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drm/i915: No need to power up PG2 for GMBUS on BXT 

GMBUS lives in PG1, so no need to power up PG2. We do want to prevent
the DMC from making a mess of things though, so add GMBUS to the DC off
power well.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171208213739.16388-2-ville.syrjala@linux.intel.com
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
This commit is contained in:
Ville Syrjälä 2017-12-08 23:37:37 +02:00
parent 156961ae7b
commit 54c105d6cb
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_runtime_pm.c
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@ -1726,13 +1726,13 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
BIT_ULL(POWER_DOMAIN_AUX_C) | \
BIT_ULL(POWER_DOMAIN_AUDIO) | \
BIT_ULL(POWER_DOMAIN_VGA) | \
BIT_ULL(POWER_DOMAIN_GMBUS) | \
BIT_ULL(POWER_DOMAIN_INIT))
#define BXT_DISPLAY_DC_OFF_POWER_DOMAINS ( \
BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS | \
BIT_ULL(POWER_DOMAIN_GT_IRQ) | \
BIT_ULL(POWER_DOMAIN_MODESET) | \
BIT_ULL(POWER_DOMAIN_AUX_A) | \
BIT_ULL(POWER_DOMAIN_GMBUS) | \
BIT_ULL(POWER_DOMAIN_INIT))
#define BXT_DPIO_CMN_A_POWER_DOMAINS ( \
BIT_ULL(POWER_DOMAIN_PORT_DDI_A_LANES) | \