Merge remote branch 'nouveau/for-airlied' of ../drm-nouveau-next into drm-core-next

[airlied - add fix for vmwgfx build]

* 'nouveau/for-airlied' of ../drm-nouveau-next: (93 commits)
  drm/ttm: restructure to allow driver to plug in alternate memory manager
  drm/ttm: introduce utility function to free an allocated memory node
  drm/nouveau: fix thinkos in mem timing table recordlen check
  drm/nouveau: parse voltage from perf 0x40 entires
  drm/nouveau: don't use the default pll limits in table v2.1 on nv50+ cards
  drm/nv50: Fix large 3D performance regression caused by the interchannel sync patches.
  drm/nouveau: Synchronize buffer object moves in hardware.
  drm/nouveau: Use semaphores to handle inter-channel sync in hardware.
  drm/nouveau: Provide a means to have arbitrary work run on fence completion.
  drm/nouveau: Minor refactoring/cleanup of the fence code.
  drm/nouveau: Add a module option to force card POST.
  drm/nv50: prevent (IB_PUT == IB_GET) for occurring unless idle
  drm/nv0x-nv4x: Leave the 0x40 bit untouched when changing CRE_LCD.
  drm/nv30-nv40: Fix postdivider mask when writing engine/memory PLLs.
  drm/nouveau: Fix perf table parsing on BMP v5.25.
  drm/nouveau: fix required mode bandwidth calculation for DP
  drm/nouveau: fix typo in c2aa91afea5f7e7ae4530fabd37414a79c03328c
  drm/nva3: split pm backend out from nv50
  drm/nouveau: run perflvl and M table scripts on mem clock change
  drm/nouveau: pass perflvl struct to clock_pre()
  ...

2 files changed, 25 insertions, 3 deletions

diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index 267a86c74e2e..49b43c23636a 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -102,7 +102,8 @@ struct ttm_bus_placement {
  */
 
 struct ttm_mem_reg {
-	struct drm_mm_node *mm_node;
+	void *mm_node;
+	unsigned long start;
 	unsigned long size;
 	unsigned long num_pages;
 	uint32_t page_alignment;
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index b87504235f18..e3371dbe6a10 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -203,7 +203,22 @@ struct ttm_tt {
  * It's set up by the ttm_bo_driver::init_mem_type method.
  */
 
+struct ttm_mem_type_manager;
+
+struct ttm_mem_type_manager_func {
+	int  (*init)(struct ttm_mem_type_manager *man, unsigned long p_size);
+	int  (*takedown)(struct ttm_mem_type_manager *man);
+	int  (*get_node)(struct ttm_mem_type_manager *man,
+			 struct ttm_buffer_object *bo,
+			 struct ttm_placement *placement,
+			 struct ttm_mem_reg *mem);
+	void (*put_node)(struct ttm_mem_type_manager *man,
+			 struct ttm_mem_reg *mem);
+	void (*debug)(struct ttm_mem_type_manager *man, const char *prefix);
+};
+
 struct ttm_mem_type_manager {
+	struct ttm_bo_device *bdev;
 
 	/*
 	 * No protection. Constant from start.
@@ -222,8 +237,8 @@ struct ttm_mem_type_manager {
 	 * TODO: Consider one lru_lock per ttm_mem_type_manager.
 	 * Plays ill with list removal, though.
 	 */
-
-	struct drm_mm manager;
+	const struct ttm_mem_type_manager_func *func;
+	void *priv;
 	struct list_head lru;
 };
 
@@ -649,6 +664,10 @@ extern int ttm_bo_mem_space(struct ttm_buffer_object *bo,
 				struct ttm_mem_reg *mem,
 				bool interruptible,
 				bool no_wait_reserve, bool no_wait_gpu);
+
+extern void ttm_bo_mem_put(struct ttm_buffer_object *bo,
+			   struct ttm_mem_reg *mem);
+
 /**
  * ttm_bo_wait_for_cpu
  *
@@ -891,6 +910,8 @@ extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo,
  */
 extern pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp);
 
+extern const struct ttm_mem_type_manager_func ttm_bo_manager_func;
+
 #if (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE)))
 #define TTM_HAS_AGP
 #include <linux/agp_backend.h>