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Re: [PATCH 01/10] i2c-mux: add common core data for every mux instance

From kbuild test robot <lkp@intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH 01/10] i2c-mux: add common core data for every mux instance
Date 2016-01-04 16:50 +0100
Message-ID <qNfyr-5lo-27@gated-at.bofh.it> (permalink)
References <qNf5n-59c-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Hi Peter,

[auto build test WARNING on wsa/i2c/for-next]
[also build test WARNING on v4.4-rc8 next-20160104]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Peter-Rosin/i2c-mux-cleanup-and-locking-update/20160104-231355
base:   https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux i2c/for-next
config: x86_64-randconfig-i0-201601 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   drivers/media/dvb-frontends/m88ds3103.c: In function 'm88ds3103_probe':
>> drivers/media/dvb-frontends/m88ds3103.c:1470:41: warning: passing argument 1 of 'i2c_add_mux_adapter' from incompatible pointer type [-Wincompatible-pointer-types]
     dev->i2c_adapter = i2c_add_mux_adapter(client->adapter, &client->dev,
                                            ^
   In file included from drivers/media/dvb-frontends/m88ds3103_priv.h:24:0,
                    from drivers/media/dvb-frontends/m88ds3103.c:17:
   include/linux/i2c-mux.h:48:21: note: expected 'struct i2c_mux_core *' but argument is of type 'struct i2c_adapter *'
    struct i2c_adapter *i2c_add_mux_adapter(struct i2c_mux_core *muxc,
                        ^
--
   drivers/media/dvb-frontends/rtl2830.c: In function 'rtl2830_probe':
>> drivers/media/dvb-frontends/rtl2830.c:868:37: warning: passing argument 1 of 'i2c_add_mux_adapter' from incompatible pointer type [-Wincompatible-pointer-types]
     dev->adapter = i2c_add_mux_adapter(client->adapter, &client->dev,
                                        ^
   In file included from drivers/media/dvb-frontends/rtl2830_priv.h:24:0,
                    from drivers/media/dvb-frontends/rtl2830.c:18:
   include/linux/i2c-mux.h:48:21: note: expected 'struct i2c_mux_core *' but argument is of type 'struct i2c_adapter *'
    struct i2c_adapter *i2c_add_mux_adapter(struct i2c_mux_core *muxc,
                        ^

vim +/i2c_add_mux_adapter +1470 drivers/media/dvb-frontends/m88ds3103.c

478932b16 Antti Palosaari 2015-04-16  1454  	ret = regmap_write(dev->regmap, 0x29, utmp);
395d00d1c Antti Palosaari 2013-02-25  1455  	if (ret)
f01919e8f Antti Palosaari 2015-04-16  1456  		goto err_kfree;
395d00d1c Antti Palosaari 2013-02-25  1457  
395d00d1c Antti Palosaari 2013-02-25  1458  	/* sleep */
56ea37da3 Antti Palosaari 2015-10-03  1459  	ret = m88ds3103_update_bits(dev, 0x08, 0x01, 0x00);
395d00d1c Antti Palosaari 2013-02-25  1460  	if (ret)
f01919e8f Antti Palosaari 2015-04-16  1461  		goto err_kfree;
56ea37da3 Antti Palosaari 2015-10-03  1462  	ret = m88ds3103_update_bits(dev, 0x04, 0x01, 0x01);
395d00d1c Antti Palosaari 2013-02-25  1463  	if (ret)
f01919e8f Antti Palosaari 2015-04-16  1464  		goto err_kfree;
56ea37da3 Antti Palosaari 2015-10-03  1465  	ret = m88ds3103_update_bits(dev, 0x23, 0x10, 0x10);
395d00d1c Antti Palosaari 2013-02-25  1466  	if (ret)
f01919e8f Antti Palosaari 2015-04-16  1467  		goto err_kfree;
395d00d1c Antti Palosaari 2013-02-25  1468  
44b9055b4 Antti Palosaari 2013-11-19  1469  	/* create mux i2c adapter for tuner */
f01919e8f Antti Palosaari 2015-04-16 @1470  	dev->i2c_adapter = i2c_add_mux_adapter(client->adapter, &client->dev,
f01919e8f Antti Palosaari 2015-04-16  1471  					       dev, 0, 0, 0, m88ds3103_select,
478932b16 Antti Palosaari 2015-04-16  1472  					       NULL);
4347df6a7 Dan Carpenter   2015-06-02  1473  	if (dev->i2c_adapter == NULL) {
4347df6a7 Dan Carpenter   2015-06-02  1474  		ret = -ENOMEM;
f01919e8f Antti Palosaari 2015-04-16  1475  		goto err_kfree;
4347df6a7 Dan Carpenter   2015-06-02  1476  	}
44b9055b4 Antti Palosaari 2013-11-19  1477  
395d00d1c Antti Palosaari 2013-02-25  1478  	/* create dvb_frontend */

:::::: The code at line 1470 was first introduced by commit
:::::: f01919e8f54f645fb00fdb823fe266e21eebe3b1 [media] m88ds3103: add I2C client binding

:::::: TO: Antti Palosaari <crope@iki.fi>
:::::: CC: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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[PATCH 01/10] i2c-mux: add common core data for every mux instance Peter Rosin <peda@lysator.liu.se> - 2016-01-04 16:20 +0100
  Re: [PATCH 01/10] i2c-mux: add common core data for every mux  instance Guenter Roeck <linux@roeck-us.net> - 2016-01-04 16:40 +0100
    Re: [PATCH 01/10] i2c-mux: add common core data for every mux instance Peter Rosin <peda@lysator.liu.se> - 2016-01-05 10:10 +0100
  Re: [PATCH 01/10] i2c-mux: add common core data for every mux  instance kbuild test robot <lkp@intel.com> - 2016-01-04 16:50 +0100
  Re: [PATCH 01/10] i2c-mux: add common core data for every mux  instance kbuild test robot <lkp@intel.com> - 2016-01-04 17:00 +0100

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