]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/commitdiff
Merge master.kernel.org:/pub/scm/linux/kernel/git/dtor/input
authorLinus Torvalds <torvalds@g5.osdl.org>
Sat, 14 Jan 2006 17:49:16 +0000 (09:49 -0800)
committerLinus Torvalds <torvalds@g5.osdl.org>
Sat, 14 Jan 2006 17:49:16 +0000 (09:49 -0800)
12 files changed:
drivers/input/mouse/alps.c
drivers/input/mouse/logips2pp.c
drivers/input/mouse/psmouse-base.c
drivers/input/mouse/psmouse.h
drivers/input/mouse/synaptics.c
drivers/input/serio/i8042-x86ia64io.h
drivers/usb/input/Kconfig
drivers/usb/input/hid-core.c
drivers/usb/input/hid-input.c
drivers/usb/input/hid.h
drivers/usb/input/pid.c
drivers/usb/input/wacom.c

index 24474335dfd1f38fb171817b844e3c8ec6a24771..2141501e9f2e498246df66233623490ade12494a 100644 (file)
@@ -348,6 +348,40 @@ static int alps_tap_mode(struct psmouse *psmouse, int enable)
        return 0;
 }
 
+/*
+ * alps_poll() - poll the touchpad for current motion packet.
+ * Used in resync.
+ */
+static int alps_poll(struct psmouse *psmouse)
+{
+       struct alps_data *priv = psmouse->private;
+       unsigned char buf[6];
+       int poll_failed;
+
+       if (priv->i->flags & ALPS_PASS)
+               alps_passthrough_mode(psmouse, 1);
+
+       poll_failed = ps2_command(&psmouse->ps2dev, buf,
+                                 PSMOUSE_CMD_POLL | (psmouse->pktsize << 8)) < 0;
+
+       if (priv->i->flags & ALPS_PASS)
+               alps_passthrough_mode(psmouse, 0);
+
+       if (poll_failed || (buf[0] & priv->i->mask0) != priv->i->byte0)
+               return -1;
+
+       if ((psmouse->badbyte & 0xc8) == 0x08) {
+/*
+ * Poll the track stick ...
+ */
+               if (ps2_command(&psmouse->ps2dev, buf, PSMOUSE_CMD_POLL | (3 << 8)))
+                       return -1;
+       }
+
+       memcpy(psmouse->packet, buf, sizeof(buf));
+       return 0;
+}
+
 static int alps_reconnect(struct psmouse *psmouse)
 {
        struct alps_data *priv = psmouse->private;
@@ -451,10 +485,14 @@ int alps_init(struct psmouse *psmouse)
        input_register_device(priv->dev2);
 
        psmouse->protocol_handler = alps_process_byte;
+       psmouse->poll = alps_poll;
        psmouse->disconnect = alps_disconnect;
        psmouse->reconnect = alps_reconnect;
        psmouse->pktsize = 6;
 
+       /* We are having trouble resyncing ALPS touchpads so disable it for now */
+       psmouse->resync_time = 0;
+
        return 0;
 
 init_fail:
index 025a71de540415ce58ca3be10c94b0ae80ac66e3..c88520d3d13cadc2c6b03819ab2ff9ade3861dd5 100644 (file)
@@ -117,7 +117,7 @@ static int ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned cha
        if (psmouse_sliced_command(psmouse, command))
                return -1;
 
-       if (ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_POLL))
+       if (ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_POLL | 0x0300))
                return -1;
 
        return 0;
index 4d5ecc04c5b65382d5b8de27c345e2ba8813e05e..7665fd9ce559c49a153289bd64e19d6255134c11 100644 (file)
@@ -54,10 +54,14 @@ static unsigned int psmouse_smartscroll = 1;
 module_param_named(smartscroll, psmouse_smartscroll, bool, 0644);
 MODULE_PARM_DESC(smartscroll, "Logitech Smartscroll autorepeat, 1 = enabled (default), 0 = disabled.");
 
-static unsigned int psmouse_resetafter;
+static unsigned int psmouse_resetafter = 5;
 module_param_named(resetafter, psmouse_resetafter, uint, 0644);
 MODULE_PARM_DESC(resetafter, "Reset device after so many bad packets (0 = never).");
 
+static unsigned int psmouse_resync_time = 5;
+module_param_named(resync_time, psmouse_resync_time, uint, 0644);
+MODULE_PARM_DESC(resync_time, "How long can mouse stay idle before forcing resync (in seconds, 0 = never).");
+
 PSMOUSE_DEFINE_ATTR(protocol, S_IWUSR | S_IRUGO,
                        NULL,
                        psmouse_attr_show_protocol, psmouse_attr_set_protocol);
@@ -70,12 +74,16 @@ PSMOUSE_DEFINE_ATTR(resolution, S_IWUSR | S_IRUGO,
 PSMOUSE_DEFINE_ATTR(resetafter, S_IWUSR | S_IRUGO,
                        (void *) offsetof(struct psmouse, resetafter),
                        psmouse_show_int_attr, psmouse_set_int_attr);
+PSMOUSE_DEFINE_ATTR(resync_time, S_IWUSR | S_IRUGO,
+                       (void *) offsetof(struct psmouse, resync_time),
+                       psmouse_show_int_attr, psmouse_set_int_attr);
 
 static struct attribute *psmouse_attributes[] = {
        &psmouse_attr_protocol.dattr.attr,
        &psmouse_attr_rate.dattr.attr,
        &psmouse_attr_resolution.dattr.attr,
        &psmouse_attr_resetafter.dattr.attr,
+       &psmouse_attr_resync_time.dattr.attr,
        NULL
 };
 
