10 files changed, 183 insertions, 56 deletions

diff --git a/Documentation/input/elantech.txt b/Documentation/input/elantech.txt
index a10c3b6ba7c4..56941ae1f5db 100644
--- a/Documentation/input/elantech.txt
+++ b/Documentation/input/elantech.txt
@@ -333,14 +333,14 @@ byte 0:
 byte 1:
 
    bit   7   6   5   4   3   2   1   0
-        x15 x14 x13 x12 x11 x10 x9  x8
+         .   .   .   .   .  x10 x9  x8
 
 byte 2:
 
    bit   7   6   5   4   3   2   1   0
         x7  x6  x5  x4  x4  x2  x1  x0
 
-         x15..x0 = absolute x value (horizontal)
+         x10..x0 = absolute x value (horizontal)
 
 byte 3:
 
@@ -350,14 +350,14 @@ byte 3:
 byte 4:
 
    bit   7   6   5   4   3   2   1   0
-        y15 y14 y13 y12 y11 y10 y8  y8
+         .   .   .   .   .   .  y9  y8
 
 byte 5:
 
    bit   7   6   5   4   3   2   1   0
         y7  y6  y5  y4  y3  y2  y1  y0
 
-         y15..y0 = absolute y value (vertical)
+         y9..y0 = absolute y value (vertical)
 
 
 4.2.2 Two finger touch
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index c52bec4d0530..423e0e6031ab 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -929,6 +929,24 @@ static const struct input_device_id joydev_ids[] = {
                 .evbit = { BIT_MASK(EV_ABS) },
                 .absbit = { BIT_MASK(ABS_THROTTLE) },
         },
+        {
+                .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+                                INPUT_DEVICE_ID_MATCH_KEYBIT,
+                .evbit = { BIT_MASK(EV_KEY) },
+                .keybit = {[BIT_WORD(BTN_JOYSTICK)] = BIT_MASK(BTN_JOYSTICK) },
+        },
+        {
+                .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+                                INPUT_DEVICE_ID_MATCH_KEYBIT,
+                .evbit = { BIT_MASK(EV_KEY) },
+                .keybit = { [BIT_WORD(BTN_GAMEPAD)] = BIT_MASK(BTN_GAMEPAD) },
+        },
+        {
+                .flags = INPUT_DEVICE_ID_MATCH_EVBIT |
+                                INPUT_DEVICE_ID_MATCH_KEYBIT,
+                .evbit = { BIT_MASK(EV_KEY) },
+                .keybit = { [BIT_WORD(BTN_TRIGGER_HAPPY)] = BIT_MASK(BTN_TRIGGER_HAPPY) },
+        },
         { }     /* Terminating entry */
 };
 
diff --git a/drivers/input/misc/ati_remote.c b/drivers/input/misc/ati_remote.c
index 614b65d78fe9..e8bbc619f6df 100644
--- a/drivers/input/misc/ati_remote.c
+++ b/drivers/input/misc/ati_remote.c
@@ -98,10 +98,12 @@
  * Module and Version Information, Module Parameters
  */
 
-#define ATI_REMOTE_VENDOR_ID    0x0bc7
-#define ATI_REMOTE_PRODUCT_ID   0x004
-#define LOLA_REMOTE_PRODUCT_ID  0x002
-#define MEDION_REMOTE_PRODUCT_ID 0x006
+#define ATI_REMOTE_VENDOR_ID            0x0bc7
+#define LOLA_REMOTE_PRODUCT_ID          0x0002
+#define LOLA2_REMOTE_PRODUCT_ID         0x0003
+#define ATI_REMOTE_PRODUCT_ID           0x0004
+#define NVIDIA_REMOTE_PRODUCT_ID        0x0005
+#define MEDION_REMOTE_PRODUCT_ID        0x0006
 
 #define DRIVER_VERSION          "2.2.1"
 #define DRIVER_AUTHOR           "Torrey Hoffman <thoffman@arnor.net>"
@@ -142,8 +144,10 @@ MODULE_PARM_DESC(repeat_delay, "Delay before sending repeats, default = 500 msec
 #define err(format, arg...) printk(KERN_ERR format , ## arg)
 
