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drm/i915/cnl: Fix comment about AUX IO power well enable/disable

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The comments match an earlier version of the patch, fix them to match
the current state.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1498750622-14023-6-git-send-email-imre.deak@intel.com
This commit is contained in:
Imre Deak 2017-06-29 18:37:02 +03:00
parent 42d9366d41
commit b38131fbcb
1 changed files with 9 additions and 2 deletions
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11
drivers/gpu/drm/i915/intel_runtime_pm.c
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@ -2845,7 +2845,10 @@ static void cnl_display_core_init(struct drm_i915_private *dev_priv, bool resume
val |= CL_POWER_DOWN_ENABLE;
I915_WRITE(CNL_PORT_CL1CM_DW5, val);
/* 4. Enable Power Well 1 (PG1) and Aux IO Power */
/*
* 4. Enable Power Well 1 (PG1).
* The AUX IO power wells will be enabled on demand.
*/
mutex_lock(&power_domains->lock);
well = lookup_power_well(dev_priv, SKL_DISP_PW_1);
intel_power_well_enable(dev_priv, well);
@ -2877,7 +2880,11 @@ static void cnl_display_core_uninit(struct drm_i915_private *dev_priv)
/* 3. Disable CD clock */
cnl_uninit_cdclk(dev_priv);
/* 4. Disable Power Well 1 (PG1) and Aux IO Power */
/*
* 4. Disable Power Well 1 (PG1).
* The AUX IO power wells are toggled on demand, so they are already
* disabled at this point.
*/
mutex_lock(&power_domains->lock);
well = lookup_power_well(dev_priv, SKL_DISP_PW_1);
intel_power_well_disable(dev_priv, well);