diff options
| author | Jesse Barnes | 2014-03-31 20:13:56 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2014-07-07 23:44:43 +0200 |
| commit | f7d2323c181ed5a2596494b860a99d567fd3e6cd (patch) | |
| tree | 7691ec3bfb9749769a686d98f442b89af4b25525 /drivers/gpu/drm/i915/intel_dp.c | |
| parent | drm/i915: Enable semaphores on BDW (diff) | |
| download | kernel-qcow2-linux-f7d2323c181ed5a2596494b860a99d567fd3e6cd.tar.gz kernel-qcow2-linux-f7d2323c181ed5a2596494b860a99d567fd3e6cd.tar.xz kernel-qcow2-linux-f7d2323c181ed5a2596494b860a99d567fd3e6cd.zip | |
drm/i915: correct BLC vs PWM enable/disable ordering
With the new checks in place, we can see we're doing things backwards,
so fix them up per the spec.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 2da413cba987..e0f1bd125d85 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1316,8 +1316,6 @@ void intel_edp_panel_off(struct intel_dp *intel_dp) DRM_DEBUG_KMS("Turn eDP power off\n"); - edp_wait_backlight_off(intel_dp); - WARN(!intel_dp->want_panel_vdd, "Need VDD to turn off panel\n"); pp = ironlake_get_pp_control(intel_dp); @@ -1353,6 +1351,9 @@ void intel_edp_backlight_on(struct intel_dp *intel_dp) return; DRM_DEBUG_KMS("\n"); + + intel_panel_enable_backlight(intel_dp->attached_connector); + /* * If we enable the backlight right away following a panel power * on, we may see slight flicker as the panel syncs with the eDP @@ -1367,8 +1368,6 @@ void intel_edp_backlight_on(struct intel_dp *intel_dp) I915_WRITE(pp_ctrl_reg, pp); POSTING_READ(pp_ctrl_reg); - - intel_panel_enable_backlight(intel_dp->attached_connector); } void intel_edp_backlight_off(struct intel_dp *intel_dp) @@ -1381,8 +1380,6 @@ void intel_edp_backlight_off(struct intel_dp *intel_dp) if (!is_edp(intel_dp)) return; - intel_panel_disable_backlight(intel_dp->attached_connector); - DRM_DEBUG_KMS("\n"); pp = ironlake_get_pp_control(intel_dp); pp &= ~EDP_BLC_ENABLE; @@ -1392,6 +1389,10 @@ void intel_edp_backlight_off(struct intel_dp *intel_dp) I915_WRITE(pp_ctrl_reg, pp); POSTING_READ(pp_ctrl_reg); intel_dp->last_backlight_off = jiffies; + + edp_wait_backlight_off(intel_dp); + + intel_panel_disable_backlight(intel_dp->attached_connector); } static void ironlake_edp_pll_on(struct intel_dp *intel_dp) |