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-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bo.c41
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_channel.c2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_drv.c8
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_drv.h17
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c4
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_mem.c94
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_object.c47
-rw-r--r--drivers/gpu/drm/nouveau/nv50_crtc.c6
-rw-r--r--drivers/gpu/drm/nouveau/nv50_fbcon.c13
-rw-r--r--drivers/gpu/drm/nouveau/nv50_graph.c3
-rw-r--r--drivers/gpu/drm/nouveau/nv50_instmem.c48
-rw-r--r--drivers/gpu/drm/nouveau/nv50_vm.c17
-rw-r--r--drivers/gpu/drm/nouveau/nv84_crypt.c2
13 files changed, 86 insertions, 216 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 4d142031d54..203e75de412 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -49,6 +49,7 @@ nouveau_bo_del_ttm(struct ttm_buffer_object *bo)
DRM_ERROR("bo %p still attached to GEM object\n", bo);
nv10_mem_put_tile_region(dev, nvbo->tile, NULL);
+ nouveau_vm_put(&nvbo->vma);
kfree(nvbo);
}
@@ -113,6 +114,15 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan,
&align, &size);
align >>= PAGE_SHIFT;
+ if (!nvbo->no_vm && dev_priv->chan_vm) {
+ ret = nouveau_vm_get(dev_priv->chan_vm, size, 16,
+ NV_MEM_ACCESS_RW, &nvbo->vma);
+ if (ret) {
+ kfree(nvbo);
+ return ret;
+ }
+ }
+
nouveau_bo_placement_set(nvbo, flags, 0);
nvbo->channel = chan;
@@ -125,6 +135,11 @@ nouveau_bo_new(struct drm_device *dev, struct nouveau_channel *chan,
}
nvbo->channel = NULL;
+ if (nvbo->vma.node) {
+ if (nvbo->bo.mem.mem_type == TTM_PL_VRAM)
+ nvbo->bo.offset = nvbo->vma.offset;
+ }
+
*pnvbo = nvbo;
return 0;
}
@@ -294,6 +309,11 @@ nouveau_bo_validate(struct nouveau_bo *nvbo, bool interruptible,
if (ret)
return ret;
+ if (nvbo->vma.node) {
+ if (nvbo->bo.mem.mem_type == TTM_PL_VRAM)
+ nvbo->bo.offset = nvbo->vma.offset;
+ }
+
return 0;
}
@@ -400,10 +420,7 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
man->available_caching = TTM_PL_FLAG_UNCACHED |
TTM_PL_FLAG_WC;
man->default_caching = TTM_PL_FLAG_WC;
- if (dev_priv->card_type == NV_50)
- man->gpu_offset = 0x40000000;
- else
- man->gpu_offset = 0;
+ man->gpu_offset = 0;
break;
case TTM_PL_TT:
man->func = &ttm_bo_manager_func;
@@ -507,12 +524,12 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo,
dst_offset = new_mem->start << PAGE_SHIFT;
if (!nvbo->no_vm) {
if (old_mem->mem_type == TTM_PL_VRAM)
- src_offset += dev_priv->vm_vram_base;
+ src_offset = nvbo->vma.offset;
else
src_offset += dev_priv->vm_gart_base;
if (new_mem->mem_type == TTM_PL_VRAM)
- dst_offset += dev_priv->vm_vram_base;
+ dst_offset = nvbo->vma.offset;
else
dst_offset += dev_priv->vm_gart_base;
}
@@ -756,7 +773,6 @@ nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem,
struct drm_device *dev = dev_priv->dev;
struct nouveau_bo *nvbo = nouveau_bo(bo);
uint64_t offset;
- int ret;
if (nvbo->no_vm || new_mem->mem_type != TTM_PL_VRAM) {
/* Nothing to do. */
@@ -766,15 +782,8 @@ nouveau_bo_vm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem,
offset = new_mem->start << PAGE_SHIFT;
- if (dev_priv->card_type == NV_50) {
- ret = nv50_mem_vm_bind_linear(dev,
- offset + dev_priv->vm_vram_base,
- new_mem->size,
- nouveau_bo_tile_layout(nvbo),
- offset);
- if (ret)
- return ret;
-
+ if (dev_priv->chan_vm) {
