af9013.c:1560: undefined reference to `i2c_mux_del_adapters'

kbuild test robot Fri, 23 Mar 2018 02:09:08 -0700

Hi Mauro,

It's probably a bug fix that unveils the link errors.


tree:   git://git.ragnatech.se/linux media-tree
head:   f67449fdba3b9dbdd340d8cbf17dfa711d5bd2fb
commit: 238f694e1b7f8297f1256c57e41f69c39576c9b4 [369/405] media: v4l2-common: 
fix a compilation breakage
config: x86_64-randconfig-s4-03231521 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        git checkout 238f694e1b7f8297f1256c57e41f69c39576c9b4
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/media/dvb-frontends/af9013.o: In function `af9013_remove':
>> drivers/media/dvb-frontends/af9013.c:1560: undefined reference to 
>> `i2c_mux_del_adapters'
   drivers/media/dvb-frontends/af9013.o: In function `af9013_probe':
>> drivers/media/dvb-frontends/af9013.c:1488: undefined reference to 
>> `i2c_mux_alloc'
>> drivers/media/dvb-frontends/af9013.c:1495: undefined reference to 
>> `i2c_mux_add_adapter'
   drivers/media/dvb-frontends/af9013.c:1544: undefined reference to 
`i2c_mux_del_adapters'

