[Intel-gfx] [PATCH 3/5] drm/i915: Add POWER_DOMAIN_VGA

[ville.syrjala at linux.intel.com]

From: Ville Syrjälä <ville.syrjala at linux.intel.com>

VGA registers/memory live inside the the display power well. Add a power
domain for VGA.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 1 +
 drivers/gpu/drm/i915/intel_pm.c | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 152291c..54b1966 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -99,6 +99,7 @@ enum intel_display_power_domain {
 	POWER_DOMAIN_TRANSCODER_B,
 	POWER_DOMAIN_TRANSCODER_C,
 	POWER_DOMAIN_TRANSCODER_EDP = POWER_DOMAIN_TRANSCODER_A + 0xF,
+	POWER_DOMAIN_VGA,
 };
 
 #define POWER_DOMAIN_PIPE(pipe) ((pipe) + POWER_DOMAIN_PIPE_A)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 1aa604c..f08fe52 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5271,6 +5271,7 @@ bool intel_display_power_enabled(struct drm_device *dev,
 	case POWER_DOMAIN_PIPE_A:
 	case POWER_DOMAIN_TRANSCODER_EDP:
 		return true;
+	case POWER_DOMAIN_VGA:
 	case POWER_DOMAIN_PIPE_B:
 	case POWER_DOMAIN_PIPE_C:
 	case POWER_DOMAIN_PIPE_A_PANEL_FITTER:
@@ -5359,6 +5360,7 @@ void intel_display_power_get(struct drm_device *dev,
 	case POWER_DOMAIN_PIPE_A:
 	case POWER_DOMAIN_TRANSCODER_EDP:
 		return;
+	case POWER_DOMAIN_VGA:
 	case POWER_DOMAIN_PIPE_B:
 	case POWER_DOMAIN_PIPE_C:
 	case POWER_DOMAIN_PIPE_A_PANEL_FITTER:
@@ -5389,6 +5391,7 @@ void intel_display_power_put(struct drm_device *dev,
 	case POWER_DOMAIN_PIPE_A:
 	case POWER_DOMAIN_TRANSCODER_EDP:
 		return;
+	case POWER_DOMAIN_VGA:
 	case POWER_DOMAIN_PIPE_B:
 	case POWER_DOMAIN_PIPE_C:
 	case POWER_DOMAIN_PIPE_A_PANEL_FITTER:
-- 
1.8.1.5