diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c | 130 |
1 files changed, 89 insertions, 41 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c index 6133c8bb2d42..e5320ef849bf 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c @@ -24,8 +24,8 @@ #define nv04_instmem(p) container_of((p), struct nv04_instmem, base) #include "priv.h" -#include <core/memory.h> #include <core/ramht.h> +#include <subdev/bar.h> struct nv04_instmem { struct nvkm_instmem base; @@ -35,30 +35,39 @@ struct nv04_instmem { /****************************************************************************** * instmem object implementation *****************************************************************************/ -#define nv04_instobj(p) container_of((p), struct nv04_instobj, memory) +#define nv04_instobj(p) container_of((p), struct nv04_instobj, base.memory) struct nv04_instobj { - struct nvkm_memory memory; + struct nvkm_instobj base; struct nv04_instmem *imem; struct nvkm_mm_node *node; }; -static enum nvkm_memory_target -nv04_instobj_target(struct nvkm_memory *memory) +static void +nv04_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) { - return NVKM_MEM_TARGET_INST; + struct nv04_instobj *iobj = nv04_instobj(memory); + struct nvkm_device *device = iobj->imem->base.subdev.device; + nvkm_wr32(device, 0x700000 + iobj->node->offset + offset, data); } -static u64 -nv04_instobj_addr(struct nvkm_memory *memory) +static u32 +nv04_instobj_rd32(struct nvkm_memory *memory, u64 offset) { - return nv04_instobj(memory)->node->offset; + struct nv04_instobj *iobj = nv04_instobj(memory); + struct nvkm_device *device = iobj->imem->base.subdev.device; + return nvkm_rd32(device, 0x700000 + iobj->node->offset + offset); } -static u64 -nv04_instobj_size(struct nvkm_memory *memory) +static const struct nvkm_memory_ptrs +nv04_instobj_ptrs = { + .rd32 = nv04_instobj_rd32, + .wr32 = nv04_instobj_wr32, +}; + +static void +nv04_instobj_release(struct nvkm_memory *memory) { - return nv04_instobj(memory)->node->length; } static void __iomem * @@ -69,34 +78,32 @@ nv04_instobj_acquire(struct nvkm_memory *memory) return device->pri + 0x700000 + iobj->node->offset; } -static void -nv04_instobj_release(struct nvkm_memory *memory) +static u64 +nv04_instobj_size(struct nvkm_memory *memory) { + return nv04_instobj(memory)->node->length; } -static u32 -nv04_instobj_rd32(struct nvkm_memory *memory, u64 offset) +static u64 +nv04_instobj_addr(struct nvkm_memory *memory) { - struct nv04_instobj *iobj = nv04_instobj(memory); - struct nvkm_device *device = iobj->imem->base.subdev.device; - return nvkm_rd32(device, 0x700000 + iobj->node->offset + offset); + return nv04_instobj(memory)->node->offset; } -static void -nv04_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) +static enum nvkm_memory_target +nv04_instobj_target(struct nvkm_memory *memory) { - struct nv04_instobj *iobj = nv04_instobj(memory); - struct nvkm_device *device = iobj->imem->base.subdev.device; - nvkm_wr32(device, 0x700000 + iobj->node->offset + offset, data); + return NVKM_MEM_TARGET_INST; } static void * nv04_instobj_dtor(struct nvkm_memory *memory) { struct nv04_instobj *iobj = nv04_instobj(memory); - mutex_lock(&iobj->imem->base.subdev.mutex); + mutex_lock(&iobj->imem->base.mutex); nvkm_mm_free(&iobj->imem->heap, &iobj->node); - mutex_unlock(&iobj->imem->base.subdev.mutex); + mutex_unlock(&iobj->imem->base.mutex); + nvkm_instobj_dtor(&iobj->imem->base, &iobj->base); return