From 7a50bf6c7f7729f5eee3ddf7aa9b38a81873f2c6 Mon Sep 17 00:00:00 2001 From: Emil Velikov Date: Fri, 10 Jul 2015 21:27:13 +0100 Subject: [PATCH] auxiliary/vl: use the correct screen index MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Inspired (copied) from Marek's commit for egl/x11 commit 0b56e23e7f3(egl/dri2: use the correct screen index) v2: Fix copy/pasta errors. Cc: 10.6 Signed-off-by: Emil Velikov Reviewed-by: Marek Olšák --- src/gallium/auxiliary/vl/vl_winsys_dri.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/src/gallium/auxiliary/vl/vl_winsys_dri.c b/src/gallium/auxiliary/vl/vl_winsys_dri.c index b445f68a1c7..3b1b87f9523 100644 --- a/src/gallium/auxiliary/vl/vl_winsys_dri.c +++ b/src/gallium/auxiliary/vl/vl_winsys_dri.c @@ -295,6 +295,16 @@ vl_screen_get_private(struct vl_screen *vscreen) return vscreen; } +static xcb_screen_t * +get_xcb_screen(xcb_screen_iterator_t iter, int screen) +{ + for (; iter.rem; --screen, xcb_screen_next(&iter)) + if (screen == 0) + return iter.data; + + return NULL; +} + struct vl_screen* vl_screen_create(Display *display, int screen) { @@ -336,8 +346,7 @@ vl_screen_create(Display *display, int screen) goto free_query; s = xcb_setup_roots_iterator(xcb_get_setup(scrn->conn)); - while (screen--) - xcb_screen_next(&s); + driverType = XCB_DRI2_DRIVER_TYPE_DRI; #ifdef DRI2DriverPrimeShift { @@ -353,7 +362,7 @@ vl_screen_create(Display *display, int screen) } #endif - connect_cookie = xcb_dri2_connect_unchecked(scrn->conn, s.data->root, driverType); + connect_cookie = xcb_dri2_connect_unchecked(scrn->conn, get_xcb_screen(s, screen)->root, driverType); connect = xcb_dri2_connect_reply(scrn->conn, connect_cookie, NULL); if (connect == NULL || connect->driver_name_length + connect->device_name_length == 0) goto free_connect; @@ -372,7 +381,7 @@ vl_screen_create(Display *display, int screen) if (drmGetMagic(fd, &magic)) goto free_connect; - authenticate_cookie = xcb_dri2_authenticate_unchecked(scrn->conn, s.data->root, magic); + authenticate_cookie = xcb_dri2_authenticate_unchecked(scrn->conn, get_xcb_screen(s, screen)->root, magic); authenticate = xcb_dri2_authenticate_reply(scrn->conn, authenticate_cookie, NULL); if (authenticate == NULL || !authenticate->authenticated) -- 2.30.2