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authorGlenn Elliott <gelliott@cs.unc.edu>2012-03-04 19:47:13 -0500
committerGlenn Elliott <gelliott@cs.unc.edu>2012-03-04 19:47:13 -0500
commitc71c03bda1e86c9d5198c5d83f712e695c4f2a1e (patch)
treeecb166cb3e2b7e2adb3b5e292245fefd23381ac8 /drivers/input/mouse
parentea53c912f8a86a8567697115b6a0d8152beee5c8 (diff)
parent6a00f206debf8a5c8899055726ad127dbeeed098 (diff)
Merge branch 'mpi-master' into wip-k-fmlpwip-k-fmlp
Conflicts: litmus/sched_cedf.c
Diffstat (limited to 'drivers/input/mouse')
-rw-r--r--drivers/input/mouse/Kconfig11
-rw-r--r--drivers/input/mouse/appletouch.c2
-rw-r--r--drivers/input/mouse/atarimouse.c15
-rw-r--r--drivers/input/mouse/bcm5974.c70
-rw-r--r--drivers/input/mouse/elantech.c74
-rw-r--r--drivers/input/mouse/elantech.h6
-rw-r--r--drivers/input/mouse/hgpk.c695
-rw-r--r--drivers/input/mouse/hgpk.h31
-rw-r--r--drivers/input/mouse/psmouse-base.c5
-rw-r--r--drivers/input/mouse/synaptics.c197
-rw-r--r--drivers/input/mouse/synaptics.h31
-rw-r--r--drivers/input/mouse/synaptics_i2c.c18
-rw-r--r--drivers/input/mouse/touchkit_ps2.c4
-rw-r--r--drivers/input/mouse/trackpoint.c2
-rw-r--r--drivers/input/mouse/vsxxxaa.c2
15 files changed, 1009 insertions, 154 deletions
diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
index c714ca2407f8..9c1e6ee83531 100644
--- a/drivers/input/mouse/Kconfig
+++ b/drivers/input/mouse/Kconfig
@@ -30,6 +30,7 @@ config MOUSE_PS2
30 <http://w1.894.telia.com/~u89404340/touchpad/index.html> 30 <http://w1.894.telia.com/~u89404340/touchpad/index.html>
31 and a new version of GPM at: 31 and a new version of GPM at:
32 <http://www.geocities.com/dt_or/gpm/gpm.html> 32 <http://www.geocities.com/dt_or/gpm/gpm.html>
33 <http://xorg.freedesktop.org/archive/individual/driver/>
33 to take advantage of the advanced features of the touchpad. 34 to take advantage of the advanced features of the touchpad.
34 35
35 If unsure, say Y. 36 If unsure, say Y.
@@ -38,7 +39,7 @@ config MOUSE_PS2
38 module will be called psmouse. 39 module will be called psmouse.
39 40
40config MOUSE_PS2_ALPS 41config MOUSE_PS2_ALPS
41 bool "ALPS PS/2 mouse protocol extension" if EMBEDDED 42 bool "ALPS PS/2 mouse protocol extension" if EXPERT
42 default y 43 default y
43 depends on MOUSE_PS2 44 depends on MOUSE_PS2
44 help 45 help
@@ -48,7 +49,7 @@ config MOUSE_PS2_ALPS
48 If unsure, say Y. 49 If unsure, say Y.
49 50
50config MOUSE_PS2_LOGIPS2PP 51config MOUSE_PS2_LOGIPS2PP
51 bool "Logitech PS/2++ mouse protocol extension" if EMBEDDED 52 bool "Logitech PS/2++ mouse protocol extension" if EXPERT
52 default y 53 default y
53 depends on MOUSE_PS2 54 depends on MOUSE_PS2
54 help 55 help
@@ -58,7 +59,7 @@ config MOUSE_PS2_LOGIPS2PP
58 If unsure, say Y. 59 If unsure, say Y.
59 60
60config MOUSE_PS2_SYNAPTICS 61config MOUSE_PS2_SYNAPTICS
61 bool "Synaptics PS/2 mouse protocol extension" if EMBEDDED 62 bool "Synaptics PS/2 mouse protocol extension" if EXPERT
62 default y 63 default y
63 depends on MOUSE_PS2 64 depends on MOUSE_PS2
64 help 65 help
@@ -68,7 +69,7 @@ config MOUSE_PS2_SYNAPTICS
68 If unsure, say Y. 69 If unsure, say Y.
69 70
70config MOUSE_PS2_LIFEBOOK 71config MOUSE_PS2_LIFEBOOK
71 bool "Fujitsu Lifebook PS/2 mouse protocol extension" if EMBEDDED 72 bool "Fujitsu Lifebook PS/2 mouse protocol extension" if EXPERT
72 default y 73 default y
73 depends on MOUSE_PS2 && X86 && DMI 74 depends on MOUSE_PS2 && X86 && DMI
74 help 75 help
@@ -78,7 +79,7 @@ config MOUSE_PS2_LIFEBOOK
78 If unsure, say Y. 79 If unsure, say Y.
79 80
80config MOUSE_PS2_TRACKPOINT 81config MOUSE_PS2_TRACKPOINT
81 bool "IBM Trackpoint PS/2 mouse protocol extension" if EMBEDDED 82 bool "IBM Trackpoint PS/2 mouse protocol extension" if EXPERT
82 default y 83 default y
83 depends on MOUSE_PS2 84 depends on MOUSE_PS2
84 help 85 help
diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c
index a9cf76831634..b77f9991278e 100644
--- a/drivers/input/mouse/appletouch.c
+++ b/drivers/input/mouse/appletouch.c
@@ -630,7 +630,7 @@ static void atp_complete_geyser_3_4(struct urb *urb)
630 /* Just update the base values (i.e. touchpad in untouched state) */ 630 /* Just update the base values (i.e. touchpad in untouched state) */
631 if (dev->data[dev->info->datalen - 1] & ATP_STATUS_BASE_UPDATE) { 631 if (dev->data[dev->info->datalen - 1] & ATP_STATUS_BASE_UPDATE) {
632 632
633 dprintk(KERN_DEBUG "appletouch: updated base values\n"); 633 dprintk("appletouch: updated base values\n");
634 634
635 memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old)); 635 memcpy(dev->xy_old, dev->xy_cur, sizeof(dev->xy_old));
636 goto exit; 636 goto exit;
diff --git a/drivers/input/mouse/atarimouse.c b/drivers/input/mouse/atarimouse.c
index adf45b3040e9..5c4a692bf73a 100644
--- a/drivers/input/mouse/atarimouse.c
+++ b/drivers/input/mouse/atarimouse.c
@@ -77,15 +77,15 @@ static void atamouse_interrupt(char *buf)
77#endif 77#endif
78 78
79 /* only relative events get here */ 79 /* only relative events get here */
80 dx = buf[1]; 80 dx = buf[1];
81 dy = -buf[2]; 81 dy = buf[2];
82 82
83 input_report_rel(atamouse_dev, REL_X, dx); 83 input_report_rel(atamouse_dev, REL_X, dx);
84 input_report_rel(atamouse_dev, REL_Y, dy); 84 input_report_rel(atamouse_dev, REL_Y, dy);
85 85
86 input_report_key(atamouse_dev, BTN_LEFT, buttons & 0x1); 86 input_report_key(atamouse_dev, BTN_LEFT, buttons & 0x4);
87 input_report_key(atamouse_dev, BTN_MIDDLE, buttons & 0x2); 87 input_report_key(atamouse_dev, BTN_MIDDLE, buttons & 0x2);
88 input_report_key(atamouse_dev, BTN_RIGHT, buttons & 0x4); 88 input_report_key(atamouse_dev, BTN_RIGHT, buttons & 0x1);
89 89
90 input_sync(atamouse_dev); 90 input_sync(atamouse_dev);
91 91
@@ -108,7 +108,7 @@ static int atamouse_open(struct input_dev *dev)
108static void atamouse_close(struct input_dev *dev) 108static void atamouse_close(struct input_dev *dev)
109{ 109{
110 ikbd_mouse_disable(); 110 ikbd_mouse_disable();
111 atari_mouse_interrupt_hook = NULL; 111 atari_input_mouse_interrupt_hook = NULL;
112} 112}
113 113
114static int __init atamouse_init(void) 114static int __init atamouse_init(void)
@@ -118,8 +118,9 @@ static int __init atamouse_init(void)
118 if (!MACH_IS_ATARI || !ATARIHW_PRESENT(ST_MFP)) 118 if (!MACH_IS_ATARI || !ATARIHW_PRESENT(ST_MFP))
119 return -ENODEV; 119 return -ENODEV;
120 120
121 if (!atari_keyb_init()) 121 error = atari_keyb_init();
122 return -ENODEV; 122 if (error)
123 return error;
123 124
124 atamouse_dev = input_allocate_device(); 125 atamouse_dev = input_allocate_device();
125 if (!atamouse_dev) 126 if (!atamouse_dev)
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index b95231763911..3126983c004a 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -55,6 +55,18 @@
55#define USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI 0x0236 55#define USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI 0x0236
56#define USB_DEVICE_ID_APPLE_WELLSPRING3_ISO 0x0237 56#define USB_DEVICE_ID_APPLE_WELLSPRING3_ISO 0x0237
57#define USB_DEVICE_ID_APPLE_WELLSPRING3_JIS 0x0238 57#define USB_DEVICE_ID_APPLE_WELLSPRING3_JIS 0x0238
58/* MacbookAir3,2 (unibody), aka wellspring5 */
59#define USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI 0x023f
60#define USB_DEVICE_ID_APPLE_WELLSPRING4_ISO 0x0240
61#define USB_DEVICE_ID_APPLE_WELLSPRING4_JIS 0x0241
62/* MacbookAir3,1 (unibody), aka wellspring4 */
63#define USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI 0x0242
64#define USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO 0x0243
65#define USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS 0x0244
66/* Macbook8 (unibody, March 2011) */
67#define USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI 0x0245
68#define USB_DEVICE_ID_APPLE_WELLSPRING5_ISO 0x0246
69#define USB_DEVICE_ID_APPLE_WELLSPRING5_JIS 0x0247
58 70
59#define BCM5974_DEVICE(prod) { \ 71#define BCM5974_DEVICE(prod) { \
60 .match_flags = (USB_DEVICE_ID_MATCH_DEVICE | \ 72 .match_flags = (USB_DEVICE_ID_MATCH_DEVICE | \
@@ -80,6 +92,18 @@ static const struct usb_device_id bcm5974_table[] = {
80 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI), 92 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI),
81 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_ISO), 93 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_ISO),
82 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_JIS), 94 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING3_JIS),
95 /* MacbookAir3,2 */
96 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI),
97 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4_ISO),
98 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4_JIS),
99 /* MacbookAir3,1 */
100 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI),
101 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO),
102 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS),
103 /* MacbookPro8 */
104 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI),
105 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING5_ISO),
106 BCM5974_DEVICE(USB_DEVICE_ID_APPLE_WELLSPRING5_JIS),
83 /* Terminating entry */ 107 /* Terminating entry */
84 {} 108 {}
85}; 109};
@@ -234,6 +258,42 @@ static const struct bcm5974_config bcm5974_config_table[] = {
234 { DIM_X, DIM_X / SN_COORD, -4460, 5166 }, 258 { DIM_X, DIM_X / SN_COORD, -4460, 5166 },
235 { DIM_Y, DIM_Y / SN_COORD, -75, 6700 } 259 { DIM_Y, DIM_Y / SN_COORD, -75, 6700 }
236 }, 260 },
261 {
262 USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI,
263 USB_DEVICE_ID_APPLE_WELLSPRING4_ISO,
264 USB_DEVICE_ID_APPLE_WELLSPRING4_JIS,
265 HAS_INTEGRATED_BUTTON,
266 0x84, sizeof(struct bt_data),
267 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
268 { DIM_PRESSURE, DIM_PRESSURE / SN_PRESSURE, 0, 300 },
269 { DIM_WIDTH, DIM_WIDTH / SN_WIDTH, 0, 2048 },
270 { DIM_X, DIM_X / SN_COORD, -4620, 5140 },
271 { DIM_Y, DIM_Y / SN_COORD, -150, 6600 }
272 },
273 {
274 USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI,
275 USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO,
276 USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS,
277 HAS_INTEGRATED_BUTTON,
278 0x84, sizeof(struct bt_data),
279 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
280 { DIM_PRESSURE, DIM_PRESSURE / SN_PRESSURE, 0, 300 },
281 { DIM_WIDTH, DIM_WIDTH / SN_WIDTH, 0, 2048 },
282 { DIM_X, DIM_X / SN_COORD, -4616, 5112 },
283 { DIM_Y, DIM_Y / SN_COORD, -142, 5234 }
284 },
285 {
286 USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI,
287 USB_DEVICE_ID_APPLE_WELLSPRING5_ISO,
288 USB_DEVICE_ID_APPLE_WELLSPRING5_JIS,
289 HAS_INTEGRATED_BUTTON,
290 0x84, sizeof(struct bt_data),
291 0x81, TYPE2, FINGER_TYPE2, FINGER_TYPE2 + SIZEOF_ALL_FINGERS,
292 { DIM_PRESSURE, DIM_PRESSURE / SN_PRESSURE, 0, 300 },
293 { DIM_WIDTH, DIM_WIDTH / SN_WIDTH, 0, 2048 },
294 { DIM_X, DIM_X / SN_COORD, -4415, 5050 },
295 { DIM_Y, DIM_Y / SN_COORD, -55, 6680 }
296 },
237 {} 297 {}
238}; 298};
239 299
@@ -390,10 +450,6 @@ static int report_tp_state(struct bcm5974 *dev, int size)
390 ptest = int2bound(&c->p, raw_p); 450 ptest = int2bound(&c->p, raw_p);
391 origin = raw2int(f->origin); 451 origin = raw2int(f->origin);
392 452
393 /* set the integrated button if applicable */
394 if (c->tp_type == TYPE2)
395 ibt = raw2int(dev->tp_data[BUTTON_TYPE2]);
396
397 /* while tracking finger still valid, count all fingers */ 453 /* while tracking finger still valid, count all fingers */
398 if (ptest > PRESSURE_LOW && origin) { 454 if (ptest > PRESSURE_LOW && origin) {
399 abs_p = ptest; 455 abs_p = ptest;
@@ -412,6 +468,10 @@ static int report_tp_state(struct bcm5974 *dev, int size)
412 } 468 }
413 } 469 }
414 470
471 /* set the integrated button if applicable */
472 if (c->tp_type == TYPE2)
473 ibt = raw2int(dev->tp_data[BUTTON_TYPE2]);
474
415 if (dev->fingers < nmin) 475 if (dev->fingers < nmin)
416 dev->fingers = nmin; 476 dev->fingers = nmin;
417 if (dev->fingers > nmax) 477 if (dev->fingers > nmax)
@@ -579,7 +639,7 @@ exit:
579 * device, resulting in trackpad malfunction under certain 639 * device, resulting in trackpad malfunction under certain
580 * circumstances. To get around this problem, there is at least one 640 * circumstances. To get around this problem, there is at least one
581 * example that utilizes the USB_QUIRK_RESET_RESUME quirk in order to 641 * example that utilizes the USB_QUIRK_RESET_RESUME quirk in order to
582 * recieve a reset_resume request rather than the normal resume. 642 * receive a reset_resume request rather than the normal resume.
