diff options
Diffstat (limited to 'src/gallium/auxiliary/vl')
| -rw-r--r-- | src/gallium/auxiliary/vl/vl_winsys_dri.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/vl/vl_winsys_dri.c b/src/gallium/auxiliary/vl/vl_winsys_dri.c index 88e17fefb8a..7aec3fee685 100644 --- a/src/gallium/auxiliary/vl/vl_winsys_dri.c +++ b/src/gallium/auxiliary/vl/vl_winsys_dri.c @@ -32,8 +32,10 @@ #include <fcntl.h> #include <X11/Xlib-xcb.h> +#include <X11/extensions/dri2tokens.h> #include <xcb/dri2.h> #include <xf86drm.h> +#include <errno.h> #include "pipe/p_screen.h" #include "pipe/p_context.h" @@ -305,6 +307,7 @@ vl_screen_create(Display *display, int screen) xcb_generic_error_t *error = NULL; char *device_name; int fd, device_name_length; + unsigned int driverType; drm_magic_t magic; @@ -332,7 +335,22 @@ vl_screen_create(Display *display, int screen) s = xcb_setup_roots_iterator(xcb_get_setup(scrn->conn)); while (screen--) xcb_screen_next(&s); - connect_cookie = xcb_dri2_connect_unchecked(scrn->conn, s.data->root, XCB_DRI2_DRIVER_TYPE_DRI); + driverType = XCB_DRI2_DRIVER_TYPE_DRI; +#ifdef DRI2DriverPrimeShift + { + char *prime = getenv("DRI_PRIME"); + if (prime) { + unsigned int primeid; + errno = 0; + primeid = strtoul(prime, NULL, 0); + if (errno == 0) + driverType |= + ((primeid & DRI2DriverPrimeMask) << DRI2DriverPrimeShift); + } + } +#endif + + connect_cookie = xcb_dri2_connect_unchecked(scrn->conn, s.data->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_screen; |