diff options
Diffstat (limited to 'shared-core/i915_dma.c')
| -rw-r--r-- | shared-core/i915_dma.c | 145 |
1 files changed, 3 insertions, 142 deletions
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c index dbc5f959..c95f1857 100644 --- a/shared-core/i915_dma.c +++ b/shared-core/i915_dma.c @@ -31,17 +31,6 @@ #include "i915_drm.h" #include "i915_drv.h" -#define IS_I965G(dev) (dev->pci_device == 0x2972 || \ - dev->pci_device == 0x2982 || \ - dev->pci_device == 0x2992 || \ - dev->pci_device == 0x29A2 || \ - dev->pci_device == 0x2A02 || \ - dev->pci_device == 0x2A12) - -#define IS_G33(dev) (dev->pci_device == 0x29C2 || \ - dev->pci_device == 0x29B2 || \ - dev->pci_device == 0x29D2) - /* Really want an OS-independent resettable timer. Would like to have * this loop run for (eg) 3 sec, but have the timer reset every time * the head pointer changes, so that EBUSY only happens if the ring @@ -98,30 +87,6 @@ static int i915_dma_cleanup(drm_device_t * dev) if (dev->irq) drm_irq_uninstall(dev); - if (dev->dev_private) { - drm_i915_private_t *dev_priv = - (drm_i915_private_t *) dev->dev_private; - - if (dev_priv->ring.virtual_start) { - drm_core_ioremapfree(&dev_priv->ring.map, dev); - } - - if (dev_priv->status_page_dmah) { - drm_pci_free(dev, dev_priv->status_page_dmah); - /* Need to rewrite hardware status page */ - I915_WRITE(0x02080, 0x1ffff000); - } - if (dev_priv->status_gfx_addr) { - dev_priv->status_gfx_addr = 0; - drm_core_ioremapfree(&dev_priv->hws_map, dev); - I915_WRITE(0x02080, 0x1ffff000); - } - drm_free(dev->dev_private, sizeof(drm_i915_private_t), - DRM_MEM_DRIVER); - - dev->dev_private = NULL; - } - return 0; } @@ -147,32 +112,6 @@ static int i915_initialize(drm_device_t * dev, return DRM_ERR(EINVAL); } - dev_priv->sarea_priv = (drm_i915_sarea_t *) - ((u8 *) dev_priv->sarea->handle + init->sarea_priv_offset); - - dev_priv->ring.Start = init->ring_start; - dev_priv->ring.End = init->ring_end; - dev_priv->ring.Size = init->ring_size; - dev_priv->ring.tail_mask = dev_priv->ring.Size - 1; - - dev_priv->ring.map.offset = init->ring_start; - dev_priv->ring.map.size = init->ring_size; - dev_priv->ring.map.type = 0; - dev_priv->ring.map.flags = 0; - dev_priv->ring.map.mtrr = 0; - - drm_core_ioremap(&dev_priv->ring.map, dev); - - if (dev_priv->ring.map.handle == NULL) { - dev->dev_private = (void *)dev_priv; - i915_dma_cleanup(dev); - DRM_ERROR("can not ioremap virtual address for" - " ring buffer\n"); - return DRM_ERR(ENOMEM); - } - - dev_priv->ring.virtual_start = dev_priv->ring.map.handle; - dev_priv->cpp = init->cpp; dev_priv->sarea_priv->pf_current_page = 0; @@ -189,25 +128,6 @@ static int i915_initialize(drm_device_t * dev, */ dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A; - /* Program Hardware Status Page */ - if (!IS_G33(dev)) { - dev_priv->status_page_dmah = - drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, 0xffffffff); - - if (!dev_priv->status_page_dmah) { - dev->dev_private = (void *)dev_priv; - i915_dma_cleanup(dev); - DRM_ERROR("Can not allocate hardware status page\n"); - return