Input: elan_i2c - expand maximum product_id form 0xFF to 0xFFFF

In order to support more projects in the future, we expand the
maximum product_id value form 0xFF to 0xFFFF.

Signed-off by: Duson Lin <dusonlin@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h
index 73670f2aebfd5e189ab794c6ffd4b44759bb5acb..c0ec26118732879f7674f68bd0458b3d27602f61 100644 (file)
--- a/drivers/input/mouse/elan_i2c.h
+++ b/drivers/input/mouse/elan_i2c.h
@@ -60,7 +60,7 @@ struct elan_transport_ops {
        int (*get_sm_version)(struct i2c_client *client,
                              u8* ic_type, u8 *version);
        int (*get_checksum)(struct i2c_client *client, bool iap, u16 *csum);
-       int (*get_product_id)(struct i2c_client *client, u8 *id);
+       int (*get_product_id)(struct i2c_client *client, u16 *id);
 
        int (*get_max)(struct i2c_client *client,
                       unsigned int *max_x, unsigned int *max_y);

diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 0f8ab3170055445cd7e0abc232c7dee73ecb20d7..b510626220505ded39cc76b54cf86036371113ad 100644 (file)
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -40,7 +40,7 @@
 #include "elan_i2c.h"
 
 #define DRIVER_NAME            "elan_i2c"
-#define ELAN_DRIVER_VERSION    "1.6.0"
+#define ELAN_DRIVER_VERSION    "1.6.1"
 #define ETP_MAX_PRESSURE       255
 #define ETP_FWIDTH_REDUCE      90
 #define ETP_FINGER_WIDTH       15
@@ -76,7 +76,7 @@ struct elan_tp_data {
        unsigned int            x_res;
        unsigned int            y_res;
 
-       u8                      product_id;
+       u16                     product_id;
        u8                      fw_version;
        u8                      sm_version;
        u8                      iap_version;

diff --git a/drivers/input/mouse/elan_i2c_i2c.c b/drivers/input/mouse/elan_i2c_i2c.c
index 683c840c9dd73f31d1279b7db88dfacd1f42b7b0..a679e56c44cd49ddea4361aebdb97d4fe7f1e12e 100644 (file)
--- a/drivers/input/mouse/elan_i2c_i2c.c
+++ b/drivers/input/mouse/elan_i2c_i2c.c
@@ -276,7 +276,7 @@ static int elan_i2c_get_sm_version(struct i2c_client *client,
        return 0;
 }
 
-static int elan_i2c_get_product_id(struct i2c_client *client, u8 *id)
+static int elan_i2c_get_product_id(struct i2c_client *client, u16 *id)
 {
        int error;
        u8 val[3];
@@ -287,7 +287,7 @@ static int elan_i2c_get_product_id(struct i2c_client *client, u8 *id)
                return error;
        }
 
-       *id = val[0];
+       *id = le16_to_cpup((__le16 *)val);
        return 0;
 }
 

diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c
index ff36a366b2aa1aadbe3c9a7f0e9de3eb687d83c3..cb6aecbc1dc28a20885885c4b361ecf8343bc445 100644 (file)
--- a/drivers/input/mouse/elan_i2c_smbus.c
+++ b/drivers/input/mouse/elan_i2c_smbus.c
@@ -183,7 +183,7 @@ static int elan_smbus_get_sm_version(struct i2c_client *client,
        return 0;
 }
 
-static int elan_smbus_get_product_id(struct i2c_client *client, u8 *id)
+static int elan_smbus_get_product_id(struct i2c_client *client, u16 *id)
 {
        int error;
        u8 val[3];
@@ -195,7 +195,7 @@ static int elan_smbus_get_product_id(struct i2c_client *client, u8 *id)
                return error;
        }
 
-       *id = val[1];
+       *id = be16_to_cpup((__be16 *)val);
        return 0;
 }