 static struct usb_device_id ati_remote_table[] = {
-        { USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID) },
         { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA_REMOTE_PRODUCT_ID) },
+        { USB_DEVICE(ATI_REMOTE_VENDOR_ID, LOLA2_REMOTE_PRODUCT_ID) },
+        { USB_DEVICE(ATI_REMOTE_VENDOR_ID, ATI_REMOTE_PRODUCT_ID) },
+        { USB_DEVICE(ATI_REMOTE_VENDOR_ID, NVIDIA_REMOTE_PRODUCT_ID) },
         { USB_DEVICE(ATI_REMOTE_VENDOR_ID, MEDION_REMOTE_PRODUCT_ID) },
         {}      /* Terminating entry */
 };
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 0d22cb9ce42e..99d58764ef03 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -64,7 +64,6 @@ static const struct alps_model_info alps_model_data[] = {
         { { 0x62, 0x02, 0x14 }, 0xcf, 0xcf,
                 ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED },
         { { 0x73, 0x02, 0x50 }, 0xcf, 0xcf, ALPS_FOUR_BUTTONS },          /* Dell Vostro 1400 */
-        { { 0x73, 0x02, 0x64 }, 0xf8, 0xf8, 0 },                          /* HP Pavilion dm3 */
         { { 0x52, 0x01, 0x14 }, 0xff, 0xff,
                 ALPS_PASS | ALPS_DUALPOINT | ALPS_PS2_INTERLEAVED },      /* Toshiba Tecra A11-11L */
 };
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index a138b5da79f9..0520c2e19927 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -25,6 +25,10 @@
                         printk(KERN_DEBUG format, ##arg);       \
         } while (0)
 
+static bool force_elantech;
+module_param_named(force_elantech, force_elantech, bool, 0644);
+MODULE_PARM_DESC(force_elantech, "Force the Elantech PS/2 protocol extension to be used, 1 = enabled, 0 = disabled (default).");
+
 /*
  * Send a Synaptics style sliced query command
  */
@@ -182,13 +186,17 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse)
         static int old_fingers;
 
         if (etd->fw_version_maj == 0x01) {
-                /* byte 0:  D   U  p1  p2   1  p3   R   L
-                   byte 1:  f   0  th  tw  x9  x8  y9  y8 */
+                /*
+                 * byte 0:  D   U  p1  p2   1  p3   R   L
+                 * byte 1:  f   0  th  tw  x9  x8  y9  y8
+                 */
                 fingers = ((packet[1] & 0x80) >> 7) +
                                 ((packet[1] & 0x30) >> 4);
         } else {
-                /* byte 0: n1  n0  p2  p1   1  p3   R   L
-                   byte 1:  0   0   0   0  x9  x8  y9  y8 */
+                /*
+                 * byte 0: n1  n0  p2  p1   1  p3   R   L
+                 * byte 1:  0   0   0   0  x9  x8  y9  y8
+                 */
                 fingers = (packet[0] & 0xc0) >> 6;
         }
 
@@ -202,13 +210,15 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse)
 
         input_report_key(dev, BTN_TOUCH, fingers != 0);
 
-        /* byte 2: x7  x6  x5  x4  x3  x2  x1  x0
-           byte 3: y7  y6  y5  y4  y3  y2  y1  y0 */
+        /*
+         * byte 2: x7  x6  x5  x4  x3  x2  x1  x0
+         * byte 3: y7  y6  y5  y4  y3  y2  y1  y0
+         */
         if (fingers) {
                 input_report_abs(dev, ABS_X,
                         ((packet[1] & 0x0c) << 6) | packet[2]);
-                input_report_abs(dev, ABS_Y, ETP_YMAX_V1 -
-                        (((packet[1] & 0x03) << 8) | packet[3]));
+                input_report_abs(dev, ABS_Y,
+                        ETP_YMAX_V1 - (((packet[1] & 0x03) << 8) | packet[3]));
         }
 
         input_report_key(dev, BTN_TOOL_FINGER, fingers == 1);
@@ -247,34 +257,47 @@ static void elantech_report_absolute_v2(struct psmouse *psmouse)
 
         switch (fingers) {
         case 1:
-                /* byte 1: x15 x14 x13 x12 x11 x10 x9  x8
-                   byte 2: x7  x6  x5  x4  x4  x2  x1  x0 */
-                input_report_abs(dev, ABS_X, (packet[1] << 8) | packet[2]);
-                /* byte 4: y15 y14 y13 y12 y11 y10 y8  y8
-                   byte 5: y7  y6  y5  y4  y3  y2  y1  y0 */
-                input_report_abs(dev, ABS_Y, ETP_YMAX_V2 -
-                        ((packet[4] << 8) | packet[5]));
+                /*
+                 * byte 1:  .   .   .   .   .  x10 x9  x8
+                 * byte 2: x7  x6  x5  x4  x4  x2  x1  x0
+                 */
+                input_report_abs(dev, ABS_X,
+                        ((packet[1] & 0x07) << 8) | packet[2]);
+                /*
+                 * byte 4:  .   .   .   .   .   .  y9  y8
+                 * byte 5: y7  y6  y5  y4  y3  y2  y1  y0
+                 */
+                input_report_abs(dev, ABS_Y,
+                        ETP_YMAX_V2 - (((packet[4] & 0x03) << 8) | packet[5]));
                 break;
 
