usb: gadget: libcomposite: add epautoconf.c to libcomposite

This patch adds epautoconf.c into libcomposite and updates all gadgets.

Acked-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>

21 files changed, 9 insertions, 35 deletions

diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 9515ed0163b7..23d705f194ac 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -5,7 +5,7 @@ ccflags-$(CONFIG_USB_GADGET_DEBUG) := -DDEBUG
 
 obj-$(CONFIG_USB_GADGET)	+= udc-core.o
 obj-$(CONFIG_USB_LIBCOMPOSITE)	+= libcomposite.o
-libcomposite-y			:= usbstring.o config.o
+libcomposite-y			:= usbstring.o config.o epautoconf.o
 obj-$(CONFIG_USB_DUMMY_HCD)	+= dummy_hcd.o
 obj-$(CONFIG_USB_NET2272)	+= net2272.o
 obj-$(CONFIG_USB_NET2280)	+= net2280.o
diff --git a/drivers/usb/gadget/acm_ms.c b/drivers/usb/gadget/acm_ms.c
index 3078d797f634..5db661d8590b 100644
--- a/drivers/usb/gadget/acm_ms.c
+++ b/drivers/usb/gadget/acm_ms.c
@@ -42,7 +42,6 @@
  */
 
 #include "composite.c"
-#include "epautoconf.c"
 #include "u_serial.c"
 #include "f_acm.c"
 #include "f_mass_storage.c"
diff --git a/drivers/usb/gadget/audio.c b/drivers/usb/gadget/audio.c
index 9e85df22e796..689d1422a1c0 100644
--- a/drivers/usb/gadget/audio.c
+++ b/drivers/usb/gadget/audio.c
@@ -14,6 +14,7 @@
 #include <linux/kernel.h>
 #include <linux/utsname.h>
 
+#include "gadget_chips.h"
 #define DRIVER_DESC		"Linux USB Audio Gadget"
 #define DRIVER_VERSION		"Feb 2, 2012"
 
@@ -27,7 +28,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 /* string IDs are assigned dynamically */
 
diff --git a/drivers/usb/gadget/cdc2.c b/drivers/usb/gadget/cdc2.c
index d06d0791c70e..8e386cf377a5 100644
--- a/drivers/usb/gadget/cdc2.c
+++ b/drivers/usb/gadget/cdc2.c
@@ -44,7 +44,6 @@
  */
 
 #include "composite.c"
-#include "epautoconf.c"
 #include "u_serial.c"
 #include "f_acm.c"
 #include "f_ecm.c"
diff --git a/drivers/usb/gadget/dbgp.c b/drivers/usb/gadget/dbgp.c
index cc1746597aab..87d165028162 100644
--- a/drivers/usb/gadget/dbgp.c
+++ b/drivers/usb/gadget/dbgp.c
@@ -13,9 +13,6 @@
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 
-/* See comments in "zero.c" */
-#include "epautoconf.c"
-
 #ifdef CONFIG_USB_G_DBGP_SERIAL
 #include "u_serial.c"
 #endif
diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c
index d5a905dbed00..a777f7bd11b4 100644
--- a/drivers/usb/gadget/epautoconf.c
+++ b/drivers/usb/gadget/epautoconf.c
@@ -10,6 +10,7 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/device.h>
@@ -315,6 +316,7 @@ found_ep:
 	ep->comp_desc = NULL;
 	return ep;
 }
+EXPORT_SYMBOL_GPL(usb_ep_autoconfig_ss);
 
 /**
  * usb_ep_autoconfig() - choose an endpoint matching the
@@ -354,7 +356,7 @@ struct usb_ep *usb_ep_autoconfig(
 {
 	return usb_ep_autoconfig_ss(gadget, desc, NULL);
 }
-
+EXPORT_SYMBOL_GPL(usb_ep_autoconfig);
 
 /**
  * usb_ep_autoconfig_reset - reset endpoint autoconfig state
@@ -375,4 +377,4 @@ void usb_ep_autoconfig_reset (struct usb_gadget *gadget)
 	gadget->in_epnum = 0;
 	gadget->out_epnum = 0;
 }
-
+EXPORT_SYMBOL_GPL(usb_ep_autoconfig_reset);
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 557021e267ee..39eb718f796a 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -103,7 +103,6 @@ static inline bool has_rndis(void)
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "f_ecm.c"
 #include "f_subset.c"
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 77cf1083099f..ce362f7e39d3 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -256,19 +256,6 @@
 
 #include "gadget_chips.h"
 
-
-
-/*
- * Kbuild is not very cooperative with respect to linking separately
- * compiled library objects into one module.  So for now we won't use
- * separate compilation ... ensuring init/exit sections work to shrink
- * the runtime footprint, and giving us at least some parts of what
- * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
- */
-#include "epautoconf.c"
-
-/*-------------------------------------------------------------------------*/
-
 #define DRIVER_DESC		"File-backed Storage Gadget"
 #define DRIVER_NAME		"g_file_storage"
 #define DRIVER_VERSION		"1 September 2010"
diff --git a/drivers/usb/gadget/g_ffs.c b/drivers/usb/gadget/g_ffs.c
index 240957048d3f..c3a583ea9938 100644
--- a/drivers/usb/gadget/g_ffs.c
+++ b/drivers/usb/gadget/g_ffs.c
@@ -24,7 +24,6 @@
  */
 
