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drm: Use resource_size_t for drm_get_resource_{start, len}

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The DRM uses its own wrappers to obtain resources from PCI devices,
which currently convert the resource_size_t into an unsigned long.

This is broken on 32-bit platforms with >32-bit physical address
space.

This fixes them, along with a few occurences of unsigned long used
to store such a resource in drivers.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Benjamin Herrenschmidt
2009-02-02 16:55:45 +11:00
committed by Dave Airlie
parent 041b62374c
commit d883f7f1b7
7 changed files with 14 additions and 14 deletions
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4
drivers/gpu/drm/drm_bufs.c
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@@ -36,13 +36,13 @@
#include <linux/vmalloc.h>
#include "drmP.h"
unsigned long drm_get_resource_start(struct drm_device *dev, unsigned int resource)
resource_size_t drm_get_resource_start(struct drm_device *dev, unsigned int resource)
{
return pci_resource_start(dev->pdev, resource);
}
EXPORT_SYMBOL(drm_get_resource_start);
unsigned long drm_get_resource_len(struct drm_device *dev, unsigned int resource)
resource_size_t drm_get_resource_len(struct drm_device *dev, unsigned int resource)
{
return pci_resource_len(dev->pdev, resource);
}