@@ -98,6 +106,8 @@ __obsolete_setup("psmouse_rate=");
  */
 static DECLARE_MUTEX(psmouse_sem);
 
+static struct workqueue_struct *kpsmoused_wq;
+
 struct psmouse_protocol {
        enum psmouse_type type;
        char *name;
@@ -178,15 +188,79 @@ static psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse, struct pt_reg
 }
 
 /*
- * psmouse_interrupt() handles incoming characters, either gathering them into
- * packets or passing them to the command routine as command output.
+ * __psmouse_set_state() sets new psmouse state and resets all flags.
+ */
+
+static inline void __psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state)
+{
+       psmouse->state = new_state;
+       psmouse->pktcnt = psmouse->out_of_sync = 0;
+       psmouse->ps2dev.flags = 0;
+       psmouse->last = jiffies;
+}
+
+
+/*
+ * psmouse_set_state() sets new psmouse state and resets all flags and
+ * counters while holding serio lock so fighting with interrupt handler
+ * is not a concern.
+ */
+
+static void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state)
+{
+       serio_pause_rx(psmouse->ps2dev.serio);
+       __psmouse_set_state(psmouse, new_state);
+       serio_continue_rx(psmouse->ps2dev.serio);
+}
+
+/*
+ * psmouse_handle_byte() processes one byte of the input data stream
+ * by calling corresponding protocol handler.
+ */
+
+static int psmouse_handle_byte(struct psmouse *psmouse, struct pt_regs *regs)
+{
+       psmouse_ret_t rc = psmouse->protocol_handler(psmouse, regs);
+
+       switch (rc) {
+               case PSMOUSE_BAD_DATA:
+                       if (psmouse->state == PSMOUSE_ACTIVATED) {
+                               printk(KERN_WARNING "psmouse.c: %s at %s lost sync at byte %d\n",
+                                       psmouse->name, psmouse->phys, psmouse->pktcnt);
+                               if (++psmouse->out_of_sync == psmouse->resetafter) {
+                                       __psmouse_set_state(psmouse, PSMOUSE_IGNORE);
+                                       printk(KERN_NOTICE "psmouse.c: issuing reconnect request\n");
+                                       serio_reconnect(psmouse->ps2dev.serio);
+                                       return -1;
+                               }
+                       }
+                       psmouse->pktcnt = 0;
+                       break;
+
+               case PSMOUSE_FULL_PACKET:
+                       psmouse->pktcnt = 0;
+                       if (psmouse->out_of_sync) {
+                               psmouse->out_of_sync = 0;
+                               printk(KERN_NOTICE "psmouse.c: %s at %s - driver resynched.\n",
+                                       psmouse->name, psmouse->phys);
+                       }
+                       break;
+
+               case PSMOUSE_GOOD_DATA:
+                       break;
+       }
+       return 0;
+}
+
+/*
+ * psmouse_interrupt() handles incoming characters, either passing them
+ * for normal processing or gathering them as command response.
  */
 
 static irqreturn_t psmouse_interrupt(struct serio *serio,
                unsigned char data, unsigned int flags, struct pt_regs *regs)
 {
        struct psmouse *psmouse = serio_get_drvdata(serio);
-       psmouse_ret_t rc;
 
        if (psmouse->state == PSMOUSE_IGNORE)
                goto out;
@@ -208,67 +282,58 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
                if  (ps2_handle_response(&psmouse->ps2dev, data))
                        goto out;
 
-       if (psmouse->state == PSMOUSE_INITIALIZING)
+       if (psmouse->state <= PSMOUSE_RESYNCING)
                goto out;
 
        if (psmouse->state == PSMOUSE_ACTIVATED &&
            psmouse->pktcnt && time_after(jiffies, psmouse->last + HZ/2)) {
-               printk(KERN_WARNING "psmouse.c: %s at %s lost synchronization, throwing %d bytes away.\n",
+               printk(KERN_INFO "psmouse.c: %s at %s lost synchronization, throwing %d bytes away.\n",
                       psmouse->name, psmouse->phys, psmouse->pktcnt);
-               psmouse->pktcnt = 0;
+               psmouse->badbyte = psmouse->packet[0];
+               __psmouse_set_state(psmouse, PSMOUSE_RESYNCING);
+               queue_work(kpsmoused_wq, &psmouse->resync_work);
+               goto out;
        }
 
-       psmouse->last = jiffies;
        psmouse->packet[psmouse->pktcnt++] = data;
-
-       if (psmouse->packet[0] == PSMOUSE_RET_BAT) {
+/*
+ * Check if this is a new device announcement (0xAA 0x00)
+ */
+       if (unlikely(psmouse->packet[0] == PSMOUSE_RET_BAT && psmouse->pktcnt <= 2)) {
                if (psmouse->pktcnt == 1)
                        goto out;
 
-               if (psmouse->pktcnt == 2) {
-                       if (psmouse->packet[1] == PSMOUSE_RET_ID) {
-                               psmouse->state = PSMOUSE_IGNORE;
-                               serio_reconnect(serio);
-                               goto out;
-                       }
-                       if (psmouse->type == PSMOUSE_SYNAPTICS) {
-                               /* neither 0xAA nor 0x00 are valid first bytes
-                                * for a packet in absolute mode
-                                */
-                               psmouse->pktcnt = 0;
-                               goto out;
-                       }
+               if (psmouse->packet[1] == PSMOUSE_RET_ID) {
+                       __psmouse_set_state(psmouse, PSMOUSE_IGNORE);
+                       serio_reconnect(serio);
+                       goto out;
                }
-       }
-
-       rc = psmouse->protocol_handler(psmouse, regs);
+/*
+ * Not a new device, try processing first byte normally
+ */
+               psmouse->pktcnt = 1;
+               if (psmouse_handle_byte(psmouse, regs))
+                       goto out;
 
