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authorIngo Molnar <mingo@elte.hu>2008-10-13 11:05:51 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-13 11:05:51 +0200
commitaccba5f3965d6a9d1bf7c1e1a7995d17e9d521b6 (patch)
tree8fb40782e79472ed882ff2098d4dd295557278ee /drivers/hwmon
parent6852fd9b86d05063c6ef49d2e12e061cc7f6a105 (diff)
parent4480f15b3306f43bbb0310d461142b4e897ca45b (diff)
Merge branch 'linus' into oprofile-v2
Conflicts: arch/x86/kernel/apic_32.c arch/x86/oprofile/nmi_int.c include/linux/pci_ids.h
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/Kconfig71
-rw-r--r--drivers/hwmon/Makefile4
-rw-r--r--drivers/hwmon/abituguru3.c135
-rw-r--r--drivers/hwmon/ad7414.c268
-rw-r--r--drivers/hwmon/adcxx.c329
-rw-r--r--drivers/hwmon/adt7473.c16
-rw-r--r--drivers/hwmon/applesmc.c20
-rw-r--r--drivers/hwmon/atxp1.c18
-rw-r--r--drivers/hwmon/coretemp.c5
-rw-r--r--drivers/hwmon/dme1737.c523
-rw-r--r--drivers/hwmon/f71882fg.c6
-rw-r--r--drivers/hwmon/hwmon-vid.c166
-rw-r--r--drivers/hwmon/i5k_amb.c28
-rw-r--r--drivers/hwmon/ibmaem.c27
-rw-r--r--drivers/hwmon/it87.c115
-rw-r--r--drivers/hwmon/lm75.c268
-rw-r--r--drivers/hwmon/lm85.c672
-rw-r--r--drivers/hwmon/max1111.c244
-rw-r--r--drivers/hwmon/thmc50.c28
-rw-r--r--drivers/hwmon/ultra45_env.c320
-rw-r--r--drivers/hwmon/w83627hf.c101
-rw-r--r--drivers/hwmon/w83791d.c27
22 files changed, 2467 insertions, 924 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 00ff5334849..ebacc0af40f 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -57,6 +57,16 @@ config SENSORS_ABITUGURU3
This driver can also be built as a module. If so, the module
will be called abituguru3.
+config SENSORS_AD7414
+ tristate "Analog Devices AD7414"
+ depends on I2C && EXPERIMENTAL
+ help
+ If you say yes here you get support for the Analog Devices
+ AD7414 temperature monitoring chip.
+
+ This driver can also be built as a module. If so, the module
+ will be called ad7414.
+
config SENSORS_AD7418
tristate "Analog Devices AD7416, AD7417 and AD7418"
depends on I2C && EXPERIMENTAL
@@ -67,6 +77,22 @@ config SENSORS_AD7418
This driver can also be built as a module. If so, the module
will be called ad7418.
+config SENSORS_ADCXX
+ tristate "National Semiconductor ADCxxxSxxx"
+ depends on SPI_MASTER && EXPERIMENTAL
+ help
+ If you say yes here you get support for the National Semiconductor
+ ADC<bb><c>S<sss> chip family, where
+ * bb is the resolution in number of bits (8, 10, 12)
+ * c is the number of channels (1, 2, 4, 8)
+ * sss is the maximum conversion speed (021 for 200 kSPS, 051 for 500
+ kSPS and 101 for 1 MSPS)
+
+ Examples : ADC081S101, ADC124S501, ...
+
+ This driver can also be built as a module. If so, the module
+ will be called adcxx.
+
config SENSORS_ADM1021
tristate "Analog Devices ADM1021 and compatibles"
depends on I2C
@@ -124,7 +150,7 @@ config SENSORS_ADM1031
config SENSORS_ADM9240
tristate "Analog Devices ADM9240 and compatibles"
- depends on I2C && EXPERIMENTAL
+ depends on I2C
select HWMON_VID
help
If you say yes here you get support for Analog Devices ADM9240,
@@ -394,13 +420,24 @@ config SENSORS_LM75
tristate "National Semiconductor LM75 and compatibles"
depends on I2C
help
- If you say yes here you get support for National Semiconductor LM75
- sensor chips and clones: Dallas Semiconductor DS75 and DS1775 (in
- 9-bit precision mode), and TelCom (now Microchip) TCN75.
+ If you say yes here you get support for one common type of
+ temperature sensor chip, with models including:
- The DS75 and DS1775 in 10- to 12-bit precision modes will require
- a force module parameter. The driver will not handle the extra
- precision anyhow.
+ - Dallas Semiconductor DS75 and DS1775
+ - Maxim MAX6625 and MAX6626
+ - Microchip MCP980x
+ - National Semiconductor LM75
+ - NXP's LM75A
+ - ST Microelectronics STDS75
+ - TelCom (now Microchip) TCN75
+ - Texas Instruments TMP100, TMP101, TMP75, TMP175, TMP275
+
+ This driver supports driver model based binding through board
+ specific I2C device tables.
+
+ It also supports the "legacy" style of driver binding. To use
+ that with some chips which don't replicate LM75 quirks exactly,
+ you may need the "force" module parameter.
This driver can also be built as a module. If so, the module
will be called lm75.
@@ -503,6 +540,15 @@ config SENSORS_LM93
This driver can also be built as a module. If so, the module
will be called lm93.
+config SENSORS_MAX1111
+ tristate "Maxim MAX1111 Multichannel, Serial 8-bit ADC chip"
+ depends on SPI_MASTER
+ help
+ Say y here to support Maxim's MAX1111 ADC chips.
+
+ This driver can also be built as a module. If so, the module
+ will be called max1111.
+
config SENSORS_MAX1619
tristate "Maxim MAX1619 sensor chip"
depends on I2C
@@ -564,8 +610,8 @@ config SENSORS_DME1737
select HWMON_VID
help
If you say yes here you get support for the hardware monitoring
- and fan control features of the SMSC DME1737 (and compatibles
- like the Asus A8000) and SCH311x Super-I/O chips.
+ and fan control features of the SMSC DME1737, SCH311x, SCH5027, and
+ Asus A8000 Super-I/O chips.
This driver can also be built as a module. If so, the module
will be called dme1737.
@@ -754,6 +800,13 @@ config SENSORS_W83627EHF
This driver can also be built as a module. If so, the module
will be called w83627ehf.
+config SENSORS_ULTRA45
+ tristate "Sun Ultra45 PIC16F747"
+ depends on SPARC64
+ help
+ This driver provides support for the Ultra45 workstation environmental
+ sensors.
+
config SENSORS_HDAPS
tristate "IBM Hard Drive Active Protection System (hdaps)"
depends on INPUT && X86
diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
index d098677e08d..042d5a78622 100644
--- a/drivers/hwmon/Makefile
+++ b/drivers/hwmon/Makefile
@@ -15,7 +15,9 @@ obj-$(CONFIG_SENSORS_W83791D) += w83791d.o
obj-$(CONFIG_SENSORS_ABITUGURU) += abituguru.o
obj-$(CONFIG_SENSORS_ABITUGURU3)+= abituguru3.o
+obj-$(CONFIG_SENSORS_AD7414) += ad7414.o
obj-$(CONFIG_SENSORS_AD7418) += ad7418.o
+obj-$(CONFIG_SENSORS_ADCXX) += adcxx.o
obj-$(CONFIG_SENSORS_ADM1021) += adm1021.o
obj-$(CONFIG_SENSORS_ADM1025) += adm1025.o
obj-$(CONFIG_SENSORS_ADM1026) += adm1026.o
@@ -39,6 +41,7 @@ obj-$(CONFIG_SENSORS_FSCHMD) += fschmd.o
obj-$(CONFIG_SENSORS_FSCPOS) += fscpos.o
obj-$(CONFIG_SENSORS_GL518SM) += gl518sm.o
obj-$(CONFIG_SENSORS_GL520SM) += gl520sm.o
+obj-$(CONFIG_SENSORS_ULTRA45) += ultra45_env.o
obj-$(CONFIG_SENSORS_HDAPS) += hdaps.o
obj-$(CONFIG_SENSORS_I5K_AMB) += i5k_amb.o
obj-$(CONFIG_SENSORS_IBMAEM) += ibmaem.o
@@ -57,6 +60,7 @@ obj-$(CONFIG_SENSORS_LM87) += lm87.o
obj-$(CONFIG_SENSORS_LM90) += lm90.o
obj-$(CONFIG_SENSORS_LM92) += lm92.o
obj-$(CONFIG_SENSORS_LM93) += lm93.o
+obj-$(CONFIG_SENSORS_MAX1111) += max1111.o
obj-$(CONFIG_SENSORS_MAX1619) += max1619.o
obj-$(CONFIG_SENSORS_MAX6650) += max6650.o
obj-$(CONFIG_SENSORS_PC87360) += pc87360.o
diff --git a/drivers/hwmon/abituguru3.c b/drivers/hwmon/abituguru3.c
index f00f497b9ca..d9e7a49d6cb 100644
--- a/drivers/hwmon/abituguru3.c
+++ b/drivers/hwmon/abituguru3.c
@@ -1,5 +1,8 @@
/*
- abituguru3.c Copyright (c) 2006 Hans de Goede <j.w.r.degoede@hhs.nl>
+ abituguru3.c
+
+ Copyright (c) 2006-2008 Hans de Goede <j.w.r.degoede@hhs.nl>
+ Copyright (c) 2008 Alistair John Strachan <alistair@devzero.co.uk>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -116,7 +119,7 @@ struct abituguru3_sensor_info {
struct abituguru3_motherboard_info {
u16 id;
- const char *name;
+ const char *dmi_name;
/* + 1 -> end of sensors indicated by a sensor with name == NULL */
struct abituguru3_sensor_info sensors[ABIT_UGURU3_MAX_NO_SENSORS + 1];
};
@@ -161,7 +164,7 @@ struct abituguru3_data {
/* Constants */
static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
- { 0x000C, "unknown", {
+ { 0x000C, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -183,7 +186,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x000D, "Abit AW8", {
+ { 0x000D, NULL /* Abit AW8, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -212,7 +215,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX5 Fan", 39, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x000E, "AL-8", {
+ { 0x000E, NULL /* AL-8, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -233,7 +236,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x000F, "unknown", {
+ { 0x000F, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -254,7 +257,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0010, "Abit NI8 SLI GR", {
+ { 0x0010, NULL /* Abit NI8 SLI GR, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -276,7 +279,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "OTES1 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0011, "Abit AT8 32X", {
+ { 0x0011, "AT8 32X(ATI RD580-ULI M1575)", {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 20, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -300,9 +303,10 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ "AUX1 Fan", 35, 2, 60, 1, 0 },
{ "AUX2 Fan", 36, 2, 60, 1, 0 },
+ { "AUX3 Fan", 37, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0012, "Abit AN8 32X", {
+ { 0x0012, NULL /* Abit AN8 32X, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 20, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -324,7 +328,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX1 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0013, "Abit AW8D", {
+ { 0x0013, NULL /* Abit AW8D, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -353,7 +357,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX5 Fan", 39, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0014, "Abit AB9 Pro", {
+ { 0x0014, NULL /* Abit AB9 Pro, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 10, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -374,7 +378,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "SYS Fan", 34, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0015, "unknown", {
+ { 0x0015, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR", 1, 0, 20, 1, 0 },
{ "DDR VTT", 2, 0, 10, 1, 0 },
@@ -398,7 +402,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0016, "AW9D-MAX", {
+ { 0x0016, NULL /* AW9D-MAX, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
@@ -426,7 +430,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "OTES1 Fan", 38, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0017, "unknown", {
+ { 0x0017, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
@@ -451,7 +455,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX3 FAN", 37, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0018, "unknown", {
+ { 0x0018, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
@@ -478,7 +482,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x0019, "unknown", {
+ { 0x0019, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 7, 0, 10, 1, 0 },
{ "DDR2", 13, 0, 20, 1, 0 },
{ "DDR2 VTT", 14, 0, 10, 1, 0 },
@@ -505,7 +509,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX3 FAN", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x001A, "Abit IP35 Pro", {
+ { 0x001A, "IP35 Pro(Intel P35-ICH9R)", {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
@@ -533,7 +537,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX4 Fan", 37, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x001B, "unknown", {
+ { 0x001B, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR3", 1, 0, 20, 1, 0 },
{ "DDR3 VTT", 2, 0, 10, 1, 0 },
@@ -560,7 +564,7 @@ static const struct abituguru3_motherboard_info abituguru3_motherboards[] = {
{ "AUX3 Fan", 36, 2, 60, 1, 0 },
{ NULL, 0, 0, 0, 0, 0 } }
},
- { 0x001C, "unknown", {
+ { 0x001C, NULL /* Unknown, need DMI string */, {
{ "CPU Core", 0, 0, 10, 1, 0 },
{ "DDR2", 1, 0, 20, 1, 0 },
{ "DDR2 VTT", 2, 0, 10, 1, 0 },
@@ -935,9 +939,18 @@ static int __devinit abituguru3_probe(struct platform_device *pdev)
goto abituguru3_probe_error;
}
data->sensors = abituguru3_motherboards[i].sensors;
+
printk(KERN_INFO ABIT_UGURU3_NAME ": found Abit uGuru3, motherboard "
- "ID: %04X (%s)\n", (unsigned int)id,
- abituguru3_motherboards[i].name);
+ "ID: %04X\n", (unsigned int)id);
+
+#ifdef CONFIG_DMI
+ if (!abituguru3_motherboards[i].dmi_name) {
+ printk(KERN_WARNING ABIT_UGURU3_NAME ": this motherboard was "
+ "not detected using DMI. Please send the output of "
+ "\"dmidecode\" to the abituguru3 maintainer"
+ "(see MAINTAINERS)\n");
+ }
+#endif
/* Fill the sysfs attr array */
sysfs_attr_i = 0;
@@ -1109,6 +1122,46 @@ static struct platform_driver abituguru3_driver = {
.resume = abituguru3_resume
};
+#ifdef CONFIG_DMI
+
+static int __init abituguru3_dmi_detect(void)
+{
+ const char *board_vendor, *board_name;
+ int i, err = (force) ? 1 : -ENODEV;
+
+ board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR);
+ if (!board_vendor || strcmp(board_vendor, "http://www.abit.com.tw/"))
+ return err;
+
+ board_name = dmi_get_system_info(DMI_BOARD_NAME);
+ if (!board_name)
+ return err;
+
+ for (i = 0; abituguru3_motherboards[i].id; i++) {
+ const char *dmi_name = abituguru3_motherboards[i].dmi_name;
+ if (dmi_name && !strcmp(dmi_name, board_name))
+ break;
+ }
+
+ if (!abituguru3_motherboards[i].id)
+ return 1;
+
+ return 0;
+}
+
+#else /* !CONFIG_DMI */
+
+static inline int abituguru3_dmi_detect(void)
+{
+ return -ENODEV;
+}
+
+#endif /* CONFIG_DMI */
+
+/* FIXME: Manual detection should die eventually; we need to collect stable
+ * DMI model names first before we can rely entirely on CONFIG_DMI.
+ */
+
static int __init abituguru3_detect(void)
{
/* See if there is an uguru3 there. An idle uGuru3 will hold 0x00 or
@@ -1119,7 +1172,7 @@ static int __init abituguru3_detect(void)
if (((data_val == 0x00) || (data_val == 0x08)) &&
((cmd_val == 0xAC) || (cmd_val == 0x05) ||
(cmd_val == 0x55)))
- return ABIT_UGURU3_BASE;
+ return 0;
ABIT_UGURU3_DEBUG("no Abit uGuru3 found, data = 0x%02X, cmd = "
"0x%02X\n", (unsigned int)data_val, (unsigned int)cmd_val);
@@ -1127,7 +1180,7 @@ static int __init abituguru3_detect(void)
if (force) {
printk(KERN_INFO ABIT_UGURU3_NAME ": Assuming Abit uGuru3 is "
"present because of \"force\" parameter\n");
- return ABIT_UGURU3_BASE;
+ return 0;
}
/* No uGuru3 found */
@@ -1138,27 +1191,29 @@ static struct platform_device *abituguru3_pdev;
static int __init abituguru3_init(void)
{
- int address, err;
struct resource res = { .flags = IORESOURCE_IO };
-
-#ifdef CONFIG_DMI
- const char *board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR);
-
- /* safety check, refuse to load on non Abit motherboards */
- if (!force && (!board_vendor ||
- strcmp(board_vendor, "http://www.abit.com.tw/")))
- return -ENODEV;
-#endif
-
- address = abituguru3_detect();
- if (address < 0)
- return address;
+ int err;
+
+ /* Attempt DMI detection first */
+ err = abituguru3_dmi_detect();
+ if (err < 0)
+ return err;
+
+ /* Fall back to manual detection if there was no exact
+ * board name match, or force was specified.
+ */
+ if (err > 0) {
+ err = abituguru3_detect();
+ if (err)
+ return err;
+ }
err = platform_driver_register(&abituguru3_driver);
if (err)
goto exit;
- abituguru3_pdev = platform_device_alloc(ABIT_UGURU3_NAME, address);
+ abituguru3_pdev = platform_device_alloc(ABIT_UGURU3_NAME,
+ ABIT_UGURU3_BASE);
if (!abituguru3_pdev) {
printk(KERN_ERR ABIT_UGURU3_NAME
": Device allocation failed\n");
@@ -1166,8 +1221,8 @@ static int __init abituguru3_init(void)
goto exit_driver_unregister;
}
- res.start = address;
- res.end = address + ABIT_UGURU3_REGION_LENGTH - 1;
+ res.start = ABIT_UGURU3_BASE;
+ res.end = ABIT_UGURU3_BASE + ABIT_UGURU3_REGION_LENGTH - 1;
res.name = ABIT_UGURU3_NAME;
err = platform_device_add_resources(abituguru3_pdev, &res, 1);
diff --git a/drivers/hwmon/ad7414.c b/drivers/hwmon/ad7414.c
new file mode 100644
index 00000000000..bfda8c80ef2
--- /dev/null
+++ b/drivers/hwmon/ad7414.c
@@ -0,0 +1,268 @@
+/*
+ * An hwmon driver for the Analog Devices AD7414
+ *
+ * Copyright 2006 Stefan Roese <sr at denx.de>, DENX Software Engineering
+ *
+ * Copyright (c) 2008 PIKA Technologies
+ * Sean MacLennan <smaclennan@pikatech.com>
+ *
+ * Copyright (c) 2008 Spansion Inc.
+ * Frank Edelhaeuser <frank.edelhaeuser at spansion.com>
+ * (converted to "new style" I2C driver model, removed checkpatch.pl warnings)
+ *
+ * Based on ad7418.c
+ * Copyright 2006 Tower Technologies, Alessandro Zummo <a.zummo at towertech.it>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/i2c.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/err.h>
+#include <linux/mutex.h>
+#include <linux/sysfs.h>
+
+
+/* AD7414 registers */
+#define AD7414_REG_TEMP 0x00
+#define AD7414_REG_CONF 0x01
+#define AD7414_REG_T_HIGH 0x02
+#define AD7414_REG_T_LOW 0x03
+
+static u8 AD7414_REG_LIMIT[] = { AD7414_REG_T_HIGH, AD7414_REG_T_LOW };
+
+struct ad7414_data {
+ struct device *hwmon_dev;
+ struct mutex lock; /* atomic read data updates */
+ char valid; /* !=0 if following fields are valid */
+ unsigned long next_update; /* In jiffies */
+ s16 temp_input; /* Register values */
+ s8 temps[ARRAY_SIZE(AD7414_REG_LIMIT)];
+};
+
+/* REG: (0.25C/bit, two's complement) << 6 */
+static inline int ad7414_temp_from_reg(s16 reg)
+{
+ /* use integer division instead of equivalent right shift to
+ * guarantee arithmetic shift and preserve the sign
+ */
+ return ((int)reg / 64) * 250;
+}
+
+static inline int ad7414_read(struct i2c_client *client, u8 reg)
+{
+ if (reg == AD7414_REG_TEMP) {
+ int value = i2c_smbus_read_word_data(client, reg);
+ return (value < 0) ? value : swab16(value);
+ } else
+ return i2c_smbus_read_byte_data(client, reg);
+}
+
+static inline int ad7414_write(struct i2c_client *client, u8 reg, u8 value)
+{
+ return i2c_smbus_write_byte_data(client, reg, value);
+}
+
+static struct ad7414_data *ad7414_update_device(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct ad7414_data *data = i2c_get_clientdata(client);
+
+ mutex_lock(&data->lock);
+
+ if (time_after(jiffies, data->next_update) || !data->valid) {
+ int value, i;
+
+ dev_dbg(&client->dev, "starting ad7414 update\n");
+
+ value = ad7414_read(client, AD7414_REG_TEMP);
+ if (value < 0)
+ dev_dbg(&client->dev, "AD7414_REG_TEMP err %d\n",
+ value);
+ else
+ data->temp_input = value;
+
+ for (i = 0; i < ARRAY_SIZE(AD7414_REG_LIMIT); ++i) {
+ value = ad7414_read(client, AD7414_REG_LIMIT[i]);
+ if (value < 0)
+ dev_dbg(&client->dev, "AD7414 reg %d err %d\n",
+ AD7414_REG_LIMIT[i], value);
+ else
+ data->temps[i] = value;
+ }
+
+ data->next_update = jiffies + HZ + HZ / 2;
+ data->valid = 1;
+ }
+
+ mutex_unlock(&data->lock);
+
+ return data;
+}
+
+static ssize_t show_temp_input(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct ad7414_data *data = ad7414_update_device(dev);
+ return sprintf(buf, "%d\n", ad7414_temp_from_reg(data->temp_input));
+}
+static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp_input, NULL, 0);
+
+static ssize_t show_max_min(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int index = to_sensor_dev_attr(attr)->index;
+ struct ad7414_data *data = ad7414_update_device(dev);
+ return sprintf(buf, "%d\n", data->temps[index] * 1000);
+}
+
+static ssize_t set_max_min(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct ad7414_data *data = i2c_get_clientdata(client);
+ int index = to_sensor_dev_attr(attr)->index;
+ u8 reg = AD7414_REG_LIMIT[index];
+ long temp = simple_strtol(buf, NULL, 10);
+
+ temp = SENSORS_LIMIT(temp, -40000, 85000);
+ temp = (temp + (temp < 0 ? -500 : 500)) / 1000;
+
+ mutex_lock(&data->lock);
+ data->temps[index] = temp;
+ ad7414_write(client, reg, temp);
+ mutex_unlock(&data->lock);
+ return count;
+}
+
+static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO,
+ show_max_min, set_max_min, 0);
+static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO,
+ show_max_min, set_max_min, 1);
+
+static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ int bitnr = to_sensor_dev_attr(attr)->index;
+ struct ad7414_data *data = ad7414_update_device(dev);
+ int value = (data->temp_input >> bitnr) & 1;
+ return sprintf(buf, "%d\n", value);
+}
+
+static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO, show_alarm, NULL, 3);
+static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL, 4);
+
+static struct attribute *ad7414_attributes[] = {
+ &sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp1_max.dev_attr.attr,
+ &sensor_dev_attr_temp1_min.dev_attr.attr,
+ &sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group ad7414_group = {
+ .attrs = ad7414_attributes,
+};
+
+static int ad7414_probe(struct i2c_client *client,
+ const struct i2c_device_id *dev_id)
+{
+ struct ad7414_data *data;
+ int conf;
+ int err = 0;
+
+ if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA |
+ I2C_FUNC_SMBUS_READ_WORD_DATA))
+ goto exit;
+
+ data = kzalloc(sizeof(struct ad7414_data), GFP_KERNEL);
+ if (!data) {
+ err = -ENOMEM;
+ goto exit;
+ }
+
+ i2c_set_clientdata(client, data);
+ mutex_init(&data->lock);
+
+ dev_info(&client->dev, "chip found\n");
+
+ /* Make sure the chip is powered up. */
+ conf = i2c_smbus_read_byte_data(client, AD7414_REG_CONF);
+ if (conf < 0)
+ dev_warn(&client->dev,
+ "ad7414_probe unable to read config register.\n");
+ else {
+ conf &= ~(1 << 7);
+ i2c_smbus_write_byte_data(client, AD7414_REG_CONF, conf);
+ }
+
+ /* Register sysfs hooks */
+ err = sysfs_create_group(&client->dev.kobj, &ad7414_group);
+ if (err)
+ goto exit_free;
+
+ data->hwmon_dev = hwmon_device_register(&client->dev);
+ if (IS_ERR(data->hwmon_dev)) {
+ err = PTR_ERR(data->hwmon_dev);
+ goto exit_remove;
+ }
+
+ return 0;
+
+exit_remove:
+ sysfs_remove_group(&client->dev.kobj, &ad7414_group);
+exit_free:
+ kfree(data);
+exit:
+ return err;
+}
+
+static int __devexit ad7414_remove(struct i2c_client *client)
+{
+ struct ad7414_data *data = i2c_get_clientdata(client);
+
+ hwmon_device_unregister(data->hwmon_dev);
+ sysfs_remove_group(&client->dev.kobj, &ad7414_group);
+ kfree(data);
+ return 0;
+}
+
+static const struct i2c_device_id ad7414_id[] = {
+ { "ad7414", 0 },
+ {}
+};
+
+static struct i2c_driver ad7414_driver = {
+ .driver = {
+ .name = "ad7414",
+ },
+ .probe = ad7414_probe,
+ .remove = __devexit_p(ad7414_remove),
+ .id_table = ad7414_id,
+};
+
+static int __init ad7414_init(void)
+{
+ return i2c_add_driver(&ad7414_driver);
+}
+module_init(ad7414_init);
+
+static void __exit ad7414_exit(void)
+{
+ i2c_del_driver(&ad7414_driver);
+}
+module_exit(ad7414_exit);
+
+MODULE_AUTHOR("Stefan Roese <sr at denx.de>, "
+ "Frank Edelhaeuser <frank.edelhaeuser at spansion.com>");
+
+MODULE_DESCRIPTION("AD7414 driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hwmon/adcxx.c b/drivers/hwmon/adcxx.c
new file mode 100644
index 00000000000..242294db3db
--- /dev/null
+++ b/drivers/hwmon/adcxx.c
@@ -0,0 +1,329 @@
+/*
+ * adcxx.c
+ *
+ * The adcxx4s is an AD converter family from National Semiconductor (NS).
