svn commit: r198682 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/drm dev/xen/xenpci

[Robert Noland]

Author: rnoland
Date: Fri Oct 30 16:14:17 2009
New Revision: 198682
URL: http://svn.freebsd.org/changeset/base/198682

Log:
  MFC r196466
  
  Add a read only sysctl tracking the hw.drm.msi tunable.

Modified:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/drm/drmP.h
  stable/8/sys/dev/drm/drm_drv.c
  stable/8/sys/dev/xen/xenpci/   (props changed)

Modified: stable/8/sys/dev/drm/drmP.h
==============================================================================
--- stable/8/sys/dev/drm/drmP.h	Fri Oct 30 16:12:28 2009	(r198681)
+++ stable/8/sys/dev/drm/drmP.h	Fri Oct 30 16:14:17 2009	(r198682)
@@ -148,6 +148,8 @@ MALLOC_DECLARE(DRM_MEM_CTXBITMAP);
 MALLOC_DECLARE(DRM_MEM_SGLISTS);
 MALLOC_DECLARE(DRM_MEM_DRAWABLE);
 
+SYSCTL_DECL(_hw_drm);
+
 #define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8)
 
 				/* Internal types and structures */

Modified: stable/8/sys/dev/drm/drm_drv.c
==============================================================================
--- stable/8/sys/dev/drm/drm_drv.c	Fri Oct 30 16:12:28 2009	(r198681)
+++ stable/8/sys/dev/drm/drm_drv.c	Fri Oct 30 16:14:17 2009	(r198682)
@@ -133,6 +133,9 @@ static struct cdevsw drm_cdevsw = {
 
 static int drm_msi = 1;	/* Enable by default. */
 TUNABLE_INT("hw.drm.msi", &drm_msi);
+SYSCTL_NODE(_hw, OID_AUTO, drm, CTLFLAG_RW, NULL, "DRM device");
+SYSCTL_INT(_hw_drm, OID_AUTO, msi, CTLFLAG_RDTUN, &drm_msi, 1,
+    "Enable MSI interrupts for drm devices");
 
 static struct drm_msi_blacklist_entry drm_msi_blacklist[] = {
 	{0x8086, 0x2772}, /* Intel i945G	*/ \