+ nouveau_vm_map(&nvbo->vma, new_mem->mm_node);
} else if (dev_priv->card_type >= NV_10) {
*new_tile = nv10_mem_set_tiling(dev, offset, new_mem->size,
nvbo->tile_mode,
diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c
index a3d33a582a9..6f37995aee2 100644
--- a/drivers/gpu/drm/nouveau/nouveau_channel.c
+++ b/drivers/gpu/drm/nouveau/nouveau_channel.c
@@ -39,7 +39,7 @@ nouveau_channel_pushbuf_ctxdma_init(struct nouveau_channel *chan)
if (dev_priv->card_type >= NV_50) {
ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, 0,
- dev_priv->vm_end, NV_MEM_ACCESS_RO,
+ (1ULL << 40), NV_MEM_ACCESS_RO,
NV_MEM_TARGET_VM, &pushbuf);
chan->pushbuf_base = pb->bo.offset;
} else
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c
index a48c7da133d..bb170570938 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.c
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.c
@@ -339,13 +339,11 @@ nouveau_pci_resume(struct pci_dev *pdev)
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
+ u32 offset = nv_crtc->cursor.nvbo->bo.mem.start << PAGE_SHIFT;
- nv_crtc->cursor.set_offset(nv_crtc,
- nv_crtc->cursor.nvbo->bo.offset -
- dev_priv->vm_vram_base);
-
+ nv_crtc->cursor.set_offset(nv_crtc, offset);
nv_crtc->cursor.set_pos(nv_crtc, nv_crtc->cursor_saved_x,
- nv_crtc->cursor_saved_y);
+ nv_crtc->cursor_saved_y);
}
/* Force CLUT to get re-loaded during modeset */
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h
index 452a8652a49..dce9a5f6f6c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drv.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drv.h
@@ -65,10 +65,6 @@ struct nouveau_vram;
#define NOUVEAU_MAX_CHANNEL_NR 128
#define NOUVEAU_MAX_TILE_NR 15
-#define NV50_VM_MAX_VRAM (2*1024*1024*1024ULL)
-#define NV50_VM_BLOCK (512*1024*1024ULL)
-#define NV50_VM_VRAM_NR (NV50_VM_MAX_VRAM / NV50_VM_BLOCK)
-
struct nouveau_vram {
struct drm_device *dev;
@@ -106,6 +102,7 @@ struct nouveau_bo {
struct nouveau_channel *channel;
+ struct nouveau_vma vma;
bool mappable;
bool no_vm;
@@ -252,7 +249,6 @@ struct nouveau_channel {
struct nouveau_vm *vm;
struct nouveau_gpuobj *vm_pd;
struct nouveau_gpuobj *vm_gart_pt;
- struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
/* Objects */
struct nouveau_gpuobj *ramin; /* Private instmem */
@@ -712,13 +708,9 @@ struct drm_nouveau_private {
struct nouveau_vm *bar3_vm;
/* G8x/G9x virtual address space */
+ struct nouveau_vm *chan_vm;
uint64_t vm_gart_base;
uint64_t vm_gart_size;
- uint64_t vm_vram_base;
- uint64_t vm_vram_size;
- uint64_t vm_end;
- struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR];
- int vm_vram_pt_nr;
struct nvbios vbios;
@@ -836,11 +828,6 @@ extern struct nouveau_tile_reg *nv10_mem_set_tiling(
extern void nv10_mem_put_tile_region(struct drm_device *dev,
struct nouveau_tile_reg *tile,
struct nouveau_fence *fence);
-extern int nv50_mem_vm_bind_linear(struct drm_device *, uint64_t virt,
- uint32_t size, uint32_t flags,
- uint64_t phys);
-extern void nv50_mem_vm_unbind(struct drm_device *, uint64_t virt,
- uint32_t size);
extern const struct ttm_mem_type_manager_func nouveau_vram_manager;
/* nouveau_notifier.c */
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 0fce4eb914d..ea861c91514 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -338,8 +338,8 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev,
FBINFO_HWACCEL_IMAGEBLIT;
info->flags |= FBINFO_CAN_FORCE_OUTPUT;
info->fbops = &nouveau_fbcon_sw_ops;
