++++++ drivers/hid/hid-uclogic-rdesc.c | 50 ++++++++++++++++++++++++++++++++++++++++ drivers/hid/hid-uclogic-rdesc.h | 10 ++++++++ 3 files changed, 80 insertions(+) diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c index 3ac45e7572a0..09c332c6a412 100644 --- a/drivers/hid/hid-uclogic-params.c +++ b/drivers/hid/hid-uclogic-params.c @@ -777,6 +777,23 @@ static int uclogic_params_huion_init(struct uclogic_params *params, p.frame_list[1].touch_ring_max = 12; p.frame_list[1].touch_ring_flip_at = 6; + /* 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 button and touch ring subreports from pen * reports @@ -787,6 +804,9 @@ static int uclogic_params_huion_init(struct uclogic_params *params, p.pen.subreport_list[1].value = 0xf0; p.pen.subreport_list[1].id = UCLOGIC_RDESC_V2_FRAME_TOUCH_RING_ID; + 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"); diff --git a/drivers/hid/hid-uclogic-rdesc.c b/drivers/hid/hid-uclogic-rdesc.c index d64b607dce5d..dd792160fe7e 100644 --- a/drivers/hid/hid-uclogic-rdesc.c +++ b/drivers/hid/hid-uclogic-rdesc.c @@ -761,6 +761,56 @@ 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 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[] = { 0x05, 0x01, /* Usage Page (Desktop), */ diff --git a/drivers/hid/hid-uclogic-rdesc.h b/drivers/hid/hid-uclogic-rdesc.h index f15a9d8a946b..2ab6b7d5f5af 100644 --- a/drivers/hid/hid-uclogic-rdesc.h +++ b/drivers/hid/hid-uclogic-rdesc.h @@ -141,6 +141,16 @@ 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 +/* 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[]; extern const size_t uclogic_rdesc_ugee_ex07_frame_size; -- 2.11.0