console: block rendering until client is done

Allow gl user interfaces to block display device gl rendering.
The ui code might want to do that in case it takes a little
longer to bring things to screen, for example because we'll
hand over a dma-buf to another process (spice will do that).

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
Gerd Hoffmann 2015-12-03 12:34:25 +01:00
parent cb9ab7caae
commit bba19b88a6
2 changed files with 12 additions and 0 deletions

View File

@ -362,6 +362,7 @@ typedef struct GraphicHwOps {
void (*text_update)(void *opaque, console_ch_t *text);
void (*update_interval)(void *opaque, uint64_t interval);
int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
void (*gl_block)(void *opaque, bool block);
} GraphicHwOps;
QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
@ -374,6 +375,7 @@ void graphic_console_set_hwops(QemuConsole *con,
void graphic_hw_update(QemuConsole *con);
void graphic_hw_invalidate(QemuConsole *con);
void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
void graphic_hw_gl_block(QemuConsole *con, bool block);
QemuConsole *qemu_console_lookup_by_index(unsigned int index);
QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);

View File

@ -261,6 +261,16 @@ void graphic_hw_update(QemuConsole *con)
}
}
void graphic_hw_gl_block(QemuConsole *con, bool block)
{
if (!con) {
con = active_console;
}
if (con && con->hw_ops->gl_block) {
con->hw_ops->gl_block(con->hw, block);
}
}
void graphic_hw_invalidate(QemuConsole *con)
{
if (!con) {