hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

NFC: Use communicate thru only for PaSoRi when trying to read Felica tags 

Otherwise DATA_EXCHANGE seems to be just fine.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Samuel Ortiz 2012-07-03 23:45:26 +02:00 committed by John W. Linville
parent 5c7b053129
commit a1fbbf1817
1 changed files with 11 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
drivers/nfc/pn533.c
View File

@ -1806,7 +1806,17 @@ static int pn533_build_tx_frame(struct pn533 *dev, struct sk_buff *skb,
if (target == true) { if (target == true) {
switch (dev->device_type) { switch (dev->device_type) {
case PN533_DEVICE_STD: case PN533_DEVICE_PASORI:
if (dev->tgt_active_prot == NFC_PROTO_FELICA) {
skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN - 1);
out_frame = (struct pn533_frame *) skb->data;
pn533_tx_frame_init(out_frame,
PN533_CMD_IN_COMM_THRU);
break;
}
default:
skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN); skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN);
out_frame = (struct pn533_frame *) skb->data; out_frame = (struct pn533_frame *) skb->data;
pn533_tx_frame_init(out_frame, pn533_tx_frame_init(out_frame,
@ -1815,19 +1825,8 @@ static int pn533_build_tx_frame(struct pn533 *dev, struct sk_buff *skb,
memcpy(PN533_FRAME_CMD_PARAMS_PTR(out_frame), memcpy(PN533_FRAME_CMD_PARAMS_PTR(out_frame),
&tg, sizeof(u8)); &tg, sizeof(u8));
out_frame->datalen += sizeof(u8); out_frame->datalen += sizeof(u8);
break;
case PN533_DEVICE_PASORI:
skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN - 1);
out_frame = (struct pn533_frame *) skb->data;
pn533_tx_frame_init(out_frame, PN533_CMD_IN_COMM_THRU);
break; break;
default:
nfc_dev_err(&dev->interface->dev,
"Unknown device type %d", dev->device_type);
return -EINVAL;
} }
} else { } else {