[jarkko-tpmdd:master 6/9] drivers/char/tpm/tpm_ibmvtpm.c:407:12: warning: 'tpm_ibmvtpm_suspend' defined but not used

[jarkko-tpmdd:master 6/9] drivers/char/tpm/tpm_ibmvtpm.c:407:12: warning: 'tpm_ibmvtpm_suspend' defined but not used

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jarkko/linux-tpmdd.git master
head:   ab411db3c3b1fd0c70a36fb32c96b2c60175210b
commit: 137fb82b9c1b8b281307a7163ef719af752ee0bc [6/9] char: tpm: Use SIMPLE_DEV_PM_OPS for ibmvtpm power management
config: powerpc64-randconfig-r2105-20260923 (https://download.01.org/0day-ci/archive/20260923/202609231819.JBymmKOF-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260923/202609231819.JBymmKOF-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/202609231819.JBymmKOF-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/char/tpm/tpm_ibmvtpm.c:407:12: warning: 'tpm_ibmvtpm_suspend' defined but not used [-Wunused-function]
     407 | static int tpm_ibmvtpm_suspend(struct device *dev)
         |            ^~~~~~~~~~~~~~~~~~~


vim +/tpm_ibmvtpm_suspend +407 drivers/char/tpm/tpm_ibmvtpm.c

132f7629474424 Ashley Lai        2012-08-22  400  
132f7629474424 Ashley Lai        2012-08-22  401  /**
132f7629474424 Ashley Lai        2012-08-22  402   * tpm_ibmvtpm_suspend - Suspend
132f7629474424 Ashley Lai        2012-08-22  403   * @dev:	device struct
132f7629474424 Ashley Lai        2012-08-22  404   *
93c12f293f8798 Winkler, Tomas    2016-11-23  405   * Return: Always 0.
132f7629474424 Ashley Lai        2012-08-22  406   */
132f7629474424 Ashley Lai        2012-08-22 @407  static int tpm_ibmvtpm_suspend(struct device *dev)
132f7629474424 Ashley Lai        2012-08-22  408  {
9e0d39d8a6a0a8 Christophe Ricard 2016-03-31  409  	struct tpm_chip *chip = dev_get_drvdata(dev);
9e0d39d8a6a0a8 Christophe Ricard 2016-03-31  410  	struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev);
132f7629474424 Ashley Lai        2012-08-22  411  	int rc = 0;
132f7629474424 Ashley Lai        2012-08-22  412  
fb154e0e0a9524 Michal Suchanek   2017-02-24  413  	rc = ibmvtpm_send_crq(ibmvtpm->vdev,
fb154e0e0a9524 Michal Suchanek   2017-02-24  414  			IBMVTPM_VALID_CMD, VTPM_PREPARE_TO_SUSPEND, 0, 0);
132f7629474424 Ashley Lai        2012-08-22  415  	if (rc != H_SUCCESS)
132f7629474424 Ashley Lai        2012-08-22  416  		dev_err(ibmvtpm->dev,
132f7629474424 Ashley Lai        2012-08-22  417  			"tpm_ibmvtpm_suspend failed rc=%d\n", rc);
132f7629474424 Ashley Lai        2012-08-22  418  
132f7629474424 Ashley Lai        2012-08-22  419  	return rc;
132f7629474424 Ashley Lai        2012-08-22  420  }
132f7629474424 Ashley Lai        2012-08-22  421  

:::::: The code at line 407 was first introduced by commit
:::::: 132f7629474424418a5cdd666796ad3cfa4dc0c5 drivers/char/tpm: Add new device driver to support IBM vTPM

:::::: TO: Ashley Lai <adlai@linux.vnet.ibm.com>
:::::: CC: Kent Yoder <key@linux.vnet.ibm.com>

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