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authorDmitry Torokhov <dtor@insightbb.com>2007-04-25 00:39:53 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-04-25 00:39:53 -0400
commit2ebdcc615bde8317058d76ce1f24a67f59185884 (patch)
treefb9749384a7c69a8545ae1a9de8c5eb1c6c723dc /drivers/input/mouse
parent43887ba15a0c1e293be63793541fe444778c0474 (diff)
Input: lifebook - split into 2 devices
Have lifebook protocol register 2 separate input devices - one for the touchscreen reporting absolute coordinates and touches and another one for touchpad reporting relative coordinates and left and right button presses. Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/mouse')
-rw-r--r--drivers/input/mouse/lifebook.c113
1 files changed, 93 insertions, 20 deletions
diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index aa3b245f25d9..1740cadd9594 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -20,6 +20,11 @@
20#include "psmouse.h" 20#include "psmouse.h"
21#include "lifebook.h" 21#include "lifebook.h"
22 22
23struct lifebook_data {
24 struct input_dev *dev2; /* Relative device */
25 char phys[32];
26};
27
23static const char *desired_serio_phys; 28static const char *desired_serio_phys;
24 29
25static int lifebook_set_serio_phys(struct dmi_system_id *d) 30static int lifebook_set_serio_phys(struct dmi_system_id *d)
@@ -102,7 +107,9 @@ static struct dmi_system_id lifebook_dmi_table[] = {
102 107
103static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse) 108static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse)
104{ 109{
105 struct input_dev *dev = psmouse->dev; 110 struct lifebook_data *priv = psmouse->private;
111 struct input_dev *dev1 = psmouse->dev;
112 struct input_dev *dev2 = priv->dev2;
106 unsigned char *packet = psmouse->packet; 113 unsigned char *packet = psmouse->packet;
107 int relative_packet = packet[0] & 0x08; 114 int relative_packet = packet[0] & 0x08;
108 115
@@ -135,27 +142,35 @@ static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse)
135 } 142 }
136 143
137 if (relative_packet) { 144 if (relative_packet) {
138 input_report_rel(dev, REL_X, 145 if (!dev2)
139 ((packet[0] & 0x10) ? packet[1] - 256 : packet[1])); 146 printk(KERN_WARNING "lifebook.c: got relative packet "
140 input_report_rel(dev, REL_Y, 147 "but no relative device set up\n");
141 -(int)((packet[0] & 0x20) ? packet[2] - 256 : packet[2]));
142 } else if (lifebook_use_6byte_proto) { 148 } else if (lifebook_use_6byte_proto) {
143 input_report_abs(dev, ABS_X, 149 input_report_abs(dev1, ABS_X,
144 ((packet[1] & 0x3f) << 6) | (packet[2] & 0x3f)); 150 ((packet[1] & 0x3f) << 6) | (packet[2] & 0x3f));
145 input_report_abs(dev, ABS_Y, 151 input_report_abs(dev1, ABS_Y,
146 4096 - (((packet[4] & 0x3f) << 6) | (packet[5] & 0x3f))); 152 4096 - (((packet[4] & 0x3f) << 6) | (packet[5] & 0x3f)));
147 } else { 153 } else {
148 input_report_abs(dev, ABS_X, 154 input_report_abs(dev1, ABS_X,
149 (packet[1] | ((packet[0] & 0x30) << 4))); 155 (packet[1] | ((packet[0] & 0x30) << 4)));
150 input_report_abs(dev, ABS_Y, 156 input_report_abs(dev1, ABS_Y,
151 1024 - (packet[2] | ((packet[0] & 0xC0) << 2))); 157 1024 - (packet[2] | ((packet[0] & 0xC0) << 2)));
152 } 158 }
153 159
154 input_report_key(dev, BTN_LEFT, packet[0] & 0x01); 160 input_report_key(dev1, BTN_TOUCH, packet[0] & 0x04);
155 input_report_key(dev, BTN_RIGHT, packet[0] & 0x02); 161 input_sync(dev1);
156 input_report_key(dev, BTN_TOUCH, packet[0] & 0x04);
157 162
158 input_sync(dev); 163 if (dev2) {
164 if (relative_packet) {
165 input_report_rel(dev2, REL_X,
166 ((packet[0] & 0x10) ? packet[1] - 256 : packet[1]));
167 input_report_rel(dev2, REL_Y,
168 -(int)((packet[0] & 0x20) ? packet[2] - 256 : packet[2]));
169 }
170 input_report_key(dev2, BTN_LEFT, packet[0] & 0x01);
171 input_report_key(dev2, BTN_RIGHT, packet[0] & 0x02);
172 input_sync(dev2);
173 }
159 174
160 return PSMOUSE_FULL_PACKET; 175 return PSMOUSE_FULL_PACKET;
161} 176}
@@ -179,6 +194,14 @@ static int lifebook_absolute_mode(struct psmouse *psmouse)
179 return 0; 194 return 0;
180} 195}
181 196
197static void lifebook_relative_mode(struct psmouse *psmouse)
