[PATCH 6/7] coresight: stm: Move ACPI support from AMBA driver to platform driver

kernel test robot lkp at intel.com
Sat Oct 28 06:22:21 PDT 2023


Hi Anshuman,

kernel test robot noticed the following build warnings:

[auto build test WARNING on rafael-pm/linux-next]
[also build test WARNING on rafael-pm/acpi-bus soc/for-next atorgue-stm32/stm32-next linus/master v6.6-rc7 next-20231027]
[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/Anshuman-Khandual/coresight-replicator-Move-ACPI-support-from-AMBA-driver-to-platform-driver/20231027-153540
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link:    https://lore.kernel.org/r/20231027072943.3418997-7-anshuman.khandual%40arm.com
patch subject: [PATCH 6/7] coresight: stm: Move ACPI support from AMBA driver to platform driver
config: arm-randconfig-003-20231028 (https://download.01.org/0day-ci/archive/20231028/202310282130.HCHZyX0e-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231028/202310282130.HCHZyX0e-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310282130.HCHZyX0e-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/hwtracing/coresight/coresight-stm.c:151: warning: Function parameter or member 'pclk' not described in 'stm_drvdata'


vim +151 drivers/hwtracing/coresight/coresight-stm.c

0f5f9b6ba9e1a7 Suzuki K Poulose  2019-06-19  115  
237483aa5cf431 Pratik Patel      2016-05-03  116  /**
237483aa5cf431 Pratik Patel      2016-05-03  117   * struct stm_drvdata - specifics associated to an STM component
237483aa5cf431 Pratik Patel      2016-05-03  118   * @base:		memory mapped base address for this component.
237483aa5cf431 Pratik Patel      2016-05-03  119   * @atclk:		optional clock for the core parts of the STM.
237483aa5cf431 Pratik Patel      2016-05-03  120   * @csdev:		component vitals needed by the framework.
237483aa5cf431 Pratik Patel      2016-05-03  121   * @spinlock:		only one at a time pls.
237483aa5cf431 Pratik Patel      2016-05-03  122   * @chs:		the channels accociated to this STM.
237483aa5cf431 Pratik Patel      2016-05-03  123   * @stm:		structure associated to the generic STM interface.
9fa3682869d4e1 James Clark       2023-04-25  124   * @mode:		this tracer's mode (enum cs_mode), i.e sysFS, or disabled.
237483aa5cf431 Pratik Patel      2016-05-03  125   * @traceid:		value of the current ID for this component.
237483aa5cf431 Pratik Patel      2016-05-03  126   * @write_bytes:	Maximus bytes this STM can write at a time.
237483aa5cf431 Pratik Patel      2016-05-03  127   * @stmsper:		settings for register STMSPER.
237483aa5cf431 Pratik Patel      2016-05-03  128   * @stmspscr:		settings for register STMSPSCR.
237483aa5cf431 Pratik Patel      2016-05-03  129   * @numsp:		the total number of stimulus port support by this STM.
237483aa5cf431 Pratik Patel      2016-05-03  130   * @stmheer:		settings for register STMHEER.
237483aa5cf431 Pratik Patel      2016-05-03  131   * @stmheter:		settings for register STMHETER.
237483aa5cf431 Pratik Patel      2016-05-03  132   * @stmhebsr:		settings for register STMHEBSR.
237483aa5cf431 Pratik Patel      2016-05-03  133   */
237483aa5cf431 Pratik Patel      2016-05-03  134  struct stm_drvdata {
237483aa5cf431 Pratik Patel      2016-05-03  135  	void __iomem		*base;
237483aa5cf431 Pratik Patel      2016-05-03  136  	struct clk		*atclk;
ec77ffb6c05951 Anshuman Khandual 2023-10-27  137  	struct clk		*pclk;
237483aa5cf431 Pratik Patel      2016-05-03  138  	struct coresight_device	*csdev;
237483aa5cf431 Pratik Patel      2016-05-03  139  	spinlock_t		spinlock;
237483aa5cf431 Pratik Patel      2016-05-03  140  	struct channel_space	chs;
237483aa5cf431 Pratik Patel      2016-05-03  141  	struct stm_data		stm;
237483aa5cf431 Pratik Patel      2016-05-03  142  	local_t			mode;
237483aa5cf431 Pratik Patel      2016-05-03  143  	u8			traceid;
237483aa5cf431 Pratik Patel      2016-05-03  144  	u32			write_bytes;
237483aa5cf431 Pratik Patel      2016-05-03  145  	u32			stmsper;
237483aa5cf431 Pratik Patel      2016-05-03  146  	u32			stmspscr;
237483aa5cf431 Pratik Patel      2016-05-03  147  	u32			numsp;
237483aa5cf431 Pratik Patel      2016-05-03  148  	u32			stmheer;
237483aa5cf431 Pratik Patel      2016-05-03  149  	u32			stmheter;
237483aa5cf431 Pratik Patel      2016-05-03  150  	u32			stmhebsr;
237483aa5cf431 Pratik Patel      2016-05-03 @151  };
237483aa5cf431 Pratik Patel      2016-05-03  152  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki



More information about the linux-arm-kernel mailing list