-       switch (rc) {
-               case PSMOUSE_BAD_DATA:
-                       printk(KERN_WARNING "psmouse.c: %s at %s lost sync at byte %d\n",
-                               psmouse->name, psmouse->phys, psmouse->pktcnt);
-                       psmouse->pktcnt = 0;
+               psmouse->packet[psmouse->pktcnt++] = data;
+       }
 
-                       if (++psmouse->out_of_sync == psmouse->resetafter) {
-                               psmouse->state = PSMOUSE_IGNORE;
-                               printk(KERN_NOTICE "psmouse.c: issuing reconnect request\n");
-                               serio_reconnect(psmouse->ps2dev.serio);
-                       }
-                       break;
+/*
+ * See if we need to force resync because mouse was idle for too long
+ */
+       if (psmouse->state == PSMOUSE_ACTIVATED &&
+           psmouse->pktcnt == 1 && psmouse->resync_time &&
+           time_after(jiffies, psmouse->last + psmouse->resync_time * HZ)) {
+               psmouse->badbyte = psmouse->packet[0];
+               __psmouse_set_state(psmouse, PSMOUSE_RESYNCING);
+               queue_work(kpsmoused_wq, &psmouse->resync_work);
+               goto out;
+       }
 
-               case PSMOUSE_FULL_PACKET:
-                       psmouse->pktcnt = 0;
-                       if (psmouse->out_of_sync) {
-                               psmouse->out_of_sync = 0;
-                               printk(KERN_NOTICE "psmouse.c: %s at %s - driver resynched.\n",
-                                       psmouse->name, psmouse->phys);
-                       }
-                       break;
+       psmouse->last = jiffies;
+       psmouse_handle_byte(psmouse, regs);
 
-               case PSMOUSE_GOOD_DATA:
-                       break;
-       }
-out:
+ out:
        return IRQ_HANDLED;
 }
 
@@ -751,21 +816,6 @@ static void psmouse_initialize(struct psmouse *psmouse)
        }
 }
 
-/*
- * psmouse_set_state() sets new psmouse state and resets all flags and
- * counters while holding serio lock so fighting with interrupt handler
- * is not a concern.
- */
-
-static void psmouse_set_state(struct psmouse *psmouse, enum psmouse_state new_state)
-{
-       serio_pause_rx(psmouse->ps2dev.serio);
-       psmouse->state = new_state;
-       psmouse->pktcnt = psmouse->out_of_sync = 0;
-       psmouse->ps2dev.flags = 0;
-       serio_continue_rx(psmouse->ps2dev.serio);
-}
-
 /*
  * psmouse_activate() enables the mouse so that we get motion reports from it.
  */
@@ -794,6 +844,111 @@ static void psmouse_deactivate(struct psmouse *psmouse)
        psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
 }
 
+/*
+ * psmouse_poll() - default poll hanlder. Everyone except for ALPS uses it.
+ */
+
+static int psmouse_poll(struct psmouse *psmouse)
+{
+       return ps2_command(&psmouse->ps2dev, psmouse->packet,
+                          PSMOUSE_CMD_POLL | (psmouse->pktsize << 8));
+}
+
+
+/*
+ * psmouse_resync() attempts to re-validate current protocol.
+ */
+
+static void psmouse_resync(void *p)
+{
+       struct psmouse *psmouse = p, *parent = NULL;
+       struct serio *serio = psmouse->ps2dev.serio;
+       psmouse_ret_t rc = PSMOUSE_GOOD_DATA;
+       int failed = 0, enabled = 0;
+       int i;
+
+       down(&psmouse_sem);
+
+       if (psmouse->state != PSMOUSE_RESYNCING)
+               goto out;
+
+       if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) {
+               parent = serio_get_drvdata(serio->parent);
+               psmouse_deactivate(parent);
+       }
+
+/*
+ * Some mice don't ACK commands sent while they are in the middle of
+ * transmitting motion packet. To avoid delay we use ps2_sendbyte()
+ * instead of ps2_command() which would wait for 200ms for an ACK
+ * that may never come.
+ * As an additional quirk ALPS touchpads may not only forget to ACK
+ * disable command but will stop reporting taps, so if we see that
+ * mouse at least once ACKs disable we will do full reconnect if ACK
+ * is missing.
+ */
+       psmouse->num_resyncs++;
+
+       if (ps2_sendbyte(&psmouse->ps2dev, PSMOUSE_CMD_DISABLE, 20)) {
+               if (psmouse->num_resyncs < 3 || psmouse->acks_disable_command)
+                       failed = 1;
+       } else
+               psmouse->acks_disable_command = 1;
+
+/*
+ * Poll the mouse. If it was reset the packet will be shorter than
+ * psmouse->pktsize and ps2_command will fail. We do not expect and
+ * do not handle scenario when mouse "upgrades" its protocol while
+ * disconnected since it would require additional delay. If we ever
+ * see a mouse that does it we'll adjust the code.
+ */
+       if (!failed) {
+               if (psmouse->poll(psmouse))
+                       failed = 1;
+               else {
+                       psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
+                       for (i = 0; i < psmouse->pktsize; i++) {
+                               psmouse->pktcnt++;
+                               rc = psmouse->protocol_handler(psmouse, NULL);
+                               if (rc != PSMOUSE_GOOD_DATA)
+                                       break;
+                       }
+                       if (rc != PSMOUSE_FULL_PACKET)
+                               failed = 1;
+                       psmouse_set_state(psmouse, PSMOUSE_RESYNCING);
+               }
+       }
+/*
+ * Now try to enable mouse. We try to do that even if poll failed and also
+ * repeat our attempts 5 times, otherwise we may be left out with disabled
+ * mouse.
+ */
+       for (i = 0; i < 5; i++) {
+               if (!ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_ENABLE)) {
+                       enabled = 1;
+                       break;
+               }
+               msleep(200);
+       }
+
+       if (!enabled) {
+               printk(KERN_WARNING "psmouse.c: failed to re-enable mouse on %s\n",
+                       psmouse->ps2dev.serio->phys);
+               failed = 1;
+       }
+
+       if (failed) {
+               psmouse_set_state(psmouse, PSMOUSE_IGNORE);
+               printk(KERN_INFO "psmouse.c: resync failed, issuing reconnect request\n");
+               serio_reconnect(serio);
+       } else
+               psmouse_set_state(psmouse, PSMOUSE_ACTIVATED);
+
+       if (parent)
+               psmouse_activate(parent);
+ out:
+       up(&psmouse_sem);
+}
 