198{
199 struct ps2dev *ps2dev = &psmouse->ps2dev;
200 unsigned char param = 0x06;
201
202 ps2_command(ps2dev, &param, PSMOUSE_CMD_SETRES);
203}
204
182static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution) 205static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution)
183{ 206{
184 static const unsigned char params[] = { 0, 1, 2, 2, 3 }; 207 static const unsigned char params[] = { 0, 1, 2, 2, 3 };
@@ -195,6 +218,8 @@ static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolu
195static void lifebook_disconnect(struct psmouse *psmouse) 218static void lifebook_disconnect(struct psmouse *psmouse)
196{ 219{
197 psmouse_reset(psmouse); 220 psmouse_reset(psmouse);
221 kfree(psmouse->private);
222 psmouse->private = NULL;
198} 223}
199 224
200int lifebook_detect(struct psmouse *psmouse, int set_properties) 225int lifebook_detect(struct psmouse *psmouse, int set_properties)
@@ -214,26 +239,74 @@ int lifebook_detect(struct psmouse *psmouse, int set_properties)
214 return 0; 239 return 0;
215} 240}
216 241
242static int lifebook_create_relative_device(struct psmouse *psmouse)
243{
244 struct input_dev *dev2;
245 struct lifebook_data *priv;
246 int error = -ENOMEM;
247
248 priv = kzalloc(sizeof(struct lifebook_data), GFP_KERNEL);
249 dev2 = input_allocate_device();
250 if (!priv || !dev2)
251 goto err_out;
252
253 priv->dev2 = dev2;
254 snprintf(priv->phys, sizeof(priv->phys),
255 "%s/input1", psmouse->ps2dev.serio->phys);
256
257 dev2->phys = priv->phys;
258 dev2->name = "PS/2 Touchpad";
259 dev2->id.bustype = BUS_I8042;
260 dev2->id.vendor = 0x0002;
261 dev2->id.product = PSMOUSE_LIFEBOOK;
262 dev2->id.version = 0x0000;
263 dev2->dev.parent = &psmouse->ps2dev.serio->dev;
264
265 dev2->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
266 dev2->relbit[LONG(REL_X)] = BIT(REL_X) | BIT(REL_Y);
267 dev2->keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT);
268
269 error = input_register_device(priv->dev2);
270 if (error)
271 goto err_out;
272
273 psmouse->private = priv;
274 return 0;
275
276 err_out:
277 input_free_device(dev2);
278 kfree(priv);
279 return error;
280}
281
217int lifebook_init(struct psmouse *psmouse) 282int lifebook_init(struct psmouse *psmouse)
218{ 283{
219 struct input_dev *input_dev = psmouse->dev; 284 struct input_dev *dev1 = psmouse->dev;
220 int max_coord = lifebook_use_6byte_proto ? 1024 : 4096; 285 int max_coord = lifebook_use_6byte_proto ? 1024 : 4096;
221 286
222 if (lifebook_absolute_mode(psmouse)) 287 if (lifebook_absolute_mode(psmouse))
223 return -1; 288 return -1;
224 289
225 input_dev->evbit[0] = BIT(EV_ABS) | BIT(EV_KEY) | BIT(EV_REL); 290 dev1->evbit[0] = BIT(EV_ABS) | BIT(EV_KEY);
226 input_dev->keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); 291 dev1->relbit[0] = 0;
227 input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH); 292 dev1->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);
228 input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y); 293 input_set_abs_params(dev1, ABS_X, 0, max_coord, 0, 0);
229 input_set_abs_params(input_dev, ABS_X, 0, max_coord, 0, 0); 294 input_set_abs_params(dev1, ABS_Y, 0, max_coord, 0, 0);
230 input_set_abs_params(input_dev, ABS_Y, 0, max_coord, 0, 0); 295
296 if (!desired_serio_phys) {
297 if (lifebook_create_relative_device(psmouse)) {
298 lifebook_relative_mode(psmouse);
299 return -1;
300 }
301 }
231 302
232 psmouse->protocol_handler = lifebook_process_byte; 303 psmouse->protocol_handler = lifebook_process_byte;
233 psmouse->set_resolution = lifebook_set_resolution; 304 psmouse->set_resolution = lifebook_set_resolution;
234 psmouse->disconnect = lifebook_disconnect; 305 psmouse->disconnect = lifebook_disconnect;
235 psmouse->reconnect = lifebook_absolute_mode; 306 psmouse->reconnect = lifebook_absolute_mode;
236 307
308 psmouse->model = lifebook_use_6byte_proto ? 6 : 3;
309
237 /* 310 /*
238 * Use packet size = 3 even when using 6-byte protocol because 311 * Use packet size = 3 even when using 6-byte protocol because
239 * that's what POLL will return on Lifebooks (according to spec). 312 * that's what POLL will return on Lifebooks (according to spec).