patches.baytrail/0057-drm-i915-drop-code-duplication-in-favor-of-asle-inte.patch

From 75b6465485ee76c8432d06059734f7bab1b227c7 Mon Sep 17 00:00:00 2001
From: Jani Nikula <jani.nikula@intel.com>
Date: Wed, 24 Apr 2013 22:18:44 +0300
Subject: drm/i915: drop code duplication in favor of asle interrupt handler

With the previous work asle and gse interrupt handlers should now be
functionally the same. Drop the duplicated code.

v2: Drop intel_opregion_gse_intr() also in the !CONFIG_ACPI path. (Damien)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
(cherry picked from commit 81a078092ed25b1017d1351c68837b750a09933a)
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h       |  2 --
 drivers/gpu/drm/i915/i915_irq.c       |  4 ++--
 drivers/gpu/drm/i915/intel_opregion.c | 37 -----------------------------------
 3 files changed, 2 insertions(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 8a8e8dc5c2e1..afc6977303c6 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1825,13 +1825,11 @@ extern int intel_opregion_setup(struct drm_device *dev);
 extern void intel_opregion_init(struct drm_device *dev);
 extern void intel_opregion_fini(struct drm_device *dev);
 extern void intel_opregion_asle_intr(struct drm_device *dev);
-extern void intel_opregion_gse_intr(struct drm_device *dev);
 extern void intel_opregion_enable_asle(struct drm_device *dev);
 #else
 static inline void intel_opregion_init(struct drm_device *dev) { return; }
 static inline void intel_opregion_fini(struct drm_device *dev) { return; }
 static inline void intel_opregion_asle_intr(struct drm_device *dev) { return; }
-static inline void intel_opregion_gse_intr(struct drm_device *dev) { return; }
 static inline void intel_opregion_enable_asle(struct drm_device *dev) { return; }
 #endif
 
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 4fe62a65a87a..ebb0c7c3836e 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1196,7 +1196,7 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg)
 			dp_aux_irq_handler(dev);
 
 		if (de_iir & DE_GSE_IVB)
-			intel_opregion_gse_intr(dev);
+			intel_opregion_asle_intr(dev);
 
 		for (i = 0; i < 3; i++) {
 			if (de_iir & (DE_PIPEA_VBLANK_IVB << (5 * i)))
@@ -1293,7 +1293,7 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg)
 		dp_aux_irq_handler(dev);
 
 	if (de_iir & DE_GSE)
-		intel_opregion_gse_intr(dev);
+		intel_opregion_asle_intr(dev);
 
 	if (de_iir & DE_PIPEA_VBLANK)
 		drm_handle_vblank(dev, 0);
diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c
index 34586410743b..8f4989476a6f 100644
--- a/drivers/gpu/drm/i915/intel_opregion.c
+++ b/drivers/gpu/drm/i915/intel_opregion.c
@@ -222,43 +222,6 @@ void intel_opregion_asle_intr(struct drm_device *dev)
 	iowrite32(asle_stat, &asle->aslc);
 }
 
-void intel_opregion_gse_intr(struct drm_device *dev)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	struct opregion_asle __iomem *asle = dev_priv->opregion.asle;
-	u32 asle_stat = 0;
-	u32 asle_req;
-
-	if (!asle)
-		return;
-
-	asle_req = ioread32(&asle->aslc) & ASLE_REQ_MSK;
-
-	if (!asle_req) {
-		DRM_DEBUG_DRIVER("non asle set request??\n");
-		return;
-	}
-
-	if (asle_req & ASLE_SET_ALS_ILLUM) {
-		DRM_DEBUG_DRIVER("Illum is not supported\n");
-		asle_stat |= ASLE_ALS_ILLUM_FAILED;
-	}
-
-	if (asle_req & ASLE_SET_BACKLIGHT)
-		asle_stat |= asle_set_backlight(dev, ioread32(&asle->bclp));
-
-	if (asle_req & ASLE_SET_PFIT) {
-		DRM_DEBUG_DRIVER("Pfit is not supported\n");
-		asle_stat |= ASLE_PFIT_FAILED;
-	}
-
-	if (asle_req & ASLE_SET_PWM_FREQ) {
-		DRM_DEBUG_DRIVER("PWM freq is not supported\n");
-		asle_stat |= ASLE_PWM_FREQ_FAILED;
-	}
-
-	iowrite32(asle_stat, &asle->aslc);
-}
 #define ASLE_ALS_EN    (1<<0)
 #define ASLE_BLC_EN    (1<<1)
 #define ASLE_PFIT_EN   (1<<2)
-- 
1.8.5.rc3