 #include "composite.c"
-#include "epautoconf.c"
 
 #if defined CONFIG_USB_FUNCTIONFS_ETH || defined CONFIG_USB_FUNCTIONFS_RNDIS
 #  if defined USB_ETH_RNDIS
diff --git a/drivers/usb/gadget/gadget_chips.h b/drivers/usb/gadget/gadget_chips.h
index 0ccca58e7a8f..ba4e302e77d7 100644
--- a/drivers/usb/gadget/gadget_chips.h
+++ b/drivers/usb/gadget/gadget_chips.h
@@ -15,6 +15,8 @@
 #ifndef __GADGET_CHIPS_H
 #define __GADGET_CHIPS_H
 
+#include <linux/usb/gadget.h>
+
 /*
  * NOTICE: the entries below are alphabetical and should be kept
  * that way.
diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c
index 68a79b42c5a8..0c70708ef80f 100644
--- a/drivers/usb/gadget/gmidi.c
+++ b/drivers/usb/gadget/gmidi.c
@@ -38,7 +38,6 @@
 #include "gadget_chips.h"
 
 #include "composite.c"
-#include "epautoconf.c"
 #include "f_midi.c"
 
 /*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/gadget/hid.c b/drivers/usb/gadget/hid.c
index 917c6eda916a..4880cdd9de43 100644
--- a/drivers/usb/gadget/hid.c
+++ b/drivers/usb/gadget/hid.c
@@ -16,6 +16,7 @@
 #include <linux/platform_device.h>
 #include <linux/list.h>
 
+#include "gadget_chips.h"
 #define DRIVER_DESC		"HID Gadget"
 #define DRIVER_VERSION		"2010/03/16"
 
@@ -35,7 +36,6 @@
  */
 
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "f_hid.c"
 
diff --git a/drivers/usb/gadget/mass_storage.c b/drivers/usb/gadget/mass_storage.c
index 9675e61c9a8d..0b0f008427ed 100644
--- a/drivers/usb/gadget/mass_storage.c
+++ b/drivers/usb/gadget/mass_storage.c
@@ -49,7 +49,6 @@
  */
 
 #include "composite.c"
-#include "epautoconf.c"
 #include "f_mass_storage.c"
 
 /*-------------------------------------------------------------------------*/
diff --git a/drivers/usb/gadget/multi.c b/drivers/usb/gadget/multi.c
index 6b6c12802afc..72fb30141ff4 100644
--- a/drivers/usb/gadget/multi.c
+++ b/drivers/usb/gadget/multi.c
@@ -44,7 +44,6 @@ MODULE_LICENSE("GPL");
  */
 
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "f_mass_storage.c"
 
diff --git a/drivers/usb/gadget/ncm.c b/drivers/usb/gadget/ncm.c
index ce8d08e44602..69b660b79c09 100644
--- a/drivers/usb/gadget/ncm.c
+++ b/drivers/usb/gadget/ncm.c
@@ -37,7 +37,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "f_ncm.c"
 #include "u_ether.c"
diff --git a/drivers/usb/gadget/nokia.c b/drivers/usb/gadget/nokia.c
index e2f4b9bdebc3..6834c6204df3 100644
--- a/drivers/usb/gadget/nokia.c
+++ b/drivers/usb/gadget/nokia.c
@@ -39,7 +39,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "u_serial.c"
 #include "f_acm.c"
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 310b22d423a7..3d3d20d258f6 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -52,7 +52,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c
index 39990bed0905..098c3d03dedd 100644
--- a/drivers/usb/gadget/serial.c
+++ b/drivers/usb/gadget/serial.c
@@ -38,7 +38,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "f_acm.c"
 #include "f_obex.c"
diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c
index 926e0facfba5..e64a759f100d 100644
--- a/drivers/usb/gadget/tcm_usb_gadget.c
+++ b/drivers/usb/gadget/tcm_usb_gadget.c
@@ -25,7 +25,6 @@
 #include <target/configfs_macros.h>
 #include <asm/unaligned.h>
 
-#include "epautoconf.c"
 #include "composite.c"
 
 #include "tcm_usb_gadget.h"
diff --git a/drivers/usb/gadget/webcam.c b/drivers/usb/gadget/webcam.c
index 5e500e8403fd..66dfca86b215 100644
--- a/drivers/usb/gadget/webcam.c
+++ b/drivers/usb/gadget/webcam.c
@@ -24,7 +24,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "uvc_queue.c"
 #include "uvc_video.c"
diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c
index e39a3b5da101..9a9adee2911a 100644
--- a/drivers/usb/gadget/zero.c
+++ b/drivers/usb/gadget/zero.c
@@ -59,7 +59,6 @@
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
 #include "composite.c"
-#include "epautoconf.c"
 
 #include "f_sourcesink.c"
 #include "f_loopback.c"