linux-kernel - [PATCH 02/10] drm/virtio: fix endianness in primary_plane

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Date:   Tue, 6 Dec 2016 17:40:40 +0200
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     Jason Wang <jasowang@...hat.com>, David Airlie <airlied@...ux.ie>,
        Gerd Hoffmann <kraxel@...hat.com>,
        dri-devel@...ts.freedesktop.org,
        virtualization@...ts.linux-foundation.org
Subject: [PATCH 02/10] drm/virtio: fix endianness in primary_plane_update

virtio_gpu_cmd_transfer_to_host_2d expects x and y
parameters in LE, but virtio_gpu_primary_plane_update
passes in the CPU format instead.

Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---
 drivers/gpu/drm/virtio/virtgpu_plane.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
index ba28c0f..1fda965 100644
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -88,8 +88,8 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane,
 				(vgdev, handle, 0,
 				 cpu_to_le32(plane->state->src_w >> 16),
 				 cpu_to_le32(plane->state->src_h >> 16),
-				 plane->state->src_x >> 16,
-				 plane->state->src_y >> 16, NULL);
+				 cpu_to_le32(plane->state->src_x >> 16),
+				 cpu_to_le32(plane->state->src_y >> 16), NULL);
 		}
 	} else {
 		handle = 0;
-- 
MST