 /*
  * psmouse_cleanup() resets the mouse into power-on state.
@@ -822,6 +977,11 @@ static void psmouse_disconnect(struct serio *serio)
 
        psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
 
+       /* make sure we don't have a resync in progress */
+       up(&psmouse_sem);
+       flush_workqueue(kpsmoused_wq);
+       down(&psmouse_sem);
+
        if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) {
                parent = serio_get_drvdata(serio->parent);
                psmouse_deactivate(parent);
@@ -859,6 +1019,7 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, struct psmouse_proto
 
        psmouse->set_rate = psmouse_set_rate;
        psmouse->set_resolution = psmouse_set_resolution;
+       psmouse->poll = psmouse_poll;
        psmouse->protocol_handler = psmouse_process_byte;
        psmouse->pktsize = 3;
 
@@ -874,6 +1035,23 @@ static int psmouse_switch_protocol(struct psmouse *psmouse, struct psmouse_proto
        else
                psmouse->type = psmouse_extensions(psmouse, psmouse_max_proto, 1);
 
+       /*
+        * If mouse's packet size is 3 there is no point in polling the
+        * device in hopes to detect protocol reset - we won't get less
+        * than 3 bytes response anyhow.
+        */
+       if (psmouse->pktsize == 3)
+               psmouse->resync_time = 0;
+
+       /*
+        * Some smart KVMs fake response to POLL command returning just
+        * 3 bytes and messing up our resync logic, so if initial poll
+        * fails we won't try polling the device anymore. Hopefully
+        * such KVM will maintain initially selected protocol.
+        */
+       if (psmouse->resync_time && psmouse->poll(psmouse))
+               psmouse->resync_time = 0;
+
        sprintf(psmouse->devname, "%s %s %s",
                psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name);
 
@@ -914,6 +1092,7 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv)
                goto out;
 
        ps2_init(&psmouse->ps2dev, serio);
+       INIT_WORK(&psmouse->resync_work, psmouse_resync, psmouse);
        psmouse->dev = input_dev;
        sprintf(psmouse->phys, "%s/input0", serio->phys);
 
@@ -934,6 +1113,7 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv)
        psmouse->rate = psmouse_rate;
        psmouse->resolution = psmouse_resolution;
        psmouse->resetafter = psmouse_resetafter;
+       psmouse->resync_time = parent ? 0 : psmouse_resync_time;
        psmouse->smartscroll = psmouse_smartscroll;
 
        psmouse_switch_protocol(psmouse, NULL);
@@ -1278,13 +1458,21 @@ static int psmouse_get_maxproto(char *buffer, struct kernel_param *kp)
 
 static int __init psmouse_init(void)
 {
+       kpsmoused_wq = create_singlethread_workqueue("kpsmoused");
+       if (!kpsmoused_wq) {
+               printk(KERN_ERR "psmouse: failed to create kpsmoused workqueue\n");
+               return -ENOMEM;
+       }
+
        serio_register_driver(&psmouse_drv);
+
        return 0;
 }
 
 static void __exit psmouse_exit(void)
 {
        serio_unregister_driver(&psmouse_drv);
+       destroy_workqueue(kpsmoused_wq);
 }
 
