[linux-stable-rc:linux-5.10.y 644/1522] drivers/scsi/BusLogic.c:2006:47: error: 'DMA_MODE_CASCADE' undeclared; did you mean 'DMA_MODE_READ'?

[linux-stable-rc:linux-5.10.y 644/1522] drivers/scsi/BusLogic.c:2006:47: error: 'DMA_MODE_CASCADE' undeclared; did you mean 'DMA_MODE_READ'?

[kernel test robot]

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Hi Arnd,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y
head:   5040520482a594e92d4f69141229a6dd26173511
commit: 87ae522e467e17a13b796e2cb595f9c3943e4d5e [644/1522] m68knommu: only set CONFIG_ISA_DMA_API for ColdFire sub-arch
config: m68k-randconfig-r032-20211014 (attached as .config)
compiler: m68k-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=87ae522e467e17a13b796e2cb595f9c3943e4d5e
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc linux-5.10.y
        git checkout 87ae522e467e17a13b796e2cb595f9c3943e4d5e
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash drivers/scsi/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All error/warnings (new ones prefixed by >>):

   drivers/scsi/BusLogic.c: In function 'blogic_rdconfig':
>> drivers/scsi/BusLogic.c:1735:46: warning: ordered comparison of pointer with null pointer [-Wextra]
    1735 |                         (void *) high_memory > (void *) MAX_DMA_ADDRESS)
         |                                              ^
   drivers/scsi/BusLogic.c:1748:46: warning: ordered comparison of pointer with null pointer [-Wextra]
    1748 |                         (void *) high_memory > (void *) MAX_DMA_ADDRESS)
         |                                              ^
   drivers/scsi/BusLogic.c: In function 'blogic_getres':
>> drivers/scsi/BusLogic.c:2006:47: error: 'DMA_MODE_CASCADE' undeclared (first use in this function); did you mean 'DMA_MODE_READ'?
    2006 |                 set_dma_mode(adapter->dma_ch, DMA_MODE_CASCADE);
         |                                               ^~~~~~~~~~~~~~~~
         |                                               DMA_MODE_READ
   drivers/scsi/BusLogic.c:2006:47: note: each undeclared identifier is reported only once for each function it appears in
   drivers/scsi/BusLogic.c: In function 'blogic_msg':
   drivers/scsi/BusLogic.c:3591:9: warning: function 'blogic_msg' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
    3591 |         len = vsprintf(buf, fmt, args);
         |         ^~~


vim +2006 drivers/scsi/BusLogic.c

^1da177e4c3f41 Linus Torvalds 2005-04-16  1980  
839cb99e8f7483 Khalid Aziz    2013-05-16  1981  static bool __init blogic_getres(struct blogic_adapter *adapter)
^1da177e4c3f41 Linus Torvalds 2005-04-16  1982  {
839cb99e8f7483 Khalid Aziz    2013-05-16  1983  	if (adapter->irq_ch == 0) {
839cb99e8f7483 Khalid Aziz    2013-05-16  1984  		blogic_err("NO LEGAL INTERRUPT CHANNEL ASSIGNED - DETACHING\n",
839cb99e8f7483 Khalid Aziz    2013-05-16  1985  				adapter);
^1da177e4c3f41 Linus Torvalds 2005-04-16  1986  		return false;
^1da177e4c3f41 Linus Torvalds 2005-04-16  1987  	}
^1da177e4c3f41 Linus Torvalds 2005-04-16  1988  	/*
^1da177e4c3f41 Linus Torvalds 2005-04-16  1989  	   Acquire shared access to the IRQ Channel.
^1da177e4c3f41 Linus Torvalds 2005-04-16  1990  	 */
839cb99e8f7483 Khalid Aziz    2013-05-16  1991  	if (request_irq(adapter->irq_ch, blogic_inthandler, IRQF_SHARED,
839cb99e8f7483 Khalid Aziz    2013-05-16  1992  				adapter->full_model, adapter) < 0) {
839cb99e8f7483 Khalid Aziz    2013-05-16  1993  		blogic_err("UNABLE TO ACQUIRE IRQ CHANNEL %d - DETACHING\n",
839cb99e8f7483 Khalid Aziz    2013-05-16  1994  				adapter, adapter->irq_ch);
^1da177e4c3f41 Linus Torvalds 2005-04-16  1995  		return false;
^1da177e4c3f41 Linus Torvalds 2005-04-16  1996  	}
839cb99e8f7483 Khalid Aziz    2013-05-16  1997  	adapter->irq_acquired = true;
^1da177e4c3f41 Linus Torvalds 2005-04-16  1998  	/*
^1da177e4c3f41 Linus Torvalds 2005-04-16  1999  	   Acquire exclusive access to the DMA Channel.
^1da177e4c3f41 Linus Torvalds 2005-04-16  2000  	 */
839cb99e8f7483 Khalid Aziz    2013-05-16  2001  	if (adapter->dma_ch > 0) {
839cb99e8f7483 Khalid Aziz    2013-05-16  2002  		if (request_dma(adapter->dma_ch, adapter->full_model) < 0) {
839cb99e8f7483 Khalid Aziz    2013-05-16  2003  			blogic_err("UNABLE TO ACQUIRE DMA CHANNEL %d - DETACHING\n", adapter, adapter->dma_ch);
^1da177e4c3f41 Linus Torvalds 2005-04-16  2004  			return false;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2005  		}
839cb99e8f7483 Khalid Aziz    2013-05-16 @2006  		set_dma_mode(adapter->dma_ch, DMA_MODE_CASCADE);
839cb99e8f7483 Khalid Aziz    2013-05-16  2007  		enable_dma(adapter->dma_ch);
839cb99e8f7483 Khalid Aziz    2013-05-16  2008  		adapter->dma_chan_acquired = true;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2009  	}
^1da177e4c3f41 Linus Torvalds 2005-04-16  2010  	/*
^1da177e4c3f41 Linus Torvalds 2005-04-16  2011  	   Indicate the System Resource Acquisition completed successfully,
^1da177e4c3f41 Linus Torvalds 2005-04-16  2012  	 */
^1da177e4c3f41 Linus Torvalds 2005-04-16  2013  	return true;
^1da177e4c3f41 Linus Torvalds 2005-04-16  2014  }
^1da177e4c3f41 Linus Torvalds 2005-04-16  2015  

:::::: The code at line 2006 was first introduced by commit
:::::: 839cb99e8f748391059d10388c8aea48a88c142c [SCSI] BusLogic: Fix style issues

:::::: TO: Khalid Aziz <khalid.aziz@oracle.com>
:::::: CC: James Bottomley <JBottomley@Parallels.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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