summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nouveau_vm.c
diff options
context:
space:
mode:
authorGrant Likely <grant.likely@secretlab.ca>2011-03-17 13:46:58 -0600
committerGrant Likely <grant.likely@secretlab.ca>2011-03-17 13:48:06 -0600
commit2dd22997679a88874c131f6e6ffb963e6d43b3a6 (patch)
treebfe1707dda7e755b8b550c6796e2649813bcfbb9 /drivers/gpu/drm/nouveau/nouveau_vm.c
parent36885ff0e6563687e6152da6d311abbf83c0198f (diff)
parent7b7adc4a016a1decb806eb71ecab98721fa7f146 (diff)
Merge remote-tracking branch 'origin' into spi/next
Pull in Linus' tree to pick up changes required for the langwell gpio fixes
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_vm.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_vm.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_vm.c b/drivers/gpu/drm/nouveau/nouveau_vm.c
index 97d82aedf86..0059e6f58a8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_vm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_vm.c
@@ -28,7 +28,7 @@
#include "nouveau_vm.h"
void
-nouveau_vm_map_at(struct nouveau_vma *vma, u64 delta, struct nouveau_vram *vram)
+nouveau_vm_map_at(struct nouveau_vma *vma, u64 delta, struct nouveau_mem *node)
{
struct nouveau_vm *vm = vma->vm;
struct nouveau_mm_node *r;
@@ -40,7 +40,8 @@ nouveau_vm_map_at(struct nouveau_vma *vma, u64 delta, struct nouveau_vram *vram)
u32 max = 1 << (vm->pgt_bits - bits);
u32 end, len;
- list_for_each_entry(r, &vram->regions, rl_entry) {
+ delta = 0;
+ list_for_each_entry(r, &node->regions, rl_entry) {
u64 phys = (u64)r->offset << 12;
u32 num = r->length >> bits;
@@ -52,7 +53,7 @@ nouveau_vm_map_at(struct nouveau_vma *vma, u64 delta, struct nouveau_vram *vram)
end = max;
len = end - pte;
- vm->map(vma, pgt, vram, pte, len, phys);
+ vm->map(vma, pgt, node, pte, len, phys, delta);
num -= len;
pte += len;
@@ -60,6 +61,8 @@ nouveau_vm_map_at(struct nouveau_vma *vma, u64 delta, struct nouveau_vram *vram)
pde++;
pte = 0;
}
+
+ delta += (u64)len << vma->node->type;
}
}
@@ -67,14 +70,14 @@ nouveau_vm_map_at(struct nouveau_vma *vma, u64 delta, struct nouveau_vram *vram)
}
void
-nouveau_vm_map(struct nouveau_vma *vma, struct nouveau_vram *vram)
+nouveau_vm_map(struct nouveau_vma *vma, struct nouveau_mem *node)
{
- nouveau_vm_map_at(vma, 0, vram);
+ nouveau_vm_map_at(vma, 0, node);
}
void
nouveau_vm_map_sg(struct nouveau_vma *vma, u64 delta, u64 length,
- dma_addr_t *list)
+ struct nouveau_mem *mem, dma_addr_t *list)
{
struct nouveau_vm *vm = vma->vm;
int big = vma->node->type != vm->spg_shift;
@@ -94,7 +97,7 @@ nouveau_vm_map_sg(struct nouveau_vma *vma, u64 delta, u64 length,
end = max;
len = end - pte;
- vm->map_sg(vma, pgt, pte, list, len);
+ vm->map_sg(vma, pgt, mem, pte, len, list);
num -= len;
pte += len;
@@ -311,18 +314,7 @@ nouveau_vm_new(struct drm_device *dev, u64 offset, u64 length, u64 mm_offset,
vm->spg_shift = 12;
vm->lpg_shift = 17;
pgt_bits = 27;
-
- /* Should be 4096 everywhere, this is a hack that's
- * currently necessary to avoid an elusive bug that
- * causes corruption when mixing small/large pages
- */
- if (length < (1ULL << 40))
- block = 4096;
- else {
- block = (1 << pgt_bits);
- if (length < block)
- block = length;
- }
+ block = 4096;
} else {
kfree(vm);
return -ENOSYS;