583 * Since the implementation of reset_resume is equal to mode switch 643 * Since the implementation of reset_resume is equal to mode switch
584 * plus start_traffic, it seems easier to always do the switch when 644 * plus start_traffic, it seems easier to always do the switch when
585 * starting traffic on the device. 645 * starting traffic on the device.
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 48311204ba51..32503565faf9 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -16,6 +16,7 @@
16#include <linux/slab.h> 16#include <linux/slab.h>
17#include <linux/module.h> 17#include <linux/module.h>
18#include <linux/input.h> 18#include <linux/input.h>
19#include <linux/input/mt.h>
19#include <linux/serio.h> 20#include <linux/serio.h>
20#include <linux/libps2.h> 21#include <linux/libps2.h>
21#include "psmouse.h" 22#include "psmouse.h"
@@ -242,15 +243,37 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse)
242 input_sync(dev); 243 input_sync(dev);
243} 244}
244 245
246static void elantech_set_slot(struct input_dev *dev, int slot, bool active,
247 unsigned int x, unsigned int y)
248{
249 input_mt_slot(dev, slot);
250 input_mt_report_slot_state(dev, MT_TOOL_FINGER, active);
251 if (active) {
252 input_report_abs(dev, ABS_MT_POSITION_X, x);
253 input_report_abs(dev, ABS_MT_POSITION_Y, y);
254 }
255}
256
257/* x1 < x2 and y1 < y2 when two fingers, x = y = 0 when not pressed */
258static void elantech_report_semi_mt_data(struct input_dev *dev,
259 unsigned int num_fingers,
260 unsigned int x1, unsigned int y1,
261 unsigned int x2, unsigned int y2)
262{
263 elantech_set_slot(dev, 0, num_fingers != 0, x1, y1);
264 elantech_set_slot(dev, 1, num_fingers == 2, x2, y2);
265}
266
245/* 267/*
246 * Interpret complete data packets and report absolute mode input events for 268 * Interpret complete data packets and report absolute mode input events for
247 * hardware version 2. (6 byte packets) 269 * hardware version 2. (6 byte packets)
248 */ 270 */
249static void elantech_report_absolute_v2(struct psmouse *psmouse) 271static void elantech_report_absolute_v2(struct psmouse *psmouse)
250{ 272{
273 struct elantech_data *etd = psmouse->private;
251 struct input_dev *dev = psmouse->dev; 274 struct input_dev *dev = psmouse->dev;
252 unsigned char *packet = psmouse->packet; 275 unsigned char *packet = psmouse->packet;
253 int fingers, x1, y1, x2, y2; 276 unsigned int fingers, x1 = 0, y1 = 0, x2 = 0, y2 = 0, width = 0, pres = 0;
254 277
255 /* byte 0: n1 n0 . . . . R L */ 278 /* byte 0: n1 n0 . . . . R L */
256 fingers = (packet[0] & 0xc0) >> 6; 279 fingers = (packet[0] & 0xc0) >> 6;
@@ -270,14 +293,18 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
270 * byte 1: . . . . . x10 x9 x8 293 * byte 1: . . . . . x10 x9 x8
271 * byte 2: x7 x6 x5 x4 x4 x2 x1 x0 294 * byte 2: x7 x6 x5 x4 x4 x2 x1 x0
272 */ 295 */
273 input_report_abs(dev, ABS_X, 296 x1 = ((packet[1] & 0x07) << 8) | packet[2];
274 ((packet[1] & 0x07) << 8) | packet[2]);
275 /* 297 /*
276 * byte 4: . . . . . . y9 y8 298 * byte 4: . . . . . . y9 y8
277 * byte 5: y7 y6 y5 y4 y3 y2 y1 y0 299 * byte 5: y7 y6 y5 y4 y3 y2 y1 y0
278 */ 300 */
279 input_report_abs(dev, ABS_Y, 301 y1 = ETP_YMAX_V2 - (((packet[4] & 0x03) << 8) | packet[5]);
280 ETP_YMAX_V2 - (((packet[4] & 0x03) << 8) | packet[5])); 302
303 input_report_abs(dev, ABS_X, x1);
304 input_report_abs(dev, ABS_Y, y1);
305
306 pres = (packet[1] & 0xf0) | ((packet[4] & 0xf0) >> 4);
307 width = ((packet[0] & 0x30) >> 2) | ((packet[3] & 0x30) >> 4);
281 break; 308 break;
282 309
283 case 2: 310 case 2:
@@ -303,23 +330,24 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
303 */ 330 */
304 input_report_abs(dev, ABS_X, x1 << 2); 331 input_report_abs(dev, ABS_X, x1 << 2);
305 input_report_abs(dev, ABS_Y, y1 << 2); 332 input_report_abs(dev, ABS_Y, y1 << 2);
306 /* 333
307 * For compatibility with the proprietary X Elantech driver 334 /* Unknown so just report sensible values */
308 * report both coordinates as hat coordinates 335 pres = 127;
309 */ 336 width = 7;
310 input_report_abs(dev, ABS_HAT0X, x1);
311 input_report_abs(dev, ABS_HAT0Y, y1);
312 input_report_abs(dev, ABS_HAT1X, x2);
313 input_report_abs(dev, ABS_HAT1Y, y2);
314 break; 337 break;
315 } 338 }
316 339
340 elantech_report_semi_mt_data(dev, fingers, x1, y1, x2, y2);
317 input_report_key(dev, BTN_TOOL_FINGER, fingers == 1); 341 input_report_key(dev, BTN_TOOL_FINGER, fingers == 1);
318 input_report_key(dev, BTN_TOOL_DOUBLETAP, fingers == 2); 342 input_report_key(dev, BTN_TOOL_DOUBLETAP, fingers == 2);
319 input_report_key(dev, BTN_TOOL_TRIPLETAP, fingers == 3); 343 input_report_key(dev, BTN_TOOL_TRIPLETAP, fingers == 3);
320 input_report_key(dev, BTN_TOOL_QUADTAP, fingers == 4); 344 input_report_key(dev, BTN_TOOL_QUADTAP, fingers == 4);
321 input_report_key(dev, BTN_LEFT, packet[0] & 0x01); 345 input_report_key(dev, BTN_LEFT, packet[0] & 0x01);
322 input_report_key(dev, BTN_RIGHT, packet[0] & 0x02); 346 input_report_key(dev, BTN_RIGHT, packet[0] & 0x02);
347 if (etd->reports_pressure) {
348 input_report_abs(dev, ABS_PRESSURE, pres);
349 input_report_abs(dev, ABS_TOOL_WIDTH, width);
350 }
323 351
324 input_sync(dev); 352 input_sync(dev);
325} 353}
@@ -478,10 +506,16 @@ static void elantech_set_input_params(struct psmouse *psmouse)
478 __set_bit(BTN_TOOL_QUADTAP, dev->keybit); 506 __set_bit(BTN_TOOL_QUADTAP, dev->keybit);
479 input_set_abs_params(dev, ABS_X, ETP_XMIN_V2, ETP_XMAX_V2, 0, 0); 507 input_set_abs_params(dev, ABS_X, ETP_XMIN_V2, ETP_XMAX_V2, 0, 0);
480 input_set_abs_params(dev, ABS_Y, ETP_YMIN_V2, ETP_YMAX_V2, 0, 0); 508 input_set_abs_params(dev, ABS_Y, ETP_YMIN_V2, ETP_YMAX_V2, 0, 0);
481 input_set_abs_params(dev, ABS_HAT0X, ETP_2FT_XMIN, ETP_2FT_XMAX, 0, 0); 509 if (etd->reports_pressure) {
482 input_set_abs_params(dev, ABS_HAT0Y, ETP_2FT_YMIN, ETP_2FT_YMAX, 0, 0); 510 input_set_abs_params(dev, ABS_PRESSURE, ETP_PMIN_V2,
483 input_set_abs_params(dev, ABS_HAT1X, ETP_2FT_XMIN, ETP_2FT_XMAX, 0, 0); 511 ETP_PMAX_V2, 0, 0);
484 input_set_abs_params(dev, ABS_HAT1Y, ETP_2FT_YMIN, ETP_2FT_YMAX, 0, 0); 512 input_set_abs_params(dev, ABS_TOOL_WIDTH, ETP_WMIN_V2,
513 ETP_WMAX_V2, 0, 0);
514 }
515 __set_bit(INPUT_PROP_SEMI_MT, dev->propbit);
516 input_mt_init_slots(dev, 2);
517 input_set_abs_params(dev, ABS_MT_POSITION_X, ETP_XMIN_V2, ETP_XMAX_V2, 0, 0);
518 input_set_abs_params(dev, ABS_MT_POSITION_Y, ETP_YMIN_V2, ETP_YMAX_V2, 0, 0);
485 break; 519 break;
486 } 520 }
487} 521}
@@ -699,7 +733,7 @@ int elantech_init(struct psmouse *psmouse)
699 733
700 psmouse->private = etd = kzalloc(sizeof(struct elantech_data), GFP_KERNEL); 734 psmouse->private = etd = kzalloc(sizeof(struct elantech_data), GFP_KERNEL);
701 if (!etd) 735 if (!etd)
702 return -1; 736 return -ENOMEM;
703 737
704 etd->parity[0] = 1; 738 etd->parity[0] = 1;
705 for (i = 1; i < 256; i++) 739 for (i = 1; i < 256; i++)
@@ -725,6 +759,10 @@ int elantech_init(struct psmouse *psmouse)
725 etd->debug = 1; 759 etd->debug = 1;
726 /* Don't know how to do parity checking for version 2 */ 760 /* Don't know how to do parity checking for version 2 */
727 etd->paritycheck = 0; 761 etd->paritycheck = 0;
762
763 if (etd->fw_version >= 0x020800)
764 etd->reports_pressure = true;
765
728 } else { 766 } else {
729 etd->hw_version = 1; 767 etd->hw_version = 1;
730 etd->paritycheck = 1; 768 etd->paritycheck = 1;
diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h
index aa4aac5d2198..fabb2b99615c 100644
--- a/drivers/input/mouse/elantech.h
+++ b/drivers/input/mouse/elantech.h
@@ -77,6 +77,11 @@
77#define ETP_YMIN_V2 ( 0 + ETP_EDGE_FUZZ_V2) 77#define ETP_YMIN_V2 ( 0 + ETP_EDGE_FUZZ_V2)
78#define ETP_YMAX_V2 ( 768 - ETP_EDGE_FUZZ_V2) 78#define ETP_YMAX_V2 ( 768 - ETP_EDGE_FUZZ_V2)
79 79
80#define ETP_PMIN_V2 0
81#define ETP_PMAX_V2 255
82#define ETP_WMIN_V2 0
83#define ETP_WMAX_V2 15
84
80/* 85/*
81 * For two finger touches the coordinate of each finger gets reported 86 * For two finger touches the coordinate of each finger gets reported
82 * separately but with reduced resolution. 87 * separately but with reduced resolution.
