diff options
Diffstat (limited to 'kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c')
-rw-r--r-- | kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c | 351 |
1 files changed, 160 insertions, 191 deletions
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c index 0480ce52a..f5edfadb5 100644 --- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c +++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c @@ -22,11 +22,11 @@ * Authors: Ben Skeggs */ #include "nv50.h" +#include "ram.h" #include <core/client.h> -#include <core/device.h> -#include <core/engctx.h> #include <core/enum.h> +#include <engine/fifo.h> int nv50_fb_memtype[0x80] = { @@ -40,130 +40,139 @@ nv50_fb_memtype[0x80] = { 1, 0, 2, 0, 1, 0, 2, 0, 1, 1, 2, 2, 1, 1, 0, 0 }; -bool -nv50_fb_memtype_valid(struct nvkm_fb *pfb, u32 memtype) +static int +nv50_fb_ram_new(struct nvkm_fb *base, struct nvkm_ram **pram) +{ + struct nv50_fb *fb = nv50_fb(base); + return fb->func->ram_new(&fb->base, pram); +} + +static bool +nv50_fb_memtype_valid(struct nvkm_fb *fb, u32 memtype) { return nv50_fb_memtype[(memtype & 0xff00) >> 8] != 0; } static const struct nvkm_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 }, + { 0x00000000, "GRCTX" }, + { 0x00000001, "NOTIFY" }, + { 0x00000002, "QUERY" }, + { 0x00000003, "COND" }, + { 0x00000004, "M2M_IN" }, + { 0x00000005, "M2M_OUT" }, + { 0x00000006, "M2M_NOTIFY" }, {} }; static const struct nvkm_enum vm_ccache_subclients[] = { - { 0x00000000, "CB", NULL }, - { 0x00000001, "TIC", NULL }, - { 0x00000002, "TSC", NULL }, + { 0x00000000, "CB" }, + { 0x00000001, "TIC" }, + { 0x00000002, "TSC" }, {} }; static const struct nvkm_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 }, + { 0x00000000, "RT0" }, + { 0x00000001, "RT1" }, + { 0x00000002, "RT2" }, + { 0x00000003, "RT3" }, + { 0x00000004, "RT4" }, + { 0x00000005, "RT5" }, + { 0x00000006, "RT6" }, + { 0x00000007, "RT7" }, + { 0x00000008, "ZETA" }, + { 0x00000009, "LOCAL" }, + { 0x0000000a, "GLOBAL" }, + { 0x0000000b, "STACK" }, + { 0x0000000c, "DST2D" }, {} }; static const struct nvkm_enum vm_pfifo_subclients[] = { - { 0x00000000, "PUSHBUF", NULL }, - { 0x00000001, "SEMAPHORE", NULL }, + { 0x00000000, "PUSHBUF" }, + { 0x00000001, "SEMAPHORE" }, {} }; static const struct nvkm_enum vm_bar_subclients[] = { - { 0x00000000, "FB", NULL }, - { 0x00000001, "IN", NULL }, + { 0x00000000, "FB" }, + { 0x00000001, "IN" }, {} }; static const struct nvkm_enum vm_client[] = { - { 0x00000000, "STRMOUT", NULL }, + { 0x00000000, "STRMOUT" }, { 0x00000003, "DISPATCH", vm_dispatch_subclients }, - { 0x00000004, "PFIFO_WRITE", NULL }, + { 0x00000004, "PFIFO_WRITE" }, { 0x00000005, "CCACHE", vm_ccache_subclients }, - { 0x00000006, "PMSPPP", NULL }, - { 0x00000007, "CLIPID", NULL }, - { 0x00000008, "PFIFO_READ", NULL }, - { 0x00000009, "VFETCH", NULL }, - { 0x0000000a, "TEXTURE", NULL }, + { 0x00000006, "PMSPPP" }, + { 0x00000007, "CLIPID" }, + { 0x00000008, "PFIFO_READ" }, + { 0x00000009, "VFETCH" }, + { 0x0000000a, "TEXTURE" }, { 0x0000000b, "PROP", vm_prop_subclients }, - { 0x0000000c, "PVP", NULL }, - { 0x0000000d, "PBSP", NULL }, - { 0x0000000e, "PCRYPT", NULL }, - { 0x0000000f, "PCOUNTER", NULL }, - { 0x00000011, "PDAEMON", NULL }, + { 0x0000000c, "PVP" }, + { 0x0000000d, "PBSP" }, + { 0x0000000e, "PCRYPT" }, + { 0x0000000f, "PCOUNTER" }, + { 0x00000011, "PDAEMON" }, {} }; static const struct nvkm_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 }, + { 0x00000000, "PGRAPH" }, + { 0x00000001, "PVP" }, + { 0x00000004, "PEEPHOLE" }, + { 0x00000005, "PFIFO", vm_pfifo_subclients }, { 0x00000006, "BAR", vm_bar_subclients }, - { 0x00000008, "PMSPPP", NULL, NVDEV_ENGINE_MSPPP }, - { 0x00000008, "PMPEG", NULL, NVDEV_ENGINE_MPEG }, - { 0x00000009, "PBSP", NULL, NVDEV_ENGINE_BSP }, - { 0x0000000a, "PCRYPT", NULL, NVDEV_ENGINE_CIPHER }, - { 0x0000000b, "PCOUNTER", NULL }, - { 0x0000000c, "SEMAPHORE_BG", NULL }, - { 0x0000000d, "PCE0", NULL, NVDEV_ENGINE_CE0 }, - { 0x0000000e, "PDAEMON", NULL }, + { 0x00000008, "PMSPPP" }, + { 0x00000008, "PMPEG" }, + { 0x00000009, "PBSP" }, + { 0x0000000a, "PCRYPT" }, + { 0x0000000b, "PCOUNTER" }, + { 0x0000000c, "SEMAPHORE_BG" }, + { 0x0000000d, "PCE0" }, + { 0x0000000e, "PDAEMON" }, {} }; static const struct nvkm_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 }, + { 0x00000000, "PT_NOT_PRESENT" }, + { 0x00000001, "PT_TOO_SHORT" }, + { 0x00000002, "PAGE_NOT_PRESENT" }, + { 0x00000003, "PAGE_SYSTEM_ONLY" }, + { 0x00000004, "PAGE_READ_ONLY" }, + { 0x00000006, "NULL_DMAOBJ" }, + { 0x00000007, "WRONG_MEMTYPE" }, + { 0x0000000b, "VRAM_LIMIT" }, + { 0x0000000f, "DMAOBJ_LIMIT" }, {} }; static void -nv50_fb_intr(struct nvkm_subdev *subdev) +nv50_fb_intr(struct nvkm_fb *base) { - struct nvkm_device *device = nv_device(subdev); - struct nvkm_engine *engine; - struct nv50_fb_priv *priv = (void *)subdev; - const struct nvkm_enum *en, *cl; - struct nvkm_object *engctx = NULL; - u32 trap[6], idx, chan; + struct nv50_fb *fb = nv50_fb(base); + struct nvkm_subdev *subdev = &fb->base.subdev; + struct nvkm_device *device = subdev->device; + struct nvkm_fifo *fifo = device->fifo; + struct nvkm_fifo_chan *chan; + const struct nvkm_enum *en, *re, *cl, *sc; + u32 trap[6], idx, inst; u8 st0, st1, st2, st3; + unsigned long flags; int i; - idx = nv_rd32(priv, 0x100c90); + idx = nvkm_rd32(device, 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); + nvkm_wr32(device, 0x100c90, idx | i << 24); + trap[i] = nvkm_rd32(device, 0x100c94); } - nv_wr32(priv, 0x100c90, idx | 0x80000000); + nvkm_wr32(device, 0x100c90, idx | 0x80000000); /* decode status bits into something more useful */ if (device->chipset < 0xa3 || @@ -178,143 +187,103 @@ nv50_fb_intr(struct nvkm_subdev *subdev) st2 = (trap[0] & 0x00ff0000) >> 16; st3 = (trap[0] & 0xff000000) >> 24; } - chan = (trap[2] << 16) | trap[1]; + inst = ((trap[2] << 16) | trap[1]) << 12; en = nvkm_enum_find(vm_engine, st0); - - if (en && en->data2) { - const struct nvkm_enum *orig_en = en; - while (en->name && en->value == st0 && en->data2) { - engine = nvkm_engine(subdev, en->data2); - /*XXX: clean this up */ - if (!engine && en->data2 == NVDEV_ENGINE_BSP) - engine = nvkm_engine(subdev, NVDEV_ENGINE_MSVLD); - if (!engine && en->data2 == NVDEV_ENGINE_CIPHER) - engine = nvkm_engine(subdev, NVDEV_ENGINE_SEC); - if (!engine && en->data2 == NVDEV_ENGINE_VP) - engine = nvkm_engine(subdev, NVDEV_ENGINE_MSPDEC); - if (engine) { - engctx = nvkm_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, - nvkm_client_name(engctx)); - - nvkm_engctx_put(engctx); - - if (en) - pr_cont("%s/", en->name); - else - pr_cont("%02x/", st0); - + re = nvkm_enum_find(vm_fault , st1); cl = nvkm_enum_find(vm_client, st2); - if (cl) - pr_cont("%s/", cl->name); - else - pr_cont("%02x/", st2); - - if (cl && cl->data) cl = nvkm_enum_find(cl->data, st3); - else if (en && en->data) cl = nvkm_enum_find(en->data, st3); - else cl = NULL; - if (cl) - pr_cont("%s", cl->name); - else - pr_cont("%02x", st3); - - pr_cont(" reason: "); - en = nvkm_enum_find(vm_fault, st1); - if (en) - pr_cont("%s\n", en->name); - else - pr_cont("0x%08x\n", st1); + if (cl && cl->data) sc = nvkm_enum_find(cl->data, st3); + else if (en && en->data) sc = nvkm_enum_find(en->data, st3); + else