From 387dcab73f10bdc8a1e9b59626d2ccadcfb93f91 Mon Sep 17 00:00:00 2001 From: José Expósito Date: Mon, 15 Aug 2022 16:29:54 +0200 Subject: HID: uclogic: Add support for UGEE v2 mouse frames MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add the required HID descriptors and the initialization function for UGEE v2 frames with a mouse in the frame. Tested-by: Jouke Witteveen Signed-off-by: José Expósito Signed-off-by: Jiri Kosina --- drivers/hid/hid-uclogic-params.c | 31 +++++++++++++++++++++++++++++++ drivers/hid/hid-uclogic-rdesc.c | 34 ++++++++++++++++++++++++++++++++++ drivers/hid/hid-uclogic-rdesc.h | 4 ++++ 3 files changed, 69 insertions(+) diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c index 950615f95abc..648abda13a73 100644 --- a/drivers/hid/hid-uclogic-params.c +++ b/drivers/hid/hid-uclogic-params.c @@ -1189,6 +1189,28 @@ static int uclogic_params_ugee_v2_init_frame_dial(struct uclogic_params *p, return 0; } +/** + * uclogic_params_ugee_v2_init_frame_mouse() - initialize a UGEE v2 frame with a + * mouse. + * @p: Parameters to fill in, cannot be NULL. + * + * Returns: + * Zero, if successful. A negative errno code on error. + */ +static int uclogic_params_ugee_v2_init_frame_mouse(struct uclogic_params *p) +{ + int rc = 0; + + if (!p) + return -EINVAL; + + rc = uclogic_params_frame_init_with_desc(&p->frame_list[1], + uclogic_rdesc_ugee_v2_frame_mouse_template_arr, + uclogic_rdesc_ugee_v2_frame_mouse_template_size, + UCLOGIC_RDESC_V1_FRAME_ID); + return rc; +} + /** * uclogic_params_ugee_v2_init() - initialize a UGEE graphics tablets by * discovering their parameters. @@ -1232,6 +1254,15 @@ static int uclogic_params_ugee_v2_init(struct uclogic_params *params, iface = to_usb_interface(hdev->dev.parent); bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber; + + if (bInterfaceNumber == 0) { + rc = uclogic_params_ugee_v2_init_frame_mouse(&p); + if (rc) + goto cleanup; + + goto output; + } + if (bInterfaceNumber != 2) { uclogic_params_init_invalid(&p); goto output; diff --git a/drivers/hid/hid-uclogic-rdesc.c b/drivers/hid/hid-uclogic-rdesc.c index 56bf984538f6..4bd54c4fb5b0 100644 --- a/drivers/hid/hid-uclogic-rdesc.c +++ b/drivers/hid/hid-uclogic-rdesc.c @@ -1001,6 +1001,40 @@ const __u8 uclogic_rdesc_ugee_v2_frame_dial_template_arr[] = { const size_t uclogic_rdesc_ugee_v2_frame_dial_template_size = sizeof(uclogic_rdesc_ugee_v2_frame_dial_template_arr); +/* Fixed report descriptor template for UGEE v2 frame reports (mouse) */ +const __u8 uclogic_rdesc_ugee_v2_frame_mouse_template_arr[] = { + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x09, 0x02, /* Usage (Mouse), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x01, /* Report ID (1), */ + 0x05, 0x01, /* Usage Page (Pointer), */ + 0xA0, /* Collection (Physical), */ + 0x75, 0x01, /* Report Size (1), */ + 0x95, 0x02, /* Report Count (2), */ + 0x05, 0x09, /* Usage Page (Button), */ + 0x19, 0x01, /* Usage Minimum (01h), */ + 0x29, 0x02, /* Usage Maximum (02h), */ + 0x14, /* Logical Minimum (0), */ + 0x25, 0x01, /* Logical Maximum (1), */ + 0x81, 0x02, /* Input (Variable), */ + 0x95, 0x06, /* Report Count (6), */ + 0x81, 0x01, /* Input (Constant), */ + 0x05, 0x01, /* Usage Page (Generic Desktop), */ + 0x09, 0x30, /* Usage (X), */ + 0x09, 0x31, /* Usage (Y), */ + 0x75, 0x10, /* Report Size (16), */ + 0x95, 0x02, /* Report Count (2), */ + 0x16, 0x00, 0x80, /* Logical Minimum (-32768), */ + 0x26, 0xFF, 0x7F, /* Logical Maximum (32767), */ + 0x81, 0x06, /* Input (Variable, Relative), */ + 0x95, 0x01, /* Report Count (1), */ + 0x81, 0x01, /* Input (Constant), */ + 0xC0, /* End Collection, */ + 0xC0 /* End Collection */ +}; +const size_t uclogic_rdesc_ugee_v2_frame_mouse_template_size = + sizeof(uclogic_rdesc_ugee_v2_frame_mouse_template_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 1a2d658bad3a..0502a0656496 100644 --- a/drivers/hid/hid-uclogic-rdesc.h +++ b/drivers/hid/hid-uclogic-rdesc.h @@ -173,6 +173,10 @@ extern const size_t uclogic_rdesc_ugee_v2_frame_btn_template_size; extern const __u8 uclogic_rdesc_ugee_v2_frame_dial_template_arr[]; extern const size_t uclogic_rdesc_ugee_v2_frame_dial_template_size; +/* Fixed report descriptor template for UGEE v2 frame reports (mouse) */ +extern const __u8 uclogic_rdesc_ugee_v2_frame_mouse_template_arr[]; +extern const size_t uclogic_rdesc_ugee_v2_frame_mouse_template_size; + /* 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; -- cgit v1.2.3