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path: root/drivers/gpu/drm/nouveau/nv50_mpeg.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_mpeg.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_mpeg.c241
1 files changed, 0 insertions, 241 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_mpeg.c b/drivers/gpu/drm/nouveau/nv50_mpeg.c
deleted file mode 100644
index e11bb540727b..000000000000
--- a/drivers/gpu/drm/nouveau/nv50_mpeg.c
+++ /dev/null
@@ -1,241 +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 <drm/drmP.h>
-#include "nouveau_drv.h"
-#include "nouveau_ramht.h"
-
-struct nv50_mpeg_engine {
- struct nouveau_exec_engine base;
-};
-
-static inline u32
-CTX_PTR(struct drm_device *dev, u32 offset)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
-
- if (dev_priv->chipset == 0x50)
- offset += 0x0260;
- else
- offset += 0x0060;
-
- return offset;
-}
-
-static int
-nv50_mpeg_context_new(struct nouveau_channel *chan, int 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;
-
- NV_DEBUG(dev, "ch%d\n", chan->id);
-
- ret = nouveau_gpuobj_new(dev, chan, 128 * 4, 0, NVOBJ_FLAG_ZERO_ALLOC |
- NVOBJ_FLAG_ZERO_FREE, &ctx);
- if (ret)
- return ret;
-
- nv_wo32(ramin, CTX_PTR(dev, 0x00), 0x80190002);
- nv_wo32(ramin, CTX_PTR(dev, 0x04), ctx->vinst + ctx->size - 1);
- nv_wo32(ramin, CTX_PTR(dev, 0x08), ctx->vinst);
- nv_wo32(ramin, CTX_PTR(dev, 0x0c), 0);
- nv_wo32(ramin, CTX_PTR(dev, 0x10), 0);
- nv_wo32(ramin, CTX_PTR(dev, 0x14), 0x00010000);
-
- nv_wo32(ctx, 0x70, 0x00801ec1);
- nv_wo32(ctx, 0x7c, 0x0000037c);
- dev_priv->engine.instmem.flush(dev);
-
- chan->engctx[engine] = ctx;
- return 0;
-}
-
-static void
-nv50_mpeg_context_del(struct nouveau_channel *chan, int engine)
-{
- struct nouveau_gpuobj *ctx = chan->engctx[engine];
- struct drm_device *dev = chan->dev;
- int i;
-
- for (i = 0x00; i <= 0x14; i += 4)
- nv_wo32(chan->ramin, CTX_PTR(dev, i), 0x00000000);
-
- nouveau_gpuobj_ref(NULL, &ctx);
- chan->engctx[engine] = NULL;
-}
-
-static int
-nv50_mpeg_object_new(struct nouveau_channel *chan, int engine,
- u32 handle, u16 class)
-{
- struct drm_device *dev = chan->dev;
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nouveau_gpuobj *obj = NULL;
- int ret;
-
- ret = nouveau_gpuobj_new(dev, chan, 16, 16, NVOBJ_FLAG_ZERO_FREE, &obj);
- if (ret)
- return ret;
- obj->engine = 2;
- obj->class = class;
-
- nv_wo32(obj, 0x00, class);
- nv_wo32(obj, 0x04, 0x00000000);
- nv_wo32(obj, 0x08, 0x00000000);
- nv_wo32(obj, 0x0c, 0x00000000);
- dev_priv->engine.instmem.flush(dev);
-
- ret = nouveau_ramht_insert(chan, handle, obj);
- nouveau_gpuobj_ref(NULL, &obj);
- return ret;
-}
-
-static void
-nv50_mpeg_tlb_flush(struct drm_device *dev, int engine)
-{
- nv50_vm_flush_engine(dev, 0x08);
-}
-
-static int
-nv50_mpeg_init(struct drm_device *dev, int engine)
-{
- nv_wr32(dev, 0x00b32c, 0x00000000);
