Re: [PATCH v4 2/3] Bluetooth: hci_qca: Add support for Qualcomm Bluetooth chip wcn3990.

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Hi Balakrishna,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on bluetooth-next/master]
[also build test WARNING on next-20180504]
[cannot apply to bluetooth/master v4.17-rc3]
[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/dt-bindings-net-bluetooth-Add-device-tree-bindings-for-QTI-chip-wcn3990/20180506-004430
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git master
config: x86_64-randconfig-x017-201818 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   drivers//bluetooth/hci_qca.c: In function 'qca_open':
   drivers//bluetooth/hci_qca.c:512:4: error: implicit declaration of function 'btqca_power_setup'; did you mean 'ether_setup'? [-Werror=implicit-function-declaration]
       btqca_power_setup(true);
       ^~~~~~~~~~~~~~~~~
       ether_setup
   drivers//bluetooth/hci_qca.c: In function 'qca_close':
   drivers//bluetooth/hci_qca.c:604:4: error: implicit declaration of function 'qca_btsoc_cleanup'; did you mean 'hci_sock_cleanup'? [-Werror=implicit-function-declaration]
       qca_btsoc_cleanup(hu->hdev);
       ^~~~~~~~~~~~~~~~~
       hci_sock_cleanup
   drivers//bluetooth/hci_qca.c: In function 'qca_send_poweron_cmd':
   drivers//bluetooth/hci_qca.c:988:8: error: 'CHEROKEE_POWERON_PULSE' undeclared (first use in this function)
     cmd = CHEROKEE_POWERON_PULSE;
           ^~~~~~~~~~~~~~~~~~~~~~
   drivers//bluetooth/hci_qca.c:988:8: note: each undeclared identifier is reported only once for each function it appears in
   drivers//bluetooth/hci_qca.c: In function 'qca_send_poweroff_cmd':
   drivers//bluetooth/hci_qca.c:1018:8: error: 'CHEROKEE_POWEROFF_PULSE' undeclared (first use in this function)
     cmd = CHEROKEE_POWEROFF_PULSE;
           ^~~~~~~~~~~~~~~~~~~~~~~
   drivers//bluetooth/hci_qca.c: In function 'qca_setup':
   drivers//bluetooth/hci_qca.c:1144:9: error: implicit declaration of function 'rome_patch_ver_req'; did you mean 'blk_path_error'? [-Werror=implicit-function-declaration]
      ret = rome_patch_ver_req(hdev, &soc_ver);
            ^~~~~~~~~~~~~~~~~~
            blk_path_error
   drivers//bluetooth/hci_qca.c:1182:9: error: implicit declaration of function 'qca_uart_setup_cherokee'; did you mean 'qca_uart_setup_rome'? [-Werror=implicit-function-declaration]
      ret = qca_uart_setup_cherokee(hdev, qca_baudrate, &soc_ver);
            ^~~~~~~~~~~~~~~~~~~~~~~
            qca_uart_setup_rome
   drivers//bluetooth/hci_qca.c: At top level:
   drivers//bluetooth/hci_qca.c:1308:5: error: conflicting types for 'btqca_power_setup'
    int btqca_power_setup(bool on)
        ^~~~~~~~~~~~~~~~~
   drivers//bluetooth/hci_qca.c:1309:1: note: an argument type that has a default promotion can't match an empty parameter name list declaration
    {
    ^
   drivers//bluetooth/hci_qca.c:512:4: note: previous implicit declaration of 'btqca_power_setup' was here
       btqca_power_setup(true);
       ^~~~~~~~~~~~~~~~~
   In file included from include/linux/kernel.h:10:0,
                    from drivers//bluetooth/hci_qca.c:31:
   drivers//bluetooth/hci_qca.c: In function 'btqca_power_setup':
   include/linux/compiler.h:58:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
     ^
   include/linux/compiler.h:56:23: note: in expansion of macro '__trace_if'
    #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) )
                          ^~~~~~~~~~
>> drivers//bluetooth/hci_qca.c:1346:3: note: in expansion of macro 'if'
      if (vregs[i].load_ua)
      ^~
   drivers//bluetooth/hci_qca.c:1349:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
       btqca_disable_regulators(i+1, vregs);
       ^~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/if +1346 drivers//bluetooth/hci_qca.c

  1307	
  1308	int btqca_power_setup(bool on)
  1309	{
  1310		int ret = 0;
  1311		int i;
  1312		struct btqca_vreg *vregs;
  1313	
  1314		if (!qca || !qca->vreg_data || !qca->vreg_bulk)
  1315			return -EINVAL;
  1316		vregs = qca->vreg_data->vregs;
  1317	
  1318		BT_DBG("on: %d", on);
  1319		/* turn on if regualtors are off */
  1320		if (on == true && qca->vreg_status == false) {
  1321			qca->vreg_status = true;
  1322			for (i = 0; ret == 0 && i < qca->vreg_data->num_vregs; i++) {
  1323				regulator_set_voltage(qca->vreg_bulk[i].consumer,
  1324						      vregs[i].min_v,
  1325						      vregs[i].max_v);
  1326	
  1327				if (vregs[i].load_ua)
  1328					regulator_set_load(qca->vreg_bulk[i].consumer,
  1329							   vregs[i].load_ua);
  1330	
  1331				ret = regulator_enable(qca->vreg_bulk[i].consumer);
  1332		}
  1333		} else if (on == false && qca->vreg_status == true) {
  1334			qca->vreg_status = false;
  1335			/* turn of regualtor in reverse order */
  1336			btqca_disable_regulators(qca->vreg_data->num_vregs, vregs);
  1337		}
  1338	
  1339		/* regulatos fails to enable */
  1340		if (ret) {
  1341			qca->vreg_status = false;
  1342			BT_ERR("failed to enable regualtor:%s", vregs[i].name);
  1343			/* set regulator voltage and load to zero */
  1344			regulator_set_voltage(qca->vreg_bulk[i].consumer,
  1345					      0, vregs[i].max_v);
> 1346			if (vregs[i].load_ua)
  1347				regulator_set_load(qca->vreg_bulk[i].consumer, 0);
  1348				/* turn off regulators which are enabled */
  1349				btqca_disable_regulators(i+1, vregs);
  1350		}
  1351	
  1352		return ret;
  1353	}
  1354	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip


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