diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-10-25 10:06:04 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2016-10-25 10:06:04 +0200 |
| commit | 0fc4f78f44e6c6148cee32456f0d0023ec1c1fd8 (patch) | |
| tree | 71c906207227dd8753a0191db9304035ec3471a4 /drivers/acpi/fan.c | |
| parent | 78010cd9736ec571796f4404524ed575b81238b9 (diff) | |
| parent | 5481e27f6fd06b7cb902072e81d6b083db8155eb (diff) | |
Merge remote-tracking branch 'airlied/drm-next' into topic/drm-misc
Backmerge latest drm-next to have a baseline for the
s/fence/dma_fence/ patch from Chris.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/acpi/fan.c')
| -rw-r--r-- | drivers/acpi/fan.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index 384cfc3083e1..6cf4988206f2 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -129,8 +129,18 @@ static int fan_get_state_acpi4(struct acpi_device *device, unsigned long *state) control = obj->package.elements[1].integer.value; for (i = 0; i < fan->fps_count; i++) { - if (control == fan->fps[i].control) + /* + * When Fine Grain Control is set, return the state + * corresponding to maximum fan->fps[i].control + * value compared to the current speed. Here the + * fan->fps[] is sorted array with increasing speed. + */ + if (fan->fif.fine_grain_ctrl && control < fan->fps[i].control) { + i = (i > 0) ? i - 1 : 0; break; + } else if (control == fan->fps[i].control) { + break; + } } if (i == fan->fps_count) { dev_dbg(&device->dev, "Invalid control value returned\n"); |