modesetting: Connect the driver to the build.

v2: Fix libdrm version check, and use XORG_VERSION_* instead of a
    static 1.0.0 version for the driver module.

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Keith Packard <keithp@keithp.com>

configure.ac

@@ -863,6 +863,7 @@ fi
 PKG_CHECK_MODULES(UDEV, $LIBUDEV, [HAVE_LIBUDEV=yes], [HAVE_LIBUDEV=no])
 if test "x$CONFIG_UDEV" = xauto; then
 	CONFIG_UDEV="$HAVE_LIBUDEV"
+	AC_DEFINE(HAVE_LIBUDEV, 1, [Define to 1 if libudev is available.])
 fi
 AM_CONDITIONAL(CONFIG_UDEV, [test "x$CONFIG_UDEV" = xyes])
 if test "x$CONFIG_UDEV" = xyes; then
@@ -2039,6 +2040,12 @@ if test "x$XORG" = xyes; then
 	        XORG_SYS_LIBS="$XORG_SYS_LIBS $XORG_MODULES_LIBS"
 	fi
 
+	if test "x$DRM" = xyes; then
+		dnl 2.4.46 is required for cursor hotspot support.
+		PKG_CHECK_EXISTS(libdrm >= 2.4.46)
+		XORG_DRIVER_MODESETTING=yes
+	fi
+
 	AC_SUBST([XORG_LIBS])
 	AC_SUBST([XORG_SYS_LIBS])
 	AC_SUBST([XORG_INCS])
@@ -2109,6 +2116,7 @@ AM_CONDITIONAL([SOLARIS_VT], [test "x$solaris_vt" = xyes])
 AM_CONDITIONAL([DGA], [test "x$DGA" = xyes])
 AM_CONDITIONAL([XF86VIDMODE], [test "x$XF86VIDMODE" = xyes])
 AM_CONDITIONAL([XORG_BUS_PLATFORM], [test "x$CONFIG_UDEV_KMS" = xyes])
+AM_CONDITIONAL([XORG_DRIVER_MODESETTING], [test "x$XORG_DRIVER_MODESETTING" = xyes])
 
 dnl glamor
 AM_CONDITIONAL([GLAMOR], [test "x$GLAMOR" = xyes])
@@ -2554,6 +2562,8 @@ hw/xfree86/dixmods/Makefile
 hw/xfree86/doc/Makefile
 hw/xfree86/dri/Makefile
 hw/xfree86/dri2/Makefile
+hw/xfree86/drivers/Makefile
+hw/xfree86/drivers/modesetting/Makefile
 hw/xfree86/exa/Makefile
 hw/xfree86/exa/man/Makefile
 hw/xfree86/fbdevhw/Makefile

hw/xfree86/Makefile.am

@@ -38,7 +38,7 @@ SUBDIRS = common ddc x86emu $(INT10_SUBDIR) os-support parser \
 	  ramdac $(VGAHW_SUBDIR) loader modes $(DRI_SUBDIR) \
 	  $(DRI2_SUBDIR) . $(VBE_SUBDIR) i2c dixmods \
 	  fbdevhw shadowfb exa $(XF86UTILS_SUBDIR) doc man \
-	  $(GLAMOR_EGL_SUBDIR)
+	  $(GLAMOR_EGL_SUBDIR) drivers
 
 DIST_SUBDIRS = common ddc i2c x86emu int10 fbdevhw os-support \
                parser ramdac shadowfb vbe vgahw \

hw/xfree86/drivers/Makefile.am

@@ -0,0 +1,5 @@
+SUBDIRS =
+
+if XORG_DRIVER_MODESETTING
+SUBDIRS += modesetting
+endif

hw/xfree86/drivers/modesetting/Makefile.am

@@ -24,11 +24,20 @@
 # _ladir passes a dummy rpath to libtool so the thing will actually link
 # TODO: -nostdlib/-Bstatic/-lgcc platform magic, not installing the .a, etc.
 
-AM_CFLAGS = $(XORG_CFLAGS) $(DRM_CFLAGS) $(UDEV_CFLAGS) $(CWARNFLAGS)
+AM_CFLAGS = $(DIX_CFLAGS) $(XORG_CFLAGS) $(LIBDRM_CFLAGS) $(UDEV_CFLAGS) $(CWARNFLAGS)
+
+AM_CPPFLAGS = \
+	$(XORG_INCS) \
+	-I$(srcdir)/../../ddc \
+	-I$(srcdir)/../../i2c \
+	-I$(srcdir)/../../modes \
+	-I$(srcdir)/../../parser \
+	-I$(srcdir)/../../ramdac \
+	$(NULL)
 
 modesetting_drv_la_LTLIBRARIES = modesetting_drv.la
 modesetting_drv_la_LDFLAGS = -module -avoid-version
-modesetting_drv_la_LIBADD = @UDEV_LIBS@ @DRM_LIBS@
+modesetting_drv_la_LIBADD = $(UDEV_LIBS) $(DRM_LIBS)
 modesetting_drv_ladir = @moduledir@/drivers
 
 modesetting_drv_la_SOURCES = \
@@ -37,3 +46,17 @@ modesetting_drv_la_SOURCES = \
 	 driver.h \
 	 drmmode_display.c \
 	 drmmode_display.h
+
+drivermandir = $(DRIVER_MAN_DIR)
+driverman_PRE = modesetting.man
+driverman_DATA = $(driverman_PRE:man=@DRIVER_MAN_SUFFIX@)
+
+EXTRA_DIST = modesetting.man
+
+CLEANFILES = $(driverman_DATA)
+
+# String replacements in MAN_SUBSTS now come from xorg-macros.m4 via configure
+SUFFIXES = .$(DRIVER_MAN_SUFFIX) .man
+
+.man.$(DRIVER_MAN_SUFFIX):
+	$(AM_V_GEN)$(SED) $(MAN_SUBSTS) < $< > $@

hw/xfree86/drivers/modesetting/driver.c

@@ -29,8 +29,8 @@
  *
  */
 
-#ifdef HAVE_CONFIG_H
+#ifdef HAVE_DIX_CONFIG_H
-#include "config.h"
+#include "dix-config.h"
 #endif
 
 #include <unistd.h>
@@ -51,7 +51,7 @@
 #include "shadow.h"
 #include "xf86xv.h"
 #include <X11/extensions/Xv.h>
-#include <xorg-server.h>
+#include <xorg-config.h>
 #ifdef XSERVER_PLATFORM_BUS
 #include "xf86platformBus.h"
 #endif
@@ -144,7 +144,9 @@ static XF86ModuleVersionInfo VersRec = {
     MODINFOSTRING1,
     MODINFOSTRING2,
     XORG_VERSION_CURRENT,
-    PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL,
+    XORG_VERSION_MAJOR,
+    XORG_VERSION_MINOR,
+    XORG_VERSION_PATCH,
     ABI_CLASS_VIDEODRV,
     ABI_VIDEODRV_VERSION,
     MOD_CLASS_VIDEODRV,

hw/xfree86/drivers/modesetting/drmmode_display.c

@@ -25,8 +25,8 @@
  *
  */
 
-#ifdef HAVE_CONFIG_H
+#ifdef HAVE_DIX_CONFIG_H
-#include "config.h"
+#include "dix-config.h"
 #endif
 
 #include <errno.h>