diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index a5f82f7beed60e04eafc26c99c72c5e18ff3cdc3..9c17b786982a1c07e1776345bc4aea1849a9b948 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -181,6 +181,12 @@ int r300_gart_enable(struct radeon_device *rdev)
 		rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
 		return rv370_pcie_gart_enable(rdev);
 	}
+	if (rdev->flags & RADEON_IS_PCI) {
+		rdev->asic->gart_disable = &r100_pci_gart_disable;
+		rdev->asic->gart_tlb_flush = &r100_pci_gart_tlb_flush;
+		rdev->asic->gart_set_page = &r100_pci_gart_set_page;
+		return r100_pci_gart_enable(rdev);
+	}
 	return r100_pci_gart_enable(rdev);
 }
 
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 96303f064db7c7691cc22e01c0fddacb1773f00c..551d6996d3f2c20a40afb642f2aae16c0ec8751a 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -101,8 +101,13 @@ int r420_mc_init(struct radeon_device *rdev)
 
 void r420_mc_fini(struct radeon_device *rdev)
 {
-	rv370_pcie_gart_disable(rdev);
-	radeon_gart_table_vram_free(rdev);
+	if (rdev->flags & RADEON_IS_PCIE) {
+		rv370_pcie_gart_disable(rdev);
+		radeon_gart_table_vram_free(rdev);
+	} else {
+		r100_pci_gart_disable(rdev);
+		radeon_gart_table_ram_free(rdev);
+	}
 	radeon_gart_fini(rdev);
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index fa84c77577ab91bd0bae00e12d16e6520182a35c..d6ff4e012063cb61c7f0d747bc6cfa8899a089b9 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -935,6 +935,10 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 
 /* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 */
 void r100_cp_disable(struct radeon_device *rdev);
+void r100_pci_gart_tlb_flush(struct radeon_device *rdev);
+int r100_pci_gart_enable(struct radeon_device *rdev);
+void r100_pci_gart_disable(struct radeon_device *rdev);
+int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
 
 /* r420,r423,rv410 */
 u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 05e1af0156c88e3a49b880ea2d7bd2104bd6ab58..bf6939497e15bcc5ed42328b5f9e97b9f5a3f959 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -503,7 +503,7 @@ int radeon_device_init(struct radeon_device *rdev,
 
 	if (radeon_agpmode == -1) {
 		rdev->flags &= ~RADEON_IS_AGP;
-		if (rdev->family > CHIP_RV515 ||
+		if (rdev->family >= CHIP_RV515 ||
 		    rdev->family == CHIP_RV380 ||
 		    rdev->family == CHIP_RV410 ||
 		    rdev->family == CHIP_R423) {