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drm/i915: set/unset the DDI eDP backlight

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Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Paulo Zanoni
2012-10-23 18:30:06 -02:00
committed by Daniel Vetter
parent b8fc2f6a18
commit d6c50ff8ca
3 changed files with 19 additions and 6 deletions
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15
drivers/gpu/drm/i915/intel_ddi.c
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@@ -1231,12 +1231,23 @@ void intel_enable_ddi(struct intel_encoder *intel_encoder)
* enabling the port.
*/
I915_WRITE(DDI_BUF_CTL(port), DDI_BUF_CTL_ENABLE);
} else if (type == INTEL_OUTPUT_EDP) {
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
ironlake_edp_backlight_on(intel_dp);
}
}
void intel_disable_ddi(struct intel_encoder *encoder)
void intel_disable_ddi(struct intel_encoder *intel_encoder)
{
/* This will be needed in the future, so leave it here for now */
struct drm_encoder *encoder = &intel_encoder->base;
int type = intel_encoder->type;
if (type == INTEL_OUTPUT_EDP) {
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
ironlake_edp_backlight_off(intel_dp);
}
}
int intel_ddi_get_cdclk_freq(struct drm_i915_private *dev_priv)