drm/usb: move usb support into a separate module

In order to satisfy all the various Kconfig options between
USB and DRM, we need to split the USB code out into a separate module
and export symbols to it.

This fixes build problems in -next reported by sfr.

Signed-off-by: Dave Airlie <airlied@redhat.com>

5 files changed, 13 insertions, 2 deletions

diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index ed2f6901b1e8..6b358d1dfb24 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -18,6 +18,11 @@ menuconfig DRM
           details.  You should also select and configure AGP
           (/dev/agpgart) support if it is available for your platform.
 
+config DRM_USB
+        tristate
+        depends on DRM
+        select USB
+
 config DRM_KMS_HELPER
         tristate
         depends on DRM
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index ed407cc7f26f..3b8be8939bb6 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -14,9 +14,10 @@ drm-y       :=	drm_auth.o drm_buffer.o drm_bufs.o drm_cache.o \
                 drm_info.o drm_debugfs.o drm_encoder_slave.o \
                 drm_trace_points.o drm_global.o
 
-drm-$(CONFIG_USB) += drm_usb.o
 drm-$(CONFIG_COMPAT) += drm_ioc32.o
 
+drm-usb-y   := drm_usb.o
+
 drm_kms_helper-y := drm_fb_helper.o drm_crtc_helper.o drm_dp_i2c_helper.o
 
 obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o
@@ -24,6 +25,7 @@ obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o
 CFLAGS_drm_trace_points.o := -I$(src)
 
 obj-$(CONFIG_DRM)       += drm.o
+obj-$(CONFIG_DRM_USB)   += drm_usb.o
 obj-$(CONFIG_DRM_TTM)   += ttm/
 obj-$(CONFIG_DRM_TDFX)  += tdfx/
 obj-$(CONFIG_DRM_R128)  += r128/
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 79902835d057..d3aaeb6ae236 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -986,6 +986,7 @@ int drm_mode_group_init_legacy_group(struct drm_device *dev,
 
         return 0;
 }
+EXPORT_SYMBOL(drm_mode_group_init_legacy_group);
 
 /**
  * drm_mode_config_cleanup - free up DRM mode_config info
diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index bbd40eaf9821..aa454f80e109 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -319,6 +319,7 @@ int drm_fill_in_dev(struct drm_device *dev,
         drm_lastclose(dev);
         return retcode;
 }
+EXPORT_SYMBOL(drm_fill_in_dev);
 
 
 /**
@@ -397,6 +398,7 @@ err_idr:
         *minor = NULL;
         return ret;
 }
+EXPORT_SYMBOL(drm_get_minor);
 
 /**
  * Put a secondary minor number.
@@ -428,6 +430,7 @@ int drm_put_minor(struct drm_minor **minor_p)
         *minor_p = NULL;
         return 0;
 }
+EXPORT_SYMBOL(drm_put_minor);
 
 static void drm_unplug_minor(struct drm_minor *minor)
 {
diff --git a/drivers/gpu/drm/udl/Kconfig b/drivers/gpu/drm/udl/Kconfig
index f96799d1b408..0b5e096d39a6 100644
--- a/drivers/gpu/drm/udl/Kconfig
+++ b/drivers/gpu/drm/udl/Kconfig
@@ -1,7 +1,7 @@
 config DRM_UDL
         tristate "DisplayLink"
         depends on DRM && EXPERIMENTAL
-        select USB
+        select DRM_USB
         select FB_SYS_FILLRECT
         select FB_SYS_COPYAREA
         select FB_SYS_IMAGEBLIT