+ *
+ * Copyright (c) 2008 Marc Pignat <marc.pignat@hevs.ch>
+ *
+ * The adcxx4s communicates with a host processor via an SPI/Microwire Bus
+ * interface. This driver supports the whole family of devices with name
+ * ADC<bb><c>S<sss>, where
+ * * bb is the resolution in number of bits (8, 10, 12)
+ * * c is the number of channels (1, 2, 4, 8)
+ * * sss is the maximum conversion speed (021 for 200 kSPS, 051 for 500 kSPS
+ * and 101 for 1 MSPS)
+ *
+ * Complete datasheets are available at National's website here:
+ * http://www.national.com/ds/DC/ADC<bb><c>S<sss>.pdf
+ *
+ * Handling of 8, 10 and 12 bits converters are the same, the
+ * unavailable bits are 0 :)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/sysfs.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/mutex.h>
+#include <linux/spi/spi.h>
+
+#define DRVNAME "adcxx"
+
+struct adcxx {
+ struct device *hwmon_dev;
+ struct mutex lock;
+ u32 channels;
+ u32 reference; /* in millivolts */
+};
+
+/* sysfs hook function */
+static ssize_t adcxx_read(struct device *dev,
+ struct device_attribute *devattr, char *buf)
+{
+ struct spi_device *spi = to_spi_device(dev);
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+ struct adcxx *adc = dev_get_drvdata(&spi->dev);
+ u8 tx_buf[2] = { attr->index << 3 }; /* other bits are don't care */
+ u8 rx_buf[2];
+ int status;
+ int value;
+
+ if (mutex_lock_interruptible(&adc->lock))
+ return -ERESTARTSYS;
+
+ status = spi_write_then_read(spi, tx_buf, sizeof(tx_buf),
+ rx_buf, sizeof(rx_buf));
+ if (status < 0) {
+ dev_warn(dev, "spi_write_then_read failed with status %d\n",
+ status);
+ goto out;
+ }
+
+ value = (rx_buf[0] << 8) + rx_buf[1];
+ dev_dbg(dev, "raw value = 0x%x\n", value);
+
+ value = value * adc->reference >> 12;
+ status = sprintf(buf, "%d\n", value);
+out:
+ mutex_unlock(&adc->lock);
+ return status;
+}
+
+static ssize_t adcxx_show_min(struct device *dev,
+ struct device_attribute *devattr, char *buf)
+{
+ /* The minimum reference is 0 for this chip family */
+ return sprintf(buf, "0\n");
+}
+
+static ssize_t adcxx_show_max(struct device *dev,
+ struct device_attribute *devattr, char *buf)
+{
+ struct spi_device *spi = to_spi_device(dev);
+ struct adcxx *adc = dev_get_drvdata(&spi->dev);
+ u32 reference;
+
+ if (mutex_lock_interruptible(&adc->lock))
+ return -ERESTARTSYS;
+
+ reference = adc->reference;
+
+ mutex_unlock(&adc->lock);
+
+ return sprintf(buf, "%d\n", reference);
+}
+
+static ssize_t adcxx_set_max(struct device *dev,
+ struct device_attribute *devattr, const char *buf, size_t count)
+{
+ struct spi_device *spi = to_spi_device(dev);
+ struct adcxx *adc = dev_get_drvdata(&spi->dev);
+ unsigned long value;
+
+ if (strict_strtoul(buf, 10, &value))
+ return -EINVAL;
+
+ if (mutex_lock_interruptible(&adc->lock))
+ return -ERESTARTSYS;
+
+ adc->reference = value;
+
+ mutex_unlock(&adc->lock);
+
+ return count;
+}
+
+static ssize_t adcxx_show_name(struct device *dev, struct device_attribute
+ *devattr, char *buf)
+{
+ struct spi_device *spi = to_spi_device(dev);
+ struct adcxx *adc = dev_get_drvdata(&spi->dev);
+
+ return sprintf(buf, "adcxx%ds\n", adc->channels);
+}
+
+static struct sensor_device_attribute ad_input[] = {
+ SENSOR_ATTR(name, S_IRUGO, adcxx_show_name, NULL, 0),
+ SENSOR_ATTR(in_min, S_IRUGO, adcxx_show_min, NULL, 0),
+ SENSOR_ATTR(in_max, S_IWUSR | S_IRUGO, adcxx_show_max,
+ adcxx_set_max, 0),
+ SENSOR_ATTR(in0_input, S_IRUGO, adcxx_read, NULL, 0),
+ SENSOR_ATTR(in1_input, S_IRUGO, adcxx_read, NULL, 1),
+ SENSOR_ATTR(in2_input, S_IRUGO, adcxx_read, NULL, 2),
+ SENSOR_ATTR(in3_input, S_IRUGO, adcxx_read, NULL, 3),
+ SENSOR_ATTR(in4_input, S_IRUGO, adcxx_read, NULL, 4),
+ SENSOR_ATTR(in5_input, S_IRUGO, adcxx_read, NULL, 5),
+ SENSOR_ATTR(in6_input, S_IRUGO, adcxx_read, NULL, 6),
+ SENSOR_ATTR(in7_input, S_IRUGO, adcxx_read, NULL, 7),
+};
+
+/*----------------------------------------------------------------------*/
+
+static int __devinit adcxx_probe(struct spi_device *spi, int channels)
+{
+ struct adcxx *adc;
+ int status;
+ int i;
+
+ adc = kzalloc(sizeof *adc, GFP_KERNEL);
+ if (!adc)
+ return -ENOMEM;
+
+ /* set a default value for the reference */
+ adc->reference = 3300;
+ adc->channels = channels;
+ mutex_init(&adc->lock);
+
+ mutex_lock(&adc->lock);
+
+ dev_set_drvdata(&spi->dev, adc);
+
+ for (i = 0; i < 3 + adc->channels; i++) {
+ status = device_create_file(&spi->dev, &ad_input[i].dev_attr);
+ if (status) {
+ dev_err(&spi->dev, "device_create_file failed.\n");
+ goto out_err;
+ }
+ }
+
+ adc->hwmon_dev = hwmon_device_register(&spi->dev);
+ if (IS_ERR(adc->hwmon_dev)) {
+ dev_err(&spi->dev, "hwmon_device_register failed.\n");
+ status = PTR_ERR(adc->hwmon_dev);
+ goto out_err;
+ }
+
+ mutex_unlock(&adc->lock);
+ return 0;
+
+out_err:
+ for (i--; i >= 0; i--)
+ device_remove_file(&spi->dev, &ad_input[i].dev_attr);
+
+ dev_set_drvdata(&spi->dev, NULL);
+ mutex_unlock(&adc->lock);
+ kfree(adc);
+ return status;
+}
+
+static int __devinit adcxx1s_probe(struct spi_device *spi)
+{
+ return adcxx_probe(spi, 1);
+}
+
+static int __devinit adcxx2s_probe(struct spi_device *spi)
+{
+ return adcxx_probe(spi, 2);
+}
+
+static int __devinit adcxx4s_probe(struct spi_device *spi)
+{
+ return adcxx_probe(spi, 4);
+}
+
+static int __devinit adcxx8s_probe(struct spi_device *spi)
+{
+ return adcxx_probe(spi, 8);
+}
+
+static int __devexit adcxx_remove(struct spi_device *spi)
+{
+ struct adcxx *adc = dev_get_drvdata(&spi->dev);
+ int i;
+
+ mutex_lock(&adc->lock);
+ hwmon_device_unregister(adc->hwmon_dev);
+ for (i = 0; i < 3 + adc->channels; i++)
+ device_remove_file(&spi->dev, &ad_input[i].dev_attr);
+
+ dev_set_drvdata(&spi->dev, NULL);
+ mutex_unlock(&adc->lock);
+ kfree(adc);
+
+ return 0;
+}
+
+static struct spi_driver adcxx1s_driver = {
+ .driver = {
+ .name = "adcxx1s",
+ .owner = THIS_MODULE,
+ },
+ .probe = adcxx1s_probe,
+ .remove = __devexit_p(adcxx_remove),
+};
+
+static struct spi_driver adcxx2s_driver = {
+ .driver = {
+ .name = "adcxx2s",
+ .owner = THIS_MODULE,
+ },
+ .probe = adcxx2s_probe,
+ .remove = __devexit_p(adcxx_remove),
+};
+
+static struct spi_driver adcxx4s_driver = {
+ .driver = {
+ .name = "adcxx4s",
+ .owner = THIS_MODULE,
+ },
+ .probe = adcxx4s_probe,
+ .remove = __devexit_p(adcxx_remove),
+};
+
+static struct spi_driver adcxx8s_driver = {
+ .driver = {
+ .name = "adcxx8s",
+ .owner = THIS_MODULE,
+ },
+ .probe = adcxx8s_probe,
+ .remove = __devexit_p(adcxx_remove),
+};
+
+static int __init init_adcxx(void)
+{
+ int status;
+ status = spi_register_driver(&adcxx1s_driver);
+ if (status)
+ goto reg_1_failed;
+
+ status = spi_register_driver(&adcxx2s_driver);
+ if (status)
+ goto reg_2_failed;
+
+ status = spi_register_driver(&adcxx4s_driver);
+ if (status)
+ goto reg_4_failed;
+
+ status = spi_register_driver(&adcxx8s_driver);
+ if (status)
+ goto reg_8_failed;
+
+ return status;
+
+reg_8_failed:
+ spi_unregister_driver(&adcxx4s_driver);
+reg_4_failed:
+ spi_unregister_driver(&adcxx2s_driver);
+reg_2_failed:
+ spi_unregister_driver(&adcxx1s_driver);
+reg_1_failed:
+ return status;
+}
+
+static void __exit exit_adcxx(void)
+{
+ spi_unregister_driver(&adcxx1s_driver);
+ spi_unregister_driver(&adcxx2s_driver);
+ spi_unregister_driver(&adcxx4s_driver);
+ spi_unregister_driver(&adcxx8s_driver);
+}
+
+module_init(init_adcxx);
+module_exit(exit_adcxx);
+
+MODULE_AUTHOR("Marc Pignat");
+MODULE_DESCRIPTION("National Semiconductor adcxx8sxxx Linux driver");
+MODULE_LICENSE("GPL");
+
+MODULE_ALIAS("adcxx1s");
+MODULE_ALIAS("adcxx2s");
+MODULE_ALIAS("adcxx4s");
+MODULE_ALIAS("adcxx8s");
diff --git a/drivers/hwmon/adt7473.c b/drivers/hwmon/adt7473.c
index ce4a7cb5a11..3a0b6313647 100644
--- a/drivers/hwmon/adt7473.c
+++ b/drivers/hwmon/adt7473.c
@@ -39,32 +39,20 @@ I2C_CLIENT_INSMOD_1(adt7473);
#define ADT7473_REG_BASE_ADDR 0x20
#define ADT7473_REG_VOLT_BASE_ADDR 0x21
-#define ADT7473_REG_VOLT_MAX_ADDR 0x22
#define ADT7473_REG_VOLT_MIN_BASE_ADDR 0x46
-#define ADT7473_REG_VOLT_MIN_MAX_ADDR 0x49
#define ADT7473_REG_TEMP_BASE_ADDR 0x25
-#define ADT7473_REG_TEMP_MAX_ADDR 0x27
#define ADT7473_REG_TEMP_LIMITS_BASE_ADDR 0x4E
-#define ADT7473_REG_TEMP_LIMITS_MAX_ADDR 0x53
#define ADT7473_REG_TEMP_TMIN_BASE_ADDR 0x67
-#define ADT7473_REG_TEMP_TMIN_MAX_ADDR 0x69
#define ADT7473_REG_TEMP_TMAX_BASE_ADDR 0x6A
-#define ADT7473_REG_TEMP_TMAX_MAX_ADDR 0x6C
#define ADT7473_REG_FAN_BASE_ADDR 0x28
-#define ADT7473_REG_FAN_MAX_ADDR 0x2F
#define ADT7473_REG_FAN_MIN_BASE_ADDR 0x54
-#define ADT7473_REG_FAN_MIN_MAX_ADDR 0x5B
#define ADT7473_REG_PWM_BASE_ADDR 0x30
-#define ADT7473_REG_PWM_MAX_ADDR 0x32
#define ADT7473_REG_PWM_MIN_BASE_ADDR 0x64
-#define ADT7473_REG_PWM_MIN_MAX_ADDR 0x66
#define ADT7473_REG_PWM_MAX_BASE_ADDR 0x38
-#define ADT7473_REG_PWM_MAX_MAX_ADDR 0x3A
#define ADT7473_REG_PWM_BHVR_BASE_ADDR 0x5C
-#define ADT7473_REG_PWM_BHVR_MAX_ADDR 0x5E
#define ADT7473_PWM_BHVR_MASK 0xE0
#define ADT7473_PWM_BHVR_SHIFT 5
@@ -102,7 +90,6 @@ I2C_CLIENT_INSMOD_1(adt7473);
#define ADT7473_FAN4_ALARM 0x20
#define ADT7473_R1T_SHORT 0x40
#define ADT7473_R2T_SHORT 0x80
-#define ADT7473_REG_MAX_ADDR 0x80
#define ALARM2(x) ((x) << 8)
@@ -583,10 +570,9 @@ static ssize_t set_max_duty_at_crit(struct device *dev,
struct i2c_client *client = to_i2c_client(dev);
struct adt7473_data *data = i2c_get_clientdata(client);
int temp = simple_strtol(buf, NULL, 10);
- temp = temp && 0xFF;
mutex_lock(&data->lock);
- data->max_duty_at_overheat = temp;
+ data->max_duty_at_overheat = !!temp;
reg = i2c_smbus_read_byte_data(client, ADT7473_REG_CFG4);
if (temp)
reg |= ADT7473_CFG4_MAX_DUTY_AT_OVT;
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index aacc0c4b809..b06b8e090a2 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -98,6 +98,12 @@ static const char* temperature_sensors_sets[][36] = {
"TH1P", "TH2P", "TH3P", "TMAP", "TMAS", "TMBS", "TM0P", "TM0S",
"TM1P", "TM1S", "TM2P", "TM2S", "TM3S", "TM8P", "TM8S", "TM9P",
"TM9S", "TN0H", "TS0C", NULL },
+/* Set 5: iMac */
+ { "TC0D", "TA0P", "TG0P", "TG0D", "TG0H", "TH0P", "Tm0P", "TO0P",
+ "Tp0C", NULL },
+/* Set 6: Macbook3 set */
+ { "TB0T", "TC0D", "TC0P", "TM0P", "TN0P", "TTF0", "TW0P", "Th0H",
+ "Th0S", "Th1H", NULL },
};
/* List of keys used to read/write fan speeds */
@@ -1223,6 +1229,10 @@ static __initdata struct dmi_match_data applesmc_dmi_data[] = {
{ .accelerometer = 0, .light = 0, .temperature_set = 3 },
/* MacPro: temperature set 4 */
{ .accelerometer = 0, .light = 0, .temperature_set = 4 },
+/* iMac: temperature set 5 */
+ { .accelerometer = 0, .light = 0, .temperature_set = 5 },
+/* MacBook3: accelerometer and temperature set 6 */
+ { .accelerometer = 1, .light = 0, .temperature_set = 6 },
};
/* Note that DMI_MATCH(...,"MacBook") will match "MacBookPro1,1".
@@ -1232,10 +1242,14 @@ static __initdata struct dmi_system_id applesmc_whitelist[] = {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacBookPro") },
(void*)&applesmc_dmi_data[0]},
- { applesmc_dmi_match, "Apple MacBook", {
+ { applesmc_dmi_match, "Apple MacBook (v2)", {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacBook2") },
(void*)&applesmc_dmi_data[1]},
+ { applesmc_dmi_match, "Apple MacBook (v3)", {
+ DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME,"MacBook3") },
+ (void*)&applesmc_dmi_data[6]},
{ applesmc_dmi_match, "Apple MacBook", {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacBook") },
@@ -1248,6 +1262,10 @@ static __initdata struct dmi_system_id applesmc_whitelist[] = {
DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
DMI_MATCH(DMI_PRODUCT_NAME,"MacPro2") },
(void*)&applesmc_dmi_data[4]},
+ { applesmc_dmi_match, "Apple iMac", {
+ DMI_MATCH(DMI_BOARD_VENDOR,"Apple"),
+ DMI_MATCH(DMI_PRODUCT_NAME,"iMac") },
+ (void*)&applesmc_dmi_data[5]},
{ .ident = NULL }
};
diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c
index d191118ba0c..d6b490d3e36 100644
--- a/drivers/hwmon/atxp1.c
+++ b/drivers/hwmon/atxp1.c
@@ -31,7 +31,7 @@
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("System voltages control via Attansic ATXP1");
-MODULE_VERSION("0.6.2");
+MODULE_VERSION("0.6.3");
MODULE_AUTHOR("Sebastian Witt <se.witt@gmx.net>");
#define ATXP1_VID 0x00
@@ -289,16 +289,16 @@ static int atxp1_detect(struct i2c_client *new_client, int kind,
if (!((i2c_smbus_read_byte_data(new_client, 0x3e) == 0) &&
(i2c_smbus_read_byte_data(new_client, 0x3f) == 0) &&
(i2c_smbus_read_byte_data(new_client, 0xfe) == 0) &&
- (i2c_smbus_read_byte_data(new_client, 0xff) == 0) )) {
+ (i2c_smbus_read_byte_data(new_client, 0xff) == 0)))
+ return -ENODEV;
- /* No vendor ID, now checking if registers 0x10,0x11 (non-existent)
- * showing the same as register 0x00 */
- temp = i2c_smbus_read_byte_data(new_client, 0x00);
+ /* No vendor ID, now checking if registers 0x10,0x11 (non-existent)
+ * showing the same as register 0x00 */
+ temp = i2c_smbus_read_byte_data(new_client, 0x00);
- if (!((i2c_smbus_read_byte_data(new_client, 0x10) == temp) &&
- (i2c_smbus_read_byte_data(new_client, 0x11) == temp) ))
- return -ENODEV;
- }
+ if (!((i2c_smbus_read_byte_data(new_client, 0x10) == temp) &&
+ (i2c_smbus_read_byte_data(new_client, 0x11) == temp)))
+ return -ENODEV;
/* Get VRM */
temp = vid_which_vrm();
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 70239acecc8..93c17223b52 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -413,10 +413,11 @@ static int __init coretemp_init(void)
for_each_online_cpu(i) {
struct cpuinfo_x86 *c = &cpu_data(i);
- /* check if family 6, models 0xe, 0xf, 0x16, 0x17 */
+ /* check if family 6, models 0xe, 0xf, 0x16, 0x17, 0x1A */
if ((c->cpuid_level < 0) || (c->x86 != 0x6) ||
!((c->x86_model == 0xe) || (c->x86_model == 0xf) ||
- (c->x86_model == 0x16) || (c->x86_model == 0x17))) {
+ (c->x86_model == 0x16) || (c->x86_model == 0x17) ||
+ (c->x86_model == 0x1A))) {
/* supported CPU not found, but report the unknown
family 6 CPU */
diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c
index 7673f65877e..cdb8311e4ef 100644
--- a/drivers/hwmon/dme1737.c
+++ b/drivers/hwmon/dme1737.c
@@ -1,11 +1,11 @@
/*
- * dme1737.c - Driver for the SMSC DME1737, Asus A8000, and SMSC SCH311x
- * Super-I/O chips integrated hardware monitoring features.
- * Copyright (c) 2007 Juerg Haefliger <juergh@gmail.com>
+ * dme1737.c - Driver for the SMSC DME1737, Asus A8000, SMSC SCH311x and
+ * SCH5027 Super-I/O chips integrated hardware monitoring features.
+ * Copyright (c) 2007, 2008 Juerg Haefliger <juergh@gmail.com>
*
* This driver is an I2C/ISA hybrid, meaning that it uses the I2C bus to access
- * the chip registers if a DME1737 (or A8000) is found and the ISA bus if a
- * SCH311x chip is found. Both types of chips have very similar hardware
+ * the chip registers if a DME1737, A8000, or SCH5027 is found and the ISA bus
+ * if a SCH311x chip is found. Both types of chips have very similar hardware
* monitoring capabilities but differ in the way they can be accessed.
