drm/i915/gvt: make dma map/unmap kvmgt functions as static

Make kvmgt_dma_map/unmap_guest_page as static function.

Reviewed-by: Hang Yuan <hang.yuan@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>

diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c
index 685cb3d..60d9f5d 100644 (file)
--- a/drivers/gpu/drm/i915/gvt/kvmgt.c
+++ b/drivers/gpu/drm/i915/gvt/kvmgt.c
@@ -1676,7 +1676,7 @@ static unsigned long kvmgt_gfn_to_pfn(unsigned long handle, unsigned long gfn)
        return pfn;
 }
 
-int kvmgt_dma_map_guest_page(unsigned long handle, unsigned long gfn,
+static int kvmgt_dma_map_guest_page(unsigned long handle, unsigned long gfn,
                unsigned long size, dma_addr_t *dma_addr)
 {
        struct kvmgt_guest_info *info;
@@ -1725,7 +1725,7 @@ static void __gvt_dma_release(struct kref *ref)
        __gvt_cache_remove_entry(entry->vgpu, entry);
 }
 
-void kvmgt_dma_unmap_guest_page(unsigned long handle, dma_addr_t dma_addr)
+static void kvmgt_dma_unmap_guest_page(unsigned long handle, dma_addr_t dma_addr)
 {
        struct kvmgt_guest_info *info;
        struct gvt_dma *entry;