- info->fix.smem_start = dev->mode_config.fb_base + nvbo->bo.offset -
- dev_priv->vm_vram_base;
+ info->fix.smem_start = dev->mode_config.fb_base +
+ (nvbo->bo.mem.start << PAGE_SHIFT);
info->fix.smem_len = size;
info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo);
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c
index 2d02401e822..4d2d3de97ee 100644
--- a/drivers/gpu/drm/nouveau/nouveau_mem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_mem.c
@@ -145,100 +145,6 @@ nv10_mem_set_tiling(struct drm_device *dev, uint32_t addr, uint32_t size,
}
/*
- * NV50 VM helpers
- */
-int
-nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size,
- uint32_t flags, uint64_t phys)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *pgt;
- unsigned block;
- int i;
-
- virt = ((virt - dev_priv->vm_vram_base) >> 16) << 1;
- size = (size >> 16) << 1;
-
- phys |= ((uint64_t)flags << 32);
- phys |= 1;
- if (dev_priv->vram_sys_base) {
- phys += dev_priv->vram_sys_base;
- phys |= 0x30;
- }
-
- while (size) {
- unsigned offset_h = upper_32_bits(phys);
- unsigned offset_l = lower_32_bits(phys);
- unsigned pte, end;
-
- for (i = 7; i >= 0; i--) {
- block = 1 << (i + 1);
- if (size >= block && !(virt & (block - 1)))
- break;
- }
- offset_l |= (i << 7);
-
- phys += block << 15;
- size -= block;
-
- while (block) {
- pgt = dev_priv->vm_vram_pt[virt >> 14];
- pte = virt & 0x3ffe;
-
- end = pte + block;
- if (end > 16384)
- end = 16384;
- block -= (end - pte);
- virt += (end - pte);
-
- while (pte < end) {
- nv_wo32(pgt, (pte * 4) + 0, offset_l);
- nv_wo32(pgt, (pte * 4) + 4, offset_h);
- pte += 2;
- }
- }
- }
-
- dev_priv->engine.instmem.flush(dev);
- dev_priv->engine.fifo.tlb_flush(dev);
- dev_priv->engine.graph.tlb_flush(dev);
- nv50_vm_flush_engine(dev, 6);
- return 0;
-}
-
-void
-nv50_mem_vm_unbind(struct drm_device *dev, uint64_t virt, uint32_t size)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *pgt;
- unsigned pages, pte, end;
-
- virt -= dev_priv->vm_vram_base;
- pages = (size >> 16) << 1;
-
- while (pages) {
- pgt = dev_priv->vm_vram_pt[virt >> 29];
- pte = (virt & 0x1ffe0000ULL) >> 15;
-
- end = pte + pages;
- if (end > 16384)
- end = 16384;
- pages -= (end - pte);
- virt += (end - pte) << 15;
-
- while (pte < end) {
- nv_wo32(pgt, (pte * 4), 0);
- pte++;
- }
- }
-
- dev_priv->engine.instmem.flush(dev);
- dev_priv->engine.fifo.tlb_flush(dev);
- dev_priv->engine.graph.tlb_flush(dev);
- nv50_vm_flush_engine(dev, 6);
-}
-
-/*
* Cleanup everything
*/
void
diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c
index dd1859f7d8b..573fd7316d6 100644
--- a/drivers/gpu/drm/nouveau/nouveau_object.c
+++ b/drivers/gpu/drm/nouveau/nouveau_object.c
@@ -35,6 +35,7 @@
#include "nouveau_drv.h"
#include "nouveau_drm.h"
#include "nouveau_ramht.h"
+#include "nouveau_vm.h"
struct nouveau_gpuobj_method {
struct list_head head;
@@ -770,9 +771,8 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan,
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_instmem_engine *instmem = &dev_priv->engine.instmem;
struct nouveau_gpuobj *vram = NULL, *tt = NULL;
- int ret, i;
+ int ret;
NV_DEBUG(dev, "ch%d vram=0x%08x tt=0x%08x\n", chan->id, vram_h, tt_h);
@@ -783,16 +783,14 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan,
return ret;
}
- /* NV50 VM
+ /* NV50/NVC0 VM
* - Allocate per-channel page-directory
- * - Map GART and VRAM into the channel's address space at the
- * locations determined during init.
