From: kernel test robot <lkp@intel.com>
To: Allen Pais <allen.lkml@gmail.com>
Cc: oe-kbuild-all@lists.linux.dev
Subject: Re: [RFC PATCH 1/1] dmaengine: introduce dmaengine_bh_wq and bh helpers
Date: Wed, 14 Jan 2026 15:35:35 +0800 [thread overview]
Message-ID: <202601141510.JE2HHJ51-lkp@intel.com> (raw)
In-Reply-To: <20260108080332.2341725-2-allen.lkml@gmail.com>
Hi Allen,
[This is a private test report for your RFC patch.]
kernel test robot noticed the following build warnings:
[auto build test WARNING on vkoul-dmaengine/next]
[also build test WARNING on shawnguo/for-next sunxi/sunxi/for-next soc/for-next linus/master v6.19-rc5 next-20260114]
[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/Allen-Pais/dmaengine-introduce-dmaengine_bh_wq-and-bh-helpers/20260108-164201
base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
patch link: https://lore.kernel.org/r/20260108080332.2341725-2-allen.lkml%40gmail.com
patch subject: [RFC PATCH 1/1] dmaengine: introduce dmaengine_bh_wq and bh helpers
config: um-allyesconfig (https://download.01.org/0day-ci/archive/20260114/202601141510.JE2HHJ51-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260114/202601141510.JE2HHJ51-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/202601141510.JE2HHJ51-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/dma/mediatek/mtk-hsdma.c:644:8: error: unknown type name 'irqreturn_t'
644 | static irqreturn_t mtk_hsdma_irq(int irq, void *devid)
| ^~~~~~~~~~~
drivers/dma/mediatek/mtk-hsdma.c: In function 'mtk_hsdma_irq':
drivers/dma/mediatek/mtk-hsdma.c:656:16: error: 'IRQ_HANDLED' undeclared (first use in this function)
656 | return IRQ_HANDLED;
| ^~~~~~~~~~~
drivers/dma/mediatek/mtk-hsdma.c:656:16: note: each undeclared identifier is reported only once for each function it appears in
drivers/dma/mediatek/mtk-hsdma.c: In function 'mtk_hsdma_probe':
drivers/dma/mediatek/mtk-hsdma.c:988:15: error: implicit declaration of function 'devm_request_irq'; did you mean 'devm_request_region'? [-Wimplicit-function-declaration]
988 | err = devm_request_irq(&pdev->dev, hsdma->irq,
| ^~~~~~~~~~~~~~~~
| devm_request_region
drivers/dma/mediatek/mtk-hsdma.c: In function 'mtk_hsdma_remove':
drivers/dma/mediatek/mtk-hsdma.c:1030:9: error: implicit declaration of function 'synchronize_irq'; did you mean 'synchronize_srcu'? [-Wimplicit-function-declaration]
1030 | synchronize_irq(hsdma->irq);
| ^~~~~~~~~~~~~~~
| synchronize_srcu
drivers/dma/mediatek/mtk-hsdma.c: In function 'mtk_hsdma_irq':
>> drivers/dma/mediatek/mtk-hsdma.c:657:1: warning: control reaches end of non-void function [-Wreturn-type]
657 | }
| ^
--
In file included from drivers/dma/sf-pdma/sf-pdma.c:26:
drivers/dma/sf-pdma/sf-pdma.h:102:41: error: field 'done_tasklet' has incomplete type
102 | struct tasklet_struct done_tasklet;
| ^~~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.h:103:41: error: field 'err_tasklet' has incomplete type
103 | struct tasklet_struct err_tasklet;
| ^~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_donebh_tasklet':
drivers/dma/sf-pdma/sf-pdma.c:300:37: error: implicit declaration of function 'from_tasklet' [-Wimplicit-function-declaration]
300 | struct sf_pdma_chan *chan = from_tasklet(chan, t, done_tasklet);
| ^~~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c:300:59: error: 'done_tasklet' undeclared (first use in this function)
300 | struct sf_pdma_chan *chan = from_tasklet(chan, t, done_tasklet);
| ^~~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c:300:59: note: each undeclared identifier is reported only once for each function it appears in
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_errbh_tasklet':
drivers/dma/sf-pdma/sf-pdma.c:324:59: error: 'err_tasklet' undeclared (first use in this function)
324 | struct sf_pdma_chan *chan = from_tasklet(chan, t, err_tasklet);
| ^~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c: At top level:
