input: vtl_ts: fix compilation warning

Signed-off-by: Huang, Tao <huangtao@rock-chips.com>

diff --git a/drivers/input/touchscreen/vtl_ts/apk.c b/drivers/input/touchscreen/vtl_ts/apk.c
index 37624d663be3f295d3123c8d3fb13318168007eb..72438cd44a84445aaf6a4083a4b221eeb3d2a6d1 100755 (executable)
--- a/drivers/input/touchscreen/vtl_ts/apk.c
+++ b/drivers/input/touchscreen/vtl_ts/apk.c
@@ -79,7 +79,7 @@ static int apk_close(struct inode *inode, struct file *file)
 
        return 0;
 }
-static int apk_write(struct file *file, const char __user *buff, size_t count, loff_t *offp)
+static ssize_t apk_write(struct file *file, const char __user *buff, size_t count, loff_t *offp)
 {
        struct i2c_client *client = ts_object->driver->client;  
        unsigned char frame_data[255] = {0};
@@ -130,7 +130,7 @@ static int apk_write(struct file *file, const char __user *buff, size_t count, l
                                }break;
                }
        }else if(frame_data[0]==LINUX_SHELL){
-               printk("CMD: %s,count = %d\n",frame_data,count);
+               printk("CMD: %s,count = %zu\n",frame_data,count);
                switch(frame_data[1]){
                        case    SHELL_CHECKSUM_CMD :{
                                        chip_get_checksum(client,&bin_checksum,&fw_checksum);
@@ -164,7 +164,7 @@ static int apk_write(struct file *file, const char __user *buff, size_t count, l
        return count;
 }
 
-static int apk_read(struct file *file, char __user *buff, size_t count, loff_t *offp)
+static ssize_t apk_read(struct file *file, char __user *buff, size_t count, loff_t *offp)
 {
        struct i2c_client *client = ts_object->driver->client;
        unsigned char frame_data[255];