@@ -102,6 +107,7 @@ struct elantech_data {
102 unsigned char capabilities; 107 unsigned char capabilities;
103 bool paritycheck; 108 bool paritycheck;
104 bool jumpy_cursor; 109 bool jumpy_cursor;
110 bool reports_pressure;
105 unsigned char hw_version; 111 unsigned char hw_version;
106 unsigned int fw_version; 112 unsigned int fw_version;
107 unsigned int single_finger_reports; 113 unsigned int single_finger_reports;
diff --git a/drivers/input/mouse/hgpk.c b/drivers/input/mouse/hgpk.c
index 1d2205b24800..95577c15ae56 100644
--- a/drivers/input/mouse/hgpk.c
+++ b/drivers/input/mouse/hgpk.c
@@ -40,6 +40,8 @@
40#include "psmouse.h" 40#include "psmouse.h"
41#include "hgpk.h" 41#include "hgpk.h"
42 42
43#define ILLEGAL_XY 999999
44
43static bool tpdebug; 45static bool tpdebug;
44module_param(tpdebug, bool, 0644); 46module_param(tpdebug, bool, 0644);
45MODULE_PARM_DESC(tpdebug, "enable debugging, dumping packets to KERN_DEBUG."); 47MODULE_PARM_DESC(tpdebug, "enable debugging, dumping packets to KERN_DEBUG.");
@@ -47,48 +49,150 @@ MODULE_PARM_DESC(tpdebug, "enable debugging, dumping packets to KERN_DEBUG.");
47static int recalib_delta = 100; 49static int recalib_delta = 100;
48module_param(recalib_delta, int, 0644); 50module_param(recalib_delta, int, 0644);
49MODULE_PARM_DESC(recalib_delta, 51MODULE_PARM_DESC(recalib_delta,
50 "packets containing a delta this large will cause a recalibration."); 52 "packets containing a delta this large will be discarded, and a "
53 "recalibration may be scheduled.");
51 54
52static int jumpy_delay = 1000; 55static int jumpy_delay = 20;
53module_param(jumpy_delay, int, 0644); 56module_param(jumpy_delay, int, 0644);
54MODULE_PARM_DESC(jumpy_delay, 57MODULE_PARM_DESC(jumpy_delay,
55 "delay (ms) before recal after jumpiness detected"); 58 "delay (ms) before recal after jumpiness detected");
56 59
57static int spew_delay = 1000; 60static int spew_delay = 1;
58module_param(spew_delay, int, 0644); 61module_param(spew_delay, int, 0644);
59MODULE_PARM_DESC(spew_delay, 62MODULE_PARM_DESC(spew_delay,
60 "delay (ms) before recal after packet spew detected"); 63 "delay (ms) before recal after packet spew detected");
61 64
62static int recal_guard_time = 2000; 65static int recal_guard_time;
63module_param(recal_guard_time, int, 0644); 66module_param(recal_guard_time, int, 0644);
64MODULE_PARM_DESC(recal_guard_time, 67MODULE_PARM_DESC(recal_guard_time,
65 "interval (ms) during which recal will be restarted if packet received"); 68 "interval (ms) during which recal will be restarted if packet received");
66 69
67static int post_interrupt_delay = 1000; 70static int post_interrupt_delay = 40;
68module_param(post_interrupt_delay, int, 0644); 71module_param(post_interrupt_delay, int, 0644);
69MODULE_PARM_DESC(post_interrupt_delay, 72MODULE_PARM_DESC(post_interrupt_delay,
70 "delay (ms) before recal after recal interrupt detected"); 73 "delay (ms) before recal after recal interrupt detected");
71 74
75static bool autorecal = true;
76module_param(autorecal, bool, 0644);
77MODULE_PARM_DESC(autorecal, "enable recalibration in the driver");
78
79static char hgpk_mode_name[16];
80module_param_string(hgpk_mode, hgpk_mode_name, sizeof(hgpk_mode_name), 0644);
81MODULE_PARM_DESC(hgpk_mode,
82 "default hgpk mode: mouse, glidesensor or pentablet");
83
84static int hgpk_default_mode = HGPK_MODE_MOUSE;
85
86static const char * const hgpk_mode_names[] = {
87 [HGPK_MODE_MOUSE] = "Mouse",
88 [HGPK_MODE_GLIDESENSOR] = "GlideSensor",
89 [HGPK_MODE_PENTABLET] = "PenTablet",
90};
91
92static int hgpk_mode_from_name(const char *buf, int len)
93{
94 int i;
95
96 for (i = 0; i < ARRAY_SIZE(hgpk_mode_names); i++) {
97 const char *name = hgpk_mode_names[i];
98 if (strlen(name) == len && !strncasecmp(name, buf, len))
99 return i;
100 }
101
102 return HGPK_MODE_INVALID;
103}
104
105/*
106 * see if new value is within 20% of half of old value
107 */
108static int approx_half(int curr, int prev)
109{
110 int belowhalf, abovehalf;
111
112 if (curr < 5 || prev < 5)
113 return 0;
114
115 belowhalf = (prev * 8) / 20;
116 abovehalf = (prev * 12) / 20;
117
118 return belowhalf < curr && curr <= abovehalf;
119}
120
72/* 121/*
73 * When the touchpad gets ultra-sensitive, one can keep their finger 1/2" 122 * Throw out oddly large delta packets, and any that immediately follow whose
74 * above the pad and still have it send packets. This causes a jump cursor 123 * values are each approximately half of the previous. It seems that the ALPS
75 * when one places their finger on the pad. We can probably detect the 124 * firmware emits errant packets, and they get averaged out slowly.
76 * jump as we see a large deltas (>= 100px). In mouse mode, I've been
77 * unable to even come close to 100px deltas during normal usage, so I think
78 * this threshold is safe. If a large delta occurs, trigger a recalibration.
79 */ 125 */
80static void hgpk_jumpy_hack(struct psmouse *psmouse, int x, int y) 126static int hgpk_discard_decay_hack(struct psmouse *psmouse, int x, int y)
81{ 127{
82 struct hgpk_data *priv = psmouse->private; 128 struct hgpk_data *priv = psmouse->private;
129 int avx, avy;
130 bool do_recal = false;
131
132 avx = abs(x);
133 avy = abs(y);
134
135 /* discard if too big, or half that but > 4 times the prev delta */
136 if (avx > recalib_delta ||
137 (avx > recalib_delta / 2 && ((avx / 4) > priv->xlast))) {
138 hgpk_err(psmouse, "detected %dpx jump in x\n", x);
139 priv->xbigj = avx;
140 } else if (approx_half(avx, priv->xbigj)) {
141 hgpk_err(psmouse, "detected secondary %dpx jump in x\n", x);
142 priv->xbigj = avx;
143 priv->xsaw_secondary++;
144 } else {
145 if (priv->xbigj && priv->xsaw_secondary > 1)
146 do_recal = true;
147 priv->xbigj = 0;
148 priv->xsaw_secondary = 0;
149 }
150
151 if (avy > recalib_delta ||
152 (avy > recalib_delta / 2 && ((avy / 4) > priv->ylast))) {
153 hgpk_err(psmouse, "detected %dpx jump in y\n", y);
154 priv->ybigj = avy;
155 } else if (approx_half(avy, priv->ybigj)) {
156 hgpk_err(psmouse, "detected secondary %dpx jump in y\n", y);
157 priv->ybigj = avy;
158 priv->ysaw_secondary++;
159 } else {
160 if (priv->ybigj && priv->ysaw_secondary > 1)
161 do_recal = true;
162 priv->ybigj = 0;
163 priv->ysaw_secondary = 0;
164 }
83 165
84 if (abs(x) > recalib_delta || abs(y) > recalib_delta) { 166 priv->xlast = avx;
85 hgpk_err(psmouse, ">%dpx jump detected (%d,%d)\n", 167 priv->ylast = avy;
86 recalib_delta, x, y); 168
87 /* My car gets forty rods to the hogshead and that's the 169 if (do_recal && jumpy_delay) {
88 * way I likes it! */ 170 hgpk_err(psmouse, "scheduling recalibration\n");
89 psmouse_queue_work(psmouse, &priv->recalib_wq, 171 psmouse_queue_work(psmouse, &priv->recalib_wq,
90 msecs_to_jiffies(jumpy_delay)); 172 msecs_to_jiffies(jumpy_delay));
91 } 173 }
174
175 return priv->xbigj || priv->ybigj;
176}
177
178static void hgpk_reset_spew_detection(struct hgpk_data *priv)
179{
180 priv->spew_count = 0;
181 priv->dupe_count = 0;
182 priv->x_tally = 0;
183 priv->y_tally = 0;
184 priv->spew_flag = NO_SPEW;
185}
186
187static void hgpk_reset_hack_state(struct psmouse *psmouse)
188{
189 struct hgpk_data *priv = psmouse->private;
190
191 priv->abs_x = priv->abs_y = -1;
192 priv->xlast = priv->ylast = ILLEGAL_XY;
193 priv->xbigj = priv->ybigj = 0;
194 priv->xsaw_secondary = priv->ysaw_secondary = 0;
195 hgpk_reset_spew_detection(priv);
92} 196}
93 197
94/* 198/*
@@ -116,20 +220,57 @@ static void hgpk_spewing_hack(struct psmouse *psmouse,
116 if (l || r) 220 if (l || r)
117 return; 221 return;
118 222
223 /* don't track spew if the workaround feature has been turned off */
224 if (!spew_delay)
225 return;
226
227 if (abs(x) > 3 || abs(y) > 3) {
228 /* no spew, or spew ended */
229 hgpk_reset_spew_detection(priv);
230 return;
231 }
232
233 /* Keep a tally of the overall delta to the cursor position caused by
234 * the spew */
119 priv->x_tally += x; 235 priv->x_tally += x;
120 priv->y_tally += y; 236 priv->y_tally += y;
121 237
122 if (++priv->count > 100) { 238 switch (priv->spew_flag) {
239 case NO_SPEW:
240 /* we're not spewing, but this packet might be the start */
241 priv->spew_flag = MAYBE_SPEWING;
242
243 /* fall-through */
244
245 case MAYBE_SPEWING:
246 priv->spew_count++;
247
248 if (priv->spew_count < SPEW_WATCH_COUNT)
249 break;
250
251 /* excessive spew detected, request recalibration */
252 priv->spew_flag = SPEW_DETECTED;
253
254 /* fall-through */
255
256 case SPEW_DETECTED:
257 /* only recalibrate when the overall delta to the cursor
258 * is really small. if the spew is causing significant cursor
259 * movement, it is probably a case of the user moving the
260 * cursor very slowly across the screen. */
123 if (abs(priv->x_tally) < 3 && abs(priv->y_tally) < 3) { 261 if (abs(priv->x_tally) < 3 && abs(priv->y_tally) < 3) {
124 hgpk_dbg(psmouse, "packet spew detected (%d,%d)\n", 262 hgpk_err(psmouse, "packet spew detected (%d,%d)\n",
125 priv->x_tally, priv->y_tally); 263 priv->x_tally, priv->y_tally);
264 priv->spew_flag = RECALIBRATING;
126 psmouse_queue_work(psmouse, &priv->recalib_wq, 265 psmouse_queue_work(psmouse, &priv->recalib_wq,
127 msecs_to_jiffies(spew_delay)); 266 msecs_to_jiffies(spew_delay));
128 } 267 }
129 /* reset every 100 packets */ 268
130 priv->count = 0; 269 break;
131 priv->x_tally = 0; 270 case RECALIBRATING:
132 priv->y_tally = 0; 271 /* we already detected a spew and requested a recalibration,
272 * just wait for the queue to kick into action. */
273 break;
133 } 274 }
134} 275}
135 276
@@ -143,25 +284,168 @@ static void hgpk_spewing_hack(struct psmouse *psmouse,
143 * swr/swl are the left/right buttons. 284 * swr/swl are the left/right buttons.
144 * x-neg/y-neg are the x and y delta negative bits 285 * x-neg/y-neg are the x and y delta negative bits
145 * x-over/y-over are the x and y overflow bits 286 * x-over/y-over are the x and y overflow bits
287 *
288 * ---
289 *
290 * HGPK Advanced Mode - single-mode format
291 *
292 * byte 0(PT): 1 1 0 0 1 1 1 1
293 * byte 0(GS): 1 1 1 1 1 1 1 1
294 * byte 1: 0 x6 x5 x4 x3 x2 x1 x0
295 * byte 2(PT): 0 0 x9 x8 x7 ? pt-dsw 0
296 * byte 2(GS): 0 x10 x9 x8 x7 ? gs-dsw pt-dsw
297 * byte 3: 0 y9 y8 y7 1 0 swr swl
298 * byte 4: 0 y6 y5 y4 y3 y2 y1 y0
299 * byte 5: 0 z6 z5 z4 z3 z2 z1 z0
300 *
301 * ?'s are not defined in the protocol spec, may vary between models.
302 *
303 * swr/swl are the left/right buttons.
