]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - drivers/input/mouse/lifebook.c
Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
[linux-2.6-omap-h63xx.git] / drivers / input / mouse / lifebook.c
index 29542f0631cbba2e01516c693185e5d9180be8e6..1740cadd95942aac53487629ec485644cf9a3d02 100644 (file)
 #include "psmouse.h"
 #include "lifebook.h"
 
+struct lifebook_data {
+       struct input_dev *dev2;         /* Relative device */
+       char phys[32];
+};
+
+static const char *desired_serio_phys;
+
+static int lifebook_set_serio_phys(struct dmi_system_id *d)
+{
+       desired_serio_phys = d->driver_data;
+       return 0;
+}
+
+static unsigned char lifebook_use_6byte_proto;
+
+static int lifebook_set_6byte_proto(struct dmi_system_id *d)
+{
+       lifebook_use_6byte_proto = 1;
+       return 0;
+}
+
 static struct dmi_system_id lifebook_dmi_table[] = {
        {
                .ident = "FLORA-ie 55mi",
@@ -56,6 +77,24 @@ static struct dmi_system_id lifebook_dmi_table[] = {
                .matches = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "CF-18"),
                },
+               .callback = lifebook_set_serio_phys,
+               .driver_data = "isa0060/serio3",
+       },
+       {
+               .ident = "Panasonic CF-28",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "CF-28"),
+               },
+               .callback = lifebook_set_6byte_proto,
+       },
+       {
+               .ident = "Panasonic CF-29",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "Matsushita"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "CF-29"),
+               },
+               .callback = lifebook_set_6byte_proto,
        },
        {
                .ident = "Lifebook B142",
@@ -68,30 +107,70 @@ static struct dmi_system_id lifebook_dmi_table[] = {
 
 static psmouse_ret_t lifebook_process_byte(struct psmouse *psmouse)
 {
+       struct lifebook_data *priv = psmouse->private;
+       struct input_dev *dev1 = psmouse->dev;
+       struct input_dev *dev2 = priv->dev2;
        unsigned char *packet = psmouse->packet;
-       struct input_dev *dev = psmouse->dev;
+       int relative_packet = packet[0] & 0x08;
 
-       if (psmouse->pktcnt != 3)
-               return PSMOUSE_GOOD_DATA;
+       if (relative_packet || !lifebook_use_6byte_proto) {
+               if (psmouse->pktcnt != 3)
+                       return PSMOUSE_GOOD_DATA;
+       } else {
+               switch (psmouse->pktcnt) {
+               case 1:
+                       return (packet[0] & 0xf8) == 0x00 ?
+                               PSMOUSE_GOOD_DATA : PSMOUSE_BAD_DATA;
+               case 2:
+                       return PSMOUSE_GOOD_DATA;
+               case 3:
+                       return ((packet[2] & 0x30) << 2) == (packet[2] & 0xc0) ?
+                               PSMOUSE_GOOD_DATA : PSMOUSE_BAD_DATA;
+               case 4:
+                       return (packet[3] & 0xf8) == 0xc0 ?
+                               PSMOUSE_GOOD_DATA : PSMOUSE_BAD_DATA;
+               case 5:
+                       return (packet[4] & 0xc0) == (packet[2] & 0xc0) ?
+                               PSMOUSE_GOOD_DATA : PSMOUSE_BAD_DATA;
+               case 6:
+                       if (((packet[5] & 0x30) << 2) != (packet[5] & 0xc0))
+                               return PSMOUSE_BAD_DATA;
+                       if ((packet[5] & 0xc0) != (packet[1] & 0xc0))
+                               return PSMOUSE_BAD_DATA;
+                       break; /* report data */
+               }
+       }
 
-       /* calculate X and Y */
-       if ((packet[0] & 0x08) == 0x00) {
-               input_report_abs(dev, ABS_X,
+       if (relative_packet) {
+               if (!dev2)
+                       printk(KERN_WARNING "lifebook.c: got relative packet "
+                               "but no relative device set up\n");
+       } else if (lifebook_use_6byte_proto) {
+               input_report_abs(dev1, ABS_X,
+                                ((packet[1] & 0x3f) << 6) | (packet[2] & 0x3f));
+               input_report_abs(dev1, ABS_Y,
+                                4096 - (((packet[4] & 0x3f) << 6) | (packet[5] & 0x3f)));
+       } else {
+               input_report_abs(dev1, ABS_X,
                                 (packet[1] | ((packet[0] & 0x30) << 4)));
-               input_report_abs(dev, ABS_Y,
+               input_report_abs(dev1, ABS_Y,
                                 1024 - (packet[2] | ((packet[0] & 0xC0) << 2)));
-       } else {
-               input_report_rel(dev, REL_X,
-                               ((packet[0] & 0x10) ? packet[1] - 256 : packet[1]));
-               input_report_rel(dev, REL_Y,
-                                -(int)((packet[0] & 0x20) ? packet[2] - 256 : packet[2]));
        }
 
-       input_report_key(dev, BTN_LEFT, packet[0] & 0x01);
-       input_report_key(dev, BTN_RIGHT, packet[0] & 0x02);
-       input_report_key(dev, BTN_TOUCH, packet[0] & 0x04);
+       input_report_key(dev1, BTN_TOUCH, packet[0] & 0x04);
+       input_sync(dev1);
 
