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libnfc/drivers: pn53x_usb_init() function returns now 0 on success and libnfc error code on failure.

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This commit is contained in:
Audrey Diacre 2012-01-05 14:05:43 +00:00
parent 5d4f22c548
commit 8b07a5f4c7
1 changed files with 7 additions and 6 deletions
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13
libnfc/drivers/pn53x_usb.c
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@ -118,7 +118,7 @@ struct pn53x_usb_data {
const struct pn53x_io pn53x_usb_io;
bool pn53x_usb_get_usb_device_name (struct usb_device *dev, usb_dev_handle *udev, char *buffer, size_t len);
bool pn53x_usb_init (nfc_device *pnd);
int pn53x_usb_init (nfc_device *pnd);
int
pn53x_usb_bulk_read (struct pn53x_usb_data *data, uint8_t abtRx[], const size_t szRx, const int timeout)
@ -461,7 +461,7 @@ pn53x_usb_connect (const nfc_connstring connstring)
// HACK2: Then send a GetFirmware command to resync USB toggle bit between host & device
// in case host used set_configuration and expects the device to have reset its toggle bit, which PN53x doesn't do
if (!pn53x_usb_init (pnd)) {
if (pn53x_usb_init (pnd) < 0) {
usb_close (data.pudh);
goto error;
}
@ -694,9 +694,10 @@ pn53x_usb_ack (nfc_device *pnd)
return pn53x_usb_bulk_write (DRIVER_DATA (pnd), (uint8_t *) pn53x_ack_frame, sizeof (pn53x_ack_frame), 0);
}
bool
int
pn53x_usb_init (nfc_device *pnd)
{
int res = 0;
// Sometimes PN53x USB doesn't reply ACK one the first frame, so we need to send a dummy one...
//pn53x_check_communication (pnd); // Sony RC-S360 doesn't support this command for now so let's use a get_firmware_version instead:
const uint8_t abtCmd[] = { GetFirmwareVersion };
@ -710,8 +711,8 @@ pn53x_usb_init (nfc_device *pnd)
pn53x_usb_ack (pnd);
}
if (pn53x_init (pnd) < 0)
return false;
if ((res = pn53x_init (pnd)) < 0)
return res;
if (ASK_LOGO == DRIVER_DATA (pnd)->model) {
log_put (LOG_CATEGORY, NFC_PRIORITY_TRACE, "ASK LoGO initialization.");
@ -748,7 +749,7 @@ On ASK LoGO hardware:
pn53x_write_register (pnd, PN53X_SFR_P3, 0xFF, _BV (P30) | _BV (P31) | _BV (P33) | _BV (P35));
}
return true;
return NFC_SUCCESS;
}
int