304 *
305 * pt-dsw/gs-dsw indicate that the pt/gs sensor is detecting a
306 * pen/finger
146 */ 307 */
147static int hgpk_validate_byte(unsigned char *packet) 308static bool hgpk_is_byte_valid(struct psmouse *psmouse, unsigned char *packet)
148{ 309{
149 return (packet[0] & 0x0C) != 0x08; 310 struct hgpk_data *priv = psmouse->private;
311 int pktcnt = psmouse->pktcnt;
312 bool valid;
313
314 switch (priv->mode) {
315 case HGPK_MODE_MOUSE:
316 valid = (packet[0] & 0x0C) == 0x08;
317 break;
318
319 case HGPK_MODE_GLIDESENSOR:
320 valid = pktcnt == 1 ?
321 packet[0] == HGPK_GS : !(packet[pktcnt - 1] & 0x80);
322 break;
323
324 case HGPK_MODE_PENTABLET:
325 valid = pktcnt == 1 ?
326 packet[0] == HGPK_PT : !(packet[pktcnt - 1] & 0x80);
327 break;
328
329 default:
330 valid = false;
331 break;
332 }
333
334 if (!valid)
335 hgpk_dbg(psmouse,
336 "bad data, mode %d (%d) %02x %02x %02x %02x %02x %02x\n",
337 priv->mode, pktcnt,
338 psmouse->packet[0], psmouse->packet[1],
339 psmouse->packet[2], psmouse->packet[3],
340 psmouse->packet[4], psmouse->packet[5]);
341
342 return valid;
150} 343}
151 344
152static void hgpk_process_packet(struct psmouse *psmouse) 345static void hgpk_process_advanced_packet(struct psmouse *psmouse)
153{ 346{
154 struct input_dev *dev = psmouse->dev; 347 struct hgpk_data *priv = psmouse->private;
348 struct input_dev *idev = psmouse->dev;
155 unsigned char *packet = psmouse->packet; 349 unsigned char *packet = psmouse->packet;
156 int x, y, left, right; 350 int down = !!(packet[2] & 2);
351 int left = !!(packet[3] & 1);
352 int right = !!(packet[3] & 2);
353 int x = packet[1] | ((packet[2] & 0x78) << 4);
354 int y = packet[4] | ((packet[3] & 0x70) << 3);
355
356 if (priv->mode == HGPK_MODE_GLIDESENSOR) {
357 int pt_down = !!(packet[2] & 1);
358 int finger_down = !!(packet[2] & 2);
359 int z = packet[5];
360
361 input_report_abs(idev, ABS_PRESSURE, z);
362 if (tpdebug)
363 hgpk_dbg(psmouse, "pd=%d fd=%d z=%d",
364 pt_down, finger_down, z);
365 } else {
366 /*
367 * PenTablet mode does not report pressure, so we don't
368 * report it here
369 */
370 if (tpdebug)
371 hgpk_dbg(psmouse, "pd=%d ", down);
372 }
373
374 if (tpdebug)
375 hgpk_dbg(psmouse, "l=%d r=%d x=%d y=%d\n", left, right, x, y);
376
377 input_report_key(idev, BTN_TOUCH, down);
378 input_report_key(idev, BTN_LEFT, left);
379 input_report_key(idev, BTN_RIGHT, right);
380
381 /*
382 * If this packet says that the finger was removed, reset our position
383 * tracking so that we don't erroneously detect a jump on next press.
384 */
385 if (!down) {
386 hgpk_reset_hack_state(psmouse);
387 goto done;
388 }
389
390 /*
391 * Weed out duplicate packets (we get quite a few, and they mess up
392 * our jump detection)
393 */
394 if (x == priv->abs_x && y == priv->abs_y) {
395 if (++priv->dupe_count > SPEW_WATCH_COUNT) {
396 if (tpdebug)
397 hgpk_dbg(psmouse, "hard spew detected\n");
398 priv->spew_flag = RECALIBRATING;
399 psmouse_queue_work(psmouse, &priv->recalib_wq,
400 msecs_to_jiffies(spew_delay));
401 }
402 goto done;
403 }
157 404
158 left = packet[0] & 1; 405 /* not a duplicate, continue with position reporting */
159 right = (packet[0] >> 1) & 1; 406 priv->dupe_count = 0;
407
408 /* Don't apply hacks in PT mode, it seems reliable */
409 if (priv->mode != HGPK_MODE_PENTABLET && priv->abs_x != -1) {
410 int x_diff = priv->abs_x - x;
411 int y_diff = priv->abs_y - y;
412 if (hgpk_discard_decay_hack(psmouse, x_diff, y_diff)) {
413 if (tpdebug)
414 hgpk_dbg(psmouse, "discarding\n");
415 goto done;
416 }
417 hgpk_spewing_hack(psmouse, left, right, x_diff, y_diff);
418 }
160 419
161 x = packet[1] - ((packet[0] << 4) & 0x100); 420 input_report_abs(idev, ABS_X, x);
162 y = ((packet[0] << 3) & 0x100) - packet[2]; 421 input_report_abs(idev, ABS_Y, y);
422 priv->abs_x = x;
423 priv->abs_y = y;
424
425done:
426 input_sync(idev);
427}
428
429static void hgpk_process_simple_packet(struct psmouse *psmouse)
430{
431 struct input_dev *dev = psmouse->dev;
432 unsigned char *packet = psmouse->packet;
433 int left = packet[0] & 1;
434 int right = (packet[0] >> 1) & 1;
435 int x = packet[1] - ((packet[0] << 4) & 0x100);
436 int y = ((packet[0] << 3) & 0x100) - packet[2];
437
438 if (packet[0] & 0xc0)
439 hgpk_dbg(psmouse,
440 "overflow -- 0x%02x 0x%02x 0x%02x\n",
441 packet[0], packet[1], packet[2]);
442
443 if (hgpk_discard_decay_hack(psmouse, x, y)) {
444 if (tpdebug)
445 hgpk_dbg(psmouse, "discarding\n");
446 return;
447 }
163 448
164 hgpk_jumpy_hack(psmouse, x, y);
165 hgpk_spewing_hack(psmouse, left, right, x, y); 449 hgpk_spewing_hack(psmouse, left, right, x, y);
166 450
167 if (tpdebug) 451 if (tpdebug)
@@ -180,15 +464,14 @@ static psmouse_ret_t hgpk_process_byte(struct psmouse *psmouse)
180{ 464{
181 struct hgpk_data *priv = psmouse->private; 465 struct hgpk_data *priv = psmouse->private;
182 466
183 if (hgpk_validate_byte(psmouse->packet)) { 467 if (!hgpk_is_byte_valid(psmouse, psmouse->packet))
184 hgpk_dbg(psmouse, "%s: (%d) %02x %02x %02x\n",
185 __func__, psmouse->pktcnt, psmouse->packet[0],
186 psmouse->packet[1], psmouse->packet[2]);
187 return PSMOUSE_BAD_DATA; 468 return PSMOUSE_BAD_DATA;
188 }
189 469
190 if (psmouse->pktcnt >= psmouse->pktsize) { 470 if (psmouse->pktcnt >= psmouse->pktsize) {
191 hgpk_process_packet(psmouse); 471 if (priv->mode == HGPK_MODE_MOUSE)
472 hgpk_process_simple_packet(psmouse);
473 else
474 hgpk_process_advanced_packet(psmouse);
192 return PSMOUSE_FULL_PACKET; 475 return PSMOUSE_FULL_PACKET;
193 } 476 }
194 477
@@ -210,33 +493,176 @@ static psmouse_ret_t hgpk_process_byte(struct psmouse *psmouse)
210 return PSMOUSE_GOOD_DATA; 493 return PSMOUSE_GOOD_DATA;
211} 494}
212 495
496static int hgpk_select_mode(struct psmouse *psmouse)
497{
498 struct ps2dev *ps2dev = &psmouse->ps2dev;
499 struct hgpk_data *priv = psmouse->private;
500 int i;
501 int cmd;
502
503 /*
504 * 4 disables to enable advanced mode
505 * then 3 0xf2 bytes as the preamble for GS/PT selection
506 */
507 const int advanced_init[] = {
508 PSMOUSE_CMD_DISABLE, PSMOUSE_CMD_DISABLE,
509 PSMOUSE_CMD_DISABLE, PSMOUSE_CMD_DISABLE,
510 0xf2, 0xf2, 0xf2,
511 };
512
513 switch (priv->mode) {
514 case HGPK_MODE_MOUSE:
515 psmouse->pktsize = 3;
516 break;
517
518 case HGPK_MODE_GLIDESENSOR:
519 case HGPK_MODE_PENTABLET:
520 psmouse->pktsize = 6;
521
522 /* Switch to 'Advanced mode.', four disables in a row. */
523 for (i = 0; i < ARRAY_SIZE(advanced_init); i++)
524 if (ps2_command(ps2dev, NULL, advanced_init[i]))
525 return -EIO;
526
527 /* select between GlideSensor (mouse) or PenTablet */
528 cmd = priv->mode == HGPK_MODE_GLIDESENSOR ?
529 PSMOUSE_CMD_SETSCALE11 : PSMOUSE_CMD_SETSCALE21;
530
531 if (ps2_command(ps2dev, NULL, cmd))
532 return -EIO;
533 break;
534
535 default:
536 return -EINVAL;
537 }
538
539 return 0;
540}
541
542static void hgpk_setup_input_device(struct input_dev *input,
543 struct input_dev *old_input,
544 enum hgpk_mode mode)
545{
546 if (old_input) {
547 input->name = old_input->name;
548 input->phys = old_input->phys;
549 input->id = old_input->id;
550 input->dev.parent = old_input->dev.parent;
551 }
552
553 memset(input->evbit, 0, sizeof(input->evbit));
554 memset(input->relbit, 0, sizeof(input->relbit));
555 memset(input->keybit, 0, sizeof(input->keybit));
556
557 /* All modes report left and right buttons */
558 __set_bit(EV_KEY, input->evbit);
559 __set_bit(BTN_LEFT, input->keybit);
560 __set_bit(BTN_RIGHT, input->keybit);
561
562 switch (mode) {
563 case HGPK_MODE_MOUSE:
564 __set_bit(EV_REL, input->evbit);
565 __set_bit(REL_X, input->relbit);
566 __set_bit(REL_Y, input->relbit);
567 break;
568
569 case HGPK_MODE_GLIDESENSOR:
570 __set_bit(BTN_TOUCH, input->keybit);
571 __set_bit(BTN_TOOL_FINGER, input->keybit);
572
573 __set_bit(EV_ABS, input->evbit);
574
575 /* GlideSensor has pressure sensor, PenTablet does not */
576 input_set_abs_params(input, ABS_PRESSURE, 0, 15, 0, 0);
577
578 /* From device specs */
579 input_set_abs_params(input, ABS_X, 0, 399, 0, 0);
580 input_set_abs_params(input, ABS_Y, 0, 290, 0, 0);
581
582 /* Calculated by hand based on usable size (52mm x 38mm) */
583 input_abs_set_res(input, ABS_X, 8);
584 input_abs_set_res(input, ABS_Y, 8);
585 break;
586
587 case HGPK_MODE_PENTABLET:
588 __set_bit(BTN_TOUCH, input->keybit);
589 __set_bit(BTN_TOOL_FINGER, input->keybit);
590
591 __set_bit(EV_ABS, input->evbit);
592
593 /* From device specs */
594 input_set_abs_params(input, ABS_X, 0, 999, 0, 0);
595 input_set_abs_params(input, ABS_Y, 5, 239, 0, 0);
596
597 /* Calculated by hand based on usable size (156mm x 38mm) */
598 input_abs_set_res(input, ABS_X, 6);
599 input_abs_set_res(input, ABS_Y, 8);
600 break;
601
602 default:
603 BUG();
604 }
605}
606
607static int hgpk_reset_device(struct psmouse *psmouse, bool recalibrate)
608{
609 int err;
610
611 psmouse_reset(psmouse);
612
613 if (recalibrate) {
614 struct ps2dev *ps2dev = &psmouse->ps2dev;
615
616 /* send the recalibrate request */
617 if (ps2_command(ps2dev, NULL, 0xf5) ||
618 ps2_command(ps2dev, NULL, 0xf5) ||
619 ps2_command(ps2dev, NULL, 0xe6) ||
620 ps2_command(ps2dev, NULL, 0xf5)) {
621 return -1;
622 }
623
624 /* according to ALPS, 150mS is required for recalibration */
625 msleep(150);
626 }
627
628 err = hgpk_select_mode(psmouse);
629 if (err) {
630 hgpk_err(psmouse, "failed to select mode\n");
631 return err;
632 }
633
634 hgpk_reset_hack_state(psmouse);
635
636 return 0;
637}
638
213static int hgpk_force_recalibrate(struct psmouse *psmouse) 639static int hgpk_force_recalibrate(struct psmouse *psmouse)
214{ 640{
215 struct ps2dev *ps2dev = &psmouse->ps2dev; 641 struct ps2dev *ps2dev = &psmouse->ps2dev;
216 struct hgpk_data *priv = psmouse->private; 642 struct hgpk_data *priv = psmouse->private;
643 int err;
217 644
218 /* C-series touchpads added the recalibrate command */ 645 /* C-series touchpads added the recalibrate command */
219 if (psmouse->model < HGPK_MODEL_C) 646 if (psmouse->model < HGPK_MODEL_C)
220 return 0; 647 return 0;
221 648
649 if (!autorecal) {
650 hgpk_dbg(psmouse, "recalibrations disabled, ignoring\n");
651 return 0;
652 }
653
654 hgpk_dbg(psmouse, "recalibrating touchpad..\n");
655
222 /* we don't want to race with the irq handler, nor with resyncs */ 656 /* we don't want to race with the irq handler, nor with resyncs */
223 psmouse_set_state(psmouse, PSMOUSE_INITIALIZING); 657 psmouse_set_state(psmouse, PSMOUSE_INITIALIZING);
224 658
225 /* start by resetting the device */ 659 /* start by resetting the device */
226 psmouse_reset(psmouse); 660 err = hgpk_reset_device(psmouse, true);
227 661 if (err)
228 /* send the recalibrate request */ 662 return err;
229 if (ps2_command(ps2dev, NULL, 0xf5) ||
230 ps2_command(ps2dev, NULL, 0xf5) ||
231 ps2_command(ps2dev, NULL, 0xe6) ||
232 ps2_command(ps2dev, NULL, 0xf5)) {
233 return -1;
234 }
235
236 /* according to ALPS, 150mS is required for recalibration */
237 msleep(150);
238 663
239 /* XXX: If a finger is down during this delay, recalibration will 664 /*
665 * XXX: If a finger is down during this delay, recalibration will
240 * detect capacitance incorrectly. This is a hardware bug, and 666 * detect capacitance incorrectly. This is a hardware bug, and
241 * we don't have a good way to deal with it. The 2s window stuff 667 * we don't have a good way to deal with it. The 2s window stuff
242 * (below) is our best option for now. 668 * (below) is our best option for now.