 module_init(psmouse_init);
index 7c4192bd1279c62e16d621942b0855384e7f3f91..4d9107fba6a10e8da641a3b5e5630924b66fe110 100644 (file)
@@ -7,7 +7,7 @@
 #define PSMOUSE_CMD_GETINFO    0x03e9
 #define PSMOUSE_CMD_SETSTREAM  0x00ea
 #define PSMOUSE_CMD_SETPOLL    0x00f0
-#define PSMOUSE_CMD_POLL       0x03eb
+#define PSMOUSE_CMD_POLL       0x00eb  /* caller sets number of bytes to receive */
 #define PSMOUSE_CMD_GETID      0x02f2
 #define PSMOUSE_CMD_SETRATE    0x10f3
 #define PSMOUSE_CMD_ENABLE     0x00f4
@@ -23,6 +23,7 @@
 enum psmouse_state {
        PSMOUSE_IGNORE,
        PSMOUSE_INITIALIZING,
+       PSMOUSE_RESYNCING,
        PSMOUSE_CMD_MODE,
        PSMOUSE_ACTIVATED,
 };
@@ -38,15 +39,19 @@ struct psmouse {
        void *private;
        struct input_dev *dev;
        struct ps2dev ps2dev;
+       struct work_struct resync_work;
        char *vendor;
        char *name;
        unsigned char packet[8];
+       unsigned char badbyte;
        unsigned char pktcnt;
        unsigned char pktsize;
        unsigned char type;
+       unsigned char acks_disable_command;
        unsigned int model;
        unsigned long last;
        unsigned long out_of_sync;
+       unsigned long num_resyncs;
        enum psmouse_state state;
        char devname[64];
        char phys[32];
@@ -54,6 +59,7 @@ struct psmouse {
        unsigned int rate;
        unsigned int resolution;
        unsigned int resetafter;
+       unsigned int resync_time;
        unsigned int smartscroll;       /* Logitech only */
 
        psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse, struct pt_regs *regs);
@@ -62,6 +68,7 @@ struct psmouse {
 
        int (*reconnect)(struct psmouse *psmouse);
        void (*disconnect)(struct psmouse *psmouse);
+       int (*poll)(struct psmouse *psmouse);
 
        void (*pt_activate)(struct psmouse *psmouse);
        void (*pt_deactivate)(struct psmouse *psmouse);
index 97cdfd6acaca039e06d89e3073a72c8b712d70dd..2051bec2c394b896700612590749ac7b31da9de2 100644 (file)
@@ -652,6 +652,8 @@ int synaptics_init(struct psmouse *psmouse)
        psmouse->disconnect = synaptics_disconnect;
        psmouse->reconnect = synaptics_reconnect;
        psmouse->pktsize = 6;
+       /* Synaptics can usually stay in sync without extra help */
+       psmouse->resync_time = 0;
 
        if (SYN_CAP_PASS_THROUGH(priv->capabilities))
                synaptics_pt_create(psmouse);
index 2d2f9fb3adede436e1e965be059f8f6210e77092..a4c6f352272390af0d2d8b740d53a1bb8cd2668d 100644 (file)
@@ -173,6 +173,13 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "PC-MM20 Series"),
                },
        },
+       {
+               .ident = "Sony Vaio FS-115b",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FS115B"),
+               },
+       },
        { }
 };
 
index 509dd0a04c54f5e8e5bf9d4164a635133095c9ce..5246b35301de9d4e9333d1f14e15e51bea0919b5 100644 (file)
@@ -37,6 +37,16 @@ config USB_HIDINPUT
 
          If unsure, say Y.
 
+config USB_HIDINPUT_POWERBOOK
+       bool "Enable support for iBook/PowerBook special keys"
+       default n
+       depends on USB_HIDINPUT
+       help
+         Say Y here if you want support for the special keys (Fn, Numlock) on
+         Apple iBooks and PowerBooks.
+
+         If unsure, say N.
+
 config HID_FF
        bool "Force feedback support (EXPERIMENTAL)"
        depends on USB_HIDINPUT && EXPERIMENTAL
index 5f52979af1c736905ba0ed08f52dab03135a5d76..a91e72c41415c213b8ece5824c16f4873161dc73 100644 (file)
@@ -1450,6 +1450,9 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_APPLE            0x05ac
 #define USB_DEVICE_ID_APPLE_POWERMOUSE 0x0304
 
+#define USB_VENDOR_ID_CHERRY           0x046a
+#define USB_DEVICE_ID_CHERRY_CYMOTION  0x0023
+
 /*
  * Alphabetically sorted blacklist by quirk type.
  */
@@ -1580,6 +1583,16 @@ static const struct hid_blacklist {
        { USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RUMBLEPAD, HID_QUIRK_BADPAD },
        { USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD, HID_QUIRK_BADPAD },
 
+       { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
+
+       { USB_VENDOR_ID_APPLE, 0x020E, HID_QUIRK_POWERBOOK_HAS_FN },
+       { USB_VENDOR_ID_APPLE, 0x020F, HID_QUIRK_POWERBOOK_HAS_FN },
+       { USB_VENDOR_ID_APPLE, 0x0214, HID_QUIRK_POWERBOOK_HAS_FN },
+       { USB_VENDOR_ID_APPLE, 0x0215, HID_QUIRK_POWERBOOK_HAS_FN },
+       { USB_VENDOR_ID_APPLE, 0x0216, HID_QUIRK_POWERBOOK_HAS_FN },
+       { USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_POWERBOOK_HAS_FN },
+       { USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_POWERBOOK_HAS_FN },
+
        { 0, 0 }
 };
 
@@ -1626,6 +1639,20 @@ static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
                usb_buffer_free(dev, hid->bufsize, hid->ctrlbuf, hid->ctrlbuf_dma);
 }
 
+/*
+ * Cherry Cymotion keyboard have an invalid HID report descriptor,
+ * that needs fixing before we can parse it.
+ */
+
+static void hid_fixup_cymotion_descriptor(char *rdesc, int rsize)
+{
+       if (rsize >= 17 && rdesc[11] == 0x3c && rdesc[12] == 0x02) {
+               info("Fixing up Cherry Cymotion report descriptor");
+               rdesc[11] = rdesc[16] = 0xff;
+               rdesc[12] = rdesc[17] = 0x03;
+       }
+}
+
 static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 {
        struct usb_host_interface *interface = intf->cur_altsetting;
@@ -1673,6 +1700,9 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
                return NULL;
        }
 
