usb gadget: link fixes for MIDI gadget

Change how the MIDI gadget driver builds:  don't use separate
compilation, since it works poorly when key parts are library
code (with init sections etc).  Instead be as close as we can
to "gcc --combine ...".

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Brownell 2008-08-18 17:42:04 -07:00 committed by Greg Kroah-Hartman
parent 7e75bc0f90
commit 77f754c433
2 changed files with 16 additions and 1 deletions

View File

@ -27,7 +27,7 @@ C_UTILS = composite.o usbstring.o config.o epautoconf.o
g_zero-objs := zero.o
g_ether-objs := ether.o u_ether.o f_subset.o f_ecm.o $(C_UTILS)
g_serial-objs := serial.o
g_midi-objs := gmidi.o usbstring.o config.o epautoconf.o
g_midi-objs := gmidi.o
gadgetfs-objs := inode.o
g_file_storage-objs := file_storage.o usbstring.o config.o \
epautoconf.o

View File

@ -35,6 +35,21 @@
#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 "usbstring.c"
#include "config.c"
#include "epautoconf.c"
/*-------------------------------------------------------------------------*/
MODULE_AUTHOR("Ben Williamson");
MODULE_LICENSE("GPL v2");