*
* This program is free software; you can redistribute it and/or modify
@@ -48,11 +48,19 @@ static unsigned short force_id;
module_param(force_id, ushort, 0);
MODULE_PARM_DESC(force_id, "Override the detected device ID");
+static int probe_all_addr;
+module_param(probe_all_addr, bool, 0);
+MODULE_PARM_DESC(probe_all_addr, "Include probing of non-standard LPC "
+ "addresses");
+
/* Addresses to scan */
static const unsigned short normal_i2c[] = {0x2c, 0x2d, 0x2e, I2C_CLIENT_END};
/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(dme1737);
+I2C_CLIENT_INSMOD_2(dme1737, sch5027);
+
+/* ISA chip types */
+enum isa_chips { sch311x = sch5027 + 1 };
/* ---------------------------------------------------------------------
* Registers
@@ -158,6 +166,7 @@ static const u8 DME1737_BIT_ALARM_FAN[] = {10, 11, 12, 13, 22, 23};
#define DME1737_VERSTEP 0x88
#define DME1737_VERSTEP_MASK 0xf8
#define SCH311X_DEVICE 0x8c
+#define SCH5027_VERSTEP 0x69
/* Length of ISA address segment */
#define DME1737_EXTENT 2
@@ -176,6 +185,8 @@ struct dme1737_data {
int valid; /* !=0 if following fields are valid */
unsigned long last_update; /* in jiffies */
unsigned long last_vbat; /* in jiffies */
+ enum chips type;
+ const int *in_nominal; /* pointer to IN_NOMINAL array */
u8 vid;
u8 pwm_rr_en;
@@ -210,20 +221,27 @@ struct dme1737_data {
};
/* Nominal voltage values */
-static const int IN_NOMINAL[] = {5000, 2250, 3300, 5000, 12000, 3300, 3300};
+static const int IN_NOMINAL_DME1737[] = {5000, 2250, 3300, 5000, 12000, 3300,
+ 3300};
+static const int IN_NOMINAL_SCH311x[] = {2500, 1500, 3300, 5000, 12000, 3300,
+ 3300};
+static const int IN_NOMINAL_SCH5027[] = {5000, 2250, 3300, 1125, 1125, 3300,
+ 3300};
+#define IN_NOMINAL(type) ((type) == sch311x ? IN_NOMINAL_SCH311x : \
+ (type) == sch5027 ? IN_NOMINAL_SCH5027 : \
+ IN_NOMINAL_DME1737)
/* Voltage input
* Voltage inputs have 16 bits resolution, limit values have 8 bits
* resolution. */
-static inline int IN_FROM_REG(int reg, int ix, int res)
+static inline int IN_FROM_REG(int reg, int nominal, int res)
{
- return (reg * IN_NOMINAL[ix] + (3 << (res - 3))) / (3 << (res - 2));
+ return (reg * nominal + (3 << (res - 3))) / (3 << (res - 2));
}
-static inline int IN_TO_REG(int val, int ix)
+static inline int IN_TO_REG(int val, int nominal)
{
- return SENSORS_LIMIT((val * 192 + IN_NOMINAL[ix] / 2) /
- IN_NOMINAL[ix], 0, 255);
+ return SENSORS_LIMIT((val * 192 + nominal / 2) / nominal, 0, 255);
}
/* Temperature input
@@ -552,7 +570,10 @@ static struct dme1737_data *dme1737_update_device(struct device *dev)
/* Sample register contents every 1 sec */
if (time_after(jiffies, data->last_update + HZ) || !data->valid) {
- data->vid = dme1737_read(client, DME1737_REG_VID) & 0x3f;
+ if (data->type != sch5027) {
+ data->vid = dme1737_read(client, DME1737_REG_VID) &
+ 0x3f;
+ }
/* In (voltage) registers */
for (ix = 0; ix < ARRAY_SIZE(data->in); ix++) {
@@ -580,8 +601,10 @@ static struct dme1737_data *dme1737_update_device(struct device *dev)
DME1737_REG_TEMP_MIN(ix));
data->temp_max[ix] = dme1737_read(client,
DME1737_REG_TEMP_MAX(ix));
- data->temp_offset[ix] = dme1737_read(client,
- DME1737_REG_TEMP_OFFSET(ix));
+ if (data->type != sch5027) {
+ data->temp_offset[ix] = dme1737_read(client,
+ DME1737_REG_TEMP_OFFSET(ix));
+ }
}
/* In and temp LSB registers
@@ -656,9 +679,11 @@ static struct dme1737_data *dme1737_update_device(struct device *dev)
data->zone_abs[ix] = dme1737_read(client,
DME1737_REG_ZONE_ABS(ix));
}
- for (ix = 0; ix < ARRAY_SIZE(data->zone_hyst); ix++) {
- data->zone_hyst[ix] = dme1737_read(client,
+ if (data->type != sch5027) {
+ for (ix = 0; ix < ARRAY_SIZE(data->zone_hyst); ix++) {
+ data->zone_hyst[ix] = dme1737_read(client,
DME1737_REG_ZONE_HYST(ix));
+ }
}
/* Alarm registers */
@@ -722,13 +747,13 @@ static ssize_t show_in(struct device *dev, struct device_attribute *attr,
switch (fn) {
case SYS_IN_INPUT:
- res = IN_FROM_REG(data->in[ix], ix, 16);
+ res = IN_FROM_REG(data->in[ix], data->in_nominal[ix], 16);
break;
case SYS_IN_MIN:
- res = IN_FROM_REG(data->in_min[ix], ix, 8);
+ res = IN_FROM_REG(data->in_min[ix], data->in_nominal[ix], 8);
break;
case SYS_IN_MAX:
- res = IN_FROM_REG(data->in_max[ix], ix, 8);
+ res = IN_FROM_REG(data->in_max[ix], data->in_nominal[ix], 8);
break;
case SYS_IN_ALARM:
res = (data->alarms >> DME1737_BIT_ALARM_IN[ix]) & 0x01;
@@ -755,12 +780,12 @@ static ssize_t set_in(struct device *dev, struct device_attribute *attr,
mutex_lock(&data->update_lock);
switch (fn) {
case SYS_IN_MIN:
- data->in_min[ix] = IN_TO_REG(val, ix);
+ data->in_min[ix] = IN_TO_REG(val, data->in_nominal[ix]);
dme1737_write(client, DME1737_REG_IN_MIN(ix),
data->in_min[ix]);
break;
case SYS_IN_MAX:
- data->in_max[ix] = IN_TO_REG(val, ix);
+ data->in_max[ix] = IN_TO_REG(val, data->in_nominal[ix]);
dme1737_write(client, DME1737_REG_IN_MAX(ix),
data->in_max[ix]);
break;
@@ -1153,7 +1178,7 @@ static ssize_t show_pwm(struct device *dev, struct device_attribute *attr,
return sprintf(buf, "%d\n", res);
}
-static struct attribute *dme1737_attr_pwm[];
+static struct attribute *dme1737_pwm_chmod_attr[];
static void dme1737_chmod_file(struct device*, struct attribute*, mode_t);
static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
@@ -1217,7 +1242,7 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
switch (val) {
case 0:
/* Change permissions of pwm[ix] to read-only */
- dme1737_chmod_file(dev, dme1737_attr_pwm[ix],
+ dme1737_chmod_file(dev, dme1737_pwm_chmod_attr[ix],
S_IRUGO);
/* Turn fan fully on */
data->pwm_config[ix] = PWM_EN_TO_REG(0,
@@ -1232,12 +1257,12 @@ static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
dme1737_write(client, DME1737_REG_PWM_CONFIG(ix),
data->pwm_config[ix]);
/* Change permissions of pwm[ix] to read-writeable */
- dme1737_chmod_file(dev, dme1737_attr_pwm[ix],
+ dme1737_chmod_file(dev, dme1737_pwm_chmod_attr[ix],
S_IRUGO | S_IWUSR);
break;
case 2:
/* Change permissions of pwm[ix] to read-only */
- dme1737_chmod_file(dev, dme1737_attr_pwm[ix],
+ dme1737_chmod_file(dev, dme1737_pwm_chmod_attr[ix],
S_IRUGO);
/* Turn on auto mode using the saved zone channel
* assignment */
@@ -1501,9 +1526,9 @@ SENSOR_DEVICE_ATTR_PWM_1TO3(3);
/* PWMs 5-6 */
#define SENSOR_DEVICE_ATTR_PWM_5TO6(ix) \
-static SENSOR_DEVICE_ATTR_2(pwm##ix, S_IRUGO | S_IWUSR, \
+static SENSOR_DEVICE_ATTR_2(pwm##ix, S_IRUGO, \
show_pwm, set_pwm, SYS_PWM, ix-1); \
-static SENSOR_DEVICE_ATTR_2(pwm##ix##_freq, S_IRUGO | S_IWUSR, \
+static SENSOR_DEVICE_ATTR_2(pwm##ix##_freq, S_IRUGO, \
show_pwm, set_pwm, SYS_PWM_FREQ, ix-1); \
static SENSOR_DEVICE_ATTR_2(pwm##ix##_enable, S_IRUGO, \
show_pwm, NULL, SYS_PWM_ENABLE, ix-1)
@@ -1517,225 +1542,286 @@ static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm, set_vrm);
static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL);
static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); /* for ISA devices */
-#define SENSOR_DEV_ATTR_IN(ix) \
-&sensor_dev_attr_in##ix##_input.dev_attr.attr, \
-&sensor_dev_attr_in##ix##_min.dev_attr.attr, \
-&sensor_dev_attr_in##ix##_max.dev_attr.attr, \
-&sensor_dev_attr_in##ix##_alarm.dev_attr.attr
-
-/* These attributes are read-writeable only if the chip is *not* locked */
-#define SENSOR_DEV_ATTR_TEMP_LOCK(ix) \
-&sensor_dev_attr_temp##ix##_offset.dev_attr.attr
-
-#define SENSOR_DEV_ATTR_TEMP(ix) \
-SENSOR_DEV_ATTR_TEMP_LOCK(ix), \
-&sensor_dev_attr_temp##ix##_input.dev_attr.attr, \
-&sensor_dev_attr_temp##ix##_min.dev_attr.attr, \
-&sensor_dev_attr_temp##ix##_max.dev_attr.attr, \
-&sensor_dev_attr_temp##ix##_alarm.dev_attr.attr, \
-&sensor_dev_attr_temp##ix##_fault.dev_attr.attr
-
-/* These attributes are read-writeable only if the chip is *not* locked */
-#define SENSOR_DEV_ATTR_ZONE_LOCK(ix) \
-&sensor_dev_attr_zone##ix##_auto_point1_temp_hyst.dev_attr.attr, \
-&sensor_dev_attr_zone##ix##_auto_point1_temp.dev_attr.attr, \
-&sensor_dev_attr_zone##ix##_auto_point2_temp.dev_attr.attr, \
-&sensor_dev_attr_zone##ix##_auto_point3_temp.dev_attr.attr
-
-#define SENSOR_DEV_ATTR_ZONE(ix) \
-SENSOR_DEV_ATTR_ZONE_LOCK(ix), \
-&sensor_dev_attr_zone##ix##_auto_channels_temp.dev_attr.attr
-
-#define SENSOR_DEV_ATTR_FAN_1TO4(ix) \
-&sensor_dev_attr_fan##ix##_input.dev_attr.attr, \
-&sensor_dev_attr_fan##ix##_min.dev_attr.attr, \
-&sensor_dev_attr_fan##ix##_alarm.dev_attr.attr, \
-&sensor_dev_attr_fan##ix##_type.dev_attr.attr
-
-#define SENSOR_DEV_ATTR_FAN_5TO6(ix) \
-&sensor_dev_attr_fan##ix##_input.dev_attr.attr, \
-&sensor_dev_attr_fan##ix##_min.dev_attr.attr, \
-&sensor_dev_attr_fan##ix##_alarm.dev_attr.attr, \
-&sensor_dev_attr_fan##ix##_max.dev_attr.attr
-
-/* These attributes are read-writeable only if the chip is *not* locked */
-#define SENSOR_DEV_ATTR_PWM_1TO3_LOCK(ix) \
-&sensor_dev_attr_pwm##ix##_freq.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_enable.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_ramp_rate.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_auto_channels_zone.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_auto_pwm_min.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_auto_point1_pwm.dev_attr.attr
-
-#define SENSOR_DEV_ATTR_PWM_1TO3(ix) \
-SENSOR_DEV_ATTR_PWM_1TO3_LOCK(ix), \
-&sensor_dev_attr_pwm##ix.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_auto_point2_pwm.dev_attr.attr
-
-/* These attributes are read-writeable only if the chip is *not* locked */
-#define SENSOR_DEV_ATTR_PWM_5TO6_LOCK(ix) \
-&sensor_dev_attr_pwm##ix.dev_attr.attr, \
-&sensor_dev_attr_pwm##ix##_freq.dev_attr.attr
-
-#define SENSOR_DEV_ATTR_PWM_5TO6(ix) \
-SENSOR_DEV_ATTR_PWM_5TO6_LOCK(ix), \
-&sensor_dev_attr_pwm##ix##_enable.dev_attr.attr
-
/* This struct holds all the attributes that are always present and need to be
* created unconditionally. The attributes that need modification of their
* permissions are created read-only and write permissions are added or removed
* on the fly when required */
static struct attribute *dme1737_attr[] ={
/* Voltages */
- SENSOR_DEV_ATTR_IN(0),
- SENSOR_DEV_ATTR_IN(1),
- SENSOR_DEV_ATTR_IN(2),
- SENSOR_DEV_ATTR_IN(3),
- SENSOR_DEV_ATTR_IN(4),
- SENSOR_DEV_ATTR_IN(5),
- SENSOR_DEV_ATTR_IN(6),
+ &sensor_dev_attr_in0_input.dev_attr.attr,
+ &sensor_dev_attr_in0_min.dev_attr.attr,
+ &sensor_dev_attr_in0_max.dev_attr.attr,
+ &sensor_dev_attr_in0_alarm.dev_attr.attr,
+ &sensor_dev_attr_in1_input.dev_attr.attr,
+ &sensor_dev_attr_in1_min.dev_attr.attr,
+ &sensor_dev_attr_in1_max.dev_attr.attr,
+ &sensor_dev_attr_in1_alarm.dev_attr.attr,
+ &sensor_dev_attr_in2_input.dev_attr.attr,
+ &sensor_dev_attr_in2_min.dev_attr.attr,
+ &sensor_dev_attr_in2_max.dev_attr.attr,
+ &sensor_dev_attr_in2_alarm.dev_attr.attr,
+ &sensor_dev_attr_in3_input.dev_attr.attr,
+ &sensor_dev_attr_in3_min.dev_attr.attr,
+ &sensor_dev_attr_in3_max.dev_attr.attr,
+ &sensor_dev_attr_in3_alarm.dev_attr.attr,
+ &sensor_dev_attr_in4_input.dev_attr.attr,
+ &sensor_dev_attr_in4_min.dev_attr.attr,
+ &sensor_dev_attr_in4_max.dev_attr.attr,
+ &sensor_dev_attr_in4_alarm.dev_attr.attr,
+ &sensor_dev_attr_in5_input.dev_attr.attr,
+ &sensor_dev_attr_in5_min.dev_attr.attr,
+ &sensor_dev_attr_in5_max.dev_attr.attr,
+ &sensor_dev_attr_in5_alarm.dev_attr.attr,
+ &sensor_dev_attr_in6_input.dev_attr.attr,
+ &sensor_dev_attr_in6_min.dev_attr.attr,
+ &sensor_dev_attr_in6_max.dev_attr.attr,
+ &sensor_dev_attr_in6_alarm.dev_attr.attr,
+ /* Temperatures */
+ &sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp1_min.dev_attr.attr,
+ &sensor_dev_attr_temp1_max.dev_attr.attr,
+ &sensor_dev_attr_temp1_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp1_fault.dev_attr.attr,
+ &sensor_dev_attr_temp2_input.dev_attr.attr,
+ &sensor_dev_attr_temp2_min.dev_attr.attr,
+ &sensor_dev_attr_temp2_max.dev_attr.attr,
+ &sensor_dev_attr_temp2_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp2_fault.dev_attr.attr,
+ &sensor_dev_attr_temp3_input.dev_attr.attr,
+ &sensor_dev_attr_temp3_min.dev_attr.attr,
+ &sensor_dev_attr_temp3_max.dev_attr.attr,
+ &sensor_dev_attr_temp3_alarm.dev_attr.attr,
+ &sensor_dev_attr_temp3_fault.dev_attr.attr,
+ /* Zones */
+ &sensor_dev_attr_zone1_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_zone1_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_zone1_auto_point3_temp.dev_attr.attr,
+ &sensor_dev_attr_zone1_auto_channels_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point3_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_channels_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point3_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_channels_temp.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group dme1737_group = {
+ .attrs = dme1737_attr,
+};
+
+/* The following struct holds misc attributes, which are not available in all
+ * chips. Their creation depends on the chip type which is determined during
+ * module load. */
+static struct attribute *dme1737_misc_attr[] = {
/* Temperatures */
- SENSOR_DEV_ATTR_TEMP(1),
- SENSOR_DEV_ATTR_TEMP(2),
- SENSOR_DEV_ATTR_TEMP(3),
+ &sensor_dev_attr_temp1_offset.dev_attr.attr,
+ &sensor_dev_attr_temp2_offset.dev_attr.attr,
+ &sensor_dev_attr_temp3_offset.dev_attr.attr,
/* Zones */
- SENSOR_DEV_ATTR_ZONE(1),
- SENSOR_DEV_ATTR_ZONE(2),
- SENSOR_DEV_ATTR_ZONE(3),
+ &sensor_dev_attr_zone1_auto_point1_temp_hyst.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point1_temp_hyst.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point1_temp_hyst.dev_attr.attr,
/* Misc */
&dev_attr_vrm.attr,
&dev_attr_cpu0_vid.attr,
NULL
};
-static const struct attribute_group dme1737_group = {
- .attrs = dme1737_attr,
+static const struct attribute_group dme1737_misc_group = {
+ .attrs = dme1737_misc_attr,
};
/* The following structs hold the PWM attributes, some of which are optional.
* Their creation depends on the chip configuration which is determined during
* module load. */
-static struct attribute *dme1737_attr_pwm1[] = {
- SENSOR_DEV_ATTR_PWM_1TO3(1),
+static struct attribute *dme1737_pwm1_attr[] = {
+ &sensor_dev_attr_pwm1.dev_attr.attr,
+ &sensor_dev_attr_pwm1_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm1_ramp_rate.dev_attr.attr,
+ &sensor_dev_attr_pwm1_auto_channels_zone.dev_attr.attr,
+ &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm2[] = {
- SENSOR_DEV_ATTR_PWM_1TO3(2),
+static struct attribute *dme1737_pwm2_attr[] = {
+ &sensor_dev_attr_pwm2.dev_attr.attr,
+ &sensor_dev_attr_pwm2_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm2_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm2_ramp_rate.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_channels_zone.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm3[] = {
- SENSOR_DEV_ATTR_PWM_1TO3(3),
+static struct attribute *dme1737_pwm3_attr[] = {
+ &sensor_dev_attr_pwm3.dev_attr.attr,
+ &sensor_dev_attr_pwm3_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm3_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm3_ramp_rate.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_channels_zone.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm5[] = {
- SENSOR_DEV_ATTR_PWM_5TO6(5),
+static struct attribute *dme1737_pwm5_attr[] = {
+ &sensor_dev_attr_pwm5.dev_attr.attr,
+ &sensor_dev_attr_pwm5_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm5_enable.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm6[] = {
- SENSOR_DEV_ATTR_PWM_5TO6(6),
+static struct attribute *dme1737_pwm6_attr[] = {
+ &sensor_dev_attr_pwm6.dev_attr.attr,
+ &sensor_dev_attr_pwm6_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm6_enable.dev_attr.attr,
NULL
};
static const struct attribute_group dme1737_pwm_group[] = {
- { .attrs = dme1737_attr_pwm1 },
- { .attrs = dme1737_attr_pwm2 },
- { .attrs = dme1737_attr_pwm3 },
+ { .attrs = dme1737_pwm1_attr },
+ { .attrs = dme1737_pwm2_attr },
+ { .attrs = dme1737_pwm3_attr },
{ .attrs = NULL },
- { .attrs = dme1737_attr_pwm5 },
- { .attrs = dme1737_attr_pwm6 },
+ { .attrs = dme1737_pwm5_attr },
+ { .attrs = dme1737_pwm6_attr },
+};
+
+/* The following struct holds misc PWM attributes, which are not available in
+ * all chips. Their creation depends on the chip type which is determined
+ * during module load. */
+static struct attribute *dme1737_pwm_misc_attr[] = {
+ &sensor_dev_attr_pwm1_auto_pwm_min.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_pwm_min.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_pwm_min.dev_attr.attr,
};
/* The following structs hold the fan attributes, some of which are optional.
* Their creation depends on the chip configuration which is determined during
* module load. */
-static struct attribute *dme1737_attr_fan1[] = {
- SENSOR_DEV_ATTR_FAN_1TO4(1),
+static struct attribute *dme1737_fan1_attr[] = {
+ &sensor_dev_attr_fan1_input.dev_attr.attr,
+ &sensor_dev_attr_fan1_min.dev_attr.attr,
+ &sensor_dev_attr_fan1_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan1_type.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_fan2[] = {
- SENSOR_DEV_ATTR_FAN_1TO4(2),
+static struct attribute *dme1737_fan2_attr[] = {
+ &sensor_dev_attr_fan2_input.dev_attr.attr,
+ &sensor_dev_attr_fan2_min.dev_attr.attr,
+ &sensor_dev_attr_fan2_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan2_type.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_fan3[] = {
- SENSOR_DEV_ATTR_FAN_1TO4(3),
+static struct attribute *dme1737_fan3_attr[] = {
+ &sensor_dev_attr_fan3_input.dev_attr.attr,
+ &sensor_dev_attr_fan3_min.dev_attr.attr,
+ &sensor_dev_attr_fan3_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan3_type.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_fan4[] = {
- SENSOR_DEV_ATTR_FAN_1TO4(4),
+static struct attribute *dme1737_fan4_attr[] = {
+ &sensor_dev_attr_fan4_input.dev_attr.attr,
+ &sensor_dev_attr_fan4_min.dev_attr.attr,
+ &sensor_dev_attr_fan4_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan4_type.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_fan5[] = {
- SENSOR_DEV_ATTR_FAN_5TO6(5),
+static struct attribute *dme1737_fan5_attr[] = {
+ &sensor_dev_attr_fan5_input.dev_attr.attr,
+ &sensor_dev_attr_fan5_min.dev_attr.attr,
+ &sensor_dev_attr_fan5_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan5_max.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_fan6[] = {
- SENSOR_DEV_ATTR_FAN_5TO6(6),
+static struct attribute *dme1737_fan6_attr[] = {
+ &sensor_dev_attr_fan6_input.dev_attr.attr,
+ &sensor_dev_attr_fan6_min.dev_attr.attr,
+ &sensor_dev_attr_fan6_alarm.dev_attr.attr,
+ &sensor_dev_attr_fan6_max.dev_attr.attr,
NULL
};
static const struct attribute_group dme1737_fan_group[] = {
- { .attrs = dme1737_attr_fan1 },
- { .attrs = dme1737_attr_fan2 },
- { .attrs = dme1737_attr_fan3 },
- { .attrs = dme1737_attr_fan4 },
- { .attrs = dme1737_attr_fan5 },
- { .attrs = dme1737_attr_fan6 },
+ { .attrs = dme1737_fan1_attr },
+ { .attrs = dme1737_fan2_attr },
+ { .attrs = dme1737_fan3_attr },
+ { .attrs = dme1737_fan4_attr },
+ { .attrs = dme1737_fan5_attr },
+ { .attrs = dme1737_fan6_attr },
};
-/* The permissions of all of the following attributes are changed to read-
+/* The permissions of the following zone attributes are changed to read-
* writeable if the chip is *not* locked. Otherwise they stay read-only. */
-static struct attribute *dme1737_attr_lock[] = {
- /* Temperatures */
- SENSOR_DEV_ATTR_TEMP_LOCK(1),
- SENSOR_DEV_ATTR_TEMP_LOCK(2),
- SENSOR_DEV_ATTR_TEMP_LOCK(3),
- /* Zones */
- SENSOR_DEV_ATTR_ZONE_LOCK(1),
- SENSOR_DEV_ATTR_ZONE_LOCK(2),
- SENSOR_DEV_ATTR_ZONE_LOCK(3),
+static struct attribute *dme1737_zone_chmod_attr[] = {
+ &sensor_dev_attr_zone1_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_zone1_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_zone1_auto_point3_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_zone2_auto_point3_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point1_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point2_temp.dev_attr.attr,
+ &sensor_dev_attr_zone3_auto_point3_temp.dev_attr.attr,
NULL
};
-static const struct attribute_group dme1737_lock_group = {
- .attrs = dme1737_attr_lock,
+static const struct attribute_group dme1737_zone_chmod_group = {
+ .attrs = dme1737_zone_chmod_attr,
};
/* The permissions of the following PWM attributes are changed to read-
* writeable if the chip is *not* locked and the respective PWM is available.
* Otherwise they stay read-only. */
-static struct attribute *dme1737_attr_pwm1_lock[] = {
- SENSOR_DEV_ATTR_PWM_1TO3_LOCK(1),
+static struct attribute *dme1737_pwm1_chmod_attr[] = {
+ &sensor_dev_attr_pwm1_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm1_ramp_rate.dev_attr.attr,
+ &sensor_dev_attr_pwm1_auto_channels_zone.dev_attr.attr,
+ &sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm2_lock[] = {
- SENSOR_DEV_ATTR_PWM_1TO3_LOCK(2),
+static struct attribute *dme1737_pwm2_chmod_attr[] = {
+ &sensor_dev_attr_pwm2_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm2_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm2_ramp_rate.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_channels_zone.dev_attr.attr,
+ &sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm3_lock[] = {
- SENSOR_DEV_ATTR_PWM_1TO3_LOCK(3),
+static struct attribute *dme1737_pwm3_chmod_attr[] = {
+ &sensor_dev_attr_pwm3_freq.dev_attr.attr,
+ &sensor_dev_attr_pwm3_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm3_ramp_rate.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_channels_zone.dev_attr.attr,
+ &sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm5_lock[] = {
- SENSOR_DEV_ATTR_PWM_5TO6_LOCK(5),
+static struct attribute *dme1737_pwm5_chmod_attr[] = {
+ &sensor_dev_attr_pwm5.dev_attr.attr,
+ &sensor_dev_attr_pwm5_freq.dev_attr.attr,
NULL
};
-static struct attribute *dme1737_attr_pwm6_lock[] = {
- SENSOR_DEV_ATTR_PWM_5TO6_LOCK(6),
+static struct attribute *dme1737_pwm6_chmod_attr[] = {
+ &sensor_dev_attr_pwm6.dev_attr.attr,
+ &sensor_dev_attr_pwm6_freq.dev_attr.attr,
NULL
};
-static const struct attribute_group dme1737_pwm_lock_group[] = {
- { .attrs = dme1737_attr_pwm1_lock },
- { .attrs = dme1737_attr_pwm2_lock },
- { .attrs = dme1737_attr_pwm3_lock },
+static const struct attribute_group dme1737_pwm_chmod_group[] = {
+ { .attrs = dme1737_pwm1_chmod_attr },
+ { .attrs = dme1737_pwm2_chmod_attr },
+ { .attrs = dme1737_pwm3_chmod_attr },
{ .attrs = NULL },
- { .attrs = dme1737_attr_pwm5_lock },
- { .attrs = dme1737_attr_pwm6_lock },
+ { .attrs = dme1737_pwm5_chmod_attr },
+ { .attrs = dme1737_pwm6_chmod_attr },
};
/* Pwm[1-3] are read-writeable if the associated pwm is in manual mode and the
* chip is not locked. Otherwise they are read-only. */
-static struct attribute *dme1737_attr_pwm[] = {
+static struct attribute *dme1737_pwm_chmod_attr[] = {
&sensor_dev_attr_pwm1.dev_attr.attr,
&sensor_dev_attr_pwm2.dev_attr.attr,
&sensor_dev_attr_pwm3.dev_attr.attr,
@@ -1809,9 +1895,17 @@ static void dme1737_remove_files(struct device *dev)
if (data->has_pwm & (1 << ix)) {
sysfs_remove_group(&dev->kobj,
&dme1737_pwm_group[ix]);
+ if (data->type != sch5027 && ix < 3) {
+ sysfs_remove_file(&dev->kobj,
+ dme1737_pwm_misc_attr[ix]);
+ }
}
}
+ if (data->type != sch5027) {
+ sysfs_remove_group(&dev->kobj, &dme1737_misc_group);
+ }
+
sysfs_remove_group(&dev->kobj, &dme1737_group);
if (!data->client.driver) {
@@ -1835,6 +1929,13 @@ static int dme1737_create_files(struct device *dev)
goto exit_remove;
}
+ /* Create misc sysfs attributes */
+ if ((data->type != sch5027) &&
+ (err = sysfs_create_group(&dev->kobj,
+ &dme1737_misc_group))) {
+ goto exit_remove;
+ }
+
/* Create fan sysfs attributes */
for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) {
if (data->has_fan & (1 << ix)) {
@@ -1852,6 +1953,11 @@ static int dme1737_create_files(struct device *dev)
&dme1737_pwm_group[ix]))) {
goto exit_remove;
}
+ if (data->type != sch5027 && ix < 3 &&
+ (err = sysfs_create_file(&dev->kobj,
+ dme1737_pwm_misc_attr[ix]))) {
+ goto exit_remove;
+ }
}
}
@@ -1861,16 +1967,27 @@ static int dme1737_create_files(struct device *dev)
dev_info(dev, "Device is locked. Some attributes "
"will be read-only.\n");
} else {
- /* Change permissions of standard attributes */
- dme1737_chmod_group(dev, &dme1737_lock_group,
+ /* Change permissions of zone sysfs attributes */
+ dme1737_chmod_group(dev, &dme1737_zone_chmod_group,
S_IRUGO | S_IWUSR);
- /* Change permissions of PWM attributes */
- for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_lock_group); ix++) {
+ /* Change permissions of misc sysfs attributes */
+ if (data->type != sch5027) {
+ dme1737_chmod_group(dev, &dme1737_misc_group,
+ S_IRUGO | S_IWUSR);
+ }
+
+ /* Change permissions of PWM sysfs attributes */
+ for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_chmod_group); ix++) {
if (data->has_pwm & (1 << ix)) {
dme1737_chmod_group(dev,
- &dme1737_pwm_lock_group[ix],
+ &dme1737_pwm_chmod_group[ix],
+ S_IRUGO | S_IWUSR);
+ if (data->type != sch5027 && ix < 3) {
+ dme1737_chmod_file(dev,
+ dme1737_pwm_misc_attr[ix],
S_IRUGO | S_IWUSR);
+ }
}
}
@@ -1879,7 +1996,7 @@ static int dme1737_create_files(struct device *dev)
if ((data->has_pwm & (1 << ix)) &&
(PWM_EN_FROM_REG(data->pwm_config[ix]) == 1)) {
dme1737_chmod_file(dev,
- dme1737_attr_pwm[ix],
+ dme1737_pwm_chmod_attr[ix],
S_IRUGO | S_IWUSR);
}
}
@@ -1900,6 +2017,9 @@ static int dme1737_init_device(struct device *dev)
int ix;
u8 reg;
+ /* Point to the right nominal voltages array */
+ data->in_nominal = IN_NOMINAL(data->type);
+
data->config = dme1737_read(client, DME1737_REG_CONFIG);
/* Inform if part is not monitoring/started */
if (!(data->config & 0x01)) {
@@ -2010,7 +2130,9 @@ static int dme1737_init_device(struct device *dev)
data->pwm_acz[2] = 4; /* pwm3 -> zone3 */
/* Set VRM */
- data->vrm = vid_which_vrm();
+ if (data->type != sch5027) {
+ data->vrm = vid_which_vrm();
+ }
return 0;
}
@@ -2029,9 +2151,10 @@ static int dme1737_i2c_get_features(int sio_cip, struct dme1737_data *data)
dme1737_sio_enter(sio_cip);
/* Check device ID
- * The DME1737 can return either 0x78 or 0x77 as its device ID. */
+ * The DME1737 can return either 0x78 or 0x77 as its device ID.
