Re: [PATCH v1] serial: qcom-geni: Avoid probing debug console UART without console support

kernel test robot
2026-04-30T14:40:38Z

Hi Aniket,

kernel test robot noticed the following build warnings:

[auto build test WARNING on tty/tty-testing]
[also build test WARNING on tty/tty-next tty/tty-linus usb/usb-testing usb/usb-next usb/usb-linus linus/master v7.1-rc1 next-20260429]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Aniket-Randive/serial-qcom-geni-Avoid-probing-debug-console-UART-without-console-support/20260423-150710
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
patch link: https://lore.kernel.org/r/20260413072501.263871-1-aniket.randive%40oss.qualcomm.com
patch subject: [PATCH v1] serial: qcom-geni: Avoid probing debug console UART without console support
config: csky-randconfig-001-20260430 (https://download.01.org/0day-ci/archive/20260430/202604302204.1qhU6zO5-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260430/202604302204.1qhU6zO5-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604302204.1qhU6zO5-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/tty/serial/qcom_geni_serial.c:2011:43: warning: 'sa8255p_qcom_geni_console_data' defined but not used [-Wunused-const-variable=]
2011 | static const struct qcom_geni_device_data sa8255p_qcom_geni_console_data = {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/tty/serial/qcom_geni_serial.c:1995:43: warning: 'qcom_geni_console_data' defined but not used [-Wunused-const-variable=]
1995 | static const struct qcom_geni_device_data qcom_geni_console_data = {
| ^~~~~~~~~~~~~~~~~~~~~~

vim +/sa8255p_qcom_geni_console_data +2011 drivers/tty/serial/qcom_geni_serial.c

c4f528795d1add Karthikeyan Ramasubramanian 2018-03-14 1994
40ec6d41c841e2 Bartosz Golaszewski 2022-12-29 @1995 static const struct qcom_geni_device_data qcom_geni_console_data = {
40ec6d41c841e2 Bartosz Golaszewski 2022-12-29 1996 .console = true,
2aaa43c7077833 Bartosz Golaszewski 2022-12-29 1997 .mode = GENI_SE_FIFO,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 1998 .resources_init = geni_serial_resource_init,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 1999 .set_rate = geni_serial_set_rate,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2000 .power_state = geni_serial_resource_state,
40ec6d41c841e2 Bartosz Golaszewski 2022-12-29 2001 };
40ec6d41c841e2 Bartosz Golaszewski 2022-12-29 2002
40ec6d41c841e2 Bartosz Golaszewski 2022-12-29 2003 static const struct qcom_geni_device_data qcom_geni_uart_data = {
40ec6d41c841e2 Bartosz Golaszewski 2022-12-29 2004 .console = false,
2aaa43c7077833 Bartosz Golaszewski 2022-12-29 2005 .mode = GENI_SE_DMA,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2006 .resources_init = geni_serial_resource_init,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2007 .set_rate = geni_serial_set_rate,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2008 .power_state = geni_serial_resource_state,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2009 };
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2010
abffd1e6c4f1c9 Praveen Talari 2025-11-10 @2011 static const struct qcom_geni_device_data sa8255p_qcom_geni_console_data = {
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2012 .console = true,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2013 .mode = GENI_SE_FIFO,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2014 .pd_data = {
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2015 .pd_flags = PD_FLAG_DEV_LINK_ON,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2016 .pd_names = (const char*[]) { "power", "perf" },
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2017 .num_pd_names = 2,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2018 },
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2019 .resources_init = geni_serial_pwr_init,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2020 .set_rate = geni_serial_set_level,
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2021 };
abffd1e6c4f1c9 Praveen Talari 2025-11-10 2022

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