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drm/i915/psr: Enable AUX-A IO power well on ICL for PSR

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PSR requires AUX IO power well to be enabled. This was already in place
for CNL, extend this for ICL too. Not enabling the power well results in
the aux error interrupts when the hardware exits PSR.

Reported-by: Casey G Bowman <casey.g.bowman@intel.com>
Reported-by: Jyoti R Yadav <jyoti.r.yadav@intel.com>
Cc: Matt Atwood <matthew.s.atwood@intel.com>
Cc: Jyoti R Yadav <jyoti.r.yadav@intel.com>
Cc: Casey G Bowman <casey.g.bowman@intel.com>
Tested-by: Casey G Bowman <casey.g.bowman@intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180914001822.2503-1-dhinakaran.pandiyan@intel.com
This commit is contained in:
Dhinakaran Pandiyan
2018-09-13 17:18:22 -07:00
parent aa2b88074a
commit 9e3b5ce948
2 changed files with 2 additions and 1 deletions
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1
drivers/gpu/drm/i915/intel_runtime_pm.c
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@ -1996,6 +1996,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
BIT_ULL(POWER_DOMAIN_PORT_DDI_F_IO))
#define ICL_AUX_A_IO_POWER_DOMAINS ( \
BIT_ULL(POWER_DOMAIN_AUX_IO_A) | \
BIT_ULL(POWER_DOMAIN_AUX_A))
#define ICL_AUX_B_IO_POWER_DOMAINS ( \
BIT_ULL(POWER_DOMAIN_AUX_B))