+ * The SCH5027 returns 0x89 as its device ID. */
reg = force_id ? force_id : dme1737_sio_inb(sio_cip, 0x20);
- if (!(reg == 0x77 || reg == 0x78)) {
+ if (!(reg == 0x77 || reg == 0x78 || reg == 0x89)) {
err = -ENODEV;
goto exit;
}
@@ -2100,15 +2223,25 @@ static int dme1737_i2c_detect(struct i2c_adapter *adapter, int address,
company = dme1737_read(client, DME1737_REG_COMPANY);
verstep = dme1737_read(client, DME1737_REG_VERSTEP);
- if (!((company == DME1737_COMPANY_SMSC) &&
- ((verstep & DME1737_VERSTEP_MASK) == DME1737_VERSTEP))) {
+ if (company == DME1737_COMPANY_SMSC &&
+ (verstep & DME1737_VERSTEP_MASK) == DME1737_VERSTEP) {
+ kind = dme1737;
+ } else if (company == DME1737_COMPANY_SMSC &&
+ verstep == SCH5027_VERSTEP) {
+ kind = sch5027;
+ } else {
err = -ENODEV;
goto exit_kfree;
}
}
- kind = dme1737;
- name = "dme1737";
+ if (kind == sch5027) {
+ name = "sch5027";
+ } else {
+ kind = dme1737;
+ name = "dme1737";
+ }
+ data->type = kind;
/* Fill in the remaining client fields and put it into the global
* list */
@@ -2120,8 +2253,9 @@ static int dme1737_i2c_detect(struct i2c_adapter *adapter, int address,
goto exit_kfree;
}
- dev_info(dev, "Found a DME1737 chip at 0x%02x (rev 0x%02x).\n",
- client->addr, verstep);
+ dev_info(dev, "Found a %s chip at 0x%02x (rev 0x%02x).\n",
+ kind == sch5027 ? "SCH5027" : "DME1737", client->addr,
+ verstep);
/* Initialize the DME1737 chip */
if ((err = dme1737_init_device(dev))) {
@@ -2293,14 +2427,18 @@ static int __devinit dme1737_isa_probe(struct platform_device *pdev)
client->addr = res->start;
platform_set_drvdata(pdev, data);
- company = dme1737_read(client, DME1737_REG_COMPANY);
- device = dme1737_read(client, DME1737_REG_DEVICE);
+ /* Skip chip detection if module is loaded with force_id parameter */
+ if (!force_id) {
+ company = dme1737_read(client, DME1737_REG_COMPANY);
+ device = dme1737_read(client, DME1737_REG_DEVICE);
- if (!((company == DME1737_COMPANY_SMSC) &&
- (device == SCH311X_DEVICE))) {
- err = -ENODEV;
- goto exit_kfree;
+ if (!((company == DME1737_COMPANY_SMSC) &&
+ (device == SCH311X_DEVICE))) {
+ err = -ENODEV;
+ goto exit_kfree;
+ }
}
+ data->type = sch311x;
/* Fill in the remaining client fields and initialize the mutex */
strlcpy(client->name, "sch311x", I2C_NAME_SIZE);
@@ -2377,7 +2515,10 @@ static int __init dme1737_init(void)
}
if (dme1737_isa_detect(0x2e, &addr) &&
- dme1737_isa_detect(0x4e, &addr)) {
+ dme1737_isa_detect(0x4e, &addr) &&
+ (!probe_all_addr ||
+ (dme1737_isa_detect(0x162e, &addr) &&
+ dme1737_isa_detect(0x164e, &addr)))) {
/* Return 0 if we didn't find an ISA device */
return 0;
}
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index cbeb4984b5c..67067e9a323 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -87,8 +87,6 @@ static inline void superio_enter(int base);
static inline void superio_select(int base, int ld);
static inline void superio_exit(int base);
-static inline u16 fan_from_reg ( u16 reg );
-
struct f71882fg_data {
unsigned short addr;
struct device *hwmon_dev;
@@ -116,10 +114,6 @@ struct f71882fg_data {
u8 temp_diode_open;
};
-static u8 f71882fg_read8(struct f71882fg_data *data, u8 reg);
-static u16 f71882fg_read16(struct f71882fg_data *data, u8 reg);
-static void f71882fg_write8(struct f71882fg_data *data, u8 reg, u8 val);
-
/* Sysfs in*/
static ssize_t show_in(struct device *dev, struct device_attribute *devattr,
char *buf);
diff --git a/drivers/hwmon/hwmon-vid.c b/drivers/hwmon/hwmon-vid.c
index 3330667280b..c54eff92be4 100644
--- a/drivers/hwmon/hwmon-vid.c
+++ b/drivers/hwmon/hwmon-vid.c
@@ -1,76 +1,82 @@
/*
- hwmon-vid.c - VID/VRM/VRD voltage conversions
-
- Copyright (c) 2004 Rudolf Marek <r.marek@assembler.cz>
-
- Partly imported from i2c-vid.h of the lm_sensors project
- Copyright (c) 2002 Mark D. Studebaker <mdsxyz123@yahoo.com>
- With assistance from Trent Piepho <xyzzy@speakeasy.org>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
+ * hwmon-vid.c - VID/VRM/VRD voltage conversions
+ *
+ * Copyright (c) 2004 Rudolf Marek <r.marek@assembler.cz>
+ *
+ * Partly imported from i2c-vid.h of the lm_sensors project
+ * Copyright (c) 2002 Mark D. Studebaker <mdsxyz123@yahoo.com>
+ * With assistance from Trent Piepho <xyzzy@speakeasy.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/hwmon-vid.h>
/*
- Common code for decoding VID pins.
-
- References:
-
- For VRM 8.4 to 9.1, "VRM x.y DC-DC Converter Design Guidelines",
- available at http://developer.intel.com/.
-
- For VRD 10.0 and up, "VRD x.y Design Guide",
- available at http://developer.intel.com/.
-
- AMD Opteron processors don't follow the Intel specifications.
- I'm going to "make up" 2.4 as the spec number for the Opterons.
- No good reason just a mnemonic for the 24x Opteron processor
- series.
-
- Opteron VID encoding is:
- 00000 = 1.550 V
- 00001 = 1.525 V
- . . . .
- 11110 = 0.800 V
- 11111 = 0.000 V (off)
-
- The 17 specification is in fact Intel Mobile Voltage Positioning -
- (IMVP-II). You can find more information in the datasheet of Max1718
- http://www.maxim-ic.com/quick_view2.cfm/qv_pk/2452
-
- The 13 specification corresponds to the Intel Pentium M series. There
- doesn't seem to be any named specification for these. The conversion
- tables are detailed directly in the various Pentium M datasheets:
- http://www.intel.com/design/intarch/pentiumm/docs_pentiumm.htm
-
- The 14 specification corresponds to Intel Core series. There
- doesn't seem to be any named specification for these. The conversion
- tables are detailed directly in the various Pentium Core datasheets:
- http://www.intel.com/design/mobile/datashts/309221.htm
-
- The 110 (VRM 11) specification corresponds to Intel Conroe based series.
- http://www.intel.com/design/processor/applnots/313214.htm
-*/
-
-/* vrm is the VRM/VRD document version multiplied by 10.
- val is the 4-bit or more VID code.
- Returned value is in mV to avoid floating point in the kernel.
- Some VID have some bits in uV scale, this is rounded to mV */
+ * Common code for decoding VID pins.
+ *
+ * References:
+ *
+ * For VRM 8.4 to 9.1, "VRM x.y DC-DC Converter Design Guidelines",
+ * available at http://developer.intel.com/.
+ *
+ * For VRD 10.0 and up, "VRD x.y Design Guide",
+ * available at http://developer.intel.com/.
+ *
+ * AMD Athlon 64 and AMD Opteron Processors, AMD Publication 26094,
+ * http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/26094.PDF
+ * Table 74. VID Code Voltages
+ * This corresponds to an arbitrary VRM code of 24 in the functions below.
+ * These CPU models (K8 revision <= E) have 5 VID pins. See also:
+ * Revision Guide for AMD Athlon 64 and AMD Opteron Processors, AMD Publication 25759,
+ * http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/25759.pdf
+ *
+ * AMD NPT Family 0Fh Processors, AMD Publication 32559,
+ * http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/32559.pdf
+ * Table 71. VID Code Voltages
+ * This corresponds to an arbitrary VRM code of 25 in the functions below.
+ * These CPU models (K8 revision >= F) have 6 VID pins. See also:
+ * Revision Guide for AMD NPT Family 0Fh Processors, AMD Publication 33610,
+ * http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/33610.pdf
+ *
+ * The 17 specification is in fact Intel Mobile Voltage Positioning -
+ * (IMVP-II). You can find more information in the datasheet of Max1718
+ * http://www.maxim-ic.com/quick_view2.cfm/qv_pk/2452
+ *
+ * The 13 specification corresponds to the Intel Pentium M series. There
+ * doesn't seem to be any named specification for these. The conversion
+ * tables are detailed directly in the various Pentium M datasheets:
+ * http://www.intel.com/design/intarch/pentiumm/docs_pentiumm.htm
+ *
+ * The 14 specification corresponds to Intel Core series. There
+ * doesn't seem to be any named specification for these. The conversion
+ * tables are detailed directly in the various Pentium Core datasheets:
+ * http://www.intel.com/design/mobile/datashts/309221.htm
+ *
+ * The 110 (VRM 11) specification corresponds to Intel Conroe based series.
+ * http://www.intel.com/design/processor/applnots/313214.htm
+ */
+
+/*
+ * vrm is the VRM/VRD document version multiplied by 10.
+ * val is the 4-bit or more VID code.
+ * Returned value is in mV to avoid floating point in the kernel.
+ * Some VID have some bits in uV scale, this is rounded to mV.
+ */
int vid_from_reg(int val, u8 vrm)
{
int vid;
@@ -96,9 +102,16 @@ int vid_from_reg(int val, u8 vrm)
if (val < 0x02 || val > 0xb2)
return 0;
return((1600000 - (val - 2) * 6250 + 500) / 1000);
- case 24: /* Opteron processor */
+
+ case 24: /* Athlon64 & Opteron */
val &= 0x1f;
- return(val == 0x1f ? 0 : 1550 - val * 25);
+ if (val == 0x1f)
+ return 0;
+ /* fall through */
+ case 25: /* AMD NPT 0Fh */
+ val &= 0x3f;
+ return (val < 32) ? 1550 - 25 * val
+ : 775 - (25 * (val - 31)) / 2;
case 91: /* VRM 9.1 */
case 90: /* VRM 9.0 */
@@ -141,9 +154,9 @@ int vid_from_reg(int val, u8 vrm)
/*
- After this point is the code to automatically determine which
- VRM/VRD specification should be used depending on the CPU.
-*/
+ * After this point is the code to automatically determine which
+ * VRM/VRD specification should be used depending on the CPU.
+ */
struct vrm_model {
u8 vendor;
@@ -157,11 +170,16 @@ struct vrm_model {
#ifdef CONFIG_X86
-/* the stepping parameter is highest acceptable stepping for current line */
+/*
+ * The stepping parameter is highest acceptable stepping for current line.
+ * The model match must be exact for 4-bit values. For model values 0x10
+ * and above (extended model), all models below the parameter will match.
+ */
static struct vrm_model vrm_models[] = {
{X86_VENDOR_AMD, 0x6, ANY, ANY, 90}, /* Athlon Duron etc */
- {X86_VENDOR_AMD, 0xF, ANY, ANY, 24}, /* Athlon 64, Opteron and above VRM 24 */
+ {X86_VENDOR_AMD, 0xF, 0x3F, ANY, 24}, /* Athlon 64, Opteron */
+ {X86_VENDOR_AMD, 0xF, ANY, ANY, 25}, /* NPT family 0Fh */
{X86_VENDOR_INTEL, 0x6, 0x9, ANY, 13}, /* Pentium M (130 nm) */
{X86_VENDOR_INTEL, 0x6, 0xB, ANY, 85}, /* Tualatin */
{X86_VENDOR_INTEL, 0x6, 0xD, ANY, 13}, /* Pentium M (90 nm) */
@@ -189,6 +207,8 @@ static u8 find_vrm(u8 eff_family, u8 eff_model, u8 eff_stepping, u8 vendor)
if (vrm_models[i].vendor==vendor)
if ((vrm_models[i].eff_family==eff_family)
&& ((vrm_models[i].eff_model==eff_model) ||
+ (vrm_models[i].eff_model >= 0x10 &&
+ eff_model <= vrm_models[i].eff_model) ||
(vrm_models[i].eff_model==ANY)) &&
(eff_stepping <= vrm_models[i].eff_stepping))
return vrm_models[i].vrm_type;
diff --git a/drivers/hwmon/i5k_amb.c b/drivers/hwmon/i5k_amb.c
index f9e2ed621f7..2ede9388096 100644
--- a/drivers/hwmon/i5k_amb.c
+++ b/drivers/hwmon/i5k_amb.c
@@ -81,6 +81,8 @@ static unsigned long amb_reg_temp(unsigned int amb)
#define MAX_AMBS_PER_CHANNEL 16
#define MAX_AMBS (MAX_MEM_CHANNELS * \
MAX_AMBS_PER_CHANNEL)
+#define CHANNEL_SHIFT 4
+#define DIMM_MASK 0xF
/*
* Ugly hack: For some reason the highest bit is set if there
* are _any_ DIMMs in the channel. Attempting to read from
@@ -89,7 +91,7 @@ static unsigned long amb_reg_temp(unsigned int amb)
* might prevent us from seeing the 16th DIMM in the channel.
*/
#define REAL_MAX_AMBS_PER_CHANNEL 15
-#define KNOBS_PER_AMB 5
+#define KNOBS_PER_AMB 6
static unsigned long amb_num_from_reg(unsigned int byte_num, unsigned int bit)
{
@@ -238,6 +240,16 @@ static ssize_t show_amb_temp(struct device *dev,
500 * amb_read_byte(data, amb_reg_temp(attr->index)));
}
+static ssize_t show_label(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+
+ return sprintf(buf, "Ch. %d DIMM %d\n", attr->index >> CHANNEL_SHIFT,
+ attr->index & DIMM_MASK);
+}
+
static int __devinit i5k_amb_hwmon_init(struct platform_device *pdev)
{
int i, j, k, d = 0;
@@ -268,6 +280,20 @@ static int __devinit i5k_amb_hwmon_init(struct platform_device *pdev)
continue;
d++;
+ /* sysfs label */
+ iattr = data->attrs + data->num_attrs;
+ snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
+ "temp%d_label", d);
+ iattr->s_attr.dev_attr.attr.name = iattr->name;
+ iattr->s_attr.dev_attr.attr.mode = S_IRUGO;
+ iattr->s_attr.dev_attr.show = show_label;
+ iattr->s_attr.index = k;
+ res = device_create_file(&pdev->dev,
+ &iattr->s_attr.dev_attr);
+ if (res)
+ goto exit_remove;
+ data->num_attrs++;
+
/* Temperature sysfs knob */
iattr = data->attrs + data->num_attrs;
snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c
index c9416e65748..0f70dc20410 100644
--- a/drivers/hwmon/ibmaem.c
+++ b/drivers/hwmon/ibmaem.c
@@ -1,6 +1,6 @@
/*
- * A hwmon driver for the IBM Active Energy Manager temperature/power sensors
- * and capping functionality.
+ * A hwmon driver for the IBM System Director Active Energy Manager (AEM)
+ * temperature/power/energy sensors and capping functionality.
* Copyright (C) 2008 IBM
*
* Author: Darrick J. Wong <djwong@us.ibm.com>
@@ -463,12 +463,18 @@ static int aem_read_sensor(struct aem_data *data, u8 elt, u8 reg,
}
/* Update AEM energy registers */
+static void update_aem_energy_one(struct aem_data *data, int which)
+{
+ aem_read_sensor(data, AEM_ENERGY_ELEMENT, which,
+ &data->energy[which], 8);
+}
+
static void update_aem_energy(struct aem_data *data)
{
- aem_read_sensor(data, AEM_ENERGY_ELEMENT, 0, &data->energy[0], 8);
+ update_aem_energy_one(data, 0);
if (data->ver_major < 2)
return;
- aem_read_sensor(data, AEM_ENERGY_ELEMENT, 1, &data->energy[1], 8);
+ update_aem_energy_one(data, 1);
}
/* Update all AEM1 sensors */
@@ -676,7 +682,8 @@ static int aem_find_aem2(struct aem_ipmi_data *data,
return -ETIMEDOUT;
if (data->rx_result || data->rx_msg_len != sizeof(*fi_resp) ||
- memcmp(&fi_resp->id, &system_x_id, sizeof(system_x_id)))
+ memcmp(&fi_resp->id, &system_x_id, sizeof(system_x_id)) ||
+ fi_resp->num_instances <= instance_num)
return -ENOENT;
return 0;
@@ -849,7 +856,7 @@ static ssize_t aem_show_power(struct device *dev,
struct timespec b, a;
mutex_lock(&data->lock);
- update_aem_energy(data);
+ update_aem_energy_one(data, attr->index);
getnstimeofday(&b);
before = data->energy[attr->index];
@@ -861,7 +868,7 @@ static ssize_t aem_show_power(struct device *dev,
return 0;
}
- update_aem_energy(data);
+ update_aem_energy_one(data, attr->index);
getnstimeofday(&a);
after = data->energy[attr->index];
mutex_unlock(&data->lock);
@@ -880,7 +887,9 @@ static ssize_t aem_show_energy(struct device *dev,
{
struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
struct aem_data *a = dev_get_drvdata(dev);
- a->update(a);
+ mutex_lock(&a->lock);
+ update_aem_energy_one(a, attr->index);
+ mutex_unlock(&a->lock);
return sprintf(buf, "%llu\n",
(unsigned long long)a->energy[attr->index] * 1000);
@@ -1104,7 +1113,7 @@ static void __exit aem_exit(void)
}
MODULE_AUTHOR("Darrick J. Wong <djwong@us.ibm.com>");
-MODULE_DESCRIPTION("IBM Active Energy Manager power/temp sensor driver");
+MODULE_DESCRIPTION("IBM AEM power/temp/energy sensor driver");
MODULE_LICENSE("GPL");
module_init(aem_init);
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index e12c132ff83..d793cc01199 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -46,6 +46,8 @@
#include <linux/err.h>
#include <linux/mutex.h>
#include <linux/sysfs.h>
+#include <linux/string.h>
+#include <linux/dmi.h>
#include <asm/io.h>
#define DRVNAME "it87"
@@ -151,9 +153,9 @@ static int fix_pwm_polarity;
/* The IT8718F has the VID value in a different register, in Super-I/O
configuration space. */
#define IT87_REG_VID 0x0a
-/* Warning: register 0x0b is used for something completely different in
- new chips/revisions. I suspect only 16-bit tachometer mode will work
- for these. */
+/* The IT8705F and IT8712F earlier than revision 0x08 use register 0x0b
+ for fan divisors. Later IT8712F revisions must use 16-bit tachometer
+ mode. */
#define IT87_REG_FAN_DIV 0x0b
#define IT87_REG_FAN_16BIT 0x0c
@@ -234,7 +236,10 @@ static const unsigned int pwm_freq[8] = {
struct it87_sio_data {
enum chips type;
/* Values read from Super-I/O config space */
+ u8 revision;
u8 vid_value;
+ /* Values set based on DMI strings */
+ u8 skip_pwm;
};
/* For each registered chip, we need to keep some data in memory.
@@ -242,6 +247,7 @@ struct it87_sio_data {
struct it87_data {
struct device *hwmon_dev;
enum chips type;
+ u8 revision;
unsigned short addr;
const char *name;
@@ -268,6 +274,16 @@ struct it87_data {
u8 manual_pwm_ctl[3]; /* manual PWM value set by user */
};
+static inline int has_16bit_fans(const struct it87_data *data)
+{
+ /* IT8705F Datasheet 0.4.1, 3h == Version G.
+ IT8712F Datasheet 0.9.1, section 8.3.5 indicates 8h == Version J.
+ These are the first revisions with 16bit tachometer support. */
+ return (data->type == it87 && data->revision >= 0x03)
+ || (data->type == it8712 && data->revision >= 0x08)
+ || data->type == it8716
+ || data->type == it8718;
+}
static int it87_probe(struct platform_device *pdev);
static int __devexit it87_remove(struct platform_device *pdev);
@@ -952,6 +968,7 @@ static int __init it87_find(unsigned short *address,
{
int err = -ENODEV;
u16 chip_type;
+ const char *board_vendor, *board_name;
superio_enter();
chip_type = force_id ? force_id : superio_inw(DEVID);
@@ -991,8 +1008,9 @@ static int __init it87_find(unsigned short *address,
}
err = 0;
+ sio_data->revision = superio_inb(DEVREV) & 0x0f;
pr_info("it87: Found IT%04xF chip at 0x%x, revision %d\n",
- chip_type, *address, superio_inb(DEVREV) & 0x0f);
+ chip_type, *address, sio_data->revision);
/* Read GPIO config and VID value from LDN 7 (GPIO) */
if (chip_type != IT8705F_DEVID) {
@@ -1009,6 +1027,24 @@ static int __init it87_find(unsigned short *address,
pr_info("it87: in7 is VCCH (+5V Stand-By)\n");
}
+ /* Disable specific features based on DMI strings */
+ board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR);
+ board_name = dmi_get_system_info(DMI_BOARD_NAME);
+ if (board_vendor && board_name) {
+ if (strcmp(board_vendor, "nVIDIA") == 0
+ && strcmp(board_name, "FN68PT") == 0) {
+ /* On the Shuttle SN68PT, FAN_CTL2 is apparently not
+ connected to a fan, but to something else. One user
+ has reported instant system power-off when changing
+ the PWM2 duty cycle, so we disable it.
