#include "nouveau_mm.h"
#include "nouveau_vm.h"
#include "nouveau_fence.h"
+#include "nouveau_ramht.h"
#include <linux/log2.h>
#include <linux/slab.h>
return ret;
}
+static int
+nvc0_bo_move_init(struct nouveau_channel *chan, u32 handle)
+{
+ int ret = RING_SPACE(chan, 2);
+ if (ret == 0) {
+ BEGIN_NVC0(chan, NvSubCopy, 0x0000, 1);
+ OUT_RING (chan, handle);
+ }
+ return ret;
+}
+
static int
nvc0_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem)
if (ret)
return ret;
- BEGIN_NVC0(chan, NvSubM2MF, 0x0238, 2);
+ BEGIN_NVC0(chan, NvSubCopy, 0x0238, 2);
OUT_RING (chan, upper_32_bits(dst_offset));
OUT_RING (chan, lower_32_bits(dst_offset));
- BEGIN_NVC0(chan, NvSubM2MF, 0x030c, 6);
+ BEGIN_NVC0(chan, NvSubCopy, 0x030c, 6);
OUT_RING (chan, upper_32_bits(src_offset));
OUT_RING (chan, lower_32_bits(src_offset));
OUT_RING (chan, PAGE_SIZE); /* src_pitch */
OUT_RING (chan, PAGE_SIZE); /* dst_pitch */
OUT_RING (chan, PAGE_SIZE); /* line_length */
OUT_RING (chan, line_count);
- BEGIN_NVC0(chan, NvSubM2MF, 0x0300, 1);
+ BEGIN_NVC0(chan, NvSubCopy, 0x0300, 1);
OUT_RING (chan, 0x00100110);
page_count -= line_count;
return 0;
}
+static int
+nv50_bo_move_init(struct nouveau_channel *chan, u32 handle)
+{
+ int ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000,
+ &chan->m2mf_ntfy);
+ if (ret == 0) {
+ ret = RING_SPACE(chan, 6);
+ if (ret == 0) {
+ BEGIN_NV04(chan, NvSubCopy, 0x0000, 1);
+ OUT_RING (chan, handle);
+ BEGIN_NV04(chan, NvSubCopy, 0x0180, 3);
+ OUT_RING (chan, NvNotify0);
+ OUT_RING (chan, NvDmaFB);
+ OUT_RING (chan, NvDmaFB);
+ } else {
+ nouveau_ramht_remove(chan, NvNotify0);
+ }
+ }
+
+ return ret;
+}
+
static int
nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
struct ttm_mem_reg *old_mem, struct ttm_mem_reg *new_mem)
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF, 0x0200, 7);
+ BEGIN_NV04(chan, NvSubCopy, 0x0200, 7);
OUT_RING (chan, 0);
OUT_RING (chan, 0);
OUT_RING (chan, stride);
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF, 0x0200, 1);
+ BEGIN_NV04(chan, NvSubCopy, 0x0200, 1);
OUT_RING (chan, 1);
}
if (old_mem->mem_type == TTM_PL_VRAM &&
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF, 0x021c, 7);
+ BEGIN_NV04(chan, NvSubCopy, 0x021c, 7);
OUT_RING (chan, 0);
OUT_RING (chan, 0);
OUT_RING (chan, stride);
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF, 0x021c, 1);
+ BEGIN_NV04(chan, NvSubCopy, 0x021c, 1);
OUT_RING (chan, 1);
}
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF, 0x0238, 2);
+ BEGIN_NV04(chan, NvSubCopy, 0x0238, 2);
OUT_RING (chan, upper_32_bits(src_offset));
OUT_RING (chan, upper_32_bits(dst_offset));
- BEGIN_NV04(chan, NvSubM2MF, 0x030c, 8);
+ BEGIN_NV04(chan, NvSubCopy, 0x030c, 8);
OUT_RING (chan, lower_32_bits(src_offset));
OUT_RING (chan, lower_32_bits(dst_offset));
OUT_RING (chan, stride);
OUT_RING (chan, height);
OUT_RING (chan, 0x00000101);
OUT_RING (chan, 0x00000000);
- BEGIN_NV04(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1);
+ BEGIN_NV04(chan, NvSubCopy, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1);
OUT_RING (chan, 0);
length -= amount;
return 0;
}
+static int
+nv04_bo_move_init(struct nouveau_channel *chan, u32 handle)
+{
+ int ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000,
+ &chan->m2mf_ntfy);
+ if (ret == 0) {
+ ret = RING_SPACE(chan, 4);
+ if (ret == 0) {
+ BEGIN_NV04(chan, NvSubCopy, 0x0000, 1);
+ OUT_RING (chan, handle);
+ BEGIN_NV04(chan, NvSubCopy, 0x0180, 1);
+ OUT_RING (chan, NvNotify0);
+ }
+ }
+
+ return ret;
+}
+
static inline uint32_t
nouveau_bo_mem_ctxdma(struct ttm_buffer_object *bo,
struct nouveau_channel *chan, struct ttm_mem_reg *mem)
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_DMA_SOURCE, 2);
+ BEGIN_NV04(chan, NvSubCopy, NV_MEMORY_TO_MEMORY_FORMAT_DMA_SOURCE, 2);
OUT_RING (chan, nouveau_bo_mem_ctxdma(bo, chan, old_mem));
OUT_RING (chan, nouveau_bo_mem_ctxdma(bo, chan, new_mem));
if (ret)
return ret;
- BEGIN_NV04(chan, NvSubM2MF,
+ BEGIN_NV04(chan, NvSubCopy,
NV_MEMORY_TO_MEMORY_FORMAT_OFFSET_IN, 8);
