Add a handler for the WSDISPLAYIO_GINFO ioctl in inteldrm, allowing

to retrieve basic information about a framebuffer display.

OK visa@, tedu@

diff --git a/sys/dev/pci/drm/i915/i915_drv.c b/sys/dev/pci/drm/i915/i915_drv.c
index 2abba0a..b7447d0 100644 (file)
--- a/sys/dev/pci/drm/i915/i915_drv.c
+++ b/sys/dev/pci/drm/i915/i915_drv.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: i915_drv.c,v 1.101 2017/01/08 12:11:54 fcambus Exp $ */
+/* $OpenBSD: i915_drv.c,v 1.102 2017/06/19 11:00:18 fcambus Exp $ */
 /*
  * Copyright (c) 2008-2009 Owain G. Ainsworth <oga@openbsd.org>
  *
@@ -1037,12 +1037,21 @@ inteldrm_wsioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p)
 {
        struct inteldrm_softc *dev_priv = v;
        struct drm_device *dev = dev_priv->dev;
+       struct rasops_info *ri = &dev_priv->ro;
+       struct wsdisplay_fbinfo *wdf;
        struct wsdisplay_param *dp = (struct wsdisplay_param *)data;
 
        switch (cmd) {
        case WSDISPLAYIO_GTYPE:
                *(int *)data = WSDISPLAY_TYPE_INTELDRM;
                return 0;
+       case WSDISPLAYIO_GINFO:
+               wdf = (struct wsdisplay_fbinfo *)data;
+               wdf->width = ri->ri_width;
+               wdf->height = ri->ri_height;
+               wdf->depth = ri->ri_depth;
+               wdf->cmsize = 0;
+               return 0;
        case WSDISPLAYIO_GETPARAM:
                if (ws_get_param && ws_get_param(dp) == 0)
                        return 0;