diff options
| author | Jean Delvare <khali@linux-fr.org> | 2005-07-31 15:45:27 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-09-05 12:14:20 -0400 |
| commit | 96478ef3f3f71fa929cc905cc794993e312d9a5d (patch) | |
| tree | 0d2200f9b89937944029880cd24f18d157d91901 /drivers/i2c/i2c-sensor-detect.c | |
| parent | 2ed2dc3c116d26fc6a9384e83d136b15cc203b6c (diff) | |
[PATCH] hwmon: hwmon vs i2c, second round (05/11)
The i2c_detect function has no more user, delete it.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/i2c/i2c-sensor-detect.c')
| -rw-r--r-- | drivers/i2c/i2c-sensor-detect.c | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/drivers/i2c/i2c-sensor-detect.c b/drivers/i2c/i2c-sensor-detect.c deleted file mode 100644 index 70fcf7281988..000000000000 --- a/drivers/i2c/i2c-sensor-detect.c +++ /dev/null | |||
| @@ -1,125 +0,0 @@ | |||
| 1 | /* | ||
| 2 | i2c-sensor-detect.c - Part of lm_sensors, Linux kernel modules for hardware | ||
| 3 | monitoring | ||
| 4 | Copyright (c) 1998 - 2001 Frodo Looijaard <frodol@dds.nl> and | ||
| 5 | Mark D. Studebaker <mdsxyz123@yahoo.com> | ||
| 6 | |||
| 7 | This program is free software; you can redistribute it and/or modify | ||
| 8 | it under the terms of the GNU General Public License as published by | ||
| 9 | the Free Software Foundation; either version 2 of the License, or | ||
| 10 | (at your option) any later version. | ||
| 11 | |||
| 12 | This program is distributed in the hope that it will be useful, | ||
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 15 | GNU General Public License for more details. | ||
| 16 | |||
| 17 | You should have received a copy of the GNU General Public License | ||
| 18 | along with this program; if not, write to the Free Software | ||
| 19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 20 | */ | ||
| 21 | |||
| 22 | #include <linux/module.h> | ||
| 23 | #include <linux/kernel.h> | ||
| 24 | #include <linux/i2c.h> | ||
| 25 | #include <linux/i2c-sensor.h> | ||
| 26 | |||
| 27 | static unsigned short empty[] = {I2C_CLIENT_END}; | ||
| 28 | |||
| 29 | /* Won't work for 10-bit addresses! */ | ||
| 30 | int i2c_detect(struct i2c_adapter *adapter, | ||
| 31 | struct i2c_client_address_data *address_data, | ||
| 32 | int (*found_proc) (struct i2c_adapter *, int, int)) | ||
| 33 | { | ||
| 34 | int addr, i, found, j, err; | ||
| 35 | int adapter_id = i2c_adapter_id(adapter); | ||
| 36 | unsigned short *normal_i2c; | ||
| 37 | unsigned short *probe; | ||
| 38 | unsigned short *ignore; | ||
| 39 | |||
| 40 | /* Forget it if we can't probe using SMBUS_QUICK */ | ||
| 41 | if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_QUICK)) | ||
| 42 | return -1; | ||
| 43 | |||
| 44 | /* Use default "empty" list if the adapter doesn't specify any */ | ||
| 45 | normal_i2c = probe = ignore = empty; | ||
| 46 | if (address_data->normal_i2c) | ||
| 47 | normal_i2c = address_data->normal_i2c; | ||
| 48 | if (address_data->probe) | ||
| 49 | probe = address_data->probe; | ||
