diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_evo.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_evo.c | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_evo.c b/drivers/gpu/drm/nouveau/nv50_evo.c deleted file mode 100644 index 0ea090f4244..00000000000 --- a/drivers/gpu/drm/nouveau/nv50_evo.c +++ /dev/null @@ -1,344 +0,0 @@ -/* - * Copyright 2010 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_dma.h" -#include "nouveau_ramht.h" - -static void -nv50_evo_channel_del(struct nouveau_channel **pevo) -{ - struct drm_nouveau_private *dev_priv; - struct nouveau_channel *evo = *pevo; - - if (!evo) - return; - *pevo = NULL; - - dev_priv = evo->dev->dev_private; - dev_priv->evo_alloc &= ~(1 << evo->id); - - nouveau_gpuobj_channel_takedown(evo); - nouveau_bo_unmap(evo->pushbuf_bo); - nouveau_bo_ref(NULL, &evo->pushbuf_bo); - - if (evo->user) - iounmap(evo->user); - - kfree(evo); -} - -int -nv50_evo_dmaobj_new(struct nouveau_channel *evo, u32 class, u32 name, - u32 tile_flags, u32 magic_flags, u32 offset, u32 limit, - u32 flags5) -{ - struct drm_nouveau_private *dev_priv = evo->dev->dev_private; - struct drm_device *dev = evo->dev; - struct nouveau_gpuobj *obj = NULL; - int ret; - - ret = nouveau_gpuobj_new(dev, dev_priv->evo, 6*4, 32, 0, &obj); - if (ret) - return ret; - obj->engine = NVOBJ_ENGINE_DISPLAY; - - nv_wo32(obj, 0, (tile_flags << 22) | (magic_flags << 16) | class); - nv_wo32(obj, 4, limit); - nv_wo32(obj, 8, offset); - nv_wo32(obj, 12, 0x00000000); - nv_wo32(obj, 16, 0x00000000); - nv_wo32(obj, 20, flags5); - dev_priv->engine.instmem.flush(dev); - - ret = nouveau_ramht_insert(evo, name, obj); - nouveau_gpuobj_ref(NULL, &obj); - if (ret) { - return ret; - } - - return 0; -} - -static int -nv50_evo_channel_new(struct drm_device *dev, struct nouveau_channel **pevo) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_channel *evo; - int ret; - - evo = kzalloc(sizeof(struct nouveau_channel), GFP_KERNEL); - if (!evo) - return -ENOMEM; - *pevo = evo; - - for (evo->id = 0; evo->id < 5; evo->id++) { - if (dev_priv->evo_alloc & (1 << evo->id)) - continue; - - dev_priv->evo_alloc |= (1 << evo->id); - break; - } - - if (evo->id == 5) { - kfree(evo); - return -ENODEV; - } - - evo->dev = dev; - evo->user_get = 4; - evo->user_put = 0; - - ret = nouveau_bo_new(dev, NULL, 4096, 0, TTM_PL_FLAG_VRAM, 0, 0, - false, true, &evo->pushbuf_bo); - if (ret == 0) - ret = nouveau_bo_pin(evo->pushbuf_bo, TTM_PL_FLAG_VRAM); - if (ret) { - NV_ERROR(dev, "Error creating EVO DMA push buffer: %d\n", ret); - nv50_evo_channel_del(pevo); - return ret; - } - - ret = nouveau_bo_map(evo->pushbuf_bo); - if (ret) { - NV_ERROR(dev, "Error mapping EVO DMA push buffer: %d\n", ret); - nv50_evo_channel_del(pevo); - return ret; - } - - evo->user = ioremap(pci_resource_start(dev->pdev, 0) + - NV50_PDISPLAY_USER(evo->id), PAGE_SIZE); - if (!evo->user) { - NV_ERROR(dev, "Error mapping EVO control regs.\n"); - nv50_evo_channel_del(pevo); - return -ENOMEM; - } - - /* bind primary evo channel's ramht to the channel */ - if (dev_priv->evo && evo != dev_priv->evo) - nouveau_ramht_ref(dev_priv->evo->ramht, &evo->ramht, NULL); - - return 0; -} - -static int -nv50_evo_channel_init(struct nouveau_channel *evo) -{ - struct drm_device *dev = evo->dev; - int id = evo->id, ret, i; - u64 pushbuf = evo->pushbuf_bo->bo.mem.start << PAGE_SHIFT; - u32 tmp; - - tmp = nv_rd32(dev, NV50_PDISPLAY_EVO_CTRL(id)); - if ((tmp & 0x009f0000) == 0x00020000) - nv_wr32(dev, NV50_PDISPLAY_EVO_CTRL(id), tmp | 0x00800000); - - tmp = nv_rd32(dev, NV50_PDISPLAY_EVO_CTRL(id)); - if ((tmp & 0x003f0000) == 0x00030000) - nv_wr32(dev, NV50_PDISPLAY_EVO_CTRL(id), tmp | 0x00600000); - - /* initialise fifo */ - nv_wr32(dev, NV50_PDISPLAY_EVO_DMA_CB(id), pushbuf >> 8 | - NV50_PDISPLAY_EVO_DMA_CB_LOCATION_VRAM | - NV50_PDISPLAY_EVO_DMA_CB_VALID); - nv_wr32(dev, NV50_PDISPLAY_EVO_UNK2(id), 