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authorLinus Torvalds <torvalds@linux-foundation.org>2011-11-02 09:45:39 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-11-02 09:45:39 -0700
commitde0a5345a55b8dd5a4695181275df0e691176830 (patch)
tree17530e824f7f46ce0b1757657179fb5957a6add5 /arch/um/drivers/chan.h
parent994c0e992522c123298b4a91b72f5e67ba2d1123 (diff)
parent8535639810e578960233ad39def3ac2157b0c3ec (diff)
Merge branch 'for-linus' of git://github.com/richardweinberger/linux
* 'for-linus' of git://github.com/richardweinberger/linux: (90 commits) um: fix ubd cow size um: Fix kmalloc argument order in um/vdso/vma.c um: switch to use of drivers/Kconfig UserModeLinux-HOWTO.txt: fix a typo UserModeLinux-HOWTO.txt: remove ^H characters um: we need sys/user.h only on i386 um: merge delay_{32,64}.c um: distribute exports to where exported stuff is defined um: kill system-um.h um: generic ftrace.h will do... um: segment.h is x86-only and needed only there um: asm/pda.h is not needed anymore um: hw_irq.h can go generic as well um: switch to generic-y um: clean Kconfig up a bit um: a couple of missing dependencies... um: kill useless argument of free_chan() and free_one_chan() um: unify ptrace_user.h um: unify KSTK_... um: fix gcov build breakage ...
Diffstat (limited to 'arch/um/drivers/chan.h')
-rw-r--r--arch/um/drivers/chan.h50
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/um/drivers/chan.h b/arch/um/drivers/chan.h
new file mode 100644
index 00000000000..8df0fd9024d
--- /dev/null
+++ b/arch/um/drivers/chan.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com)
+ * Licensed under the GPL
+ */
+
+#ifndef __CHAN_KERN_H__
+#define __CHAN_KERN_H__
+
+#include <linux/tty.h>
+#include <linux/list.h>
+#include <linux/console.h>
+#include "chan_user.h"
+#include "line.h"
+
+struct chan {
+ struct list_head list;
+ struct list_head free_list;
+ struct line *line;
+ char *dev;
+ unsigned int primary:1;
+ unsigned int input:1;
+ unsigned int output:1;
+ unsigned int opened:1;
+ unsigned int enabled:1;
+ int fd;
+ const struct chan_ops *ops;
+ void *data;
+};
+
+extern void chan_interrupt(struct list_head *chans, struct delayed_work *task,
+ struct tty_struct *tty, int irq);
+extern int parse_chan_pair(char *str, struct line *line, int device,
+ const struct chan_opts *opts, char **error_out);
+extern int write_chan(struct list_head *chans, const char *buf, int len,
+ int write_irq);
+extern int console_write_chan(struct list_head *chans, const char *buf,
+ int len);
+extern int console_open_chan(struct line *line, struct console *co);
+extern void deactivate_chan(struct list_head *chans, int irq);
+extern void reactivate_chan(struct list_head *chans, int irq);
+extern void chan_enable_winch(struct list_head *chans, struct tty_struct *tty);
+extern int enable_chan(struct line *line);
+extern void close_chan(struct list_head *chans, int delay_free_irq);
+extern int chan_window_size(struct list_head *chans,
+ unsigned short *rows_out,
+ unsigned short *cols_out);
+extern int chan_config_string(struct list_head *chans, char *str, int size,
+ char **error_out);
+
+#endif