linux-kernel - Re: [PATCH net-next 09/13] net: ibm: emac: rgmii: devm_platform_get

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Message-ID: <202410011636.QtBtiUKi-lkp@intel.com>
Date: Tue, 1 Oct 2024 16:24:39 +0800
From: kernel test robot <lkp@...el.com>
To: Rosen Penev <rosenp@...il.com>, netdev@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, andrew@...n.ch, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
	linux-kernel@...r.kernel.org, jacob.e.keller@...el.com,
	horms@...nel.org, sd@...asysnail.net, chunkeey@...il.com
Subject: Re: [PATCH net-next 09/13] net: ibm: emac: rgmii:
 devm_platform_get_resource

Hi Rosen,

kernel test robot noticed the following build errors:

[auto build test ERROR on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Rosen-Penev/net-ibm-emac-remove-custom-init-exit-functions/20241001-020553
base:   net-next/main
patch link:    https://lore.kernel.org/r/20240930180036.87598-10-rosenp%40gmail.com
patch subject: [PATCH net-next 09/13] net: ibm: emac: rgmii: devm_platform_get_resource
config: powerpc-fsp2_defconfig (https://download.01.org/0day-ci/archive/20241001/202410011636.QtBtiUKi-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241001/202410011636.QtBtiUKi-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410011636.QtBtiUKi-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/net/ethernet/ibm/emac/rgmii.c: In function 'rgmii_probe':
>> drivers/net/ethernet/ibm/emac/rgmii.c:229:21: error: implicit declaration of function 'devm_platform_get_resource'; did you mean 'platform_get_resource'? [-Wimplicit-function-declaration]
     229 |         dev->base = devm_platform_get_resource(ofdev, 0);
         |                     ^~~~~~~~~~~~~~~~~~~~~~~~~~
         |                     platform_get_resource
>> drivers/net/ethernet/ibm/emac/rgmii.c:229:19: error: assignment to 'struct rgmii_regs *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     229 |         dev->base = devm_platform_get_resource(ofdev, 0);
         |                   ^


vim +229 drivers/net/ethernet/ibm/emac/rgmii.c

   215	
   216	
   217	static int rgmii_probe(struct platform_device *ofdev)
   218	{
   219		struct rgmii_instance *dev;
   220	
   221		dev = devm_kzalloc(&ofdev->dev, sizeof(struct rgmii_instance),
   222				   GFP_KERNEL);
   223		if (!dev)
   224			return -ENOMEM;
   225	
   226		mutex_init(&dev->lock);
   227		dev->ofdev = ofdev;
   228	
 > 229		dev->base = devm_platform_get_resource(ofdev, 0);
   230		if (IS_ERR(dev->base)) {
   231			dev_err(&ofdev->dev, "can't map device registers");
   232			return PTR_ERR(dev->base);
   233		}
   234	
   235		/* Check for RGMII flags */
   236		if (of_property_read_bool(ofdev->dev.of_node, "has-mdio"))
   237			dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO;
   238	
   239		/* CAB lacks the right properties, fix this up */
   240		if (of_device_is_compatible(ofdev->dev.of_node, "ibm,rgmii-axon"))
   241			dev->flags |= EMAC_RGMII_FLAG_HAS_MDIO;
   242	
   243		DBG2(dev, " Boot FER = 0x%08x, SSR = 0x%08x\n",
   244		     in_be32(&dev->base->fer), in_be32(&dev->base->ssr));
   245	
   246		/* Disable all inputs by default */
   247		out_be32(&dev->base->fer, 0);
   248	
   249		printk(KERN_INFO
   250		       "RGMII %pOF initialized with%s MDIO support\n",
   251		       ofdev->dev.of_node,
   252		       (dev->flags & EMAC_RGMII_FLAG_HAS_MDIO) ? "" : "out");
   253	
   254		wmb();
   255		platform_set_drvdata(ofdev, dev);
   256	
   257		return 0;
   258	}
   259	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki