newton:update gt819, add version compare

diff --git a/drivers/input/touchscreen/gt819.c b/drivers/input/touchscreen/gt819.c
index 0f9ef295049db75e89768524e9ea29a9b093067a..92906cfaffc7dc1b8e5a0588a9c6424b876e7a5b 100755 (executable)
--- a/drivers/input/touchscreen/gt819.c
+++ b/drivers/input/touchscreen/gt819.c
@@ -175,7 +175,7 @@ int gt189_wait_for_slave(struct i2c_client *client, u8 status)
 
 int gt819_update_write_config(struct i2c_client *client)
        {
-               int i,ret,len = sizeof(config_info)-1;                  //byte[0] is the reg addr in the gt819.cfg
+               int ret,len = sizeof(config_info)-1;                    //byte[0] is the reg addr in the gt819.cfg
                u8 cfg_rd_buf[len];
                u8 cfg_cmd_buf = 0x03;
                u8 retries = 0;
@@ -209,10 +209,10 @@ int gt819_update_write_config(struct i2c_client *client)
        }
 
 
-static int  gt819_read_version(struct i2c_client *client)
+static int  gt819_read_version(struct i2c_client *client,char *version)
 {
        int ret, count = 0;
-       char version[17],*p;
+       char *p;
        
        ret = gt819_read_regs(client,240, version, 16);
        if (ret < 0) 
@@ -328,10 +328,11 @@ int gt819_update_fw(struct i2c_client *client)
 {
        int ret,file_len,update_need_config;
        unsigned char i2c_control_buf[10];
+       char version[17];
        
        dev_info(&client->dev, "gt819 firmware update start...\n");
        dev_info(&client->dev, "step 1:read version...\n");
-       ret = gt819_read_version(client);
+       ret = gt819_read_version(client,version);
        if (ret < 0) 
                return ret;
        dev_info(&client->dev, "done!\n");
@@ -392,7 +393,7 @@ int gt819_update_fw(struct i2c_client *client)
        dev_info(&client->dev, "done!\n");
        msleep(1000);                                           //wait slave reset
        dev_info(&client->dev, "step 11:read version...\n");
-       ret = gt819_read_version(client);
+       ret = gt819_read_version(client,version);
        if (ret < 0) 
                return ret;
        dev_info(&client->dev, "done!\n");
@@ -575,6 +576,8 @@ return:
 static int gt819_probe(struct i2c_client *client, const struct i2c_device_id *id)
 {
        int ret = 0;
+       char version[17];
+       char version_base[17]={"GT81XNI_1R05TEST"};
        struct goodix_ts_data *ts;
        struct goodix_platform_data *pdata = client->dev.platform_data;
        const char irq_table[4] = {IRQ_TYPE_EDGE_RISING,
@@ -608,7 +611,12 @@ static int gt819_probe(struct i2c_client *client, const struct i2c_device_id *id
          dev_err(&client->dev,"init panel fail,ret = %d\n",ret);
          goto err_init_panel_fail;
        }
-       //gt819_update_fw(client);
+
+       ret = gt819_read_version(client,version);       
+       if((ret>=0) && (strcmp(version ,version_base)!=0)){
+               gt819_update_fw(client);
+       }
+
        if (!client->irq){
                dev_err(&client->dev,"no irq fail\n");
                ret = -ENODEV;