drm/nouveau: rework gpu-specific instmem interfaces

Reviewed-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 21 insertions, 23 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 18a611e1ab80..822cd40b3eb4 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -146,15 +146,16 @@ enum nouveau_flags {
 
 #define NVOBJ_FLAG_ZERO_ALLOC           (1 << 1)
 #define NVOBJ_FLAG_ZERO_FREE            (1 << 2)
+
+#define NVOBJ_CINST_GLOBAL      0xdeadbeef
+
 struct nouveau_gpuobj {
         struct drm_device *dev;
         struct kref refcount;
         struct list_head list;
 
-        struct drm_mm_node *im_pramin;
-        struct nouveau_bo *im_backing;
+        void *node;
         u32 *suspend;
-        int im_bound;
 
         uint32_t flags;
 
@@ -288,11 +289,11 @@ struct nouveau_instmem_engine {
         int     (*suspend)(struct drm_device *dev);
         void    (*resume)(struct drm_device *dev);
 
-        int     (*populate)(struct drm_device *, struct nouveau_gpuobj *,
-                            u32 *size, u32 align);
-        void    (*clear)(struct drm_device *, struct nouveau_gpuobj *);
-        int     (*bind)(struct drm_device *, struct nouveau_gpuobj *);
-        int     (*unbind)(struct drm_device *, struct nouveau_gpuobj *);
+        int     (*get)(struct nouveau_gpuobj *, u32 size, u32 align);
+        void    (*put)(struct nouveau_gpuobj *);
+        int     (*map)(struct nouveau_gpuobj *);
+        void    (*unmap)(struct nouveau_gpuobj *);
+
         void    (*flush)(struct drm_device *);
 };
 
@@ -1182,11 +1183,10 @@ extern int  nv04_instmem_init(struct drm_device *);
 extern void nv04_instmem_takedown(struct drm_device *);
 extern int  nv04_instmem_suspend(struct drm_device *);
 extern void nv04_instmem_resume(struct drm_device *);
-extern int  nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
-                                  u32 *size, u32 align);
-extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
-extern int  nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
-extern int  nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
+extern int  nv04_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
+extern void nv04_instmem_put(struct nouveau_gpuobj *);
+extern int  nv04_instmem_map(struct nouveau_gpuobj *);
+extern void nv04_instmem_unmap(struct nouveau_gpuobj *);
 extern void nv04_instmem_flush(struct drm_device *);
 
 /* nv50_instmem.c */
@@ -1194,11 +1194,10 @@ extern int  nv50_instmem_init(struct drm_device *);
 extern void nv50_instmem_takedown(struct drm_device *);
 extern int  nv50_instmem_suspend(struct drm_device *);
 extern void nv50_instmem_resume(struct drm_device *);
-extern int  nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
-                                  u32 *size, u32 align);
-extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
-extern int  nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
-extern int  nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
+extern int  nv50_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
+extern void nv50_instmem_put(struct nouveau_gpuobj *);
+extern int  nv50_instmem_map(struct nouveau_gpuobj *);
+extern void nv50_instmem_unmap(struct nouveau_gpuobj *);
 extern void nv50_instmem_flush(struct drm_device *);
 extern void nv84_instmem_flush(struct drm_device *);
 extern void nv50_vm_flush(struct drm_device *, int engine);
@@ -1208,11 +1207,10 @@ extern int  nvc0_instmem_init(struct drm_device *);
 extern void nvc0_instmem_takedown(struct drm_device *);
 extern int  nvc0_instmem_suspend(struct drm_device *);
 extern void nvc0_instmem_resume(struct drm_device *);
-extern int  nvc0_instmem_populate(struct drm_device *, struct nouveau_gpuobj *,
-                                  u32 *size, u32 align);
-extern void nvc0_instmem_clear(struct drm_device *, struct nouveau_gpuobj *);
-extern int  nvc0_instmem_bind(struct drm_device *, struct nouveau_gpuobj *);
-extern int  nvc0_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *);
+extern int  nvc0_instmem_get(struct nouveau_gpuobj *, u32 size, u32 align);
+extern void nvc0_instmem_put(struct nouveau_gpuobj *);
+extern int  nvc0_instmem_map(struct nouveau_gpuobj *);
+extern void nvc0_instmem_unmap(struct nouveau_gpuobj *);
 extern void nvc0_instmem_flush(struct drm_device *);
 
 /* nv04_mc.c */