* [ti:ti-rt-linux-6.1.y-cicd 217/382] drivers/dma/ti/k3-udma.c:5551:12: warning: 'udma_pm_resume' defined but not used
@ 2023-09-14 13:34 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-09-14 13:34 UTC (permalink / raw)
To: Vignesh Raghavendra; +Cc: oe-kbuild-all, vigneshr, nm, Georgi Vlaev
tree: git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-6.1.y-cicd
head: 67baeccff6749ac4362307312cdf2f68175dabb7
commit: 5f0c27386ed3c8d9408d9c5a9fb79981e05199a7 [217/382] dmaengine: ti: k3-udma: Add system suspend/resume support
config: arm64-randconfig-002-20230914 (https://download.01.org/0day-ci/archive/20230914/202309142146.euQethmd-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230914/202309142146.euQethmd-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/202309142146.euQethmd-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/dma/ti/k3-udma.c:5551:12: warning: 'udma_pm_resume' defined but not used [-Wunused-function]
5551 | static int udma_pm_resume(struct device *dev)
| ^~~~~~~~~~~~~~
>> drivers/dma/ti/k3-udma.c:5529:12: warning: 'udma_pm_suspend' defined but not used [-Wunused-function]
5529 | static int udma_pm_suspend(struct device *dev)
| ^~~~~~~~~~~~~~~
vim +/udma_pm_resume +5551 drivers/dma/ti/k3-udma.c
5528
> 5529 static int udma_pm_suspend(struct device *dev)
5530 {
5531 struct udma_dev *ud = dev_get_drvdata(dev);
5532 struct dma_device *dma_dev = &ud->ddev;
5533 struct dma_chan *chan;
5534 struct udma_chan *uc;
5535
5536 list_for_each_entry(chan, &dma_dev->channels, device_node) {
5537 if (chan->client_count) {
5538 uc = to_udma_chan(chan);
5539 /* backup the channel configuration */
5540 memcpy(&uc->backup_config, &uc->config,
5541 sizeof(struct udma_chan_config));
5542 dev_dbg(dev, "Suspending channel %s\n",
5543 dma_chan_name(chan));
5544 ud->ddev.device_free_chan_resources(chan);
5545 }
5546 }
5547
5548 return 0;
5549 }
5550
> 5551 static int udma_pm_resume(struct device *dev)
5552 {
5553 struct udma_dev *ud = dev_get_drvdata(dev);
5554 struct dma_device *dma_dev = &ud->ddev;
5555 struct dma_chan *chan;
5556 struct udma_chan *uc;
5557 int ret;
5558
5559 list_for_each_entry(chan, &dma_dev->channels, device_node) {
5560 if (chan->client_count) {
5561 uc = to_udma_chan(chan);
5562 /* restore the channel configuration */
5563 memcpy(&uc->config, &uc->backup_config,
5564 sizeof(struct udma_chan_config));
5565 dev_dbg(dev, "Resuming channel %s\n",
5566 dma_chan_name(chan));
5567 ret = ud->ddev.device_alloc_chan_resources(chan);
5568 if (ret)
5569 return ret;
5570 }
5571 }
5572
5573 return 0;
5574 }
5575
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2023-09-14 13:34 [ti:ti-rt-linux-6.1.y-cicd 217/382] drivers/dma/ti/k3-udma.c:5551:12: warning: 'udma_pm_resume' defined but not used kernel test robot
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