*/
#include <linux/pci.h>
+#include <linux/dma-mapping.h>
#include "drmP.h"
/**********************************************************************/
/**
* \brief Allocate a PCI consistent memory block, for DMA.
*/
-drm_dma_handle_t *drm_pci_alloc(drm_device_t * dev, size_t size, size_t align,
+drm_dma_handle_t *drm_pci_alloc(struct drm_device * dev, size_t size, size_t align,
dma_addr_t maxaddr)
{
drm_dma_handle_t *dmah;
-#if 0
unsigned long addr;
size_t sz;
-#endif
#ifdef DRM_DEBUG_MEMORY
int area = DRM_MEM_DMA;
return NULL;
dmah->size = size;
-#if 0
- dmah->vaddr = pci_alloc_consistent(dev->pdev, size, &dmah->busaddr);
-#else
dmah->vaddr = dma_alloc_coherent(&dev->pdev->dev, size, &dmah->busaddr, GFP_KERNEL | __GFP_COMP);
-#endif
#ifdef DRM_DEBUG_MEMORY
if (dmah->vaddr == NULL) {
memset(dmah->vaddr, 0, size);
-#if 0
/* XXX - Is virt_to_page() legal for consistent mem? */
/* Reserve */
for (addr = (unsigned long)dmah->vaddr, sz = size;
sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) {
SetPageReserved(virt_to_page(addr));
}
-#endif
return dmah;
}
*
* This function is for internal use in the Linux-specific DRM core code.
*/
-void __drm_pci_free(drm_device_t * dev, drm_dma_handle_t *dmah)
+void __drm_pci_free(struct drm_device *dev, drm_dma_handle_t *dmah)
{
-#if 0
unsigned long addr;
size_t sz;
-#endif
#ifdef DRM_DEBUG_MEMORY
int area = DRM_MEM_DMA;
int alloc_count;
DRM_MEM_ERROR(area, "Attempt to free address 0\n");
#endif
} else {
-#if 0
/* XXX - Is virt_to_page() legal for consistent mem? */
/* Unreserve */
- for (addr = (unsigned long)dmah->vaddr, sz = size;
+ for (addr = (unsigned long)dmah->vaddr, sz = dmah->size;
sz > 0; addr += PAGE_SIZE, sz -= PAGE_SIZE) {
ClearPageReserved(virt_to_page(addr));
}
-#endif
-#if 0
- pci_free_consistent(dev->pdev, dmah->size, dmah->vaddr,
- dmah->busaddr);
-#else
dma_free_coherent(&dev->pdev->dev, dmah->size, dmah->vaddr,
dmah->busaddr);
-#endif
}
#ifdef DRM_DEBUG_MEMORY
}
/**
- * \brief Free a PCI consistent memory block.
+ * \brief Free a PCI consistent memory block
*/
-void drm_pci_free(drm_device_t * dev, drm_dma_handle_t *dmah)
+void drm_pci_free(struct drm_device *dev, drm_dma_handle_t *dmah)
{
__drm_pci_free(dev, dmah);
kfree(dmah);