+ I use the board name string as the trigger in case
+ the same board is ever used in other systems. */
+ pr_info("it87: Disabling pwm2 due to "
+ "hardware constraints\n");
+ sio_data->skip_pwm = (1 << 1);
+ }
+ }
+
exit:
superio_exit();
return err;
@@ -1045,6 +1081,7 @@ static int __devinit it87_probe(struct platform_device *pdev)
data->addr = res->start;
data->type = sio_data->type;
+ data->revision = sio_data->revision;
data->name = names[sio_data->type];
/* Now, we do the remaining detection. */
@@ -1069,7 +1106,7 @@ static int __devinit it87_probe(struct platform_device *pdev)
goto ERROR2;
/* Do not create fan files for disabled fans */
- if (data->type == it8716 || data->type == it8718) {
+ if (has_16bit_fans(data)) {
/* 16-bit tachometers */
if (data->has_fan & (1 << 0)) {
if ((err = device_create_file(dev,
@@ -1154,25 +1191,33 @@ static int __devinit it87_probe(struct platform_device *pdev)
}
if (enable_pwm_interface) {
- if ((err = device_create_file(dev,
- &sensor_dev_attr_pwm1_enable.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm2_enable.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm3_enable.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm1.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm2.dev_attr))
- || (err = device_create_file(dev,
- &sensor_dev_attr_pwm3.dev_attr))
- || (err = device_create_file(dev,
- &dev_attr_pwm1_freq))
- || (err = device_create_file(dev,
- &dev_attr_pwm2_freq))
- || (err = device_create_file(dev,
- &dev_attr_pwm3_freq)))
- goto ERROR4;
+ if (!(sio_data->skip_pwm & (1 << 0))) {
+ if ((err = device_create_file(dev,
+ &sensor_dev_attr_pwm1_enable.dev_attr))
+ || (err = device_create_file(dev,
+ &sensor_dev_attr_pwm1.dev_attr))
+ || (err = device_create_file(dev,
+ &dev_attr_pwm1_freq)))
+ goto ERROR4;
+ }
+ if (!(sio_data->skip_pwm & (1 << 1))) {
+ if ((err = device_create_file(dev,
+ &sensor_dev_attr_pwm2_enable.dev_attr))
+ || (err = device_create_file(dev,
+ &sensor_dev_attr_pwm2.dev_attr))
+ || (err = device_create_file(dev,
+ &dev_attr_pwm2_freq)))
+ goto ERROR4;
+ }
+ if (!(sio_data->skip_pwm & (1 << 2))) {
+ if ((err = device_create_file(dev,
+ &sensor_dev_attr_pwm3_enable.dev_attr))
+ || (err = device_create_file(dev,
+ &sensor_dev_attr_pwm3.dev_attr))
+ || (err = device_create_file(dev,
+ &dev_attr_pwm3_freq)))
+ goto ERROR4;
+ }
}
if (data->type == it8712 || data->type == it8716
@@ -1350,7 +1395,7 @@ static void __devinit it87_init_device(struct platform_device *pdev)
data->has_fan = (data->fan_main_ctrl >> 4) & 0x07;
/* Set tachometers to 16-bit mode if needed */
- if (data->type == it8716 || data->type == it8718) {
+ if (has_16bit_fans(data)) {
tmp = it87_read_value(data, IT87_REG_FAN_16BIT);
if (~tmp & 0x07 & data->has_fan) {
dev_dbg(&pdev->dev,
@@ -1358,10 +1403,13 @@ static void __devinit it87_init_device(struct platform_device *pdev)
it87_write_value(data, IT87_REG_FAN_16BIT,
tmp | 0x07);
}
- if (tmp & (1 << 4))
- data->has_fan |= (1 << 3); /* fan4 enabled */
- if (tmp & (1 << 5))
- data->has_fan |= (1 << 4); /* fan5 enabled */
+ /* IT8705F only supports three fans. */
+ if (data->type != it87) {
+ if (tmp & (1 << 4))
+ data->has_fan |= (1 << 3); /* fan4 enabled */
+ if (tmp & (1 << 5))
+ data->has_fan |= (1 << 4); /* fan5 enabled */
+ }
}
/* Set current fan mode registers and the default settings for the
@@ -1426,7 +1474,7 @@ static struct it87_data *it87_update_device(struct device *dev)
data->fan[i] = it87_read_value(data,
IT87_REG_FAN[i]);
/* Add high byte if in 16-bit mode */
- if (data->type == it8716 || data->type == it8718) {
+ if (has_16bit_fans(data)) {
data->fan[i] |= it87_read_value(data,
IT87_REG_FANX[i]) << 8;
data->fan_min[i] |= it87_read_value(data,
@@ -1443,8 +1491,7 @@ static struct it87_data *it87_update_device(struct device *dev)
}
/* Newer chips don't have clock dividers */
- if ((data->has_fan & 0x07) && data->type != it8716
- && data->type != it8718) {
+ if ((data->has_fan & 0x07) && !has_16bit_fans(data)) {
i = it87_read_value(data, IT87_REG_FAN_DIV);
data->fan_div[0] = i & 0x07;
data->fan_div[1] = (i >> 3) & 0x07;
@@ -1460,7 +1507,8 @@ static struct it87_data *it87_update_device(struct device *dev)
data->fan_ctl = it87_read_value(data, IT87_REG_FAN_CTL);
data->sensor = it87_read_value(data, IT87_REG_TEMP_ENABLE);
- /* The 8705 does not have VID capability */
+ /* The 8705 does not have VID capability.
+ The 8718 does not use IT87_REG_VID for the same purpose. */
if (data->type == it8712 || data->type == it8716) {
data->vid = it87_read_value(data, IT87_REG_VID);
/* The older IT8712F revisions had only 5 VID pins,
@@ -1529,6 +1577,7 @@ static int __init sm_it87_init(void)
unsigned short isa_address=0;
struct it87_sio_data sio_data;
+ memset(&sio_data, 0, sizeof(struct it87_sio_data));
err = it87_find(&isa_address, &sio_data);
if (err)
return err;
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index de698dc7302..8f9595f2fb5 100644
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -30,14 +30,37 @@
#include "lm75.h"
-/* Addresses to scan */
+/*
+ * This driver handles the LM75 and compatible digital temperature sensors.
+ * Only types which are _not_ listed in I2C_CLIENT_INSMOD_*() need to be
+ * listed here. We start at 9 since I2C_CLIENT_INSMOD_*() currently allow
+ * definition of up to 8 chip types (plus zero).
+ */
+
+enum lm75_type { /* keep sorted in alphabetical order */
+ ds1775 = 9,
+ ds75,
+ /* lm75 -- in I2C_CLIENT_INSMOD_1() */
+ lm75a,
+ max6625,
+ max6626,
+ mcp980x,
+ stds75,
+ tcn75,
+ tmp100,
+ tmp101,
+ tmp175,
+ tmp275,
+ tmp75,
+};
+
+/* Addresses scanned */
static const unsigned short normal_i2c[] = { 0x48, 0x49, 0x4a, 0x4b, 0x4c,
0x4d, 0x4e, 0x4f, I2C_CLIENT_END };
/* Insmod parameters */
I2C_CLIENT_INSMOD_1(lm75);
-/* Many LM75 constants specified below */
/* The LM75 registers */
#define LM75_REG_CONF 0x01
@@ -49,10 +72,10 @@ static const u8 LM75_REG_TEMP[3] = {
/* Each client has this additional data */
struct lm75_data {
- struct i2c_client client;
- struct device *hwmon_dev;
+ struct device *hwmon_dev;
struct mutex update_lock;
- char valid; /* !=0 if following fields are valid */
+ u8 orig_conf;
+ char valid; /* !=0 if registers are valid */
unsigned long last_updated; /* In jiffies */
u16 temp[3]; /* Register values,
0 = input
@@ -60,23 +83,14 @@ struct lm75_data {
2 = hyst */
};
-static int lm75_attach_adapter(struct i2c_adapter *adapter);
-static int lm75_detect(struct i2c_adapter *adapter, int address, int kind);
-static void lm75_init_client(struct i2c_client *client);
-static int lm75_detach_client(struct i2c_client *client);
static int lm75_read_value(struct i2c_client *client, u8 reg);
static int lm75_write_value(struct i2c_client *client, u8 reg, u16 value);
static struct lm75_data *lm75_update_device(struct device *dev);
-/* This is the driver that will be inserted */
-static struct i2c_driver lm75_driver = {
- .driver = {
- .name = "lm75",
- },
- .attach_adapter = lm75_attach_adapter,
- .detach_client = lm75_detach_client,
-};
+/*-----------------------------------------------------------------------*/
+
+/* sysfs attributes for hwmon */
static ssize_t show_temp(struct device *dev, struct device_attribute *da,
char *buf)
@@ -109,13 +123,6 @@ static SENSOR_DEVICE_ATTR(temp1_max_hyst, S_IWUSR | S_IRUGO,
show_temp, set_temp, 2);
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
-static int lm75_attach_adapter(struct i2c_adapter *adapter)
-{
- if (!(adapter->class & I2C_CLASS_HWMON))
- return 0;
- return i2c_probe(adapter, &addr_data, lm75_detect);
-}
-
static struct attribute *lm75_attributes[] = {
&sensor_dev_attr_temp1_input.dev_attr.attr,
&sensor_dev_attr_temp1_max.dev_attr.attr,
@@ -128,33 +135,114 @@ static const struct attribute_group lm75_group = {
.attrs = lm75_attributes,
};
-/* This function is called by i2c_probe */
-static int lm75_detect(struct i2c_adapter *adapter, int address, int kind)
+/*-----------------------------------------------------------------------*/
+
+/* device probe and removal */
+
+static int
+lm75_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
- int i;
- struct i2c_client *new_client;
struct lm75_data *data;
- int err = 0;
- const char *name = "";
+ int status;
+ u8 set_mask, clr_mask;
+ int new;
- if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA |
- I2C_FUNC_SMBUS_WORD_DATA))
- goto exit;
-
- /* OK. For now, we presume we have a valid client. We now create the
- client structure, even though we cannot fill it completely yet.
- But it allows us to access lm75_{read,write}_value. */
- if (!(data = kzalloc(sizeof(struct lm75_data), GFP_KERNEL))) {
- err = -ENOMEM;
- goto exit;
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA))
+ return -EIO;
+
+ data = kzalloc(sizeof(struct lm75_data), GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ i2c_set_clientdata(client, data);
+ mutex_init(&data->update_lock);
+
+ /* Set to LM75 resolution (9 bits, 1/2 degree C) and range.
+ * Then tweak to be more precise when appropriate.
+ */
+ set_mask = 0;
+ clr_mask = (1 << 0) /* continuous conversions */
+ | (1 << 6) | (1 << 5); /* 9-bit mode */
+
+ /* configure as specified */
+ status = lm75_read_value(client, LM75_REG_CONF);
+ if (status < 0) {
+ dev_dbg(&client->dev, "Can't read config? %d\n", status);
+ goto exit_free;
}
+ data->orig_conf = status;
+ new = status & ~clr_mask;
+ new |= set_mask;
+ if (status != new)
+ lm75_write_value(client, LM75_REG_CONF, new);
+ dev_dbg(&client->dev, "Config %02x\n", new);
+
+ /* Register sysfs hooks */
+ status = sysfs_create_group(&client->dev.kobj, &lm75_group);
+ if (status)
+ goto exit_free;
+
+ data->hwmon_dev = hwmon_device_register(&client->dev);
+ if (IS_ERR(data->hwmon_dev)) {
+ status = PTR_ERR(data->hwmon_dev);
+ goto exit_remove;
+ }
+
+ dev_info(&client->dev, "%s: sensor '%s'\n",
+ data->hwmon_dev->bus_id, client->name);
+
+ return 0;
+
+exit_remove:
+ sysfs_remove_group(&client->dev.kobj, &lm75_group);
+exit_free:
+ i2c_set_clientdata(client, NULL);
+ kfree(data);
+ return status;
+}
+
+static int lm75_remove(struct i2c_client *client)
+{
+ struct lm75_data *data = i2c_get_clientdata(client);
+
+ hwmon_device_unregister(data->hwmon_dev);
+ sysfs_remove_group(&client->dev.kobj, &lm75_group);
+ lm75_write_value(client, LM75_REG_CONF, data->orig_conf);
+ i2c_set_clientdata(client, NULL);
+ kfree(data);
+ return 0;
+}
+
+static const struct i2c_device_id lm75_ids[] = {
+ { "ds1775", ds1775, },
+ { "ds75", ds75, },
+ { "lm75", lm75, },
+ { "lm75a", lm75a, },
+ { "max6625", max6625, },
+ { "max6626", max6626, },
+ { "mcp980x", mcp980x, },
+ { "stds75", stds75, },
+ { "tcn75", tcn75, },
+ { "tmp100", tmp100, },
+ { "tmp101", tmp101, },
+ { "tmp175", tmp175, },
+ { "tmp275", tmp275, },
+ { "tmp75", tmp75, },
+ { /* LIST END */ }
+};
+MODULE_DEVICE_TABLE(i2c, lm75_ids);
+
+/* Return 0 if detection is successful, -ENODEV otherwise */
+static int lm75_detect(struct i2c_client *new_client, int kind,
+ struct i2c_board_info *info)
+{
+ struct i2c_adapter *adapter = new_client->adapter;
+ int i;
- new_client = &data->client;
- i2c_set_clientdata(new_client, data);
- new_client->addr = address;
- new_client->adapter = adapter;
- new_client->driver = &lm75_driver;
- new_client->flags = 0;
+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA |
+ I2C_FUNC_SMBUS_WORD_DATA))
+ return -ENODEV;
/* Now, we do the remaining detection. There is no identification-
dedicated register so we have to rely on several tricks:
@@ -174,77 +262,49 @@ static int lm75_detect(struct i2c_adapter *adapter, int address, int kind)
|| i2c_smbus_read_word_data(new_client, 5) != hyst
|| i2c_smbus_read_word_data(new_client, 6) != hyst
|| i2c_smbus_read_word_data(new_client, 7) != hyst)
- goto exit_free;
+ return -ENODEV;
os = i2c_smbus_read_word_data(new_client, 3);
if (i2c_smbus_read_word_data(new_client, 4) != os
|| i2c_smbus_read_word_data(new_client, 5) != os
|| i2c_smbus_read_word_data(new_client, 6) != os
|| i2c_smbus_read_word_data(new_client, 7) != os)
- goto exit_free;
+ return -ENODEV;
/* Unused bits */
if (conf & 0xe0)
- goto exit_free;
+ return -ENODEV;
/* Addresses cycling */
for (i = 8; i < 0xff; i += 8)
if (i2c_smbus_read_byte_data(new_client, i + 1) != conf
|| i2c_smbus_read_word_data(new_client, i + 2) != hyst
|| i2c_smbus_read_word_data(new_client, i + 3) != os)
- goto exit_free;
+ return -ENODEV;
}
- /* Determine the chip type - only one kind supported! */
- if (kind <= 0)
- kind = lm75;
-
- if (kind == lm75) {
- name = "lm75";
- }
-
- /* Fill in the remaining client fields and put it into the global list */
- strlcpy(new_client->name, name, I2C_NAME_SIZE);
- data->valid = 0;
- mutex_init(&data->update_lock);
-
- /* Tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(new_client)))
- goto exit_free;
-
- /* Initialize the LM75 chip */
- lm75_init_client(new_client);
-
- /* Register sysfs hooks */
- if ((err = sysfs_create_group(&new_client->dev.kobj, &lm75_group)))
- goto exit_detach;
-
- data->hwmon_dev = hwmon_device_register(&new_client->dev);
- if (IS_ERR(data->hwmon_dev)) {
- err = PTR_ERR(data->hwmon_dev);
- goto exit_remove;
- }
+ /* NOTE: we treat "force=..." and "force_lm75=..." the same.
+ * Only new-style driver binding distinguishes chip types.
+ */
+ strlcpy(info->type, "lm75", I2C_NAME_SIZE);
return 0;
-
-exit_remove:
- sysfs_remove_group(&new_client->dev.kobj, &lm75_group);
-exit_detach:
- i2c_detach_client(new_client);
-exit_free:
- kfree(data);
-exit:
- return err;
}
-static int lm75_detach_client(struct i2c_client *client)
-{
- struct lm75_data *data = i2c_get_clientdata(client);
- hwmon_device_unregister(data->hwmon_dev);
- sysfs_remove_group(&client->dev.kobj, &lm75_group);
- i2c_detach_client(client);
- kfree(data);
- return 0;
-}
+static struct i2c_driver lm75_driver = {
+ .class = I2C_CLASS_HWMON,
+ .driver = {
+ .name = "lm75",
+ },
+ .probe = lm75_probe,
+ .remove = lm75_remove,
+ .id_table = lm75_ids,
+ .detect = lm75_detect,
+ .address_data = &addr_data,
+};
+
+/*-----------------------------------------------------------------------*/
+
+/* register access */
/* All registers are word-sized, except for the configuration register.
LM75 uses a high-byte first convention, which is exactly opposite to
@@ -268,16 +328,6 @@ static int lm75_write_value(struct i2c_client *client, u8 reg, u16 value)
return i2c_smbus_write_word_data(client, reg, swab16(value));
}
-static void lm75_init_client(struct i2c_client *client)
-{
- int reg;
-
- /* Enable if in shutdown mode */
- reg = lm75_read_value(client, LM75_REG_CONF);
- if (reg >= 0 && (reg & 0x01))
- lm75_write_value(client, LM75_REG_CONF, reg & 0xfe);
-}
-
static struct lm75_data *lm75_update_device(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
@@ -309,6 +359,10 @@ static struct lm75_data *lm75_update_device(struct device *dev)
return data;
}
+/*-----------------------------------------------------------------------*/
+
+/* module glue */
+
static int __init sensors_lm75_init(void)
{
return i2c_add_driver(&lm75_driver);
diff --git a/drivers/hwmon/lm85.c b/drivers/hwmon/lm85.c
index ee5eca1c192..12d446f54f9 100644
--- a/drivers/hwmon/lm85.c
+++ b/drivers/hwmon/lm85.c
@@ -1,7 +1,7 @@
/*
lm85.c - Part of lm_sensors, Linux kernel modules for hardware
monitoring
- Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl>
+ Copyright (c) 1998, 1999 Frodo Looijaard <frodol@dds.nl>
Copyright (c) 2002, 2003 Philip Pokorny <ppokorny@penguincomputing.com>
Copyright (c) 2003 Margit Schubert-While <margitsw@t-online.de>
Copyright (c) 2004 Justin Thiessen <jthiessen@penguincomputing.com>
@@ -51,24 +51,17 @@ I2C_CLIENT_INSMOD_6(lm85b, lm85c, adm1027, adt7463, emc6d100, emc6d102);
#define LM85_REG_TEMP_MAX(nr) (0x4f + (nr) * 2)
/* Fan speeds are LSB, MSB (2 bytes) */
-#define LM85_REG_FAN(nr) (0x28 + (nr) *2)
-#define LM85_REG_FAN_MIN(nr) (0x54 + (nr) *2)
+#define LM85_REG_FAN(nr) (0x28 + (nr) * 2)
+#define LM85_REG_FAN_MIN(nr) (0x54 + (nr) * 2)
#define LM85_REG_PWM(nr) (0x30 + (nr))
-#define ADT7463_REG_OPPOINT(nr) (0x33 + (nr))
-
-#define ADT7463_REG_TMIN_CTL1 0x36
-#define ADT7463_REG_TMIN_CTL2 0x37
-
-#define LM85_REG_DEVICE 0x3d
#define LM85_REG_COMPANY 0x3e
#define LM85_REG_VERSTEP 0x3f
/* These are the recognized values for the above regs */
-#define LM85_DEVICE_ADX 0x27
#define LM85_COMPANY_NATIONAL 0x01
#define LM85_COMPANY_ANALOG_DEV 0x41
-#define LM85_COMPANY_SMSC 0x5c
+#define LM85_COMPANY_SMSC 0x5c
#define LM85_VERSTEP_VMASK 0xf0
#define LM85_VERSTEP_GENERIC 0x60
#define LM85_VERSTEP_LM85C 0x60
@@ -91,58 +84,45 @@ I2C_CLIENT_INSMOD_6(lm85b, lm85c, adm1027, adt7463, emc6d100, emc6d102);
#define LM85_REG_AFAN_CONFIG(nr) (0x5c + (nr))
#define LM85_REG_AFAN_RANGE(nr) (0x5f + (nr))
#define LM85_REG_AFAN_SPIKE1 0x62
-#define LM85_REG_AFAN_SPIKE2 0x63
#define LM85_REG_AFAN_MINPWM(nr) (0x64 + (nr))
#define LM85_REG_AFAN_LIMIT(nr) (0x67 + (nr))
#define LM85_REG_AFAN_CRITICAL(nr) (0x6a + (nr))
#define LM85_REG_AFAN_HYST1 0x6d
#define LM85_REG_AFAN_HYST2 0x6e
-#define LM85_REG_TACH_MODE 0x74
-#define LM85_REG_SPINUP_CTL 0x75
-
-#define ADM1027_REG_TEMP_OFFSET(nr) (0x70 + (nr))
-#define ADM1027_REG_CONFIG2 0x73
-#define ADM1027_REG_INTMASK1 0x74
-#define ADM1027_REG_INTMASK2 0x75
#define ADM1027_REG_EXTEND_ADC1 0x76
#define ADM1027_REG_EXTEND_ADC2 0x77
-#define ADM1027_REG_CONFIG3 0x78
-#define ADM1027_REG_FAN_PPR 0x7b
-
-#define ADT7463_REG_THERM 0x79
-#define ADT7463_REG_THERM_LIMIT 0x7A
#define EMC6D100_REG_ALARM3 0x7d
/* IN5, IN6 and IN7 */
-#define EMC6D100_REG_IN(nr) (0x70 + ((nr)-5))
-#define EMC6D100_REG_IN_MIN(nr) (0x73 + ((nr)-5) * 2)
-#define EMC6D100_REG_IN_MAX(nr) (0x74 + ((nr)-5) * 2)
+#define EMC6D100_REG_IN(nr) (0x70 + ((nr) - 5))
+#define EMC6D100_REG_IN_MIN(nr) (0x73 + ((nr) - 5) * 2)
+#define EMC6D100_REG_IN_MAX(nr) (0x74 + ((nr) - 5) * 2)
#define EMC6D102_REG_EXTEND_ADC1 0x85
#define EMC6D102_REG_EXTEND_ADC2 0x86
#define EMC6D102_REG_EXTEND_ADC3 0x87
#define EMC6D102_REG_EXTEND_ADC4 0x88
-/* Conversions. Rounding and limit checking is only done on the TO_REG
+/* Conversions. Rounding and limit checking is only done on the TO_REG
variants. Note that you should be a bit careful with which arguments
these macros are called: arguments may be evaluated more than once.
*/
/* IN are scaled acording to built-in resistors */
-static int lm85_scaling[] = { /* .001 Volts */
- 2500, 2250, 3300, 5000, 12000,
- 3300, 1500, 1800 /*EMC6D100*/
- };
-#define SCALE(val,from,to) (((val)*(to) + ((from)/2))/(from))
+static const int lm85_scaling[] = { /* .001 Volts */
+ 2500, 2250, 3300, 5000, 12000,
+ 3300, 1500, 1800 /*EMC6D100*/
+};
+#define SCALE(val, from, to) (((val) * (to) + ((from) / 2)) / (from))
-#define INS_TO_REG(n,val) \
- SENSORS_LIMIT(SCALE(val,lm85_scaling[n],192),0,255)
+#define INS_TO_REG(n, val) \
+ SENSORS_LIMIT(SCALE(val, lm85_scaling[n], 192), 0, 255)
-#define INSEXT_FROM_REG(n,val,ext) \
+#define INSEXT_FROM_REG(n, val, ext) \
SCALE(((val) << 4) + (ext), 192 << 4, lm85_scaling[n])
-#define INS_FROM_REG(n,val) SCALE((val), 192, lm85_scaling[n])
+#define INS_FROM_REG(n, val) SCALE((val), 192, lm85_scaling[n])
/* FAN speed is measured using 90kHz clock */
static inline u16 FAN_TO_REG(unsigned long val)
@@ -151,16 +131,17 @@ static inline u16 FAN_TO_REG(unsigned long val)
return 0xffff;
return SENSORS_LIMIT(5400000 / val, 1, 0xfffe);
}
-#define FAN_FROM_REG(val) ((val)==0?-1:(val)==0xffff?0:5400000/(val))
+#define FAN_FROM_REG(val) ((val) == 0 ? -1 : (val) == 0xffff ? 0 : \
+ 5400000 / (val))
/* Temperature is reported in .001 degC increments */
#define TEMP_TO_REG(val) \
- SENSORS_LIMIT(SCALE(val,1000,1),-127,127)
-#define TEMPEXT_FROM_REG(val,ext) \
+ SENSORS_LIMIT(SCALE(val, 1000, 1), -127, 127)
+#define TEMPEXT_FROM_REG(val, ext) \
SCALE(((val) << 4) + (ext), 16, 1000)
#define TEMP_FROM_REG(val) ((val) * 1000)
-#define PWM_TO_REG(val) (SENSORS_LIMIT(val,0,255))
+#define PWM_TO_REG(val) SENSORS_LIMIT(val, 0, 255)
#define PWM_FROM_REG(val) (val)
@@ -183,17 +164,17 @@ static inline u16 FAN_TO_REG(unsigned long val)
*/
/* These are the zone temperature range encodings in .001 degree C */
-static int lm85_range_map[] = {
- 2000, 2500, 3300, 4000, 5000, 6600,
- 8000, 10000, 13300, 16000, 20000, 26600,
- 32000, 40000, 53300, 80000
- };
-static int RANGE_TO_REG( int range )
+static const int lm85_range_map[] = {
+ 2000, 2500, 3300, 4000, 5000, 6600, 8000, 10000,
+ 13300, 16000, 20000, 26600, 32000, 40000, 53300, 80000
+};
+
+static int RANGE_TO_REG(int range)
{
int i;
if (range >= lm85_range_map[15])
- return 15 ;
+ return 15;
/* Find the closest match */
for (i = 14; i >= 0; --i) {
@@ -207,28 +188,25 @@ static int RANGE_TO_REG( int range )
return 0;
}
-#define RANGE_FROM_REG(val) (lm85_range_map[(val)&0x0f])
+#define RANGE_FROM_REG(val) lm85_range_map[(val) & 0x0f]
-/* These are the Acoustic Enhancement, or Temperature smoothing encodings
- * NOTE: The enable/disable bit is INCLUDED in these encodings as the
- * MSB (bit 3, value 8). If the enable bit is 0, the encoded value
- * is ignored, or set to 0.
