diff options
Diffstat (limited to 'drivers/hid/hid-waltop.c')
| -rw-r--r-- | drivers/hid/hid-waltop.c | 881 |
1 files changed, 224 insertions, 657 deletions
diff --git a/drivers/hid/hid-waltop.c b/drivers/hid/hid-waltop.c index b3a4163f2e67..2cfd95c4467b 100644 --- a/drivers/hid/hid-waltop.c +++ b/drivers/hid/hid-waltop.c @@ -43,139 +43,14 @@ */ /* - * Original Slim Tablet 5.8 inch report descriptor. - * - * All the reports except the report with ID 16 (the stylus) are unused, - * possibly because the tablet is not configured to, or because they were - * just copied from a more capable model. The full purpose of features - * described for report ID 2 is unknown. - * - * The stylus buttons are described as three bit fields, whereas actually - * it's an "array", i.e. they're reported as button numbers (1, 2 and 3). - * The "eraser" field is not used. There is also a "push" without a "pop" in - * the stylus description. - * - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (Mouse), ; Mouse (02h, application collection) - * Collection (Application), - * Report ID (1), - * Usage (Pointer), ; Pointer (01h, physical collection) - * Collection (Physical), - * Usage Page (Button), ; Button (09h) - * Usage Minimum (01h), - * Usage Maximum (05h), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Size (3), - * Report Count (1), - * Input (Constant, Variable), - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (X), ; X (30h, dynamic value) - * Usage (Y), ; Y (31h, dynamic value) - * Usage (Wheel), ; Wheel (38h, dynamic value) - * Logical Minimum (-127), - * Logical Maximum (127), - * Report Size (8), - * Report Count (3), - * Input (Variable, Relative), - * End Collection, - * End Collection, - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Pen), ; Pen (02h, application collection) - * Collection (Application), - * Report ID (2), - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * Usage (Azimuth), ; Azimuth (3Fh, dynamic value) - * Usage (Altitude), ; Altitude (40h, dynamic value) - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (2), - * Feature (Variable), - * End Collection, - * Report ID (5), - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * End Collection, - * Report ID (10), - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (3), - * Input (Variable), - * End Collection, - * Report ID (16), - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (Tip Switch), ; Tip switch (42h, momentary control) - * Usage (Barrel Switch), ; Barrel switch (44h, momentary control) - * Usage (Invert), ; Invert (3Ch, momentary control) - * Usage (Eraser), ; Eraser (45h, momentary control) - * Usage (In Range), ; In range (32h, momentary control) - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Count (3), - * Input (Constant, Variable), - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (X), ; X (30h, dynamic value) - * Report Size (16), - * Report Count (1), - * Push, - * Unit Exponent (13), - * Unit (Inch^3), - * Logical Minimum (0), - * Logical Maximum (10000), - * Physical Minimum (0), - * Physical Maximum (10000), - * Input (Variable), - * Usage (Y), ; Y (31h, dynamic value) - * Logical Maximum (6000), - * Physical Maximum (6000), - * Input (Variable), - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Tip Pressure), ; Tip pressure (30h, dynamic value) - * Logical Minimum (0), - * Logical Maximum (1023), - * Physical Minimum (0), - * Physical Maximum (1023), - * Input (Variable), - * End Collection, - * End Collection + * See Slim Tablet 5.8 inch description, device and HID report descriptors at + * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Slim_Tablet_5.8%22 */ /* Size of the original report descriptor of Slim Tablet 5.8 inch */ #define SLIM_TABLET_5_8_INCH_RDESC_ORIG_SIZE 222 -/* - * Fixed Slim Tablet 5.8 inch descriptor. - * - * All the reports except the stylus