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path: root/drivers/gpu/drm/nouveau/nvc0_copy.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvc0_copy.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvc0_copy.c243
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;
-}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-01 04:43:46 +0000