diff options
| author | Olof Johansson <olof@lixom.net> | 2012-09-16 18:50:30 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2012-09-16 18:50:30 -0700 |
| commit | d192f93cfca6a0aedbf10fa548d8bc17b86275d6 (patch) | |
| tree | 357a4106ec49747bd78550a79d68f7b6d1f642a3 /drivers/gpu/drm/i915/intel_dp.c | |
| parent | adcb079f28ec08165897e2450a4a60b219274008 (diff) | |
| parent | d5703bd35a4c76b0717ea51e2e8aabce341828a1 (diff) | |
Merge tag 'tegra-for-3.7-maintainers' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra into next/maintainers
* tag 'tegra-for-3.7-maintainers' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra:
MAINTAINERS: tegra: remove Olof/Colin, add device tree files
MAINTAINERS: add defconfig file to TEGRA section
+ sync with 3.6-rc4
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 0a56b9ab0f5..a6c426afaa7 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1174,10 +1174,14 @@ static void ironlake_edp_panel_off(struct intel_dp *intel_dp) WARN(!intel_dp->want_panel_vdd, "Need VDD to turn off panel\n"); pp = ironlake_get_pp_control(dev_priv); - pp &= ~(POWER_TARGET_ON | PANEL_POWER_RESET | EDP_BLC_ENABLE); + /* We need to switch off panel power _and_ force vdd, for otherwise some + * panels get very unhappy and cease to work. */ + pp &= ~(POWER_TARGET_ON | EDP_FORCE_VDD | PANEL_POWER_RESET | EDP_BLC_ENABLE); I915_WRITE(PCH_PP_CONTROL, pp); POSTING_READ(PCH_PP_CONTROL); + intel_dp->want_panel_vdd = false; + ironlake_wait_panel_off(intel_dp); } @@ -1287,11 +1291,9 @@ static void intel_dp_prepare(struct drm_encoder *encoder) * ensure that we have vdd while we switch off the panel. */ ironlake_edp_panel_vdd_on(intel_dp); ironlake_edp_backlight_off(intel_dp); - ironlake_edp_panel_off(intel_dp); - intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_ON); + ironlake_edp_panel_off(intel_dp); intel_dp_link_down(intel_dp); - ironlake_edp_panel_vdd_off(intel_dp, false); } static void intel_dp_commit(struct drm_encoder *encoder) @@ -1326,11 +1328,9 @@ intel_dp_dpms(struct drm_encoder *encoder, int mode) /* Switching the panel off requires vdd. */ ironlake_edp_panel_vdd_on(intel_dp); ironlake_edp_backlight_off(intel_dp); - ironlake_edp_panel_off(intel_dp); - intel_dp_sink_dpms(intel_dp, mode); + ironlake_edp_panel_off(intel_dp); intel_dp_link_down(intel_dp); - ironlake_edp_panel_vdd_off(intel_dp, false); if (is_cpu_edp(intel_dp)) ironlake_edp_pll_off(encoder); |