@@ -247,25 +673,35 @@ static int hgpk_force_recalibrate(struct psmouse *psmouse)
247 673
248 psmouse_set_state(psmouse, PSMOUSE_ACTIVATED); 674 psmouse_set_state(psmouse, PSMOUSE_ACTIVATED);
249 675
250 /* After we recalibrate, we shouldn't get any packets for 2s. If 676 if (tpdebug)
251 * we do, it's likely that someone's finger was on the touchpad. 677 hgpk_dbg(psmouse, "touchpad reactivated\n");
252 * If someone's finger *was* on the touchpad, it's probably 678
253 * miscalibrated. So, we should schedule another recalibration 679 /*
680 * If we get packets right away after recalibrating, it's likely
681 * that a finger was on the touchpad. If so, it's probably
682 * miscalibrated, so we optionally schedule another.
254 */ 683 */
255 priv->recalib_window = jiffies + msecs_to_jiffies(recal_guard_time); 684 if (recal_guard_time)
685 priv->recalib_window = jiffies +
686 msecs_to_jiffies(recal_guard_time);
256 687
257 return 0; 688 return 0;
258} 689}
259 690
260/* 691/*
261 * This kills power to the touchpad; according to ALPS, current consumption 692 * This puts the touchpad in a power saving mode; according to ALPS, current
262 * goes down to 50uA after running this. To turn power back on, we drive 693 * consumption goes down to 50uA after running this. To turn power back on,
263 * MS-DAT low. 694 * we drive MS-DAT low. Measuring with a 1mA resolution ammeter says that
695 * the current on the SUS_3.3V rail drops from 3mA or 4mA to 0 when we do this.
696 *
697 * We have no formal spec that details this operation -- the low-power
698 * sequence came from a long-lost email trail.
264 */ 699 */
265static int hgpk_toggle_power(struct psmouse *psmouse, int enable) 700static int hgpk_toggle_powersave(struct psmouse *psmouse, int enable)
266{ 701{
267 struct ps2dev *ps2dev = &psmouse->ps2dev; 702 struct ps2dev *ps2dev = &psmouse->ps2dev;
268 int timeo; 703 int timeo;
704 int err;
269 705
270 /* Added on D-series touchpads */ 706 /* Added on D-series touchpads */
271 if (psmouse->model < HGPK_MODEL_D) 707 if (psmouse->model < HGPK_MODEL_D)
@@ -279,24 +715,27 @@ static int hgpk_toggle_power(struct psmouse *psmouse, int enable)
279 * the controller. Once we get an ACK back from it, it 715 * the controller. Once we get an ACK back from it, it
280 * means we can continue with the touchpad re-init. ALPS 716 * means we can continue with the touchpad re-init. ALPS
281 * tells us that 1s should be long enough, so set that as 717 * tells us that 1s should be long enough, so set that as
282 * the upper bound. 718 * the upper bound. (in practice, it takes about 3 loops.)
283 */ 719 */
284 for (timeo = 20; timeo > 0; timeo--) { 720 for (timeo = 20; timeo > 0; timeo--) {
285 if (!ps2_sendbyte(&psmouse->ps2dev, 721 if (!ps2_sendbyte(&psmouse->ps2dev,
286 PSMOUSE_CMD_DISABLE, 20)) 722 PSMOUSE_CMD_DISABLE, 20))
287 break; 723 break;
288 msleep(50); 724 msleep(25);
289 } 725 }
290 726
291 psmouse_reset(psmouse); 727 err = hgpk_reset_device(psmouse, false);
728 if (err) {
729 hgpk_err(psmouse, "Failed to reset device!\n");
730 return err;
731 }
292 732
293 /* should be all set, enable the touchpad */ 733 /* should be all set, enable the touchpad */
294 ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_ENABLE); 734 ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_ENABLE);
295 psmouse_set_state(psmouse, PSMOUSE_ACTIVATED); 735 psmouse_set_state(psmouse, PSMOUSE_ACTIVATED);
296 736 hgpk_dbg(psmouse, "Touchpad powered up.\n");
297 } else { 737 } else {
298 hgpk_dbg(psmouse, "Powering off touchpad.\n"); 738 hgpk_dbg(psmouse, "Powering off touchpad.\n");
299 psmouse_set_state(psmouse, PSMOUSE_IGNORE);
300 739
301 if (ps2_command(ps2dev, NULL, 0xec) || 740 if (ps2_command(ps2dev, NULL, 0xec) ||
302 ps2_command(ps2dev, NULL, 0xec) || 741 ps2_command(ps2dev, NULL, 0xec) ||
@@ -304,6 +743,8 @@ static int hgpk_toggle_power(struct psmouse *psmouse, int enable)
304 return -1; 743 return -1;
305 } 744 }
306 745
746 psmouse_set_state(psmouse, PSMOUSE_IGNORE);
747
307 /* probably won't see an ACK, the touchpad will be off */ 748 /* probably won't see an ACK, the touchpad will be off */
308 ps2_sendbyte(&psmouse->ps2dev, 0xec, 20); 749 ps2_sendbyte(&psmouse->ps2dev, 0xec, 20);
309 } 750 }
@@ -319,17 +760,20 @@ static int hgpk_poll(struct psmouse *psmouse)
319 760
320static int hgpk_reconnect(struct psmouse *psmouse) 761static int hgpk_reconnect(struct psmouse *psmouse)
321{ 762{
322 /* During suspend/resume the ps2 rails remain powered. We don't want 763 struct hgpk_data *priv = psmouse->private;
764
765 /*
766 * During suspend/resume the ps2 rails remain powered. We don't want
323 * to do a reset because it's flush data out of buffers; however, 767 * to do a reset because it's flush data out of buffers; however,
324 * earlier prototypes (B1) had some brokenness that required a reset. */ 768 * earlier prototypes (B1) had some brokenness that required a reset.
769 */
325 if (olpc_board_at_least(olpc_board(0xb2))) 770 if (olpc_board_at_least(olpc_board(0xb2)))
326 if (psmouse->ps2dev.serio->dev.power.power_state.event != 771 if (psmouse->ps2dev.serio->dev.power.power_state.event !=
327 PM_EVENT_ON) 772 PM_EVENT_ON)
328 return 0; 773 return 0;
329 774
330 psmouse_reset(psmouse); 775 priv->powered = 1;
331 776 return hgpk_reset_device(psmouse, false);
332 return 0;
333} 777}
334 778
335static ssize_t hgpk_show_powered(struct psmouse *psmouse, void *data, char *buf) 779static ssize_t hgpk_show_powered(struct psmouse *psmouse, void *data, char *buf)
@@ -355,7 +799,7 @@ static ssize_t hgpk_set_powered(struct psmouse *psmouse, void *data,
355 * hgpk_toggle_power will deal w/ state so 799 * hgpk_toggle_power will deal w/ state so
356 * we're not racing w/ irq 800 * we're not racing w/ irq
357 */ 801 */
358 err = hgpk_toggle_power(psmouse, value); 802 err = hgpk_toggle_powersave(psmouse, value);
359 if (!err) 803 if (!err)
360 priv->powered = value; 804 priv->powered = value;
361 } 805 }
@@ -366,6 +810,65 @@ static ssize_t hgpk_set_powered(struct psmouse *psmouse, void *data,
366__PSMOUSE_DEFINE_ATTR(powered, S_IWUSR | S_IRUGO, NULL, 810__PSMOUSE_DEFINE_ATTR(powered, S_IWUSR | S_IRUGO, NULL,
367 hgpk_show_powered, hgpk_set_powered, false); 811 hgpk_show_powered, hgpk_set_powered, false);
368 812
813static ssize_t attr_show_mode(struct psmouse *psmouse, void *data, char *buf)
814{
815 struct hgpk_data *priv = psmouse->private;
816
817 return sprintf(buf, "%s\n", hgpk_mode_names[priv->mode]);
818}
819
820static ssize_t attr_set_mode(struct psmouse *psmouse, void *data,
821 const char *buf, size_t len)
822{
823 struct hgpk_data *priv = psmouse->private;
824 enum hgpk_mode old_mode = priv->mode;
825 enum hgpk_mode new_mode = hgpk_mode_from_name(buf, len);
826 struct input_dev *old_dev = psmouse->dev;
827 struct input_dev *new_dev;
828 int err;
829
830 if (new_mode == HGPK_MODE_INVALID)
831 return -EINVAL;
832
833 if (old_mode == new_mode)
834 return len;
835
836 new_dev = input_allocate_device();
837 if (!new_dev)
838 return -ENOMEM;
839
840 psmouse_set_state(psmouse, PSMOUSE_INITIALIZING);
841
842 /* Switch device into the new mode */
843 priv->mode = new_mode;
844 err = hgpk_reset_device(psmouse, false);
845 if (err)
846 goto err_try_restore;
847
848 hgpk_setup_input_device(new_dev, old_dev, new_mode);
849
850 psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
851
852 err = input_register_device(new_dev);
853 if (err)
854 goto err_try_restore;
855
856 psmouse->dev = new_dev;
857 input_unregister_device(old_dev);
858
859 return len;
860
861err_try_restore:
862 input_free_device(new_dev);
863 priv->mode = old_mode;
864 hgpk_reset_device(psmouse, false);
865
866 return err;
867}
868
869PSMOUSE_DEFINE_ATTR(hgpk_mode, S_IWUSR | S_IRUGO, NULL,
870 attr_show_mode, attr_set_mode);
871
369static ssize_t hgpk_trigger_recal_show(struct psmouse *psmouse, 872static ssize_t hgpk_trigger_recal_show(struct psmouse *psmouse,
370 void *data, char *buf) 873 void *data, char *buf)
371{ 874{
@@ -401,6 +904,8 @@ static void hgpk_disconnect(struct psmouse *psmouse)
401 904
402 device_remove_file(&psmouse->ps2dev.serio->dev, 905 device_remove_file(&psmouse->ps2dev.serio->dev,
403 &psmouse_attr_powered.dattr); 906 &psmouse_attr_powered.dattr);
907 device_remove_file(&psmouse->ps2dev.serio->dev,
908 &psmouse_attr_hgpk_mode.dattr);
404 909
405 if (psmouse->model >= HGPK_MODEL_C) 910 if (psmouse->model >= HGPK_MODEL_C)
406 device_remove_file(&psmouse->ps2dev.serio->dev, 911 device_remove_file(&psmouse->ps2dev.serio->dev,
@@ -416,14 +921,13 @@ static void hgpk_recalib_work(struct work_struct *work)
416 struct hgpk_data *priv = container_of(w, struct hgpk_data, recalib_wq); 921 struct hgpk_data *priv = container_of(w, struct hgpk_data, recalib_wq);
417 struct psmouse *psmouse = priv->psmouse; 922 struct psmouse *psmouse = priv->psmouse;
418 923
419 hgpk_dbg(psmouse, "recalibrating touchpad..\n");
420
421 if (hgpk_force_recalibrate(psmouse)) 924 if (hgpk_force_recalibrate(psmouse))
422 hgpk_err(psmouse, "recalibration failed!\n"); 925 hgpk_err(psmouse, "recalibration failed!\n");
423} 926}
424 927
425static int hgpk_register(struct psmouse *psmouse) 928static int hgpk_register(struct psmouse *psmouse)
426{ 929{
930 struct hgpk_data *priv = psmouse->private;
427 int err; 931 int err;
428 932
429 /* register handlers */ 933 /* register handlers */
@@ -431,13 +935,14 @@ static int hgpk_register(struct psmouse *psmouse)
431 psmouse->poll = hgpk_poll; 935 psmouse->poll = hgpk_poll;
432 psmouse->disconnect = hgpk_disconnect; 936 psmouse->disconnect = hgpk_disconnect;
433 psmouse->reconnect = hgpk_reconnect; 937 psmouse->reconnect = hgpk_reconnect;
434 psmouse->pktsize = 3;
435 938
436 /* Disable the idle resync. */ 939 /* Disable the idle resync. */
437 psmouse->resync_time = 0; 940 psmouse->resync_time = 0;
438 /* Reset after a lot of bad bytes. */ 941 /* Reset after a lot of bad bytes. */
439 psmouse->resetafter = 1024; 942 psmouse->resetafter = 1024;
440 943
944 hgpk_setup_input_device(psmouse->dev, NULL, priv->mode);
945
441 err = device_create_file(&psmouse->ps2dev.serio->dev, 946 err = device_create_file(&psmouse->ps2dev.serio->dev,
442 &psmouse_attr_powered.dattr); 947 &psmouse_attr_powered.dattr);
443 if (err) { 948 if (err) {
@@ -445,6 +950,13 @@ static int hgpk_register(struct psmouse *psmouse)
445 return err; 950 return err;
446 } 951 }
447 952
953 err = device_create_file(&psmouse->ps2dev.serio->dev,
