From 60e5cb79cbd27a36836fc04177d7c323ee873563 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Thu, 14 Feb 2013 12:59:36 +1000 Subject: [PATCH] drm/nv17/fence: split from nv10 code Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/Makefile | 3 +- drivers/gpu/drm/nouveau/nouveau_drm.c | 3 +- drivers/gpu/drm/nouveau/nouveau_fence.h | 2 + drivers/gpu/drm/nouveau/nv10_fence.c | 99 +-------------------- drivers/gpu/drm/nouveau/nv17_fence.c | 149 ++++++++++++++++++++++++++++++++ 5 files changed, 158 insertions(+), 98 deletions(-) create mode 100644 drivers/gpu/drm/nouveau/nv17_fence.c diff --git a/drivers/gpu/drm/nouveau/Makefile b/drivers/gpu/drm/nouveau/Makefile index e0bd21a..4208db9 100644 --- a/drivers/gpu/drm/nouveau/Makefile +++ b/drivers/gpu/drm/nouveau/Makefile @@ -207,7 +207,8 @@ nouveau-y += nouveau_drm.o nouveau_chan.o nouveau_dma.o nouveau_fence.o nouveau-y += nouveau_irq.o nouveau_vga.o nouveau_agp.o nouveau-y += nouveau_ttm.o nouveau_sgdma.o nouveau_bo.o nouveau_gem.o nouveau-y += nouveau_prime.o nouveau_abi16.o -nouveau-y += nv04_fence.o nv10_fence.o nv50_fence.o nv84_fence.o nvc0_fence.o +nouveau-y += nv04_fence.o nv10_fence.o nv17_fence.o +nouveau-y += nv50_fence.o nv84_fence.o nvc0_fence.o # drm/kms nouveau-y += nouveau_bios.o nouveau_fbcon.o nouveau_display.o diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index ce91c8d..f914491 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -160,7 +160,8 @@ nouveau_accel_init(struct nouveau_drm *drm) /* initialise synchronisation routines */ if (device->card_type < NV_10) ret = nv04_fence_create(drm); - else if (device->card_type < NV_50) ret = nv10_fence_create(drm); + else if (device->chipset < 0x17) ret = nv10_fence_create(drm); + else if (device->card_type < NV_50) ret = nv17_fence_create(drm); else if (device->chipset < 0x84) ret = nv50_fence_create(drm); else if (device->card_type < NV_C0) ret = nv84_fence_create(drm); else ret = nvc0_fence_create(drm); diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h index f1f0c6d..fb0993c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.h +++ b/drivers/gpu/drm/nouveau/nouveau_fence.h @@ -65,6 +65,8 @@ u32 nv10_fence_read(struct nouveau_channel *); void nv10_fence_context_del(struct nouveau_channel *); void nv10_fence_destroy(struct nouveau_drm *); int nv10_fence_create(struct nouveau_drm *); + +int nv17_fence_create(struct nouveau_drm *); void nv17_fence_resume(struct nouveau_drm *drm); int nv50_fence_create(struct nouveau_drm *); diff --git a/drivers/gpu/drm/nouveau/nv10_fence.c b/drivers/gpu/drm/nouveau/nv10_fence.c index a8ea4af..e4f124a 100644 --- a/drivers/gpu/drm/nouveau/nv10_fence.c +++ b/drivers/gpu/drm/nouveau/nv10_fence.c @@ -50,45 +50,6 @@ nv10_fence_sync(struct nouveau_fence *fence, return -ENODEV; } -int -nv17_fence_sync(struct nouveau_fence *fence, - struct nouveau_channel *prev, struct nouveau_channel *chan) -{ - struct nv10_fence_priv *priv = chan->drm->fence; - u32 value; - int ret; - - if (!mutex_trylock(&prev->cli->mutex)) - return -EBUSY; - - spin_lock(&priv->lock); - value = priv->sequence; - priv->sequence += 2; - spin_unlock(&priv->lock); - - ret = RING_SPACE(prev, 5); - if (!ret) { - BEGIN_NV04(prev, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 4); - OUT_RING (prev, NvSema); - OUT_RING (prev, 0); - OUT_RING (prev, value + 0); - OUT_RING (prev, value + 1); - FIRE_RING (prev); - } - - if (!ret && !(ret = RING_SPACE(chan, 5))) { - BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 4); - OUT_RING (chan, NvSema); - OUT_RING (chan, 0); - OUT_RING (chan, value + 1); - OUT_RING (chan, value + 2); - FIRE_RING (chan); - } - - mutex_unlock(&prev->cli->mutex); - return 0; -} - u32 nv10_fence_read(struct nouveau_channel *chan) { @@ -104,39 +65,17 @@ nv10_fence_context_del(struct nouveau_channel *chan) kfree(fctx); } -static int +int nv10_fence_context_new(struct nouveau_channel *chan) { - struct nv10_fence_priv *priv = chan->drm->fence; struct nv10_fence_chan *fctx; - int ret = 0; fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL); if (!fctx) return -ENOMEM; nouveau_fence_context_new(&fctx->base); - - if (priv->bo) { - struct ttm_mem_reg *mem = &priv->bo->bo.mem; - struct nouveau_object *object; - u32 start = mem->start * PAGE_SIZE; - u32 limit = mem->start + mem->size - 1; - - ret = nouveau_object_new(nv_object(chan->cli), chan->handle, - NvSema, 0x0002, - &(struct nv_dma_class) { - .flags = NV_DMA_TARGET_VRAM | - NV_DMA_ACCESS_RDWR, - .start = start, - .limit = limit, - }, sizeof(struct nv_dma_class), - &object); - } - - if (ret) - nv10_fence_context_del(chan); - return ret; + return 0; } void @@ -151,18 +90,10 @@ nv10_fence_destroy(struct nouveau_drm *drm) kfree(priv); } -void nv17_fence_resume(struct nouveau_drm *drm) -{ - struct nv10_fence_priv *priv = drm->fence; - - nouveau_bo_wr32(priv->bo, 0, priv->sequence); -} - int nv10_fence_create(struct nouveau_drm *drm) { struct nv10_fence_priv *priv; - int ret = 0; priv = drm->fence = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) @@ -175,29 +106,5 @@ nv10_fence_create(struct nouveau_drm *drm) priv->base.read = nv10_fence_read; priv->base.sync = nv10_fence_sync; spin_lock_init(&priv->lock); - - if (nv_device(drm->device)->chipset >= 0x17) { - ret = nouveau_bo_new(drm->dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, - 0, 0x0000, NULL, &priv->bo); - if (!ret) { - ret = nouveau_bo_pin(priv->bo, TTM_PL_FLAG_VRAM); - if (!ret) { - ret = nouveau_bo_map(priv->bo); - if (ret) - nouveau_bo_unpin(priv->bo); - } - if (ret) - nouveau_bo_ref(NULL, &priv->bo); - } - - if (ret == 0) { - nouveau_bo_wr32(priv->bo, 0x000, 0x00000000); - priv->base.sync = nv17_fence_sync; - priv->base.resume = nv17_fence_resume; - } - } - - if (ret) - nv10_fence_destroy(drm); - return ret; + return 0; } diff --git a/drivers/gpu/drm/nouveau/nv17_fence.c b/drivers/gpu/drm/nouveau/nv17_fence.c new file mode 100644 index 0000000..fe19445 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nv17_fence.c @@ -0,0 +1,149 @@ +/* + * 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 +#include + +#include "nouveau_drm.h" +#include "nouveau_dma.h" +#include "nv10_fence.h" + +int +nv17_fence_sync(struct nouveau_fence *fence, + struct nouveau_channel *prev, struct nouveau_channel *chan) +{ + struct nv10_fence_priv *priv = chan->drm->fence; + u32 value; + int ret; + + if (!mutex_trylock(&prev->cli->mutex)) + return -EBUSY; + + spin_lock(&priv->lock); + value = priv->sequence; + priv->sequence += 2; + spin_unlock(&priv->lock); + + ret = RING_SPACE(prev, 5); + if (!ret) { + BEGIN_NV04(prev, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 4); + OUT_RING (prev, NvSema); + OUT_RING (prev, 0); + OUT_RING (prev, value + 0); + OUT_RING (prev, value + 1); + FIRE_RING (prev); + } + + if (!ret && !(ret = RING_SPACE(chan, 5))) { + BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 4); + OUT_RING (chan, NvSema); + OUT_RING (chan, 0); + OUT_RING (chan, value + 1); + OUT_RING (chan, value + 2); + FIRE_RING (chan); + } + + mutex_unlock(&prev->cli->mutex); + return 0; +} + +static int +nv17_fence_context_new(struct nouveau_channel *chan) +{ + struct nv10_fence_priv *priv = chan->drm->fence; + struct nv10_fence_chan *fctx; + struct ttm_mem_reg *mem = &priv->bo->bo.mem; + struct nouveau_object *object; + u32 start = mem->start * PAGE_SIZE; + u32 limit = mem->start + mem->size - 1; + int ret = 0; + + fctx = chan->fence = kzalloc(sizeof(*fctx), GFP_KERNEL); + if (!fctx) + return -ENOMEM; + + nouveau_fence_context_new(&fctx->base); + + ret = nouveau_object_new(nv_object(chan->cli), chan->handle, + NvSema, 0x0002, + &(struct nv_dma_class) { + .flags = NV_DMA_TARGET_VRAM | + NV_DMA_ACCESS_RDWR, + .start = start, + .limit = limit, + }, sizeof(struct nv_dma_class), + &object); + if (ret) + nv10_fence_context_del(chan); + return ret; +} + +void +nv17_fence_resume(struct nouveau_drm *drm) +{ + struct nv10_fence_priv *priv = drm->fence; + + nouveau_bo_wr32(priv->bo, 0, priv->sequence); +} + +int +nv17_fence_create(struct nouveau_drm *drm) +{ + struct nv10_fence_priv *priv; + int ret = 0; + + priv = drm->fence = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->base.dtor = nv10_fence_destroy; + priv->base.resume = nv17_fence_resume; + priv->base.context_new = nv17_fence_context_new; + priv->base.context_del = nv10_fence_context_del; + priv->base.emit = nv10_fence_emit; + priv->base.read = nv10_fence_read; + priv->base.sync = nv17_fence_sync; + spin_lock_init(&priv->lock); + + ret = nouveau_bo_new(drm->dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, + 0, 0x0000, NULL, &priv->bo); + if (!ret) { + ret = nouveau_bo_pin(priv->bo, TTM_PL_FLAG_VRAM); + if (!ret) { + ret = nouveau_bo_map(priv->bo); + if (ret) + nouveau_bo_unpin(priv->bo); + } + if (ret) + nouveau_bo_ref(NULL, &priv->bo); + } + + if (ret) { + nv10_fence_destroy(drm); + return ret; + } + + nouveau_bo_wr32(priv->bo, 0x000, 0x00000000); + return ret; +} -- 2.7.4