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winsys/svga: use os_mmap() for memory mapping

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os_mmap() guarantees large file support across OSes.
This commit is contained in:
Chia-I Wu
2011-08-21 20:37:47 +08:00
committed by Chia-I Wu
parent 70b1837dfb
commit 1284d5b255
1 changed files with 6 additions and 5 deletions
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11
src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
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@@ -42,7 +42,8 @@
#include "xf86drm.h"
#include "vmwgfx_drm.h"
#include <sys/mman.h>
#include "os/os_mman.h"
#include <errno.h>
#include <unistd.h>
@@ -94,7 +95,7 @@ static void
vmw_ioctl_fifo_unmap(struct vmw_winsys_screen *vws, void *mapping)
{
VMW_FUNC;
(void)munmap(mapping, getpagesize());
(void)os_munmap(mapping, getpagesize());
}
@@ -106,7 +107,7 @@ vmw_ioctl_fifo_map(struct vmw_winsys_screen *vws,
VMW_FUNC;
map = mmap(NULL, getpagesize(), PROT_READ, MAP_SHARED,
map = os_mmap(NULL, getpagesize(), PROT_READ, MAP_SHARED,
vws->ioctl.drm_fd, fifo_offset);
if (map == MAP_FAILED) {
@@ -362,7 +363,7 @@ vmw_ioctl_region_destroy(struct vmw_region *region)
region->ptr.gmrId, region->ptr.offset);
if (region->data) {
munmap(region->data, region->size);
os_munmap(region->data, region->size);
region->data = NULL;
}
@@ -388,7 +389,7 @@ vmw_ioctl_region_map(struct vmw_region *region)
region->ptr.gmrId, region->ptr.offset);
if (region->data == NULL) {
map = mmap(NULL, region->size, PROT_READ | PROT_WRITE, MAP_SHARED,
map = os_mmap(NULL, region->size, PROT_READ | PROT_WRITE, MAP_SHARED,
region->drm_fd, region->map_handle);
if (map == MAP_FAILED) {
debug_printf("%s: Map failed.\n", __FUNCTION__);