sc = NULL; + + chan = nvkm_fifo_chan_inst(fifo, inst, &flags); + nvkm_error(subdev, "trapped %s at %02x%04x%04x on channel %d [%08x %s] " + "engine %02x [%s] client %02x [%s] " + "subclient %02x [%s] reason %08x [%s]\n", + (trap[5] & 0x00000100) ? "read" : "write", + trap[5] & 0xff, trap[4] & 0xffff, trap[3] & 0xffff, + chan ? chan->chid : -1, inst, + chan ? chan->object.client->name : "unknown", + st0, en ? en->name : "", + st2, cl ? cl->name : "", st3, sc ? sc->name : "", + st1, re ? re->name : ""); + nvkm_fifo_chan_put(fifo, flags, &chan); } -int -nv50_fb_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) +static void +nv50_fb_init(struct nvkm_fb *base) { - struct nvkm_device *device = nv_device(parent); - struct nv50_fb_priv *priv; - int ret; - - ret = nvkm_fb_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; + struct nv50_fb *fb = nv50_fb(base); + struct nvkm_device *device = fb->base.subdev.device; - 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"); - } + /* 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) + */ + nvkm_wr32(device, 0x100c08, fb->r100c08 >> 8); - nv_subdev(priv)->intr = nv50_fb_intr; - return 0; + /* This is needed to get meaningful information from 100c90 + * on traps. No idea what these values mean exactly. */ + nvkm_wr32(device, 0x100c90, fb->func->trap); } -void -nv50_fb_dtor(struct nvkm_object *object) +static void * +nv50_fb_dtor(struct nvkm_fb *base) { - struct nvkm_device *device = nv_device(object); - struct nv50_fb_priv *priv = (void *)object; + struct nv50_fb *fb = nv50_fb(base); + struct nvkm_device *device = fb->base.subdev.device; - if (priv->r100c08_page) { - dma_unmap_page(nv_device_base(device), priv->r100c08, PAGE_SIZE, + if (fb->r100c08_page) { + dma_unmap_page(device->dev, fb->r100c08, PAGE_SIZE, DMA_BIDIRECTIONAL); - __free_page(priv->r100c08_page); + __free_page(fb->r100c08_page); } - nvkm_fb_destroy(&priv->base); + return fb; } +static const struct nvkm_fb_func +nv50_fb_ = { + .dtor = nv50_fb_dtor, + .init = nv50_fb_init, + .intr = nv50_fb_intr, + .ram_new = nv50_fb_ram_new, + .memtype_valid = nv50_fb_memtype_valid, +}; + int -nv50_fb_init(struct nvkm_object *object) +nv50_fb_new_(const struct nv50_fb_func *func, struct nvkm_device *device, + int index, struct nvkm_fb **pfb) { - struct nv50_fb_impl *impl = (void *)object->oclass; - struct nv50_fb_priv *priv = (void *)object; - int ret; - - ret = nvkm_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); + struct nv50_fb *fb; + + if (!(fb = kzalloc(sizeof(*fb), GFP_KERNEL))) + return -ENOMEM; + nvkm_fb_ctor(&nv50_fb_, device, index, &fb->base); + fb->func = func; + *pfb = &fb->base; + + fb->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO); + if (fb->r100c08_page) { + fb->r100c08 = dma_map_page(device->dev, fb->r100c08_page, 0, + PAGE_SIZE, DMA_BIDIRECTIONAL); + if (dma_mapping_error(device->dev, fb->r100c08)) + return -EFAULT; + } else { + nvkm_warn(&fb->base.subdev, "failed 100c08 page alloc\n"); + } - /* 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 nvkm_oclass * -nv50_fb_oclass = &(struct nv50_fb_impl) { - .base.base.handle = NV_SUBDEV(FB, 0x50), - .base.base.ofuncs = &(struct nvkm_ofuncs) { - .ctor = nv50_fb_ctor, - .dtor = nv50_fb_dtor, - .init = nv50_fb_init, - .fini = _nvkm_fb_fini, - }, - .base.memtype = nv50_fb_memtype_valid, - .base.ram = &nv50_ram_oclass, +static const struct nv50_fb_func +nv50_fb = { + .ram_new = nv50_ram_new, .trap = 0x000707ff, -}.base.base; +}; + +int +nv50_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) +{ + return nv50_fb_new_(&nv50_fb, device, index, pfb); +} |