From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 15 Dec 2015 14:52:16 -0300 Subject: Linux-libre 4.3.2-gnu --- drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c | 240 ++++++++++++--------- 1 file changed, 137 insertions(+), 103 deletions(-) (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c index 282143f49..6133c8bb2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv04.c @@ -21,173 +21,207 @@ * * Authors: Ben Skeggs */ -#include "nv04.h" +#define nv04_instmem(p) container_of((p), struct nv04_instmem, base) +#include "priv.h" +#include #include +struct nv04_instmem { + struct nvkm_instmem base; + struct nvkm_mm heap; +}; + /****************************************************************************** * instmem object implementation *****************************************************************************/ +#define nv04_instobj(p) container_of((p), struct nv04_instobj, memory) -static u32 -nv04_instobj_rd32(struct nvkm_object *object, u64 addr) +struct nv04_instobj { + struct nvkm_memory memory; + struct nv04_instmem *imem; + struct nvkm_mm_node *node; +}; + +static enum nvkm_memory_target +nv04_instobj_target(struct nvkm_memory *memory) { - struct nv04_instmem_priv *priv = (void *)nvkm_instmem(object); - struct nv04_instobj_priv *node = (void *)object; - return nv_ro32(priv, node->mem->offset + addr); + return NVKM_MEM_TARGET_INST; } -static void -nv04_instobj_wr32(struct nvkm_object *object, u64 addr, u32 data) +static u64 +nv04_instobj_addr(struct nvkm_memory *memory) +{ + return nv04_instobj(memory)->node->offset; +} + +static u64 +nv04_instobj_size(struct nvkm_memory *memory) +{ + return nv04_instobj(memory)->node->length; +} + +static void __iomem * +nv04_instobj_acquire(struct nvkm_memory *memory) { - struct nv04_instmem_priv *priv = (void *)nvkm_instmem(object); - struct nv04_instobj_priv *node = (void *)object; - nv_wo32(priv, node->mem->offset + addr, data); + struct nv04_instobj *iobj = nv04_instobj(memory); + struct nvkm_device *device = iobj->imem->base.subdev.device; + return device->pri + 0x700000 + iobj->node->offset; } static void -nv04_instobj_dtor(struct nvkm_object *object) +nv04_instobj_release(struct nvkm_memory *memory) { - struct nv04_instmem_priv *priv = (void *)nvkm_instmem(object); - struct nv04_instobj_priv *node = (void *)object; - struct nvkm_subdev *subdev = (void *)priv; +} - mutex_lock(&subdev->mutex); - nvkm_mm_free(&priv->heap, &node->mem); - mutex_unlock(&subdev->mutex); +static u32 +nv04_instobj_rd32(struct nvkm_memory *memory, u64 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); +} - nvkm_instobj_destroy(&node->base); +static void +nv04_instobj_wr32(struct nvkm_memory *memory, u64 offset, u32 data) +{ + 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 void * +nv04_instobj_dtor(struct nvkm_memory *memory) +{ + struct nv04_instobj *iobj = nv04_instobj(memory); + mutex_lock(&iobj->imem->base.subdev.mutex); + nvkm_mm_free(&iobj->imem->heap, &iobj->node); + mutex_unlock(&iobj->imem->base.subdev.mutex); + return iobj; +} + +static const struct nvkm_memory_func +nv04_instobj_func = { + .dtor = nv04_instobj_dtor, + .target = nv04_instobj_target, + .size = nv04_instobj_size, + .addr = nv04_instobj_addr, + .acquire = nv04_instobj_acquire, + .release = nv04_instobj_release, + .rd32 = nv04_instobj_rd32, + .wr32 = nv04_instobj_wr32, +}; + static int -nv04_instobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) +nv04_instobj_new(struct nvkm_instmem *base, u32 size, u32 align, bool zero, + struct nvkm_memory **pmemory) { - struct nv04_instmem_priv *priv = (void *)nvkm_instmem(parent); - struct nv04_instobj_priv *node; - struct nvkm_instobj_args *args = data; - struct nvkm_subdev *subdev = (void *)priv; + struct nv04_instmem *imem = nv04_instmem(base); + struct nv04_instobj *iobj; int ret; - if (!args->align) - args->align = 1; + if (!