         case 2:
-                /* The coordinate of each finger is reported separately with
-                   a lower resolution for two finger touches */
-                /* byte 0:  .   .  ay8 ax8  .   .   .   .
-                   byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0 */
+                /*
+                 * The coordinate of each finger is reported separately
+                 * with a lower resolution for two finger touches:
+                 * byte 0:  .   .  ay8 ax8  .   .   .   .
+                 * byte 1: ax7 ax6 ax5 ax4 ax3 ax2 ax1 ax0
+                 */
                 x1 = ((packet[0] & 0x10) << 4) | packet[1];
                 /* byte 2: ay7 ay6 ay5 ay4 ay3 ay2 ay1 ay0 */
                 y1 = ETP_2FT_YMAX - (((packet[0] & 0x20) << 3) | packet[2]);
-                /* byte 3:  .   .  by8 bx8  .   .   .   .
-                   byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0 */
+                /*
+                 * byte 3:  .   .  by8 bx8  .   .   .   .
+                 * byte 4: bx7 bx6 bx5 bx4 bx3 bx2 bx1 bx0
+                 */
                 x2 = ((packet[3] & 0x10) << 4) | packet[4];
                 /* byte 5: by7 by8 by5 by4 by3 by2 by1 by0 */
                 y2 = ETP_2FT_YMAX - (((packet[3] & 0x20) << 3) | packet[5]);
-                /* For compatibility with the X Synaptics driver scale up one
-                   coordinate and report as ordinary mouse movent */
+                /*
+                 * For compatibility with the X Synaptics driver scale up
+                 * one coordinate and report as ordinary mouse movent
+                 */
                 input_report_abs(dev, ABS_X, x1 << 2);
                 input_report_abs(dev, ABS_Y, y1 << 2);
-                /* For compatibility with the proprietary X Elantech driver
-                   report both coordinates as hat coordinates */
+                /*
+                 * For compatibility with the proprietary X Elantech driver
+                 * report both coordinates as hat coordinates
+                 */
                 input_report_abs(dev, ABS_HAT0X, x1);
                 input_report_abs(dev, ABS_HAT0Y, y1);
                 input_report_abs(dev, ABS_HAT1X, x2);
@@ -596,8 +619,12 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties)
                  param[0], param[1], param[2]);
 
         if (param[0] == 0 || param[1] != 0) {
-                pr_debug("elantech.c: Probably not a real Elantech touchpad. Aborting.\n");
-                return -1;
+                if (!force_elantech) {
+                        pr_debug("elantech.c: Probably not a real Elantech touchpad. Aborting.\n");
+                        return -1;
+                }
+
+                pr_debug("elantech.c: Probably not a real Elantech touchpad. Enabling anyway due to force_elantech.\n");
         }
 
         if (set_properties) {
@@ -666,7 +693,8 @@ int elantech_init(struct psmouse *psmouse)
          * Assume every version greater than this is new EeePC style
          * hardware with 6 byte packets
          */
-        if (etd->fw_version_maj >= 0x02 && etd->fw_version_min >= 0x30) {
+        if ((etd->fw_version_maj == 0x02 && etd->fw_version_min >= 0x30) ||
+            etd->fw_version_maj > 0x02) {
                 etd->hw_version = 2;
                 /* For now show extra debug information */
                 etd->debug = 1;
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index d8c0c8d6992c..cbc807264940 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -110,6 +110,7 @@ static struct workqueue_struct *kpsmoused_wq;
 struct psmouse_protocol {
         enum psmouse_type type;
         bool maxproto;
+        bool ignore_parity; /* Protocol should ignore parity errors from KBC */
         const char *name;
         const char *alias;
         int (*detect)(struct psmouse *, bool);
@@ -288,7 +289,9 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
         if (psmouse->state == PSMOUSE_IGNORE)
                 goto out;
 