954 &psmouse_attr_hgpk_mode.dattr);
955 if (err) {
956 hgpk_err(psmouse, "Failed creating 'hgpk_mode' sysfs node\n");
957 goto err_remove_powered;
958 }
959
448 /* C-series touchpads added the recalibrate command */ 960 /* C-series touchpads added the recalibrate command */
449 if (psmouse->model >= HGPK_MODEL_C) { 961 if (psmouse->model >= HGPK_MODEL_C) {
450 err = device_create_file(&psmouse->ps2dev.serio->dev, 962 err = device_create_file(&psmouse->ps2dev.serio->dev,
@@ -452,30 +964,40 @@ static int hgpk_register(struct psmouse *psmouse)
452 if (err) { 964 if (err) {
453 hgpk_err(psmouse, 965 hgpk_err(psmouse,
454 "Failed creating 'recalibrate' sysfs node\n"); 966 "Failed creating 'recalibrate' sysfs node\n");
455 device_remove_file(&psmouse->ps2dev.serio->dev, 967 goto err_remove_mode;
456 &psmouse_attr_powered.dattr);
457 return err;
458 } 968 }
459 } 969 }
460 970
461 return 0; 971 return 0;
972
973err_remove_mode:
974 device_remove_file(&psmouse->ps2dev.serio->dev,
975 &psmouse_attr_hgpk_mode.dattr);
976err_remove_powered:
977 device_remove_file(&psmouse->ps2dev.serio->dev,
978 &psmouse_attr_powered.dattr);
979 return err;
462} 980}
463 981
464int hgpk_init(struct psmouse *psmouse) 982int hgpk_init(struct psmouse *psmouse)
465{ 983{
466 struct hgpk_data *priv; 984 struct hgpk_data *priv;
467 int err = -ENOMEM; 985 int err;
468 986
469 priv = kzalloc(sizeof(struct hgpk_data), GFP_KERNEL); 987 priv = kzalloc(sizeof(struct hgpk_data), GFP_KERNEL);
470 if (!priv) 988 if (!priv) {
989 err = -ENOMEM;
471 goto alloc_fail; 990 goto alloc_fail;
991 }
472 992
473 psmouse->private = priv; 993 psmouse->private = priv;
994
474 priv->psmouse = psmouse; 995 priv->psmouse = psmouse;
475 priv->powered = true; 996 priv->powered = true;
997 priv->mode = hgpk_default_mode;
476 INIT_DELAYED_WORK(&priv->recalib_wq, hgpk_recalib_work); 998 INIT_DELAYED_WORK(&priv->recalib_wq, hgpk_recalib_work);
477 999
478 err = psmouse_reset(psmouse); 1000 err = hgpk_reset_device(psmouse, false);
479 if (err) 1001 if (err)
480 goto init_fail; 1002 goto init_fail;
481 1003
@@ -531,3 +1053,14 @@ int hgpk_detect(struct psmouse *psmouse, bool set_properties)
531 1053
532 return 0; 1054 return 0;
533} 1055}
1056
1057void hgpk_module_init(void)
1058{
1059 hgpk_default_mode = hgpk_mode_from_name(hgpk_mode_name,
1060 strlen(hgpk_mode_name));
1061 if (hgpk_default_mode == HGPK_MODE_INVALID) {
1062 hgpk_default_mode = HGPK_MODE_MOUSE;
1063 strlcpy(hgpk_mode_name, hgpk_mode_names[HGPK_MODE_MOUSE],
1064 sizeof(hgpk_mode_name));
1065 }
1066}
diff --git a/drivers/input/mouse/hgpk.h b/drivers/input/mouse/hgpk.h
index d61cfd3ee9cb..311c0e87fcbf 100644
--- a/drivers/input/mouse/hgpk.h
+++ b/drivers/input/mouse/hgpk.h
@@ -5,6 +5,9 @@
5#ifndef _HGPK_H 5#ifndef _HGPK_H
6#define _HGPK_H 6#define _HGPK_H
7 7
8#define HGPK_GS 0xff /* The GlideSensor */
9#define HGPK_PT 0xcf /* The PenTablet */
10
8enum hgpk_model_t { 11enum hgpk_model_t {
9 HGPK_MODEL_PREA = 0x0a, /* pre-B1s */ 12 HGPK_MODEL_PREA = 0x0a, /* pre-B1s */
10 HGPK_MODEL_A = 0x14, /* found on B1s, PT disabled in hardware */ 13 HGPK_MODEL_A = 0x14, /* found on B1s, PT disabled in hardware */
@@ -13,12 +16,34 @@ enum hgpk_model_t {
13 HGPK_MODEL_D = 0x50, /* C1, mass production */ 16 HGPK_MODEL_D = 0x50, /* C1, mass production */
14}; 17};
15 18
19enum 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
28enum hgpk_mode {
29 HGPK_MODE_MOUSE,
30 HGPK_MODE_GLIDESENSOR,
31 HGPK_MODE_PENTABLET,
32 HGPK_MODE_INVALID
33};
34
16struct hgpk_data { 35struct hgpk_data {
17 struct psmouse *psmouse; 36 struct psmouse *psmouse;
37 enum hgpk_mode mode;
18 bool powered; 38 bool powered;
19 int count, x_tally, y_tally; /* hardware workaround stuff */ 39 enum hgpk_spew_flag spew_flag;
40 int spew_count, x_tally, y_tally; /* spew detection */
20 unsigned long recalib_window; 41 unsigned long recalib_window;
21 struct delayed_work recalib_wq; 42 struct delayed_work recalib_wq;
43 int abs_x, abs_y;
44 int dupe_count;
45 int xbigj, ybigj, xlast, ylast; /* jumpiness detection */
46 int xsaw_secondary, ysaw_secondary; /* jumpiness detection */
22}; 47};
23 48
24#define hgpk_dbg(psmouse, format, arg...) \ 49#define hgpk_dbg(psmouse, format, arg...) \
@@ -33,9 +58,13 @@ struct hgpk_data {
33 dev_notice(&(psmouse)->ps2dev.serio->dev, format, ## arg) 58 dev_notice(&(psmouse)->ps2dev.serio->dev, format, ## arg)
34 59
35#ifdef CONFIG_MOUSE_PS2_OLPC 60#ifdef CONFIG_MOUSE_PS2_OLPC
61void hgpk_module_init(void);
36int hgpk_detect(struct psmouse *psmouse, bool set_properties); 62int hgpk_detect(struct psmouse *psmouse, bool set_properties);
37int hgpk_init(struct psmouse *psmouse); 63int hgpk_init(struct psmouse *psmouse);
38#else 64#else
65static inline void hgpk_module_init(void)
66{
67}
39static inline int hgpk_detect(struct psmouse *psmouse, bool set_properties) 68static inline int hgpk_detect(struct psmouse *psmouse, bool set_properties)
40{ 69{
41 return -ENODEV; 70 return -ENODEV;
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 73a7af2542a8..3f74baee102b 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -1584,10 +1584,10 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, co
1584 if (!new_dev) 1584 if (!new_dev)
1585 return -ENOMEM; 1585 return -ENOMEM;
1586 1586
1587 while (serio->child) { 1587 while (!list_empty(&serio->children)) {
1588 if (++retry > 3) { 1588 if (++retry > 3) {
1589 printk(KERN_WARNING 1589 printk(KERN_WARNING
1590 "psmouse: failed to destroy child port, " 1590 "psmouse: failed to destroy children ports, "
1591 "protocol change aborted.\n"); 1591 "protocol change aborted.\n");
1592 input_free_device(new_dev); 1592 input_free_device(new_dev);
1593 return -EIO; 1593 return -EIO;
@@ -1711,6 +1711,7 @@ static int __init psmouse_init(void)
1711 1711
1712 lifebook_module_init(); 1712 lifebook_module_init();
1713 synaptics_module_init(); 1713 synaptics_module_init();
1714 hgpk_module_init();
1714 1715
1715 kpsmoused_wq = create_singlethread_workqueue("kpsmoused"); 1716 kpsmoused_wq = create_singlethread_workqueue("kpsmoused");
1716 if (!kpsmoused_wq) { 1717 if (!kpsmoused_wq) {
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 96b70a43515f..e06e045bf907 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -25,7 +25,7 @@
25 25
26#include <linux/module.h> 26#include <linux/module.h>
27#include <linux/dmi.h> 27#include <linux/dmi.h>
28#include <linux/input.h> 28#include <linux/input/mt.h>
29#include <linux/serio.h> 29#include <linux/serio.h>
30#include <linux/libps2.h> 30#include <linux/libps2.h>
31#include <linux/slab.h> 31#include <linux/slab.h>
@@ -279,6 +279,25 @@ static void synaptics_set_rate(struct psmouse *psmouse, unsigned int rate)
279 synaptics_mode_cmd(psmouse, priv->mode); 279 synaptics_mode_cmd(psmouse, priv->mode);
280} 280}
281 281
282static int synaptics_set_advanced_gesture_mode(struct psmouse *psmouse)
283{
284 static unsigned char param = 0xc8;
285 struct synaptics_data *priv = psmouse->private;
286
287 if (!SYN_CAP_ADV_GESTURE(priv->ext_cap_0c))
288 return 0;
289
290 if (psmouse_sliced_command(psmouse, SYN_QUE_MODEL))
291 return -1;
292 if (ps2_command(&psmouse->ps2dev, &param, PSMOUSE_CMD_SETRATE))
293 return -1;
294
295 /* Advanced gesture mode also sends multi finger data */
296 priv->capabilities |= BIT(1);
297
298 return 0;
299}
300
282/***************************************************************************** 301/*****************************************************************************
283 * Synaptics pass-through PS/2 port support 302 * Synaptics pass-through PS/2 port support
284 ****************************************************************************/ 303 ****************************************************************************/
@@ -294,7 +313,29 @@ static int synaptics_pt_write(struct serio *serio, unsigned char c)
294 return 0; 313 return 0;
295} 314}
296 315
297static inline int synaptics_is_pt_packet(unsigned char *buf) 316static int synaptics_pt_start(struct serio *serio)
317{
318 struct psmouse *parent = serio_get_drvdata(serio->parent);
319 struct synaptics_data *priv = parent->private;
320
321 serio_pause_rx(parent->ps2dev.serio);
322 priv->pt_port = serio;
323 serio_continue_rx(parent->ps2dev.serio);
324
325 return 0;
326}
327
328static void synaptics_pt_stop(struct serio *serio)
329{
330 struct psmouse *parent = serio_get_drvdata(serio->parent);
331 struct synaptics_data *priv = parent->private;
332
333 serio_pause_rx(parent->ps2dev.serio);
334 priv->pt_port = NULL;
335 serio_continue_rx(parent->ps2dev.serio);
336}
337
338static int synaptics_is_pt_packet(unsigned char *buf)
298{ 339{
299 return (buf[0] & 0xFC) == 0x84 && (buf[3] & 0xCC) == 0xC4; 340 return (buf[0] & 0xFC) == 0x84 && (buf[3] & 0xCC) == 0xC4;
300} 341}
@@ -315,9 +356,8 @@ static void synaptics_pass_pt_packet(struct serio *ptport, unsigned char *packet
315 356
316static void synaptics_pt_activate(struct psmouse *psmouse) 357static void synaptics_pt_activate(struct psmouse *psmouse)
317{ 358{
318 struct serio *ptport = psmouse->ps2dev.serio->child;
319 struct psmouse *child = serio_get_drvdata(ptport);
320 struct synaptics_data *priv = psmouse->private; 359 struct synaptics_data *priv = psmouse->private;
360 struct psmouse *child = serio_get_drvdata(priv->pt_port);
321 361
322 /* adjust the touchpad to child's choice of protocol */ 362 /* adjust the touchpad to child's choice of protocol */
323 if (child) { 363 if (child) {
@@ -345,6 +385,8 @@ static void synaptics_pt_create(struct psmouse *psmouse)
345 strlcpy(serio->name, "Synaptics pass-through", sizeof(serio->name)); 385 strlcpy(serio->name, "Synaptics pass-through", sizeof(serio->name));
346 strlcpy(serio->phys, "synaptics-pt/serio0", sizeof(serio->name)); 386 strlcpy(serio->phys, "synaptics-pt/serio0", sizeof(serio->name));
347 serio->write = synaptics_pt_write; 387 serio->write = synaptics_pt_write;
388 serio->start = synaptics_pt_start;
389 serio->stop = synaptics_pt_stop;
348 serio->parent = psmouse->ps2dev.serio; 390 serio->parent = psmouse->ps2dev.serio;
349 391
350 psmouse->pt_activate = synaptics_pt_activate; 392 psmouse->pt_activate = synaptics_pt_activate;
@@ -357,7 +399,9 @@ static void synaptics_pt_create(struct psmouse *psmouse)
357 * Functions to interpret the absolute mode packets 399 * Functions to interpret the absolute mode packets
