Re: [PULL 0/6] Egl 20211105 patches

[Philippe Mathieu-Daudé]

On 11/5/21 19:26, Philippe Mathieu-Daudé wrote:
> On 11/5/21 18:13, Richard Henderson wrote:
>> On 11/5/21 7:30 AM, Gerd Hoffmann wrote:
>>> The following changes since commit
>>> b1fd92137e4d485adeec8e9f292f928ff335b76c:
>>>
>>>    Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream'
>>> into staging (2021-11-03 13:07:30 -0400)
>>>
>>> are available in the Git repository at:
>>>
>>>    git://git.kraxel.org/qemu tags/egl-20211105-pull-request
>>>
>>> for you to fetch changes up to 1350ff156b25be65c599ecca9957ce6726c6d383:
>>>
>>>    ui/gtk-egl: blitting partial guest fb to the proper scanout surface
>>> (2021-11-05 12:29:44 +0100)
>>>
>>> ----------------------------------------------------------------
>>> gtk: a collection of egl fixes.
>>>
>>> ----------------------------------------------------------------
>>>
>>> Dongwon Kim (6):
>>>    virtio-gpu: splitting one extended mode guest fb into n-scanouts
>>>    ui/gtk-egl: un-tab and re-tab should destroy egl surface and context
>>>    ui/gtk-egl: make sure the right context is set as the current
>>>    ui/gtk-egl: guest fb texture needs to be regenerated when
>>>      reinitializing egl
>>>    ui/gtk: gd_draw_event returns FALSE when no cairo surface is bound
>>>    ui/gtk-egl: blitting partial guest fb to the proper scanout surface
>>>
>>>   include/hw/virtio/virtio-gpu.h        |  5 +++--
>>>   include/ui/console.h                  |  4 ++++
>>>   hw/display/virtio-gpu-udmabuf-stubs.c |  3 ++-
>>>   hw/display/virtio-gpu-udmabuf.c       | 22 ++++++++++++++--------
>>>   hw/display/virtio-gpu.c               |  4 ++--
>>>   ui/egl-helpers.c                      | 25 +++++++++++++++++++++----
>>>   ui/gtk-egl.c                          | 10 ++++++++++
>>>   ui/gtk.c                              | 23 +++++++++++++++++++++++
>>>   8 files changed, 79 insertions(+), 17 deletions(-)
>>
>> Applied, thanks.
> 
> Ubuntu 18.04.4 LTS:
> 
> ui/gtk-egl.c:159:13: error: implicit declaration of function
> 'egl_dmabuf_release_texture' is invalid in C99
> [-Werror,-Wimplicit-function-declaration]
>             egl_dmabuf_release_texture(vc->gfx.guest_fb.dmabuf);
>             ^
> ui/gtk-egl.c:159:13: error: this function declaration is not a prototype
> [-Werror,-Wstrict-prototypes]
> 2 errors generated.
> 
> https://app.travis-ci.com/gitlab/qemu-project/qemu/builds/241272737
> 

This seems to fix but I have no clue whether it is correct:

-- >8 --
diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index f2026e4b5c9..45cb67712df 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -156,8 +156,10 @@ void gd_egl_refresh(DisplayChangeListener *dcl)
             surface_gl_create_texture(vc->gfx.gls, vc->gfx.ds);
         }
+#ifdef CONFIG_GBM
         if (vc->gfx.guest_fb.dmabuf) {
             egl_dmabuf_release_texture(vc->gfx.guest_fb.dmabuf);
             gd_egl_scanout_dmabuf(dcl, vc->gfx.guest_fb.dmabuf);
         }
+#endif
     }

---