[ulfh-mmc:next 48/61] drivers/mmc/host/sdhci-uhs2.c:649:36: sparse: sparse: incorrect type in argument 2 (different base types)

[ulfh-mmc:next 48/61] drivers/mmc/host/sdhci-uhs2.c:649:36: sparse: sparse: incorrect type in argument 2 (different base types)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc.git next
head:   3c0946b6a378fb92658aabcda5c70ea3e83143bf
commit: 9cbb2358bb1f17b61bf75cbebc2c9746b3a29e32 [48/61] mmc: sdhci-uhs2: add request() and others
config: x86_64-randconfig-r131-20241025 (https://download.01.org/0day-ci/archive/20241026/202410260525.ZUuPhMJz-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241026/202410260525.ZUuPhMJz-lkp@intel.com/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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410260525.ZUuPhMJz-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/mmc/host/sdhci-uhs2.c:649:36: sparse: sparse: incorrect type in argument 2 (different base types) @@     expected unsigned int [usertype] val @@     got restricted __be32 @@
   drivers/mmc/host/sdhci-uhs2.c:649:36: sparse:     expected unsigned int [usertype] val
   drivers/mmc/host/sdhci-uhs2.c:649:36: sparse:     got restricted __be32
>> drivers/mmc/host/sdhci-uhs2.c:73:16: sparse: sparse: cast to restricted __be16
>> drivers/mmc/host/sdhci-uhs2.c:73:16: sparse: sparse: cast to restricted __be16
>> drivers/mmc/host/sdhci-uhs2.c:73:16: sparse: sparse: cast to restricted __be16

vim +649 drivers/mmc/host/sdhci-uhs2.c

   630	
   631	static void __sdhci_uhs2_send_command(struct sdhci_host *host, struct mmc_command *cmd)
   632	{
   633		int i, j;
   634		int cmd_reg;
   635	
   636		i = 0;
   637		sdhci_writel(host,
   638			     ((u32)cmd->uhs2_cmd->arg << 16) |
   639					(u32)cmd->uhs2_cmd->header,
   640			     SDHCI_UHS2_CMD_PACKET + i);
   641		i += 4;
   642	
   643		/*
   644		 * Per spec, payload (config) should be MSB before sending out.
   645		 * But we don't need convert here because had set payload as
   646		 * MSB when preparing config read/write commands.
   647		 */
   648		for (j = 0; j < cmd->uhs2_cmd->payload_len / sizeof(u32); j++) {
 > 649			sdhci_writel(host, *(cmd->uhs2_cmd->payload + j), SDHCI_UHS2_CMD_PACKET + i);
   650			i += 4;
   651		}
   652	
   653		for ( ; i < SDHCI_UHS2_CMD_PACK_MAX_LEN; i += 4)
   654			sdhci_writel(host, 0, SDHCI_UHS2_CMD_PACKET + i);
   655	
   656		DBG("UHS2 CMD packet_len = %d.\n", cmd->uhs2_cmd->packet_len);
   657		for (i = 0; i < cmd->uhs2_cmd->packet_len; i++)
   658			DBG("UHS2 CMD_PACKET[%d] = 0x%x.\n", i,
   659			    sdhci_readb(host, SDHCI_UHS2_CMD_PACKET + i));
   660	
   661		cmd_reg = FIELD_PREP(SDHCI_UHS2_CMD_PACK_LEN_MASK, cmd->uhs2_cmd->packet_len);
   662		if ((cmd->flags & MMC_CMD_MASK) == MMC_CMD_ADTC)
   663			cmd_reg |= SDHCI_UHS2_CMD_DATA;
   664		if (cmd->opcode == MMC_STOP_TRANSMISSION)
   665			cmd_reg |= SDHCI_UHS2_CMD_CMD12;
   666	
   667		/* UHS2 Native ABORT */
   668		if ((cmd->uhs2_cmd->header & UHS2_NATIVE_PACKET) &&
   669		    (uhs2_dev_cmd(cmd) == UHS2_DEV_CMD_TRANS_ABORT))
   670			cmd_reg |= SDHCI_UHS2_CMD_TRNS_ABORT;
   671	
   672		/* UHS2 Native DORMANT */
   673		if ((cmd->uhs2_cmd->header & UHS2_NATIVE_PACKET) &&
   674		    (uhs2_dev_cmd(cmd) == UHS2_DEV_CMD_GO_DORMANT_STATE))
   675			cmd_reg |= SDHCI_UHS2_CMD_DORMANT;
   676	
   677		DBG("0x%x is set to UHS2 CMD register.\n", cmd_reg);
   678	
   679		sdhci_writew(host, cmd_reg, SDHCI_UHS2_CMD);
   680	}
   681	

-- 
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