report (ID 16) were removed as unused. - * The stylus buttons description was fixed. - */ +/* Fixed Slim Tablet 5.8 inch descriptor */ static __u8 slim_tablet_5_8_inch_rdesc_fixed[] = { 0x05, 0x0D, /* Usage Page (Digitizer), */ 0x09, 0x02, /* Usage (Pen), */ @@ -224,158 +99,14 @@ static __u8 slim_tablet_5_8_inch_rdesc_fixed[] = { }; /* - * Original Slim Tablet 12.1 inch report descriptor. - * - * The descriptor is similar to the Slim Tablet 5.8 inch descriptor with the - * addition of a keyboard report, seemingly unused. It may have get here - * from a Media Tablet - probably an unimplemented feature. - * - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (Mouse), ; Mouse (02h, application collection) - * Collection (Application), - * Report ID (1), - * Usage (Pointer), ; Pointer (01h, physical collection) - * Collection (Physical), - * Usage Page (Button), ; Button (09h) - * Usage Minimum (01h), - * Usage Maximum (05h), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Size (3), - * Report Count (1), - * Input (Constant, Variable), - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (X), ; X (30h, dynamic value) - * Usage (Y), ; Y (31h, dynamic value) - * Usage (Wheel), ; Wheel (38h, dynamic value) - * Logical Minimum (-127), - * Logical Maximum (127), - * Report Size (8), - * Report Count (3), - * Input (Variable, Relative), - * End Collection, - * End Collection, - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Pen), ; Pen (02h, application collection) - * Collection (Application), - * Report ID (2), - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * Usage (Azimuth), ; Azimuth (3Fh, dynamic value) - * Usage (Altitude), ; Altitude (40h, dynamic value) - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (2), - * Feature (Variable), - * End Collection, - * Report ID (5), - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * End Collection, - * Report ID (10), - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (3), - * Input (Variable), - * End Collection, - * Report ID (16), - * Usage (Stylus), ; Stylus (20h, logical collection) - * Collection (Physical), - * Usage (Tip Switch), ; Tip switch (42h, momentary control) - * Usage (Barrel Switch), ; Barrel switch (44h, momentary control) - * Usage (Invert), ; Invert (3Ch, momentary control) - * Usage (Eraser), ; Eraser (45h, momentary control) - * Usage (In Range), ; In range (32h, momentary control) - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Count (3), - * Input (Constant, Variable), - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (X), ; X (30h, dynamic value) - * Report Size (16), - * Report Count (1), - * Push, - * Unit Exponent (13), - * Unit (Inch^3), - * Logical Minimum (0), - * Logical Maximum (20000), - * Physical Minimum (0), - * Physical Maximum (20000), - * Input (Variable), - * Usage (Y), ; Y (31h, dynamic value) - * Logical Maximum (12500), - * Physical Maximum (12500), - * Input (Variable), - * Usage Page (Digitizer), ; Digitizer (0Dh) - * Usage (Tip Pressure), ; Tip pressure (30h, dynamic value) - * Logical Minimum (0), - * Logical Maximum (1023), - * Physical Minimum (0), - * Physical Maximum (1023), - * Input (Variable), - * End Collection, - * End Collection, - * Usage Page (Desktop), ; Generic desktop controls (01h) - * Usage (Keyboard), ; Keyboard (06h, application collection) - * Collection (Application), - * Report ID (13), - * Usage Page (Keyboard), ; Keyboard/keypad (07h) - * Usage Minimum (KB Leftcontrol), ; Keyboard left control - * ; (E0h, dynamic value) - * Usage Maximum (KB Right GUI), ; Keyboard right GUI (E7h, dynamic value) - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (8), - * Input (Variable), - * Report Size (8), - * Report Count (1), - * Input (Constant), - * Usage Page (Keyboard), ; Keyboard/keypad (07h) - * Usage Minimum (None), ; No event (00h, selector) - * Usage