Hi Sonny, > Many controllers do not allow HCI Create Connection while it is doing > Inquiry. This patch adds Inquiry Cancel before Create Connection in this > case to allow the controller to do Create Connection. User space will be > aware of this Inquiry cancellation and they may issue another discovery > request afterwards. > > Sample Command Disallowed response of HCI Create Connection: > < HCI Command: Inquiry (0x01|0x0001) plen 5 > Access code: 0x9e8b33 (General Inquiry) > Length: 10.24s (0x08) > Num responses: 0 >> HCI Event: Command Status (0x0f) plen 4 > Inquiry (0x01|0x0001) ncmd 2 > Status: Success (0x00) > < HCI Command: Create Connection (0x01|0x0005) plen 13 > Address: XX:XX:XX:XX:XX:XX > Packet type: 0xcc18 > Page scan repetition mode: R2 (0x02) > Page scan mode: Mandatory (0x00) > Clock offset: 0x0000 > Role switch: Allow slave (0x01) >> HCI Event: Command Status (0x0f) plen 4 > Create Connection (0x01|0x0005) ncmd 1 > Status: Success (0x00) >> HCI Event: Connect Complete (0x03) plen 11 > Status: Command Disallowed (0x0c) > Handle: 65535 > Address: XX:XX:XX:XX:XX:XX > Link type: ACL (0x01) > Encryption: Disabled (0x00) > > Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@xxxxxxxxxxxx> > Reviewed-by: Alain Michaud <alainm@xxxxxxxxxxxx> > Signed-off-by: Sonny Sasaka <sonnysasaka@xxxxxxxxxxxx> > > --- > net/bluetooth/hci_conn.c | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) patch has been applied to bluetooth-next tree. Regards Marcel
