diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvc0_copy.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvc0_copy.c | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_copy.c b/drivers/gpu/drm/nouveau/nvc0_copy.c deleted file mode 100644 index 88a922d6082..00000000000 --- a/drivers/gpu/drm/nouveau/nvc0_copy.c +++ /dev/null @@ -1,243 +0,0 @@ -/* - * Copyright 2011 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 <linux/firmware.h> -#include <drm/drmP.h> -#include "nouveau_drv.h" -#include "nouveau_util.h" -#include "nouveau_vm.h" -#include "nouveau_ramht.h" -#include "nvc0_copy.fuc.h" - -struct nvc0_copy_engine { - struct nouveau_exec_engine base; - u32 irq; - u32 pmc; - u32 fuc; - u32 ctx; -}; - -static int -nvc0_copy_context_new(struct nouveau_channel *chan, int engine) -{ - struct nvc0_copy_engine *pcopy = nv_engine(chan->dev, engine); - struct drm_device *dev = chan->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_gpuobj *ramin = chan->ramin; - struct nouveau_gpuobj *ctx = NULL; - int ret; - - ret = nouveau_gpuobj_new(dev, chan, 256, 256, - NVOBJ_FLAG_VM | NVOBJ_FLAG_VM_USER | - NVOBJ_FLAG_ZERO_ALLOC, &ctx); - if (ret) - return ret; - - nv_wo32(ramin, pcopy->ctx + 0, lower_32_bits(ctx->linst)); - nv_wo32(ramin, pcopy->ctx + 4, upper_32_bits(ctx->linst)); - dev_priv->engine.instmem.flush(dev); - - chan->engctx[engine] = ctx; - return 0; -} - -static int -nvc0_copy_object_new(struct nouveau_channel *chan, int engine, - u32 handle, u16 class) -{ - return 0; -} - -static void -nvc0_copy_context_del(struct nouveau_channel *chan, int engine) -{ - struct nvc0_copy_engine *pcopy = nv_engine(chan->dev, engine); - struct nouveau_gpuobj *ctx = chan->engctx[engine]; - struct drm_device *dev = chan->dev; - u32 inst; - - inst = (chan->ramin->vinst >> 12); - inst |= 0x40000000; - - /* disable fifo access */ - nv_wr32(dev, pcopy->fuc + 0x048, 0x00000000); - /* mark channel as unloaded if it's currently active */ - if (nv_rd32(dev, pcopy->fuc + 0x050) == inst) - nv_mask(dev, pcopy->fuc + 0x050, 0x40000000, 0x00000000); - /* mark next channel as invalid if it's about to be loaded */ - if (nv_rd32(dev, pcopy->fuc + 0x054) == inst) - nv_mask(dev, pcopy->fuc + 0x054, 0x40000000, 0x00000000); - /* restore fifo access */ - nv_wr32(dev, pcopy->fuc + 0x048, 0x00000003); - - nv_wo32(chan->ramin, pcopy->ctx + 0, 0x00000000); - nv_wo32(chan->ramin, pcopy->ctx + 4, 0x00000000); - nouveau_gpuobj_ref(NULL, &ctx); - - chan->engctx[engine] = ctx; -} - -static int -nvc0_copy_init(struct drm_device *dev, int engine) -{ - struct nvc0_copy_engine *pcopy = nv_engine(dev, engine); - int i; - - nv_mask(dev, 0x000200, pcopy->pmc, 0x00000000); - nv_mask(dev, 0x000200, pcopy->pmc, pcopy->pmc); - nv_wr32(dev, pcopy->fuc + 0x014, 0xffffffff); - - nv_wr32(dev, pcopy->fuc + 0x1c0, 0x01000000); - for (i = 0; i < sizeof(nvc0_pcopy_data) / 4; i++) - nv_wr32(dev, pcopy->fuc + 0x1c4, nvc0_pcopy_data[i]); - - nv_wr32(dev, pcopy->fuc + 0x180, 0x01000000); - for (i = 0; i < sizeof(nvc0_pcopy_code) / 4; i++) { - if ((i & 0x3f) == 0) - nv_wr32(dev, pcopy->fuc + 0x188, i >> 6); - nv_wr32(dev, pcopy->fuc + 0x184, nvc0_pcopy_code[i]); - } - - nv_wr32(dev, pcopy->fuc + 0x084, engine - NVOBJ_ENGINE_COPY0); - nv_wr32(dev, pcopy->fuc + 0x10c, 0x00000000); - nv_wr32(dev, pcopy->fuc + 0x104, 0x00000000); /* ENTRY */ - nv_wr32(dev, pcopy->fuc + 0x100, 0x00000002); /* TRIGGER */ - return 0; -} - -static int -nvc0_copy_fini(struct drm_device *dev, int engine, bool suspend) -{ - struct nvc0_copy_engine *pcopy = nv_engine(dev, engine); - - nv_mask(dev, pcopy->fuc + 0x048, 0x00000003, 0x00000000); - - /* trigger fuc context unload */ - nv_wait(dev, pcopy->fuc + 0x008, 0x0000000c, 0x00000000); - nv_mask(dev, pcopy->fuc + 0x054, 0x40000000, 0x00000000); - nv_wr32(dev, pcopy->fuc + 0x000, 0x00000008); - nv_wait(dev, pcopy->fuc + 0x008, 0x00000008, 0x00000000); - - nv_wr32(dev, pcopy->fuc + 0x014, 0xffffffff); - return 0; -} - -static struct nouveau_enum nvc0_copy_isr_error_name[] = { - { 0x0001, "ILLEGAL_MTHD" }, - { 0x0002, "INVALID_ENUM" }, - { 0x0003, "INVALID_BITFIELD" }, - {} -}; - -static void -nvc0_copy_isr(struct drm_device *dev, int engine) -{ - struct nvc0_copy_engine *pcopy = nv_engine(dev, engine); - u32 disp = nv_rd32(dev, pcopy->fuc + 0x01c); - u32 stat = nv_rd32(dev, pcopy->fuc + 0x008) & disp & ~(disp >> 16); - u64 inst = (u64)(nv_rd32(dev, pcopy->fuc + 0x050) & 0x0fffffff) << 12; - u32 chid = nvc0_graph_isr_chid(dev, inst); - u32 ssta = nv_rd32(dev, pcopy->fuc + 0x040) & 0x0000ffff; - u32 addr = nv_rd32(dev, pcopy->fuc + 0x040) >> 16; - u32 mthd = (addr & 0x07ff) << 2; - u32 subc = (addr & 0x3800) >> 11; - u32 data = nv_rd32(dev, pcopy->fuc + 0x044); - - if (stat & 0x00000040) { - NV_INFO(dev, "PCOPY: DISPATCH_ERROR ["); - nouveau_enum_print(nvc0_copy_isr_error_name, ssta); - printk("] ch %d [0x%010llx] subc %d mthd 0x%04x data 0x%08x\n", - chid, inst, subc, mthd, data); - nv_wr32(dev, pcopy->fuc + 0x004, 0x00000040); - stat &= ~0x00000040; - } - - if (stat) { - NV_INFO(dev, "PCOPY: unhandled intr 0x%08x\n", stat); - nv_wr32(dev, pcopy->fuc + 0x004, stat); - } -} - -static void -nvc0_copy_isr_0(struct drm_device *dev) -{ - nvc0_copy_isr(dev, NVOBJ_ENGINE_COPY0); -} - -static void -nvc0_copy_isr_1(struct drm_device *dev) -{ - nvc0_copy_isr(dev, NVOBJ_ENGINE_COPY1); -} - -static void -nvc0_copy_destroy(struct drm_device *dev, int engine) -{ - struct nvc0_copy_engine *pcopy = nv_engine(dev, engine); - - nouveau_irq_unregister(dev, pcopy->irq); - - if (engine == NVOBJ_ENGINE_COPY0) - NVOBJ_ENGINE_DEL(dev, COPY0); - else - NVOBJ_ENGINE_DEL(dev, COPY1); - kfree(pcopy); -} - -int -nvc0_copy_create(struct drm_device *dev, int engine) -{ - struct nvc0_copy_engine *pcopy; - - pcopy = kzalloc(sizeof(*pcopy), GFP_KERNEL); - if (!pcopy) - return -ENOMEM; - - pcopy->base.destroy = nvc0_copy_destroy; - pcopy->base.init = nvc0_copy_init; - pcopy->base.fini = nvc0_copy_fini; - pcopy->base.context_new = nvc0_copy_context_new; - pcopy->base.context_del = nvc0_copy_context_del; - pcopy->base.object_new = nvc0_copy_object_new; - - if (engine == 0) { - pcopy->irq = 5; - pcopy->pmc = 0x00000040; - pcopy->fuc = 0x104000; - pcopy->ctx = 0x0230; - nouveau_irq_register(dev, pcopy->irq, nvc0_copy_isr_0); - NVOBJ_ENGINE_ADD(dev, COPY0, &pcopy->base); - NVOBJ_CLASS(dev, 0x90b5, COPY0); - } else { - pcopy->irq = 6; - pcopy->pmc = 0x00000080; - pcopy->fuc = 0x105000; - pcopy->ctx = 0x0240; - nouveau_irq_register(dev, pcopy->irq, nvc0_copy_isr_1); - NVOBJ_ENGINE_ADD(dev, COPY1, &pcopy->base); - NVOBJ_CLASS(dev, 0x90b8, COPY1); - } - - return 0; -} |