[Intel-gfx] [PATCH 23/66] drm/i915: Move stolen stuff to i915_gtt

Ben Widawsky ben at bwidawsk.net
Fri Jun 28 01:30:24 CEST 2013


It doesn't apply to generic VMA, so it belongs with the gtt.

for file in `ls drivers/gpu/drm/i915/*.c` ; do
	sed -i "s/mm.stolen_base/gtt.stolen_base/" $file;
done

for file in `ls drivers/gpu/drm/i915/*.c` ; do
	sed -i "s/mm.stolen/gtt.stolen/" $file;
done

Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
---
 drivers/gpu/drm/i915/i915_drv.h        |  8 +++-----
 drivers/gpu/drm/i915/i915_gem_stolen.c | 32 ++++++++++++++++----------------
 drivers/gpu/drm/i915/i915_irq.c        |  2 +-
 drivers/gpu/drm/i915/intel_pm.c        |  4 ++--
 4 files changed, 22 insertions(+), 24 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index f428076..7016074 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -473,6 +473,9 @@ struct i915_address_space {
  */
 struct i915_gtt {
 	struct i915_address_space base;
+
+	struct drm_mm stolen;
+	unsigned long stolen_base; /* limited to low memory (32-bit) */
 	size_t stolen_size;		/* Total size of stolen memory */
 
 	unsigned long mappable_end;	/* End offset that we can CPU map */
@@ -828,8 +831,6 @@ struct intel_l3_parity {
 };
 
 struct i915_gem_mm {
-	/** Memory allocator for GTT stolen memory */
-	struct drm_mm stolen;
 	/** Memory allocator for GTT */
 	struct drm_mm gtt_space;
 	/** List of all objects in gtt_space. Used to restore gtt
@@ -842,9 +843,6 @@ struct i915_gem_mm {
 	 */
 	struct list_head unbound_list;
 
-	/** Usable portion of the GTT for GEM */
-	unsigned long stolen_base; /* limited to low memory (32-bit) */
-
 	/** PPGTT used for aliasing the PPGTT with the GTT */
 	struct i915_hw_ppgtt *aliasing_ppgtt;
 
diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c
index 8e02344..fd812d5 100644
--- a/drivers/gpu/drm/i915/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/i915_gem_stolen.c
@@ -97,10 +97,10 @@ static int i915_setup_compression(struct drm_device *dev, int size)
 	struct drm_mm_node *compressed_fb, *uninitialized_var(compressed_llb);
 
 	/* Try to over-allocate to reduce reallocations and fragmentation */
-	compressed_fb = drm_mm_search_free(&dev_priv->mm.stolen,
+	compressed_fb = drm_mm_search_free(&dev_priv->gtt.stolen,
 					   size <<= 1, 4096, 0);
 	if (!compressed_fb)
-		compressed_fb = drm_mm_search_free(&dev_priv->mm.stolen,
+		compressed_fb = drm_mm_search_free(&dev_priv->gtt.stolen,
 						   size >>= 1, 4096, 0);
 	if (compressed_fb)
 		compressed_fb = drm_mm_get_block(compressed_fb, size, 4096);
@@ -112,7 +112,7 @@ static int i915_setup_compression(struct drm_device *dev, int size)
 	else if (IS_GM45(dev)) {
 		I915_WRITE(DPFC_CB_BASE, compressed_fb->start);
 	} else {
-		compressed_llb = drm_mm_search_free(&dev_priv->mm.stolen,
+		compressed_llb = drm_mm_search_free(&dev_priv->gtt.stolen,
 						    4096, 4096, 0);
 		if (compressed_llb)
 			compressed_llb = drm_mm_get_block(compressed_llb,
@@ -123,9 +123,9 @@ static int i915_setup_compression(struct drm_device *dev, int size)
 		dev_priv->fbc.compressed_llb = compressed_llb;
 
 		I915_WRITE(FBC_CFB_BASE,
-			   dev_priv->mm.stolen_base + compressed_fb->start);
+			   dev_priv->gtt.stolen_base + compressed_fb->start);
 		I915_WRITE(FBC_LL_BASE,
-			   dev_priv->mm.stolen_base + compressed_llb->start);
+			   dev_priv->gtt.stolen_base + compressed_llb->start);
 	}
 
 	dev_priv->fbc.compressed_fb = compressed_fb;
@@ -147,7 +147,7 @@ int i915_gem_stolen_setup_compression(struct drm_device *dev, int size)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
-	if (dev_priv->mm.stolen_base == 0)
+	if (dev_priv->gtt.stolen_base == 0)
 		return -ENODEV;
 
 	if (size < dev_priv->fbc.size)
@@ -180,7 +180,7 @@ void i915_gem_cleanup_stolen(struct drm_device *dev)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
 	i915_gem_stolen_cleanup_compression(dev);
-	drm_mm_takedown(&dev_priv->mm.stolen);
+	drm_mm_takedown(&dev_priv->gtt.stolen);
 }
 
 int i915_gem_init_stolen(struct drm_device *dev)
@@ -188,18 +188,18 @@ int i915_gem_init_stolen(struct drm_device *dev)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	int bios_reserved = 0;
 
