diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c b/drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c deleted file mode 100644 index d88c700..0000000 --- a/drivers/gpu/drm/nouveau/core/engine/mpeg/nv31.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * Copyright 2012 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#include <core/client.h> -#include <core/os.h> -#include <core/engctx.h> -#include <core/handle.h> - -#include <subdev/fb.h> -#include <subdev/timer.h> -#include <subdev/instmem.h> - -#include <engine/fifo.h> -#include <engine/mpeg.h> -#include <engine/mpeg/nv31.h> - -/******************************************************************************* - * MPEG object classes - ******************************************************************************/ - -static int -nv31_mpeg_object_ctor(struct nouveau_object *parent, - struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nouveau_gpuobj *obj; - int ret; - - ret = nouveau_gpuobj_create(parent, engine, oclass, 0, parent, - 20, 16, 0, &obj); - *pobject = nv_object(obj); - if (ret) - return ret; - - nv_wo32(obj, 0x00, nv_mclass(obj)); - nv_wo32(obj, 0x04, 0x00000000); - nv_wo32(obj, 0x08, 0x00000000); - nv_wo32(obj, 0x0c, 0x00000000); - return 0; -} - -static int -nv31_mpeg_mthd_dma(struct nouveau_object *object, u32 mthd, void *arg, u32 len) -{ - struct nouveau_instmem *imem = nouveau_instmem(object); - struct nv31_mpeg_priv *priv = (void *)object->engine; - u32 inst = *(u32 *)arg << 4; - u32 dma0 = nv_ro32(imem, inst + 0); - u32 dma1 = nv_ro32(imem, inst + 4); - u32 dma2 = nv_ro32(imem, inst + 8); - u32 base = (dma2 & 0xfffff000) | (dma0 >> 20); - u32 size = dma1 + 1; - - /* only allow linear DMA objects */ - if (!(dma0 & 0x00002000)) - return -EINVAL; - - if (mthd == 0x0190) { - /* DMA_CMD */ - nv_mask(priv, 0x00b300, 0x00010000, (dma0 & 0x00030000) ? 0x00010000 : 0); - nv_wr32(priv, 0x00b334, base); - nv_wr32(priv, 0x00b324, size); - } else - if (mthd == 0x01a0) { - /* DMA_DATA */ - nv_mask(priv, 0x00b300, 0x00020000, (dma0 & 0x00030000) ? 0x00020000 : 0); - nv_wr32(priv, 0x00b360, base); - nv_wr32(priv, 0x00b364, size); - } else { - /* DMA_IMAGE, VRAM only */ - if (dma0 & 0x00030000) - return -EINVAL; - - nv_wr32(priv, 0x00b370, base); - nv_wr32(priv, 0x00b374, size); - } - - return 0; -} - -struct nouveau_ofuncs -nv31_mpeg_ofuncs = { - .ctor = nv31_mpeg_object_ctor, - .dtor = _nouveau_gpuobj_dtor, - .init = _nouveau_gpuobj_init, - .fini = _nouveau_gpuobj_fini, - .rd32 = _nouveau_gpuobj_rd32, - .wr32 = _nouveau_gpuobj_wr32, -}; - -static struct nouveau_omthds -nv31_mpeg_omthds[] = { - { 0x0190, 0x0190, nv31_mpeg_mthd_dma }, - { 0x01a0, 0x01a0, nv31_mpeg_mthd_dma }, - { 0x01b0, 0x01b0, nv31_mpeg_mthd_dma }, - {} -}; - -struct nouveau_oclass -nv31_mpeg_sclass[] = { - { 0x3174, &nv31_mpeg_ofuncs, nv31_mpeg_omthds }, - {} -}; - -/******************************************************************************* - * PMPEG context - ******************************************************************************/ - -static int -nv31_mpeg_context_ctor(struct nouveau_object *parent, - struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nv31_mpeg_priv *priv = (void *)engine; - struct nv31_mpeg_chan *chan; - unsigned long flags; - int ret; - - ret = nouveau_object_create(parent, engine, oclass, 0, &chan); - *pobject = nv_object(chan); - if (ret) - return ret; - - spin_lock_irqsave(&nv_engine(priv)->lock, flags); - if (priv->chan) { - spin_unlock_irqrestore(&nv_engine(priv)->lock, flags); - nouveau_object_destroy(&chan->base); - *pobject = NULL; - return -EBUSY; - } - priv->chan = chan; - spin_unlock_irqrestore(&nv_engine(priv)->lock, flags); - return 0; -} - -static void -nv31_mpeg_context_dtor(struct nouveau_object *object) -{ - struct nv31_mpeg_priv *priv = (void *)object->engine; - struct nv31_mpeg_chan *chan = (void *)object; - unsigned long flags; - - spin_lock_irqsave(&nv_engine(priv)->lock, flags); - priv->chan = NULL; - spin_unlock_irqrestore(&nv_engine(priv)->lock, flags); - nouveau_object_destroy(&chan->base); -} - -struct nouveau_oclass -nv31_mpeg_cclass = { - .handle = NV_ENGCTX(MPEG, 0x31), - .ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv31_mpeg_context_ctor, - .dtor = nv31_mpeg_context_dtor, - .init = nouveau_object_init, - .fini = nouveau_object_fini, - }, -}; - -/******************************************************************************* - * PMPEG engine/subdev functions - ******************************************************************************/ - -void -nv31_mpeg_tile_prog(struct nouveau_engine *engine, int i) -{ - struct nouveau_fb_tile *tile = &nouveau_fb(engine)->tile.region[i]; - struct nv31_mpeg_priv *priv = (void *)engine; - - nv_wr32(priv, 0x00b008 + (i * 0x10), tile->pitch); - nv_wr32(priv, 0x00b004 + (i * 0x10), tile->limit); - nv_wr32(priv, 0x00b000 + (i * 0x10), tile->addr); -} - -void -nv31_mpeg_intr(struct nouveau_subdev *subdev) -{ - struct nv31_mpeg_priv *priv = (void *)subdev; - struct nouveau_fifo *pfifo = nouveau_fifo(subdev); - struct nouveau_handle *handle; - struct nouveau_object *engctx; - u32 stat = nv_rd32(priv, 0x00b100); - u32 type = nv_rd32(priv, 0x00b230); - u32 mthd = nv_rd32(priv, 0x00b234); - u32 data = nv_rd32(priv, 0x00b238); - u32 show = stat; - unsigned long flags; - - spin_lock_irqsave(&nv_engine(priv)->lock, flags); - engctx = nv_object(priv->chan); - - if (stat & 0x01000000) { - /* happens on initial binding of the object */ - if (type == 0x00000020 && mthd == 0x0000) { - nv_mask(priv, 0x00b308, 0x00000000, 0x00000000); - show &= ~0x01000000; - } - - if (type == 0x00000010 && engctx) { - handle = nouveau_handle_get_class(engctx, 0x3174); - if (handle && !nv_call(handle->object, mthd, data)) - show &= ~0x01000000; - nouveau_handle_put(handle); - } - } - - nv_wr32(priv, 0x00b100, stat); - nv_wr32(priv, 0x00b230, 0x00000001); - - if (show) { - nv_error(priv, "ch %d [%s] 0x%08x 0x%08x 0x%08x 0x%08x\n", - pfifo->chid(pfifo, engctx), - nouveau_client_name(engctx), stat, type, mthd, data); - } - - spin_unlock_irqrestore(&nv_engine(priv)->lock, flags); -} - -static int -nv31_mpeg_ctor(struct nouveau_object *parent, struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nv31_mpeg_priv *priv; - int ret; - - ret = nouveau_mpeg_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - nv_subdev(priv)->unit = 0x00000002; - nv_subdev(priv)->intr = nv31_mpeg_intr; - nv_engine(priv)->cclass = &nv31_mpeg_cclass; - nv_engine(priv)->sclass = nv31_mpeg_sclass; - nv_engine(priv)->tile_prog = nv31_mpeg_tile_prog; - return 0; -} - -int -nv31_mpeg_init(struct nouveau_object *object) -{ - struct nouveau_engine *engine = nv_engine(object); - struct nv31_mpeg_priv *priv = (void *)object; - struct nouveau_fb *pfb = nouveau_fb(object); - int ret, i; - - ret = nouveau_mpeg_init(&priv->base); - if (ret) - return ret; - - /* VPE init */ - nv_wr32(priv, 0x00b0e0, 0x00000020); /* nvidia: rd 0x01, wr 0x20 */ - nv_wr32(priv, 0x00b0e8, 0x00000020); /* nvidia: rd 0x01, wr 0x20 */ - - for (i = 0; i < pfb->tile.regions; i++) - engine->tile_prog(engine, i); - - /* PMPEG init */ - nv_wr32(priv, 0x00b32c, 0x00000000); - nv_wr32(priv, 0x00b314, 0x00000100); - nv_wr32(priv, 0x00b220, 0x00000031); - nv_wr32(priv, 0x00b300, 0x02001ec1); - nv_mask(priv, 0x00b32c, 0x00000001, 0x00000001); - - nv_wr32(priv, 0x00b100, 0xffffffff); - nv_wr32(priv, 0x00b140, 0xffffffff); - - if (!nv_wait(priv, 0x00b200, 0x00000001, 0x00000000)) { - nv_error(priv, "timeout 0x%08x\n", nv_rd32(priv, 0x00b200)); - return -EBUSY; - } - - return 0; -} - -struct nouveau_oclass -nv31_mpeg_oclass = { - .handle = NV_ENGINE(MPEG, 0x31), - .ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv31_mpeg_ctor, - .dtor = _nouveau_mpeg_dtor, - .init = nv31_mpeg_init, - .fini = _nouveau_mpeg_fini, - }, -}; |