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

From: kbuild test robot
Date: Mon Jan 04 2016 - 10:47:42 EST


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@xxxxxx>
:::::: CC: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxx>

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