-       input_sync(dev);
+       if (dev2) {
+               if (relative_packet) {
+                       input_report_rel(dev2, REL_X,
+                               ((packet[0] & 0x10) ? packet[1] - 256 : packet[1]));
+                       input_report_rel(dev2, REL_Y,
+                                -(int)((packet[0] & 0x20) ? packet[2] - 256 : packet[2]));
+               }
+               input_report_key(dev2, BTN_LEFT, packet[0] & 0x01);
+               input_report_key(dev2, BTN_RIGHT, packet[0] & 0x02);
+               input_sync(dev2);
+       }
 
        return PSMOUSE_FULL_PACKET;
 }
@@ -109,12 +188,20 @@ static int lifebook_absolute_mode(struct psmouse *psmouse)
           you leave this call out the touchsreen will never send
           absolute coordinates
        */
-       param = 0x07;
+       param = lifebook_use_6byte_proto ? 0x08 : 0x07;
        ps2_command(ps2dev, &param, PSMOUSE_CMD_SETRES);
 
        return 0;
 }
 
+static void lifebook_relative_mode(struct psmouse *psmouse)
+{
+       struct ps2dev *ps2dev = &psmouse->ps2dev;
+       unsigned char param = 0x06;
+
+       ps2_command(ps2dev, &param, PSMOUSE_CMD_SETRES);
+}
+
 static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolution)
 {
        static const unsigned char params[] = { 0, 1, 2, 2, 3 };
@@ -131,6 +218,8 @@ static void lifebook_set_resolution(struct psmouse *psmouse, unsigned int resolu
 static void lifebook_disconnect(struct psmouse *psmouse)
 {
        psmouse_reset(psmouse);
+       kfree(psmouse->private);
+       psmouse->private = NULL;
 }
 
 int lifebook_detect(struct psmouse *psmouse, int set_properties)
@@ -138,6 +227,10 @@ int lifebook_detect(struct psmouse *psmouse, int set_properties)
         if (!dmi_check_system(lifebook_dmi_table))
                 return -1;
 
+       if (desired_serio_phys &&
+           strcmp(psmouse->ps2dev.serio->phys, desired_serio_phys))
+               return -1;
+
        if (set_properties) {
                psmouse->vendor = "Fujitsu";
                psmouse->name = "Lifebook TouchScreen";
@@ -146,24 +239,78 @@ int lifebook_detect(struct psmouse *psmouse, int set_properties)
         return 0;
 }
 
+static int lifebook_create_relative_device(struct psmouse *psmouse)
+{
+       struct input_dev *dev2;
+       struct lifebook_data *priv;
+       int error = -ENOMEM;
+
+       priv = kzalloc(sizeof(struct lifebook_data), GFP_KERNEL);
+       dev2 = input_allocate_device();
+       if (!priv || !dev2)
+               goto err_out;
+
+       priv->dev2 = dev2;
+       snprintf(priv->phys, sizeof(priv->phys),
+                "%s/input1", psmouse->ps2dev.serio->phys);
+
+       dev2->phys = priv->phys;
+       dev2->name = "PS/2 Touchpad";
+       dev2->id.bustype = BUS_I8042;
+       dev2->id.vendor  = 0x0002;
+       dev2->id.product = PSMOUSE_LIFEBOOK;
+       dev2->id.version = 0x0000;
+       dev2->dev.parent = &psmouse->ps2dev.serio->dev;
+
+       dev2->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
+       dev2->relbit[LONG(REL_X)] = BIT(REL_X) | BIT(REL_Y);
+       dev2->keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT);
+
+       error = input_register_device(priv->dev2);
+       if (error)
+               goto err_out;
+
+       psmouse->private = priv;
+       return 0;
+
+ err_out:
+       input_free_device(dev2);
+       kfree(priv);
+       return error;
+}
+
 int lifebook_init(struct psmouse *psmouse)
 {
-       struct input_dev *input_dev = psmouse->dev;
+       struct input_dev *dev1 = psmouse->dev;
+       int max_coord = lifebook_use_6byte_proto ? 1024 : 4096;
 
        if (lifebook_absolute_mode(psmouse))
                return -1;
 
-       input_dev->evbit[0] = BIT(EV_ABS) | BIT(EV_KEY) | BIT(EV_REL);
-       input_dev->keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
-       input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);
-       input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y);
-       input_set_abs_params(input_dev, ABS_X, 0, 1024, 0, 0);
-       input_set_abs_params(input_dev, ABS_Y, 0, 1024, 0, 0);
+       dev1->evbit[0] = BIT(EV_ABS) | BIT(EV_KEY);
+       dev1->relbit[0] = 0;
+       dev1->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);
+       input_set_abs_params(dev1, ABS_X, 0, max_coord, 0, 0);
+       input_set_abs_params(dev1, ABS_Y, 0, max_coord, 0, 0);
+
+       if (!desired_serio_phys) {
+               if (lifebook_create_relative_device(psmouse)) {
+                       lifebook_relative_mode(psmouse);
+                       return -1;
+               }
+       }
 
        psmouse->protocol_handler = lifebook_process_byte;
        psmouse->set_resolution = lifebook_set_resolution;
        psmouse->disconnect = lifebook_disconnect;
        psmouse->reconnect  = lifebook_absolute_mode;
+
+       psmouse->model = lifebook_use_6byte_proto ? 6 : 3;
+
+       /*
+        * Use packet size = 3 even when using 6-byte protocol because
+        * that's what POLL will return on Lifebooks (according to spec).
+        */
        psmouse->pktsize = 3;
 
        return 0;