OUT_RING (chan, src_offset);
OUT_RING (chan, dst_offset);
OUT_RING (chan, line_count);
OUT_RING (chan, 0x00000101);
OUT_RING (chan, 0x00000000);
- BEGIN_NV04(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1);
+ BEGIN_NV04(chan, NvSubCopy, NV_MEMORY_TO_MEMORY_FORMAT_NOP, 1);
OUT_RING (chan, 0);
page_count -= line_count;
goto out;
}
- if (dev_priv->card_type < NV_50)
- ret = nv04_bo_move_m2mf(chan, bo, &bo->mem, new_mem);
- else
- if (dev_priv->card_type < NV_C0)
- ret = nv50_bo_move_m2mf(chan, bo, &bo->mem, new_mem);
- else
- if (dev_priv->card_type < NV_E0)
- ret = nvc0_bo_move_m2mf(chan, bo, &bo->mem, new_mem);
- else
- ret = nve0_bo_move_copy(chan, bo, &bo->mem, new_mem);
+ ret = dev_priv->ttm.move(chan, bo, &bo->mem, new_mem);
if (ret == 0) {
ret = nouveau_bo_move_accel_cleanup(chan, nvbo, evict,
no_wait_reserve,
return ret;
}
+void
+nouveau_bo_move_init(struct nouveau_channel *chan)
+{
+ struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
+ static const struct {
+ const char *name;
+ u32 oclass;
+ int (*exec)(struct nouveau_channel *,
+ struct ttm_buffer_object *,
+ struct ttm_mem_reg *, struct ttm_mem_reg *);
+ int (*init)(struct nouveau_channel *, u32 handle);
+ } _methods[] = {
+ { "COPY", 0xa0b5, nve0_bo_move_copy, nvc0_bo_move_init },
+ { "M2MF", 0x9039, nvc0_bo_move_m2mf, nvc0_bo_move_init },
+ { "M2MF", 0x5039, nv50_bo_move_m2mf, nv50_bo_move_init },
+ { "M2MF", 0x0039, nv04_bo_move_m2mf, nv04_bo_move_init },
+ {}
+ }, *mthd = _methods;
+ const char *name = "CPU";
+ int ret;
+
+ do {
+ ret = nouveau_gpuobj_gr_new(chan, mthd->oclass, mthd->oclass);
+ if (ret == 0) {
+ ret = mthd->init(chan, mthd->oclass);
+ if (ret == 0) {
+ dev_priv->ttm.move = mthd->exec;
+ name = mthd->name;
+ break;
+ }
+ }
+ } while ((++mthd)->exec);
+
+ NV_INFO(chan->dev, "MM: using %s for buffer copies\n", name);
+}
+
static int
nouveau_bo_move_flipd(struct ttm_buffer_object *bo, bool evict, bool intr,
bool no_wait_reserve, bool no_wait_gpu,
goto out;
}
- /* Software copy if the card isn't up and running yet. */
- if (!dev_priv->channel) {
+ /* CPU copy if we have no accelerated method available */
+ if (!dev_priv->ttm.move) {
ret = ttm_bo_move_memcpy(bo, evict, no_wait_reserve, no_wait_gpu, new_mem);
goto out;
}
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *chan;
- int ret, oclass;
+ int ret;
ret = nouveau_channel_alloc(dev, &chan, NULL, NvDmaFB, NvDmaTT);
dev_priv->channel = chan;
if (ret)
return ret;
-
mutex_unlock(&dev_priv->channel->mutex);
- if (dev_priv->card_type <= NV_50) {
- if (dev_priv->card_type < NV_50)
- oclass = 0x0039;
- else
- oclass = 0x5039;
-
- ret = nouveau_gpuobj_gr_new(chan, NvM2MF, oclass);
- if (ret)
- goto error;
-
- ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000,
- &chan->m2mf_ntfy);
- if (ret)
- goto error;
-
- ret = RING_SPACE(chan, 6);
- if (ret)
- goto error;
-
- BEGIN_NV04(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_NAME, 1);
- OUT_RING (chan, NvM2MF);
- BEGIN_NV04(chan, NvSubM2MF, NV_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 3);
- OUT_RING (chan, NvNotify0);
- OUT_RING (chan, chan->vram_handle);
- OUT_RING (chan, chan->gart_handle);
- } else
- if (dev_priv->card_type <= NV_D0) {
- ret = nouveau_gpuobj_gr_new(chan, 0x9039, 0x9039);
- if (ret)
- goto error;
-
- ret = RING_SPACE(chan, 2);
- if (ret)
- goto error;
-
- BEGIN_NVC0(chan, NvSubM2MF, 0x0000, 1);
- OUT_RING (chan, 0x00009039);
- } else
- if (dev_priv->card_type <= NV_E0) {
- /* not used, but created to get a graph context */
- ret = nouveau_gpuobj_gr_new(chan, 0xa040, 0xa040);
- if (ret)
- goto error;
-
- /* bind strange copy engine to subchannel 4 (fixed...) */
- ret = RING_SPACE(chan, 2);
- if (ret)
- goto error;
-
- BEGIN_NVC0(chan, NvSubCopy, 0x0000, 1);
- OUT_RING (chan, 0x0000a0b5);
- }
-
- FIRE_RING (chan);
-error:
- if (ret)
- nouveau_card_channel_fini(dev);
- return ret;
+ nouveau_bo_move_init(chan);
+ return 0;
}
static const struct vga_switcheroo_client_ops nouveau_switcheroo_ops = {