drm/nouveau/svm: convert migrate_clear to new push macros

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>

drivers/gpu/drm/nouveau/nouveau_dma.h

@@ -49,8 +49,6 @@ void nv50_dma_push(struct nouveau_channel *, u64 addr, int length);
 enum {
 	NvSubSw		= 1,
 	NvSubImageBlit  = 2,
-
-	NvSubCopy	= 4, /* DO NOT CHANGE - hardcoded for kepler gr fifo */
 };
 
 /* Object handles - for stuff that's doesn't use handle == oclass. */
@@ -94,12 +92,6 @@ BEGIN_NVC0(struct nouveau_channel *chan, int subc, int mthd, int size)
 	OUT_RING(chan, 0x20000000 | (size << 16) | (subc << 13) | (mthd >> 2));
 }
 
-static inline void
-BEGIN_IMC0(struct nouveau_channel *chan, int subc, int mthd, u16 data)
-{
-	OUT_RING(chan, 0x80000000 | (data << 16) | (subc << 13) | (mthd >> 2));
-}
-
 #define WRITE_PUT(val) do {                                                    \
 	mb();                                                   \
 	nouveau_bo_rd32(chan->push.buffer, 0);                                 \

drivers/gpu/drm/nouveau/nouveau_dmem.c

@@ -442,7 +442,7 @@ static int
 nvc0b5_migrate_clear(struct nouveau_drm *drm, u32 length,
 		     enum nouveau_aper dst_aper, u64 dst_addr)
 {
-	struct nouveau_channel *chan = drm->dmem->migrate.chan;
+	struct nvif_push *push = drm->dmem->migrate.chan->chan.push;
 	u32 launch_dma = (1 << 10) /* REMAP_ENABLE_TRUE */ |
 			 (1 << 8) /* DST_MEMORY_LAYOUT_PITCH. */ |
 			 (1 << 7) /* SRC_MEMORY_LAYOUT_PITCH. */ |
@@ -454,33 +454,29 @@ nvc0b5_migrate_clear(struct nouveau_drm *drm, u32 length,
 		    (1 << 24) /* NUM_DST_COMPONENTS_TWO */;
 	int ret;
 
-	ret = RING_SPACE(chan, 12);
+	ret = PUSH_WAIT(push, 12);
 	if (ret)
 		return ret;
 
 	switch (dst_aper) {
 	case NOUVEAU_APER_VRAM:
-		BEGIN_IMC0(chan, NvSubCopy, 0x0264, 0);
+		PUSH_NVIM(push, NVA0B5, 0x0264, 0);
 		break;
 	case NOUVEAU_APER_HOST:
-		BEGIN_IMC0(chan, NvSubCopy, 0x0264, 1);
+		PUSH_NVIM(push, NVA0B5, 0x0264, 1);
 		break;
 	default:
 		return -EINVAL;
 	}
 	launch_dma |= 0x00002000; /* DST_TYPE_PHYSICAL. */
 
-	BEGIN_NVC0(chan, NvSubCopy, 0x0700, 3);
-	OUT_RING(chan, 0);
-	OUT_RING(chan, 0);
-	OUT_RING(chan, remap);
-	BEGIN_NVC0(chan, NvSubCopy, 0x0408, 2);
-	OUT_RING(chan, upper_32_bits(dst_addr));
-	OUT_RING(chan, lower_32_bits(dst_addr));
-	BEGIN_NVC0(chan, NvSubCopy, 0x0418, 1);
-	OUT_RING(chan, length >> 3);
-	BEGIN_NVC0(chan, NvSubCopy, 0x0300, 1);
-	OUT_RING(chan, launch_dma);
+	PUSH_NVSQ(push, NVA0B5, 0x0700, 0,
+				0x0704, 0,
+				0x0708, remap);
+	PUSH_NVSQ(push, NVA0B5, 0x0408, upper_32_bits(dst_addr),
+				0x040c, lower_32_bits(dst_addr));
+	PUSH_NVSQ(push, NVA0B5, 0x0418, length >> 3);
+	PUSH_NVSQ(push, NVA0B5, 0x0300, launch_dma);
 	return 0;
 }