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authorVille Syrjälä <[email protected]>2015-11-30 16:23:42 +0200
committerVille Syrjälä <[email protected]>2015-12-02 11:22:56 +0200
commit245f586876eefc55438f0d65856fbe15de8dadca (patch)
tree67dbc21fe9404737e87dbe5935cbc4ad8404f082
parentd965e7ac7a196c27e299c598bcb678ab71132dc1 (diff)
drm/i915: Fix VBT backlight Hz to PWM conversion for PNV
Convert the MHz number coming from intel_rawclk() into Hz in i9xx_hz_to_pwm() on PNV. Otherwise we'll get something totally bogus as a result. Fixes: aa17cdb4f836 ("drm/i915: initialize backlight max from VBT") Signed-off-by: Ville Syrjälä <[email protected]> Link: http://patchwork.freedesktop.org/patch/msgid/[email protected] Reviewed-by: Jani Nikula <[email protected]>
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 2b25497333de..c3d3bba97651 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -1343,7 +1343,7 @@ static u32 i9xx_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz)
int clock;
if (IS_PINEVIEW(dev))
- clock = intel_hrawclk(dev);
+ clock = MHz(intel_hrawclk(dev));
else
clock = 1000 * dev_priv->display.get_display_clock_speed(dev);