exynos-drm: Fix unsupported GEM memory type error message to be clear

Fix unsupported GEM memory type error message to include the memory type
information.

Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index e016640..40ce841 100644 (file)
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -55,11 +55,11 @@ static int check_fb_gem_memory_type(struct drm_device *drm_dev,
        flags = exynos_gem->flags;
 
        /*
-        * without iommu support, not support physically non-continuous memory
-        * for framebuffer.
+        * Physically non-contiguous memory type for framebuffer is not
+        * supported without IOMMU.
         */
        if (IS_NONCONTIG_BUFFER(flags)) {
-               DRM_ERROR("cannot use this gem memory type for fb.\n");
+               DRM_ERROR("Non-contiguous GEM memory is not supported.\n");
                return -EINVAL;
        }