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| author | Eugeni Dodonov <eugeni.dodonov@intel.com> | 2012-07-06 15:42:36 -0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-07-20 12:21:36 +0200 |
| commit | 0232e927f8b0b37f5c82648f9bc45e55fb245068 (patch) | |
| tree | 36a413a56c16a821cb631df331e4d95e739815d3 /drivers/gpu/drm/i915/intel_display.c | |
| parent | ff9282613f6796db3fe85dc6cbb995223078f581 (diff) | |
| download | lwn-0232e927f8b0b37f5c82648f9bc45e55fb245068.tar.gz lwn-0232e927f8b0b37f5c82648f9bc45e55fb245068.zip | |
drm/i915: initialize power wells in modeset_init_hw
This initializes power wells within the modeset_init_hw routine.
Testing has shown that this works for both driver load time and for
suspend-resume code paths.
Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0972f49e15d8..80fe02d2d733 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7187,6 +7187,11 @@ static void ivb_pch_pwm_override(struct drm_device *dev) void intel_modeset_init_hw(struct drm_device *dev) { + /* We attempt to init the necessary power wells early in the initialization + * time, so the subsystems that expect power to be enabled can work. + */ + intel_init_power_wells(dev); + intel_prepare_ddi(dev); intel_init_clock_gating(dev); |