Commit | Line | Data |
---|---|---|
df08ef27 AS |
1 | /* |
2 | * OLPC HGPK (XO-1) touchpad PS/2 mouse driver | |
3 | */ | |
4 | ||
5 | #ifndef _HGPK_H | |
6 | #define _HGPK_H | |
7 | ||
ca94ec43 DD |
8 | #define HGPK_GS 0xff /* The GlideSensor */ |
9 | #define HGPK_PT 0xcf /* The PenTablet */ | |
10 | ||
df08ef27 AS |
11 | enum hgpk_model_t { |
12 | HGPK_MODEL_PREA = 0x0a, /* pre-B1s */ | |
13 | HGPK_MODEL_A = 0x14, /* found on B1s, PT disabled in hardware */ | |
14 | HGPK_MODEL_B = 0x28, /* B2s, has capacitance issues */ | |
15 | HGPK_MODEL_C = 0x3c, | |
16 | HGPK_MODEL_D = 0x50, /* C1, mass production */ | |
17 | }; | |
18 | ||
c0dc8342 DD |
19 | enum hgpk_spew_flag { |
20 | NO_SPEW, | |
21 | MAYBE_SPEWING, | |
22 | SPEW_DETECTED, | |
23 | RECALIBRATING, | |
24 | }; | |
25 | ||
26 | #define SPEW_WATCH_COUNT 42 /* at 12ms/packet, this is 1/2 second */ | |
27 | ||
ca94ec43 DD |
28 | enum hgpk_mode { |
29 | HGPK_MODE_MOUSE, | |
30 | HGPK_MODE_GLIDESENSOR, | |
31 | HGPK_MODE_PENTABLET, | |
32 | HGPK_MODE_INVALID | |
33 | }; | |
34 | ||
df08ef27 AS |
35 | struct hgpk_data { |
36 | struct psmouse *psmouse; | |
ca94ec43 | 37 | enum hgpk_mode mode; |
b7802c5c | 38 | bool powered; |
c0dc8342 DD |
39 | enum hgpk_spew_flag spew_flag; |
40 | int spew_count, x_tally, y_tally; /* spew detection */ | |
df08ef27 AS |
41 | unsigned long recalib_window; |
42 | struct delayed_work recalib_wq; | |
ca94ec43 | 43 | int abs_x, abs_y; |
c0dc8342 | 44 | int dupe_count; |
a309cdc7 DD |
45 | int xbigj, ybigj, xlast, ylast; /* jumpiness detection */ |
46 | int xsaw_secondary, ysaw_secondary; /* jumpiness detection */ | |
df08ef27 AS |
47 | }; |
48 | ||
df08ef27 | 49 | #ifdef CONFIG_MOUSE_PS2_OLPC |
ca94ec43 | 50 | void hgpk_module_init(void); |
b7802c5c | 51 | int hgpk_detect(struct psmouse *psmouse, bool set_properties); |
df08ef27 AS |
52 | int hgpk_init(struct psmouse *psmouse); |
53 | #else | |
ca94ec43 DD |
54 | static inline void hgpk_module_init(void) |
55 | { | |
56 | } | |
b7802c5c | 57 | static inline int hgpk_detect(struct psmouse *psmouse, bool set_properties) |
df08ef27 AS |
58 | { |
59 | return -ENODEV; | |
60 | } | |
61 | static inline int hgpk_init(struct psmouse *psmouse) | |
62 | { | |
63 | return -ENODEV; | |
64 | } | |
65 | #endif | |
66 | ||
67 | #endif |