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/openbmc/qemu/contrib/vhost-user-gpu/ |
H A D | vugpu.h | diff c06444261e20f5c74962db08638b021e6ca2ad43 Mon Jun 26 11:47:07 CDT 2023 Erico Nunes <ernunes@redhat.com> contrib/vhost-user-gpu: implement get_edid feature
Implement the virtio-gpu feature in contrib/vhost-user-gpu, which was unsupported until now. In this implementation, the feature is enabled inconditionally to avoid creating another optional config argument. Similarly to get_display_info, vhost-user-gpu sends a message back to the frontend to have access to all the display information. In the case of get_edid, it also needs to pass which scanout we should retrieve the edid for.
The VHOST_USER_GPU_PROTOCOL_F_EDID protocol feature is required if the frontend sets the VIRTIO_GPU_F_EDID virtio-gpu feature. If the frontend sets the virtio-gpu feature but does not support the protocol feature, the backend will abort with an error.
Signed-off-by: Erico Nunes <ernunes@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20230626164708.1163239-4-ernunes@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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H A D | vhost-user-gpu.c | diff c06444261e20f5c74962db08638b021e6ca2ad43 Mon Jun 26 11:47:07 CDT 2023 Erico Nunes <ernunes@redhat.com> contrib/vhost-user-gpu: implement get_edid feature
Implement the virtio-gpu feature in contrib/vhost-user-gpu, which was unsupported until now. In this implementation, the feature is enabled inconditionally to avoid creating another optional config argument. Similarly to get_display_info, vhost-user-gpu sends a message back to the frontend to have access to all the display information. In the case of get_edid, it also needs to pass which scanout we should retrieve the edid for.
The VHOST_USER_GPU_PROTOCOL_F_EDID protocol feature is required if the frontend sets the VIRTIO_GPU_F_EDID virtio-gpu feature. If the frontend sets the virtio-gpu feature but does not support the protocol feature, the backend will abort with an error.
Signed-off-by: Erico Nunes <ernunes@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20230626164708.1163239-4-ernunes@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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H A D | virgl.c | diff c06444261e20f5c74962db08638b021e6ca2ad43 Mon Jun 26 11:47:07 CDT 2023 Erico Nunes <ernunes@redhat.com> contrib/vhost-user-gpu: implement get_edid feature
Implement the virtio-gpu feature in contrib/vhost-user-gpu, which was unsupported until now. In this implementation, the feature is enabled inconditionally to avoid creating another optional config argument. Similarly to get_display_info, vhost-user-gpu sends a message back to the frontend to have access to all the display information. In the case of get_edid, it also needs to pass which scanout we should retrieve the edid for.
The VHOST_USER_GPU_PROTOCOL_F_EDID protocol feature is required if the frontend sets the VIRTIO_GPU_F_EDID virtio-gpu feature. If the frontend sets the virtio-gpu feature but does not support the protocol feature, the backend will abort with an error.
Signed-off-by: Erico Nunes <ernunes@redhat.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20230626164708.1163239-4-ernunes@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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