358 ****************************************************************************/ 400 ****************************************************************************/
359 401
360static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data *priv, struct synaptics_hw_state *hw) 402static int synaptics_parse_hw_state(const unsigned char buf[],
403 struct synaptics_data *priv,
404 struct synaptics_hw_state *hw)
361{ 405{
362 memset(hw, 0, sizeof(struct synaptics_hw_state)); 406 memset(hw, 0, sizeof(struct synaptics_hw_state));
363 407
@@ -374,6 +418,14 @@ static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data
374 ((buf[0] & 0x04) >> 1) | 418 ((buf[0] & 0x04) >> 1) |
375 ((buf[3] & 0x04) >> 2)); 419 ((buf[3] & 0x04) >> 2));
376 420
421 if (SYN_CAP_ADV_GESTURE(priv->ext_cap_0c) && hw->w == 2) {
422 /* Gesture packet: (x, y, z) at half resolution */
423 priv->mt.x = (((buf[4] & 0x0f) << 8) | buf[1]) << 1;
424 priv->mt.y = (((buf[4] & 0xf0) << 4) | buf[2]) << 1;
425 priv->mt.z = ((buf[3] & 0x30) | (buf[5] & 0x0f)) << 1;
426 return 1;
427 }
428
377 hw->left = (buf[0] & 0x01) ? 1 : 0; 429 hw->left = (buf[0] & 0x01) ? 1 : 0;
378 hw->right = (buf[0] & 0x02) ? 1 : 0; 430 hw->right = (buf[0] & 0x02) ? 1 : 0;
379 431
@@ -429,6 +481,36 @@ static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data
429 hw->left = (buf[0] & 0x01) ? 1 : 0; 481 hw->left = (buf[0] & 0x01) ? 1 : 0;
430 hw->right = (buf[0] & 0x02) ? 1 : 0; 482 hw->right = (buf[0] & 0x02) ? 1 : 0;
431 } 483 }
484
485 return 0;
486}
487
488static void set_slot(struct input_dev *dev, int slot, bool active, int x, int y)
489{
490 input_mt_slot(dev, slot);
491 input_mt_report_slot_state(dev, MT_TOOL_FINGER, active);
492 if (active) {
493 input_report_abs(dev, ABS_MT_POSITION_X, x);
494 input_report_abs(dev, ABS_MT_POSITION_Y,
495 YMAX_NOMINAL + YMIN_NOMINAL - y);
496 }
497}
498
499static void synaptics_report_semi_mt_data(struct input_dev *dev,
500 const struct synaptics_hw_state *a,
501 const struct synaptics_hw_state *b,
502 int num_fingers)
503{
504 if (num_fingers >= 2) {
505 set_slot(dev, 0, true, min(a->x, b->x), min(a->y, b->y));
506 set_slot(dev, 1, true, max(a->x, b->x), max(a->y, b->y));
507 } else if (num_fingers == 1) {
508 set_slot(dev, 0, true, a->x, a->y);
509 set_slot(dev, 1, false, 0, 0);
510 } else {
511 set_slot(dev, 0, false, 0, 0);
512 set_slot(dev, 1, false, 0, 0);
513 }
432} 514}
433 515
434/* 516/*
@@ -443,7 +525,8 @@ static void synaptics_process_packet(struct psmouse *psmouse)
443 int finger_width; 525 int finger_width;
444 int i; 526 int i;
445 527
446 synaptics_parse_hw_state(psmouse->packet, priv, &hw); 528 if (synaptics_parse_hw_state(psmouse->packet, priv, &hw))
529 return;
447 530
448 if (hw.scroll) { 531 if (hw.scroll) {
449 priv->scroll += hw.scroll; 532 priv->scroll += hw.scroll;
@@ -465,7 +548,7 @@ static void synaptics_process_packet(struct psmouse *psmouse)
465 return; 548 return;
466 } 549 }
467 550
468 if (hw.z > 0) { 551 if (hw.z > 0 && hw.x > 1) {
469 num_fingers = 1; 552 num_fingers = 1;
470 finger_width = 5; 553 finger_width = 5;
471 if (SYN_CAP_EXTENDED(priv->capabilities)) { 554 if (SYN_CAP_EXTENDED(priv->capabilities)) {
@@ -489,6 +572,9 @@ static void synaptics_process_packet(struct psmouse *psmouse)
489 finger_width = 0; 572 finger_width = 0;
490 } 573 }
491 574
575 if (SYN_CAP_ADV_GESTURE(priv->ext_cap_0c))
576 synaptics_report_semi_mt_data(dev, &hw, &priv->mt, num_fingers);
577
492 /* Post events 578 /* Post events
493 * BTN_TOUCH has to be first as mousedev relies on it when doing 579 * BTN_TOUCH has to be first as mousedev relies on it when doing
494 * absolute -> relative conversion 580 * absolute -> relative conversion
@@ -496,7 +582,7 @@ static void synaptics_process_packet(struct psmouse *psmouse)
496 if (hw.z > 30) input_report_key(dev, BTN_TOUCH, 1); 582 if (hw.z > 30) input_report_key(dev, BTN_TOUCH, 1);
497 if (hw.z < 25) input_report_key(dev, BTN_TOUCH, 0); 583 if (hw.z < 25) input_report_key(dev, BTN_TOUCH, 0);
498 584
499 if (hw.z > 0) { 585 if (num_fingers > 0) {
500 input_report_abs(dev, ABS_X, hw.x); 586 input_report_abs(dev, ABS_X, hw.x);
501 input_report_abs(dev, ABS_Y, YMAX_NOMINAL + YMIN_NOMINAL - hw.y); 587 input_report_abs(dev, ABS_Y, YMAX_NOMINAL + YMIN_NOMINAL - hw.y);
502 } 588 }
@@ -578,9 +664,10 @@ static psmouse_ret_t synaptics_process_byte(struct psmouse *psmouse)
578 if (unlikely(priv->pkt_type == SYN_NEWABS)) 664 if (unlikely(priv->pkt_type == SYN_NEWABS))
579 priv->pkt_type = synaptics_detect_pkt_type(psmouse); 665 priv->pkt_type = synaptics_detect_pkt_type(psmouse);
580 666
581 if (SYN_CAP_PASS_THROUGH(priv->capabilities) && synaptics_is_pt_packet(psmouse->packet)) { 667 if (SYN_CAP_PASS_THROUGH(priv->capabilities) &&
582 if (psmouse->ps2dev.serio->child) 668 synaptics_is_pt_packet(psmouse->packet)) {
583 synaptics_pass_pt_packet(psmouse->ps2dev.serio->child, psmouse->packet); 669 if (priv->pt_port)
670 synaptics_pass_pt_packet(priv->pt_port, psmouse->packet);
584 } else 671 } else
585 synaptics_process_packet(psmouse); 672 synaptics_process_packet(psmouse);
586 673
@@ -598,6 +685,8 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
598{ 685{
599 int i; 686 int i;
600 687
688 __set_bit(INPUT_PROP_POINTER, dev->propbit);
689
601 __set_bit(EV_ABS, dev->evbit); 690 __set_bit(EV_ABS, dev->evbit);
602 input_set_abs_params(dev, ABS_X, 691 input_set_abs_params(dev, ABS_X,
603 XMIN_NOMINAL, priv->x_max ?: XMAX_NOMINAL, 0, 0); 692 XMIN_NOMINAL, priv->x_max ?: XMAX_NOMINAL, 0, 0);
@@ -605,6 +694,15 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
605 YMIN_NOMINAL, priv->y_max ?: YMAX_NOMINAL, 0, 0); 694 YMIN_NOMINAL, priv->y_max ?: YMAX_NOMINAL, 0, 0);
606 input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0); 695 input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0);
607 696
697 if (SYN_CAP_ADV_GESTURE(priv->ext_cap_0c)) {
698 __set_bit(INPUT_PROP_SEMI_MT, dev->propbit);
699 input_mt_init_slots(dev, 2);
700 input_set_abs_params(dev, ABS_MT_POSITION_X, XMIN_NOMINAL,
701 priv->x_max ?: XMAX_NOMINAL, 0, 0);
702 input_set_abs_params(dev, ABS_MT_POSITION_Y, YMIN_NOMINAL,
703 priv->y_max ?: YMAX_NOMINAL, 0, 0);
704 }
705
608 if (SYN_CAP_PALMDETECT(priv->capabilities)) 706 if (SYN_CAP_PALMDETECT(priv->capabilities))
609 input_set_abs_params(dev, ABS_TOOL_WIDTH, 0, 15, 0, 0); 707 input_set_abs_params(dev, ABS_TOOL_WIDTH, 0, 15, 0, 0);
610 708
@@ -639,6 +737,7 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
639 input_abs_set_res(dev, ABS_Y, priv->y_res); 737 input_abs_set_res(dev, ABS_Y, priv->y_res);
640 738
641 if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) { 739 if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
740 __set_bit(INPUT_PROP_BUTTONPAD, dev->propbit);
642 /* Clickpads report only left button */ 741 /* Clickpads report only left button */
643 __clear_bit(BTN_RIGHT, dev->keybit); 742 __clear_bit(BTN_RIGHT, dev->keybit);
644 __clear_bit(BTN_MIDDLE, dev->keybit); 743 __clear_bit(BTN_MIDDLE, dev->keybit);
@@ -656,25 +755,46 @@ static int synaptics_reconnect(struct psmouse *psmouse)
656{ 755{
657 struct synaptics_data *priv = psmouse->private; 756 struct synaptics_data *priv = psmouse->private;
658 struct synaptics_data old_priv = *priv; 757 struct synaptics_data old_priv = *priv;
758 int retry = 0;
759 int error;
659 760
660 psmouse_reset(psmouse); 761 do {
762 psmouse_reset(psmouse);
763 error = synaptics_detect(psmouse, 0);
764 } while (error && ++retry < 3);
661 765
662 if (synaptics_detect(psmouse, 0)) 766 if (error)
663 return -1; 767 return -1;
664 768
769 if (retry > 1)
770 printk(KERN_DEBUG "Synaptics reconnected after %d tries\n",
771 retry);
772
665 if (synaptics_query_hardware(psmouse)) { 773 if (synaptics_query_hardware(psmouse)) {
666 printk(KERN_ERR "Unable to query Synaptics hardware.\n"); 774 printk(KERN_ERR "Unable to query Synaptics hardware.\n");
667 return -1; 775 return -1;
668 } 776 }
669 777
778 if (synaptics_set_absolute_mode(psmouse)) {
779 printk(KERN_ERR "Unable to initialize Synaptics hardware.\n");
780 return -1;
781 }
782
783 if (synaptics_set_advanced_gesture_mode(psmouse)) {
784 printk(KERN_ERR "Advanced gesture mode reconnect failed.\n");
785 return -1;
786 }
787
670 if (old_priv.identity != priv->identity || 788 if (old_priv.identity != priv->identity ||
671 old_priv.model_id != priv->model_id || 789 old_priv.model_id != priv->model_id ||
672 old_priv.capabilities != priv->capabilities || 790 old_priv.capabilities != priv->capabilities ||
673 old_priv.ext_cap != priv->ext_cap) 791 old_priv.ext_cap != priv->ext_cap) {
674 return -1; 792 printk(KERN_ERR "Synaptics hardware appears to be different: "
675 793 "id(%ld-%ld), model(%ld-%ld), caps(%lx-%lx), ext(%lx-%lx).\n",
676 if (synaptics_set_absolute_mode(psmouse)) { 794 old_priv.identity, priv->identity,
677 printk(KERN_ERR "Unable to initialize Synaptics hardware.\n"); 795 old_priv.model_id, priv->model_id,
796 old_priv.capabilities, priv->capabilities,
797 old_priv.ext_cap, priv->ext_cap);
678 return -1; 798 return -1;
679 } 799 }
680 800
@@ -716,22 +836,52 @@ static const struct dmi_system_id __initconst toshiba_dmi_table[] = {
716 }, 836 },
717 837
718 }, 838 },
839#endif
719 { } 840 { }
841};
842
843static bool broken_olpc_ec;
844
845static const struct dmi_system_id __initconst olpc_dmi_table[] = {
846#if defined(CONFIG_DMI) && defined(CONFIG_OLPC)
847 {
848 /* OLPC XO-1 or XO-1.5 */
849 .matches = {
850 DMI_MATCH(DMI_SYS_VENDOR, "OLPC"),
851 DMI_MATCH(DMI_PRODUCT_NAME, "XO"),
852 },
853 },
720#endif 854#endif
855 { }
721}; 856};
722 857
723void __init synaptics_module_init(void) 858void __init synaptics_module_init(void)
724{ 859{
725 impaired_toshiba_kbc = dmi_check_system(toshiba_dmi_table); 860 impaired_toshiba_kbc = dmi_check_system(toshiba_dmi_table);
861 broken_olpc_ec = dmi_check_system(olpc_dmi_table);
726} 862}
727 863
728int synaptics_init(struct psmouse *psmouse) 864int synaptics_init(struct psmouse *psmouse)
729{ 865{
730 struct synaptics_data *priv; 866 struct synaptics_data *priv;
731 867
868 /*
869 * The OLPC XO has issues with Synaptics' absolute mode; similarly to
870 * the HGPK, it quickly degrades and the hardware becomes jumpy and
871 * overly sensitive. Not only that, but the constant packet spew
872 * (even at a lowered 40pps rate) overloads the EC such that key
873 * presses on the keyboard are missed. Given all of that, don't
874 * even attempt to use Synaptics mode. Relative mode seems to work
875 * just fine.
