Hi Mauro,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on v5.10-rc4 next-20201117]
[cannot apply to staging/staging-testing robh/for-next lee-mfd/for-mfd-next]
[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/Mauro-Carvalho-Chehab/Move-Hikey-970-USB-support-out-of-staging-and-add-DT/20201116-210334
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
09162bc32c880a791c6c0668ce0745cf7958f576
config: x86_64-randconfig-s022-20201115 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.3-107-gaf3512a6-dirty
        # 
https://github.com/0day-ci/linux/commit/b972250f20fc571defa4b23c9cc959df61eb0803
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review 
Mauro-Carvalho-Chehab/Move-Hikey-970-USB-support-out-of-staging-and-add-DT/20201116-210334
        git checkout b972250f20fc571defa4b23c9cc959df61eb0803
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 

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/spmi/hisi-spmi-controller.c:164:24: sparse: sparse: cast to 
>> restricted __be32
>> drivers/spmi/hisi-spmi-controller.c:164:24: sparse: sparse: cast to 
>> restricted __be32
>> drivers/spmi/hisi-spmi-controller.c:164:24: sparse: sparse: cast to 
>> restricted __be32
>> drivers/spmi/hisi-spmi-controller.c:164:24: sparse: sparse: cast to 
>> restricted __be32
>> drivers/spmi/hisi-spmi-controller.c:164:24: sparse: sparse: cast to 
>> restricted __be32
>> drivers/spmi/hisi-spmi-controller.c:164:24: sparse: sparse: cast to 
>> restricted __be32
>> drivers/spmi/hisi-spmi-controller.c:239:25: sparse: sparse: cast from 
>> restricted __be32

