diff options
Diffstat (limited to 'nvkm/subdev/fb/nv50.c')
| -rw-r--r-- | nvkm/subdev/fb/nv50.c | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/nvkm/subdev/fb/nv50.c b/nvkm/subdev/fb/nv50.c deleted file mode 100644 index 4150b0d10..000000000 --- a/nvkm/subdev/fb/nv50.c +++ /dev/null @@ -1,316 +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/enum.h> -#include <core/engctx.h> -#include <core/object.h> - -#include <subdev/bios.h> - -#include "nv50.h" - -int -nv50_fb_memtype[0x80] = { - 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 0, 0, 0, 0, 2, 2, 2, 2, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 0, 2, 2, 2, 2, 2, 2, 2, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 0, 0, - 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 2, 2, 2, 2, - 1, 0, 2, 0, 1, 0, 2, 0, 1, 1, 2, 2, 1, 1, 0, 0 -}; - -bool -nv50_fb_memtype_valid(struct nouveau_fb *pfb, u32 memtype) -{ - return nv50_fb_memtype[(memtype & 0xff00) >> 8] != 0; -} - -static const struct nouveau_enum vm_dispatch_subclients[] = { - { 0x00000000, "GRCTX", NULL }, - { 0x00000001, "NOTIFY", NULL }, - { 0x00000002, "QUERY", NULL }, - { 0x00000003, "COND", NULL }, - { 0x00000004, "M2M_IN", NULL }, - { 0x00000005, "M2M_OUT", NULL }, - { 0x00000006, "M2M_NOTIFY", NULL }, - {} -}; - -static const struct nouveau_enum vm_ccache_subclients[] = { - { 0x00000000, "CB", NULL }, - { 0x00000001, "TIC", NULL }, - { 0x00000002, "TSC", NULL }, - {} -}; - -static const struct nouveau_enum vm_prop_subclients[] = { - { 0x00000000, "RT0", NULL }, - { 0x00000001, "RT1", NULL }, - { 0x00000002, "RT2", NULL }, - { 0x00000003, "RT3", NULL }, - { 0x00000004, "RT4", NULL }, - { 0x00000005, "RT5", NULL }, - { 0x00000006, "RT6", NULL }, - { 0x00000007, "RT7", NULL }, - { 0x00000008, "ZETA", NULL }, - { 0x00000009, "LOCAL", NULL }, - { 0x0000000a, "GLOBAL", NULL }, - { 0x0000000b, "STACK", NULL }, - { 0x0000000c, "DST2D", NULL }, - {} -}; - -static const struct nouveau_enum vm_pfifo_subclients[] = { - { 0x00000000, "PUSHBUF", NULL }, - { 0x00000001, "SEMAPHORE", NULL }, - {} -}; - -static const struct nouveau_enum vm_bar_subclients[] = { - { 0x00000000, "FB", NULL }, - { 0x00000001, "IN", NULL }, - {} -}; - -static const struct nouveau_enum vm_client[] = { - { 0x00000000, "STRMOUT", NULL }, - { 0x00000003, "DISPATCH", vm_dispatch_subclients }, - { 0x00000004, "PFIFO_WRITE", NULL }, - { 0x00000005, "CCACHE", vm_ccache_subclients }, - { 0x00000006, "PPPP", NULL }, - { 0x00000007, "CLIPID", NULL }, - { 0x00000008, "PFIFO_READ", NULL }, - { 0x00000009, "VFETCH", NULL }, - { 0x0000000a, "TEXTURE", NULL }, - { 0x0000000b, "PROP", vm_prop_subclients }, - { 0x0000000c, "PVP", NULL }, - { 0x0000000d, "PBSP", NULL }, - { 0x0000000e, "PCRYPT", NULL }, - { 0x0000000f, "PCOUNTER", NULL }, - { 0x00000011, "PDAEMON", NULL }, - {} -}; - -static const struct nouveau_enum vm_engine[] = { - { 0x00000000, "PGRAPH", NULL, NVDEV_ENGINE_GR }, - { 0x00000001, "PVP", NULL, NVDEV_ENGINE_VP }, - { 0x00000004, "PEEPHOLE", NULL }, - { 0x00000005, "PFIFO", vm_pfifo_subclients, NVDEV_ENGINE_FIFO }, - { 0x00000006, "BAR", vm_bar_subclients }, - { 0x00000008, "PPPP", NULL, NVDEV_ENGINE_PPP }, - { 0x00000008, "PMPEG", NULL, NVDEV_ENGINE_MPEG }, - { 0x00000009, "PBSP", NULL, NVDEV_ENGINE_BSP }, - { 0x0000000a, "PCRYPT", NULL, NVDEV_ENGINE_CRYPT }, - { 0x0000000b, "PCOUNTER", NULL }, - { 0x0000000c, "SEMAPHORE_BG", NULL }, - { 0x0000000d, "PCOPY", NULL, NVDEV_ENGINE_COPY0 }, - { 0x0000000e, "PDAEMON", NULL }, - {} -}; - -static const struct nouveau_enum vm_fault[] = { - { 0x00000000, "PT_NOT_PRESENT", NULL }, - { 0x00000001, "PT_TOO_SHORT", NULL }, - { 0x00000002, "PAGE_NOT_PRESENT", NULL }, - { 0x00000003, "PAGE_SYSTEM_ONLY", NULL }, - { 0x00000004, "PAGE_READ_ONLY", NULL }, - { 0x00000006, "NULL_DMAOBJ", NULL }, - { 0x00000007, "WRONG_MEMTYPE", NULL }, - { 0x0000000b, "VRAM_LIMIT", NULL }, - { 0x0000000f, "DMAOBJ_LIMIT", NULL }, - {} -}; - -static void -nv50_fb_intr(struct nouveau_subdev *subdev) -{ - struct nouveau_device *device = nv_device(subdev); - struct nouveau_engine *engine; - struct nv50_fb_priv *priv = (void *)subdev; - const struct nouveau_enum *en, *cl; - struct nouveau_object *engctx = NULL; - u32 trap[6], idx, chan; - u8 st0, st1, st2, st3; - int i; - - idx = nv_rd32(priv, 0x100c90); - if (!