- nv_wr32(dev, 0x00b314, 0x00000100);
- nv_wr32(dev, 0x00b0e0, 0x0000001a);
-
- nv_wr32(dev, 0x00b220, 0x00000044);
- nv_wr32(dev, 0x00b300, 0x00801ec1);
- nv_wr32(dev, 0x00b390, 0x00000000);
- nv_wr32(dev, 0x00b394, 0x00000000);
- nv_wr32(dev, 0x00b398, 0x00000000);
- nv_mask(dev, 0x00b32c, 0x00000001, 0x00000001);
-
- nv_wr32(dev, 0x00b100, 0xffffffff);
- nv_wr32(dev, 0x00b140, 0xffffffff);
-
- if (!nv_wait(dev, 0x00b200, 0x00000001, 0x00000000)) {
- NV_ERROR(dev, "PMPEG init: 0x%08x\n", nv_rd32(dev, 0x00b200));
- return -EBUSY;
- }
-
- return 0;
-}
-
-static int
-nv50_mpeg_fini(struct drm_device *dev, int engine, bool suspend)
-{
- nv_mask(dev, 0x00b32c, 0x00000001, 0x00000000);
- nv_wr32(dev, 0x00b140, 0x00000000);
- return 0;
-}
-
-static void
-nv50_mpeg_isr(struct drm_device *dev)
-{
- u32 stat = nv_rd32(dev, 0x00b100);
- u32 type = nv_rd32(dev, 0x00b230);
- u32 mthd = nv_rd32(dev, 0x00b234);
- u32 data = nv_rd32(dev, 0x00b238);
- u32 show = stat;
-
- if (stat & 0x01000000) {
- /* happens on initial binding of the object */
- if (type == 0x00000020 && mthd == 0x0000) {
- nv_wr32(dev, 0x00b308, 0x00000100);
- show &= ~0x01000000;
- }
- }
-
- if (show && nouveau_ratelimit()) {
- NV_INFO(dev, "PMPEG - 0x%08x 0x%08x 0x%08x 0x%08x\n",
- stat, type, mthd, data);
- }
-
- nv_wr32(dev, 0x00b100, stat);
- nv_wr32(dev, 0x00b230, 0x00000001);
- nv50_fb_vm_trap(dev, 1);
-}
-
-static void
-nv50_vpe_isr(struct drm_device *dev)
-{
- if (nv_rd32(dev, 0x00b100))
- nv50_mpeg_isr(dev);
-
- if (nv_rd32(dev, 0x00b800)) {
- u32 stat = nv_rd32(dev, 0x00b800);
- NV_INFO(dev, "PMSRCH: 0x%08x\n", stat);
- nv_wr32(dev, 0xb800, stat);
- }
-}
-
-static void
-nv50_mpeg_destroy(struct drm_device *dev, int engine)
-{
- struct nv50_mpeg_engine *pmpeg = nv_engine(dev, engine);
-
- nouveau_irq_unregister(dev, 0);
-
- NVOBJ_ENGINE_DEL(dev, MPEG);
- kfree(pmpeg);
-}
-
-int
-nv50_mpeg_create(struct drm_device *dev)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct nv50_mpeg_engine *pmpeg;
-
- pmpeg = kzalloc(sizeof(*pmpeg), GFP_KERNEL);
- if (!pmpeg)
- return -ENOMEM;
-
- pmpeg->base.destroy = nv50_mpeg_destroy;
- pmpeg->base.init = nv50_mpeg_init;
- pmpeg->base.fini = nv50_mpeg_fini;
- pmpeg->base.context_new = nv50_mpeg_context_new;
- pmpeg->base.context_del = nv50_mpeg_context_del;
- pmpeg->base.object_new = nv50_mpeg_object_new;
- pmpeg->base.tlb_flush = nv50_mpeg_tlb_flush;
-
- if (dev_priv->chipset == 0x50) {
- nouveau_irq_register(dev, 0, nv50_vpe_isr);
- NVOBJ_ENGINE_ADD(dev, MPEG, &pmpeg->base);
- NVOBJ_CLASS(dev, 0x3174, MPEG);
-#if 0
- NVOBJ_ENGINE_ADD(dev, ME, &pme->base);
- NVOBJ_CLASS(dev, 0x4075, ME);
-#endif
- } else {
- nouveau_irq_register(dev, 0, nv50_mpeg_isr);
- NVOBJ_ENGINE_ADD(dev, MPEG, &pmpeg->base);
- NVOBJ_CLASS(dev, 0x8274, MPEG);
- }
-
- return 0;
-
-}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.