diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_software.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_software.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_software.c b/drivers/gpu/drm/nouveau/nv50_software.c deleted file mode 100644 index df554d9dacb8..000000000000 --- a/drivers/gpu/drm/nouveau/nv50_software.c +++ /dev/null @@ -1,203 +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 "drmP.h" - -#include "nouveau_drv.h" -#include "nouveau_ramht.h" -#include "nouveau_software.h" - -#include "nv50_display.h" - -struct nv50_software_priv { - struct nouveau_software_priv base; -}; - -struct nv50_software_chan { - struct nouveau_software_chan base; -}; - -static int -mthd_dma_vblsem(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data) -{ - struct nv50_software_chan *pch = chan->engctx[NVOBJ_ENGINE_SW]; - struct nouveau_gpuobj *gpuobj; - - gpuobj = nouveau_ramht_find(chan, data); - if (!gpuobj) - return -ENOENT; - - pch->base.vblank.ctxdma = gpuobj->cinst >> 4; - return 0; -} - -static int -mthd_vblsem_offset(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data) -{ - struct nv50_software_chan *pch = chan->engctx[NVOBJ_ENGINE_SW]; - pch->base.vblank.offset = data; - return 0; -} - -static int -mthd_vblsem_value(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data) -{ - struct nv50_software_chan *pch = chan->engctx[NVOBJ_ENGINE_SW]; - pch->base.vblank.value = data; - return 0; -} - -static int -mthd_vblsem_release(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data) -{ - struct nv50_software_priv *psw = nv_engine(chan->dev, NVOBJ_ENGINE_SW); - struct nv50_software_chan *pch = chan->engctx[NVOBJ_ENGINE_SW]; - struct drm_device *dev = chan->dev; - - if (data > 1) - return -EINVAL; - - drm_vblank_get(dev, data); - - pch->base.vblank.head = data; - list_add(&pch->base.vblank.list, &psw->base.vblank); - return 0; -} - -static int -mthd_flip(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data) -{ - nouveau_finish_page_flip(chan, NULL); - return 0; -} - -static int -nv50_software_context_new(struct nouveau_channel *chan, int engine) -{ - struct nv50_software_priv *psw = nv_engine(chan->dev, NVOBJ_ENGINE_SW); - struct nv50_display *pdisp = nv50_display(chan->dev); - struct nv50_software_chan *pch; - int ret = 0, i; - - pch = kzalloc(sizeof(*pch), GFP_KERNEL); - if (!pch) - return -ENOMEM; - - nouveau_software_context_new(&pch->base); - pch->base.vblank.channel = chan->ramin->vinst >> 12; - chan->engctx[engine] = pch; - - /* dma objects for display sync channel semaphore blocks */ - for (i = 0; i < chan->dev->mode_config.num_crtc; i++) { - struct nv50_display_crtc *dispc = &pdisp->crtc[i]; - struct nouveau_gpuobj *obj = NULL; - - ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, - dispc->sem.bo->bo.offset, 0x1000, - NV_MEM_ACCESS_RW, - NV_MEM_TARGET_VRAM, &obj); - if (ret) - break; - - ret = nouveau_ramht_insert(chan, NvEvoSema0 + i, obj); - nouveau_gpuobj_ref(NULL, &obj); - } - - if (ret) - psw->base.base.context_del(chan, engine); - return ret; -} - -static void -nv50_software_context_del(struct nouveau_channel *chan, int engine) -{ - struct nv50_software_chan *pch = chan->engctx[engine]; - chan->engctx[engine] = NULL; - kfree(pch); -} - -static int -nv50_software_object_new(struct nouveau_channel *chan, int engine, - u32 handle, u16 class) -{ - struct drm_device *dev = chan->dev; - struct nouveau_gpuobj *obj = NULL; - int ret; - - ret = nouveau_gpuobj_new(dev, chan, 16, 16, 0, &obj); - if (ret) - return ret; - obj->engine = 0; - obj->class = class; - - ret = nouveau_ramht_insert(chan, handle, obj); - nouveau_gpuobj_ref(NULL, &obj); - return ret; -} - -static int -nv50_software_init(struct drm_device *dev, int engine) -{ - return 0; -} - -static int -nv50_software_fini(struct drm_device *dev, int engine, bool suspend) -{ - return 0; -} - -static void -nv50_software_destroy(struct drm_device *dev, int engine) -{ - struct nv50_software_priv *psw = nv_engine(dev, engine); - - NVOBJ_ENGINE_DEL(dev, SW); - kfree(psw); -} - -int -nv50_software_create(struct drm_device *dev) -{ - struct nv50_software_priv *psw = kzalloc(sizeof(*psw), GFP_KERNEL); - if (!psw) - return -ENOMEM; - - psw->base.base.destroy = nv50_software_destroy; - psw->base.base.init = nv50_software_init; - psw->base.base.fini = nv50_software_fini; - psw->base.base.context_new = nv50_software_context_new; - psw->base.base.context_del = nv50_software_context_del; - psw->base.base.object_new = nv50_software_object_new; - nouveau_software_create(&psw->base); - - NVOBJ_ENGINE_ADD(dev, SW, &psw->base.base); - NVOBJ_CLASS(dev, 0x506e, SW); - NVOBJ_MTHD (dev, 0x506e, 0x018c, mthd_dma_vblsem); - NVOBJ_MTHD (dev, 0x506e, 0x0400, mthd_vblsem_offset); - NVOBJ_MTHD (dev, 0x506e, 0x0404, mthd_vblsem_value); - NVOBJ_MTHD (dev, 0x506e, 0x0408, mthd_vblsem_release); - NVOBJ_MTHD (dev, 0x506e, 0x0500, mthd_flip); - return 0; -} |