diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/mm.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/core/mm.c | 71 |
1 files changed, 36 insertions, 35 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/mm.c b/drivers/gpu/drm/nouveau/nvkm/core/mm.c index b4f5db66d5b5..7f458dfd5608 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/mm.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/mm.c @@ -21,39 +21,37 @@ * * Authors: Ben Skeggs */ +#include <core/mm.h> -#include "core/os.h" -#include "core/mm.h" - -#define node(root, dir) ((root)->nl_entry.dir == &mm->nodes) ? NULL : \ - list_entry((root)->nl_entry.dir, struct nouveau_mm_node, nl_entry) +#define node(root, dir) ((root)->nl_entry.dir == &mm->nodes) ? NULL : \ + list_entry((root)->nl_entry.dir, struct nvkm_mm_node, nl_entry) static void -nouveau_mm_dump(struct nouveau_mm *mm, const char *header) +nvkm_mm_dump(struct nvkm_mm *mm, const char *header) { - struct nouveau_mm_node *node; + struct nvkm_mm_node *node; - printk(KERN_ERR "nouveau: %s\n", header); - printk(KERN_ERR "nouveau: node list:\n"); + printk(KERN_ERR "nvkm: %s\n", header); + printk(KERN_ERR "nvkm: node list:\n"); list_for_each_entry(node, &mm->nodes, nl_entry) { - printk(KERN_ERR "nouveau: \t%08x %08x %d\n", + printk(KERN_ERR "nvkm: \t%08x %08x %d\n", node->offset, node->length, node->type); } - printk(KERN_ERR "nouveau: free list:\n"); + printk(KERN_ERR "nvkm: free list:\n"); list_for_each_entry(node, &mm->free, fl_entry) { - printk(KERN_ERR "nouveau: \t%08x %08x %d\n", + printk(KERN_ERR "nvkm: \t%08x %08x %d\n", node->offset, node->length, node->type); } } void -nouveau_mm_free(struct nouveau_mm *mm, struct nouveau_mm_node **pthis) +nvkm_mm_free(struct nvkm_mm *mm, struct nvkm_mm_node **pthis) { - struct nouveau_mm_node *this = *pthis; + struct nvkm_mm_node *this = *pthis; if (this) { - struct nouveau_mm_node *prev = node(this, prev); - struct nouveau_mm_node *next = node(this, next); + struct nvkm_mm_node *prev = node(this, prev); + struct nvkm_mm_node *next = node(this, next); if (prev && prev->type == NVKM_MM_TYPE_NONE) { prev->length += this->length; @@ -84,10 +82,10 @@ nouveau_mm_free(struct nouveau_mm *mm, struct nouveau_mm_node **pthis) *pthis = NULL; } -static struct nouveau_mm_node * -region_head(struct nouveau_mm *mm, struct nouveau_mm_node *a, u32 size) +static struct nvkm_mm_node * +region_head(struct nvkm_mm *mm, struct nvkm_mm_node *a, u32 size) { - struct nouveau_mm_node *b; + struct nvkm_mm_node *b; if (a->length == size) return a; @@ -105,14 +103,15 @@ region_head(struct nouveau_mm *mm, struct nouveau_mm_node *a, u32 size) list_add_tail(&b->nl_entry, &a->nl_entry); if (b->type == NVKM_MM_TYPE_NONE) list_add_tail(&b->fl_entry, &a->fl_entry); + return b; } int -nouveau_mm_head(struct nouveau_mm *mm, u8 heap, u8 type, u32 size_max, - u32 size_min, u32 align, struct nouveau_mm_node **pnode) +nvkm_mm_head(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, + u32 align, struct nvkm_mm_node **pnode) { - struct nouveau_mm_node *prev, *this, *next; + struct nvkm_mm_node *prev, *this, *next; u32 mask = align - 1; u32 splitoff; u32 s, e; @@ -157,10 +156,10 @@ nouveau_mm_head(struct nouveau_mm *mm, u8 heap, u8 type, u32 size_max, return -ENOSPC; } -static struct nouveau_mm_node * -region_tail(struct nouveau_mm *mm, struct nouveau_mm_node *a, u32 size) +static struct nvkm_mm_node * +region_tail(struct nvkm_mm *mm, struct nvkm_mm_node *a, u32 size) { - struct nouveau_mm_node *b; + struct nvkm_mm_node *b; if (a->length == size) return a; @@ -178,14 +177,15 @@ region_tail(struct nouveau_mm *mm, struct nouveau_mm_node *a, u32 size) list_add(&b->nl_entry, &a->nl_entry); if (b->type == NVKM_MM_TYPE_NONE) list_add(&b->fl_entry, &a->fl_entry); + return b; } int -nouveau_mm_tail(struct nouveau_mm *mm, u8 heap, u8 type, u32 size_max, - u32 size_min, u32 align, struct nouveau_mm_node **pnode) +nvkm_mm_tail(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, + u32 align, struct nvkm_mm_node **pnode) { - struct nouveau_mm_node *prev, *this, *next; + struct nvkm_mm_node *prev, *this, *next; u32 mask = align - 1; BUG_ON(type == NVKM_MM_TYPE_NONE || type == NVKM_MM_TYPE_HOLE); @@ -235,12 +235,12 @@ nouveau_mm_tail(struct nouveau_mm *mm, u8 heap, u8 type, u32 size_max, } int -nouveau_mm_init(struct nouveau_mm *mm, u32 offset, u32 length, u32 block) +nvkm_mm_init(struct nvkm_mm *mm, u32 offset, u32 length, u32 block) { - struct nouveau_mm_node *node, *prev; + struct nvkm_mm_node *node, *prev; u32 next; - if (nouveau_mm_initialised(mm)) { + if (nvkm_mm_initialised(mm)) { prev = list_last_entry(&mm->nodes, typeof(*node), nl_entry); next = prev->offset + prev->length; if (next != offset) { @@ -277,18 +277,18 @@ nouveau_mm_init(struct nouveau_mm *mm, u32 offset, u32 length, u32 block) } int -nouveau_mm_fini(struct nouveau_mm *mm) +nvkm_mm_fini(struct nvkm_mm *mm) { - struct nouveau_mm_node *node, *temp; + struct nvkm_mm_node *node, *temp; int nodes = 0; - if (!nouveau_mm_initialised(mm)) + if (!nvkm_mm_initialised(mm)) return 0; list_for_each_entry(node, &mm->nodes, nl_entry) { if (node->type != NVKM_MM_TYPE_HOLE) { if (++nodes > mm->heap_nodes) { - nouveau_mm_dump(mm, "mm not clean!"); + nvkm_mm_dump(mm, "mm not clean!"); return -EBUSY; } } @@ -298,6 +298,7 @@ nouveau_mm_fini(struct nouveau_mm *mm) list_del(&node->nl_entry); kfree(node); } + mm->heap_nodes = 0; return 0; } |