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[PATCH] hwmon: w83627hf: no reset by default 

Make the reset of the chips in w83627hf optional rather than the
default. This reset has been causing trouble several times already. It
may even go completely away unless it proves to be useful to at least
one user.

Closes bug #5168:
http://bugzilla.kernel.org/show_bug.cgi?id=5168

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Jean Delvare 2005-09-04 22:52:17 +02:00 committed by Greg Kroah-Hartman
parent 0db9714a0c
commit 2251cf1a4b
1 changed files with 13 additions and 1 deletions
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14
drivers/hwmon/w83627hf.c
View File

@ -64,6 +64,10 @@ static unsigned short address;
/* Insmod parameters */
enum chips { any_chip, w83627hf, w83627thf, w83697hf, w83637hf };
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");
@ -1279,7 +1283,15 @@ static void w83627hf_init_client(struct i2c_client *client)
int type = data->type;
u8 tmp;
if(init) {
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(&client->dev, "If reset=1 solved a problem you were "
"having, please report!\n");
/* save this register */
i = w83627hf_read_value(client, W83781D_REG_BEEP_CONFIG);
/* Reset all except Watchdog values and last conversion values