1 files changed, 31 insertions, 43 deletions

diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h
index 1f7dac63abb7..b3b75be9ced5 100644
--- a/drivers/gpu/drm/i915/intel_memory_region.h
+++ b/drivers/gpu/drm/i915/intel_memory_region.h
@@ -6,15 +6,15 @@
 #ifndef __INTEL_MEMORY_REGION_H__
 #define __INTEL_MEMORY_REGION_H__
 
-#include <linux/kref.h>
 #include <linux/ioport.h>
 #include <linux/mutex.h>
 #include <linux/io-mapping.h>
 #include <drm/drm_mm.h>
-#include <drm/i915_drm.h>
+#include <uapi/drm/i915_drm.h>
 
 struct drm_i915_private;
 struct drm_i915_gem_object;
+struct drm_printer;
 struct intel_memory_region;
 struct sg_table;
 struct ttm_resource;
@@ -29,88 +29,64 @@ enum intel_memory_type {
 
 enum intel_region_id {
 	INTEL_REGION_SMEM = 0,
-	INTEL_REGION_LMEM,
+	INTEL_REGION_LMEM_0,
+	INTEL_REGION_LMEM_1,
+	INTEL_REGION_LMEM_2,
+	INTEL_REGION_LMEM_3,
 	INTEL_REGION_STOLEN_SMEM,
 	INTEL_REGION_STOLEN_LMEM,
 	INTEL_REGION_UNKNOWN, /* Should be last */
 };
 
-#define REGION_SMEM     BIT(INTEL_REGION_SMEM)
-#define REGION_LMEM     BIT(INTEL_REGION_LMEM)
-#define REGION_STOLEN_SMEM   BIT(INTEL_REGION_STOLEN_SMEM)
-#define REGION_STOLEN_LMEM   BIT(INTEL_REGION_STOLEN_LMEM)
-
-#define I915_ALLOC_MIN_PAGE_SIZE  BIT(0)
-#define I915_ALLOC_CONTIGUOUS     BIT(1)
+#define I915_ALLOC_CONTIGUOUS     BIT(0)
 
 #define for_each_memory_region(mr, i915, id) \
 	for (id = 0; id < ARRAY_SIZE((i915)->mm.regions); id++) \
 		for_each_if((mr) = (i915)->mm.regions[id])
 
 struct intel_memory_region_ops {
-	unsigned int flags;
-
 	int (*init)(struct intel_memory_region *mem);
-	void (*release)(struct intel_memory_region *mem);
+	int (*release)(struct intel_memory_region *mem);
 
 	int (*init_object)(struct intel_memory_region *mem,
 			   struct drm_i915_gem_object *obj,
+			   resource_size_t offset,
 			   resource_size_t size,
+			   resource_size_t page_size,
 			   unsigned int flags);
 };
 
-struct intel_memory_region_private_ops {
-	struct ttm_resource *(*reserve)(struct intel_memory_region *mem,
-					resource_size_t offset,
-					resource_size_t size);
-	void (*free)(struct intel_memory_region *mem,
-		     struct ttm_resource *res);
-};
-
 struct intel_memory_region {
 	struct drm_i915_private *i915;
 
 	const struct intel_memory_region_ops *ops;
-	const struct intel_memory_region_private_ops *priv_ops;
 
 	struct io_mapping iomap;
 	struct resource region;
 
-	/* For fake LMEM */
-	struct drm_mm_node fake_mappable;
-
-	struct mutex mm_lock;
-
-	struct kref kref;
-
-	resource_size_t io_start;
+	struct resource io;
 	resource_size_t min_page_size;
 	resource_size_t total;
-	resource_size_t avail;
 
 	u16 type;
 	u16 instance;
 	enum intel_region_id id;
 	char name[16];
+	char uabi_name[16];
 	bool private; /* not for userspace */
 
-	struct list_head reserved;
-
-	dma_addr_t remap_addr;
-
 	struct {
 		struct mutex lock; /* Protects access to objects */
 		struct list_head list;
-		struct list_head purgeable;
 	} objects;
 
-	size_t chunk_size;
-	unsigned int max_order;
 	bool is_range_manager;
 
 	void *region_private;
 };
 
+bool intel_memory_type_is_local(enum intel_memory_type mem_type);
+
 struct intel_memory_region *
 intel_memory_region_lookup(struct drm_i915_private *i915,
 			   u16 class, u16 instance);
@@ -121,27 +97,39 @@ intel_memory_region_create(struct drm_i915_private *i915,
 			   resource_size_t size,
 			   resource_size_t min_page_size,
 			   resource_size_t io_start,
+			   resource_size_t io_size,
 			   u16 type,
 			   u16 instance,
 			   const struct intel_memory_region_ops *ops);
 
-struct intel_memory_region *
-intel_memory_region_get(struct intel_memory_region *mem);
-void intel_memory_region_put(struct intel_memory_region *mem);
+void intel_memory_region_destroy(struct intel_memory_region *mem);
 
 int intel_memory_regions_hw_probe(struct drm_i915_private *i915);
 void intel_memory_regions_driver_release(struct drm_i915_private *i915);
 struct intel_memory_region *
 intel_memory_region_by_type(struct drm_i915_private *i915,
 			    enum intel_memory_type mem_type);
+const char *intel_memory_type_str(enum intel_memory_type type);
 
 __printf(2, 3) void
 intel_memory_region_set_name(struct intel_memory_region *mem,
 			     const char *fmt, ...);
 
-void intel_memory_region_unreserve(struct intel_memory_region *mem);
-
 int intel_memory_region_reserve(struct intel_memory_region *mem,
 				resource_size_t offset,
 				resource_size_t size);
+
+void intel_memory_region_debug(struct intel_memory_region *mr,
+			       struct drm_printer *printer);
+
+void intel_memory_region_avail(struct intel_memory_region *mr,
+			       u64 *avail, u64 *visible_avail);
+
+struct intel_memory_region *
+i915_gem_ttm_system_setup(struct drm_i915_private *i915,
+			  u16 type, u16 instance);
+struct intel_memory_region *
+i915_gem_shmem_setup(struct drm_i915_private *i915,
+		     u16 type, u16 instance);
+
 #endif