- */
/* These are the PWM frequency encodings */
-static int lm85_freq_map[] = { /* .1 Hz */
- 100, 150, 230, 300, 380, 470, 620, 940
- };
-static int FREQ_TO_REG( int freq )
+static const int lm85_freq_map[] = { /* .1 Hz */
+ 100, 150, 230, 300, 380, 470, 620, 940
+};
+
+static int FREQ_TO_REG(int freq)
{
int i;
- if( freq >= lm85_freq_map[7] ) { return 7 ; }
- for( i = 0 ; i < 7 ; ++i )
- if( freq <= lm85_freq_map[i] )
- break ;
- return( i & 0x07 );
+ if (freq >= lm85_freq_map[7])
+ return 7;
+ for (i = 0; i < 7; ++i)
+ if (freq <= lm85_freq_map[i])
+ break;
+ return i;
}
-#define FREQ_FROM_REG(val) (lm85_freq_map[(val)&0x07])
+#define FREQ_FROM_REG(val) lm85_freq_map[(val) & 0x07]
/* Since we can't use strings, I'm abusing these numbers
* to stand in for the following meanings:
@@ -242,30 +220,23 @@ static int FREQ_TO_REG( int freq )
* -2 -- PWM responds to manual control
*/
-static int lm85_zone_map[] = { 1, 2, 3, -1, 0, 23, 123, -2 };
-#define ZONE_FROM_REG(val) (lm85_zone_map[((val)>>5)&0x07])
+static const int lm85_zone_map[] = { 1, 2, 3, -1, 0, 23, 123, -2 };
+#define ZONE_FROM_REG(val) lm85_zone_map[(val) >> 5]
-static int ZONE_TO_REG( int zone )
+static int ZONE_TO_REG(int zone)
{
int i;
- for( i = 0 ; i <= 7 ; ++i )
- if( zone == lm85_zone_map[i] )
- break ;
- if( i > 7 ) /* Not found. */
+ for (i = 0; i <= 7; ++i)
+ if (zone == lm85_zone_map[i])
+ break;
+ if (i > 7) /* Not found. */
i = 3; /* Always 100% */
- return( (i & 0x07)<<5 );
+ return i << 5;
}
-#define HYST_TO_REG(val) (SENSORS_LIMIT(((val)+500)/1000,0,15))
-#define HYST_FROM_REG(val) ((val)*1000)
-
-#define OFFSET_TO_REG(val) (SENSORS_LIMIT((val)/25,-127,127))
-#define OFFSET_FROM_REG(val) ((val)*25)
-
-#define PPR_MASK(fan) (0x03<<(fan *2))
-#define PPR_TO_REG(val,fan) (SENSORS_LIMIT((val)-1,0,3)<<(fan *2))
-#define PPR_FROM_REG(val,fan) ((((val)>>(fan * 2))&0x03)+1)
+#define HYST_TO_REG(val) SENSORS_LIMIT(((val) + 500) / 1000, 0, 15)
+#define HYST_FROM_REG(val) ((val) * 1000)
/* Chip sampling rates
*
@@ -292,11 +263,11 @@ struct lm85_zone {
u8 hyst; /* Low limit hysteresis. (0-15) */
u8 range; /* Temp range, encoded */
s8 critical; /* "All fans ON" temp limit */
- u8 off_desired; /* Actual "off" temperature specified. Preserved
+ u8 off_desired; /* Actual "off" temperature specified. Preserved
* to prevent "drift" as other autofan control
* values change.
*/
- u8 max_desired; /* Actual "max" temperature specified. Preserved
+ u8 max_desired; /* Actual "max" temperature specified. Preserved
* to prevent "drift" as other autofan control
* values change.
*/
@@ -327,23 +298,13 @@ struct lm85_data {
s8 temp[3]; /* Register value */
s8 temp_min[3]; /* Register value */
s8 temp_max[3]; /* Register value */
- s8 temp_offset[3]; /* Register value */
u16 fan[4]; /* Register value */
u16 fan_min[4]; /* Register value */
u8 pwm[3]; /* Register value */
- u8 spinup_ctl; /* Register encoding, combined */
- u8 tach_mode; /* Register encoding, combined */
u8 temp_ext[3]; /* Decoded values */
u8 in_ext[8]; /* Decoded values */
- u8 fan_ppr; /* Register value */
- u8 smooth[3]; /* Register encoding */
u8 vid; /* Register value */
u8 vrm; /* VRM version */
- u8 syncpwm3; /* Saved PWM3 for TACH 2,3,4 config */
- u8 oppoint[3]; /* Register value */
- u16 tmin_ctl; /* Register value */
- unsigned long therm_total; /* Cummulative therm count */
- u8 therm_limit; /* Register value */
u32 alarms; /* Register encoding, combined */
struct lm85_autofan autofan[3];
struct lm85_zone zone[3];
@@ -355,9 +316,8 @@ static int lm85_detect(struct i2c_adapter *adapter, int address,
static int lm85_detach_client(struct i2c_client *client);
static int lm85_read_value(struct i2c_client *client, u8 reg);
-static int lm85_write_value(struct i2c_client *client, u8 reg, int value);
+static void lm85_write_value(struct i2c_client *client, u8 reg, int value);
static struct lm85_data *lm85_update_device(struct device *dev);
-static void lm85_init_client(struct i2c_client *client);
static struct i2c_driver lm85_driver = {
@@ -375,7 +335,7 @@ static ssize_t show_fan(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan[nr]) );
+ return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr]));
}
static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
@@ -383,7 +343,7 @@ static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", FAN_FROM_REG(data->fan_min[nr]) );
+ return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr]));
}
static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr,
@@ -414,7 +374,8 @@ show_fan_offset(4);
/* vid, vrm, alarms */
-static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct lm85_data *data = lm85_update_device(dev);
int vid;
@@ -432,13 +393,15 @@ static ssize_t show_vid_reg(struct device *dev, struct device_attribute *attr, c
static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid_reg, NULL);
-static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_vrm_reg(struct device *dev, struct device_attribute *attr,
+ char *buf)
{
struct lm85_data *data = dev_get_drvdata(dev);
return sprintf(buf, "%ld\n", (long) data->vrm);
}
-static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct lm85_data *data = dev_get_drvdata(dev);
data->vrm = simple_strtoul(buf, NULL, 10);
@@ -447,7 +410,8 @@ static ssize_t store_vrm_reg(struct device *dev, struct device_attribute *attr,
static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
-static ssize_t show_alarms_reg(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_alarms_reg(struct device *dev, struct device_attribute
+ *attr, char *buf)
{
struct lm85_data *data = lm85_update_device(dev);
return sprintf(buf, "%u\n", data->alarms);
@@ -488,7 +452,7 @@ static ssize_t show_pwm(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", PWM_FROM_REG(data->pwm[nr]) );
+ return sprintf(buf, "%d\n", PWM_FROM_REG(data->pwm[nr]));
}
static ssize_t set_pwm(struct device *dev, struct device_attribute *attr,
@@ -581,17 +545,16 @@ static ssize_t show_in(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf( buf, "%d\n", INSEXT_FROM_REG(nr,
- data->in[nr],
- data->in_ext[nr]));
+ return sprintf(buf, "%d\n", INSEXT_FROM_REG(nr, data->in[nr],
+ data->in_ext[nr]));
}
-static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
+static ssize_t show_in_min(struct device *dev, struct device_attribute *attr,
char *buf)
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_min[nr]) );
+ return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_min[nr]));
}
static ssize_t set_in_min(struct device *dev, struct device_attribute *attr,
@@ -614,7 +577,7 @@ static ssize_t show_in_max(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", INS_FROM_REG(nr, data->in_max[nr]) );
+ return sprintf(buf, "%d\n", INS_FROM_REG(nr, data->in_max[nr]));
}
static ssize_t set_in_max(struct device *dev, struct device_attribute *attr,
@@ -656,8 +619,8 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMPEXT_FROM_REG(data->temp[nr],
- data->temp_ext[nr]));
+ return sprintf(buf, "%d\n", TEMPEXT_FROM_REG(data->temp[nr],
+ data->temp_ext[nr]));
}
static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
@@ -665,7 +628,7 @@ static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_min[nr]) );
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_min[nr]));
}
static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
@@ -688,7 +651,7 @@ static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->temp_max[nr]) );
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_max[nr]));
}
static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
@@ -697,7 +660,7 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
- long val = simple_strtol(buf, NULL, 10);
+ long val = simple_strtol(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->temp_max[nr] = TEMP_TO_REG(val);
@@ -726,7 +689,7 @@ static ssize_t show_pwm_auto_channels(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", ZONE_FROM_REG(data->autofan[nr].config));
+ return sprintf(buf, "%d\n", ZONE_FROM_REG(data->autofan[nr].config));
}
static ssize_t set_pwm_auto_channels(struct device *dev,
@@ -735,11 +698,11 @@ static ssize_t set_pwm_auto_channels(struct device *dev,
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
- long val = simple_strtol(buf, NULL, 10);
+ long val = simple_strtol(buf, NULL, 10);
mutex_lock(&data->update_lock);
data->autofan[nr].config = (data->autofan[nr].config & (~0xe0))
- | ZONE_TO_REG(val) ;
+ | ZONE_TO_REG(val);
lm85_write_value(client, LM85_REG_AFAN_CONFIG(nr),
data->autofan[nr].config);
mutex_unlock(&data->update_lock);
@@ -751,7 +714,7 @@ static ssize_t show_pwm_auto_pwm_min(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", PWM_FROM_REG(data->autofan[nr].min_pwm));
+ return sprintf(buf, "%d\n", PWM_FROM_REG(data->autofan[nr].min_pwm));
}
static ssize_t set_pwm_auto_pwm_min(struct device *dev,
@@ -775,7 +738,7 @@ static ssize_t show_pwm_auto_pwm_minctl(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", data->autofan[nr].min_off);
+ return sprintf(buf, "%d\n", data->autofan[nr].min_off);
}
static ssize_t set_pwm_auto_pwm_minctl(struct device *dev,
@@ -785,15 +748,15 @@ static ssize_t set_pwm_auto_pwm_minctl(struct device *dev,
struct i2c_client *client = to_i2c_client(dev);
struct lm85_data *data = i2c_get_clientdata(client);
long val = simple_strtol(buf, NULL, 10);
+ u8 tmp;
mutex_lock(&data->update_lock);
data->autofan[nr].min_off = val;
- lm85_write_value(client, LM85_REG_AFAN_SPIKE1, data->smooth[0]
- | data->syncpwm3
- | (data->autofan[0].min_off ? 0x20 : 0)
- | (data->autofan[1].min_off ? 0x40 : 0)
- | (data->autofan[2].min_off ? 0x80 : 0)
- );
+ tmp = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
+ tmp &= ~(0x20 << nr);
+ if (data->autofan[nr].min_off)
+ tmp |= 0x20 << nr;
+ lm85_write_value(client, LM85_REG_AFAN_SPIKE1, tmp);
mutex_unlock(&data->update_lock);
return count;
}
@@ -803,7 +766,7 @@ static ssize_t show_pwm_auto_pwm_freq(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", FREQ_FROM_REG(data->autofan[nr].freq));
+ return sprintf(buf, "%d\n", FREQ_FROM_REG(data->autofan[nr].freq));
}
static ssize_t set_pwm_auto_pwm_freq(struct device *dev,
@@ -818,8 +781,7 @@ static ssize_t set_pwm_auto_pwm_freq(struct device *dev,
data->autofan[nr].freq = FREQ_TO_REG(val);
lm85_write_value(client, LM85_REG_AFAN_RANGE(nr),
(data->zone[nr].range << 4)
- | data->autofan[nr].freq
- );
+ | data->autofan[nr].freq);
mutex_unlock(&data->update_lock);
return count;
}
@@ -849,7 +811,7 @@ static ssize_t show_temp_auto_temp_off(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].limit) -
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit) -
HYST_FROM_REG(data->zone[nr].hyst));
}
@@ -866,15 +828,13 @@ static ssize_t set_temp_auto_temp_off(struct device *dev,
min = TEMP_FROM_REG(data->zone[nr].limit);
data->zone[nr].off_desired = TEMP_TO_REG(val);
data->zone[nr].hyst = HYST_TO_REG(min - val);
- if ( nr == 0 || nr == 1 ) {
+ if (nr == 0 || nr == 1) {
lm85_write_value(client, LM85_REG_AFAN_HYST1,
(data->zone[0].hyst << 4)
- | data->zone[1].hyst
- );
+ | data->zone[1].hyst);
} else {
lm85_write_value(client, LM85_REG_AFAN_HYST2,
- (data->zone[2].hyst << 4)
- );
+ (data->zone[2].hyst << 4));
}
mutex_unlock(&data->update_lock);
return count;
@@ -885,7 +845,7 @@ static ssize_t show_temp_auto_temp_min(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].limit) );
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit));
}
static ssize_t set_temp_auto_temp_min(struct device *dev,
@@ -913,15 +873,13 @@ static ssize_t set_temp_auto_temp_min(struct device *dev,
data->zone[nr].hyst = HYST_TO_REG(TEMP_FROM_REG(
data->zone[nr].limit) - TEMP_FROM_REG(
data->zone[nr].off_desired));
- if ( nr == 0 || nr == 1 ) {
+ if (nr == 0 || nr == 1) {
lm85_write_value(client, LM85_REG_AFAN_HYST1,
(data->zone[0].hyst << 4)
- | data->zone[1].hyst
- );
+ | data->zone[1].hyst);
} else {
lm85_write_value(client, LM85_REG_AFAN_HYST2,
- (data->zone[2].hyst << 4)
- );
+ (data->zone[2].hyst << 4));
}
mutex_unlock(&data->update_lock);
return count;
@@ -932,7 +890,7 @@ static ssize_t show_temp_auto_temp_max(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].limit) +
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].limit) +
RANGE_FROM_REG(data->zone[nr].range));
}
@@ -962,11 +920,11 @@ static ssize_t show_temp_auto_temp_crit(struct device *dev,
{
int nr = to_sensor_dev_attr(attr)->index;
struct lm85_data *data = lm85_update_device(dev);
- return sprintf(buf,"%d\n", TEMP_FROM_REG(data->zone[nr].critical));
+ return sprintf(buf, "%d\n", TEMP_FROM_REG(data->zone[nr].critical));
}
static ssize_t set_temp_auto_temp_crit(struct device *dev,
- struct device_attribute *attr,const char *buf, size_t count)
+ struct device_attribute *attr, const char *buf, size_t count)
{
int nr = to_sensor_dev_attr(attr)->index;
struct i2c_client *client = to_i2c_client(dev);
@@ -1127,20 +1085,37 @@ static const struct attribute_group lm85_group_in567 = {
.attrs = lm85_attributes_in567,
};
+static void lm85_init_client(struct i2c_client *client)
+{
+ int value;
+
+ /* Start monitoring if needed */
+ value = lm85_read_value(client, LM85_REG_CONFIG);
+ if (!(value & 0x01)) {
+ dev_info(&client->dev, "Starting monitoring\n");
+ lm85_write_value(client, LM85_REG_CONFIG, value | 0x01);
+ }
+
+ /* Warn about unusual configuration bits */
+ if (value & 0x02)
+ dev_warn(&client->dev, "Device configuration is locked\n");
+ if (!(value & 0x04))
+ dev_warn(&client->dev, "Device is not ready\n");
+}
+
static int lm85_detect(struct i2c_adapter *adapter, int address,
int kind)
{
- int company, verstep ;
- struct i2c_client *new_client = NULL;
+ int company, verstep;
+ struct i2c_client *client;
struct lm85_data *data;
int err = 0;
- const char *type_name = "";
+ const char *type_name;
- if (!i2c_check_functionality(adapter,
- I2C_FUNC_SMBUS_BYTE_DATA)) {
+ if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
/* We need to be able to do byte I/O */
- goto ERROR0 ;
- };
+ goto ERROR0;
+ }
/* OK. For now, we presume we have a valid client. We now create the
client structure, even though we cannot fill it completely yet.
@@ -1151,138 +1126,145 @@ static int lm85_detect(struct i2c_adapter *adapter, int address,
goto ERROR0;
}
- new_client = &data->client;
- i2c_set_clientdata(new_client, data);
- new_client->addr = address;
- new_client->adapter = adapter;
- new_client->driver = &lm85_driver;
- new_client->flags = 0;
+ client = &data->client;
+ i2c_set_clientdata(client, data);
+ client->addr = address;
+ client->adapter = adapter;
+ client->driver = &lm85_driver;
/* Now, we do the remaining detection. */
- company = lm85_read_value(new_client, LM85_REG_COMPANY);
- verstep = lm85_read_value(new_client, LM85_REG_VERSTEP);
+ company = lm85_read_value(client, LM85_REG_COMPANY);
+ verstep = lm85_read_value(client, LM85_REG_VERSTEP);
dev_dbg(&adapter->dev, "Detecting device at %d,0x%02x with"
" COMPANY: 0x%02x and VERSTEP: 0x%02x\n",
- i2c_adapter_id(new_client->adapter), new_client->addr,
+ i2c_adapter_id(client->adapter), client->addr,
company, verstep);
/* If auto-detecting, Determine the chip type. */
if (kind <= 0) {
dev_dbg(&adapter->dev, "Autodetecting device at %d,0x%02x ...\n",
- i2c_adapter_id(adapter), address );
- if( company == LM85_COMPANY_NATIONAL
- && verstep == LM85_VERSTEP_LM85C ) {
- kind = lm85c ;
- } else if( company == LM85_COMPANY_NATIONAL
- && verstep == LM85_VERSTEP_LM85B ) {
- kind = lm85b ;
- } else if( company == LM85_COMPANY_NATIONAL
- && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC ) {
+ i2c_adapter_id(adapter), address);
+ if (company == LM85_COMPANY_NATIONAL
+ && verstep == LM85_VERSTEP_LM85C) {
+ kind = lm85c;
+ } else if (company == LM85_COMPANY_NATIONAL
+ && verstep == LM85_VERSTEP_LM85B) {
+ kind = lm85b;
+ } else if (company == LM85_COMPANY_NATIONAL
+ && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC) {
dev_err(&adapter->dev, "Unrecognized version/stepping 0x%02x"
" Defaulting to LM85.\n", verstep);
- kind = any_chip ;
- } else if( company == LM85_COMPANY_ANALOG_DEV
- && verstep == LM85_VERSTEP_ADM1027 ) {
- kind = adm1027 ;
- } else if( company == LM85_COMPANY_ANALOG_DEV
+ kind = any_chip;
+ } else if (company == LM85_COMPANY_ANALOG_DEV
+ && verstep == LM85_VERSTEP_ADM1027) {
+ kind = adm1027;
+ } else if (company == LM85_COMPANY_ANALOG_DEV
&& (verstep == LM85_VERSTEP_ADT7463
- || verstep == LM85_VERSTEP_ADT7463C) ) {
- kind = adt7463 ;
- } else if( company == LM85_COMPANY_ANALOG_DEV
- && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC ) {
+ || verstep == LM85_VERSTEP_ADT7463C)) {
+ kind = adt7463;
+ } else if (company == LM85_COMPANY_ANALOG_DEV
+ && (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC) {
dev_err(&adapter->dev, "Unrecognized version/stepping 0x%02x"
- " Defaulting to Generic LM85.\n", verstep );
- kind = any_chip ;
- } else if( company == LM85_COMPANY_SMSC
+ " Defaulting to Generic LM85.\n", verstep);
+ kind = any_chip;
+ } else if (company == LM85_COMPANY_SMSC
&& (verstep == LM85_VERSTEP_EMC6D100_A0
- || verstep == LM85_VERSTEP_EMC6D100_A1) ) {
+ || verstep == LM85_VERSTEP_EMC6D100_A1)) {
/* Unfortunately, we can't tell a '100 from a '101
* from the registers. Since a '101 is a '100
* in a package with fewer pins and therefore no
* 3.3V, 1.5V or 1.8V inputs, perhaps if those
* inputs read 0, then it's a '101.
*/
- kind = emc6d100 ;
- } else if( company == LM85_COMPANY_SMSC
+ kind = emc6d100;
+ } else if (company == LM85_COMPANY_SMSC
&& verstep == LM85_VERSTEP_EMC6D102) {
- kind = emc6d102 ;
- } else if( company == LM85_COMPANY_SMSC
+ kind = emc6d102;
+ } else if (company == LM85_COMPANY_SMSC
&& (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC) {
dev_err(&adapter->dev, "lm85: Detected SMSC chip\n");
dev_err(&adapter->dev, "lm85: Unrecognized version/stepping 0x%02x"
- " Defaulting to Generic LM85.\n", verstep );
- kind = any_chip ;
- } else if( kind == any_chip
+ " Defaulting to Generic LM85.\n", verstep);
+ kind = any_chip;
+ } else if (kind == any_chip
&& (verstep & LM85_VERSTEP_VMASK) == LM85_VERSTEP_GENERIC) {
dev_err(&adapter->dev, "Generic LM85 Version 6 detected\n");
/* Leave kind as "any_chip" */
} else {
dev_dbg(&adapter->dev, "Autodetection failed\n");
- /* Not an LM85 ... */
- if( kind == any_chip ) { /* User used force=x,y */
+ /* Not an LM85... */
+ if (kind == any_chip) { /* User used force=x,y */
dev_err(&adapter->dev, "Generic LM85 Version 6 not"
" found at %d,0x%02x. Try force_lm85c.\n",
- i2c_adapter_id(adapter), address );
+ i2c_adapter_id(adapter), address);
}
- err = 0 ;
+ err = 0;
goto ERROR1;
}
}
/* Fill in the chip specific driver values */
- if ( kind == any_chip ) {
- type_name = "lm85";
- } else if ( kind == lm85b ) {
+ switch (kind) {
+ case lm85b:
type_name = "lm85b";
- } else if ( kind == lm85c ) {
+ break;
+ case lm85c:
type_name = "lm85c";
- } else if ( kind == adm1027 ) {
+ break;
+ case adm1027:
type_name = "adm1027";
- } else if ( kind == adt7463 ) {
+ break;
+ case adt7463:
type_name = "adt7463";
- } else if ( kind == emc6d100){
+ break;
+ case emc6d100:
type_name = "emc6d100";
- } else if ( kind == emc6d102 ) {
+ break;
+ case emc6d102:
type_name = "emc6d102";
+ break;
+ default:
+ type_name = "lm85";
}
- strlcpy(new_client->name, type_name, I2C_NAME_SIZE);
+ strlcpy(client->name, type_name, I2C_NAME_SIZE);
/* Fill in the remaining client fields */
data->type = kind;
- data->valid = 0;
mutex_init(&data->update_lock);
/* Tell the I2C layer a new client has arrived */
- if ((err = i2c_attach_client(new_client)))
+ err = i2c_attach_client(client);
+ if (err)
goto ERROR1;
/* Set the VRM version */
data->vrm = vid_which_vrm();
/* Initialize the LM85 chip */
- lm85_init_client(new_client);
+ lm85_init_client(client);
/* Register sysfs hooks */
- if ((err = sysfs_create_group(&new_client->dev.kobj, &lm85_group)))
+ err = sysfs_create_group(&client->dev.kobj, &lm85_group);
+ if (err)
goto ERROR2;
/* The ADT7463 has an optional VRM 10 mode where pin 21 is used
as a sixth digital VID input rather than an analog input. */
- data->vid = lm85_read_value(new_client, LM85_REG_VID);
+ data->vid = lm85_read_value(client, LM85_REG_VID);
if (!(kind == adt7463 && (data->vid & 0x80)))
- if ((err = sysfs_create_group(&new_client->dev.kobj,
+ if ((err = sysfs_create_group(&client->dev.kobj,
&lm85_group_in4)))
goto ERROR3;
/* The EMC6D100 has 3 additional voltage inputs */
if (kind == emc6d100)
- if ((err = sysfs_create_group(&new_client->dev.kobj,
+ if ((err = sysfs_create_group(&client->dev.kobj,
&lm85_group_in567)))
goto ERROR3;
- data->hwmon_dev = hwmon_device_register(&new_client->dev);
+ data->hwmon_dev = hwmon_device_register(&client->dev);
if (IS_ERR(data->hwmon_dev)) {
err = PTR_ERR(data->hwmon_dev);
goto ERROR3;
@@ -1291,16 +1273,16 @@ static int lm85_detect(struct i2c_adapter *adapter, int address,
return 0;
/* Error out and cleanup code */
- ERROR3:
- sysfs_remove_group(&new_client->dev.kobj, &lm85_group);
- sysfs_remove_group(&new_client->dev.kobj, &lm85_group_in4);
+ ERROR3:
+ sysfs_remove_group(&client->dev.kobj, &lm85_group);
+ sysfs_remove_group(&client->dev.kobj, &lm85_group_in4);
if (kind == emc6d100)
- sysfs_remove_group(&new_client->dev.kobj, &lm85_group_in567);
- ERROR2:
- i2c_detach_client(new_client);
- ERROR1:
+ sysfs_remove_group(&client->dev.kobj, &lm85_group_in567);
+ ERROR2:
+ i2c_detach_client(client);
+ ERROR1:
kfree(data);
- ERROR0:
+ ERROR0:
return err;
}
@@ -1323,100 +1305,46 @@ static int lm85_read_value(struct i2c_client *client, u8 reg)
int res;
/* What size location is it? */
- switch( reg ) {
- case LM85_REG_FAN(0) : /* Read WORD data */
- case LM85_REG_FAN(1) :
- case LM85_REG_FAN(2) :
- case LM85_REG_FAN(3) :
- case LM85_REG_FAN_MIN(0) :
- case LM85_REG_FAN_MIN(1) :
- case LM85_REG_FAN_MIN(2) :
- case LM85_REG_FAN_MIN(3) :
- case LM85_REG_ALARM1 : /* Read both bytes at once */
- res = i2c_smbus_read_byte_data(client, reg) & 0xff ;
- res |= i2c_smbus_read_byte_data(client, reg+1) << 8 ;
- break ;
- case ADT7463_REG_TMIN_CTL1 : /* Read WORD MSB, LSB */
- res = i2c_smbus_read_byte_data(client, reg) << 8 ;
- res |= i2c_smbus_read_byte_data(client, reg+1) & 0xff ;
- break ;
+ switch (reg) {
+ case LM85_REG_FAN(0): /* Read WORD data */
+ case LM85_REG_FAN(1):
+ case LM85_REG_FAN(2):
+ case LM85_REG_FAN(3):
+ case LM85_REG_FAN_MIN(0):
+ case LM85_REG_FAN_MIN(1):
+ case LM85_REG_FAN_MIN(2):
+ case LM85_REG_FAN_MIN(3):
+ case LM85_REG_ALARM1: /* Read both bytes at once */
+ res = i2c_smbus_read_byte_data(client, reg) & 0xff;
+ res |= i2c_smbus_read_byte_data(client, reg + 1) << 8;
+ break;
default: /* Read BYTE data */
res = i2c_smbus_read_byte_data(client, reg);
- break ;
+ break;
}
- return res ;
+ return res;
}
-static int lm85_write_value(struct i2c_client *client, u8 reg, int value)
+static void lm85_write_value(struct i2c_client *client, u8 reg, int value)
{
- int res ;
-
- switch( reg ) {
- case LM85_REG_FAN(0) : /* Write WORD data */
- case LM85_REG_FAN(1) :
- case LM85_REG_FAN(2) :
- case LM85_REG_FAN(3) :
- case LM85_REG_FAN_MIN(0) :
- case LM85_REG_FAN_MIN(1) :
- case LM85_REG_FAN_MIN(2) :
- case LM85_REG_FAN_MIN(3) :
+ switch (reg) {
+ case LM85_REG_FAN(0): /* Write WORD data */
+ case LM85_REG_FAN(1):
+ case LM85_REG_FAN(2):
+ case LM85_REG_FAN(3):
+ case LM85_REG_FAN_MIN(0):
+ case LM85_REG_FAN_MIN(1):
+ case LM85_REG_FAN_MIN(2):
+ case LM85_REG_FAN_MIN(3):
/* NOTE: ALARM is read only, so not included here */
- res = i2c_smbus_write_byte_data(client, reg, value & 0xff) ;
- res |= i2c_smbus_write_byte_data(client, reg+1, (value>>8) & 0xff) ;
- break ;
- case ADT7463_REG_TMIN_CTL1 : /* Write WORD MSB, LSB */
- res = i2c_smbus_write_byte_data(client, reg, (value>>8) & 0xff);
- res |= i2c_smbus_write_byte_data(client, reg+1, value & 0xff) ;
- break ;
+ i2c_smbus_write_byte_data(client, reg, value & 0xff);
+ i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
+ break;
default: /* Write BYTE data */
- res = i2c_smbus_write_byte_data(client, reg, value);
- break ;
+ i2c_smbus_write_byte_data(client, reg, value);
+ break;
}
-
- return res ;
-}
-
-static void lm85_init_client(struct i2c_client *client)
-{
- int value;
- struct lm85_data *data = i2c_get_clientdata(client);
-
- dev_dbg(&client->dev, "Initializing device\n");
-
- /* Warn if part was not "READY" */
- value = lm85_read_value(client, LM85_REG_CONFIG);
- dev_dbg(&client->dev, "LM85_REG_CONFIG is: 0x%02x\n", value);
- if( value & 0x02 ) {
- dev_err(&client->dev, "Client (%d,0x%02x) config is locked.\n",
- i2c_adapter_id(client->adapter), client->addr );
- };
- if( ! (value & 0x04) ) {
- dev_err(&client->dev, "Client (%d,0x%02x) is not ready.\n",
- i2c_adapter_id(client->adapter), client->addr );
- };
- if( value & 0x10
- && ( data->type == adm1027
- || data->type == adt7463 ) ) {
- dev_err(&client->dev, "Client (%d,0x%02x) VxI mode is set. "
- "Please report this to the lm85 maintainer.\n",
- i2c_adapter_id(client->adapter), client->addr );
- };
-
- /* WE INTENTIONALLY make no changes to the limits,
- * offsets, pwms, fans and zones. If they were
- * configured, we don't want to mess with them.