-        if (flags & (SERIO_PARITY|SERIO_TIMEOUT)) {
+        if (unlikely((flags & SERIO_TIMEOUT) ||
+                     ((flags & SERIO_PARITY) && !psmouse->ignore_parity))) {
+
                 if (psmouse->state == PSMOUSE_ACTIVATED)
                         printk(KERN_WARNING "psmouse.c: bad data from KBC -%s%s\n",
                                 flags & SERIO_TIMEOUT ? " timeout" : "",
@@ -759,6 +762,7 @@ static const struct psmouse_protocol psmouse_protocols[] = {
                 .name           = "PS/2",
                 .alias          = "bare",
                 .maxproto       = true,
+                .ignore_parity  = true,
                 .detect         = ps2bare_detect,
         },
 #ifdef CONFIG_MOUSE_PS2_LOGIPS2PP
@@ -786,6 +790,7 @@ static const struct psmouse_protocol psmouse_protocols[] = {
                 .name           = "ImPS/2",
                 .alias          = "imps",
                 .maxproto       = true,
+                .ignore_parity  = true,
                 .detect         = intellimouse_detect,
         },
         {
@@ -793,6 +798,7 @@ static const struct psmouse_protocol psmouse_protocols[] = {
                 .name           = "ImExPS/2",
                 .alias          = "exps",
                 .maxproto       = true,
+                .ignore_parity  = true,
                 .detect         = im_explorer_detect,
         },
 #ifdef CONFIG_MOUSE_PS2_SYNAPTICS
@@ -1222,6 +1228,7 @@ static void psmouse_disconnect(struct serio *serio)
 static int psmouse_switch_protocol(struct psmouse *psmouse,
                                    const struct psmouse_protocol *proto)
 {
+        const struct psmouse_protocol *selected_proto;
         struct input_dev *input_dev = psmouse->dev;
 
         input_dev->dev.parent = &psmouse->ps2dev.serio->dev;
@@ -1245,9 +1252,14 @@ static int psmouse_switch_protocol(struct psmouse *psmouse,
                         return -1;
 
                 psmouse->type = proto->type;
-        } else
+                selected_proto = proto;
+        } else {
                 psmouse->type = psmouse_extensions(psmouse,
                                                    psmouse_max_proto, true);
+                selected_proto = psmouse_protocol_by_type(psmouse->type);
+        }
+
+        psmouse->ignore_parity = selected_proto->ignore_parity;
 
         /*
          * If mouse's packet size is 3 there is no point in polling the
@@ -1267,7 +1279,7 @@ static int psmouse_switch_protocol(struct psmouse *psmouse,
                 psmouse->resync_time = 0;
 
         snprintf(psmouse->devname, sizeof(psmouse->devname), "%s %s %s",
-                 psmouse_protocol_by_type(psmouse->type)->name, psmouse->vendor, psmouse->name);
+                 selected_proto->name, psmouse->vendor, psmouse->name);
 
         input_dev->name = psmouse->devname;
         input_dev->phys = psmouse->phys;
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
index e053bdd137ff..593e910bfc7a 100644
--- a/drivers/input/mouse/psmouse.h
+++ b/drivers/input/mouse/psmouse.h
@@ -47,6 +47,7 @@ struct psmouse {
         unsigned char pktcnt;
         unsigned char pktsize;
         unsigned char type;
+        bool ignore_parity;
         bool acks_disable_command;
         unsigned int model;
         unsigned long last;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 026df6010161..ebd7a99efeae 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -137,7 +137,8 @@ static int synaptics_capability(struct psmouse *psmouse)
         if (synaptics_send_cmd(psmouse, SYN_QUE_CAPABILITIES, cap))
                 return -1;
         priv->capabilities = (cap[0] << 16) | (cap[1] << 8) | cap[2];
-        priv->ext_cap = 0;
+        priv->ext_cap = priv->ext_cap_0c = 0;
+
         if (!SYN_CAP_VALID(priv->capabilities))
                 return -1;
 
@@ -150,7 +151,7 @@ static int synaptics_capability(struct psmouse *psmouse)
         if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 1) {
                 if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB, cap)) {
                         printk(KERN_ERR "Synaptics claims to have extended capabilities,"
-                               " but I'm not able to read them.");
+                               " but I'm not able to read them.\n");
                 } else {
                         priv->ext_cap = (cap[0] << 16) | (cap[1] << 8) | cap[2];
 