(idx & 0x80000000)) - return; - idx &= 0x00ffffff; - - for (i = 0; i < 6; i++) { - nv_wr32(priv, 0x100c90, idx | i << 24); - trap[i] = nv_rd32(priv, 0x100c94); - } - nv_wr32(priv, 0x100c90, idx | 0x80000000); - - /* decode status bits into something more useful */ - if (device->chipset < 0xa3 || - device->chipset == 0xaa || device->chipset == 0xac) { - st0 = (trap[0] & 0x0000000f) >> 0; - st1 = (trap[0] & 0x000000f0) >> 4; - st2 = (trap[0] & 0x00000f00) >> 8; - st3 = (trap[0] & 0x0000f000) >> 12; - } else { - st0 = (trap[0] & 0x000000ff) >> 0; - st1 = (trap[0] & 0x0000ff00) >> 8; - st2 = (trap[0] & 0x00ff0000) >> 16; - st3 = (trap[0] & 0xff000000) >> 24; - } - chan = (trap[2] << 16) | trap[1]; - - en = nouveau_enum_find(vm_engine, st0); - - if (en && en->data2) { - const struct nouveau_enum *orig_en = en; - while (en->name && en->value == st0 && en->data2) { - engine = nouveau_engine(subdev, en->data2); - if (engine) { - engctx = nouveau_engctx_get(engine, chan); - if (engctx) - break; - } - en++; - } - if (!engctx) - en = orig_en; - } - - nv_error(priv, "trapped %s at 0x%02x%04x%04x on channel 0x%08x [%s] ", - (trap[5] & 0x00000100) ? "read" : "write", - trap[5] & 0xff, trap[4] & 0xffff, trap[3] & 0xffff, chan, - nouveau_client_name(engctx)); - - nouveau_engctx_put(engctx); - - if (en) - pr_cont("%s/", en->name); - else - pr_cont("%02x/", st0); - - cl = nouveau_enum_find(vm_client, st2); - if (cl) - pr_cont("%s/", cl->name); - else - pr_cont("%02x/", st2); - - if (cl && cl->data) cl = nouveau_enum_find(cl->data, st3); - else if (en && en->data) cl = nouveau_enum_find(en->data, st3); - else cl = NULL; - if (cl) - pr_cont("%s", cl->name); - else - pr_cont("%02x", st3); - - pr_cont(" reason: "); - en = nouveau_enum_find(vm_fault, st1); - if (en) - pr_cont("%s\n", en->name); - else - pr_cont("0x%08x\n", st1); -} - -int -nv50_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nouveau_device *device = nv_device(parent); - struct nv50_fb_priv *priv; - int ret; - - ret = nouveau_fb_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - priv->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (priv->r100c08_page) { - priv->r100c08 = dma_map_page(nv_device_base(device), - priv->r100c08_page, 0, PAGE_SIZE, - DMA_BIDIRECTIONAL); - if (dma_mapping_error(nv_device_base(device), priv->r100c08)) - return -EFAULT; - } else { - nv_warn(priv, "failed 0x100c08 page alloc\n"); - } - - nv_subdev(priv)->intr = nv50_fb_intr; - return 0; -} - -void -nv50_fb_dtor(struct nouveau_object *object) -{ - struct nouveau_device *device = nv_device(object); - struct nv50_fb_priv *priv = (void *)object; - - if (priv->r100c08_page) { - dma_unmap_page(nv_device_base(device), priv->r100c08, PAGE_SIZE, - DMA_BIDIRECTIONAL); - __free_page(priv->r100c08_page); - } - - nouveau_fb_destroy(&priv->base); -} - -int -nv50_fb_init(struct nouveau_object *object) -{ - struct nv50_fb_impl *impl = (void *)object->oclass; - struct nv50_fb_priv *priv = (void *)object; - int ret; - - ret = nouveau_fb_init(&priv->base); - if (ret) - return ret; - - /* Not a clue what this is exactly. Without pointing it at a - * scratch page, VRAM->GART blits with M2MF (as in DDX DFS) - * cause IOMMU "read from address 0" errors (rh#561267) - */ - nv_wr32(priv, 0x100c08, priv->r100c08 >> 8); - - /* This is needed to get meaningful information from 100c90 - * on traps. No idea what these values mean exactly. */ - nv_wr32(priv, 0x100c90, impl->trap); - return 0; -} - -struct nouveau_oclass * -nv50_fb_oclass = &(struct nv50_fb_impl) { - .base.base.handle = NV_SUBDEV(FB, 0x50), - .base.base.ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv50_fb_ctor, - .dtor = nv50_fb_dtor, - .init = nv50_fb_init, - .fini = _nouveau_fb_fini, - }, - .base.memtype = nv50_fb_memtype_valid, - .base.ram = &nv50_ram_oclass, - .trap = 0x000707ff, -}.base.base; |