+ * - Link with shared channel VM
*/
- if (dev_priv->card_type >= NV_50) {
+ if (dev_priv->chan_vm) {
u32 pgd_offs = (dev_priv->chipset == 0x50) ? 0x1400 : 0x0200;
u64 vm_vinst = chan->ramin->vinst + pgd_offs;
u32 vm_pinst = chan->ramin->pinst;
- u32 pde;
if (vm_pinst != ~0)
vm_pinst += pgd_offs;
@@ -801,29 +799,9 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan,
0, &chan->vm_pd);
if (ret)
return ret;
- for (i = 0; i < 0x4000; i += 8) {
- nv_wo32(chan->vm_pd, i + 0, 0x00000000);
- nv_wo32(chan->vm_pd, i + 4, 0xdeadcafe);
- }
-
- nouveau_gpuobj_ref(dev_priv->gart_info.sg_ctxdma,
- &chan->vm_gart_pt);
- pde = (dev_priv->vm_gart_base / (512*1024*1024)) * 8;
- nv_wo32(chan->vm_pd, pde + 0, chan->vm_gart_pt->vinst | 3);
- nv_wo32(chan->vm_pd, pde + 4, 0x00000000);
-
- pde = (dev_priv->vm_vram_base / (512*1024*1024)) * 8;
- for (i = 0; i < dev_priv->vm_vram_pt_nr; i++) {
- nouveau_gpuobj_ref(dev_priv->vm_vram_pt[i],
- &chan->vm_vram_pt[i]);
-
- nv_wo32(chan->vm_pd, pde + 0,
- chan->vm_vram_pt[i]->vinst | 0x61);
- nv_wo32(chan->vm_pd, pde + 4, 0x00000000);
- pde += 8;
- }
- instmem->flush(dev);
+ nouveau_vm_ref(dev_priv->chan_vm, &chan->vm, chan->vm_pd);
+ chan->vm->map_pgt(chan->vm_pd, 12, 1, dev_priv->gart_info.sg_ctxdma);
}
/* RAMHT */
@@ -846,8 +824,7 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan,
/* VRAM ctxdma */
if (dev_priv->card_type >= NV_50) {
ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY,
- 0, dev_priv->vm_end,
- NV_MEM_ACCESS_RW,
+ 0, (1ULL << 40), NV_MEM_ACCESS_RW,
NV_MEM_TARGET_VM, &vram);
if (ret) {
NV_ERROR(dev, "Error creating VRAM ctxdma: %d\n", ret);
@@ -874,8 +851,7 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan,
/* TT memory ctxdma */
if (dev_priv->card_type >= NV_50) {
ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY,
- 0, dev_priv->vm_end,
- NV_MEM_ACCESS_RW,
+ 0, (1ULL << 40), NV_MEM_ACCESS_RW,
NV_MEM_TARGET_VM, &tt);
} else {
ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY,
@@ -902,9 +878,7 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan,
void
nouveau_gpuobj_channel_takedown(struct nouveau_channel *chan)
{
- struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
struct drm_device *dev = chan->dev;
- int i;
NV_DEBUG(dev, "ch%d\n", chan->id);
@@ -913,10 +887,9 @@ nouveau_gpuobj_channel_takedown(struct nouveau_channel *chan)
nouveau_ramht_ref(NULL, &chan->ramht, chan);
+ nouveau_vm_ref(NULL, &chan->vm, chan->vm_pd);
nouveau_gpuobj_ref(NULL, &chan->vm_pd);
nouveau_gpuobj_ref(NULL, &chan->vm_gart_pt);
- for (i = 0; i < dev_priv->vm_vram_pt_nr; i++)
- nouveau_gpuobj_ref(NULL, &chan->vm_vram_pt[i]);
if (chan->ramin_heap.free_stack.next)
drm_mm_takedown(&chan->ramin_heap);
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c
index f3570cc4501..2c346f79728 100644
--- a/drivers/gpu/drm/nouveau/nv50_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv50_crtc.c
@@ -345,7 +345,6 @@ nv50_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
uint32_t buffer_handle, uint32_t width, uint32_t height)
{
struct drm_device *dev = crtc->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
struct nouveau_bo *cursor = NULL;
struct drm_gem_object *gem;
@@ -374,8 +373,7 @@ nv50_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
nouveau_bo_unmap(cursor);
- nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.nvbo->bo.offset -
- dev_priv->vm_vram_base);
+ nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.nvbo->bo.mem.start << PAGE_SHIFT);
nv_crtc->cursor.show(nv_crtc, true);
out:
@@ -548,7 +546,7 @@ nv50_crtc_do_mode_set_base(struct drm_crtc *crtc,
return -EINVAL;
}
- nv_crtc->fb.offset = fb->nvbo->bo.offset - dev_priv->vm_vram_base;
+ nv_crtc->fb.offset = fb->nvbo->bo.mem.start << PAGE_SHIFT;
nv_crtc->fb.tile_flags = nouveau_bo_tile_layout(fb->nvbo);
nv_crtc->fb.cpp = drm_fb->bits_per_pixel / 8;
if (!nv_crtc->fb.blanked && dev_priv->chipset != 0x50) {
diff --git a/drivers/gpu/drm/nouveau/nv50_fbcon.c b/drivers/gpu/drm/nouveau/nv50_fbcon.c
index 15673199390..6d38cb1488a 100644
--- a/drivers/gpu/drm/nouveau/nv50_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nv50_fbcon.c
@@ -3,6 +3,7 @@
#include "nouveau_dma.h"
#include "nouveau_ramht.h"
#include "nouveau_fbcon.h"
+#include "nouveau_mm.h"
int
nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
@@ -134,10 +135,8 @@ nv50_fbcon_accel_init(struct fb_info *info)
struct drm_device *dev = nfbdev->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *chan = dev_priv->channel;
+ struct nouveau_bo *nvbo = nfbdev->nouveau_fb.nvbo;
int ret, format;
- uint64_t fb;
-
- fb = info->fix.smem_start - dev_priv->fb_phys + dev_priv->vm_vram_base;
switch (info->var.bits_per_pixel) {
case 8:
@@ -224,8 +223,8 @@ nv50_fbcon_accel_init(struct fb_info *info)
OUT_RING(chan, info->fix.line_length);
OUT_RING(chan, info->var.xres_virtual);
OUT_RING(chan, info->var.yres_virtual);
- OUT_RING(chan, upper_32_bits(fb));
- OUT_RING(chan, lower_32_bits(fb));
+ OUT_RING(chan, upper_32_bits(nvbo->vma.offset));
+ OUT_RING(chan, lower_32_bits(nvbo->vma.offset));
BEGIN_RING(chan, NvSub2D, 0x0230, 2);
OUT_RING(chan, format);
OUT_RING(chan, 1);
@@ -233,8 +232,8 @@ nv50_fbcon_accel_init(struct fb_info *info)
OUT_RING(chan, info->fix.line_length);
OUT_RING(chan, info->var.xres_virtual);
OUT_RING(chan, info->var.yres_virtual);
- OUT_RING(chan, upper_32_bits(fb));
- OUT_RING(chan, lower_32_bits(fb));
+ OUT_RING(chan, upper_32_bits(nvbo->vma.offset));
+ OUT_RING(chan, lower_32_bits(nvbo->vma.offset));
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c
index f5fd1b296d2..c510e74acf4 100644
--- a/drivers/gpu/drm/nouveau/nv50_graph.c
+++ b/drivers/gpu/drm/nouveau/nv50_graph.c
@@ -246,6 +246,7 @@ nv50_graph_create_context(struct nouveau_channel *chan)
nv_wo32(chan->ramin_grctx, 0x00000, chan->ramin->vinst >> 12);
dev_priv->engine.instmem.flush(dev);
+ atomic_inc(&chan->vm->pgraph_refs);
return 0;
}
@@ -277,6 +278,8 @@ nv50_graph_destroy_context(struct nouveau_channel *chan)
spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
nouveau_gpuobj_ref(NULL, &chan->ramin_grctx);
+
+ atomic_dec(&chan->vm->pgraph_refs);
}
static int
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c
index 4ba8f74e77b..08202fd682e 100644
--- a/drivers/gpu/drm/nouveau/nv50_instmem.c
+++ b/drivers/gpu/drm/nouveau/nv50_instmem.c
@@ -131,6 +131,7 @@ nv50_instmem_init(struct drm_device *dev)
struct nouveau_channel *chan;
struct nouveau_vm *vm;
int ret, i;
+ u64 nongart_o;
u32 tmp;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
@@ -215,37 +216,18 @@ nv50_instmem_init(struct drm_device *dev)
for (i = 0; i < 8; i++)
nv_wr32(dev, 0x1900 + (i*4), 0);
- /* Determine VM layout */
- dev_priv->vm_gart_base = roundup(NV50_VM_BLOCK, NV50_VM_BLOCK);
- dev_priv->vm_gart_size = NV50_VM_BLOCK;
-
- dev_priv->vm_vram_base = dev_priv->vm_gart_base + dev_priv->vm_gart_size;
