After the commit
17679aed622b ("usb: thor: add screen support"),
caller of thor_init() expects general error value to check
interrupt by Ctrl-C but thor_init() returns wrong error value -1
for Ctrl-C termination during rx or wrong protocol response.
Return proper error for the cases.
Change-Id: I8a637918930673bad953a88e26c79b8e64580bc8
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
struct thor_dev *dev = thor_func->dev;
int power_key_cnt = 0;
size_t received;
+ int ret;
#ifdef CONFIG_TIZEN
#ifdef CONFIG_LCD /* TODO : Need to enable LCD*/
#endif /* CONFIG_TIZEN */
thor_set_dma(thor_rx_data_buf, strlen("THOR"));
/* detect the download request from Host PC */
- if (thor_rx_data(&received) < 0) {
+ ret = thor_rx_data(&received);
+ if (ret < 0) {
printf("%s: Data not received!\n", __func__);
- return -1;
+ return ret;
}
if (!strncmp((char *)thor_rx_data_buf, "THOR", strlen("THOR"))) {
thor_tx_data(thor_tx_data_buf, strlen("ROHT"));
} else {
puts("Wrong reply information\n");
- return -1;
+ return -EPROTO;
}
return 0;