vim +164 drivers/spmi/hisi-spmi-controller.c

70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  110  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  111  static int spmi_read_cmd(struct spmi_controller *ctrl,
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  112                    u8 opc, u8 slave_id, u16 slave_addr, 
u8 *__buf, size_t bc)
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  113  {
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  114   struct spmi_controller_dev *spmi_controller = 
dev_get_drvdata(&ctrl->dev);
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  115   u32 chnl_ofst = SPMI_CHANNEL_OFFSET * 
spmi_controller->channel;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  116   unsigned long flags;
6af364501949d99 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  117   u8 *buf = __buf;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  118   u32 cmd, data;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  119   int rc;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  120   u8 op_code, i;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  121  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  122   if (bc > SPMI_CONTROLLER_MAX_TRANS_BYTES) {
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  123           dev_err(&ctrl->dev,
4c6491a343e91a5 drivers/staging/hikey9xx/hisi-spmi-controller.c YueHaibing      
      2020-09-01  124                   "spmi_controller supports 1..%d bytes 
per trans, but:%zu requested\n",
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  125                   SPMI_CONTROLLER_MAX_TRANS_BYTES, bc);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  126           return  -EINVAL;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  127   }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  128  
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  129   switch (opc) {
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  130   case SPMI_CMD_READ:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  131           op_code = SPMI_CMD_REG_READ;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  132           break;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  133   case SPMI_CMD_EXT_READ:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  134           op_code = SPMI_CMD_EXT_REG_READ;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  135           break;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  136   case SPMI_CMD_EXT_READL:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  137           op_code = SPMI_CMD_EXT_REG_READ_L;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  138           break;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  139   default:
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  140           dev_err(&ctrl->dev, "invalid read cmd 0x%x\n", 
opc);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  141           return -EINVAL;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  142   }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  143  
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  144   cmd = SPMI_APB_SPMI_CMD_EN |
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  145        (op_code << SPMI_APB_SPMI_CMD_TYPE_OFFSET) |
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  146        ((bc - 1) << SPMI_APB_SPMI_CMD_LENGTH_OFFSET) |
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  147        ((slave_id & 0xf) << 
SPMI_APB_SPMI_CMD_SLAVEID_OFFSET) |  /* slvid */
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  148        ((slave_addr & 0xffff)  << 
SPMI_APB_SPMI_CMD_ADDR_OFFSET); /* slave_addr */
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  149  
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  150   spin_lock_irqsave(&spmi_controller->lock, flags);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  151  
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  152   writel(cmd, spmi_controller->base + chnl_ofst + 
SPMI_APB_SPMI_CMD_BASE_ADDR);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  153  
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  154   rc = spmi_controller_wait_for_done(&ctrl->dev, 
spmi_controller,
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  155                                      
spmi_controller->base, slave_id, slave_addr);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  156   if (rc)
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  157           goto done;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  158  
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  159   for (i = 0; bc > i * SPMI_PER_DATAREG_BYTE; i++) {
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  160           data = readl(spmi_controller->base + chnl_ofst 
+
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  161                        SPMI_SLAVE_OFFSET * slave_id +
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  162                        SPMI_APB_SPMI_RDATA0_BASE_ADDR +
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  163                        i * SPMI_PER_DATAREG_BYTE);
8788a30c12c7884 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17 @164           data = be32_to_cpu((__be32)data);
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  165           if ((bc - i * SPMI_PER_DATAREG_BYTE) >> 2) {
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  166                   memcpy(buf, &data, sizeof(data));
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  167                   buf += sizeof(data);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  168           } else {
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  169                   memcpy(buf, &data, bc % 
SPMI_PER_DATAREG_BYTE);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  170                   buf += (bc % SPMI_PER_DATAREG_BYTE);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  171           }
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  172   }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  173  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  174  done:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  175   spin_unlock_irqrestore(&spmi_controller->lock, flags);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  176   if (rc)
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  177           dev_err(&ctrl->dev,
4c6491a343e91a5 drivers/staging/hikey9xx/hisi-spmi-controller.c YueHaibing      
      2020-09-01  178                   "spmi read wait timeout op:0x%x 
slave_id:%d slave_addr:0x%x bc:%zu\n",
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  179                   opc, slave_id, slave_addr, bc + 1);
6af364501949d99 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  180   else
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  181           dev_dbg(&ctrl->dev, "%s: id:%d 
slave_addr:0x%x, read value: %*ph\n",
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  182                   __func__, slave_id, slave_addr, 
(int)bc, __buf);
6af364501949d99 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  183  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  184   return rc;
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  185  }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  186  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  187  static int spmi_write_cmd(struct spmi_controller *ctrl,
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  188                     u8 opc, u8 slave_id, u16 slave_addr, 
const u8 *__buf, size_t bc)
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  189  {
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  190   struct spmi_controller_dev *spmi_controller = 
dev_get_drvdata(&ctrl->dev);
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  191   u32 chnl_ofst = SPMI_CHANNEL_OFFSET * 
spmi_controller->channel;
6af364501949d99 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  192   const u8 *buf = __buf;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  193   unsigned long flags;
8788a30c12c7884 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  194   u32 cmd, data;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  195   int rc;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  196   u8 op_code, i;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  197  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  198   if (bc > SPMI_CONTROLLER_MAX_TRANS_BYTES) {
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  199           dev_err(&ctrl->dev,
4c6491a343e91a5 drivers/staging/hikey9xx/hisi-spmi-controller.c YueHaibing      
      2020-09-01  200                   "spmi_controller supports 1..%d bytes 
per trans, but:%zu requested\n",
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  201                   SPMI_CONTROLLER_MAX_TRANS_BYTES, bc);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  202           return  -EINVAL;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  203   }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  204  
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  205   switch (opc) {
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  206   case SPMI_CMD_WRITE:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  207           op_code = SPMI_CMD_REG_WRITE;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  208           break;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  209   case SPMI_CMD_EXT_WRITE:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  210           op_code = SPMI_CMD_EXT_REG_WRITE;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  211           break;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  212   case SPMI_CMD_EXT_WRITEL:
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  213           op_code = SPMI_CMD_EXT_REG_WRITE_L;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  214           break;
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  215   default:
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  216           dev_err(&ctrl->dev, "invalid write cmd 
0x%x\n", opc);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  217           return -EINVAL;
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  218   }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  219  
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  220   cmd = SPMI_APB_SPMI_CMD_EN |
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  221         (op_code << SPMI_APB_SPMI_CMD_TYPE_OFFSET) |
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  222         ((bc - 1) << SPMI_APB_SPMI_CMD_LENGTH_OFFSET) |
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  223         ((slave_id & 0xf) << 
SPMI_APB_SPMI_CMD_SLAVEID_OFFSET) |
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  224         ((slave_addr & 0xffff)  << 
SPMI_APB_SPMI_CMD_ADDR_OFFSET);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  225  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  226   /* Write data to FIFOs */
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  227   spin_lock_irqsave(&spmi_controller->lock, flags);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  228  
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  229   for (i = 0; bc > i * SPMI_PER_DATAREG_BYTE; i++) {
8788a30c12c7884 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  230           data = 0;
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  231           if ((bc - i * SPMI_PER_DATAREG_BYTE) >> 2) {
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  232                   memcpy(&data, buf, sizeof(data));
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  233                   buf += sizeof(data);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  234           } else {
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  235                   memcpy(&data, buf, bc % 
SPMI_PER_DATAREG_BYTE);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  236                   buf += (bc % SPMI_PER_DATAREG_BYTE);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  237           }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  238  
8788a30c12c7884 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17 @239           writel((u32)cpu_to_be32(data),
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  240                  spmi_controller->base + chnl_ofst +
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  241                  SPMI_APB_SPMI_WDATA0_BASE_ADDR +
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  242                  SPMI_PER_DATAREG_BYTE * i);
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  243   }
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  244  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  245   /* Start the transaction */
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  246   writel(cmd, spmi_controller->base + chnl_ofst + 
SPMI_APB_SPMI_CMD_BASE_ADDR);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  247  
4d914a8c480c312 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  248   rc = spmi_controller_wait_for_done(&ctrl->dev, 
spmi_controller,
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  249                                      
spmi_controller->base, slave_id,
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  250                                      slave_addr);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  251   spin_unlock_irqrestore(&spmi_controller->lock, flags);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  252  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  253   if (rc)
4c6491a343e91a5 drivers/staging/hikey9xx/hisi-spmi-controller.c YueHaibing      
      2020-09-01  254           dev_err(&ctrl->dev, "spmi write wait timeout 
op:0x%x slave_id:%d slave_addr:0x%x bc:%zu\n",
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  255                   opc, slave_id, slave_addr, bc);
6af364501949d99 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  256   else
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  257           dev_dbg(&ctrl->dev, "%s: id:%d 
slave_addr:0x%x, wrote value: %*ph\n",
7f3ac6c502fd7ff drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  258                   __func__, slave_id, slave_addr, 
(int)bc, __buf);
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  259  
70f59c90c8199e8 drivers/staging/hikey9xx/hisi-spmi-controller.c Mayulong        
      2020-08-17  260   return rc;
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  261  }
2ea3f6a03b155f4 drivers/staging/hikey9xx/hisi-spmi-controller.c Mauro Carvalho 
Chehab 2020-08-17  262  

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