From: Paulo Zanoni <paulo.r.zanoni at intel.com> Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com> --- drivers/gpu/drm/i915/intel_ddi.c | 15 +++++++++++++-- drivers/gpu/drm/i915/intel_dp.c | 4 ++-- drivers/gpu/drm/i915/intel_drv.h | 6 ++++-- 3 files changed, 19 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 30b0db7..232f2d0 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -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) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 6d30b2d..d926f99 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1166,7 +1166,7 @@ static void ironlake_edp_panel_off(struct intel_dp *intel_dp) ironlake_wait_panel_off(intel_dp); } -static void ironlake_edp_backlight_on(struct intel_dp *intel_dp) +void ironlake_edp_backlight_on(struct intel_dp *intel_dp) { struct drm_device *dev = intel_dp->base.base.dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -1192,7 +1192,7 @@ static void ironlake_edp_backlight_on(struct intel_dp *intel_dp) intel_panel_enable_backlight(dev, pipe); } -static void ironlake_edp_backlight_off(struct intel_dp *intel_dp) +void ironlake_edp_backlight_off(struct intel_dp *intel_dp) { struct drm_device *dev = intel_dp->base.base.dev; struct drm_i915_private *dev_priv = dev->dev_private; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index c05e892..47d62fb 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -439,6 +439,8 @@ extern void intel_dp_start_link_train(struct intel_dp *intel_dp); extern void intel_dp_complete_link_train(struct intel_dp *intel_dp); extern void intel_dp_sink_dpms(struct intel_dp *intel_dp, int mode); extern bool intel_dpd_is_edp(struct drm_device *dev); +extern void ironlake_edp_backlight_on(struct intel_dp *intel_dp); +extern void ironlake_edp_backlight_off(struct intel_dp *intel_dp); extern void intel_edp_link_config(struct intel_encoder *, int *, int *); extern int intel_edp_target_clock(struct intel_encoder *, struct drm_display_mode *mode); @@ -602,8 +604,8 @@ extern void intel_disable_gt_powersave(struct drm_device *dev); extern void gen6_gt_check_fifodbg(struct drm_i915_private *dev_priv); extern void ironlake_teardown_rc6(struct drm_device *dev); -extern void intel_enable_ddi(struct intel_encoder *encoder); -extern void intel_disable_ddi(struct intel_encoder *encoder); +extern void intel_enable_ddi(struct intel_encoder *intel_encoder); +extern void intel_disable_ddi(struct intel_encoder *intel_encoder); extern bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); extern void intel_ddi_mode_set(struct drm_encoder *encoder, -- 1.7.11.4