Hi Boris, [auto build test ERROR on drm/drm-next] [also build test ERROR on v4.4-rc8 next-20160106] [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/Boris-Brezillon/drm-bridge-sil902x/20160106-192921 base: git://people.freedesktop.org/~airlied/linux.git drm-next config: i386-allmodconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All error/warnings (new ones prefixed by >>): drivers/gpu/drm/bridge/sil902x.c: In function 'sil902x_probe': >> drivers/gpu/drm/bridge/sil902x.c:401:16: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long int' [-Wformat=] dev_err(dev, "Failed to retrieve/request reset gpio: %d\n", ^ In file included from drivers/gpu/drm/bridge/sil902x.c:26:0: drivers/gpu/drm/bridge/sil902x.c: At top level: >> drivers/gpu/drm/bridge/sil902x.c:476:26: error: 'sil9022_id' undeclared here (not in a function) MODULE_DEVICE_TABLE(i2c, sil9022_id); ^ include/linux/module.h:223:21: note: in definition of macro 'MODULE_DEVICE_TABLE' extern const typeof(name) __mod_##type##__##name##_device_table \ ^ >> include/linux/module.h:223:27: error: '__mod_i2c__sil9022_id_device_table' aliased to undefined symbol 'sil9022_id' extern const typeof(name) __mod_##type##__##name##_device_table \ ^ >> drivers/gpu/drm/bridge/sil902x.c:476:1: note: in expansion of macro 'MODULE_DEVICE_TABLE' MODULE_DEVICE_TABLE(i2c, sil9022_id); ^ vim +/sil9022_id +476 drivers/gpu/drm/bridge/sil902x.c 395 sil902x->regmap = devm_regmap_init_i2c(client, &sil902x_regmap_config); 396 if (IS_ERR(sil902x->regmap)) 397 return PTR_ERR(sil902x->regmap); 398 399 sil902x->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); 400 if (IS_ERR(sil902x->reset_gpio)) { > 401 dev_err(dev, "Failed to retrieve/request reset gpio: %d\n", 402 PTR_ERR(sil902x->reset_gpio)); 403 return PTR_ERR(sil902x->reset_gpio); 404 } 405 406 sil902x_reset(sil902x); 407 408 ret = regmap_write(sil902x->regmap, SIL902X_REG_TPI_RQB, 0x0); 409 if (ret) 410 return ret; 411 412 ret = regmap_bulk_read(sil902x->regmap, SIL902X_REG_CHIPID(0), 413 &chipid, 4); 414 if (ret) { 415 dev_err(dev, "regmap_read failed %d\n", ret); 416 return ret; 417 } 418 419 if (chipid[0] != 0xb0) { 420 dev_err(dev, "Invalid chipid: %02x (expecting 0xb0)\n", 421 chipid[0]); 422 return -EINVAL; 423 } 424 425 /* Clear all pending interrupts */ 426 regmap_read(sil902x->regmap, SI902X_INT_STATUS, &status); 427 regmap_write(sil902x->regmap, SI902X_INT_STATUS, status); 428 429 if (client->irq > 0) { 430 regmap_write(sil902x->regmap, SI902X_INT_ENABLE, 431 SI902X_HOTPLUG_EVENT); 432 433 ret = devm_request_threaded_irq(dev, client->irq, NULL, 434 sil902x_interrupt, 435 IRQF_ONESHOT, dev_name(dev), 436 sil902x); 437 if (ret) 438 return ret; 439 } 440 441 sil902x->bridge.funcs = &sil902x_bridge_funcs; 442 sil902x->bridge.of_node = dev->of_node; 443 ret = drm_bridge_add(&sil902x->bridge); 444 if (ret) { 445 dev_err(dev, "Failed to add drm_bridge\n"); 446 return ret; 447 } 448 449 i2c_set_clientdata(client, sil902x); 450 451 return 0; 452 } 453 454 static int sil902x_remove(struct i2c_client *client) 455 456 { 457 struct sil902x *sil902x = i2c_get_clientdata(client); 458 459 drm_bridge_remove(&sil902x->bridge); 460 461 return 0; 462 } 463 464 #ifdef CONFIG_OF 465 static const struct of_device_id sil902x_dt_ids[] = { 466 { .compatible = "sil,sil9022", }, 467 { } 468 }; 469 MODULE_DEVICE_TABLE(of, sil902x_dt_ids); 470 #endif 471 472 static const struct i2c_device_id sil902x_i2c_ids[] = { 473 { "sil9022", 0 }, 474 { }, 475 }; > 476 MODULE_DEVICE_TABLE(i2c, sil9022_id); 477 478 static struct i2c_driver sil902x_driver = { 479 .probe = sil902x_probe, --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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