| 50 | if (address_data->ignore) | ||
| 51 | ignore = address_data->ignore; | ||
| 52 | |||
| 53 | for (addr = 0x00; addr <= 0x7f; addr++) { | ||
| 54 | if (i2c_check_addr(adapter, addr)) | ||
| 55 | continue; | ||
| 56 | |||
| 57 | /* If it is in one of the force entries, we don't do any | ||
| 58 | detection at all */ | ||
| 59 | found = 0; | ||
| 60 | for (i = 0; address_data->forces[i]; i++) { | ||
| 61 | for (j = 0; !found && (address_data->forces[i][j] != I2C_CLIENT_END); j += 2) { | ||
| 62 | if ( ((adapter_id == address_data->forces[i][j]) || | ||
| 63 | (address_data->forces[i][j] == ANY_I2C_BUS)) && | ||
| 64 | (addr == address_data->forces[i][j + 1]) ) { | ||
| 65 | dev_dbg(&adapter->dev, "found force parameter for adapter %d, addr %04x\n", adapter_id, addr); | ||
| 66 | if ((err = found_proc(adapter, addr, i))) | ||
| 67 | return err; | ||
| 68 | found = 1; | ||
| 69 | } | ||
| 70 | } | ||
| 71 | } | ||
| 72 | if (found) | ||
| 73 | continue; | ||
| 74 | |||
| 75 | /* If this address is in one of the ignores, we can forget about it | ||
| 76 | right now */ | ||
| 77 | for (i = 0; !found && (ignore[i] != I2C_CLIENT_END); i += 2) { | ||
| 78 | if ( ((adapter_id == ignore[i]) || | ||
| 79 | (ignore[i] == ANY_I2C_BUS)) && | ||
| 80 | (addr == ignore[i + 1])) { | ||
| 81 | dev_dbg(&adapter->dev, "found ignore parameter for adapter %d, addr %04x\n", adapter_id, addr); | ||
| 82 | found = 1; | ||
| 83 | } | ||
| 84 | } | ||
| 85 | if (found) | ||
| 86 | continue; | ||
| 87 | |||
| 88 | /* Now, we will do a detection, but only if it is in the normal or | ||
| 89 | probe entries */ | ||
| 90 | for (i = 0; !found && (normal_i2c[i] != I2C_CLIENT_END); i += 1) { | ||
| 91 | if (addr == normal_i2c[i]) { | ||
| 92 | found = 1; | ||
| 93 | dev_dbg(&adapter->dev, "found normal i2c entry for adapter %d, addr %02x\n", adapter_id, addr); | ||
| 94 | } | ||
| 95 | } | ||
| 96 | |||
| 97 | for (i = 0; | ||
| 98 | !found && (probe[i] != I2C_CLIENT_END); | ||
| 99 | i += 2) { | ||
| 100 | if (((adapter_id == probe[i]) || | ||
| 101 | (probe[i] == ANY_I2C_BUS)) | ||
| 102 | && (addr == probe[i + 1])) { | ||
| 103 | dev_dbg(&adapter->dev, "found probe parameter for adapter %d, addr %04x\n", adapter_id, addr); | ||
| 104 | found = 1; | ||
| 105 | } | ||
| 106 | } | ||
| 107 | if (!found) | ||
| 108 | continue; | ||
| 109 | |||
| 110 | /* OK, so we really should examine this address. First check | ||
| 111 | whether there is some client here at all! */ | ||
| 112 | if (i2c_smbus_xfer(adapter, addr, 0, 0, 0, I2C_SMBUS_QUICK, NULL) >= 0) | ||
| 113 | if ((err = found_proc(adapter, addr, -1))) | ||
| 114 | return err; | ||
| 115 | } | ||
| 116 | return 0; | ||
| 117 | } | ||
| 118 | |||
| 119 | EXPORT_SYMBOL(i2c_detect); | ||
| 120 | |||
| 121 | MODULE_AUTHOR("Frodo Looijaard <frodol@dds.nl>, " | ||
| 122 | "Rudolf Marek <r.marek@sh.cvut.cz>"); | ||
| 123 | |||
| 124 | MODULE_DESCRIPTION("i2c-sensor driver"); | ||
| 125 | MODULE_LICENSE("GPL"); | ||