vim +1560 drivers/media/dvb-frontends/af9013.c

f458a1bc67 Antti Palosaari 2017-06-12  1443  
82d1ce3eba Antti Palosaari 2017-06-10  1444  static int af9013_probe(struct 
i2c_client *client,
82d1ce3eba Antti Palosaari 2017-06-10  1445                     const struct 
i2c_device_id *id)
82d1ce3eba Antti Palosaari 2017-06-10  1446  {
82d1ce3eba Antti Palosaari 2017-06-10  1447     struct af9013_state *state;
82d1ce3eba Antti Palosaari 2017-06-10  1448     struct af9013_platform_data 
*pdata = client->dev.platform_data;
d029799b2f Antti Palosaari 2017-06-12  1449     struct dtv_frontend_properties 
*c;
82d1ce3eba Antti Palosaari 2017-06-10  1450     int ret, i;
82d1ce3eba Antti Palosaari 2017-06-10  1451     u8 firmware_version[4];
f458a1bc67 Antti Palosaari 2017-06-12  1452     static const struct regmap_bus 
regmap_bus = {
f458a1bc67 Antti Palosaari 2017-06-12  1453             .read = 
af9013_regmap_read,
f458a1bc67 Antti Palosaari 2017-06-12  1454             .write = 
af9013_regmap_write,
f458a1bc67 Antti Palosaari 2017-06-12  1455     };
f458a1bc67 Antti Palosaari 2017-06-12  1456     static const struct 
regmap_config regmap_config = {
22e59e7204 Antti Palosaari 2017-06-22  1457             /* Actual reg is 16 
bits, see i2c adapter lock */
22e59e7204 Antti Palosaari 2017-06-22  1458             .reg_bits = 24,
f458a1bc67 Antti Palosaari 2017-06-12  1459             .val_bits = 8,
f458a1bc67 Antti Palosaari 2017-06-12  1460     };
82d1ce3eba Antti Palosaari 2017-06-10  1461  
82d1ce3eba Antti Palosaari 2017-06-10  1462     state = kzalloc(sizeof(*state), 
GFP_KERNEL);
82d1ce3eba Antti Palosaari 2017-06-10  1463     if (!state) {
82d1ce3eba Antti Palosaari 2017-06-10  1464             ret = -ENOMEM;
82d1ce3eba Antti Palosaari 2017-06-10  1465             goto err;
82d1ce3eba Antti Palosaari 2017-06-10  1466     }
82d1ce3eba Antti Palosaari 2017-06-10  1467  
22e59e7204 Antti Palosaari 2017-06-22  1468     dev_dbg(&client->dev, "\n");
22e59e7204 Antti Palosaari 2017-06-22  1469  
82d1ce3eba Antti Palosaari 2017-06-10  1470     /* Setup the state */
82d1ce3eba Antti Palosaari 2017-06-10  1471     state->client = client;
82d1ce3eba Antti Palosaari 2017-06-10  1472     i2c_set_clientdata(client, 
state);
82d1ce3eba Antti Palosaari 2017-06-10  1473     state->clk = pdata->clk;
82d1ce3eba Antti Palosaari 2017-06-10  1474     state->tuner = pdata->tuner;
82d1ce3eba Antti Palosaari 2017-06-10  1475     state->if_frequency = 
pdata->if_frequency;
82d1ce3eba Antti Palosaari 2017-06-10  1476     state->ts_mode = pdata->ts_mode;
eaa455f023 Antti Palosaari 2017-06-13  1477     state->ts_output_pin = 
pdata->ts_output_pin;
82d1ce3eba Antti Palosaari 2017-06-10  1478     state->spec_inv = 
pdata->spec_inv;
82d1ce3eba Antti Palosaari 2017-06-10  1479     memcpy(&state->api_version, 
pdata->api_version, sizeof(state->api_version));
82d1ce3eba Antti Palosaari 2017-06-10  1480     memcpy(&state->gpio, 
pdata->gpio, sizeof(state->gpio));
f458a1bc67 Antti Palosaari 2017-06-12  1481     state->regmap = 
regmap_init(&client->dev, &regmap_bus, client,
f458a1bc67 Antti Palosaari 2017-06-12  1482                               
&regmap_config);
f458a1bc67 Antti Palosaari 2017-06-12  1483     if (IS_ERR(state->regmap)) {
f458a1bc67 Antti Palosaari 2017-06-12  1484             ret = 
PTR_ERR(state->regmap);
f458a1bc67 Antti Palosaari 2017-06-12  1485             goto err_kfree;
f458a1bc67 Antti Palosaari 2017-06-12  1486     }
22e59e7204 Antti Palosaari 2017-06-22  1487     /* Create mux i2c adapter */
22e59e7204 Antti Palosaari 2017-06-22 @1488     state->muxc = 
i2c_mux_alloc(client->adapter, &client->dev, 1, 0, 0,
22e59e7204 Antti Palosaari 2017-06-22  1489                                 
af9013_select, af9013_deselect);
22e59e7204 Antti Palosaari 2017-06-22  1490     if (!state->muxc) {
22e59e7204 Antti Palosaari 2017-06-22  1491             ret = -ENOMEM;
22e59e7204 Antti Palosaari 2017-06-22  1492             goto err_regmap_exit;
22e59e7204 Antti Palosaari 2017-06-22  1493     }
22e59e7204 Antti Palosaari 2017-06-22  1494     state->muxc->priv = state;
22e59e7204 Antti Palosaari 2017-06-22 @1495     ret = 
i2c_mux_add_adapter(state->muxc, 0, 0, 0);
22e59e7204 Antti Palosaari 2017-06-22  1496     if (ret)
22e59e7204 Antti Palosaari 2017-06-22  1497             goto err_regmap_exit;
82d1ce3eba Antti Palosaari 2017-06-10  1498  
82d1ce3eba Antti Palosaari 2017-06-10  1499     /* Download firmware */
eaa455f023 Antti Palosaari 2017-06-13  1500     if (state->ts_mode != 
AF9013_TS_MODE_USB) {
82d1ce3eba Antti Palosaari 2017-06-10  1501             ret = 
af9013_download_firmware(state);
82d1ce3eba Antti Palosaari 2017-06-10  1502             if (ret)
22e59e7204 Antti Palosaari 2017-06-22  1503                     goto 
err_i2c_mux_del_adapters;
82d1ce3eba Antti Palosaari 2017-06-10  1504     }
82d1ce3eba Antti Palosaari 2017-06-10  1505  
82d1ce3eba Antti Palosaari 2017-06-10  1506     /* Firmware version */
f458a1bc67 Antti Palosaari 2017-06-12  1507     ret = 
