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authorDmitry Torokhov <dtor@insightbb.com>2007-05-01 00:24:54 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-05-01 00:24:54 -0400
commitbc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775 (patch)
tree427fcf2a7287c16d4b5aa6cbf494d59579a6a8b1 /drivers/input/serio
parent3d29cdff999c37b3876082278a8134a0642a02cd (diff)
parentdc87c3985e9b442c60994308a96f887579addc39 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/usb/input/Makefile drivers/usb/input/gtco.c
Diffstat (limited to 'drivers/input/serio')
-rw-r--r--drivers/input/serio/i8042.c10
-rw-r--r--drivers/input/serio/libps2.c2
-rw-r--r--drivers/input/serio/serio.c41
3 files changed, 24 insertions, 29 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index ff40b5cbbf3f..7c17377a65b9 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -553,7 +553,8 @@ static int __devinit i8042_check_aux(void)
553 */ 553 */
554 554
555 param = 0x5a; 555 param = 0x5a;
556 if (i8042_command(&param, I8042_CMD_AUX_LOOP) || param != 0x5a) { 556 retval = i8042_command(&param, I8042_CMD_AUX_LOOP);
557 if (retval || param != 0x5a) {
557 558
558/* 559/*
559 * External connection test - filters out AT-soldered PS/2 i8042's 560 * External connection test - filters out AT-soldered PS/2 i8042's
@@ -567,7 +568,12 @@ static int __devinit i8042_check_aux(void)
567 (param && param != 0xfa && param != 0xff)) 568 (param && param != 0xfa && param != 0xff))
568 return -1; 569 return -1;
569 570
570 aux_loop_broken = 1; 571/*
572 * If AUX_LOOP completed without error but returned unexpected data
573 * mark it as broken
574 */
575 if (!retval)
576 aux_loop_broken = 1;
571 } 577 }
572 578
573/* 579/*
diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c
index b3e84d3bb7f7..10d9d74ae43a 100644
--- a/drivers/input/serio/libps2.c
+++ b/drivers/input/serio/libps2.c
@@ -97,7 +97,7 @@ EXPORT_SYMBOL(ps2_drain);
97 97
98int ps2_is_keyboard_id(char id_byte) 98int ps2_is_keyboard_id(char id_byte)
99{ 99{
100 const static char keyboard_ids[] = { 100 static const char keyboard_ids[] = {
101 0xab, /* Regular keyboards */ 101 0xab, /* Regular keyboards */
102 0xac, /* NCD Sun keyboard */ 102 0xac, /* NCD Sun keyboard */
103 0x2b, /* Trust keyboard, translated */ 103 0x2b, /* Trust keyboard, translated */
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index a15e531ec755..5895202b972c 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -115,18 +115,18 @@ static int serio_match_port(const struct serio_device_id *ids, struct serio *ser
115 * Basic serio -> driver core mappings 115 * Basic serio -> driver core mappings
116 */ 116 */
117 117
118static void serio_bind_driver(struct serio *serio, struct serio_driver *drv) 118static int serio_bind_driver(struct serio *serio, struct serio_driver *drv)
119{ 119{
120 int error; 120 int error;
121 121
122 down_write(&serio_bus.subsys.rwsem);
123
124 if (serio_match_port(drv->id_table, serio)) { 122 if (serio_match_port(drv->id_table, serio)) {
123
125 serio->dev.driver = &drv->driver; 124 serio->dev.driver = &drv->driver;
126 if (serio_connect_driver(serio, drv)) { 125 if (serio_connect_driver(serio, drv)) {
127 serio->dev.driver = NULL; 126 serio->dev.driver = NULL;
128 goto out; 127 return -ENODEV;
129 } 128 }
129
130 error = device_bind_driver(&serio->dev); 130 error = device_bind_driver(&serio->dev);
131 if (error) { 131 if (error) {
132 printk(KERN_WARNING 132 printk(KERN_WARNING
@@ -136,31 +136,21 @@ static void serio_bind_driver(struct serio *serio, struct serio_driver *drv)
