diff --git a/hw/xfree86/common/xf86Module.h b/hw/xfree86/common/xf86Module.h index dd4d5f958..00aa84ae2 100644 --- a/hw/xfree86/common/xf86Module.h +++ b/hw/xfree86/common/xf86Module.h @@ -74,7 +74,7 @@ * mask is 0xFFFF0000. */ #define ABI_ANSIC_VERSION SET_ABI_VERSION(0, 4) -#define ABI_VIDEODRV_VERSION SET_ABI_VERSION(24, 0) +#define ABI_VIDEODRV_VERSION SET_ABI_VERSION(24, 1) #define ABI_XINPUT_VERSION SET_ABI_VERSION(24, 1) #define ABI_EXTENSION_VERSION SET_ABI_VERSION(10, 0) diff --git a/hw/xfree86/drivers/modesetting/dri2.c b/hw/xfree86/drivers/modesetting/dri2.c index 96eaaaaf7..167814015 100644 --- a/hw/xfree86/drivers/modesetting/dri2.c +++ b/hw/xfree86/drivers/modesetting/dri2.c @@ -1033,6 +1033,7 @@ ms_dri2_screen_init(ScreenPtr screen) ScrnInfoPtr scrn = xf86ScreenToScrn(screen); modesettingPtr ms = modesettingPTR(scrn); DRI2InfoRec info; + const char *driver_names[2] = { NULL, NULL }; if (!glamor_supports_pixmap_import_export(screen)) { xf86DrvMsg(scrn->scrnIndex, X_WARNING, @@ -1071,9 +1072,30 @@ ms_dri2_screen_init(ScreenPtr screen) info.DestroyBuffer2 = ms_dri2_destroy_buffer2; info.CopyRegion2 = ms_dri2_copy_region2; - /* These two will be filled in by dri2.c */ - info.numDrivers = 0; - info.driverNames = NULL; + /* Ask Glamor to obtain the DRI driver name via EGL_MESA_query_driver. */ + driver_names[0] = glamor_egl_get_driver_name(screen); + + if (driver_names[0]) { + /* There is no VDPAU driver for Intel, fallback to the generic + * OpenGL/VAAPI va_gl backend to emulate VDPAU. Otherwise, + * guess that the DRI and VDPAU drivers have the same name. + */ + if (strcmp(driver_names[0], "i965") == 0 || + strcmp(driver_names[0], "iris") == 0) { + driver_names[1] = "va_gl"; + } else { + driver_names[1] = driver_names[0]; + } + + info.numDrivers = 2; + info.driverNames = driver_names; + } else { + /* EGL_MESA_query_driver was unavailable; let dri2.c select the + * driver and fill in these fields for us. + */ + info.numDrivers = 0; + info.driverNames = NULL; + } return DRI2ScreenInit(screen, &info); }