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vl/dri3: register present events

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Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Leo Liu 2016-05-10 14:56:51 -04:00
parent 672e8d5e7e
commit 758b1bbaa7
1 changed files with 27 additions and 0 deletions
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27
src/gallium/auxiliary/vl/vl_winsys_dri3.c
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@ -46,6 +46,8 @@ struct vl_dri3_screen
xcb_drawable_t drawable;
uint32_t width, height, depth;
xcb_special_event_t *special_event;
};
static bool
@ -53,6 +55,9 @@ dri3_set_drawable(struct vl_dri3_screen *scrn, Drawable drawable)
{
xcb_get_geometry_cookie_t geom_cookie;
xcb_get_geometry_reply_t *geom_reply;
xcb_void_cookie_t cookie;
xcb_generic_error_t *error;
xcb_present_event_t peid;
assert(drawable);
@ -71,6 +76,26 @@ dri3_set_drawable(struct vl_dri3_screen *scrn, Drawable drawable)
scrn->depth = geom_reply->depth;
free(geom_reply);
if (scrn->special_event) {
xcb_unregister_for_special_event(scrn->conn, scrn->special_event);
scrn->special_event = NULL;
}
peid = xcb_generate_id(scrn->conn);
cookie =
xcb_present_select_input_checked(scrn->conn, peid, scrn->drawable,
XCB_PRESENT_EVENT_MASK_CONFIGURE_NOTIFY |
XCB_PRESENT_EVENT_MASK_COMPLETE_NOTIFY |
XCB_PRESENT_EVENT_MASK_IDLE_NOTIFY);
error = xcb_request_check(scrn->conn, cookie);
if (error) {
free(error);
return false;
} else
scrn->special_event =
xcb_register_for_special_xge(scrn->conn, &xcb_present_id, peid, 0);
return true;
}
@ -132,6 +157,8 @@ vl_dri3_screen_destroy(struct vl_screen *vscreen)
assert(vscreen);
if (scrn->special_event)
xcb_unregister_for_special_event(scrn->conn, scrn->special_event);
scrn->base.pscreen->destroy(scrn->base.pscreen);
pipe_loader_release(&scrn->base.dev, 1);
FREE(scrn);