From 96545299d7405d4c0f44b727718e263653fc11aa Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Wed, 24 Nov 2010 10:26:24 +1000 Subject: drm/nvc0: fix channel dma init paths Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_dma.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) (limited to 'drivers/gpu/drm/nouveau/nouveau_dma.c') diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c index 6ff77cedc00..65699bfaaae 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.c +++ b/drivers/gpu/drm/nouveau/nouveau_dma.c @@ -36,7 +36,7 @@ nouveau_dma_pre_init(struct nouveau_channel *chan) struct drm_nouveau_private *dev_priv = chan->dev->dev_private; struct nouveau_bo *pushbuf = chan->pushbuf_bo; - if (dev_priv->card_type == NV_50) { + if (dev_priv->card_type >= NV_50) { const int ib_size = pushbuf->bo.mem.size / 2; chan->dma.ib_base = (pushbuf->bo.mem.size - ib_size) >> 2; @@ -61,6 +61,21 @@ nouveau_dma_init(struct nouveau_channel *chan) struct drm_nouveau_private *dev_priv = dev->dev_private; int ret, i; + if (dev_priv->card_type >= NV_C0) { + ret = nouveau_gpuobj_gr_new(chan, 0x9039, 0x9039); + if (ret) + return ret; + + ret = RING_SPACE(chan, 2); + if (ret) + return ret; + + BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0000, 1); + OUT_RING (chan, 0x00009039); + FIRE_RING (chan); + return 0; + } + /* Create NV_MEMORY_TO_MEMORY_FORMAT for buffer moves */ ret = nouveau_gpuobj_gr_new(chan, NvM2MF, dev_priv->card_type < NV_50 ? 0x0039 : 0x5039); @@ -72,11 +87,6 @@ nouveau_dma_init(struct nouveau_channel *chan) if (ret) return ret; - /* Map push buffer */ - ret = nouveau_bo_map(chan->pushbuf_bo); - if (ret) - return ret; - /* Insert NOPS for NOUVEAU_DMA_SKIPS */ ret = RING_SPACE(chan, NOUVEAU_DMA_SKIPS); if (ret) -- cgit v1.2.3-70-g09d2