On Fri, 2013-04-12 at 15:18 +0300, Jani Nikula wrote:
> Signed-off-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/gpu/drm/i915/intel_panel.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_panel.c
> b/drivers/gpu/drm/i915/intel_panel.c
> index 5d3e9d7..0362f5c 100644
> --- a/drivers/gpu/drm/i915/intel_panel.c
> +++ b/drivers/gpu/drm/i915/intel_panel.c
> @@ -344,6 +344,8 @@ void intel_panel_enable_backlight(struct drm_device *dev,
> enum pipe pipe)
> {
> struct drm_i915_private *dev_priv = dev->dev_private;
> + enum transcoder cpu_transcoder =
> + intel_pipe_to_cpu_transcoder(dev_priv, pipe);
> unsigned long flags;
>
> spin_lock_irqsave(&dev_priv->backlight.lock, flags);
> @@ -374,7 +376,7 @@ void intel_panel_enable_backlight(struct drm_device *dev,
> else
> tmp &= ~BLM_PIPE_SELECT;
>
> - tmp |= BLM_PIPE(pipe);
> + tmp |= BLM_PIPE(cpu_transcoder);
Imo BLM_PIPE would be clearer checking for TRANSCODER_EDP explicitly,
but the code works anyway, so:
Reviewed-by: Imre Deak <imre.d...@intel.com>
> tmp &= ~BLM_PWM_ENABLE;
>
> I915_WRITE(reg, tmp);
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