drm/radeon: fix logic in r600_page_table_init() to match ati_gart

This fixes page table init on rs600.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 76eb0d5..9d14eee 100644 (file)
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -172,7 +172,6 @@ int r600_page_table_init(struct drm_device *dev)
                if (entry->busaddr[i] == 0) {
                        DRM_ERROR("unable to map PCIGART pages!\n");
                        r600_page_table_cleanup(dev, gart_info);
-                       ret = -EINVAL;
                        goto done;
                }
                entry_addr = entry->busaddr[i];
@@ -191,6 +190,7 @@ int r600_page_table_init(struct drm_device *dev)
                        entry_addr += ATI_PCIGART_PAGE_SIZE;
                }
        }
+       ret = 1;
 done:
        return ret;
 }
@@ -2095,7 +2095,7 @@ int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
                          dev_priv->gart_info.addr,
                          dev_priv->pcigart_offset);
 
-               if (r600_page_table_init(dev)) {
+               if (!r600_page_table_init(dev)) {
                        DRM_ERROR("Failed to init GART table\n");
                        r600_do_cleanup_cp(dev);
                        return -EINVAL;