Hi Mathieu,

I love your patch! Perhaps something to improve:

[auto build test WARNING on next-20200921]
[cannot apply to linux/master linus/master rpmsg/for-next v5.9-rc6 v5.9-rc5 
v5.9-rc4 v5.9-rc6]
[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]

url:    
https://github.com/0day-ci/linux/commits/Mathieu-Poirier/rpmsg-Make-RPMSG-name-service-modular/20200922-081745
base:    b10b8ad862118bf42c28a98b0f067619aadcfb23
config: i386-randconfig-s001-20200921 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-201-g24bdaac6-dirty
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 

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


sparse warnings: (new ones prefixed by >>)

>> drivers/rpmsg/virtio_rpmsg_bus.c:165:43: sparse: sparse: incorrect type in 
>> argument 2 (different base types) @@     expected restricted __virtio16 
>> [usertype] val @@     got unsigned short [usertype] val @@
>> drivers/rpmsg/virtio_rpmsg_bus.c:165:43: sparse:     expected restricted 
>> __virtio16 [usertype] val
>> drivers/rpmsg/virtio_rpmsg_bus.c:165:43: sparse:     got unsigned short 
>> [usertype] val
>> drivers/rpmsg/virtio_rpmsg_bus.c:173:31: sparse: sparse: incorrect type in 
>> return expression (different base types) @@     expected unsigned short @@   
>>   got restricted __virtio16 @@
>> drivers/rpmsg/virtio_rpmsg_bus.c:173:31: sparse:     expected unsigned short
>> drivers/rpmsg/virtio_rpmsg_bus.c:173:31: sparse:     got restricted 
>> __virtio16
>> drivers/rpmsg/virtio_rpmsg_bus.c:181:43: sparse: sparse: incorrect type in 
>> argument 2 (different base types) @@     expected restricted __virtio32 
>> [usertype] val @@     got unsigned int [usertype] val @@
>> drivers/rpmsg/virtio_rpmsg_bus.c:181:43: sparse:     expected restricted 
>> __virtio32 [usertype] val
>> drivers/rpmsg/virtio_rpmsg_bus.c:181:43: sparse:     got unsigned int 
>> [usertype] val
>> drivers/rpmsg/virtio_rpmsg_bus.c:189:31: sparse: sparse: incorrect type in 
>> return expression (different base types) @@     expected unsigned int @@     
>> got restricted __virtio32 @@
>> drivers/rpmsg/virtio_rpmsg_bus.c:189:31: sparse:     expected unsigned int
>> drivers/rpmsg/virtio_rpmsg_bus.c:189:31: sparse:     got restricted 
>> __virtio32

# 
https://github.com/0day-ci/linux/commit/dd032e0b67fcd6197fed6b6a35c14fa07934a9b4
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review 
Mathieu-Poirier/rpmsg-Make-RPMSG-name-service-modular/20200922-081745
git checkout dd032e0b67fcd6197fed6b6a35c14fa07934a9b4
vim +165 drivers/rpmsg/virtio_rpmsg_bus.c

   159  
   160  static u16 virtio_rpmsg_transport16_to_cpu(struct rpmsg_device *rpdev, 
u16 val)
   161  {
   162          struct virtio_rpmsg_channel *vch = 
to_virtio_rpmsg_channel(rpdev);
   163          struct virtproc_info *vrp = vch->vrp;
   164  
 > 165          return virtio16_to_cpu(vrp->vdev, val);
   166  }
   167  
   168  static u16 virtio_rpmsg_cpu_to_transport16(struct rpmsg_device *rpdev, 
u16 val)
   169  {
   170          struct virtio_rpmsg_channel *vch = 
to_virtio_rpmsg_channel(rpdev);
   171          struct virtproc_info *vrp = vch->vrp;
   172  
 > 173          return cpu_to_virtio16(vrp->vdev, val);
   174  }
   175  
   176  static u32 virtio_rpmsg_transport32_to_cpu(struct rpmsg_device *rpdev, 
u32 val)
   177  {
   178          struct virtio_rpmsg_channel *vch = 
to_virtio_rpmsg_channel(rpdev);
   179          struct virtproc_info *vrp = vch->vrp;
   180  
 > 181          return virtio32_to_cpu(vrp->vdev, val);
   182  }
   183  
   184  static u32 virtio_rpmsg_cpu_to_transport32(struct rpmsg_device *rpdev, 
u32 val)
   185  {
   186          struct virtio_rpmsg_channel *vch = 
to_virtio_rpmsg_channel(rpdev);
   187          struct virtproc_info *vrp = vch->vrp;
   188  
 > 189          return cpu_to_virtio32(vrp->vdev, val);
   190  }
   191  

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

Attachment: .config.gz
Description: application/gzip

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