[PATCH 07/21] drm/i915: re-initialize DDI buffer translations after resume

Eugeni Dodonov
2012-06-28T18:54:29Z

This is necessary for the modesetting to work correctly after a
suspend-resume cycle. Without this, the pipes and clocks got the correct
configuration, but the underlying DDI buffers configuration was lost.

Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 28bee8a..76508a7 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -7179,6 +7179,8 @@ static void ivb_pch_pwm_override(struct drm_device *dev)

void intel_modeset_init_hw(struct drm_device *dev)
{
+ intel_prepare_ddi(dev);
+
intel_init_clock_gating(dev);

mutex_lock(&dev->struct_mutex);
@@ -7208,8 +7210,6 @@ void intel_modeset_init(struct drm_device *dev)

intel_init_pm(dev);

- intel_prepare_ddi(dev);
-
intel_init_display(dev);

if (IS_GEN2(dev)) {
--
1.7.11.1