+       if ((quirks & HID_QUIRK_CYMOTION))
+               hid_fixup_cymotion_descriptor(rdesc, rsize);
+
 #ifdef DEBUG_DATA
        printk(KERN_DEBUG __FILE__ ": report descriptor (size %u, read %d) = ", rsize, n);
        for (n = 0; n < rsize; n++)
index 192a03b2897145ba00155ebe8d5e74f887ae2cdd..cb0d80f492520eeb42e5592cccd203ac81032a6a 100644 (file)
@@ -73,6 +73,160 @@ static const struct {
 #define map_key_clear(c)       do { map_key(c); clear_bit(c, bit); } while (0)
 #define map_ff_effect(c)       do { set_bit(c, input->ffbit); } while (0)
 
+#ifdef CONFIG_USB_HIDINPUT_POWERBOOK
+
+struct hidinput_key_translation {
+       u16 from;
+       u16 to;
+       u8 flags;
+};
+
+#define POWERBOOK_FLAG_FKEY 0x01
+
+static struct hidinput_key_translation powerbook_fn_keys[] = {
+       { KEY_BACKSPACE, KEY_DELETE },
+       { KEY_F1,       KEY_BRIGHTNESSDOWN,     POWERBOOK_FLAG_FKEY },
+       { KEY_F2,       KEY_BRIGHTNESSUP,       POWERBOOK_FLAG_FKEY },
+       { KEY_F3,       KEY_MUTE,               POWERBOOK_FLAG_FKEY },
+       { KEY_F4,       KEY_VOLUMEDOWN,         POWERBOOK_FLAG_FKEY },
+       { KEY_F5,       KEY_VOLUMEUP,           POWERBOOK_FLAG_FKEY },
+       { KEY_F6,       KEY_NUMLOCK,            POWERBOOK_FLAG_FKEY },
+       { KEY_F7,       KEY_SWITCHVIDEOMODE,    POWERBOOK_FLAG_FKEY },
+       { KEY_F8,       KEY_KBDILLUMTOGGLE,     POWERBOOK_FLAG_FKEY },
+       { KEY_F9,       KEY_KBDILLUMDOWN,       POWERBOOK_FLAG_FKEY },
+       { KEY_F10,      KEY_KBDILLUMUP,         POWERBOOK_FLAG_FKEY },
+       { KEY_UP,       KEY_PAGEUP },
+       { KEY_DOWN,     KEY_PAGEDOWN },
+       { KEY_LEFT,     KEY_HOME },
+       { KEY_RIGHT,    KEY_END },
+       { }
+};
+
+static struct hidinput_key_translation powerbook_numlock_keys[] = {
+       { KEY_J,        KEY_KP1 },
+       { KEY_K,        KEY_KP2 },
+       { KEY_L,        KEY_KP3 },
+       { KEY_U,        KEY_KP4 },
+       { KEY_I,        KEY_KP5 },
+       { KEY_O,        KEY_KP6 },
+       { KEY_7,        KEY_KP7 },
+       { KEY_8,        KEY_KP8 },
+       { KEY_9,        KEY_KP9 },
+       { KEY_M,        KEY_KP0 },
+       { KEY_DOT,      KEY_KPDOT },
+       { KEY_SLASH,    KEY_KPPLUS },
+       { KEY_SEMICOLON, KEY_KPMINUS },
+       { KEY_P,        KEY_KPASTERISK },
+       { KEY_MINUS,    KEY_KPEQUAL },
+       { KEY_0,        KEY_KPSLASH },
+       { KEY_F6,       KEY_NUMLOCK },
+       { KEY_KPENTER,  KEY_KPENTER },
+       { KEY_BACKSPACE, KEY_BACKSPACE },
+       { }
+};
+
+static int usbhid_pb_fnmode = 1;
+module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644);
+MODULE_PARM_DESC(pb_fnmode,
+       "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)");
+
+static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
+{
+       struct hidinput_key_translation *trans;
+
+       /* Look for the translation */
+       for (trans = table; trans->from; trans++)
+               if (trans->from == from)
+                       return trans;
+
+       return NULL;
+}
+
+static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
+                            struct hid_usage *usage, __s32 value)
+{
+       struct hidinput_key_translation *trans;
+
+       if (usage->code == KEY_FN) {
+               if (value) hid->quirks |=  HID_QUIRK_POWERBOOK_FN_ON;
+               else       hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON;
+
+               input_event(input, usage->type, usage->code, value);
+
+               return 1;
+       }
+
+       if (usbhid_pb_fnmode) {
+               int do_translate;
+
+               trans = find_translation(powerbook_fn_keys, usage->code);
+               if (trans) {
+                       if (test_bit(usage->code, hid->pb_pressed_fn))
+                               do_translate = 1;
+                       else if (trans->flags & POWERBOOK_FLAG_FKEY)
+                               do_translate =
+                                       (usbhid_pb_fnmode == 2 &&  (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) ||
+                                       (usbhid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON));
+                       else
+                               do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON);
+
+                       if (do_translate) {
+                               if (value)
+                                       set_bit(usage->code, hid->pb_pressed_fn);
+                               else
+                                       clear_bit(usage->code, hid->pb_pressed_fn);
+
+                               input_event(input, usage->type, trans->to, value);
+
+                               return 1;
+                       }
+               }
+
+               if (test_bit(usage->code, hid->pb_pressed_numlock) ||
+                   test_bit(LED_NUML, input->led)) {
+                       trans = find_translation(powerbook_numlock_keys, usage->code);
+
+                       if (trans) {
+                               if (value)
+                                       set_bit(usage->code, hid->pb_pressed_numlock);
+                               else
+                                       clear_bit(usage->code, hid->pb_pressed_numlock);
+
+                               input_event(input, usage->type, trans->to, value);
+                       }
+
+                       return 1;
+               }
+       }
+
+       return 0;
+}
+
+static void hidinput_pb_setup(struct input_dev *input)
+{
+       struct hidinput_key_translation *trans;
+
+       set_bit(KEY_NUMLOCK, input->keybit);
+
+       /* Enable all needed keys */
+       for (trans = powerbook_fn_keys; trans->from; trans++)
+               set_bit(trans->to, input->keybit);
+
+       for (trans = powerbook_numlock_keys; trans->from; trans++)
+               set_bit(trans->to, input->keybit);
+}
+#else
+static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
+                                   struct hid_usage *usage, __s32 value)
+{
+       return 0;
+}
+
+static inline void hidinput_pb_setup(struct input_dev *input)
+{
+}
+#endif
+
 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
                                     struct hid_usage *usage)
 {
@@ -135,8 +289,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                case HID_UP_SIMULATION:
 
