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| author | Andrew Paprocki <andrew@ishiboo.com> | 2008-09-20 10:25:19 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@mahadeva.delvare> | 2008-09-20 10:25:19 +0200 |
| commit | 859b9ef30cc1bdba4b55327b95b22489bd5591c2 (patch) | |
| tree | 02ac8658ab2bf6ca5eee6ca2888d93efc7bc5c31 /drivers/hwmon/it87.c | |
| parent | 13b3c3fa27f8f4ed306ce624f446fab000dd8ee4 (diff) | |
| download | linux-3.10-859b9ef30cc1bdba4b55327b95b22489bd5591c2.tar.gz linux-3.10-859b9ef30cc1bdba4b55327b95b22489bd5591c2.tar.bz2 linux-3.10-859b9ef30cc1bdba4b55327b95b22489bd5591c2.zip | |
hwmon: (it87) Fix fan tachometer reading in IT8712F rev 0x7 (I)
The IT8712F v0.9.1 datasheet applies to revisions >= 0x8 (J).
The driver was incorrectly attempting to enable 16-bit fan
readings on rev 0x7 (I) which led to incorrect RPM values.
Signed-off-by: Andrew Paprocki <andrew@ishiboo.com>
Tested-by: John Gumb <john.gumb@tandberg.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/hwmon/it87.c')
| -rw-r--r-- | drivers/hwmon/it87.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index 30cdb095677..f1133081cc4 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -273,10 +273,10 @@ struct it87_data { 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 7h == Version I. + 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 >= 0x07) + || (data->type == it8712 && data->revision >= 0x08) || data->type == it8716 || data->type == it8718; } |