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yaml
---
r: 220463
b: refs/heads/master
c: 4667bcb
h: refs/heads/master
i:
  220461: 9db5659
  220459: 75888f5
  220455: 226a4d6
  220447: 0006193
v: v3
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Guenter Roeck authored and Jean Delvare committed Oct 28, 2010
1 parent c5f16ce commit 6329ff5
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Showing 2 changed files with 61 additions and 33 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 15b66ab69051c014d0ba9f46f7081a8a7e6ad1c3
refs/heads/master: 4667bcb8d8fc081a804a798df70dc91241946e0a
92 changes: 60 additions & 32 deletions trunk/drivers/hwmon/lm90.c
Original file line number Diff line number Diff line change
Expand Up @@ -189,6 +189,63 @@ static const struct i2c_device_id lm90_id[] = {
};
MODULE_DEVICE_TABLE(i2c, lm90_id);

/*
* chip type specific parameters
*/
struct lm90_params {
u32 flags; /* Capabilities */
u16 alert_alarms; /* Which alarm bits trigger ALERT# */
/* Upper 8 bits for max6695/96 */
};

static const struct lm90_params lm90_params[] = {
[adm1032] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
.alert_alarms = 0x7c,
},
[adt7461] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
.alert_alarms = 0x7c,
},
[lm86] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
.alert_alarms = 0x7b,
},
[lm90] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
.alert_alarms = 0x7b,
},
[lm99] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
.alert_alarms = 0x7b,
},
[max6646] = {
.flags = LM90_HAVE_LOCAL_EXT,
.alert_alarms = 0x7c,
},
[max6657] = {
.flags = LM90_HAVE_LOCAL_EXT,
.alert_alarms = 0x7c,
},
[max6659] = {
.flags = LM90_HAVE_LOCAL_EXT | LM90_HAVE_EMERGENCY,
.alert_alarms = 0x7c,
},
[max6680] = {
.flags = LM90_HAVE_OFFSET,
.alert_alarms = 0x7c,
},
[max6696] = {
.flags = LM90_HAVE_LOCAL_EXT | LM90_HAVE_EMERGENCY
| LM90_HAVE_EMERGENCY_ALARM | LM90_HAVE_TEMP3,
.alert_alarms = 0x187c,
},
[w83l771] = {
.flags = LM90_HAVE_OFFSET | LM90_HAVE_REM_LIMIT_EXT,
.alert_alarms = 0x7c,
},
};

/*
* Client data (each client gets its own)
*/
Expand All @@ -199,7 +256,7 @@ struct lm90_data {
char valid; /* zero until following fields are valid */
unsigned long last_updated; /* in jiffies */
int kind;
int flags;
u32 flags;

u8 config_orig; /* Original configuration register value */
u16 alert_alarms; /* Which alarm bits trigger ALERT# */
Expand Down Expand Up @@ -1201,39 +1258,10 @@ static int lm90_probe(struct i2c_client *new_client,

/* Different devices have different alarm bits triggering the
* ALERT# output */
switch (data->kind) {
case lm90:
case lm99:
case lm86:
data->alert_alarms = 0x7b;
break;
case max6696:
data->alert_alarms = 0x187c;
break;
default:
data->alert_alarms = 0x7c;
break;
}
data->alert_alarms = lm90_params[data->kind].alert_alarms;

/* Set chip capabilities */
if (data->kind != max6657 && data->kind != max6659
&& data->kind != max6646 && data->kind != max6696)
data->flags |= LM90_HAVE_OFFSET;

if (data->kind == max6657 || data->kind == max6659
|| data->kind == max6646 || data->kind == max6696)
data->flags |= LM90_HAVE_LOCAL_EXT;

if (data->kind != max6657 && data->kind != max6659
&& data->kind != max6646 && data->kind != max6680
&& data->kind != max6696)
data->flags |= LM90_HAVE_REM_LIMIT_EXT;

if (data->kind == max6659 || data->kind == max6696)
data->flags |= LM90_HAVE_EMERGENCY;

if (data->kind == max6696)
data->flags |= LM90_HAVE_EMERGENCY_ALARM | LM90_HAVE_TEMP3;
data->flags = lm90_params[data->kind].flags;

/* Initialize the LM90 chip */
lm90_init_client(new_client);
Expand Down

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