ic.rar_V2

/* * Copyright 2012 Nouveau community * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Martin Peres */ #include "priv.h" #include <subdev/i2c.h> #include <subdev/bios/extdev.h> static bool probe_monitoring_device(struct nouveau_i2c_port *i2c, struct i2c_board_info *info, void *data) { struct nouveau_therm_priv *priv = data; struct nvbios_therm_sensor *sensor = &priv->bios_sensor; struct i2c_client *client; request_module("%s%s", I2C_MODULE_PREFIX, info->type); client = i2c_new_device(&i2c->adapter, info); if (!client) return false; if (!client->dev.driver || to_i2c_driver(client->dev.driver)->detect(client, info)) { i2c_unregister_device(client); return false; } nv_info(priv, "Found an %s at address 0x%x (controlled by lm_sensors, " "temp offset %+i C)\n", info->type, info->addr, sensor->offset_constant); priv->ic = client; return true; } static struct nouveau_i2c_board_info nv_board_infos[] = { { { I2C_BOARD_INFO("w83l785ts", 0x2d) }, 0 }, { { I2C_BOARD_INFO("w83781d", 0x2d) }, 0 }, { { I2C_BOARD_INFO("adt7473", 0x2e) }, 40 }, { { I2C_BOARD_INFO("adt7473", 0x2d) }, 40 }, { { I2C_BOARD_INFO("adt7473", 0x2c) }, 40 }, { { I2C_BOARD_INFO("f75375", 0x2e) }, 0 }, { { I2C_BOARD_INFO("lm99", 0x4c) }, 0 }, { { I2C_BOARD_INFO("lm90", 0x4c) }, 0 }, { { I2C_BOARD_INFO("lm90", 0x4d) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x18) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x19) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x1a) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x29) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x2a) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x2b) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x4c) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x4d) }, 0 }, { { I2C_BOARD_INFO("adm1021", 0x4e) }, 0 }, { { I2C_BOARD_INFO("lm63", 0x18) }, 0 }, { { I2C_BOARD_INFO("lm63", 0x4e) }, 0 }, { } }; void nouveau_therm_ic_ctor(struct nouveau_therm *therm) { struct nouveau_therm_priv *priv = (void *)therm; struct nouveau_bios *bios = nouveau_bios(therm); struct nouveau_i2c *i2c = nouveau_i2c(therm); struct nvbios_extdev_func extdev_entry; if (!nvbios_extdev_find(bios, NVBIOS_EXTDEV_LM89, &extdev_entry)) { struct nouveau_i2c_board_info board[] = { { { I2C_BOARD_INFO("lm90", extdev_entry.addr >> 1) }, 0}, { } }; i2c->identify(i2c, NV_I2C_DEFAULT(0), "monitoring device", board, probe_monitoring_device, therm); if (priv->ic) return; } if (!nvbios_extdev_find(bios, NVBIOS_EXTDEV_ADT7473, &extdev_entry)) { struct nouveau_i2c_board_info board[] = { { { I2C_BOARD_INFO("adt7473", extdev_entry.addr >> 1) }, 20 }, { } }; i2c->identify(i2c, NV_I2C_DEFAULT(0), "monitoring device", board, probe_monitoring_device, therm); if (priv->ic) return; } /* The vbios doesn't provide the address of an exisiting monitoring device. Let's try our static list. */ i2c->identify(i2c, NV_I2C_DEFAULT(0), "monitoring device", nv_board_infos, probe_monitoring_device, therm); }