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| author | Ganesh Ganapathi Batta <ganeshg@broadcom.com> | 2012-07-09 13:53:56 -0700 |
|---|---|---|
| committer | Matthew Xie <mattx@google.com> | 2012-07-25 01:11:13 -0700 |
| commit | 34242195e584331abc22e5113a48150dc678c8b6 (patch) | |
| tree | 790260a544017c426102e8e32e4d0ecd614214a1 /main | |
| parent | a6cfa0a9b59e7604c87d03ecdd23385146032b8d (diff) | |
| download | external_bluetooth_bluedroid-34242195e584331abc22e5113a48150dc678c8b6.zip external_bluetooth_bluedroid-34242195e584331abc22e5113a48150dc678c8b6.tar.gz external_bluetooth_bluedroid-34242195e584331abc22e5113a48150dc678c8b6.tar.bz2 | |
Work around for CR BLTH01373902
While enabling BT, Do not toggle the chip power if the target is wingray.
Change-Id: If044361d51354cfd3695d84895dada4342ef28c8
Diffstat (limited to 'main')
| -rwxr-xr-x[-rw-r--r--] | main/bte_main.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/main/bte_main.c b/main/bte_main.c index f724bae..4f63d42 100644..100755 --- a/main/bte_main.c +++ b/main/bte_main.c @@ -207,9 +207,24 @@ void bte_main_enable(uint8_t *local_addr) if (hci_logging_enabled == TRUE) bt_hc_if->logging(BT_HC_LOGGING_ON, hci_logfile); +#if (defined (BT_CLEAN_TURN_ON_DISABLED) && BT_CLEAN_TURN_ON_DISABLED == TRUE) + APPL_TRACE_DEBUG1("%s Not Turninig Off the BT before Turninig ON", __FUNCTION__); + + /* Do not power off the chip before powering on if BT_CLEAN_TURN_ON_DISABLED flag + is defined and set to TRUE to avoid below mentioned issue. + + Wingray kernel driver maintains a combined counter to keep track of + BT-Wifi state. Invoking set_power(BT_HC_CHIP_PWR_OFF) when the BT is already + in OFF state causes this counter to be incorrectly decremented and results in undesired + behavior of the chip. + + This is only a workaround and when the issue is fixed in the kernel this work around + should be removed. */ +#else /* toggle chip power to ensure we will reset chip in case a previous stack shutdown wasn't completed gracefully */ bt_hc_if->set_power(BT_HC_CHIP_PWR_OFF); +#endif bt_hc_if->set_power(BT_HC_CHIP_PWR_ON); bt_hc_if->preload(NULL); |