iobj; } @@ -108,8 +115,6 @@ nv04_instobj_func = { .addr = nv04_instobj_addr, .acquire = nv04_instobj_acquire, .release = nv04_instobj_release, - .rd32 = nv04_instobj_rd32, - .wr32 = nv04_instobj_wr32, }; static int @@ -122,15 +127,15 @@ nv04_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) return -ENOMEM; - *pmemory = &iobj->memory; + *pmemory = &iobj->base.memory; - nvkm_memory_ctor(&nv04_instobj_func, &iobj->memory); + nvkm_instobj_ctor(&nv04_instobj_func, &imem->base, &iobj->base); + iobj->base.memory.ptrs = &nv04_instobj_ptrs; iobj->imem = imem; - mutex_lock(&imem->base.subdev.mutex); - ret = nvkm_mm_head(&imem->heap, 0, 1, size, size, - align ? align : 1, &iobj->node); - mutex_unlock(&imem->base.subdev.mutex); + mutex_lock(&imem->base.mutex); + ret = nvkm_mm_head(&imem->heap, 0, 1, size, size, align ? align : 1, &iobj->node); + mutex_unlock(&imem->base.mutex); return ret; } @@ -150,6 +155,48 @@ nv04_instmem_wr32(struct nvkm_instmem *imem, u32 addr, u32 data) nvkm_wr32(imem->subdev.device, 0x700000 + addr, data); } +void +nv04_instmem_resume(struct nvkm_instmem *imem) +{ + struct nvkm_instobj *iobj; + + list_for_each_entry(iobj, &imem->boot, head) { + if (iobj->suspend) + nvkm_instobj_load(iobj); + } + + nvkm_bar_bar2_init(imem->subdev.device); + + list_for_each_entry(iobj, &imem->list, head) { + if (iobj->suspend) + nvkm_instobj_load(iobj); + } +} + +int +nv04_instmem_suspend(struct nvkm_instmem *imem) +{ + struct nvkm_instobj *iobj; + + list_for_each_entry(iobj, &imem->list, head) { + if (iobj->preserve) { + int ret = nvkm_instobj_save(iobj); + if (ret) + return ret; + } + } + + nvkm_bar_bar2_fini(imem->subdev.device); + + list_for_each_entry(iobj, &imem->boot, head) { + int ret = nvkm_instobj_save(iobj); + if (ret) + return ret; + } + + return 0; +} + static int nv04_instmem_oneinit(struct nvkm_instmem *base) { @@ -160,7 +207,7 @@ nv04_instmem_oneinit(struct nvkm_instmem *base) /* PRAMIN aperture maps over the end of VRAM, reserve it */ imem->base.reserved = 512 * 1024; - ret = nvkm_mm_init(&imem->heap, 0, imem->base.reserved, 1); + ret = nvkm_mm_init(&imem->heap, 0, 0, imem->base.reserved, 1); if (ret) return ret; @@ -194,10 +241,10 @@ static void * nv04_instmem_dtor(struct nvkm_instmem *base) { struct nv04_instmem *imem = nv04_instmem(base); - nvkm_memory_del(&imem->base.ramfc); - nvkm_memory_del(&imem->base.ramro); + nvkm_memory_unref(&imem->base.ramfc); + nvkm_memory_unref(&imem->base.ramro); nvkm_ramht_del(&imem->base.ramht); - nvkm_memory_del(&imem->base.vbios); + nvkm_memory_unref(&imem->base.vbios); nvkm_mm_fini(&imem->heap); return imem; } @@ -206,22 +253,23 @@ static const struct nvkm_instmem_func nv04_instmem = { .dtor = nv04_instmem_dtor, .oneinit = nv04_instmem_oneinit, + .suspend = nv04_instmem_suspend, + .resume = nv04_instmem_resume, .rd32 = nv04_instmem_rd32, .wr32 = nv04_instmem_wr32, .memory_new = nv04_instobj_new, - .persistent = false, .zero = false, }; int -nv04_instmem_new(struct nvkm_device *device, int index, +nv04_instmem_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_instmem **pimem) { struct nv04_instmem *imem; if (!(imem = kzalloc(sizeof(*imem), GFP_KERNEL))) return -ENOMEM; - nvkm_instmem_ctor(&nv04_instmem, device, index, &imem->base); + nvkm_instmem_ctor(&nv04_instmem, device, type, inst, &imem->base); *pimem = &imem->base; return 0; } |