136 drv->description, error); 136 drv->description, error);
137 serio_disconnect_driver(serio); 137 serio_disconnect_driver(serio);
138 serio->dev.driver = NULL; 138 serio->dev.driver = NULL;
139 goto out; 139 return error;
140 } 140 }
141 } 141 }
142 out: 142 return 0;
143 up_write(&serio_bus.subsys.rwsem);
144}
145
146static void serio_release_driver(struct serio *serio)
147{
148 down_write(&serio_bus.subsys.rwsem);
149 device_release_driver(&serio->dev);
150 up_write(&serio_bus.subsys.rwsem);
151} 143}
152 144
153static void serio_find_driver(struct serio *serio) 145static void serio_find_driver(struct serio *serio)
154{ 146{
155 int error; 147 int error;
156 148
157 down_write(&serio_bus.subsys.rwsem);
158 error = device_attach(&serio->dev); 149 error = device_attach(&serio->dev);
159 if (error < 0) 150 if (error < 0)
160 printk(KERN_WARNING 151 printk(KERN_WARNING
161 "serio: device_attach() failed for %s (%s), error: %d\n", 152 "serio: device_attach() failed for %s (%s), error: %d\n",
162 serio->phys, serio->name, error); 153 serio->phys, serio->name, error);
163 up_write(&serio_bus.subsys.rwsem);
164} 154}
165 155
166 156
@@ -470,13 +460,12 @@ static ssize_t serio_rebind_driver(struct device *dev, struct device_attribute *
470{ 460{
471 struct serio *serio = to_serio_port(dev); 461 struct serio *serio = to_serio_port(dev);
472 struct device_driver *drv; 462 struct device_driver *drv;
473 int retval; 463 int error;
474 464
475 retval = mutex_lock_interruptible(&serio_mutex); 465 error = mutex_lock_interruptible(&serio_mutex);
476 if (retval) 466 if (error)
477 return retval; 467 return error;
478 468
479 retval = count;
480 if (!strncmp(buf, "none", count)) { 469 if (!strncmp(buf, "none", count)) {
481 serio_disconnect_port(serio); 470 serio_disconnect_port(serio);
482 } else if (!strncmp(buf, "reconnect", count)) { 471 } else if (!strncmp(buf, "reconnect", count)) {
@@ -486,15 +475,15 @@ static ssize_t serio_rebind_driver(struct device *dev, struct device_attribute *
486 serio_find_driver(serio); 475 serio_find_driver(serio);
487 } else if ((drv = driver_find(buf, &serio_bus)) != NULL) { 476 } else if ((drv = driver_find(buf, &serio_bus)) != NULL) {
488 serio_disconnect_port(serio); 477 serio_disconnect_port(serio);
489 serio_bind_driver(serio, to_serio_driver(drv)); 478 error = serio_bind_driver(serio, to_serio_driver(drv));
490 put_driver(drv); 479 put_driver(drv);
491 } else { 480 } else {
492 retval = -EINVAL; 481 error = -EINVAL;
493 } 482 }
494 483
495 mutex_unlock(&serio_mutex); 484 mutex_unlock(&serio_mutex);
496 485
497 return retval; 486 return error ? error : count;
498} 487}
499 488
500static ssize_t serio_show_bind_mode(struct device *dev, struct device_attribute *attr, char *buf) 489static ssize_t serio_show_bind_mode(struct device *dev, struct device_attribute *attr, char *buf)
@@ -665,7 +654,7 @@ static void serio_disconnect_port(struct serio *serio)
665 do { 654 do {
666 parent = s->parent; 655 parent = s->parent;
667 656
668 serio_release_driver(s); 657 device_release_driver(&s->dev);
669 serio_destroy_port(s); 658 serio_destroy_port(s);
670 } while ((s = parent) != serio); 659 } while ((s = parent) != serio);
671 } 660 }
@@ -673,7 +662,7 @@ static void serio_disconnect_port(struct serio *serio)
673 /* 662 /*
674 * Ok, no children left, now disconnect this port 663 * Ok, no children left, now disconnect this port
675 */ 664 */
676 serio_release_driver(serio); 665 device_release_driver(&serio->dev);
677} 666}
678 667
679void serio_rescan(struct serio *serio) 668void serio_rescan(struct serio *serio)