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Diffstat (limited to 'linux-core/i830_dma.c')
-rw-r--r--linux-core/i830_dma.c33
1 files changed, 7 insertions, 26 deletions
diff --git a/linux-core/i830_dma.c b/linux-core/i830_dma.c
index 70884373..d29e21cb 100644
--- a/linux-core/i830_dma.c
+++ b/linux-core/i830_dma.c
@@ -272,29 +272,6 @@ static int i830_dma_get_buffer(drm_device_t *dev, drm_i830_dma_t *d,
return retcode;
}
-static unsigned long i830_alloc_page(drm_device_t *dev)
-{
- unsigned long address;
-
- address = __get_free_page(GFP_KERNEL);
- if(address == 0UL)
- return 0;
-
- get_page(virt_to_page(address));
- LockPage(virt_to_page(address));
- return address;
-}
-
-static void i830_free_page(drm_device_t *dev, unsigned long page)
-{
- if (page) {
- struct page *p = virt_to_page(page);
- put_page(p);
- UnlockPage(p);
- free_page(page);
- }
-}
-
static int i830_dma_cleanup(drm_device_t *dev)
{
drm_device_dma_t *dma = dev->dma;
@@ -309,7 +286,9 @@ static int i830_dma_cleanup(drm_device_t *dev)
dev_priv->ring.Size);
}
if(dev_priv->hw_status_page != 0UL) {
- i830_free_page(dev, dev_priv->hw_status_page);
+ pci_free_consistent(dev->pdev, PAGE_SIZE,
+ (void *)dev_priv->hw_status_page,
+ dev_priv->dma_status_page);
/* Need to rewrite hardware status page */
I830_WRITE(0x02080, 0x1ffff000);
}
@@ -483,7 +462,9 @@ static int i830_dma_initialize(drm_device_t *dev,
dev_priv->depth_pitch = init->depth_pitch;
/* Program Hardware Status Page */
- dev_priv->hw_status_page = i830_alloc_page(dev);
+ dev_priv->hw_status_page =
+ (unsigned long) pci_alloc_consistent(dev->pdev, PAGE_SIZE,
+ &dev_priv->dma_status_page);
if(dev_priv->hw_status_page == 0UL) {
dev->dev_private = (void *)dev_priv;
i830_dma_cleanup(dev);
@@ -493,7 +474,7 @@ static int i830_dma_initialize(drm_device_t *dev,
memset((void *) dev_priv->hw_status_page, 0, PAGE_SIZE);
DRM_DEBUG("hw status page @ %lx\n", dev_priv->hw_status_page);
- I830_WRITE(0x02080, virt_to_bus((void *)dev_priv->hw_status_page));
+ I830_WRITE(0x02080, dev_priv->dma_status_page);
DRM_DEBUG("Enabled hardware status page\n");
/* Now we need to init our freelist */