                        switch (usage->hid & 0xffff) {
-                               case 0xba: map_abs(ABS_RUDDER); break;
+                               case 0xba: map_abs(ABS_RUDDER);   break;
                                case 0xbb: map_abs(ABS_THROTTLE); break;
+                               case 0xc4: map_abs(ABS_GAS);      break;
+                               case 0xc5: map_abs(ABS_BRAKE);    break;
+                               case 0xc8: map_abs(ABS_WHEEL);    break;
                                default:   goto ignore;
                        }
                        break;
@@ -289,11 +446,19 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                                case 0x226: map_key_clear(KEY_STOP);            break;
                                case 0x227: map_key_clear(KEY_REFRESH);         break;
                                case 0x22a: map_key_clear(KEY_BOOKMARKS);       break;
+                               case 0x233: map_key_clear(KEY_SCROLLUP);        break;
+                               case 0x234: map_key_clear(KEY_SCROLLDOWN);      break;
                                case 0x238: map_rel(REL_HWHEEL);                break;
                                case 0x279: map_key_clear(KEY_REDO);            break;
                                case 0x289: map_key_clear(KEY_REPLY);           break;
                                case 0x28b: map_key_clear(KEY_FORWARDMAIL);     break;
                                case 0x28c: map_key_clear(KEY_SEND);            break;
+
+                               /* Reported on a Cherry Cymotion keyboard */
+                               case 0x301: map_key_clear(KEY_PROG1);           break;
+                               case 0x302: map_key_clear(KEY_PROG2);           break;
+                               case 0x303: map_key_clear(KEY_PROG3);           break;
+
                                default:    goto ignore;
                        }
                        break;
@@ -325,7 +490,12 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 
                        set_bit(EV_REP, input->evbit);
                        switch(usage->hid & HID_USAGE) {
-                               case 0x003: map_key_clear(KEY_FN);              break;
+                               case 0x003:
+                                       /* The fn key on Apple PowerBooks */
+                                       map_key_clear(KEY_FN);
+                                       hidinput_pb_setup(input);
+                                       break;
+
                                default:    goto ignore;
                        }
                        break;
@@ -482,6 +652,9 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
                return;
        }
 
+       if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value))
+               return;
+
        if (usage->hat_min < usage->hat_max || usage->hat_dir) {
                int hat_dir = usage->hat_dir;
                if (!hat_dir)
@@ -524,7 +697,7 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
                return;
        }
 
-       if((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
+       if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
                return;
 
        input_event(input, usage->type, usage->code, value);
index ee48a227610420ec42c6c2334430bfb3a2053bfd..8b0d4346ce9c569b67e92036995b88bc62038902 100644 (file)
@@ -235,17 +235,20 @@ struct hid_item {
  * HID device quirks.
  */
 
-#define HID_QUIRK_INVERT                       0x001
-#define HID_QUIRK_NOTOUCH                      0x002
-#define HID_QUIRK_IGNORE                       0x004
-#define HID_QUIRK_NOGET                                0x008
-#define HID_QUIRK_HIDDEV                       0x010
-#define HID_QUIRK_BADPAD                       0x020
-#define HID_QUIRK_MULTI_INPUT                  0x040
-#define HID_QUIRK_2WHEEL_MOUSE_HACK_7          0x080
-#define HID_QUIRK_2WHEEL_MOUSE_HACK_5          0x100
-#define HID_QUIRK_2WHEEL_MOUSE_HACK_ON         0x200
-#define HID_QUIRK_2WHEEL_POWERMOUSE            0x400
+#define HID_QUIRK_INVERT                       0x00000001
+#define HID_QUIRK_NOTOUCH                      0x00000002
+#define HID_QUIRK_IGNORE                       0x00000004
+#define HID_QUIRK_NOGET                                0x00000008
+#define HID_QUIRK_HIDDEV                       0x00000010
+#define HID_QUIRK_BADPAD                       0x00000020
+#define HID_QUIRK_MULTI_INPUT                  0x00000040
+#define HID_QUIRK_2WHEEL_MOUSE_HACK_7          0x00000080
+#define HID_QUIRK_2WHEEL_MOUSE_HACK_5          0x00000100
+#define HID_QUIRK_2WHEEL_MOUSE_HACK_ON         0x00000200
+#define HID_QUIRK_2WHEEL_POWERMOUSE            0x00000400
+#define HID_QUIRK_CYMOTION                     0x00000800
+#define HID_QUIRK_POWERBOOK_HAS_FN             0x00001000
+#define HID_QUIRK_POWERBOOK_FN_ON              0x00002000
 