0x00010000); - nv_wr32(dev, NV50_PDISPLAY_EVO_HASH_TAG(id), id); - nv_mask(dev, NV50_PDISPLAY_EVO_CTRL(id), NV50_PDISPLAY_EVO_CTRL_DMA, - NV50_PDISPLAY_EVO_CTRL_DMA_ENABLED); - - nv_wr32(dev, NV50_PDISPLAY_USER_PUT(id), 0x00000000); - nv_wr32(dev, NV50_PDISPLAY_EVO_CTRL(id), 0x01000003 | - NV50_PDISPLAY_EVO_CTRL_DMA_ENABLED); - if (!nv_wait(dev, NV50_PDISPLAY_EVO_CTRL(id), 0x80000000, 0x00000000)) { - NV_ERROR(dev, "EvoCh %d init timeout: 0x%08x\n", id, - nv_rd32(dev, NV50_PDISPLAY_EVO_CTRL(id))); - return -EBUSY; - } - - /* enable error reporting on the channel */ - nv_mask(dev, 0x610028, 0x00000000, 0x00010001 << id); - - evo->dma.max = (4096/4) - 2; - evo->dma.put = 0; - evo->dma.cur = evo->dma.put; - evo->dma.free = evo->dma.max - evo->dma.cur; - - ret = RING_SPACE(evo, NOUVEAU_DMA_SKIPS); - if (ret) - return ret; - - for (i = 0; i < NOUVEAU_DMA_SKIPS; i++) - OUT_RING(evo, 0); - - return 0; -} - -static void -nv50_evo_channel_fini(struct nouveau_channel *evo) -{ - struct drm_device *dev = evo->dev; - int id = evo->id; - - nv_mask(dev, 0x610028, 0x00010001 << id, 0x00000000); - nv_mask(dev, NV50_PDISPLAY_EVO_CTRL(id), 0x00001010, 0x00001000); - nv_wr32(dev, NV50_PDISPLAY_INTR_0, (1 << id)); - nv_mask(dev, NV50_PDISPLAY_EVO_CTRL(id), 0x00000003, 0x00000000); - if (!nv_wait(dev, NV50_PDISPLAY_EVO_CTRL(id), 0x001e0000, 0x00000000)) { - NV_ERROR(dev, "EvoCh %d takedown timeout: 0x%08x\n", id, - nv_rd32(dev, NV50_PDISPLAY_EVO_CTRL(id))); - } -} - -static int -nv50_evo_create(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_gpuobj *ramht = NULL; - struct nouveau_channel *evo; - int ret; - - /* create primary evo channel, the one we use for modesetting - * purporses - */ - ret = nv50_evo_channel_new(dev, &dev_priv->evo); - if (ret) - return ret; - evo = dev_priv->evo; - - /* setup object management on it, any other evo channel will - * use this also as there's no per-channel support on the - * hardware - */ - ret = nouveau_gpuobj_new(dev, NULL, 32768, 65536, - NVOBJ_FLAG_ZERO_ALLOC, &evo->ramin); - if (ret) { - NV_ERROR(dev, "Error allocating EVO channel memory: %d\n", ret); - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = drm_mm_init(&evo->ramin_heap, 0, 32768); - if (ret) { - NV_ERROR(dev, "Error initialising EVO PRAMIN heap: %d\n", ret); - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = nouveau_gpuobj_new(dev, evo, 4096, 16, 0, &ramht); - if (ret) { - NV_ERROR(dev, "Unable to allocate EVO RAMHT: %d\n", ret); - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = nouveau_ramht_new(dev, ramht, &evo->ramht); - nouveau_gpuobj_ref(NULL, &ramht); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - /* create some default objects for the scanout memtypes we support */ - if (dev_priv->card_type >= NV_C0) { - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoFB32, 0xfe, 0x19, - 0, 0xffffffff, 0x00000000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoVRAM, 0, 0x19, - 0, dev_priv->vram_size, 0x00020000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoVRAM_LP, 0, 0x19, - 0, dev_priv->vram_size, 0x00000000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - } else { - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoFB16, 0x70, 0x19, - 0, 0xffffffff, 0x00010000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoFB32, 0x7a, 0x19, - 0, 0xffffffff, 0x00010000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoVRAM, 0, 0x19, - 0, dev_priv->vram_size, 0x00010000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - - ret = nv50_evo_dmaobj_new(evo, 0x3d, NvEvoVRAM_LP, 0, 0x19, - 0, dev_priv->vram_size, 0x00010000); - if (ret) { - nv50_evo_channel_del(&dev_priv->evo); - return ret; - } - } - - return 0; -} - -int -nv50_evo_init(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - int ret; - - if (!dev_priv->evo) { - ret = nv50_evo_create(dev); - if (ret) - return ret; - } - - return nv50_evo_channel_init(dev_priv->evo); -} - -void -nv50_evo_fini(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - - if (dev_priv->evo) { - nv50_evo_channel_fini(dev_priv->evo); - nv50_evo_channel_del(&dev_priv->evo); - } -} |