Hi Balakrishna,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on bluetooth-next/master]
[cannot apply to bluetooth/master v4.17-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Balakrishna-Godavarthi/Enable-Bluetooth-functionality-for-WCN3990/20180527-135618
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
config: i386-randconfig-b0-05271406 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from drivers/bluetooth/btqca.c:26:0:
>> drivers/bluetooth/btqca.h:130:34: warning: 'struct hci_uart' declared inside parameter list
    int qca_btsoc_power_setup(struct hci_uart *hu, bool on);
                                     ^
>> drivers/bluetooth/btqca.h:130:34: warning: its scope is only this definition or declaration, which is probably not what you want

vim +130 drivers/bluetooth/btqca.h

   129	
 > 130	int qca_btsoc_power_setup(struct hci_uart *hu, bool on);
   131	int qca_btsoc_shutdown(struct hci_dev *hdev);
   132	

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