int wacom_i2c_load_fw(struct wacom_i2c *wac_i2c)
{
int ret = 0;
switch (wac_i2c->update_info.fw_path) {
case FW_BUILT_IN:
ret = load_fw_built_in(wac_i2c);
break;
case FW_IN_SDCARD:
ret = load_fw_sdcard(wac_i2c);
break;
default:
break;
}
return ret;
}
static int tc300k_fw_update(struct tc300k_data *data, u8 fw_path, bool force)
{
struct i2c_client *client = data->client;
int retry = 4;
int ret;
if (fw_path == FW_INKERNEL) {
if (!force) {
ret = get_fw_version(data, false);
if (ret)
return -1;
}
ret = load_fw_in_kernel(data);
if (ret)
return -1;
if (!force && (data->fw_ver >= data->fw_img->first_fw_ver)) {
dev_notice(&client->dev, "do not need firm update (0x%x, 0x%x)\n",
data->fw_ver, data->fw_img->first_fw_ver);
t300k_release_fw(data, fw_path);
return 0;
}
} else if (fw_path == FW_SDCARD) {
ret = load_fw_sdcard(data);
if (ret)
return -1;
}
while (retry--) {
data->fw_downloding = true;
ret = tc300k_flash_fw(data, fw_path);
data->fw_downloding = false;
if (ret) {
dev_err(&client->dev, "%s tc300k_flash_fw fail (%d)\n",
__func__, retry);
continue;
}
ret = get_fw_version(data, false);
if (ret) {
dev_err(&client->dev, "%s get_fw_version fail (%d)\n",
__func__, retry);
continue;
}
if (data->fw_ver != data->fw_img->first_fw_ver) {
dev_err(&client->dev, "%s fw version fail (0x%x, 0x%x)(%d)\n",
__func__, data->fw_ver, data->fw_img->first_fw_ver, retry);
continue;
}
ret = tc300k_crc_check(data);
if (ret) {
dev_err(&client->dev, "%s crc check fail (%d)\n",
__func__, retry);
continue;
}
break;
}
if (retry > 0)
dev_info(&client->dev, "%s success\n", __func__);
t300k_release_fw(data, fw_path);
return ret;
}