Maximum (KB Application), ; Keyboard Application (65h, selector) - * Logical Minimum (0), - * Logical Maximum (101), - * Report Size (8), - * Report Count (5), - * Input, - * End Collection + * See Slim Tablet 12.1 inch description, device and HID report descriptors at + * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Slim_Tablet_12.1%22 */ /* Size of the original report descriptor of Slim Tablet 12.1 inch */ #define SLIM_TABLET_12_1_INCH_RDESC_ORIG_SIZE 269 -/* - * Fixed Slim Tablet 12.1 inch descriptor. - * - * All the reports except the stylus report (ID 16) were removed as unused. - * The stylus buttons description was fixed. - */ +/* Fixed Slim Tablet 12.1 inch descriptor */ static __u8 slim_tablet_12_1_inch_rdesc_fixed[] = { 0x05, 0x0D, /* Usage Page (Digitizer), */ 0x09, 0x02, /* Usage (Pen), */ @@ -424,217 +155,128 @@ static __u8 slim_tablet_12_1_inch_rdesc_fixed[] = { }; /* - * Original Media Tablet 10.6 inch report descriptor. - * - * There are at least two versions of this model in the wild. They are - * represented by Genius G-Pen M609 (older version) and Genius G-Pen M609X - * (newer version). - * - * Both versions have the usual pen with two barrel buttons and two - * identical wheels with center buttons in the top corners of the tablet - * base. They also have buttons on the top, between the wheels, for - * selecting the wheels' functions and wide/standard mode. In the wide mode - * the whole working surface is sensed, in the standard mode a narrower area - * is sensed, but the logical report extents remain the same. These modes - * correspond roughly to 16:9 and 4:3 aspect ratios respectively. - * - * The older version has three wheel function buttons ("scroll", "zoom" and - * "volume") and two separate buttons for wide and standard mode. The newer - * version has four wheel function buttons (plus "brush") and only one - * button is used for selecting wide/standard mode. So, the total number of - * buttons remains the same, but one of the mode buttons is repurposed as a - * wheels' function button in the newer version. - * - * The wheel functions are: - * scroll - the wheels act as scroll wheels, the center buttons switch - * between vertical and horizontal scrolling; - * zoom - the wheels zoom in/out, the buttons supposedly reset to 100%; - * volume - the wheels control the sound volume, the buttons mute; - * brush - the wheels are supposed to control brush width in a graphics - * editor, the buttons do nothing. - * - * Below is the newer version's report descriptor. It may very well be that - * the older version's descriptor is different and thus it won't be - * supported. - * - * The mouse report (ID 1) only uses the wheel field for reporting the tablet - * wheels' scroll mode. The keyboard report (ID 13) is used to report the - * wheels' zoom and brush control functions as key presses. The report ID 12 - * is used to report the wheels' volume control functions. The stylus report - * (ID 16) has the same problems as the Slim Tablet 5.8 inch report has. - * - * The rest of the reports are unused, at least in the default configuration. - * The purpose of the features is unknown. - * - * Usage Page (Desktop), - * Usage (Mouse), - * Collection (Application), - * Report ID (1), - * Usage (Pointer), - * Collection (Physical), - * Usage Page (Button), - * Usage Minimum (01h), - * Usage Maximum (05h), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Size (3), - * Report Count (1), - * Input (Constant, Variable), - * Usage Page (Desktop), - * Usage (X), - * Usage (Y), - * Usage (Wheel), - * Logical Minimum (-127), - * Logical Maximum (127), - * Report Size (8), - * Report Count (3), - * Input (Variable, Relative), - * End Collection, - * End Collection, - * Usage Page (Digitizer), - * Usage (Pen), - * Collection (Application), - * Report ID (2), - * Usage (Stylus), - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * Usage (Azimuth), - * Usage (Altitude), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (2), - * Feature (Variable), - * End Collection, - * Report ID (5), - * Usage Page (Digitizer), - * Usage (Stylus), - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * End Collection, - * Report ID (10), - * Usage Page (Digitizer), - * Usage (Stylus), - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * End Collection, - * Report ID (16), - * Usage (Stylus), - * Collection (Physical), - * Usage (Tip Switch), - * Usage (Barrel Switch), - * Usage (Invert), - * Usage (Eraser), - * Usage (In Range), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Count (3), - * Input (Constant, Variable), - * Usage Page (Desktop), - * Usage (X), - * Report Size (16), - * Report Count (1), - * Push, - * Unit Exponent (13), - * Unit (Inch^3), - * Logical Minimum (0), - * Logical Maximum (18000), - * Physical Minimum (0), - * Physical Maximum (18000), - * Input (Variable), - * Usage (Y), - * Logical Maximum (11000), - * Physical Maximum (11000), - * Input (Variable), - * Usage Page (Digitizer), - * Usage (Tip Pressure), - * Logical Minimum (0), - * Logical Maximum (1023), - * Physical Minimum (0), - * Physical Maximum (1023), - * Input (Variable), - * End Collection, - * End Collection, - * Usage Page (Desktop), - * Usage (Keyboard), - * Collection (Application), - * Report ID (13), - * Usage Page (Keyboard), - * Usage Minimum (KB Leftcontrol), - * Usage Maximum (KB Right GUI), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (8), - * Input (Variable), - * Report Size (8), - * Report Count (1), - * Input (Constant), - * Usage Page (Keyboard), - * Usage Minimum (None), - * Usage Maximum (KB Application), - * Logical Minimum (0), - * Logical Maximum (101), - * Report Size (8), - * Report Count (5), - * Input, - * End Collection, - * Usage Page (Consumer), - * Usage (Consumer Control), - * Collection (Application), - * Report ID (12), - * Usage (Volume Inc), - * Usage (Volume Dec), - * Usage (Mute), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (3), - * Input (Variable, Relative), - * Report Size (5), - * Report Count (1), - * Input (Constant, Variable, Relative), - * End Collection + * See Q Pad description, device and HID report descriptors at + * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Q_Pad */ -/* Size of the original report descriptor of Media Tablet 10.6 inch */ -#define MEDIA_TABLET_10_6_INCH_RDESC_ORIG_SIZE 300 +/* Size of the original report descriptor of Q Pad */ +#define Q_PAD_RDESC_ORIG_SIZE 241 + +/* Fixed Q Pad descriptor */ +static __u8 q_pad_rdesc_fixed[] = { + 0x05, 0x0D, /* Usage Page (Digitizer), */ + 0x09, 0x02, /* Usage (Pen), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x10, /* Report ID (16), */ + 0x09, 0x20, /* Usage (Stylus), */ + 0xA0, /* Collection (Physical), */ + 0x09, 0x42, /* Usage (Tip Switch), */ + 0x09, 0x44, /* Usage (Barrel Switch), */ + 0x09, 0x46, /* Usage (Tablet Pick), */ + 0x15, 0x01, /* Logical Minimum (1), */ + 0x25, 0x03, /* Logical Maximum (3), */ + 0x75, 0x04, /* Report Size (4), */ + 0x95, 0x01, /* Report Count (1), */ + 0x80, /* Input, */ + 0x09, 0x32, /* Usage (In Range), */ + 0x14, /* Logical Minimum (0), */ + 0x25, 0x01, /* Logical Maximum (1), */ + 0x75, 0x01, /* Report Size (1), */ + 0x95, 0x01, /* Report Count (1), */ + 0x81, 0x02, /* Input (Variable), */ + 0x95, 0x03, /* Report Count (3), */ + 0x81, 0x03, /* Input (Constant, Variable), */ + 0x75, 0x10, /* Report Size (16), */ + 0x95, 0x01, /* Report Count (1), */ + 0x14, /* Logical Minimum (0), */ + 0xA4, /* Push, */ + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x65, 0x13, /* Unit (Inch), */ + 0x55, 0xFD, /* Unit Exponent (-3), */ + 0x34, /* Physical Minimum (0), */ + 0x09, 0x30, /* Usage (X), */ + 0x46, 0x70, 0x17, /* Physical Maximum (6000), */ + 0x26, 0x00, 0x30, /* Logical Maximum (12288), */ + 0x81, 0x02, /* Input (Variable), */ + 0x09, 0x31, /* Usage (Y), */ + 0x46, 0x94, 0x11, /* Physical Maximum (4500), */ + 0x26, 0x00, 0x24, /* Logical Maximum (9216), */ + 0x81, 0x02, /* Input (Variable), */ + 0xB4, /* Pop, */ + 0x09, 0x30, /* Usage (Tip Pressure), */ + 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ + 0x81, 0x02, /* Input (Variable), */ + 0xC0, /* End Collection, */ + 0xC0 /* End Collection */ +}; /* - * Fixed Media Tablet 10.6 inch descriptor. - * - * The descriptions of reports unused in the default configuration are - * removed. The stylus report (ID 16) is fixed similarly to Slim Tablet 5.8 - * inch. The unused mouse report (ID 1) fields are replaced with constant - * padding. - * - * The keyboard report (ID 13) is hacked to instead have an "array" field - * reporting consumer page controls, and all the unused bits are masked out - * with constant padding. The "brush" wheels' function is represented as "Scan - * Previous/Next Track" controls due to the lack of brush controls in the - * usage tables specification. + * See description, device and HID report descriptors of tablet with PID 0038 at + * http://sf.net/apps/mediawiki/digimend/?title=Waltop_PID_0038 + */ + +/* Size of the original report descriptor of tablet with PID 0038 */ +#define PID_0038_RDESC_ORIG_SIZE 241 + +/* + * Fixed report descriptor for tablet with PID 0038. + */ +static __u8 pid_0038_rdesc_fixed[] = { + 0x05, 0x0D, /* Usage Page (Digitizer), */ + 0x09, 0x02, /* Usage (Pen), */ + 0xA1, 0x01, /* Collection (Application), */ + 0x85, 0x10, /* Report ID (16), */ + 0x09, 0x20, /* Usage (Stylus), */ + 0xA0, /* Collection (Physical), */ + 0x09, 0x42, /* Usage (Tip Switch), */ + 0x09, 0x44, /* Usage (Barrel Switch), */ + 0x09, 0x46, /* Usage (Tablet Pick), */ + 0x15, 0x01, /* Logical Minimum (1), */ + 0x25, 0x03, /* Logical Maximum (3), */ + 0x75, 0x04, /* Report Size (4), */ + 0x95, 0x01, /* Report Count (1), */ + 0x80, /* Input, */ + 0x09, 0x32, /* Usage (In Range), */ + 0x14, /* Logical Minimum (0), */ + 0x25, 0x01, /* Logical Maximum (1), */ + 0x75, 0x01, /* Report Size (1), */ + 0x95, 0x01, /* Report Count (1), */ + 0x81, 0x02, /* Input (Variable), */ + 0x95, 0x03, /* Report Count (3), */ + 0x81, 0x03, /* Input (Constant, Variable), */ + 0x75, 0x10, /* Report Size (16), */ + 0x95, 0x01, /* Report Count (1), */ + 0x14, /* Logical Minimum (0), */ + 0xA4, /* Push, */ + 0x05, 0x01, /* Usage Page (Desktop), */ + 0x65, 0x13, /* Unit (Inch), */ + 0x55, 0xFD, /* Unit Exponent (-3), */ + 0x34, /* Physical Minimum (0), */ + 0x09, 0x30, /* Usage (X), */ + 0x46, 0x2E, 0x22, /* Physical Maximum (8750), */ + 0x26, 0x00, 0x46, /* Logical Maximum (17920), */ + 0x81, 0x02, /* Input (Variable), */ + 0x09, 0x31, /* Usage (Y), */ + 0x46, 0x82, 0x14, /* Physical Maximum (5250), */ + 0x26, 0x00, 0x2A, /* Logical Maximum (10752), */ + 0x81, 0x02, /* Input (Variable), */ + 0xB4, /* Pop, */ + 0x09, 0x30, /* Usage (Tip Pressure), */ + 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ + 0x81, 0x02, /* Input (Variable), */ + 0xC0, /* End Collection, */ + 0xC0 /* End Collection */ +}; + +/* + * See Media Tablet 10.6 inch description, device and HID report descriptors at + * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Media_Tablet_10.6%22 */ + +/* Size of the original report descriptor of Media Tablet 10.6 inch */ +#define MEDIA_TABLET_10_6_INCH_RDESC_ORIG_SIZE 300 + +/* Fixed Media Tablet 10.6 inch descriptor */ static __u8 media_tablet_10_6_inch_rdesc_fixed[] = { 0x05, 0x0D, /* Usage Page (Digitizer), */ 0x09, 0x02, /* Usage (Pen), */ @@ -745,187 +387,14 @@ static __u8 media_tablet_10_6_inch_rdesc_fixed[] = { }; /* - * Original Media Tablet 14.1 inch report descriptor. - * - * There are at least two versions of this model in the wild. They are - * represented by Genius G-Pen M712 (older version) and Genius G-Pen M712X - * (newer version). The hardware difference between these versions is the same - * as between older and newer versions of Media Tablet 10.6 inch. The report - * descriptors are identical for both versions. - * - * The function, behavior and report descriptor of this tablet is similar to - * that of Media Tablet 10.6 inch. However, there is one more field (with - * Consumer AC Pan usage) in the mouse description. Then the tablet X and Y - * logical extents both get scaled to 0..16383 range (a hardware limit?), - * which kind of defeats the advertised 4000 LPI resolution, considering the - * physical extents of 12x7.25 inches. Plus, reports 5, 10 and 255 are used - * sometimes (while moving the pen) with unknown purpose. Also, the key codes - * generated for zoom in/out are different. - * - * Usage Page (Desktop), - * Usage (Mouse), - * Collection (Application), - * Report ID (1), - * Usage (Pointer), - * Collection (Physical), - * Usage Page (Button), - * Usage Minimum (01h), - * Usage Maximum (05h), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Size (3), - * Report Count (1), - * Input (Constant, Variable), - * Usage Page (Desktop), - * Usage (X), - * Usage (Y), - * Usage (Wheel), - * Logical Minimum (-127), - * Logical Maximum (127), - * Report Size (8), - * Report Count (3), - * Input (Variable, Relative), - * Usage Page (Consumer), - * Logical Minimum (-127), - * Logical Maximum (127), - * Report Size (8), - * Report Count (1), - * Usage (AC Pan), - * Input (Variable, Relative), - * End Collection, - * End Collection, - * Usage Page (Digitizer), - * Usage (Pen), - * Collection (Application), - * Report ID (2), - * Usage (Stylus), - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * Usage (Azimuth), - * Usage (Altitude), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (2), - * Feature (Variable), - * End Collection, - * Report ID (5), - * Usage Page (Digitizer), - * Usage (Stylus), - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * End Collection, - * Report ID (10), - * Usage Page (Digitizer), - * Usage (Stylus), - * Collection (Physical), - * Usage (00h), - * Logical Minimum (0), - * Logical Maximum (255), - * Report Size (8), - * Report Count (7), - * Input (Variable), - * End Collection, - * Report ID (16), - * Usage (Stylus), - * Collection (Physical), - * Usage (Tip Switch), - * Usage (Barrel Switch), - * Usage (Invert), - * Usage (Eraser), - * Usage (In Range), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (5), - * Input (Variable), - * Report Count (3), - * Input (Constant, Variable), - * Usage Page (Desktop), - * Usage (X), - * Report Size (16), - * Report Count (1), - * Push, - * Unit Exponent (13), - * Unit (Inch^3), - * Logical Minimum (0), - * Logical Maximum (16383), - * Physical Minimum (0), - * Physical Maximum (16383), - * Input (Variable), - * Usage (Y), - * Input (Variable), - * Usage Page (Digitizer), - * Usage (Tip Pressure), - * Logical Minimum (0), - * Logical Maximum (1023), - * Physical Minimum (0), - * Physical Maximum (1023), - * Input (Variable), - * End Collection, - * End Collection, - * Usage Page (Desktop), - * Usage (Keyboard), - * Collection (Application), - * Report ID (13), - * Usage Page (Keyboard), - * Usage Minimum (KB Leftcontrol), - * Usage Maximum (KB Right GUI), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (8), - * Input (Variable), - * Report Size (8), - * Report Count (1), - * Input (Constant), - * Usage Page (Keyboard), - * Usage Minimum (None), - * Usage Maximum (KB Application), - * Logical Minimum (0), - * Logical Maximum (101), - * Report Size (8), - * Report Count (5), - * Input, - * End Collection, - * Usage Page (Consumer), - * Usage (Consumer Control), - * Collection (Application), - * Report ID (12), - * Usage (Volume Inc), - * Usage (Volume