@@ -162,6 +163,16 @@ static int synaptics_capability(struct psmouse *psmouse)
                                 priv->ext_cap &= 0xff0fff;
                 }
         }
+
+        if (SYN_EXT_CAP_REQUESTS(priv->capabilities) >= 4) {
+                if (synaptics_send_cmd(psmouse, SYN_QUE_EXT_CAPAB_0C, cap)) {
+                        printk(KERN_ERR "Synaptics claims to have extended capability 0x0c,"
+                               " but I'm not able to read it.\n");
+                } else {
+                        priv->ext_cap_0c = (cap[0] << 16) | (cap[1] << 8) | cap[2];
+                }
+        }
+
         return 0;
 }
 
@@ -348,7 +359,15 @@ static void synaptics_parse_hw_state(unsigned char buf[], struct synaptics_data
                 hw->left  = (buf[0] & 0x01) ? 1 : 0;
                 hw->right = (buf[0] & 0x02) ? 1 : 0;
 
-                if (SYN_CAP_MIDDLE_BUTTON(priv->capabilities)) {
+                if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
+                        /*
+                         * Clickpad's button is transmitted as middle button,
+                         * however, since it is primary button, we will report
+                         * it as BTN_LEFT.
+                         */
+                        hw->left = ((buf[0] ^ buf[3]) & 0x01) ? 1 : 0;
+
+                } else if (SYN_CAP_MIDDLE_BUTTON(priv->capabilities)) {
                         hw->middle = ((buf[0] ^ buf[3]) & 0x01) ? 1 : 0;
                         if (hw->w == 2)
                                 hw->scroll = (signed char)(buf[1]);
@@ -593,6 +612,12 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
 
         dev->absres[ABS_X] = priv->x_res;
         dev->absres[ABS_Y] = priv->y_res;
+
+        if (SYN_CAP_CLICKPAD(priv->ext_cap_0c)) {
+                /* Clickpads report only left button */
+                __clear_bit(BTN_RIGHT, dev->keybit);
+                __clear_bit(BTN_MIDDLE, dev->keybit);
+        }
 }
 
 static void synaptics_disconnect(struct psmouse *psmouse)
@@ -697,10 +722,10 @@ int synaptics_init(struct psmouse *psmouse)
 
         priv->pkt_type = SYN_MODEL_NEWABS(priv->model_id) ? SYN_NEWABS : SYN_OLDABS;
 
-        printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx\n",
+        printk(KERN_INFO "Synaptics Touchpad, model: %ld, fw: %ld.%ld, id: %#lx, caps: %#lx/%#lx/%#lx\n",
                 SYN_ID_MODEL(priv->identity),
                 SYN_ID_MAJOR(priv->identity), SYN_ID_MINOR(priv->identity),
-                priv->model_id, priv->capabilities, priv->ext_cap);
+                priv->model_id, priv->capabilities, priv->ext_cap, priv->ext_cap_0c);
 
         set_input_params(psmouse->dev, priv);
 
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index f0f40a331dc8..ae37c5d162a4 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -18,6 +18,7 @@
 #define SYN_QUE_SERIAL_NUMBER_SUFFIX    0x07
 #define SYN_QUE_RESOLUTION              0x08
 #define SYN_QUE_EXT_CAPAB               0x09
+#define SYN_QUE_EXT_CAPAB_0C            0x0c
 
 /* synatics modes */
 #define SYN_BIT_ABSOLUTE_MODE           (1 << 7)
@@ -48,6 +49,8 @@
 #define SYN_CAP_VALID(c)                ((((c) & 0x00ff00) >> 8) == 0x47)
 #define SYN_EXT_CAP_REQUESTS(c)         (((c) & 0x700000) >> 20)
 #define SYN_CAP_MULTI_BUTTON_NO(ec)     (((ec) & 0x00f000) >> 12)
+#define SYN_CAP_PRODUCT_ID(ec)          (((ec) & 0xff0000) >> 16)
+#define SYN_CAP_CLICKPAD(ex0c)          ((ex0c) & 0x100100)
 
 /* synaptics modes query bits */
 #define SYN_MODE_ABSOLUTE(m)            ((m) & (1 << 7))
@@ -96,6 +99,7 @@ struct synaptics_data {
         unsigned long int model_id;             /* Model-ID */
         unsigned long int capabilities;         /* Capabilities */
         unsigned long int ext_cap;              /* Extended Capabilities */
+        unsigned long int ext_cap_0c;           /* Ext Caps from 0x0c query */
         unsigned long int identity;             /* Identification */
         int x_res;                              /* X resolution in units/mm */
         int y_res;                              /* Y resolution in units/mm */
diff --git a/drivers/input/touchscreen/eeti_ts.c b/drivers/input/touchscreen/eeti_ts.c
index 204b8a1a601c..75f8b73010fa 100644
--- a/drivers/input/touchscreen/eeti_ts.c
+++ b/drivers/input/touchscreen/eeti_ts.c
@@ -124,14 +124,25 @@ static irqreturn_t eeti_ts_isr(int irq, void *dev_id)
         return IRQ_HANDLED;
 }
 
