Hi Suganath,

I love your patch! Perhaps something to improve:

[auto build test WARNING on scsi/for-next]
[also build test WARNING on v4.15-rc8 next-20180119]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/Suganath-Prabu-S/mpt3sas-Add-PCI-device-ID-for-Andromeda/20180121-002454
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next
reproduce:
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   drivers/scsi/mpt3sas/mpt3sas_base.c:143:24: sparse: cast from restricted 
__le32
   drivers/scsi/mpt3sas/mpt3sas_base.c:143:24: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:143:24: expected unsigned int val
   drivers/scsi/mpt3sas/mpt3sas_base.c:143:24: got restricted __le32 <noident>
   drivers/scsi/mpt3sas/mpt3sas_base.c:143:64: sparse: incorrect type in 
argument 2 (different address spaces) @@ expected void volatile @@ got @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:143:64: expected void volatile
   drivers/scsi/mpt3sas/mpt3sas_base.c:143:64: got void COPYING CREDITS 
Documentation Kbuild Kconfig MAINTAINERS Makefile README arch block certs 
crypto drivers firmware fs include init ipc kernel lib mm net samples scripts 
security sound tools usr virt
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:24: sparse: cast from restricted 
__le32
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:24: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:24: expected unsigned int val
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:24: got restricted __le32 <noident>
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:64: sparse: incorrect type in 
argument 2 (different address spaces) @@ expected void volatile @@ got @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:64: expected void volatile
   drivers/scsi/mpt3sas/mpt3sas_base.c:160:64: got void COPYING CREDITS 
Documentation Kbuild Kconfig MAINTAINERS Makefile README arch block certs 
crypto drivers firmware fs include init ipc kernel lib mm net samples scripts 
security sound tools usr virt
   drivers/scsi/mpt3sas/mpt3sas_base.c:180:24: sparse: cast removes address 
space of expression
   drivers/scsi/mpt3sas/mpt3sas_base.c:333:24: sparse: undefined identifier 
'mpt3sas_scsih_scsi_lookup_get'
   drivers/scsi/mpt3sas/mpt3sas_base.c:1182:42: sparse: incorrect type in 
assignment (different base types) @@ expected unsigned short Event @@ got short 
Event @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:1183:49: sparse: incorrect type in 
assignment (different base types) @@ expected unsigned int EventContext @@ got 
ed int EventContext @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:1401:64: sparse: incorrect type in 
argument 2 (different address spaces) @@ expected void volatile @@ got oid 
volatile @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:1450:52: sparse: incorrect type in 
argument 2 (different address spaces) @@ expected void volatile @@ got oid 
volatile @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:2982:32: sparse: cast removes address 
space of expression
   drivers/scsi/mpt3sas/mpt3sas_base.c:3330:26: sparse: cast removes address 
space of expression
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3274:26: sparse: incorrect type in 
>> initializer (different base types) @@ expected unsigned long long data_out 
>> @@ got g long data_out @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3297:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned long val @@ got 
restunsigned long val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3297:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned long val @@ got 
restunsigned long val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3414:34: sparse: cast removes address 
space of expression
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3274:26: sparse: incorrect type in 
>> initializer (different base types) @@ expected unsigned long long data_out 
>> @@ got g long data_out @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3297:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned long val @@ got 
restunsigned long val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3297:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned long val @@ got 
restunsigned long val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3483:34: sparse: cast removes address 
space of expression
>> drivers/scsi/mpt3sas/mpt3sas_base.c:3274:26: sparse: incorrect type in 
>> initializer (different base types) @@ expected unsigned long long data_out 
>> @@ got g long data_out @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3297:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned long val @@ got 
restunsigned long val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3523:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3545:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3568:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3589:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:3610:16: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:5062:24: sparse: incorrect type in 
argument 1 (different base types) @@ expected unsigned int val @@ got 
restrunsigned int val @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:5083:20: sparse: cast to restricted 
__le16
   drivers/scsi/mpt3sas/mpt3sas_base.c:5092:20: sparse: cast to restricted 
__le16
   drivers/scsi/mpt3sas/mpt3sas_base.c:5106:36: sparse: cast to restricted 
__le16
   drivers/scsi/mpt3sas/mpt3sas_base.c:6287:55: sparse: incorrect type in 
argument 2 (different address spaces) @@ expected void volatile @@ got oid 
volatile @@
   drivers/scsi/mpt3sas/mpt3sas_base.c:333:53: sparse: call with no type!
   drivers/scsi/mpt3sas/mpt3sas_base.c: In function '_clone_sg_entries':
   drivers/scsi/mpt3sas/mpt3sas_base.c:333:10: error: implicit declaration of 
function 'mpt3sas_scsih_scsi_lookup_get'; did you mean
    scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    mpt3sas_scsih_issue_locked_tm
   drivers/scsi/mpt3sas/mpt3sas_base.c:333:8: warning: assignment makes pointer 
from integer without a cast
    scmd = mpt3sas_scsih_scsi_lookup_get(ioc, smid);
    ^
   cc1: some warnings being treated as errors

vim +3274 drivers/scsi/mpt3sas/mpt3sas_base.c

  3258  
  3259  /**
  3260   * _base_mpi_ep_writeq - 32 bit write to MMIO
  3261   * @b: data payload
  3262   * @addr: address in MMIO space
  3263   * @writeq_lock: spin lock
  3264   *
  3265   * This special handling for MPI EP to take care of 32 bit
  3266   * environment where its not quarenteed to send the entire word
  3267   * in one transfer.
  3268   */
  3269  static inline void
  3270  _base_mpi_ep_writeq(__u64 b, volatile void __iomem *addr,
  3271                                          spinlock_t *writeq_lock)
  3272  {
  3273          unsigned long flags;
> 3274          __u64 data_out = cpu_to_le64(b);
  3275  
  3276          spin_lock_irqsave(writeq_lock, flags);
  3277          writel((u32)(data_out), addr);
  3278          writel((u32)(data_out >> 32), (addr + 4));
  3279          spin_unlock_irqrestore(writeq_lock, flags);
  3280  }
  3281  

---
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