Dec), - * Usage (Mute), - * Logical Minimum (0), - * Logical Maximum (1), - * Report Size (1), - * Report Count (3), - * Input (Variable, Relative), - * Report Size (5), - * Report Count (1), - * Input (Constant, Variable, Relative), - * End Collection + * See Media Tablet 14.1 inch description, device and HID report descriptors at + * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Media_Tablet_14.1%22 */ /* Size of the original report descriptor of Media Tablet 14.1 inch */ #define MEDIA_TABLET_14_1_INCH_RDESC_ORIG_SIZE 309 -/* - * Fixed Media Tablet 14.1 inch descriptor. - * It is fixed similarly to the Media Tablet 10.6 inch descriptor. - */ +/* Fixed Media Tablet 14.1 inch descriptor */ static __u8 media_tablet_14_1_inch_rdesc_fixed[] = { 0x05, 0x0D, /* Usage Page (Digitizer), */ 0x09, 0x02, /* Usage (Pen), */ @@ -1033,6 +502,47 @@ static __u8 media_tablet_14_1_inch_rdesc_fixed[] = { 0xC0 /* End Collection */ }; +struct waltop_state { + u8 pressure0; + u8 pressure1; +}; + +static int waltop_probe(struct hid_device *hdev, + const struct hid_device_id *id) +{ + int ret; + struct waltop_state *s; + + s = kzalloc(sizeof(*s), GFP_KERNEL); + if (s == NULL) { + hid_err(hdev, "can't allocate device state\n"); + ret = -ENOMEM; + goto err; + } + + s->pressure0 = 0; + s->pressure1 = 0; + + hid_set_drvdata(hdev, s); + + ret = hid_parse(hdev); + if (ret) { + hid_err(hdev, "parse failed\n"); + goto err; + } + + ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); + if (ret) { + hid_err(hdev, "hw start failed\n"); + goto err; + } + + return 0; +err: + kfree(s); + return ret; +} + static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { @@ -1049,6 +559,18 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc, *rsize = sizeof(slim_tablet_12_1_inch_rdesc_fixed); } break; + case USB_DEVICE_ID_WALTOP_Q_PAD: + if (*rsize == Q_PAD_RDESC_ORIG_SIZE) { + rdesc = q_pad_rdesc_fixed; + *rsize = sizeof(q_pad_rdesc_fixed); + } + break; + case USB_DEVICE_ID_WALTOP_PID_0038: + if (*rsize == PID_0038_RDESC_ORIG_SIZE) { + rdesc = pid_0038_rdesc_fixed; + *rsize = sizeof(pid_0038_rdesc_fixed); + } + break; case USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH: if (*rsize == MEDIA_TABLET_10_6_INCH_RDESC_ORIG_SIZE) { rdesc = media_tablet_10_6_inch_rdesc_fixed; @@ -1065,12 +587,54 @@ static __u8 *waltop_report_fixup(struct hid_device *hdev, __u8 *rdesc, return rdesc; } +static int waltop_raw_event(struct hid_device *hdev, struct hid_report *report, + u8 *data, int size) +{ + /* If this is a pen input report of a tablet with PID 0038 */ + if (hdev->product == USB_DEVICE_ID_WALTOP_PID_0038 && + report->type == HID_INPUT_REPORT && + report->id == 16 && + size == 8) { + struct waltop_state *s = hid_get_drvdata(hdev); + + /* + * Ignore maximum pressure reported when a barrel button is + * pressed. + */ + + /* If a barrel button is pressed */ + if ((data[1] & 0xF) > 1) { + /* Use the last known pressure */ + data[6] = s->pressure0; + data[7] = s->pressure1; + } else { + /* Remember reported pressure */ + s->pressure0 = data[6]; + s->pressure1 = data[7]; + } + } + + return 0; +} + +static void waltop_remove(struct hid_device *hdev) +{ + struct waltop_state *s = hid_get_drvdata(hdev); + + hid_hw_stop(hdev); + kfree(s); +} + static const struct hid_device_id waltop_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, + USB_DEVICE_ID_WALTOP_Q_PAD) }, + { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, + USB_DEVICE_ID_WALTOP_PID_0038) }, + { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) }, @@ -1081,7 +645,10 @@ MODULE_DEVICE_TABLE(hid, waltop_devices); static struct hid_driver waltop_driver = { .name = "waltop", .id_table = waltop_devices, + .probe = waltop_probe, .report_fixup = waltop_report_fixup, + .raw_event = waltop_raw_event, + .remove = waltop_remove, }; static int __init waltop_init(void) |