- dev_priv->vm_vram_size = dev_priv->vram_size;
- if (dev_priv->vm_vram_size > NV50_VM_MAX_VRAM)
- dev_priv->vm_vram_size = NV50_VM_MAX_VRAM;
- dev_priv->vm_vram_size = roundup(dev_priv->vm_vram_size, NV50_VM_BLOCK);
- dev_priv->vm_vram_pt_nr = dev_priv->vm_vram_size / NV50_VM_BLOCK;
-
- dev_priv->vm_end = dev_priv->vm_vram_base + dev_priv->vm_vram_size;
-
- NV_DEBUG(dev, "NV50VM: GART 0x%016llx-0x%016llx\n",
- dev_priv->vm_gart_base,
- dev_priv->vm_gart_base + dev_priv->vm_gart_size - 1);
- NV_DEBUG(dev, "NV50VM: VRAM 0x%016llx-0x%016llx\n",
- dev_priv->vm_vram_base,
- dev_priv->vm_vram_base + dev_priv->vm_vram_size - 1);
-
- /* VRAM page table(s), mapped into VM at +1GiB */
- for (i = 0; i < dev_priv->vm_vram_pt_nr; i++) {
- ret = nouveau_gpuobj_new(dev, NULL, NV50_VM_BLOCK / 0x10000 * 8,
- 0, NVOBJ_FLAG_ZERO_ALLOC,
- &dev_priv->vm_vram_pt[i]);
- if (ret) {
- NV_ERROR(dev, "Error creating VRAM PGT: %d\n", ret);
- dev_priv->vm_vram_pt_nr = i;
- return ret;
- }
- }
+ /* Create shared channel VM, space is reserved for GART mappings at
+ * the beginning of this address space, it's managed separately
+ * because TTM makes life painful
+ */
+ dev_priv->vm_gart_base = 0x0020000000ULL;
+ dev_priv->vm_gart_size = 512 * 1024 * 1024;
+ nongart_o = dev_priv->vm_gart_base + dev_priv->vm_gart_size;
+
+ ret = nouveau_vm_new(dev, 0, (1ULL << 40), nongart_o,
+ 29, 12, 16, &dev_priv->chan_vm);
+ if (ret)
+ return ret;
return 0;
@@ -269,9 +251,7 @@ nv50_instmem_takedown(struct drm_device *dev)
dev_priv->ramin_available = false;
- for (i = 0; i < dev_priv->vm_vram_pt_nr; i++)
- nouveau_gpuobj_ref(NULL, &dev_priv->vm_vram_pt[i]);
- dev_priv->vm_vram_pt_nr = 0;
+ nouveau_vm_ref(NULL, &dev_priv->chan_vm, NULL);
for (i = 0x1700; i <= 0x1710; i += 4)
nv_wr32(dev, i, priv->save1700[(i - 0x1700) / 4]);
diff --git a/drivers/gpu/drm/nouveau/nv50_vm.c b/drivers/gpu/drm/nouveau/nv50_vm.c
index efc63c0b0d9..eebab95f59b 100644
--- a/drivers/gpu/drm/nouveau/nv50_vm.c
+++ b/drivers/gpu/drm/nouveau/nv50_vm.c
@@ -149,9 +149,24 @@ nv50_vm_flush(struct nouveau_vm *vm)
{
struct drm_nouveau_private *dev_priv = vm->dev->dev_private;
struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem;
+ struct nouveau_fifo_engine *pfifo = &dev_priv->engine.fifo;
+ struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
+ struct nouveau_crypt_engine *pcrypt = &dev_priv->engine.crypt;
pinstmem->flush(vm->dev);
- nv50_vm_flush_engine(vm->dev, 6);
+
+ /* BAR */
+ if (vm != dev_priv->chan_vm) {
+ nv50_vm_flush_engine(vm->dev, 6);
+ return;
+ }
+
+ pfifo->tlb_flush(vm->dev);
+
+ if (atomic_read(&vm->pgraph_refs))
+ pgraph->tlb_flush(vm->dev);
+ if (atomic_read(&vm->pcrypt_refs))
+ pcrypt->tlb_flush(vm->dev);
}
void
diff --git a/drivers/gpu/drm/nouveau/nv84_crypt.c b/drivers/gpu/drm/nouveau/nv84_crypt.c
index a333e590534..ec18ae1c388 100644
--- a/drivers/gpu/drm/nouveau/nv84_crypt.c
+++ b/drivers/gpu/drm/nouveau/nv84_crypt.c
@@ -53,6 +53,7 @@ nv84_crypt_create_context(struct nouveau_channel *chan)
nv_wo32(ramin, 0xb4, 0);
dev_priv->engine.instmem.flush(dev);
+ atomic_inc(&chan->vm->pcrypt_refs);
return 0;
}
@@ -80,6 +81,7 @@ nv84_crypt_destroy_context(struct nouveau_channel *chan)
nv_wr32(dev, 0x10200c, 0x00000010);
nouveau_gpuobj_ref(NULL, &chan->crypt_ctx);
+ atomic_dec(&chan->vm->pcrypt_refs);
}
void
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-13 10:44:50 +0000