-static int eeti_ts_open(struct input_dev *dev)
+static void eeti_ts_start(struct eeti_ts_priv *priv)
 {
-        struct eeti_ts_priv *priv = input_get_drvdata(dev);
-
         enable_irq(priv->irq);
 
         /* Read the events once to arm the IRQ */
         eeti_ts_read(&priv->work);
+}
+
+static void eeti_ts_stop(struct eeti_ts_priv *priv)
+{
+        disable_irq(priv->irq);
+        cancel_work_sync(&priv->work);
+}
+
+static int eeti_ts_open(struct input_dev *dev)
+{
+        struct eeti_ts_priv *priv = input_get_drvdata(dev);
+
+        eeti_ts_start(priv);
 
         return 0;
 }
@@ -140,8 +151,7 @@ static void eeti_ts_close(struct input_dev *dev)
 {
         struct eeti_ts_priv *priv = input_get_drvdata(dev);
 
-        disable_irq(priv->irq);
-        cancel_work_sync(&priv->work);
+        eeti_ts_stop(priv);
 }
 
 static int __devinit eeti_ts_probe(struct i2c_client *client,
@@ -153,10 +163,12 @@ static int __devinit eeti_ts_probe(struct i2c_client *client,
         unsigned int irq_flags;
         int err = -ENOMEM;
 
-        /* In contrast to what's described in the datasheet, there seems
+        /*
+         * In contrast to what's described in the datasheet, there seems
          * to be no way of probing the presence of that device using I2C
          * commands. So we need to blindly believe it is there, and wait
-         * for interrupts to occur. */
+         * for interrupts to occur.
+         */
 
         priv = kzalloc(sizeof(*priv), GFP_KERNEL);
         if (!priv) {
@@ -212,9 +224,11 @@ static int __devinit eeti_ts_probe(struct i2c_client *client,
                 goto err2;
         }
 
-        /* Disable the irq for now. It will be enabled once the input device
-         * is opened. */
-        disable_irq(priv->irq);
+        /*
+         * Disable the device for now. It will be enabled once the
+         * input device is opened.
+         */
+        eeti_ts_stop(priv);
 
         device_init_wakeup(&client->dev, 0);
         return 0;
@@ -235,6 +249,12 @@ static int __devexit eeti_ts_remove(struct i2c_client *client)
         struct eeti_ts_priv *priv = i2c_get_clientdata(client);
 
         free_irq(priv->irq, priv);
+        /*
+         * eeti_ts_stop() leaves IRQ disabled. We need to re-enable it
+         * so that device still works if we reload the driver.
+         */
+        enable_irq(priv->irq);
+
         input_unregister_device(priv->input);
         i2c_set_clientdata(client, NULL);
         kfree(priv);
@@ -246,6 +266,14 @@ static int __devexit eeti_ts_remove(struct i2c_client *client)
 static int eeti_ts_suspend(struct i2c_client *client, pm_message_t mesg)
 {
         struct eeti_ts_priv *priv = i2c_get_clientdata(client);
+        struct input_dev *input_dev = priv->input;
+
+        mutex_lock(&input_dev->mutex);
+
+        if (input_dev->users)
+                eeti_ts_stop(priv);
+
+        mutex_unlock(&input_dev->mutex);
 
         if (device_may_wakeup(&client->dev))
                 enable_irq_wake(priv->irq);
@@ -256,10 +284,18 @@ static int eeti_ts_suspend(struct i2c_client *client, pm_message_t mesg)
 static int eeti_ts_resume(struct i2c_client *client)
 {
         struct eeti_ts_priv *priv = i2c_get_clientdata(client);
+        struct input_dev *input_dev = priv->input;
 
         if (device_may_wakeup(&client->dev))
                 disable_irq_wake(priv->irq);
 
+        mutex_lock(&input_dev->mutex);
+
+        if (input_dev->users)
+                eeti_ts_start(priv);
+
+        mutex_unlock(&input_dev->mutex);
+
         return 0;
 }
 #else