- * If they weren't, the default is 100% PWM, no
- * control and will suffice until 'sensors -s'
- * can be run by the user.
- */
-
- /* Start monitoring */
- value = lm85_read_value(client, LM85_REG_CONFIG);
- /* Try to clear LOCK, Set START, save everything else */
- value = (value & ~ 0x02) | 0x01 ;
- dev_dbg(&client->dev, "Setting CONFIG to: 0x%02x\n", value);
- lm85_write_value(client, LM85_REG_CONFIG, value);
}
static struct lm85_data *lm85_update_device(struct device *dev)
@@ -1427,28 +1355,30 @@ static struct lm85_data *lm85_update_device(struct device *dev)
mutex_lock(&data->update_lock);
- if ( !data->valid ||
- time_after(jiffies, data->last_reading + LM85_DATA_INTERVAL) ) {
+ if (!data->valid ||
+ time_after(jiffies, data->last_reading + LM85_DATA_INTERVAL)) {
/* Things that change quickly */
dev_dbg(&client->dev, "Reading sensor values\n");
-
+
/* Have to read extended bits first to "freeze" the
* more significant bits that are read later.
* There are 2 additional resolution bits per channel and we
* have room for 4, so we shift them to the left.
*/
- if ( (data->type == adm1027) || (data->type == adt7463) ) {
+ if (data->type == adm1027 || data->type == adt7463) {
int ext1 = lm85_read_value(client,
ADM1027_REG_EXTEND_ADC1);
int ext2 = lm85_read_value(client,
ADM1027_REG_EXTEND_ADC2);
int val = (ext1 << 8) + ext2;
- for(i = 0; i <= 4; i++)
- data->in_ext[i] = ((val>>(i * 2))&0x03) << 2;
+ for (i = 0; i <= 4; i++)
+ data->in_ext[i] =
+ ((val >> (i * 2)) & 0x03) << 2;
- for(i = 0; i <= 2; i++)
- data->temp_ext[i] = (val>>((i + 4) * 2))&0x0c;
+ for (i = 0; i <= 2; i++)
+ data->temp_ext[i] =
+ (val >> ((i + 4) * 2)) & 0x0c;
}
data->vid = lm85_read_value(client, LM85_REG_VID);
@@ -1456,6 +1386,8 @@ static struct lm85_data *lm85_update_device(struct device *dev)
for (i = 0; i <= 3; ++i) {
data->in[i] =
lm85_read_value(client, LM85_REG_IN(i));
+ data->fan[i] =
+ lm85_read_value(client, LM85_REG_FAN(i));
}
if (!(data->type == adt7463 && (data->vid & 0x80))) {
@@ -1463,38 +1395,25 @@ static struct lm85_data *lm85_update_device(struct device *dev)
LM85_REG_IN(4));
}
- for (i = 0; i <= 3; ++i) {
- data->fan[i] =
- lm85_read_value(client, LM85_REG_FAN(i));
- }
-
for (i = 0; i <= 2; ++i) {
data->temp[i] =
lm85_read_value(client, LM85_REG_TEMP(i));
- }
-
- for (i = 0; i <= 2; ++i) {
data->pwm[i] =
lm85_read_value(client, LM85_REG_PWM(i));
}
data->alarms = lm85_read_value(client, LM85_REG_ALARM1);
- if ( data->type == adt7463 ) {
- if( data->therm_total < ULONG_MAX - 256 ) {
- data->therm_total +=
- lm85_read_value(client, ADT7463_REG_THERM );
- }
- } else if ( data->type == emc6d100 ) {
+ if (data->type == emc6d100) {
/* Three more voltage sensors */
for (i = 5; i <= 7; ++i) {
- data->in[i] =
- lm85_read_value(client, EMC6D100_REG_IN(i));
+ data->in[i] = lm85_read_value(client,
+ EMC6D100_REG_IN(i));
}
/* More alarm bits */
- data->alarms |=
- lm85_read_value(client, EMC6D100_REG_ALARM3) << 16;
- } else if (data->type == emc6d102 ) {
+ data->alarms |= lm85_read_value(client,
+ EMC6D100_REG_ALARM3) << 16;
+ } else if (data->type == emc6d102) {
/* Have to read LSB bits after the MSB ones because
the reading of the MSB bits has frozen the
LSBs (backward from the ADM1027).
@@ -1509,20 +1428,20 @@ static struct lm85_data *lm85_update_device(struct device *dev)
EMC6D102_REG_EXTEND_ADC4);
data->in_ext[0] = ext3 & 0x0f;
data->in_ext[1] = ext4 & 0x0f;
- data->in_ext[2] = (ext4 >> 4) & 0x0f;
- data->in_ext[3] = (ext3 >> 4) & 0x0f;
- data->in_ext[4] = (ext2 >> 4) & 0x0f;
+ data->in_ext[2] = ext4 >> 4;
+ data->in_ext[3] = ext3 >> 4;
+ data->in_ext[4] = ext2 >> 4;
data->temp_ext[0] = ext1 & 0x0f;
data->temp_ext[1] = ext2 & 0x0f;
- data->temp_ext[2] = (ext1 >> 4) & 0x0f;
+ data->temp_ext[2] = ext1 >> 4;
}
- data->last_reading = jiffies ;
- }; /* last_reading */
+ data->last_reading = jiffies;
+ } /* last_reading */
- if ( !data->valid ||
- time_after(jiffies, data->last_config + LM85_CONFIG_INTERVAL) ) {
+ if (!data->valid ||
+ time_after(jiffies, data->last_config + LM85_CONFIG_INTERVAL)) {
/* Things that don't change often */
dev_dbg(&client->dev, "Reading config values\n");
@@ -1531,6 +1450,8 @@ static struct lm85_data *lm85_update_device(struct device *dev)
lm85_read_value(client, LM85_REG_IN_MIN(i));
data->in_max[i] =
lm85_read_value(client, LM85_REG_IN_MAX(i));
+ data->fan_min[i] =
+ lm85_read_value(client, LM85_REG_FAN_MIN(i));
}
if (!(data->type == adt7463 && (data->vid & 0x80))) {
@@ -1540,34 +1461,28 @@ static struct lm85_data *lm85_update_device(struct device *dev)
LM85_REG_IN_MAX(4));
}
- if ( data->type == emc6d100 ) {
+ if (data->type == emc6d100) {
for (i = 5; i <= 7; ++i) {
- data->in_min[i] =
- lm85_read_value(client, EMC6D100_REG_IN_MIN(i));
- data->in_max[i] =
- lm85_read_value(client, EMC6D100_REG_IN_MAX(i));
+ data->in_min[i] = lm85_read_value(client,
+ EMC6D100_REG_IN_MIN(i));
+ data->in_max[i] = lm85_read_value(client,
+ EMC6D100_REG_IN_MAX(i));
}
}
- for (i = 0; i <= 3; ++i) {
- data->fan_min[i] =
- lm85_read_value(client, LM85_REG_FAN_MIN(i));
- }
-
for (i = 0; i <= 2; ++i) {
+ int val;
+
data->temp_min[i] =
lm85_read_value(client, LM85_REG_TEMP_MIN(i));
data->temp_max[i] =
lm85_read_value(client, LM85_REG_TEMP_MAX(i));
- }
- for (i = 0; i <= 2; ++i) {
- int val ;
data->autofan[i].config =
lm85_read_value(client, LM85_REG_AFAN_CONFIG(i));
val = lm85_read_value(client, LM85_REG_AFAN_RANGE(i));
- data->autofan[i].freq = val & 0x07 ;
- data->zone[i].range = (val >> 4) & 0x0f ;
+ data->autofan[i].freq = val & 0x07;
+ data->zone[i].range = val >> 4;
data->autofan[i].min_pwm =
lm85_read_value(client, LM85_REG_AFAN_MINPWM(i));
data->zone[i].limit =
@@ -1577,50 +1492,19 @@ static struct lm85_data *lm85_update_device(struct device *dev)
}
i = lm85_read_value(client, LM85_REG_AFAN_SPIKE1);
- data->smooth[0] = i & 0x0f ;
- data->syncpwm3 = i & 0x10 ; /* Save PWM3 config */
- data->autofan[0].min_off = (i & 0x20) != 0 ;
- data->autofan[1].min_off = (i & 0x40) != 0 ;
- data->autofan[2].min_off = (i & 0x80) != 0 ;
- i = lm85_read_value(client, LM85_REG_AFAN_SPIKE2);
- data->smooth[1] = (i>>4) & 0x0f ;
- data->smooth[2] = i & 0x0f ;
+ data->autofan[0].min_off = (i & 0x20) != 0;
+ data->autofan[1].min_off = (i & 0x40) != 0;
+ data->autofan[2].min_off = (i & 0x80) != 0;
i = lm85_read_value(client, LM85_REG_AFAN_HYST1);
- data->zone[0].hyst = (i>>4) & 0x0f ;
- data->zone[1].hyst = i & 0x0f ;
+ data->zone[0].hyst = i >> 4;
+ data->zone[1].hyst = i & 0x0f;
i = lm85_read_value(client, LM85_REG_AFAN_HYST2);
- data->zone[2].hyst = (i>>4) & 0x0f ;
-
- if ( (data->type == lm85b) || (data->type == lm85c) ) {
- data->tach_mode = lm85_read_value(client,
- LM85_REG_TACH_MODE );
- data->spinup_ctl = lm85_read_value(client,
- LM85_REG_SPINUP_CTL );
- } else if ( (data->type == adt7463) || (data->type == adm1027) ) {
- if ( data->type == adt7463 ) {
- for (i = 0; i <= 2; ++i) {
- data->oppoint[i] = lm85_read_value(client,
- ADT7463_REG_OPPOINT(i) );
- }
- data->tmin_ctl = lm85_read_value(client,
- ADT7463_REG_TMIN_CTL1 );
- data->therm_limit = lm85_read_value(client,
- ADT7463_REG_THERM_LIMIT );
- }
- for (i = 0; i <= 2; ++i) {
- data->temp_offset[i] = lm85_read_value(client,
- ADM1027_REG_TEMP_OFFSET(i) );
- }
- data->tach_mode = lm85_read_value(client,
- ADM1027_REG_CONFIG3 );
- data->fan_ppr = lm85_read_value(client,
- ADM1027_REG_FAN_PPR );
- }
-
+ data->zone[2].hyst = i >> 4;
+
data->last_config = jiffies;
- }; /* last_config */
+ } /* last_config */
data->valid = 1;
@@ -1635,17 +1519,15 @@ static int __init sm_lm85_init(void)
return i2c_add_driver(&lm85_driver);
}
-static void __exit sm_lm85_exit(void)
+static void __exit sm_lm85_exit(void)
{
i2c_del_driver(&lm85_driver);
}
-/* Thanks to Richard Barrington for adding the LM85 to sensors-detect.
- * Thanks to Margit Schubert-While <margitsw@t-online.de> for help with
- * post 2.7.0 CVS changes.
- */
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, Margit Schubert-While <margitsw@t-online.de>, Justin Thiessen <jthiessen@penguincomputing.com");
+MODULE_AUTHOR("Philip Pokorny <ppokorny@penguincomputing.com>, "
+ "Margit Schubert-While <margitsw@t-online.de>, "
+ "Justin Thiessen <jthiessen@penguincomputing.com>");
MODULE_DESCRIPTION("LM85-B, LM85-C driver");
module_init(sm_lm85_init);
diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c
new file mode 100644
index 00000000000..bfaa665ccf3
--- /dev/null
+++ b/drivers/hwmon/max1111.c
@@ -0,0 +1,244 @@
+/*
+ * max1111.c - +2.7V, Low-Power, Multichannel, Serial 8-bit ADCs
+ *
+ * Based on arch/arm/mach-pxa/corgi_ssp.c
+ *
+ * Copyright (C) 2004-2005 Richard Purdie
+ *
+ * Copyright (C) 2008 Marvell International Ltd.
+ * Eric Miao <eric.miao@marvell.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * publishhed by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/spi/spi.h>
+
+#define MAX1111_TX_BUF_SIZE 1
+#define MAX1111_RX_BUF_SIZE 2
+
+/* MAX1111 Commands */
+#define MAX1111_CTRL_PD0 (1u << 0)
+#define MAX1111_CTRL_PD1 (1u << 1)
+#define MAX1111_CTRL_SGL (1u << 2)
+#define MAX1111_CTRL_UNI (1u << 3)
+#define MAX1111_CTRL_SEL_SH (5) /* NOTE: bit 4 is ignored */
+#define MAX1111_CTRL_STR (1u << 7)
+
+struct max1111_data {
+ struct spi_device *spi;
+ struct device *hwmon_dev;
+ struct spi_message msg;
+ struct spi_transfer xfer[2];
+ uint8_t *tx_buf;
+ uint8_t *rx_buf;
+};
+
+static int max1111_read(struct device *dev, int channel)
+{
+ struct max1111_data *data = dev_get_drvdata(dev);
+ uint8_t v1, v2;
+ int err;
+
+ data->tx_buf[0] = (channel << MAX1111_CTRL_SEL_SH) |
+ MAX1111_CTRL_PD0 | MAX1111_CTRL_PD1 |
+ MAX1111_CTRL_SGL | MAX1111_CTRL_UNI | MAX1111_CTRL_STR;
+
+ err = spi_sync(data->spi, &data->msg);
+ if (err < 0) {
+ dev_err(dev, "spi_sync failed with %d\n", err);
+ return err;
+ }
+
+ v1 = data->rx_buf[0];
+ v2 = data->rx_buf[1];
+
+ if ((v1 & 0xc0) || (v2 & 0x3f))
+ return -EINVAL;
+
+ return (v1 << 2) | (v2 >> 6);
+}
+
+#ifdef CONFIG_SHARPSL_PM
+static struct max1111_data *the_max1111;
+
+int max1111_read_channel(int channel)
+{
+ return max1111_read(&the_max1111->spi->dev, channel);
+}
+EXPORT_SYMBOL(max1111_read_channel);
+#endif
+
+/*
+ * NOTE: SPI devices do not have a default 'name' attribute, which is
+ * likely to be used by hwmon applications to distinguish between
+ * different devices, explicitly add a name attribute here.
+ */
+static ssize_t show_name(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "max1111\n");
+}
+
+static ssize_t show_adc(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int channel = to_sensor_dev_attr(attr)->index;
+ int ret;
+
+ ret = max1111_read(dev, channel);
+ if (ret < 0)
+ return ret;
+
+ return sprintf(buf, "%d\n", ret);
+}
+
+#define MAX1111_ADC_ATTR(_id) \
+ SENSOR_DEVICE_ATTR(adc##_id##_in, S_IRUGO, show_adc, NULL, _id)
+
+static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
+static MAX1111_ADC_ATTR(0);
+static MAX1111_ADC_ATTR(1);
+static MAX1111_ADC_ATTR(2);
+static MAX1111_ADC_ATTR(3);
+
+static struct attribute *max1111_attributes[] = {
+ &dev_attr_name.attr,
+ &sensor_dev_attr_adc0_in.dev_attr.attr,
+ &sensor_dev_attr_adc1_in.dev_attr.attr,
+ &sensor_dev_attr_adc2_in.dev_attr.attr,
+ &sensor_dev_attr_adc3_in.dev_attr.attr,
+ NULL,
+};
+
+static const struct attribute_group max1111_attr_group = {
+ .attrs = max1111_attributes,
+};
+
+static int setup_transfer(struct max1111_data *data)
+{
+ struct spi_message *m;
+ struct spi_transfer *x;
+
+ data->tx_buf = kmalloc(MAX1111_TX_BUF_SIZE, GFP_KERNEL);
+ if (!data->tx_buf)
+ return -ENOMEM;
+
+ data->rx_buf = kmalloc(MAX1111_RX_BUF_SIZE, GFP_KERNEL);
+ if (!data->rx_buf) {
+ kfree(data->tx_buf);
+ return -ENOMEM;
+ }
+
+ m = &data->msg;
+ x = &data->xfer[0];
+
+ spi_message_init(m);
+
+ x->tx_buf = &data->tx_buf[0];
+ x->len = 1;
+ spi_message_add_tail(x, m);
+
+ x++;
+ x->rx_buf = &data->rx_buf[0];
+ x->len = 2;
+ spi_message_add_tail(x, m);
+
+ return 0;
+}
+
+static int __devinit max1111_probe(struct spi_device *spi)
+{
+ struct max1111_data *data;
+ int err;
+
+ spi->bits_per_word = 8;
+ spi->mode = SPI_MODE_0;
+ err = spi_setup(spi);
+ if (err < 0)
+ return err;
+
+ data = kzalloc(sizeof(struct max1111_data), GFP_KERNEL);
+ if (data == NULL) {
+ dev_err(&spi->dev, "failed to allocate memory\n");
+ return -ENOMEM;
+ }
+
+ err = setup_transfer(data);
+ if (err)
+ goto err_free_data;
+
+ data->spi = spi;
+ spi_set_drvdata(spi, data);
+
+ err = sysfs_create_group(&spi->dev.kobj, &max1111_attr_group);
+ if (err) {
+ dev_err(&spi->dev, "failed to create attribute group\n");
+ goto err_free_all;
+ }
+
+ data->hwmon_dev = hwmon_device_register(&spi->dev);
+ if (IS_ERR(data->hwmon_dev)) {
+ dev_err(&spi->dev, "failed to create hwmon device\n");
+ err = PTR_ERR(data->hwmon_dev);
+ goto err_remove;
+ }
+
+#ifdef CONFIG_SHARPSL_PM
+ the_max1111 = data;
+#endif
+ return 0;
+
+err_remove:
+ sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group);
+err_free_all:
+ kfree(data->rx_buf);
+ kfree(data->tx_buf);
+err_free_data:
+ kfree(data);
+ return err;
+}
+
+static int __devexit max1111_remove(struct spi_device *spi)
+{
+ struct max1111_data *data = spi_get_drvdata(spi);
+
+ hwmon_device_unregister(data->hwmon_dev);
+ sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group);
+ kfree(data->rx_buf);
+ kfree(data->tx_buf);
+ kfree(data);
+ return 0;
+}
+
+static struct spi_driver max1111_driver = {
+ .driver = {
+ .name = "max1111",
+ .owner = THIS_MODULE,
+ },
+ .probe = max1111_probe,
+ .remove = __devexit_p(max1111_remove),
+};
+
+static int __init max1111_init(void)
+{
+ return spi_register_driver(&max1111_driver);
+}
+module_init(max1111_init);
+
+static void __exit max1111_exit(void)
+{
+ spi_unregister_driver(&max1111_driver);
+}
+module_exit(max1111_exit);
+
+MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>");
+MODULE_DESCRIPTION("MAX1111 ADC Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hwmon/thmc50.c b/drivers/hwmon/thmc50.c
index 3b01001108c..7d97431e132 100644
--- a/drivers/hwmon/thmc50.c
+++ b/drivers/hwmon/thmc50.c
@@ -55,8 +55,11 @@ I2C_CLIENT_MODULE_PARM(adm1022_temp3, "List of adapter,address pairs "
static const u8 THMC50_REG_TEMP[] = { 0x27, 0x26, 0x20 };
static const u8 THMC50_REG_TEMP_MIN[] = { 0x3A, 0x38, 0x2C };
static const u8 THMC50_REG_TEMP_MAX[] = { 0x39, 0x37, 0x2B };
+static const u8 THMC50_REG_TEMP_CRITICAL[] = { 0x13, 0x14, 0x14 };
+static const u8 THMC50_REG_TEMP_DEFAULT[] = { 0x17, 0x18, 0x18 };
#define THMC50_REG_CONF_nFANOFF 0x20
+#define THMC50_REG_CONF_PROGRAMMED 0x08
/* Each client has this additional data */
struct thmc50_data {
@@ -72,6 +75,7 @@ struct thmc50_data {
s8 temp_input[3];
s8 temp_max[3];
s8 temp_min[3];
+ s8 temp_critical[3];
u8 analog_out;
u8 alarms;
};
@@ -199,6 +203,15 @@ static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr,
return count;
}
+static ssize_t show_temp_critical(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ int nr = to_sensor_dev_attr(attr)->index;
+ struct thmc50_data *data = thmc50_update_device(dev);
+ return sprintf(buf, "%d\n", data->temp_critical[nr] * 1000);
+}
+
static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
char *buf)
{
@@ -214,7 +227,9 @@ static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, show_temp, \
static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \
show_temp_min, set_temp_min, offset - 1); \
static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \
- show_temp_max, set_temp_max, offset - 1);
+ show_temp_max, set_temp_max, offset - 1); \
+static SENSOR_DEVICE_ATTR(temp##offset##_crit, S_IRUGO, \
+ show_temp_critical, NULL, offset - 1);
temp_reg(1);
temp_reg(2);
@@ -234,10 +249,12 @@ static struct attribute *thmc50_attributes[] = {
&sensor_dev_attr_temp1_max.dev_attr.attr,
&sensor_dev_attr_temp1_min.dev_attr.attr,
&sensor_dev_attr_temp1_input.dev_attr.attr,
+ &sensor_dev_attr_temp1_crit.dev_attr.attr,
&sensor_dev_attr_temp1_alarm.dev_attr.attr,
&sensor_dev_attr_temp2_max.dev_attr.attr,
&sensor_dev_attr_temp2_min.dev_attr.attr,
&sensor_dev_attr_temp2_input.dev_attr.attr,
+ &sensor_dev_attr_temp2_crit.dev_attr.attr,
&sensor_dev_attr_temp2_alarm.dev_attr.attr,
&sensor_dev_attr_temp2_fault.dev_attr.attr,
&sensor_dev_attr_pwm1.dev_attr.attr,
@@ -254,6 +271,7 @@ static struct attribute *temp3_attributes[] = {
&sensor_dev_attr_temp3_max.dev_attr.attr,
&sensor_dev_attr_temp3_min.dev_attr.attr,
&sensor_dev_attr_temp3_input.dev_attr.attr,
+ &sensor_dev_attr_temp3_crit.dev_attr.attr,
&sensor_dev_attr_temp3_alarm.dev_attr.attr,
&sensor_dev_attr_temp3_fault.dev_attr.attr,
NULL
@@ -429,6 +447,10 @@ static struct thmc50_data *thmc50_update_device(struct device *dev)
int temps = data->has_temp3 ? 3 : 2;
int i;
+ int prog = i2c_smbus_read_byte_data(client, THMC50_REG_CONF);
+
+ prog &= THMC50_REG_CONF_PROGRAMMED;
+
for (i = 0; i < temps; i++) {
data->temp_input[i] = i2c_smbus_read_byte_data(client,
THMC50_REG_TEMP[i]);
@@ -436,6 +458,10 @@ static struct thmc50_data *thmc50_update_device(struct device *dev)
THMC50_REG_TEMP_MAX[i]);
data->temp_min[i] = i2c_smbus_read_byte_data(client,
THMC50_REG_TEMP_MIN[i]);
+ data->temp_critical[i] =
+ i2c_smbus_read_byte_data(client,
+ prog ? THMC50_REG_TEMP_CRITICAL[i]
+ : THMC50_REG_TEMP_DEFAULT[i]);
}
data->analog_out =
i2c_smbus_read_byte_data(client, THMC50_REG_ANALOG_OUT);
diff --git a/drivers/hwmon/ultra45_env.c b/drivers/hwmon/ultra45_env.c
new file mode 100644
index 00000000000..68e90abeba9
--- /dev/null
+++ b/drivers/hwmon/ultra45_env.c
@@ -0,0 +1,320 @@
+/* ultra45_env.c: Driver for Ultra45 PIC16F747 environmental monitor.
