Linux: WL1831 WiFi & BT coex issue

nathan kuo

Tool/software: Linux

Hi ,

If WL8 AP mode is activated and Bluetooth as slave mode , the other device will hard to scan or connect with WL8 Bluetooth.

If only Bluetooth is enabled , everything works well.

Does anyone have any suggestions for this issue?

[Device information]

Device : imx6ul

OS : Linux Kernel 3.3

Driver : R8.7_SP3

FW: Rev 8.9.0.0.79

BT Firmware : Service Pack 4.3

Nathan Kuo

0 Vihang Parmar over 6 years ago

Nathan,

Could you please provide the Bluetooth firmware logs for both scenarios?

Logger user's guide :

Best regards,

Vihang

0 nathan kuo over 6 years ago in reply to Vihang Parmar

Expert 1060 points

Hi Vihang.

Please refer attached file.

Thanks.

Nathan Kuo

0 nathan kuo over 6 years ago in reply to nathan kuo

Expert 1060 points

Hi,

Any update for this issue?
We need TI's help.
Thanks.

Nathan Kuo

0 Rio Chan over 6 years ago in reply to nathan kuo

Hi Vihang:

May you help to check why there is so many this kind of log in the FW log attached by Nathan?

==>SG_IMP_BT_ALL_LINKS_DISCONNECTED

Thanks.

BR Rio

soft_gemini_30_bt_interface.c:310	1	SoftGemini_BtIPChangeOperationModeNotification	BT_IP_SWITCHED_ON coex_state: COEX_OPERATION_ENABLED_MODE topInfo.PGInfo 2
soft_gemini_30_bt_interface.c:339	1	SoftGemini_BtIPChangeOperationModeNotification	BT_IP_changed bt status 1 source 32 (0 - wlan, other - bt) sg 1 may TRIGGER_BT_PEER
soft_gemini_30_bt_interface.c:339	1	SoftGemini_BtIPChangeOperationModeNotification	BT_IP_changed bt status 1 source 0 (0 - wlan, other - bt) sg 1 may TRIGGER_BT_PEER
soft_gemini_30_activity_manager.c:865	1	IntSgActMgrBtScbHandling	SG_IMP_BT_ALL_LINKS_DISCONNECTED

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