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| author | Ruchi Kandoi <kandoiruchi@google.com> | 2017-06-28 16:11:18 -0700 |
|---|---|---|
| committer | Ruchi Kandoi <kandoiruchi@google.com> | 2017-06-28 16:17:36 -0700 |
| commit | 5e0a2fd7d049de20e69e0dfdf03daaaab2aab4b1 (patch) | |
| tree | ffe221b9462907370b7ec2cbd1b2124569a41265 /halimpl | |
| parent | a2af20f10043e1e682d54c57bbb7bacab65fe538 (diff) | |
| download | android_hardware_broadcom_nfc-5e0a2fd7d049de20e69e0dfdf03daaaab2aab4b1.tar.gz android_hardware_broadcom_nfc-5e0a2fd7d049de20e69e0dfdf03daaaab2aab4b1.tar.bz2 android_hardware_broadcom_nfc-5e0a2fd7d049de20e69e0dfdf03daaaab2aab4b1.zip | |
Add delay before retrying write to NFCC
NFC controller might throw a write error if it's in stand by mode. Add
10 ms delay before retrying to make sure the NFCC has resumed.
Bug: 62068060
Test: Nfc tag reading
Change-Id: I26d810cbb657cbf38d3df8ad366ff23d9ace594d
(cherry picked from commit 71794bd233b9c284451c2a6e12f20aed8aa2b03b)
Diffstat (limited to 'halimpl')
| -rw-r--r-- | halimpl/pn54x/tml/phTmlNfc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/halimpl/pn54x/tml/phTmlNfc.c b/halimpl/pn54x/tml/phTmlNfc.c index 995c9ba..8aad810 100644 --- a/halimpl/pn54x/tml/phTmlNfc.c +++ b/halimpl/pn54x/tml/phTmlNfc.c @@ -451,6 +451,8 @@ static void phTmlNfc_TmlWriterThread(void* pParam) { if (retry_cnt++ < MAX_WRITE_RETRY_COUNT) { NXPLOG_NCIHAL_E("PN54X - Error in I2C Write - Retry 0x%x", retry_cnt); + // Add a 10 ms delay to ensure NFCC is not still in stand by mode. + usleep(10 * 1000); goto retry; } } |