diff options
| author | Jon Smirl <jonsmirl@yahoo.com> | 2004-09-27 19:51:38 +0000 |
|---|---|---|
| committer | Jon Smirl <jonsmirl@yahoo.com> | 2004-09-27 19:51:38 +0000 |
| commit | fa6b1d129e7bf8acf41e66c9c665ae9f9c1d5b0d (patch) | |
| tree | c0b8605f134c4fe96a78f5b30644d25ac5ebcdf9 /linux-core/drm_pci.c | |
| parent | 77fa7b9548bf7a5bf5e49515f1a478c27ede07a7 (diff) | |
First check in for DRM that splits core from personality modules
Diffstat (limited to 'linux-core/drm_pci.c')
| -rw-r--r-- | linux-core/drm_pci.c | 48 |
1 files changed, 25 insertions, 23 deletions
diff --git a/linux-core/drm_pci.c b/linux-core/drm_pci.c index b9d54c45..ba46f4fa 100644 --- a/linux-core/drm_pci.c +++ b/linux-core/drm_pci.c @@ -9,12 +9,12 @@ * \todo Add support to map these buffers. * \todo The wrappers here are so thin that they would be better off inlined.. * - * \author José Fonseca <jrfonseca@tungstengraphics.com> + * \author Jos�Fonseca <jrfonseca@tungstengraphics.com> * \author Leif Delgass <ldelgass@retinalburn.net> */ /* - * Copyright 2003 José Fonseca. + * Copyright 2003 Jos�Fonseca. * Copyright 2003 Leif Delgass. * All Rights Reserved. * @@ -50,7 +50,7 @@ * \brief Allocate a PCI consistent memory block, for DMA. */ void * -DRM(pci_alloc)(drm_device_t *dev, size_t size, size_t align, +drm_pci_alloc(drm_device_t *dev, size_t size, size_t align, dma_addr_t maxaddr, dma_addr_t *busaddr) { void *address; @@ -61,13 +61,13 @@ DRM(pci_alloc)(drm_device_t *dev, size_t size, size_t align, #if DRM_DEBUG_MEMORY int area = DRM_MEM_DMA; - spin_lock(&DRM(mem_lock)); - if ((DRM(ram_used) >> PAGE_SHIFT) - > (DRM_RAM_PERCENT * DRM(ram_available)) / 100) { - spin_unlock(&DRM(mem_lock)); + spin_lock(&drm_mem_lock); + if ((drm_ram_used >> PAGE_SHIFT) + > (DRM_RAM_PERCENT * drm_ram_available) / 100) { + spin_unlock(&drm_mem_lock); return 0; } - spin_unlock(&DRM(mem_lock)); + spin_unlock(&drm_mem_lock); #endif /* pci_alloc_consistent only guarantees alignment to the smallest @@ -86,17 +86,17 @@ DRM(pci_alloc)(drm_device_t *dev, size_t size, size_t align, #if DRM_DEBUG_MEMORY if (address == NULL) { - spin_lock(&DRM(mem_lock)); - ++DRM(mem_stats)[area].fail_count; - spin_unlock(&DRM(mem_lock)); + spin_lock(&drm_mem_lock); + ++drm_mem_stats[area].fail_count; + spin_unlock(&drm_mem_lock); return NULL; } - spin_lock(&DRM(mem_lock)); - ++DRM(mem_stats)[area].succeed_count; - DRM(mem_stats)[area].bytes_allocated += size; - DRM(ram_used) += size; - spin_unlock(&DRM(mem_lock)); + spin_lock(&drm_mem_lock); + ++drm_mem_stats[area].succeed_count; + drm_mem_stats[area].bytes_allocated += size; + drm_ram_used += size; + spin_unlock(&drm_mem_lock); #else if (address == NULL) return NULL; @@ -116,12 +116,13 @@ DRM(pci_alloc)(drm_device_t *dev, size_t size, size_t align, return address; } +EXPORT_SYMBOL(drm_pci_alloc); /** * \brief Free a PCI consistent memory block. */ void -DRM(pci_free)(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) +drm_pci_free(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) { #if 0 unsigned long addr; @@ -151,12 +152,12 @@ DRM(pci_free)(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) } #if DRM_DEBUG_MEMORY - spin_lock(&DRM(mem_lock)); - free_count = ++DRM(mem_stats)[area].free_count; - alloc_count = DRM(mem_stats)[area].succeed_count; - DRM(mem_stats)[area].bytes_freed += size; - DRM(ram_used) -= size; - spin_unlock(&DRM(mem_lock)); + spin_lock(&drm_mem_lock); + free_count = ++drm_mem_stats[area].free_count; + alloc_count = drm_mem_stats[area].succeed_count; + drm_mem_stats[area].bytes_freed += size; + drm_ram_used -= size; + spin_unlock(&drm_mem_lock); if (free_count > alloc_count) { DRM_MEM_ERROR(area, "Excess frees: %d frees, %d allocs\n", @@ -165,5 +166,6 @@ DRM(pci_free)(drm_device_t *dev, size_t size, void *vaddr, dma_addr_t busaddr) #endif } +EXPORT_SYMBOL(drm_pci_free); /*@}*/ |