drivers/dma/sf-pdma/sf-pdma.c:344:8: error: unknown type name 'irqreturn_t'
344 | static irqreturn_t sf_pdma_done_isr(int irq, void *dev_id)
| ^~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_done_isr':
drivers/dma/sf-pdma/sf-pdma.c:355:17: error: implicit declaration of function 'tasklet_hi_schedule' [-Wimplicit-function-declaration]
355 | tasklet_hi_schedule(&chan->done_tasklet);
| ^~~~~~~~~~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c:369:16: error: 'IRQ_HANDLED' undeclared (first use in this function)
369 | return IRQ_HANDLED;
| ^~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c: At top level:
drivers/dma/sf-pdma/sf-pdma.c:372:8: error: unknown type name 'irqreturn_t'
372 | static irqreturn_t sf_pdma_err_isr(int irq, void *dev_id)
| ^~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_err_isr':
drivers/dma/sf-pdma/sf-pdma.c:381:9: error: implicit declaration of function 'tasklet_schedule' [-Wimplicit-function-declaration]
381 | tasklet_schedule(&chan->err_tasklet);
| ^~~~~~~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c:383:16: error: 'IRQ_HANDLED' undeclared (first use in this function)
383 | return IRQ_HANDLED;
| ^~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_irq_init':
drivers/dma/sf-pdma/sf-pdma.c:413:21: error: implicit declaration of function 'devm_request_irq'; did you mean 'devm_request_region'? [-Wimplicit-function-declaration]
413 | r = devm_request_irq(&pdev->dev, irq, sf_pdma_done_isr, 0,
| ^~~~~~~~~~~~~~~~
| devm_request_region
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_setup_chans':
drivers/dma/sf-pdma/sf-pdma.c:491:17: error: implicit declaration of function 'tasklet_setup'; did you mean 'timer_setup'? [-Wimplicit-function-declaration]
491 | tasklet_setup(&chan->done_tasklet, sf_pdma_donebh_tasklet);
| ^~~~~~~~~~~~~
| timer_setup
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_remove':
drivers/dma/sf-pdma/sf-pdma.c:603:17: error: implicit declaration of function 'devm_free_irq'; did you mean 'devm_free_pages'? [-Wimplicit-function-declaration]
603 | devm_free_irq(&pdev->dev, ch->txirq, ch);
| ^~~~~~~~~~~~~
| devm_free_pages
drivers/dma/sf-pdma/sf-pdma.c:606:17: error: implicit declaration of function 'tasklet_kill' [-Wimplicit-function-declaration]
606 | tasklet_kill(&ch->vchan.task);
| ^~~~~~~~~~~~
drivers/dma/sf-pdma/sf-pdma.c:606:40: error: 'struct virt_dma_chan' has no member named 'task'
606 | tasklet_kill(&ch->vchan.task);
| ^
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_err_isr':
>> drivers/dma/sf-pdma/sf-pdma.c:384:1: warning: control reaches end of non-void function [-Wreturn-type]
384 | }
| ^
drivers/dma/sf-pdma/sf-pdma.c: In function 'sf_pdma_done_isr':
drivers/dma/sf-pdma/sf-pdma.c:370:1: warning: control reaches end of non-void function [-Wreturn-type]
370 | }
| ^
--
drivers/dma/stm32/stm32-dma.c:760:8: error: unknown type name 'irqreturn_t'
760 | static irqreturn_t stm32_dma_chan_irq(int irq, void *devid)
| ^~~~~~~~~~~
drivers/dma/stm32/stm32-dma.c: In function 'stm32_dma_chan_irq':
drivers/dma/stm32/stm32-dma.c:813:16: error: 'IRQ_HANDLED' undeclared (first use in this function)
813 | return IRQ_HANDLED;
| ^~~~~~~~~~~
drivers/dma/stm32/stm32-dma.c:813:16: note: each undeclared identifier is reported only once for each function it appears in
drivers/dma/stm32/stm32-dma.c: In function 'stm32_dma_probe':
drivers/dma/stm32/stm32-dma.c:1669:23: error: implicit declaration of function 'devm_request_irq'; did you mean 'devm_request_region'? [-Wimplicit-function-declaration]
1669 | ret = devm_request_irq(&pdev->dev, chan->irq,
| ^~~~~~~~~~~~~~~~
| devm_request_region
drivers/dma/stm32/stm32-dma.c: In function 'stm32_dma_chan_irq':
>> drivers/dma/stm32/stm32-dma.c:814:1: warning: control reaches end of non-void function [-Wreturn-type]
814 | }
| ^
--
drivers/dma/stm32/stm32-mdma.c:1399:8: error: unknown type name 'irqreturn_t'
