From 163f8526123ffa38783fc911b5f7a19debce7f73 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 2 Jul 2007 19:31:18 +1000 Subject: nouveau: rewrite gpu object code Allows multiple references to a single object, needed to support PCI(E)GART scatter-gather DMA objects which would quickly fill PRAMIN if each channel had its own. Handle per-channel private instmem areas. This is needed to support NV50, but might be something we want to do on earlier chipsets at some point? Everything that touches PRAMIN is a GPU object. --- shared-core/nouveau_state.c | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) (limited to 'shared-core/nouveau_state.c') diff --git a/shared-core/nouveau_state.c b/shared-core/nouveau_state.c index fa773d28..13bc930a 100644 --- a/shared-core/nouveau_state.c +++ b/shared-core/nouveau_state.c @@ -283,6 +283,20 @@ static int nouveau_card_init(drm_device_t *dev) return 0; } +static void nouveau_card_takedown(drm_device_t *dev) +{ + drm_nouveau_private_t *dev_priv = dev->dev_private; + nouveau_engine_func_t *engine = &dev_priv->Engine; + + engine->fifo.takedown(dev); + engine->graph.takedown(dev); + engine->fb.takedown(dev); + engine->timer.takedown(dev); + engine->mc.takedown(dev); + nouveau_gpuobj_takedown(dev); + nouveau_mem_close(dev); +} + /* here a client dies, release the stuff that was allocated for its filp */ void nouveau_preclose(drm_device_t * dev, DRMFILE filp) { @@ -314,11 +328,10 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) if (flags==NV_UNKNOWN) return DRM_ERR(EINVAL); - dev_priv = drm_alloc(sizeof(drm_nouveau_private_t), DRM_MEM_DRIVER); + dev_priv = drm_calloc(1, sizeof(*dev_priv), DRM_MEM_DRIVER); if (!dev_priv) return DRM_ERR(ENOMEM); - memset(dev_priv, 0, sizeof(drm_nouveau_private_t)); dev_priv->card_type=flags&NOUVEAU_FAMILY; dev_priv->flags=flags&NOUVEAU_FLAGS; @@ -338,6 +351,9 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) void nouveau_lastclose(struct drm_device *dev) { drm_nouveau_private_t *dev_priv = dev->dev_private; + + nouveau_card_takedown(dev); + if(dev_priv->fb_mtrr>0) { drm_mtrr_del(dev_priv->fb_mtrr, drm_get_resource_start(dev, 1),nouveau_mem_fb_amount(dev), DRM_MTRR_WC); -- cgit v1.2.3