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| author | Steve French <sfrench@us.ibm.com> | 2005-08-30 11:33:26 -0700 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2005-08-30 11:33:26 -0700 |
| commit | 2016ef789a9ded2e169ad1c028ae3deb5302571f (patch) | |
| tree | 601359f15b42d4d9868b4eadfe909a7bef6435c5 /drivers/char/drm/i915_dma.c | |
| parent | 7f57356b70dda014ef269135942426e4a852023e (diff) | |
| parent | 6b39374a27eb4be7e9d82145ae270ba02ea90dc8 (diff) | |
| download | kernel_samsung_aries-2016ef789a9ded2e169ad1c028ae3deb5302571f.zip kernel_samsung_aries-2016ef789a9ded2e169ad1c028ae3deb5302571f.tar.gz kernel_samsung_aries-2016ef789a9ded2e169ad1c028ae3deb5302571f.tar.bz2 | |
Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'drivers/char/drm/i915_dma.c')
| -rw-r--r-- | drivers/char/drm/i915_dma.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c index acf9e52..34f552f 100644 --- a/drivers/char/drm/i915_dma.c +++ b/drivers/char/drm/i915_dma.c @@ -95,9 +95,8 @@ static int i915_dma_cleanup(drm_device_t * dev) drm_core_ioremapfree( &dev_priv->ring.map, dev); } - if (dev_priv->hw_status_page) { - drm_pci_free(dev, PAGE_SIZE, dev_priv->hw_status_page, - dev_priv->dma_status_page); + 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); } @@ -174,16 +173,18 @@ static int i915_initialize(drm_device_t * dev, dev_priv->allow_batchbuffer = 1; /* Program Hardware Status Page */ - dev_priv->hw_status_page = drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, - 0xffffffff, - &dev_priv->dma_status_page); + dev_priv->status_page_dmah = drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, + 0xffffffff); - if (!dev_priv->hw_status_page) { + 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); DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); @@ -731,3 +732,19 @@ drm_ioctl_desc_t i915_ioctls[] = { }; int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls); + +/** + * Determine if the device really is AGP or not. + * + * All Intel graphics chipsets are treated as AGP, even if they are really + * PCI-e. + * + * \param dev The device to be tested. + * + * \returns + * A value of 1 is always retured to indictate every i9x5 is AGP. + */ +int i915_driver_device_is_agp(drm_device_t * dev) +{ + return 1; +} |