DRM_ERR(ENOMEM); - } - dev_priv->hw_status_page = dev_priv->status_page_dmah->vaddr; - dev_priv->dma_status_page = dev_priv->status_page_dmah->busaddr; - - memset(dev_priv->hw_status_page, 0, PAGE_SIZE); - - I915_WRITE(0x02080, dev_priv->dma_status_page); - } - DRM_DEBUG("Enabled hardware status page\n"); dev->dev_private = (void *)dev_priv; return 0; } @@ -228,32 +148,13 @@ static int i915_dma_resume(drm_device_t * dev) return DRM_ERR(EINVAL); } - if (dev_priv->ring.map.handle == NULL) { - DRM_ERROR("can not ioremap virtual address for" - " ring buffer\n"); - return DRM_ERR(ENOMEM); - } - - /* Program Hardware Status Page */ - if (!dev_priv->hw_status_page) { - DRM_ERROR("Can not find hardware status page\n"); - return DRM_ERR(EINVAL); - } - DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); - - if (dev_priv->status_gfx_addr != 0) - I915_WRITE(0x02080, dev_priv->status_gfx_addr); - else - I915_WRITE(0x02080, dev_priv->dma_status_page); - DRM_DEBUG("Enabled hardware status page\n"); - return 0; } static int i915_dma_init(DRM_IOCTL_ARGS) { DRM_DEVICE; - drm_i915_private_t *dev_priv; + drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; drm_i915_init_t init; int retcode = 0; @@ -262,10 +163,6 @@ static int i915_dma_init(DRM_IOCTL_ARGS) switch (init.func) { case I915_INIT_DMA: - dev_priv = drm_alloc(sizeof(drm_i915_private_t), - DRM_MEM_DRIVER); - if (dev_priv == NULL) - return DRM_ERR(ENOMEM); retcode = i915_initialize(dev, dev_priv, &init); break; case I915_CLEANUP_DMA: @@ -932,43 +829,13 @@ static int i915_set_status_page(DRM_IOCTL_ARGS) dev_priv->hw_status_page = dev_priv->hws_map.handle; memset(dev_priv->hw_status_page, 0, PAGE_SIZE); - I915_WRITE(0x02080, dev_priv->status_gfx_addr); + I915_WRITE(I915REG_HWS_PGA, dev_priv->status_gfx_addr); DRM_DEBUG("load hws 0x2080 with gfx mem 0x%x\n", dev_priv->status_gfx_addr); DRM_DEBUG("load hws at %p\n", dev_priv->hw_status_page); return 0; } -int i915_driver_load(drm_device_t *dev, unsigned long flags) -{ - /* i915 has 4 more counters */ - dev->counters += 4; - dev->types[6] = _DRM_STAT_IRQ; - dev->types[7] = _DRM_STAT_PRIMARY; - dev->types[8] = _DRM_STAT_SECONDARY; - dev->types[9] = _DRM_STAT_DMA; - - return 0; -} - -void i915_driver_lastclose(drm_device_t * dev) -{ - if (dev->dev_private) { - drm_i915_private_t *dev_priv = dev->dev_private; - i915_do_cleanup_pageflip(dev); - i915_mem_takedown(&(dev_priv->agp_heap)); - } - i915_dma_cleanup(dev); -} - -void i915_driver_preclose(drm_device_t * dev, DRMFILE filp) -{ - if (dev->dev_private) { - drm_i915_private_t *dev_priv = dev->dev_private; - i915_mem_release(dev, filp, dev_priv->agp_heap); - } -} - drm_ioctl_desc_t i915_ioctls[] = { [DRM_IOCTL_NR(DRM_I915_INIT)] = {i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, [DRM_IOCTL_NR(DRM_I915_FLUSH)] = {i915_flush_ioctl, DRM_AUTH}, @@ -1008,10 +875,4 @@ int i915_driver_device_is_agp(drm_device_t * dev) return 1; } -int i915_driver_firstopen(struct drm_device *dev) -{ -#ifdef I915_HAVE_BUFFER - drm_bo_driver_init(dev); -#endif - return 0; -} + |