(iobj = kzalloc(sizeof(*iobj), GFP_KERNEL))) + return -ENOMEM; + *pmemory = &iobj->memory; - ret = nvkm_instobj_create(parent, engine, oclass, &node); - *pobject = nv_object(node); - if (ret) - return ret; - - mutex_lock(&subdev->mutex); - ret = nvkm_mm_head(&priv->heap, 0, 1, args->size, args->size, - args->align, &node->mem); - mutex_unlock(&subdev->mutex); - if (ret) - return ret; + nvkm_memory_ctor(&nv04_instobj_func, &iobj->memory); + iobj->imem = imem; - node->base.addr = node->mem->offset; - node->base.size = node->mem->length; - return 0; + 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); + return ret; } -struct nvkm_instobj_impl -nv04_instobj_oclass = { - .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = nv04_instobj_ctor, - .dtor = nv04_instobj_dtor, - .init = _nvkm_instobj_init, - .fini = _nvkm_instobj_fini, - .rd32 = nv04_instobj_rd32, - .wr32 = nv04_instobj_wr32, - }, -}; - /****************************************************************************** * instmem subdev implementation *****************************************************************************/ static u32 -nv04_instmem_rd32(struct nvkm_object *object, u64 addr) +nv04_instmem_rd32(struct nvkm_instmem *imem, u32 addr) { - return nv_rd32(object, 0x700000 + addr); + return nvkm_rd32(imem->subdev.device, 0x700000 + addr); } static void -nv04_instmem_wr32(struct nvkm_object *object, u64 addr, u32 data) -{ - return nv_wr32(object, 0x700000 + addr, data); -} - -void -nv04_instmem_dtor(struct nvkm_object *object) +nv04_instmem_wr32(struct nvkm_instmem *imem, u32 addr, u32 data) { - struct nv04_instmem_priv *priv = (void *)object; - nvkm_gpuobj_ref(NULL, &priv->ramfc); - nvkm_gpuobj_ref(NULL, &priv->ramro); - nvkm_ramht_ref(NULL, &priv->ramht); - nvkm_gpuobj_ref(NULL, &priv->vbios); - nvkm_mm_fini(&priv->heap); - if (priv->iomem) - iounmap(priv->iomem); - nvkm_instmem_destroy(&priv->base); + nvkm_wr32(imem->subdev.device, 0x700000 + addr, data); } static int -nv04_instmem_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) +nv04_instmem_oneinit(struct nvkm_instmem *base) { - struct nv04_instmem_priv *priv; + struct nv04_instmem *imem = nv04_instmem(base); + struct nvkm_device *device = imem->base.subdev.device; int ret; - ret = nvkm_instmem_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - /* PRAMIN aperture maps over the end of VRAM, reserve it */ - priv->base.reserved = 512 * 1024; + imem->base.reserved = 512 * 1024; - ret = nvkm_mm_init(&priv->heap, 0, priv->base.reserved, 1); + ret = nvkm_mm_init(&imem->heap, 0, imem->base.reserved, 1); if (ret) return ret; /* 0x00000-0x10000: reserve for probable vbios image */ - ret = nvkm_gpuobj_new(nv_object(priv), NULL, 0x10000, 0, 0, - &priv->vbios); + ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x10000, 0, false, + &imem->base.vbios); if (ret) return ret; /* 0x10000-0x18000: reserve for RAMHT */ - ret = nvkm_ramht_new(nv_object(priv), NULL, 0x08000, 0, &priv->ramht); + ret = nvkm_ramht_new(device, 0x08000, 0, NULL, &imem->base.ramht); if (ret) return ret; /* 0x18000-0x18800: reserve for RAMFC (enough for 32 nv30 channels) */ - ret = nvkm_gpuobj_new(nv_object(priv), NULL, 0x00800, 0, - NVOBJ_FLAG_ZERO_ALLOC, &priv->ramfc); + ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x00800, 0, true, + &imem->base.ramfc); if (ret) return ret; /* 0x18800-0x18a00: reserve for RAMRO */ - ret = nvkm_gpuobj_new(nv_object(priv), NULL, 0x00200, 0, 0, - &priv->ramro); + ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, 0x00200, 0, false, + &imem->base.ramro); if (ret) return ret; return 0; } -struct nvkm_oclass * -nv04_instmem_oclass = &(struct nvkm_instmem_impl) { - .base.handle = NV_SUBDEV(INSTMEM, 0x04), - .base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = nv04_instmem_ctor, - .dtor = nv04_instmem_dtor, - .init = _nvkm_instmem_init, - .fini = _nvkm_instmem_fini, - .rd32 = nv04_instmem_rd32, - .wr32 = nv04_instmem_wr32, - }, - .instobj = &nv04_instobj_oclass.base, -}.base; +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_ramht_del(&imem->base.ramht); + nvkm_memory_del(&imem->base.vbios); + nvkm_mm_fini(&imem->heap); + return imem; +} + +static const struct nvkm_instmem_func +nv04_instmem = { + .dtor = nv04_instmem_dtor, + .oneinit = nv04_instmem_oneinit, + .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, + 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); + *pimem = &imem->base; + return 0; +} -- cgit v1.2.3-54-g00ecf