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| author | Alex Deucher <alexander.deucher@amd.com> | 2012-12-14 17:57:36 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-27 16:49:17 +0200 |
| commit | 29a152218980fee821da952cb4edea2e3231ee0c (patch) | |
| tree | abef5398674ab0eeaef42e8a4bb2c68043d73c4a /drivers/gpu/drm/radeon/ni.c | |
| parent | drm/radeon: make get_temperature functions a callback (diff) | |
| download | linux-29a152218980fee821da952cb4edea2e3231ee0c.tar.xz linux-29a152218980fee821da952cb4edea2e3231ee0c.zip | |
drm/radeon: add support for thermal sensor on tn
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/ni.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/ni.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 84583302b081..f88946160854 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -692,6 +692,14 @@ out: return err; } +int tn_get_temp(struct radeon_device *rdev) +{ + u32 temp = RREG32_SMC(TN_CURRENT_GNB_TEMP) & 0x7ff; + int actual_temp = (temp / 8) - 49; + + return actual_temp * 1000; +} + /* * Core functions */ |