diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_evo.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_evo.c | 396 |
1 files changed, 0 insertions, 396 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_evo.c b/drivers/gpu/drm/nouveau/nv50_evo.c deleted file mode 100644 index 2fd043e..0000000 --- a/drivers/gpu/drm/nouveau/nv50_evo.c +++ /dev/null @@ -1,396 +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 <drm/drmP.h> - -#include "nouveau_drm.h" -#include "nouveau_dma.h" -#include "nv50_display.h" - -#include <core/gpuobj.h> - -#include <subdev/timer.h> -#include <subdev/fb.h> - -static u32 -nv50_evo_rd32(struct nouveau_object *object, u64 addr) -{ - void __iomem *iomem = object->oclass->ofuncs->rd08; - return ioread32_native(iomem + addr); -} - -static void -nv50_evo_wr32(struct nouveau_object *object, u64 addr, u32 data) -{ - void __iomem *iomem = object->oclass->ofuncs->rd08; - iowrite32_native(data, iomem + addr); -} - -static void -nv50_evo_channel_del(struct nouveau_channel **pevo) -{ - struct nouveau_channel *evo = *pevo; - - if (!evo) - return; - *pevo = NULL; - - nouveau_bo_unmap(evo->push.buffer); - nouveau_bo_ref(NULL, &evo->push.buffer); - - if (evo->object) - iounmap(evo->object->oclass->ofuncs); - - kfree(evo); -} - -int -nv50_evo_dmaobj_new(struct nouveau_channel *evo, u32 handle, u32 memtype, - u64 base, u64 size, struct nouveau_gpuobj **pobj) -{ - struct drm_device *dev = evo->fence; - struct nouveau_drm *drm = nouveau_drm(dev); - struct nv50_display *disp = nv50_display(dev); - u32 dmao = disp->dmao; - u32 hash = disp->hash; - u32 flags5; - - if (nv_device(drm->device)->chipset < 0xc0) { - /* not supported on 0x50, specified in format mthd */ - if (nv_device(drm->device)->chipset == 0x50) - memtype = 0; - flags5 = 0x00010000; - } else { - if (memtype & 0x80000000) - flags5 = 0x00000000; /* large pages */ - else - flags5 = 0x00020000; - } - - nv_wo32(disp->ramin, dmao + 0x00, 0x0019003d | (memtype << 22)); - nv_wo32(disp->ramin, dmao + 0x04, lower_32_bits(base + size - 1)); - nv_wo32(disp->ramin, dmao + 0x08, lower_32_bits(base)); - nv_wo32(disp->ramin, dmao + 0x0c, upper_32_bits(base + size - 1) << 24 | - upper_32_bits(base)); - nv_wo32(disp->ramin, dmao + 0x10, 0x00000000); - nv_wo32(disp->ramin, dmao + 0x14, flags5); - - nv_wo32(disp->ramin, hash + 0x00, handle); - nv_wo32(disp->ramin, hash + 0x04, (evo->handle << 28) | (dmao << 10) | - evo->handle); - - disp->dmao += 0x20; - disp->hash += 0x08; - return 0; -} - -static int -nv50_evo_channel_new(struct drm_device *dev, int chid, - struct nouveau_channel **pevo) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nv50_display *disp = nv50_display(dev); - struct nouveau_channel *evo; - int ret; - - evo = kzalloc(sizeof(struct nouveau_channel), GFP_KERNEL); - if (!evo) - return -ENOMEM; - *pevo = evo; - - evo->drm = drm; - evo->handle = chid; - evo->fence = dev; - evo->user_get = 4; - evo->user_put = 0; - - ret = nouveau_bo_new(dev, 4096, 0, TTM_PL_FLAG_VRAM, 0, 0, NULL, - &evo->push.buffer); - if (ret == 0) - ret = nouveau_bo_pin(evo->push.buffer, TTM_PL_FLAG_VRAM); - if (ret) { - NV_ERROR(drm, "Error creating EVO DMA push buffer: %d\n", ret); - nv50_evo_channel_del(pevo); - return ret; - } - - ret = nouveau_bo_map(evo->push.buffer); - if (ret) { - NV_ERROR(drm, "Error mapping EVO DMA push buffer: %d\n", ret); - nv50_evo_channel_del(pevo); - return ret; - } - - evo->object = kzalloc(sizeof(*evo->object), GFP_KERNEL); -#ifdef NOUVEAU_OBJECT_MAGIC - evo->object->_magic = NOUVEAU_OBJECT_MAGIC; -#endif - evo->object->parent = nv_object(disp->ramin)->parent; - evo->object->engine = nv_object(disp->ramin)->engine; - evo->object->oclass = - kzalloc(sizeof(*evo->object->oclass), GFP_KERNEL); - evo->object->oclass->ofuncs = - kzalloc(sizeof(*evo->object->oclass->ofuncs), GFP_KERNEL); - evo->object->oclass->ofuncs->rd32 = nv50_evo_rd32; - evo->object->oclass->ofuncs->wr32 = nv50_evo_wr32; - evo->object->oclass->ofuncs->rd08 = - ioremap(pci_resource_start(dev->pdev, 0) + - NV50_PDISPLAY_USER(evo->handle), PAGE_SIZE); - return 0; -} - -static int -nv50_evo_channel_init(struct nouveau_channel *evo) -{ - struct nouveau_drm *drm = evo->drm; - struct nouveau_device *device = nv_device(drm->device); - int id = evo->handle, ret, i; - u64 pushbuf = evo->push.buffer->bo.offset; - u32 tmp; - - tmp = nv_rd32(device, NV50_PDISPLAY_EVO_CTRL(id)); - if ((tmp & 0x009f0000) == 0x00020000) - nv_wr32(device, NV50_PDISPLAY_EVO_CTRL(id), tmp | 0x00800000); - - tmp = nv_rd32(device, NV50_PDISPLAY_EVO_CTRL(id)); - if ((tmp & 0x003f0000) == 0x00030000) - nv_wr32(device, NV50_PDISPLAY_EVO_CTRL(id), tmp | 0x00600000); - - /* initialise fifo */ - nv_wr32(device, NV50_PDISPLAY_EVO_DMA_CB(id), pushbuf >> 8 | - NV50_PDISPLAY_EVO_DMA_CB_LOCATION_VRAM | - NV50_PDISPLAY_EVO_DMA_CB_VALID); - nv_wr32(device, NV50_PDISPLAY_EVO_UNK2(id), 0x00010000); - nv_wr32(device, NV50_PDISPLAY_EVO_HASH_TAG(id), id); - nv_mask(device, NV50_PDISPLAY_EVO_CTRL(id), NV50_PDISPLAY_EVO_CTRL_DMA, - NV50_PDISPLAY_EVO_CTRL_DMA_ENABLED); - - nv_wr32(device, NV50_PDISPLAY_USER_PUT(id), 0x00000000); - nv_wr32(device, NV50_PDISPLAY_EVO_CTRL(id), 0x01000003 | - NV50_PDISPLAY_EVO_CTRL_DMA_ENABLED); - if (!nv_wait(device, NV50_PDISPLAY_EVO_CTRL(id), 0x80000000, 0x00000000)) { - NV_ERROR(drm, "EvoCh %d init timeout: 0x%08x\n", id, - nv_rd32(device, NV50_PDISPLAY_EVO_CTRL(id))); - return -EBUSY; - } - - /* enable error reporting on the channel */ - nv_mask(device, 0x610028, 0x00000000, 0x00010001 << id); - - evo->dma.max = (4096/4) - 2; - evo->dma.max &= ~7; - 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 nouveau_drm *drm = evo->drm; - struct nouveau_device *device = nv_device(drm->device); - int id = evo->handle; - - nv_mask(device, 0x610028, 0x00010001 << id, 0x00000000); - nv_mask(device, NV50_PDISPLAY_EVO_CTRL(id), 0x00001010, 0x00001000); - nv_wr32(device, NV50_PDISPLAY_INTR_0, (1 << id)); - nv_mask(device, NV50_PDISPLAY_EVO_CTRL(id), 0x00000003, 0x00000000); - if (!nv_wait(device, NV50_PDISPLAY_EVO_CTRL(id), 0x001e0000, 0x00000000)) { - NV_ERROR(drm, "EvoCh %d takedown timeout: 0x%08x\n", id, - nv_rd32(device, NV50_PDISPLAY_EVO_CTRL(id))); - } -} - -void -nv50_evo_destroy(struct drm_device *dev) -{ - struct nv50_display *disp = nv50_display(dev); - int i; - - for (i = 0; i < 2; i++) { - if (disp->crtc[i].sem.bo) { - nouveau_bo_unmap(disp->crtc[i].sem.bo); - nouveau_bo_ref(NULL, &disp->crtc[i].sem.bo); - } - nv50_evo_channel_del(&disp->crtc[i].sync); - } - nv50_evo_channel_del(&disp->master); -} - -int -nv50_evo_create(struct drm_device *dev) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nouveau_fb *pfb = nouveau_fb(drm->device); - struct nv50_display *disp = nv50_display(dev); - struct nouveau_channel *evo; - int ret, i, j; - - /* setup object management on it, any other evo channel will - * use this also as there's no per-channel support on the - * hardware - */ - disp->ramin = nv_gpuobj(disp->core->parent); - disp->hash = 0x0000; - disp->dmao = 0x1000; - - /* create primary evo channel, the one we use for modesetting - * purporses - */ - ret = nv50_evo_channel_new(dev, 0, &disp->master); - if (ret) - return ret; - evo = disp->master; - - ret = nv50_evo_dmaobj_new(disp->master, NvEvoSync, 0x0000, - disp->ramin->addr + 0x2000, 0x1000, NULL); - if (ret) - goto err; - - /* create some default objects for the scanout memtypes we support */ - ret = nv50_evo_dmaobj_new(disp->master, NvEvoVRAM, 0x0000, - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(disp->master, NvEvoVRAM_LP, 0x80000000, - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(disp->master, NvEvoFB32, 0x80000000 | - (nv_device(drm->device)->chipset < 0xc0 ? 0x7a : 0xfe), - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(disp->master, NvEvoFB16, 0x80000000 | - (nv_device(drm->device)->chipset < 0xc0 ? 0x70 : 0xfe), - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - /* create "display sync" channels and other structures we need - * to implement page flipping - */ - for (i = 0; i < 2; i++) { - struct nv50_display_crtc *dispc = &disp->crtc[i]; - u64 offset; - - ret = nv50_evo_channel_new(dev, 1 + i, &dispc->sync); - if (ret) - goto err; - - ret = nouveau_bo_new(dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, - 0, 0x0000, NULL, &dispc->sem.bo); - if (!ret) { - ret = nouveau_bo_pin(dispc->sem.bo, TTM_PL_FLAG_VRAM); - if (!ret) - ret = nouveau_bo_map(dispc->sem.bo); - if (ret) - nouveau_bo_ref(NULL, &dispc->sem.bo); - offset = dispc->sem.bo->bo.offset; - } - - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(dispc->sync, NvEvoSync, 0x0000, - offset, 4096, NULL); - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(dispc->sync, NvEvoVRAM_LP, 0x80000000, - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(dispc->sync, NvEvoFB32, 0x80000000 | - (nv_device(drm->device)->chipset < 0xc0 ? - 0x7a : 0xfe), - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - ret = nv50_evo_dmaobj_new(dispc->sync, NvEvoFB16, 0x80000000 | - (nv_device(drm->device)->chipset < 0xc0 ? - 0x70 : 0xfe), - 0, pfb->ram.size, NULL); - if (ret) - goto err; - - for (j = 0; j < 4096; j += 4) - nouveau_bo_wr32(dispc->sem.bo, j / 4, 0x74b1e000); - dispc->sem.offset = 0; - } - - return 0; - -err: - nv50_evo_destroy(dev); - return ret; -} - -int -nv50_evo_init(struct drm_device *dev) -{ - struct nv50_display *disp = nv50_display(dev); - int ret, i; - - ret = nv50_evo_channel_init(disp->master); - if (ret) - return ret; - - for (i = 0; i < 2; i++) { - ret = nv50_evo_channel_init(disp->crtc[i].sync); - if (ret) - return ret; - } - - return 0; -} - -void -nv50_evo_fini(struct drm_device *dev) -{ - struct nv50_display *disp = nv50_display(dev); - int i; - - for (i = 0; i < 2; i++) { - if (disp->crtc[i].sync) - nv50_evo_channel_fini(disp->crtc[i].sync); - } - - if (disp->master) - nv50_evo_channel_fini(disp->master); -} |
