diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 12715d3c078d6e9d111c265fe96b5ccc63961d3e..fab899eec051ed1a7ae0f4c42fafd0c5ebd4f4b2 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -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);
 }
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 6d21b9e48b89a4624936123fd169d79ce3f35cc9..4d9f5c6818ca8ab534d6c1ccf5b8d2a41088d3c6 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1057,7 +1057,7 @@ void i915_master_destroy(struct drm_device *dev, struct drm_master *master)
 int i915_driver_load(struct drm_device *dev, unsigned long flags)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	unsigned long base, size;
+	resource_size_t base, size;
 	int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
 
 	/* i915 has 4 more counters */
diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h
index 88257c276eb9f640f4d5b3399acfe099900ed569..6bf4de9903250fa1b0ed4db73d185b08a53a4003 100644
--- a/drivers/gpu/drm/mga/mga_drv.h
+++ b/drivers/gpu/drm/mga/mga_drv.h
@@ -113,8 +113,8 @@ typedef struct drm_mga_private {
 	 * \sa drm_mga_private_t::mmio
 	 */
 	/*@{ */
-	u32 mmio_base;		   /**< Bus address of base of MMIO. */
-	u32 mmio_size;		   /**< Size of the MMIO region. */
+	resource_size_t mmio_base;	   /**< Bus address of base of MMIO. */
+	resource_size_t mmio_size;	   /**< Size of the MMIO region. */
 	/*@} */
 
 	u32 clear_cmd;
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 490bc7ceef60fe21dcaa8bb800fdc18fdbe1aea1..c608e22f73f936703e040adbf483891af3b49388 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -316,7 +316,7 @@ typedef struct drm_radeon_private {
 
 	/* starting from here on, data is preserved accross an open */
 	uint32_t flags;		/* see radeon_chip_flags */
-	unsigned long fb_aper_offset;
+	resource_size_t fb_aper_offset;
 
 	int num_gb_pipes;
 	int track_flush;
diff --git a/drivers/gpu/drm/savage/savage_bci.c b/drivers/gpu/drm/savage/savage_bci.c
index d465b2f9c1cdb999a3ec168d910a0c60db5580fa..456cd040f31a285e732d0d1752bc5cc8e8a506bb 100644
--- a/drivers/gpu/drm/savage/savage_bci.c
+++ b/drivers/gpu/drm/savage/savage_bci.c
@@ -599,8 +599,8 @@ int savage_driver_firstopen(struct drm_device *dev)
 			    drm_mtrr_add(dev_priv->mtrr[2].base,
 					 dev_priv->mtrr[2].size, DRM_MTRR_WC);
 		} else {
-			DRM_ERROR("strange pci_resource_len %08lx\n",
-				  drm_get_resource_len(dev, 0));
+			DRM_ERROR("strange pci_resource_len %08llx\n",
+				  (unsigned long long)drm_get_resource_len(dev, 0));
 		}
 	} else if (dev_priv->chipset != S3_SUPERSAVAGE &&
 		   dev_priv->chipset != S3_SAVAGE2000) {
@@ -620,8 +620,8 @@ int savage_driver_firstopen(struct drm_device *dev)
 			    drm_mtrr_add(dev_priv->mtrr[0].base,
 					 dev_priv->mtrr[0].size, DRM_MTRR_WC);
 		} else {
-			DRM_ERROR("strange pci_resource_len %08lx\n",
-				  drm_get_resource_len(dev, 1));
+			DRM_ERROR("strange pci_resource_len %08llx\n",
+				  (unsigned long long)drm_get_resource_len(dev, 1));
 		}
 	} else {
 		mmio_base = drm_get_resource_start(dev, 0);
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index e5f4ae989abf15bd0b7ead6428840584cede0f85..34e1676b53d1fb8eeb6cd85fc539ecbb39dbc2b2 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1173,10 +1173,10 @@ extern int drm_freebufs(struct drm_device *dev, void *data,
 extern int drm_mapbufs(struct drm_device *dev, void *data,
 		       struct drm_file *file_priv);
 extern int drm_order(unsigned long size);
-extern unsigned long drm_get_resource_start(struct drm_device *dev,
+extern resource_size_t drm_get_resource_start(struct drm_device *dev,
+					      unsigned int resource);
+extern resource_size_t drm_get_resource_len(struct drm_device *dev,
 					    unsigned int resource);
-extern unsigned long drm_get_resource_len(struct drm_device *dev,
-					  unsigned int resource);
 
 				/* DMA support (drm_dma.h) */
 extern int drm_dma_setup(struct drm_device *dev);
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 5ded1acfb5430fd969094e9fa817c285aefa9611..33ae98ced80e9b68b8fb34f9e19c1575da2bb36b 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -550,7 +550,7 @@ struct drm_mode_config {
 	int min_width, min_height;
 	int max_width, max_height;
 	struct drm_mode_config_funcs *funcs;
-	unsigned long fb_base;
+	resource_size_t fb_base;
 
 	/* pointers to standard properties */
 	struct list_head property_blob_list;