+ *
+ * Copyright (C) 2008 David S. Miller <davem@davemloft.net>
+ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/of_device.h>
+#include <linux/io.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+
+#define DRV_MODULE_VERSION "0.1"
+
+MODULE_AUTHOR("David S. Miller (davem@davemloft.net)");
+MODULE_DESCRIPTION("Ultra45 environmental monitor driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_MODULE_VERSION);
+
+/* PIC device registers */
+#define REG_CMD 0x00UL
+#define REG_CMD_RESET 0x80
+#define REG_CMD_ESTAR 0x01
+#define REG_STAT 0x01UL
+#define REG_STAT_FWVER 0xf0
+#define REG_STAT_TGOOD 0x08
+#define REG_STAT_STALE 0x04
+#define REG_STAT_BUSY 0x02
+#define REG_STAT_FAULT 0x01
+#define REG_DATA 0x40UL
+#define REG_ADDR 0x41UL
+#define REG_SIZE 0x42UL
+
+/* Registers accessed indirectly via REG_DATA/REG_ADDR */
+#define IREG_FAN0 0x00
+#define IREG_FAN1 0x01
+#define IREG_FAN2 0x02
+#define IREG_FAN3 0x03
+#define IREG_FAN4 0x04
+#define IREG_FAN5 0x05
+#define IREG_LCL_TEMP 0x06
+#define IREG_RMT1_TEMP 0x07
+#define IREG_RMT2_TEMP 0x08
+#define IREG_RMT3_TEMP 0x09
+#define IREG_LM95221_TEMP 0x0a
+#define IREG_FIRE_TEMP 0x0b
+#define IREG_LSI1064_TEMP 0x0c
+#define IREG_FRONT_TEMP 0x0d
+#define IREG_FAN_STAT 0x0e
+#define IREG_VCORE0 0x0f
+#define IREG_VCORE1 0x10
+#define IREG_VMEM0 0x11
+#define IREG_VMEM1 0x12
+#define IREG_PSU_TEMP 0x13
+
+struct env {
+ void __iomem *regs;
+ spinlock_t lock;
+
+ struct device *hwmon_dev;
+};
+
+static u8 env_read(struct env *p, u8 ireg)
+{
+ u8 ret;
+
+ spin_lock(&p->lock);
+ writeb(ireg, p->regs + REG_ADDR);
+ ret = readb(p->regs + REG_DATA);
+ spin_unlock(&p->lock);
+
+ return ret;
+}
+
+static void env_write(struct env *p, u8 ireg, u8 val)
+{
+ spin_lock(&p->lock);
+ writeb(ireg, p->regs + REG_ADDR);
+ writeb(val, p->regs + REG_DATA);
+ spin_unlock(&p->lock);
+}
+
+/* There seems to be a adr7462 providing these values, thus a lot
+ * of these calculations are borrowed from the adt7470 driver.
+ */
+#define FAN_PERIOD_TO_RPM(x) ((90000 * 60) / (x))
+#define FAN_RPM_TO_PERIOD FAN_PERIOD_TO_RPM
+#define FAN_PERIOD_INVALID (0xff << 8)
+#define FAN_DATA_VALID(x) ((x) && (x) != FAN_PERIOD_INVALID)
+
+static ssize_t show_fan_speed(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ int fan_nr = to_sensor_dev_attr(attr)->index;
+ struct env *p = dev_get_drvdata(dev);
+ int rpm, period;
+ u8 val;
+
+ val = env_read(p, IREG_FAN0 + fan_nr);
+ period = (int) val << 8;
+ if (FAN_DATA_VALID(period))
+ rpm = FAN_PERIOD_TO_RPM(period);
+ else
+ rpm = 0;
+
+ return sprintf(buf, "%d\n", rpm);
+}
+
+static ssize_t set_fan_speed(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ int fan_nr = to_sensor_dev_attr(attr)->index;
+ int rpm = simple_strtol(buf, NULL, 10);
+ struct env *p = dev_get_drvdata(dev);
+ int period;
+ u8 val;
+
+ if (!rpm)
+ return -EINVAL;
+
+ period = FAN_RPM_TO_PERIOD(rpm);
+ val = period >> 8;
+ env_write(p, IREG_FAN0 + fan_nr, val);
+
+ return count;
+}
+
+static ssize_t show_fan_fault(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ int fan_nr = to_sensor_dev_attr(attr)->index;
+ struct env *p = dev_get_drvdata(dev);
+ u8 val = env_read(p, IREG_FAN_STAT);
+ return sprintf(buf, "%d\n", (val & (1 << fan_nr)) ? 1 : 0);
+}
+
+#define fan(index) \
+static SENSOR_DEVICE_ATTR(fan##index##_speed, S_IRUGO | S_IWUSR, \
+ show_fan_speed, set_fan_speed, index); \
+static SENSOR_DEVICE_ATTR(fan##index##_fault, S_IRUGO, \
+ show_fan_fault, NULL, index)
+
+fan(0);
+fan(1);
+fan(2);
+fan(3);
+fan(4);
+
+static SENSOR_DEVICE_ATTR(psu_fan_fault, S_IRUGO, show_fan_fault, NULL, 6);
+
+static ssize_t show_temp(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ int temp_nr = to_sensor_dev_attr(attr)->index;
+ struct env *p = dev_get_drvdata(dev);
+ s8 val;
+
+ val = env_read(p, IREG_LCL_TEMP + temp_nr);
+ return sprintf(buf, "%d\n", ((int) val) - 64);
+}
+
+static SENSOR_DEVICE_ATTR(adt7462_local_temp, S_IRUGO, show_temp, NULL, 0);
+static SENSOR_DEVICE_ATTR(cpu0_temp, S_IRUGO, show_temp, NULL, 1);
+static SENSOR_DEVICE_ATTR(cpu1_temp, S_IRUGO, show_temp, NULL, 2);
+static SENSOR_DEVICE_ATTR(motherboard_temp, S_IRUGO, show_temp, NULL, 3);
+static SENSOR_DEVICE_ATTR(lm95221_local_temp, S_IRUGO, show_temp, NULL, 4);
+static SENSOR_DEVICE_ATTR(fire_temp, S_IRUGO, show_temp, NULL, 5);
+static SENSOR_DEVICE_ATTR(lsi1064_local_temp, S_IRUGO, show_temp, NULL, 6);
+static SENSOR_DEVICE_ATTR(front_panel_temp, S_IRUGO, show_temp, NULL, 7);
+static SENSOR_DEVICE_ATTR(psu_temp, S_IRUGO, show_temp, NULL, 13);
+
+static ssize_t show_stat_bit(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ int index = to_sensor_dev_attr(attr)->index;
+ struct env *p = dev_get_drvdata(dev);
+ u8 val;
+
+ val = readb(p->regs + REG_STAT);
+ return sprintf(buf, "%d\n", (val & (1 << index)) ? 1 : 0);
+}
+
+static SENSOR_DEVICE_ATTR(fan_failure, S_IRUGO, show_stat_bit, NULL, 0);
+static SENSOR_DEVICE_ATTR(env_bus_busy, S_IRUGO, show_stat_bit, NULL, 1);
+static SENSOR_DEVICE_ATTR(env_data_stale, S_IRUGO, show_stat_bit, NULL, 2);
+static SENSOR_DEVICE_ATTR(tpm_self_test_passed, S_IRUGO, show_stat_bit, NULL, 3);
+
+static ssize_t show_fwver(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct env *p = dev_get_drvdata(dev);
+ u8 val;
+
+ val = readb(p->regs + REG_STAT);
+ return sprintf(buf, "%d\n", val >> 4);
+}
+
+static SENSOR_DEVICE_ATTR(firmware_version, S_IRUGO, show_fwver, NULL, 0);
+
+static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ return sprintf(buf, "ultra45\n");
+}
+
+static SENSOR_DEVICE_ATTR(name, S_IRUGO, show_name, NULL, 0);
+
+static struct attribute *env_attributes[] = {
+ &sensor_dev_attr_fan0_speed.dev_attr.attr,
+ &sensor_dev_attr_fan0_fault.dev_attr.attr,
+ &sensor_dev_attr_fan1_speed.dev_attr.attr,
+ &sensor_dev_attr_fan1_fault.dev_attr.attr,
+ &sensor_dev_attr_fan2_speed.dev_attr.attr,
+ &sensor_dev_attr_fan2_fault.dev_attr.attr,
+ &sensor_dev_attr_fan3_speed.dev_attr.attr,
+ &sensor_dev_attr_fan3_fault.dev_attr.attr,
+ &sensor_dev_attr_fan4_speed.dev_attr.attr,
+ &sensor_dev_attr_fan4_fault.dev_attr.attr,
+ &sensor_dev_attr_psu_fan_fault.dev_attr.attr,
+ &sensor_dev_attr_adt7462_local_temp.dev_attr.attr,
+ &sensor_dev_attr_cpu0_temp.dev_attr.attr,
+ &sensor_dev_attr_cpu1_temp.dev_attr.attr,
+ &sensor_dev_attr_motherboard_temp.dev_attr.attr,
+ &sensor_dev_attr_lm95221_local_temp.dev_attr.attr,
+ &sensor_dev_attr_fire_temp.dev_attr.attr,
+ &sensor_dev_attr_lsi1064_local_temp.dev_attr.attr,
+ &sensor_dev_attr_front_panel_temp.dev_attr.attr,
+ &sensor_dev_attr_psu_temp.dev_attr.attr,
+ &sensor_dev_attr_fan_failure.dev_attr.attr,
+ &sensor_dev_attr_env_bus_busy.dev_attr.attr,
+ &sensor_dev_attr_env_data_stale.dev_attr.attr,
+ &sensor_dev_attr_tpm_self_test_passed.dev_attr.attr,
+ &sensor_dev_attr_firmware_version.dev_attr.attr,
+ &sensor_dev_attr_name.dev_attr.attr,
+ NULL,
+};
+
+static const struct attribute_group env_group = {
+ .attrs = env_attributes,
+};
+
+static int __devinit env_probe(struct of_device *op,
+ const struct of_device_id *match)
+{
+ struct env *p = kzalloc(sizeof(*p), GFP_KERNEL);
+ int err = -ENOMEM;
+
+ if (!p)
+ goto out;
+
+ spin_lock_init(&p->lock);
+
+ p->regs = of_ioremap(&op->resource[0], 0, REG_SIZE, "pic16f747");
+ if (!p->regs)
+ goto out_free;
+
+ err = sysfs_create_group(&op->dev.kobj, &env_group);
+ if (err)
+ goto out_iounmap;
+
+ p->hwmon_dev = hwmon_device_register(&op->dev);
+ if (IS_ERR(p->hwmon_dev)) {
+ err = PTR_ERR(p->hwmon_dev);
+ goto out_sysfs_remove_group;
+ }
+
+ dev_set_drvdata(&op->dev, p);
+ err = 0;
+
+out:
+ return err;
+
+out_sysfs_remove_group:
+ sysfs_remove_group(&op->dev.kobj, &env_group);
+
+out_iounmap:
+ of_iounmap(&op->resource[0], p->regs, REG_SIZE);
+
+out_free:
+ kfree(p);
+ goto out;
+}
+
+static int __devexit env_remove(struct of_device *op)
+{
+ struct env *p = dev_get_drvdata(&op->dev);
+
+ if (p) {
+ sysfs_remove_group(&op->dev.kobj, &env_group);
+ hwmon_device_unregister(p->hwmon_dev);
+ of_iounmap(&op->resource[0], p->regs, REG_SIZE);
+ kfree(p);
+ }
+
+ return 0;
+}
+
+static const struct of_device_id env_match[] = {
+ {
+ .name = "env-monitor",
+ .compatible = "SUNW,ebus-pic16f747-env",
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, env_match);
+
+static struct of_platform_driver env_driver = {
+ .name = "ultra45_env",
+ .match_table = env_match,
+ .probe = env_probe,
+ .remove = __devexit_p(env_remove),
+};
+
+static int __init env_init(void)
+{
+ return of_register_driver(&env_driver, &of_bus_type);
+}
+
+static void __exit env_exit(void)
+{
+ of_unregister_driver(&env_driver);
+}
+
+module_init(env_init);
+module_exit(env_exit);
diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c
index 9564fb06995..b30e5796cb2 100644
--- a/drivers/hwmon/w83627hf.c
+++ b/drivers/hwmon/w83627hf.c
@@ -67,10 +67,6 @@ module_param(force_i2c, byte, 0);
MODULE_PARM_DESC(force_i2c,
"Initialize the i2c address of the sensors");
-static int reset;
-module_param(reset, bool, 0);
-MODULE_PARM_DESC(reset, "Set to one to reset chip on load");
-
static int init = 1;
module_param(init, bool, 0);
MODULE_PARM_DESC(init, "Set to zero to bypass chip initialization");
@@ -209,6 +205,13 @@ static const u16 w83627hf_reg_temp_over[] = { 0x39, 0x155, 0x255 };
#define W83627HF_REG_PWM1 0x5A
#define W83627HF_REG_PWM2 0x5B
+static const u8 W83627THF_REG_PWM_ENABLE[] = {
+ 0x04, /* FAN 1 mode */
+ 0x04, /* FAN 2 mode */
+ 0x12, /* FAN AUX mode */
+};
+static const u8 W83627THF_PWM_ENABLE_SHIFT[] = { 2, 4, 1 };
+
#define W83627THF_REG_PWM1 0x01 /* 697HF/637HF/687THF too */
#define W83627THF_REG_PWM2 0x03 /* 697HF/637HF/687THF too */
#define W83627THF_REG_PWM3 0x11 /* 637HF/687THF too */
@@ -366,6 +369,9 @@ struct w83627hf_data {
u32 alarms; /* Register encoding, combined */
u32 beep_mask; /* Register encoding, combined */
u8 pwm[3]; /* Register value */
+ u8 pwm_enable[3]; /* 1 = manual
+ 2 = thermal cruise (also called SmartFan I)
+ 3 = fan speed cruise */
u8 pwm_freq[3]; /* Register value */
u16 sens[3]; /* 1 = pentium diode; 2 = 3904 diode;
4 = thermistor */
@@ -957,6 +963,42 @@ static SENSOR_DEVICE_ATTR(pwm2, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 1);
static SENSOR_DEVICE_ATTR(pwm3, S_IRUGO|S_IWUSR, show_pwm, store_pwm, 2);
static ssize_t
+show_pwm_enable(struct device *dev, struct device_attribute *devattr, char *buf)
+{
+ int nr = to_sensor_dev_attr(devattr)->index;
+ struct w83627hf_data *data = w83627hf_update_device(dev);
+ return sprintf(buf, "%d\n", data->pwm_enable[nr]);
+}
+
+static ssize_t
+store_pwm_enable(struct device *dev, struct device_attribute *devattr,
+ const char *buf, size_t count)
+{
+ int nr = to_sensor_dev_attr(devattr)->index;
+ struct w83627hf_data *data = dev_get_drvdata(dev);
+ unsigned long val = simple_strtoul(buf, NULL, 10);
+ u8 reg;
+
+ if (!val || (val > 3)) /* modes 1, 2 and 3 are supported */
+ return -EINVAL;
+ mutex_lock(&data->update_lock);
+ data->pwm_enable[nr] = val;
+ reg = w83627hf_read_value(data, W83627THF_REG_PWM_ENABLE[nr]);
+ reg &= ~(0x03 << W83627THF_PWM_ENABLE_SHIFT[nr]);
+ reg |= (val - 1) << W83627THF_PWM_ENABLE_SHIFT[nr];
+ w83627hf_write_value(data, W83627THF_REG_PWM_ENABLE[nr], reg);
+ mutex_unlock(&data->update_lock);
+ return count;
+}
+
+static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
+ store_pwm_enable, 0);
+static SENSOR_DEVICE_ATTR(pwm2_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
+ store_pwm_enable, 1);
+static SENSOR_DEVICE_ATTR(pwm3_enable, S_IRUGO|S_IWUSR, show_pwm_enable,
+ store_pwm_enable, 2);
+
+static ssize_t
show_pwm_freq(struct device *dev, struct device_attribute *devattr, char *buf)
{
int nr = to_sensor_dev_attr(devattr)->index;
@@ -1223,6 +1265,11 @@ static struct attribute *w83627hf_attributes_opt[] = {
&sensor_dev_attr_pwm1_freq.dev_attr.attr,
&sensor_dev_attr_pwm2_freq.dev_attr.attr,
&sensor_dev_attr_pwm3_freq.dev_attr.attr,
+
+ &sensor_dev_attr_pwm1_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm2_enable.dev_attr.attr,
+ &sensor_dev_attr_pwm3_enable.dev_attr.attr,
+
NULL
};
@@ -1366,6 +1413,19 @@ static int __devinit w83627hf_probe(struct platform_device *pdev)
&sensor_dev_attr_pwm3_freq.dev_attr)))
goto ERROR4;
+ if (data->type != w83627hf)
+ if ((err = device_create_file(dev,
+ &sensor_dev_attr_pwm1_enable.dev_attr))
+ || (err = device_create_file(dev,
+ &sensor_dev_attr_pwm2_enable.dev_attr)))
+ goto ERROR4;
+
+ if (data->type == w83627thf || data->type == w83637hf
+ || data->type == w83687thf)
+ if ((err = device_create_file(dev,
+ &sensor_dev_attr_pwm3_enable.dev_attr)))
+ goto ERROR4;
+
data->hwmon_dev = hwmon_device_register(dev);
if (IS_ERR(data->hwmon_dev)) {
err = PTR_ERR(data->hwmon_dev);
@@ -1536,29 +1596,6 @@ static void __devinit w83627hf_init_device(struct platform_device *pdev)
enum chips type = data->type;
u8 tmp;
- if (reset) {
- /* Resetting the chip has been the default for a long time,
- but repeatedly caused problems (fans going to full
- speed...) so it is now optional. It might even go away if
- nobody reports it as being useful, as I see very little
- reason why this would be needed at all. */
- dev_info(&pdev->dev, "If reset=1 solved a problem you were "
- "having, please report!\n");
-
- /* save this register */
- i = w83627hf_read_value(data, W83781D_REG_BEEP_CONFIG);
- /* Reset all except Watchdog values and last conversion values
- This sets fan-divs to 2, among others */
- w83627hf_write_value(data, W83781D_REG_CONFIG, 0x80);
- /* Restore the register and disable power-on abnormal beep.
- This saves FAN 1/2/3 input/output values set by BIOS. */
- w83627hf_write_value(data, W83781D_REG_BEEP_CONFIG, i | 0x80);
- /* Disable master beep-enable (reset turns it on).
- Individual beeps should be reset to off but for some reason
- disabling this bit helps some people not get beeped */
- w83627hf_write_value(data, W83781D_REG_BEEP_INTS2, 0);
- }
-
/* Minimize conflicts with other winbond i2c-only clients... */
/* disable i2c subclients... how to disable main i2c client?? */
/* force i2c address to relatively uncommon address */
@@ -1655,6 +1692,7 @@ static struct w83627hf_data *w83627hf_update_device(struct device *dev)
{
struct w83627hf_data *data = dev_get_drvdata(dev);
int i, num_temps = (data->type == w83697hf) ? 2 : 3;
+ int num_pwms = (data->type == w83697hf) ? 2 : 3;
mutex_lock(&data->update_lock);
@@ -1707,6 +1745,15 @@ static struct w83627hf_data *w83627hf_update_device(struct device *dev)
break;
}
}
+ if (data->type != w83627hf) {
+ for (i = 0; i < num_pwms; i++) {
+ u8 tmp = w83627hf_read_value(data,
+ W83627THF_REG_PWM_ENABLE[i]);
+ data->pwm_enable[i] =
+ ((tmp >> W83627THF_PWM_ENABLE_SHIFT[i])
+ & 0x03) + 1;
+ }
+ }
for (i = 0; i < num_temps; i++) {
data->temp[i] = w83627hf_read_value(
data, w83627hf_reg_temp[i]);
diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c
index e4e91c9d480..de21142d106 100644
--- a/drivers/hwmon/w83791d.c
+++ b/drivers/hwmon/w83791d.c
@@ -233,11 +233,9 @@ static u8 fan_to_reg(long rpm, int div)
static u8 div_to_reg(int nr, long val)
{
int i;
- int max;
- /* first three fan's divisor max out at 8, rest max out at 128 */
- max = (nr < 3) ? 8 : 128;
- val = SENSORS_LIMIT(val, 1, max) >> 1;
+ /* fan divisors max out at 128 */
+ val = SENSORS_LIMIT(val, 1, 128) >> 1;
for (i = 0; i < 7; i++) {
if (val == 0)
break;
@@ -530,6 +528,7 @@ static ssize_t store_fan_div(struct device *dev, struct device_attribute *attr,
unsigned long min;
u8 tmp_fan_div;
u8 fan_div_reg;
+ u8 vbat_reg;
int indx = 0;
u8 keep_mask = 0;
u8 new_shift = 0;
@@ -581,6 +580,16 @@ static ssize_t store_fan_div(struct device *dev, struct device_attribute *attr,
w83791d_write(client, W83791D_REG_FAN_DIV[indx],
fan_div_reg | tmp_fan_div);
+ /* Bit 2 of fans 0-2 is stored in the vbat register (bits 5-7) */
+ if (nr < 3) {
+ keep_mask = ~(1 << (nr + 5));
+ vbat_reg = w83791d_read(client, W83791D_REG_VBAT)
+ & keep_mask;
+ tmp_fan_div = (data->fan_div[nr] << (3 + nr)) & ~keep_mask;
+ w83791d_write(client, W83791D_REG_VBAT,
+ vbat_reg | tmp_fan_div);
+ }
+
/* Restore fan_min */
data->fan_min[nr] = fan_to_reg(min, DIV_FROM_REG(data->fan_div[nr]));
w83791d_write(client, W83791D_REG_FAN_MIN[nr], data->fan_min[nr]);
@@ -1046,9 +1055,10 @@ static int w83791d_probe(struct i2c_client *client,
{
struct w83791d_data *data;
struct device *dev = &client->dev;
- int i, val1, err;
+ int i, err;
#ifdef DEBUG
+ int val1;
val1 = w83791d_read(client, W83791D_REG_DID_VID4);
dev_dbg(dev, "Device ID version: %d.%d (0x%02x)\n",
(val1 >> 5) & 0x07, (val1 >> 1) & 0x0f, val1);
@@ -1182,6 +1192,7 @@ static struct w83791d_data *w83791d_update_device(struct device *dev)
struct w83791d_data *data = i2c_get_clientdata(client);
int i, j;
u8 reg_array_tmp[3];
+ u8 vbat_reg;
mutex_lock(&data->update_lock);
@@ -1219,6 +1230,12 @@ static struct w83791d_data *w83791d_update_device(struct device *dev)
data->fan_div[3] = reg_array_tmp[2] & 0x07;
data->fan_div[4] = (reg_array_tmp[2] >> 4) & 0x07;
+ /* The fan divisor for fans 0-2 get bit 2 from
+ bits 5-7 respectively of vbat register */
+ vbat_reg = w83791d_read(client, W83791D_REG_VBAT);
+ for (i = 0; i < 3; i++)
+ data->fan_div[i] |= (vbat_reg >> (3 + i)) & 0x04;
+
/* Update the first temperature sensor */
for (i = 0; i < 3; i++) {
data->temp1[i] = w83791d_read(client,
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 01:47:29 +0000