drm: Pass the user drm_mode_fb_cmd2 as const to .fb_create()
Drivers shouldn't clobber the passed in addfb ioctl parameters. i915 was doing just that. To prevent it from happening again, pass the struct around as const, starting all the way from internal_framebuffer_create(). Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Daniel Vetter
parent
cc344980c7
commit
1eb83451ba
@@ -215,7 +215,7 @@ static const struct drm_framebuffer_funcs virtio_gpu_fb_funcs = {
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int
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virtio_gpu_framebuffer_init(struct drm_device *dev,
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struct virtio_gpu_framebuffer *vgfb,
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struct drm_mode_fb_cmd2 *mode_cmd,
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const struct drm_mode_fb_cmd2 *mode_cmd,
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struct drm_gem_object *obj)
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{
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int ret;
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@@ -465,7 +465,7 @@ static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
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static struct drm_framebuffer *
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virtio_gpu_user_framebuffer_create(struct drm_device *dev,
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struct drm_file *file_priv,
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struct drm_mode_fb_cmd2 *mode_cmd)
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const struct drm_mode_fb_cmd2 *mode_cmd)
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{
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struct drm_gem_object *obj = NULL;
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struct virtio_gpu_framebuffer *virtio_gpu_fb;
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