Hi Kumari,

kernel test robot noticed the following build warnings:

[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on char-misc/char-misc-next char-misc/char-misc-linus 
robh/for-next soc/for-next linus/master v6.18-rc7 next-20251127]
[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/Kumari-Pallavi/dt-bindings-misc-qcom-fastrpc-Add-compatible-for-Kaanapali/20251126-175106
base:   char-misc/char-misc-testing
patch link:    
https://lore.kernel.org/r/20251126094545.2139376-3-kumari.pallavi%40oss.qualcomm.com
patch subject: [PATCH v4 2/4] misc: fastrpc: Rename phys to dma_addr for clarity
config: arm-randconfig-002-20251127 
(https://download.01.org/0day-ci/archive/20251127/[email protected]/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 
9e9fe08b16ea2c4d9867fb4974edf2a3776d6ece)
reproduce (this is a W=1 build): 
(https://download.01.org/0day-ci/archive/20251127/[email protected]/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 <[email protected]>
| Closes: 
https://lore.kernel.org/oe-kbuild-all/[email protected]/

All warnings (new ones prefixed by >>):

>> drivers/misc/fastrpc.c:328:6: warning: format specifies type 'unsigned long 
>> long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
     327 |                                         "Failed to assign memory 
dma_addr 0x%llx size 0x%llx err %d\n",
         |                                                                      
       ~~~~
         |                                                                      
       %x
     328 |                                         map->dma_addr, map->len, 
err);
         |                                         ^~~~~~~~~~~~~
   include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), 
##__VA_ARGS__)
         |                                                                ~~~   
  ^~~~~~~~~~~
   include/linux/dev_printk.h:110:23: note: expanded from macro 
'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                    
   \
         |                              ~~~    ^~~~~~~~~~~
   drivers/misc/fastrpc.c:823:5: warning: format specifies type 'unsigned long 
long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
     822 |                                 "Failed to assign memory with 
dma_addr 0x%llx size 0x%llx err %d\n",
         |                                                                      
    ~~~~
         |                                                                      
    %x
     823 |                                 map->dma_addr, map->len, err);
         |                                 ^~~~~~~~~~~~~
   include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), 
##__VA_ARGS__)
         |                                                                ~~~   
  ^~~~~~~~~~~
   include/linux/dev_printk.h:110:23: note: expanded from macro 
'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                    
   \
         |                              ~~~    ^~~~~~~~~~~
   drivers/misc/fastrpc.c:1318:6: warning: format specifies type 'unsigned long 
long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
    1317 |                                         "Failed to assign memory 
with dma_addr 0x%llx size 0x%llx err %d\n",
         |                                                                      
            ~~~~
         |                                                                      
            %x
    1318 |                                         
fl->cctx->remote_heap->dma_addr,
         |                                         
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), 
##__VA_ARGS__)
         |                                                                ~~~   
  ^~~~~~~~~~~
   include/linux/dev_printk.h:110:23: note: expanded from macro 
'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                    
   \
         |                              ~~~    ^~~~~~~~~~~
   drivers/misc/fastrpc.c:1373:5: warning: format specifies type 'unsigned long 
long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
    1372 |                         dev_err(fl->sctx->dev, "Failed to assign 
memory dma_addr 0x%llx size 0x%llx err %d\n",
         |                                                                      
              ~~~~
         |                                                                      
              %x
    1373 |                                 fl->cctx->remote_heap->dma_addr, 
fl->cctx->remote_heap->size, err);
         |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), 
##__VA_ARGS__)
         |                                                                ~~~   
  ^~~~~~~~~~~
   include/linux/dev_printk.h:110:23: note: expanded from macro 
'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                    
   \
         |                              ~~~    ^~~~~~~~~~~
   drivers/misc/fastrpc.c:1953:5: warning: format specifies type 'unsigned long 
long' but the argument has type 'dma_addr_t' (aka 'unsigned int') [-Wformat]
    1952 |                                 "Failed to assign memory dma_addr 
0x%llx size 0x%llx err %d",
         |                                                                     
~~~~
         |                                                                     
%x
    1953 |                                 buf->dma_addr, buf->size, err);
         |                                 ^~~~~~~~~~~~~
   include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), 
##__VA_ARGS__)
         |                                                                ~~~   
  ^~~~~~~~~~~
   include/linux/dev_printk.h:110:23: note: expanded from macro 
'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                    
   \
         |                              ~~~    ^~~~~~~~~~~
   5 warnings generated.


vim +328 drivers/misc/fastrpc.c

   307  
   308  static void fastrpc_free_map(struct kref *ref)
   309  {
   310          struct fastrpc_map *map;
   311  
   312          map = container_of(ref, struct fastrpc_map, refcount);
   313  
   314          if (map->table) {
   315                  if (map->attr & FASTRPC_ATTR_SECUREMAP) {
   316                          struct qcom_scm_vmperm perm;
   317                          int vmid = map->fl->cctx->vmperms[0].vmid;
   318                          u64 src_perms = BIT(QCOM_SCM_VMID_HLOS) | 
BIT(vmid);
   319                          int err = 0;
   320  
   321                          perm.vmid = QCOM_SCM_VMID_HLOS;
   322                          perm.perm = QCOM_SCM_PERM_RWX;
   323                          err = qcom_scm_assign_mem(map->dma_addr, 
map->len,
   324                                  &src_perms, &perm, 1);
   325                          if (err) {
   326                                  dev_err(map->fl->sctx->dev,
   327                                          "Failed to assign memory 
dma_addr 0x%llx size 0x%llx err %d\n",
 > 328                                          map->dma_addr, map->len, err);
   329                                  return;
   330                          }
   331                  }
   332                  dma_buf_unmap_attachment_unlocked(map->attach, 
map->table,
   333                                                    DMA_BIDIRECTIONAL);
   334                  dma_buf_detach(map->buf, map->attach);
   335                  dma_buf_put(map->buf);
   336          }
   337  
   338          if (map->fl) {
   339                  spin_lock(&map->fl->lock);
   340                  list_del(&map->node);
   341                  spin_unlock(&map->fl->lock);
   342                  map->fl = NULL;
   343          }
   344  
   345          kfree(map);
   346  }
   347  

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