1399 | static irqreturn_t stm32_mdma_irq_handler(int irq, void *devid)
| ^~~~~~~~~~~
drivers/dma/stm32/stm32-mdma.c: In function 'stm32_mdma_irq_handler':
drivers/dma/stm32/stm32-mdma.c:1409:24: error: 'IRQ_NONE' undeclared (first use in this function)
1409 | return IRQ_NONE;
| ^~~~~~~~
drivers/dma/stm32/stm32-mdma.c:1409:24: note: each undeclared identifier is reported only once for each function it appears in
drivers/dma/stm32/stm32-mdma.c:1478:16: error: 'IRQ_HANDLED' undeclared (first use in this function)
1478 | return IRQ_HANDLED;
| ^~~~~~~~~~~
drivers/dma/stm32/stm32-mdma.c: In function 'stm32_mdma_probe':
drivers/dma/stm32/stm32-mdma.c:1714:15: error: implicit declaration of function 'devm_request_irq'; did you mean 'devm_request_region'? [-Wimplicit-function-declaration]
1714 | ret = devm_request_irq(&pdev->dev, dmadev->irq, stm32_mdma_irq_handler,
| ^~~~~~~~~~~~~~~~
| devm_request_region
drivers/dma/stm32/stm32-mdma.c: In function 'stm32_mdma_irq_handler':
>> drivers/dma/stm32/stm32-mdma.c:1479:1: warning: control reaches end of non-void function [-Wreturn-type]
1479 | }
| ^
--
drivers/dma/stm32/stm32-dma3.c:1012:8: error: unknown type name 'irqreturn_t'
1012 | static irqreturn_t stm32_dma3_chan_irq(int irq, void *devid)
| ^~~~~~~~~~~
drivers/dma/stm32/stm32-dma3.c: In function 'stm32_dma3_chan_irq':
drivers/dma/stm32/stm32-dma3.c:1023:24: error: 'IRQ_NONE' undeclared (first use in this function)
1023 | return IRQ_NONE;
| ^~~~~~~~
drivers/dma/stm32/stm32-dma3.c:1023:24: note: each undeclared identifier is reported only once for each function it appears in
drivers/dma/stm32/stm32-dma3.c:1069:16: error: 'IRQ_HANDLED' undeclared (first use in this function)
1069 | return IRQ_HANDLED;
| ^~~~~~~~~~~
drivers/dma/stm32/stm32-dma3.c: In function 'stm32_dma3_probe':
drivers/dma/stm32/stm32-dma3.c:1894:23: error: implicit declaration of function 'devm_request_irq'; did you mean 'devm_request_region'? [-Wimplicit-function-declaration]
1894 | ret = devm_request_irq(&pdev->dev, chan->irq, stm32_dma3_chan_irq, 0,
| ^~~~~~~~~~~~~~~~
| devm_request_region
drivers/dma/stm32/stm32-dma3.c: In function 'stm32_dma3_chan_irq':
>> drivers/dma/stm32/stm32-dma3.c:1070:1: warning: control reaches end of non-void function [-Wreturn-type]
1070 | }
| ^
vim +657 drivers/dma/mediatek/mtk-hsdma.c
548c4597e984b7 Sean Wang 2018-03-15 643
548c4597e984b7 Sean Wang 2018-03-15 644 static irqreturn_t mtk_hsdma_irq(int irq, void *devid)
548c4597e984b7 Sean Wang 2018-03-15 645 {
548c4597e984b7 Sean Wang 2018-03-15 646 struct mtk_hsdma_device *hsdma = devid;
548c4597e984b7 Sean Wang 2018-03-15 647
548c4597e984b7 Sean Wang 2018-03-15 648 /*
548c4597e984b7 Sean Wang 2018-03-15 649 * Disable interrupt until all completed PDs are cleaned up in
548c4597e984b7 Sean Wang 2018-03-15 650 * mtk_hsdma_free_rooms call.
548c4597e984b7 Sean Wang 2018-03-15 651 */
548c4597e984b7 Sean Wang 2018-03-15 652 mtk_dma_clr(hsdma, MTK_HSDMA_INT_ENABLE, MTK_HSDMA_INT_RXDONE);
548c4597e984b7 Sean Wang 2018-03-15 653
548c4597e984b7 Sean Wang 2018-03-15 654 mtk_hsdma_free_rooms_in_ring(hsdma);
548c4597e984b7 Sean Wang 2018-03-15 655
548c4597e984b7 Sean Wang 2018-03-15 656 return IRQ_HANDLED;
548c4597e984b7 Sean Wang 2018-03-15 @657 }
548c4597e984b7 Sean Wang 2018-03-15 658
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2026-01-14 7:36 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-08 8:03 [RFC PATCH 0/1] dmaengine: introduce dmaengine_bh_wq and bh helpers Allen Pais
2026-01-08 8:03 ` [RFC PATCH 1/1] " Allen Pais
2026-01-08 10:26 ` Arnd Bergmann
2026-01-08 19:22 ` Allen
2026-01-09 16:42 ` Arnd Bergmann
2026-01-12 22:20 ` Allen
2026-01-13 7:33 ` Arnd Bergmann
2026-01-13 19:31 ` Allen
2026-01-12 6:26 ` kernel test robot
2026-01-14 7:13 ` kernel test robot
2026-01-14 7:35 ` kernel test robot [this message]
2026-01-14 8:49 ` kernel test robot
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