Linux Virtualization - Aug 2020 - [PATCH v3 34/38] drm/virtio: convert to LE accessors

Virtgpu is modern-only. Use LE accessors for config space.

Signed-off-by: Michael S. Tsirkin <mst at redhat.com>
---
 drivers/gpu/drm/virtio/virtgpu_kms.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c
b/drivers/gpu/drm/virtio/virtgpu_kms.c
index 0a5c8cf409fb..4d944a0dff3e 100644
--- a/drivers/gpu/drm/virtio/virtgpu_kms.c
+++ b/drivers/gpu/drm/virtio/virtgpu_kms.c
@@ -39,8 +39,8 @@ static void virtio_gpu_config_changed_work_func(struct
work_struct *work)
 	u32 events_read, events_clear = 0;
 
 	/* read the config space */
-	virtio_cread(vgdev->vdev, struct virtio_gpu_config,
-		     events_read, &events_read);
+	virtio_cread_le(vgdev->vdev, struct virtio_gpu_config,
+			events_read, &events_read);
 	if (events_read & VIRTIO_GPU_EVENT_DISPLAY) {
 		if (vgdev->has_edid)
 			virtio_gpu_cmd_get_edids(vgdev);
@@ -49,8 +49,8 @@ static void virtio_gpu_config_changed_work_func(struct
work_struct *work)
 		drm_helper_hpd_irq_event(vgdev->ddev);
 		events_clear |= VIRTIO_GPU_EVENT_DISPLAY;
 	}
-	virtio_cwrite(vgdev->vdev, struct virtio_gpu_config,
-		      events_clear, &events_clear);
+	virtio_cwrite_le(vgdev->vdev, struct virtio_gpu_config,
+			 events_clear, &events_clear);
 }
 
 static void virtio_gpu_init_vq(struct virtio_gpu_queue *vgvq,
@@ -165,8 +165,8 @@ int virtio_gpu_init(struct drm_device *dev)
 	}
 
 	/* get display info */
-	virtio_cread(vgdev->vdev, struct virtio_gpu_config,
-		     num_scanouts, &num_scanouts);
+	virtio_cread_le(vgdev->vdev, struct virtio_gpu_config,
+			num_scanouts, &num_scanouts);
 	vgdev->num_scanouts = min_t(uint32_t, num_scanouts,
 				    VIRTIO_GPU_MAX_SCANOUTS);
 	if (!vgdev->num_scanouts) {
@@ -176,8 +176,8 @@ int virtio_gpu_init(struct drm_device *dev)
 	}
 	DRM_INFO("number of scanouts: %d\n", num_scanouts);
 
-	virtio_cread(vgdev->vdev, struct virtio_gpu_config,
-		     num_capsets, &num_capsets);
+	virtio_cread_le(vgdev->vdev, struct virtio_gpu_config,
+			num_capsets, &num_capsets);
 	DRM_INFO("number of cap sets: %d\n", num_capsets);
 
 	virtio_gpu_modeset_init(vgdev);
-- 
MST

On Wed, Aug 05, 2020 at 09:44:48AM -0400, Michael S. Tsirkin
wrote:
> Virtgpu is modern-only. Use LE accessors for config space.
> 
> Signed-off-by: Michael S. Tsirkin <mst at redhat.com>
Reviewed-by: Gerd Hoffmann <kraxel at redhat.com>