-	dev_priv->mm.stolen_base = i915_stolen_to_physical(dev);
-	if (dev_priv->mm.stolen_base == 0)
+	dev_priv->gtt.stolen_base = i915_stolen_to_physical(dev);
+	if (dev_priv->gtt.stolen_base == 0)
 		return 0;
 
 	DRM_DEBUG_KMS("found %zd bytes of stolen memory at %08lx\n",
-		      dev_priv->gtt.stolen_size, dev_priv->mm.stolen_base);
+		      dev_priv->gtt.stolen_size, dev_priv->gtt.stolen_base);
 
 	if (IS_VALLEYVIEW(dev))
 		bios_reserved = 1024*1024; /* top 1M on VLV/BYT */
 
 	/* Basic memrange allocator for stolen space */
-	drm_mm_init(&dev_priv->mm.stolen, 0, dev_priv->gtt.stolen_size -
+	drm_mm_init(&dev_priv->gtt.stolen, 0, dev_priv->gtt.stolen_size -
 		    bios_reserved);
 
 	return 0;
@@ -234,7 +234,7 @@ i915_pages_create_for_stolen(struct drm_device *dev,
 	sg->offset = offset;
 	sg->length = size;
 
-	sg_dma_address(sg) = (dma_addr_t)dev_priv->mm.stolen_base + offset;
+	sg_dma_address(sg) = (dma_addr_t)dev_priv->gtt.stolen_base + offset;
 	sg_dma_len(sg) = size;
 
 	return st;
@@ -300,14 +300,14 @@ i915_gem_object_create_stolen(struct drm_device *dev, u32 size)
 	struct drm_i915_gem_object *obj;
 	struct drm_mm_node *stolen;
 
-	if (dev_priv->mm.stolen_base == 0)
+	if (dev_priv->gtt.stolen_base == 0)
 		return NULL;
 
 	DRM_DEBUG_KMS("creating stolen object: size=%x\n", size);
 	if (size == 0)
 		return NULL;
 
-	stolen = drm_mm_search_free(&dev_priv->mm.stolen, size, 4096, 0);
+	stolen = drm_mm_search_free(&dev_priv->gtt.stolen, size, 4096, 0);
 	if (stolen)
 		stolen = drm_mm_get_block(stolen, size, 4096);
 	if (stolen == NULL)
@@ -331,7 +331,7 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev,
 	struct drm_i915_gem_object *obj;
 	struct drm_mm_node *stolen;
 
-	if (dev_priv->mm.stolen_base == 0)
+	if (dev_priv->gtt.stolen_base == 0)
 		return NULL;
 
 	DRM_DEBUG_KMS("creating preallocated stolen object: stolen_offset=%x, gtt_offset=%x, size=%x\n",
@@ -344,7 +344,7 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev,
 	if (WARN_ON(size == 0))
 		return NULL;
 
-	stolen = drm_mm_create_block(&dev_priv->mm.stolen,
+	stolen = drm_mm_create_block(&dev_priv->gtt.stolen,
 				     stolen_offset, size,
 				     false);
 	if (stolen == NULL) {
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index fa70fd0..1e25920 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1538,7 +1538,7 @@ i915_error_object_create_sized(struct drm_i915_private *dev_priv,
 		} else if (src->stolen) {
 			unsigned long offset;
 
-			offset = dev_priv->mm.stolen_base;
+			offset = dev_priv->gtt.stolen_base;
 			offset += src->stolen->start;
 			offset += i << PAGE_SHIFT;
 
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index d32734d..02f2dea 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3464,7 +3464,7 @@ static void valleyview_setup_pctx(struct drm_device *dev)
 		/* BIOS set it up already, grab the pre-alloc'd space */
 		int pcbr_offset;
 
-		pcbr_offset = (pcbr & (~4095)) - dev_priv->mm.stolen_base;
+		pcbr_offset = (pcbr & (~4095)) - dev_priv->gtt.stolen_base;
 		pctx = i915_gem_object_create_stolen_for_preallocated(dev_priv->dev,
 								      pcbr_offset,
 								      -1,
@@ -3486,7 +3486,7 @@ static void valleyview_setup_pctx(struct drm_device *dev)
 		return;
 	}
 
-	pctx_paddr = dev_priv->mm.stolen_base + pctx->stolen->start;
+	pctx_paddr = dev_priv->gtt.stolen_base + pctx->stolen->start;
 	I915_WRITE(VLV_PCBR, pctx_paddr);
 
 out:
-- 
1.8.3.1




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