876 */
877 if (broken_olpc_ec) {
878 printk(KERN_INFO "synaptics: OLPC XO detected, not enabling Synaptics protocol.\n");
879 return -ENODEV;
880 }
881
732 psmouse->private = priv = kzalloc(sizeof(struct synaptics_data), GFP_KERNEL); 882 psmouse->private = priv = kzalloc(sizeof(struct synaptics_data), GFP_KERNEL);
733 if (!priv) 883 if (!priv)
734 return -1; 884 return -ENOMEM;
735 885
736 psmouse_reset(psmouse); 886 psmouse_reset(psmouse);
737 887
@@ -745,6 +895,11 @@ int synaptics_init(struct psmouse *psmouse)
745 goto init_fail; 895 goto init_fail;
746 } 896 }
747 897
898 if (synaptics_set_advanced_gesture_mode(psmouse)) {
899 printk(KERN_ERR "Advanced gesture mode init failed.\n");
900 goto init_fail;
901 }
902
748 priv->pkt_type = SYN_MODEL_NEWABS(priv->model_id) ? SYN_NEWABS : SYN_OLDABS; 903 priv->pkt_type = SYN_MODEL_NEWABS(priv->model_id) ? SYN_NEWABS : SYN_OLDABS;
749 904
750 printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx\n", 905 printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx\n",
@@ -778,8 +933,8 @@ int synaptics_init(struct psmouse *psmouse)
778 933
779 /* 934 /*
780 * Toshiba's KBC seems to have trouble handling data from 935 * Toshiba's KBC seems to have trouble handling data from
781 * Synaptics as full rate, switch to lower rate which is roughly 936 * Synaptics at full rate. Switch to a lower rate (roughly
782 * thye same as rate of standard PS/2 mouse. 937 * the same rate as a standard PS/2 mouse).
783 */ 938 */
784 if (psmouse->rate >= 80 && impaired_toshiba_kbc) { 939 if (psmouse->rate >= 80 && impaired_toshiba_kbc) {
785 printk(KERN_INFO "synaptics: Toshiba %s detected, limiting rate to 40pps.\n", 940 printk(KERN_INFO "synaptics: Toshiba %s detected, limiting rate to 40pps.\n",
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index b6aa7d20d8a3..7453938bf5ef 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -51,8 +51,33 @@
51#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20) 51#define SYN_EXT_CAP_REQUESTS(c) (((c) & 0x700000) >> 20)
52#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12) 52#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
53#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16) 53#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
54#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100100) 54
55/*
56 * The following describes response for the 0x0c query.
57 *
58 * byte mask name meaning
59 * ---- ---- ------- ------------
60 * 1 0x01 adjustable threshold capacitive button sensitivity
61 * can be adjusted
62 * 1 0x02 report max query 0x0d gives max coord reported
63 * 1 0x04 clearpad sensor is ClearPad product
64 * 1 0x08 advanced gesture not particularly meaningful
65 * 1 0x10 clickpad bit 0 1-button ClickPad
66 * 1 0x60 multifinger mode identifies firmware finger counting
67 * (not reporting!) algorithm.
68 * Not particularly meaningful
69 * 1 0x80 covered pad W clipped to 14, 15 == pad mostly covered
70 * 2 0x01 clickpad bit 1 2-button ClickPad
71 * 2 0x02 deluxe LED controls touchpad support LED commands
72 * ala multimedia control bar
73 * 2 0x04 reduced filtering firmware does less filtering on
74 * position data, driver should watch
75 * for noise.
76 */
77#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
78#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
55#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000) 79#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
80#define SYN_CAP_ADV_GESTURE(ex0c) ((ex0c) & 0x080000)
56 81
57/* synaptics modes query bits */ 82/* synaptics modes query bits */
58#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7)) 83#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
@@ -110,6 +135,10 @@ struct synaptics_data {
110 unsigned char pkt_type; /* packet type - old, new, etc */ 135 unsigned char pkt_type; /* packet type - old, new, etc */
111 unsigned char mode; /* current mode byte */ 136 unsigned char mode; /* current mode byte */
112 int scroll; 137 int scroll;
138
139 struct serio *pt_port; /* Pass-through serio port */
140
141 struct synaptics_hw_state mt; /* current gesture packet */
113}; 142};
114 143
115void synaptics_module_init(void); 144void synaptics_module_init(void);
diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c
index 0ae62f0bcb32..cba3c84d2f21 100644
--- a/drivers/input/mouse/synaptics_i2c.c
+++ b/drivers/input/mouse/synaptics_i2c.c
@@ -18,6 +18,7 @@
18#include <linux/delay.h> 18#include <linux/delay.h>
19#include <linux/workqueue.h> 19#include <linux/workqueue.h>
20#include <linux/slab.h> 20#include <linux/slab.h>
21#include <linux/pm.h>
21 22
22#define DRIVER_NAME "synaptics_i2c" 23#define DRIVER_NAME "synaptics_i2c"
23/* maximum product id is 15 characters */ 24/* maximum product id is 15 characters */
@@ -461,7 +462,7 @@ static void synaptics_i2c_work_handler(struct work_struct *work)
461 * While interrupt driven, there is no real need to poll the device. 462 * While interrupt driven, there is no real need to poll the device.
462 * But touchpads are very sensitive, so there could be errors 463 * But touchpads are very sensitive, so there could be errors
463 * related to physical environment and the attention line isn't 464 * related to physical environment and the attention line isn't
464 * neccesarily asserted. In such case we can lose the touchpad. 465 * necessarily asserted. In such case we can lose the touchpad.
465 * We poll the device once in THREAD_IRQ_SLEEP_SECS and 466 * We poll the device once in THREAD_IRQ_SLEEP_SECS and
466 * if error is detected, we try to reset and reconfigure the touchpad. 467 * if error is detected, we try to reset and reconfigure the touchpad.
467 */ 468 */
@@ -619,8 +620,9 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client)
619} 620}
620 621
621#ifdef CONFIG_PM 622#ifdef CONFIG_PM
622static int synaptics_i2c_suspend(struct i2c_client *client, pm_message_t mesg) 623static int synaptics_i2c_suspend(struct device *dev)
623{ 624{
625 struct i2c_client *client = to_i2c_client(dev);
624 struct synaptics_i2c *touch = i2c_get_clientdata(client); 626 struct synaptics_i2c *touch = i2c_get_clientdata(client);
625 627
626 cancel_delayed_work_sync(&touch->dwork); 628 cancel_delayed_work_sync(&touch->dwork);
@@ -631,9 +633,10 @@ static int synaptics_i2c_suspend(struct i2c_client *client, pm_message_t mesg)
631 return 0; 633 return 0;
632} 634}
633 635
634static int synaptics_i2c_resume(struct i2c_client *client) 636static int synaptics_i2c_resume(struct device *dev)
635{ 637{
636 int ret; 638 int ret;
639 struct i2c_client *client = to_i2c_client(dev);
637 struct synaptics_i2c *touch = i2c_get_clientdata(client); 640 struct synaptics_i2c *touch = i2c_get_clientdata(client);
638 641
639 ret = synaptics_i2c_reset_config(client); 642 ret = synaptics_i2c_reset_config(client);
@@ -645,11 +648,11 @@ static int synaptics_i2c_resume(struct i2c_client *client)
645 648
646 return 0; 649 return 0;
647} 650}
648#else
649#define synaptics_i2c_suspend NULL
650#define synaptics_i2c_resume NULL
651#endif 651#endif
652 652
653static SIMPLE_DEV_PM_OPS(synaptics_i2c_pm, synaptics_i2c_suspend,
654 synaptics_i2c_resume);
655
653static const struct i2c_device_id synaptics_i2c_id_table[] = { 656static const struct i2c_device_id synaptics_i2c_id_table[] = {
654 { "synaptics_i2c", 0 }, 657 { "synaptics_i2c", 0 },
655 { }, 658 { },
@@ -660,13 +663,12 @@ static struct i2c_driver synaptics_i2c_driver = {
660 .driver = { 663 .driver = {
661 .name = DRIVER_NAME, 664 .name = DRIVER_NAME,
662 .owner = THIS_MODULE, 665 .owner = THIS_MODULE,
666 .pm = &synaptics_i2c_pm,
663 }, 667 },
664 668
665 .probe = synaptics_i2c_probe, 669 .probe = synaptics_i2c_probe,
666 .remove = __devexit_p(synaptics_i2c_remove), 670 .remove = __devexit_p(synaptics_i2c_remove),
667 671
668 .suspend = synaptics_i2c_suspend,
669 .resume = synaptics_i2c_resume,
670 .id_table = synaptics_i2c_id_table, 672 .id_table = synaptics_i2c_id_table,
671}; 673};
672 674
diff --git a/drivers/input/mouse/touchkit_ps2.c b/drivers/input/mouse/touchkit_ps2.c
index 88121c59c3cc..1fd8f5e192f9 100644
--- a/drivers/input/mouse/touchkit_ps2.c
+++ b/drivers/input/mouse/touchkit_ps2.c
@@ -21,8 +21,8 @@
21 * 21 *
22 * Based upon touchkitusb.c 22 * Based upon touchkitusb.c
23 * 23 *
24 * Vendor documentation is available in support section of: 24 * Vendor documentation is available at:
25 * http://www.egalax.com.tw/ 25 * http://home.eeti.com.tw/web20/drivers/Software%20Programming%20Guide_v2.0.pdf
26 */ 26 */
27 27
28#include <linux/kernel.h> 28#include <linux/kernel.h>
diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c
index 0643e49ca603..54b2fa892e19 100644
--- a/drivers/input/mouse/trackpoint.c
+++ b/drivers/input/mouse/trackpoint.c
@@ -303,7 +303,7 @@ int trackpoint_detect(struct psmouse *psmouse, bool set_properties)
303 303
304 psmouse->private = kzalloc(sizeof(struct trackpoint_data), GFP_KERNEL); 304 psmouse->private = kzalloc(sizeof(struct trackpoint_data), GFP_KERNEL);
305 if (!psmouse->private) 305 if (!psmouse->private)
306 return -1; 306 return -ENOMEM;
307 307
308 psmouse->vendor = "IBM"; 308 psmouse->vendor = "IBM";
309 psmouse->name = "TrackPoint"; 309 psmouse->name = "TrackPoint";
diff --git a/drivers/input/mouse/vsxxxaa.c b/drivers/input/mouse/vsxxxaa.c
index bf2c0c80d6cc..eb9a3cfbeefa 100644
--- a/drivers/input/mouse/vsxxxaa.c
+++ b/drivers/input/mouse/vsxxxaa.c
@@ -334,7 +334,7 @@ static void vsxxxaa_handle_POR_packet(struct vsxxxaa *mouse)
334 * M: manufacturer location code 334 * M: manufacturer location code
335 * R: revision code 335 * R: revision code
336 * E: Error code. If it's in the range of 0x00..0x1f, only some 336 * E: Error code. If it's in the range of 0x00..0x1f, only some
337 * minor problem occured. Errors >= 0x20 are considered bad 337 * minor problem occurred. Errors >= 0x20 are considered bad
338 * and the device may not work properly... 338 * and the device may not work properly...
339 * D: <0010> == mouse, <0100> == tablet 339 * D: <0010> == mouse, <0100> == tablet
340 */ 340 */
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-16 01:03:07 -0400