diff mbox series

[6/6,v2] libdrm: omap: Add DRM_RDWR flag to dmabuf export

Message ID 1556125721-32145-7-git-send-email-john.stultz@linaro.org
State New
Headers show
Series libdrm: Patches from AOSP | expand

Commit Message

John Stultz April 24, 2019, 5:08 p.m. UTC 
From: Hemant Hariyani <hemanthariyani@ti.com>


Allows mmap on dmabuf fd with MAP_SHARED and PROT_WRITE.

This fixes boot failures with Android (likely w/ closed source
user-space drivers) that were caused due to mmap() returning
error.

Cc: Emil Velikov <emil.velikov@collabora.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Alistair Strachan <astrachan@google.com>
Cc: Marissa Wall <marissaw@google.com>
Signed-off-by: Hemant Hariyani <hemanthariyani@ti.com>

[picked and updated commitmsg from http://git.ti.com/cgit/cgit.cgi/android/external-libdrm.git/]
Signed-off-by: Praneeth Bajjuri <praneeth@ti.com>

Signed-off-by: Alistair Strachan <astrachan@google.com>

[jstultz: Tweaked commit message]
Signed-off-by: John Stultz <john.stultz@linaro.org>

---
v2: Tweaked commit message
---
 omap/omap_drm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.7.4
diff mbox series

Patch

diff --git a/omap/omap_drm.c b/omap/omap_drm.c
index 3aed4e0..ffacea6 100644
--- a/omap/omap_drm.c
+++ b/omap/omap_drm.c
@@ -414,7 +414,7 @@  drm_public int omap_bo_dmabuf(struct omap_bo *bo)
 	if (bo->fd < 0) {
 		struct drm_prime_handle req = {
 				.handle = bo->handle,
-				.flags = DRM_CLOEXEC,
+				.flags = DRM_CLOEXEC | DRM_RDWR,
 		};
 		int ret;