linux-kernel - Re: [PATCH v2 2/6] Bluetooth: hci_qca: schedule a devm action for disabling the clock

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Message-ID: <CAMRc=Mf9OVsEfe7AZwJa2v1Srjn=3bM6roXvgfF3ALahREY6XA@mail.gmail.com>
Date: Tue, 9 Jul 2024 13:23:58 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: kernel test robot <lkp@...el.com>
Cc: Marcel Holtmann <marcel@...tmann.org>, Luiz Augusto von Dentz <luiz.dentz@...il.com>, 
	"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Balakrishna Godavarthi <quic_bgodavar@...cinc.com>, Rocky Liao <quic_rjliao@...cinc.com>, 
	Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, llvm@...ts.linux.dev, 
	oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org, 
	linux-bluetooth@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v2 2/6] Bluetooth: hci_qca: schedule a devm action for
 disabling the clock

On Tue, Jul 9, 2024 at 12:34 PM kernel test robot <lkp@...el.com> wrote:
>
> Hi Bartosz,
>
> kernel test robot noticed the following build warnings:
>
> [auto build test WARNING on 0b58e108042b0ed28a71cd7edf5175999955b233]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Bartosz-Golaszewski/dt-bindings-bluetooth-qualcomm-describe-the-inputs-from-PMU-for-wcn7850/20240708-175040
> base:   0b58e108042b0ed28a71cd7edf5175999955b233
> patch link:    https://lore.kernel.org/r/20240708-hci_qca_refactor-v2-2-b6e83b3d1ca5%40linaro.org
> patch subject: [PATCH v2 2/6] Bluetooth: hci_qca: schedule a devm action for disabling the clock
> config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20240709/202407091813.9IlBCkUP-lkp@intel.com/config)
> compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240709/202407091813.9IlBCkUP-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202407091813.9IlBCkUP-lkp@intel.com/
>
> All warnings (new ones prefixed by >>):
>
>    drivers/bluetooth/hci_qca.c:2495:2: warning: label at end of compound statement is a C23 extension [-Wc23-extensions]
>     2495 |         }
>          |         ^
> >> drivers/bluetooth/hci_qca.c:2494:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
>     2494 |         default:
>          |         ^
>    drivers/bluetooth/hci_qca.c:2494:2: note: insert '__attribute__((fallthrough));' to silence this warning
>     2494 |         default:
>          |         ^
>          |         __attribute__((fallthrough));
>    drivers/bluetooth/hci_qca.c:2494:2: note: insert 'break;' to avoid fall-through
>     2494 |         default:
>          |         ^
>          |         break;
>    2 warnings generated.
>
>
> vim +2494 drivers/bluetooth/hci_qca.c
>
> 05ba533c5c1155 Thierry Escande                2018-03-29  2478
> 05ba533c5c1155 Thierry Escande                2018-03-29  2479  static void qca_serdev_remove(struct serdev_device *serdev)
> 05ba533c5c1155 Thierry Escande                2018-03-29  2480  {
> 05ba533c5c1155 Thierry Escande                2018-03-29  2481          struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);
> 054ec5e94a46b0 Venkata Lakshmi Narayana Gubba 2020-09-10  2482          struct qca_power *power = qcadev->bt_power;
> 05ba533c5c1155 Thierry Escande                2018-03-29  2483
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2484          switch (qcadev->btsoc_type) {
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2485          case QCA_WCN3988:
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2486          case QCA_WCN3990:
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2487          case QCA_WCN3991:
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2488          case QCA_WCN3998:
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2489          case QCA_WCN6750:
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16  2490          case QCA_WCN6855:
> e0c1278ac89b03 Neil Armstrong                 2023-08-16  2491          case QCA_WCN7850:
> d12f113a15e826 Bartosz Golaszewski            2024-07-08  2492                  if (power->vregs_on)
> c2d7827338618a Balakrishna Godavarthi         2018-08-22  2493                          qca_power_shutdown(&qcadev->serdev_hu);
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16 @2494          default:
> 691d54d0f7cb14 Neil Armstrong                 2023-08-16 @2495          }
> fa9ad876b8e0eb Balakrishna Godavarthi         2018-08-03  2496
> fa9ad876b8e0eb Balakrishna Godavarthi         2018-08-03  2497          hci_uart_unregister_device(&qcadev->serdev_hu);
> 05ba533c5c1155 Thierry Escande                2018-03-29  2498  }
> 05ba533c5c1155 Thierry Escande                2018-03-29  2499
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki

Ah, cr*p.

Third time's the charm, I guess...

Bart