 /*
  * This is the global environment of the parser. This information is
@@ -431,6 +434,11 @@ struct hid_device {                                                        /* device report descriptor */
        void (*ff_exit)(struct hid_device*);                            /* Called by hid_exit_ff(hid) */
        int (*ff_event)(struct hid_device *hid, struct input_dev *input,
                        unsigned int type, unsigned int code, int value);
+
+#ifdef CONFIG_USB_HIDINPUT_POWERBOOK
+       unsigned long pb_pressed_fn[NBITS(KEY_MAX)];
+       unsigned long pb_pressed_numlock[NBITS(KEY_MAX)];
+#endif
 };
 
 #define HID_GLOBAL_STACK_SIZE 4
index 19e015d171aab767a7df15582dded3958b7b8feb..d9d9f656b8c9ea26f576a11feb451798a886cd4a 100644 (file)
@@ -259,7 +259,7 @@ static int hid_pid_upload_effect(struct input_dev *dev,
 int hid_pid_init(struct hid_device *hid)
 {
        struct hid_ff_pid *private;
-       struct hid_input *hidinput = list_entry(&hid->inputs, struct hid_input, list);
+       struct hid_input *hidinput = list_entry(hid->inputs.next, struct hid_input, list);
        struct input_dev *input_dev = hidinput->input;
 
        private = hid->ff_private = kzalloc(sizeof(struct hid_ff_pid), GFP_KERNEL);
index 48df4cfd5a42274b7a756f37ce6869c646a590e3..d3e15df9e815ec32d819aa57b9c42544193cae7b 100644 (file)
@@ -95,7 +95,7 @@ MODULE_LICENSE(DRIVER_LICENSE);
 enum {
        PENPARTNER = 0,
        GRAPHIRE,
-       G4,
+       WACOM_G4,
        PL,
        INTUOS,
        INTUOS3,
@@ -373,7 +373,7 @@ static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs)
 
                        case 2: /* Mouse with wheel */
                                input_report_key(dev, BTN_MIDDLE, data[1] & 0x04);
-                               if (wacom->features->type == G4) {
+                               if (wacom->features->type == WACOM_G4) {
                                        rw = data[7] & 0x04 ? -(data[7] & 0x03) : (data[7] & 0x03);
                                        input_report_rel(dev, REL_WHEEL, rw);
                                } else
@@ -385,7 +385,7 @@ static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs)
                                id = CURSOR_DEVICE_ID;
                                input_report_key(dev, BTN_LEFT, data[1] & 0x01);
                                input_report_key(dev, BTN_RIGHT, data[1] & 0x02);
-                               if (wacom->features->type == G4)
+                               if (wacom->features->type == WACOM_G4)
                                        input_report_abs(dev, ABS_DISTANCE, data[6]);
                                else
                                        input_report_abs(dev, ABS_DISTANCE, data[7]);
@@ -410,7 +410,7 @@ static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs)
        input_sync(dev);
 
        /* send pad data */
-       if (wacom->features->type == G4) {
+       if (wacom->features->type == WACOM_G4) {
                /* fist time sending pad data */
                if (wacom->tool[1] != BTN_TOOL_FINGER) {
                        wacom->id[1] = 0;
@@ -713,8 +713,8 @@ static struct wacom_features wacom_features[] = {
        { "Wacom Graphire2 5x7", 8,  13918, 10206,  511, 32, GRAPHIRE,   wacom_graphire_irq },
        { "Wacom Graphire3",     8,  10208,  7424,  511, 32, GRAPHIRE,   wacom_graphire_irq },
        { "Wacom Graphire3 6x8", 8,  16704, 12064,  511, 32, GRAPHIRE,   wacom_graphire_irq },
-       { "Wacom Graphire4 4x5", 8,  10208,  7424,  511, 32, G4,         wacom_graphire_irq },
-       { "Wacom Graphire4 6x8", 8,  16704, 12064,  511, 32, G4,         wacom_graphire_irq },
+       { "Wacom Graphire4 4x5", 8,  10208,  7424,  511, 32, WACOM_G4,   wacom_graphire_irq },
+       { "Wacom Graphire4 6x8", 8,  16704, 12064,  511, 32, WACOM_G4,   wacom_graphire_irq },
        { "Wacom Volito",        8,   5104,  3712,  511, 32, GRAPHIRE,   wacom_graphire_irq },
        { "Wacom PenStation2",   8,   3250,  2320,  255, 32, GRAPHIRE,   wacom_graphire_irq },
        { "Wacom Volito2 4x5",   8,   5104,  3712,  511, 32, GRAPHIRE,   wacom_graphire_irq },
@@ -859,7 +859,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
        input_set_abs_params(input_dev, ABS_PRESSURE, 0, wacom->features->pressure_max, 0, 0);
 
        switch (wacom->features->type) {
-               case G4:
+               case WACOM_G4:
                        input_dev->evbit[0] |= BIT(EV_MSC);
                        input_dev->mscbit[0] |= BIT(MSC_SERIAL);
                        input_dev->keybit[LONG(BTN_DIGI)] |= BIT(BTN_TOOL_FINGER);