drm/nouveau/fence: minor api changes for an upcoming rework

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/nouveau_bo.c

@@ -35,6 +35,7 @@
 #include "nouveau_dma.h"
 #include "nouveau_mm.h"
 #include "nouveau_vm.h"
+#include "nouveau_fence.h"
 
 #include <linux/log2.h>
 #include <linux/slab.h>
@@ -478,7 +479,7 @@ nouveau_bo_move_accel_cleanup(struct nouveau_channel *chan,
 	struct nouveau_fence *fence = NULL;
 	int ret;
 
-	ret = nouveau_fence_new(chan, &fence, true);
+	ret = nouveau_fence_new(chan, &fence);
 	if (ret)
 		return ret;
 
@@ -1196,7 +1197,7 @@ nouveau_bo_fence_ref(void *sync_obj)
 static bool
 nouveau_bo_fence_signalled(void *sync_obj, void *sync_arg)
 {
-	return nouveau_fence_signalled(sync_obj);
+	return nouveau_fence_done(sync_obj);
 }
 
 static int

drivers/gpu/drm/nouveau/nouveau_channel.c

@@ -28,6 +28,7 @@
 #include "nouveau_drm.h"
 #include "nouveau_dma.h"
 #include "nouveau_ramht.h"
+#include "nouveau_fence.h"
 #include "nouveau_software.h"
 
 static int
@@ -369,7 +370,7 @@ nouveau_channel_idle(struct nouveau_channel *chan)
 	nouveau_fence_update(chan);
 
 	if (chan->fence.sequence != chan->fence.sequence_ack) {
-		ret = nouveau_fence_new(chan, &fence, true);
+		ret = nouveau_fence_new(chan, &fence);
 		if (!ret) {
 			ret = nouveau_fence_wait(fence, false, false);
 			nouveau_fence_unref(&fence);

drivers/gpu/drm/nouveau/nouveau_display.c

@@ -35,6 +35,7 @@
 #include "nouveau_connector.h"
 #include "nouveau_software.h"
 #include "nouveau_gpio.h"
+#include "nouveau_fence.h"
 #include "nv50_display.h"
 
 static void
@@ -465,7 +466,7 @@ nouveau_page_flip_emit(struct nouveau_channel *chan,
 	}
 	FIRE_RING (chan);
 
-	ret = nouveau_fence_new(chan, pfence, true);
+	ret = nouveau_fence_new(chan, pfence);
 	if (ret)
 		goto fail;
 
@@ -486,7 +487,7 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
 	struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->fb)->nvbo;
 	struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo;
 	struct nouveau_page_flip_state *s;
-	struct nouveau_channel *chan;
+	struct nouveau_channel *chan = NULL;
 	struct nouveau_fence *fence;
 	int ret;
 
@@ -509,7 +510,9 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
 		  new_bo->bo.offset };
 
 	/* Choose the channel the flip will be handled in */
-	chan = nouveau_fence_channel(new_bo->bo.sync_obj);
+	fence = new_bo->bo.sync_obj;
+	if (fence)
+		chan = nouveau_channel_get_unlocked(fence->channel);
 	if (!chan)
 		chan = nouveau_channel_get_unlocked(dev_priv->channel);
 	mutex_lock(&chan->mutex);

drivers/gpu/drm/nouveau/nouveau_drv.h

@@ -1444,26 +1444,12 @@ extern int  nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *,
 extern void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *);
 
 /* nouveau_fence.c */
-struct nouveau_fence;
-extern int nouveau_fence_init(struct drm_device *);
-extern void nouveau_fence_fini(struct drm_device *);
-extern int nouveau_fence_channel_init(struct nouveau_channel *);
-extern void nouveau_fence_channel_fini(struct nouveau_channel *);
-extern void nouveau_fence_update(struct nouveau_channel *);
-extern int nouveau_fence_new(struct nouveau_channel *, struct nouveau_fence **,
-			     bool emit);
-extern int nouveau_fence_emit(struct nouveau_fence *);
-extern void nouveau_fence_work(struct nouveau_fence *fence,
-			       void (*work)(void *priv, bool signalled),
-			       void *priv);
-struct nouveau_channel *nouveau_fence_channel(struct nouveau_fence *);
-
-extern bool nouveau_fence_signalled(struct nouveau_fence *);
-extern int nouveau_fence_wait(struct nouveau_fence *, bool lazy, bool intr);
-extern void nouveau_fence_unref(struct nouveau_fence **);
-extern struct nouveau_fence *nouveau_fence_ref(struct nouveau_fence *);
-extern int nouveau_fence_sync(struct nouveau_fence *, struct nouveau_channel *);
-
+int  nouveau_fence_init(struct drm_device *);
+void nouveau_fence_fini(struct drm_device *);
+int  nouveau_fence_channel_init(struct nouveau_channel *);
+void nouveau_fence_channel_fini(struct nouveau_channel *);
+void nouveau_fence_work(struct nouveau_fence *fence,
+			void (*work)(void *priv, bool signalled), void *priv);
 /* nouveau_gem.c */
 extern int nouveau_gem_new(struct drm_device *, int size, int align,
 			   uint32_t domain, uint32_t tile_mode,