From: Sihyun, Park <shwan.park@samsung.com>
Date: Mon, 12 Apr 2021 06:38:35 +0000 (+0900)
Subject: amlogic: drm: mmap a dmabuf imported from another driver
X-Git-Tag: accepted/tizen/unified/20210602.122333~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c1ddcee7e73b2242ed2a85cc5f41cc51cbebae67;p=platform%2Fkernel%2Flinux-amlogic.git

amlogic: drm: mmap a dmabuf imported from another driver

Change-Id: Iff7d5c204bbffac22e528840f264f669cae21d96
Signed-off-by: Sihyun, Park <shwan.park@samsung.com>
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
---

diff --git a/drivers/amlogic/drm/meson_gem.c b/drivers/amlogic/drm/meson_gem.c
index fba2bb7..7c472e3 100644
--- a/drivers/amlogic/drm/meson_gem.c
+++ b/drivers/amlogic/drm/meson_gem.c
@@ -160,7 +160,7 @@ int am_meson_gem_object_mmap(
 	vma->vm_pgoff = 0;
 
 	if (obj->base.import_attach) {
-		DRM_ERROR("Not support import buffer from other driver.\n");
+		return dma_buf_mmap(obj->base.dma_buf, vma, 0);
 	} else {
 		buffer = obj->handle->buffer;