regmap_bulk_read(state->regmap, 0x5103, firmware_version,
82d1ce3eba Antti Palosaari 2017-06-10  1508                            
sizeof(firmware_version));
82d1ce3eba Antti Palosaari 2017-06-10  1509     if (ret)
22e59e7204 Antti Palosaari 2017-06-22  1510             goto 
err_i2c_mux_del_adapters;
82d1ce3eba Antti Palosaari 2017-06-10  1511  
82d1ce3eba Antti Palosaari 2017-06-10  1512     /* Set GPIOs */
82d1ce3eba Antti Palosaari 2017-06-10  1513     for (i = 0; i < 
sizeof(state->gpio); i++) {
82d1ce3eba Antti Palosaari 2017-06-10  1514             ret = 
af9013_set_gpio(state, i, state->gpio[i]);
82d1ce3eba Antti Palosaari 2017-06-10  1515             if (ret)
22e59e7204 Antti Palosaari 2017-06-22  1516                     goto 
err_i2c_mux_del_adapters;
82d1ce3eba Antti Palosaari 2017-06-10  1517     }
82d1ce3eba Antti Palosaari 2017-06-10  1518  
82d1ce3eba Antti Palosaari 2017-06-10  1519     /* Create dvb frontend */
82d1ce3eba Antti Palosaari 2017-06-10  1520     memcpy(&state->fe.ops, 
&af9013_ops, sizeof(state->fe.ops));
82d1ce3eba Antti Palosaari 2017-06-10  1521     state->fe.demodulator_priv = 
state;
82d1ce3eba Antti Palosaari 2017-06-10  1522  
82d1ce3eba Antti Palosaari 2017-06-10  1523     /* Setup callbacks */
82d1ce3eba Antti Palosaari 2017-06-10  1524     pdata->get_dvb_frontend = 
af9013_get_dvb_frontend;
22e59e7204 Antti Palosaari 2017-06-22  1525     pdata->get_i2c_adapter = 
af9013_get_i2c_adapter;
83d6b7c327 Antti Palosaari 2017-06-26  1526     pdata->pid_filter = 
af9013_pid_filter;
83d6b7c327 Antti Palosaari 2017-06-26  1527     pdata->pid_filter_ctrl = 
af9013_pid_filter_ctrl;
82d1ce3eba Antti Palosaari 2017-06-10  1528  
d029799b2f Antti Palosaari 2017-06-12  1529     /* Init stats to indicate which 
stats are supported */
d029799b2f Antti Palosaari 2017-06-12  1530     c = 
&state->fe.dtv_property_cache;
943a720f5c Antti Palosaari 2017-06-18  1531     c->strength.len = 1;
d029799b2f Antti Palosaari 2017-06-12  1532     c->cnr.len = 1;
233f3ef71c Antti Palosaari 2017-06-18  1533     c->post_bit_error.len = 1;
233f3ef71c Antti Palosaari 2017-06-18  1534     c->post_bit_count.len = 1;
233f3ef71c Antti Palosaari 2017-06-18  1535     c->block_error.len = 1;
233f3ef71c Antti Palosaari 2017-06-18  1536     c->block_count.len = 1;
d029799b2f Antti Palosaari 2017-06-12  1537  
82d1ce3eba Antti Palosaari 2017-06-10  1538     dev_info(&client->dev, "Afatech 
AF9013 successfully attached\n");
82d1ce3eba Antti Palosaari 2017-06-10  1539     dev_info(&client->dev, 
"firmware version: %d.%d.%d.%d\n",
82d1ce3eba Antti Palosaari 2017-06-10  1540              firmware_version[0], 
firmware_version[1],
82d1ce3eba Antti Palosaari 2017-06-10  1541              firmware_version[2], 
firmware_version[3]);
82d1ce3eba Antti Palosaari 2017-06-10  1542     return 0;
22e59e7204 Antti Palosaari 2017-06-22  1543  err_i2c_mux_del_adapters:
22e59e7204 Antti Palosaari 2017-06-22  1544     
i2c_mux_del_adapters(state->muxc);
f458a1bc67 Antti Palosaari 2017-06-12  1545  err_regmap_exit:
f458a1bc67 Antti Palosaari 2017-06-12  1546     regmap_exit(state->regmap);
82d1ce3eba Antti Palosaari 2017-06-10  1547  err_kfree:
82d1ce3eba Antti Palosaari 2017-06-10  1548     kfree(state);
82d1ce3eba Antti Palosaari 2017-06-10  1549  err:
82d1ce3eba Antti Palosaari 2017-06-10  1550     dev_dbg(&client->dev, "failed 
%d\n", ret);
82d1ce3eba Antti Palosaari 2017-06-10  1551     return ret;
82d1ce3eba Antti Palosaari 2017-06-10  1552  }
82d1ce3eba Antti Palosaari 2017-06-10  1553  
82d1ce3eba Antti Palosaari 2017-06-10  1554  static int af9013_remove(struct 
i2c_client *client)
82d1ce3eba Antti Palosaari 2017-06-10  1555  {
82d1ce3eba Antti Palosaari 2017-06-10  1556     struct af9013_state *state = 
i2c_get_clientdata(client);
82d1ce3eba Antti Palosaari 2017-06-10  1557  
82d1ce3eba Antti Palosaari 2017-06-10  1558     dev_dbg(&client->dev, "\n");
82d1ce3eba Antti Palosaari 2017-06-10  1559  
22e59e7204 Antti Palosaari 2017-06-22 @1560     
i2c_mux_del_adapters(state->muxc);
22e59e7204 Antti Palosaari 2017-06-22  1561  
f458a1bc67 Antti Palosaari 2017-06-12  1562     regmap_exit(state->regmap);
f458a1bc67 Antti Palosaari 2017-06-12  1563  
82d1ce3eba Antti Palosaari 2017-06-10  1564     kfree(state);
82d1ce3eba Antti Palosaari 2017-06-10  1565  
82d1ce3eba Antti Palosaari 2017-06-10  1566     return 0;
82d1ce3eba Antti Palosaari 2017-06-10  1567  }
82d1ce3eba Antti Palosaari 2017-06-10  1568  

:::::: The code at line 1560 was first introduced by commit
:::::: 22e59e7204a46d9f3c6abc02909927a19640f91f media: af9013: add i2c mux 
adapter for tuner bus

:::::: TO: Antti Palosaari <cr...@iki.fi>
:::::: CC: Mauro Carvalho Chehab <mche...@s-opensource.com>

---
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.config.gz
Description: application/gzip

[ragnatech:media-tree 369/405] drivers/media/dvb-frontends/af9013.c:1560: undefined reference to `i2c_mux_del_adapters'

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