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Commit 4b5aed62 authored by Daniel Vetter's avatar Daniel Vetter
Browse files

drm/i915: move dev_priv->mm out of line 



Tha one is really big, since it contains tons of comments explaining
how things work. Which is nice ;-)

Reviewed-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent e5c65377

drivers/gpu/drm/i915/i915_drv.h

+102 −100
Original line number Diff line number Diff line
@@ -665,6 +665,107 @@ struct intel_l3_parity { 
	struct work_struct error_work;

};



struct i915_gem_mm {

	/** Bridge to intel-gtt-ko */

	struct intel_gtt *gtt;

	/** 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

	 * mappings on resume */

	struct list_head bound_list;

	/**

	 * List of objects which are not bound to the GTT (thus

	 * are idle and not used by the GPU) but still have

	 * (presumably uncached) pages still attached.

	 */

	struct list_head unbound_list;



	/** Usable portion of the GTT for GEM */

	unsigned long stolen_base; /* limited to low memory (32-bit) */



	int gtt_mtrr;



	/** PPGTT used for aliasing the PPGTT with the GTT */

	struct i915_hw_ppgtt *aliasing_ppgtt;



	struct shrinker inactive_shrinker;

	bool shrinker_no_lock_stealing;



	/**

	 * List of objects currently involved in rendering.

	 *

	 * Includes buffers having the contents of their GPU caches

	 * flushed, not necessarily primitives.  last_rendering_seqno

	 * represents when the rendering involved will be completed.

	 *

	 * A reference is held on the buffer while on this list.

	 */

	struct list_head active_list;



	/**

	 * LRU list of objects which are not in the ringbuffer and

	 * are ready to unbind, but are still in the GTT.

	 *

	 * last_rendering_seqno is 0 while an object is in this list.

	 *

	 * A reference is not held on the buffer while on this list,

	 * as merely being GTT-bound shouldn't prevent its being

	 * freed, and we'll pull it off the list in the free path.

	 */

	struct list_head inactive_list;



	/** LRU list of objects with fence regs on them. */

	struct list_head fence_list;



	/**

	 * We leave the user IRQ off as much as possible,

	 * but this means that requests will finish and never

	 * be retired once the system goes idle. Set a timer to

	 * fire periodically while the ring is running. When it

	 * fires, go retire requests.

	 */

	struct delayed_work retire_work;



	/**

	 * Are we in a non-interruptible section of code like

	 * modesetting?

	 */

	bool interruptible;



	/**

	 * Flag if the X Server, and thus DRM, is not currently in

	 * control of the device.

	 *

	 * This is set between LeaveVT and EnterVT.  It needs to be

	 * replaced with a semaphore.  It also needs to be

	 * transitioned away from for kernel modesetting.

	 */

	int suspended;



	/**

	 * Flag if the hardware appears to be wedged.

	 *

	 * This is set when attempts to idle the device timeout.

	 * It prevents command submission from occurring and makes

	 * every pending request fail

	 */

	atomic_t wedged;



	/** Bit 6 swizzling required for X tiling */

	uint32_t bit_6_swizzle_x;

	/** Bit 6 swizzling required for Y tiling */

	uint32_t bit_6_swizzle_y;



	/* storage for physical objects */

	struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];



	/* accounting, useful for userland debugging */

	size_t object_memory;

	u32 object_count;

};



typedef struct drm_i915_private {

	struct drm_device *dev;

	struct kmem_cache *slab;
@@ -806,106 +907,7 @@ typedef struct drm_i915_private { 


	struct i915_gtt gtt;



	struct {

		/** Bridge to intel-gtt-ko */

		struct intel_gtt *gtt;

		/** 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

		 * mappings on resume */

		struct list_head bound_list;

		/**

		 * List of objects which are not bound to the GTT (thus

		 * are idle and not used by the GPU) but still have

		 * (presumably uncached) pages still attached.

		 */

		struct list_head unbound_list;



		/** Usable portion of the GTT for GEM */

		unsigned long stolen_base; /* limited to low memory (32-bit) */



		int gtt_mtrr;



		/** PPGTT used for aliasing the PPGTT with the GTT */

		struct i915_hw_ppgtt *aliasing_ppgtt;



		struct shrinker inactive_shrinker;

		bool shrinker_no_lock_stealing;



		/**

		 * List of objects currently involved in rendering.

		 *

		 * Includes buffers having the contents of their GPU caches

		 * flushed, not necessarily primitives.  last_rendering_seqno

		 * represents when the rendering involved will be completed.

		 *

		 * A reference is held on the buffer while on this list.

		 */

		struct list_head active_list;



		/**

		 * LRU list of objects which are not in the ringbuffer and

		 * are ready to unbind, but are still in the GTT.

		 *

		 * last_rendering_seqno is 0 while an object is in this list.

		 *

		 * A reference is not held on the buffer while on this list,

		 * as merely being GTT-bound shouldn't prevent its being

		 * freed, and we'll pull it off the list in the free path.

		 */

		struct list_head inactive_list;



		/** LRU list of objects with fence regs on them. */

		struct list_head fence_list;



		/**

		 * We leave the user IRQ off as much as possible,

		 * but this means that requests will finish and never

		 * be retired once the system goes idle. Set a timer to

		 * fire periodically while the ring is running. When it

		 * fires, go retire requests.

		 */

		struct delayed_work retire_work;



		/**

		 * Are we in a non-interruptible section of code like

		 * modesetting?

		 */

		bool interruptible;



		/**

		 * Flag if the X Server, and thus DRM, is not currently in

		 * control of the device.

		 *

		 * This is set between LeaveVT and EnterVT.  It needs to be

		 * replaced with a semaphore.  It also needs to be

		 * transitioned away from for kernel modesetting.

		 */

		int suspended;



		/**

		 * Flag if the hardware appears to be wedged.

		 *

		 * This is set when attempts to idle the device timeout.

		 * It prevents command submission from occurring and makes

		 * every pending request fail

		 */

		atomic_t wedged;



		/** Bit 6 swizzling required for X tiling */

		uint32_t bit_6_swizzle_x;

		/** Bit 6 swizzling required for Y tiling */

		uint32_t bit_6_swizzle_y;



		/* storage for physical objects */

		struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];



		/* accounting, useful for userland debugging */

		size_t object_memory;

		u32 object_count;

	} mm;

	struct i915_gem_mm mm;



	/* Kernel Modesetting */