diff options
| author | Saurabh Sengar <saurabh.truth@gmail.com> | 2015-12-21 00:29:30 +0530 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2015-12-21 00:07:27 +0100 |
| commit | a440f1aa74da9cb1a77afcfadb12e1d4a78e7e02 (patch) | |
| tree | c7c8a2038df17d5ed4a0dc5d7d94d947d318d4d4 /drivers/nfc | |
| parent | c6b5df0daf0ecbb986420ea7342a6bd9c71619a9 (diff) | |
| download | linux-a440f1aa74da9cb1a77afcfadb12e1d4a78e7e02.tar.bz2 | |
NFC: add rx delay sysfs parameter for nfcsim workqueue
added the rx delay parameter as a device tunable parameter.
Signed-off-by: Saurabh Sengar <saurabh.truth@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/nfcsim.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/nfc/nfcsim.c b/drivers/nfc/nfcsim.c index 26ac9e5fa1ab..93aaca586858 100644 --- a/drivers/nfc/nfcsim.c +++ b/drivers/nfc/nfcsim.c @@ -32,6 +32,8 @@ #define NFCSIM_POLL_TARGET 2 #define NFCSIM_POLL_DUAL (NFCSIM_POLL_INITIATOR | NFCSIM_POLL_TARGET) +#define RX_DEFAULT_DELAY 5 + struct nfcsim { struct nfc_dev *nfc_dev; @@ -51,6 +53,8 @@ struct nfcsim { u8 initiator; + u32 rx_delay; + data_exchange_cb_t cb; void *cb_context; @@ -320,10 +324,9 @@ static int nfcsim_tx(struct nfc_dev *nfc_dev, struct nfc_target *target, * If packet transmission occurs immediately between them, we have a * non-stop flow of several tens of thousands SYMM packets per second * and a burning cpu. - * - * TODO: Add support for a sysfs entry to control this delay. */ - queue_delayed_work(wq, &peer->recv_work, msecs_to_jiffies(5)); + queue_delayed_work(wq, &peer->recv_work, + msecs_to_jiffies(dev->rx_delay)); mutex_unlock(&peer->lock); @@ -461,6 +464,7 @@ static struct nfcsim *nfcsim_init_dev(void) if (rc) goto free_nfc_dev; + dev->rx_delay = RX_DEFAULT_DELAY; return dev; free_nfc_dev: |