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authorJustin Waters <justin.waters@timesys.com>2008-02-26 13:07:02 -0500
committerJustin Waters <justin.waters@timesys.com>2008-02-26 13:07:02 -0500
commitb80a32b9cc634adfa8eaef33ec981e7febf2ade2 (patch)
treef256bce13ba11f514a388160df84e1410bedbe2b /arch/um/drivers/xterm_kern.c
parent594133ef22fae0d737bd1b57352cf3f48a192c63 (diff)
Update the i.MX31 Kernel to 2.6.232.6.23-mx31ads-2008022618072.6.23-mx31-200802261807
This is the result of a brute-force attempt to update the kernel to 2.6.23. Now that we have a git tree, our effort will be a little nicer in the future. Signed-off-by: Justin Waters <justin.waters@timesys.com>
Diffstat (limited to 'arch/um/drivers/xterm_kern.c')
-rw-r--r--arch/um/drivers/xterm_kern.c49
1 files changed, 17 insertions, 32 deletions
diff --git a/arch/um/drivers/xterm_kern.c b/arch/um/drivers/xterm_kern.c
index a4ce7058e10e..b646bccef37a 100644
--- a/arch/um/drivers/xterm_kern.c
+++ b/arch/um/drivers/xterm_kern.c
@@ -1,18 +1,14 @@
/*
- * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
+ * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
-#include "linux/errno.h"
-#include "linux/slab.h"
-#include "linux/signal.h"
-#include "linux/interrupt.h"
-#include "asm/irq.h"
-#include "irq_user.h"
+#include <linux/slab.h>
+#include <linux/completion.h>
+#include <linux/irqreturn.h>
+#include <asm/irq.h>
#include "irq_kern.h"
-#include "kern_util.h"
#include "os.h"
-#include "xterm.h"
struct xterm_wait {
struct completion ready;
@@ -27,12 +23,13 @@ static irqreturn_t xterm_interrupt(int irq, void *data)
int fd;
fd = os_rcv_fd(xterm->fd, &xterm->pid);
- if(fd == -EAGAIN)
- return(IRQ_NONE);
+ if (fd == -EAGAIN)
+ return IRQ_NONE;
xterm->new_fd = fd;
complete(&xterm->ready);
- return(IRQ_HANDLED);
+
+ return IRQ_HANDLED;
}
int xterm_fd(int socket, int *pid_out)
@@ -41,22 +38,21 @@ int xterm_fd(int socket, int *pid_out)
int err, ret;
data = kmalloc(sizeof(*data), GFP_KERNEL);
- if(data == NULL){
+ if (data == NULL) {
printk(KERN_ERR "xterm_fd : failed to allocate xterm_wait\n");
- return(-ENOMEM);
+ return -ENOMEM;
}
/* This is a locked semaphore... */
- *data = ((struct xterm_wait)
- { .fd = socket,
- .pid = -1,
- .new_fd = -1 });
+ *data = ((struct xterm_wait) { .fd = socket,
+ .pid = -1,
+ .new_fd = -1 });
init_completion(&data->ready);
- err = um_request_irq(XTERM_IRQ, socket, IRQ_READ, xterm_interrupt,
+ err = um_request_irq(XTERM_IRQ, socket, IRQ_READ, xterm_interrupt,
IRQF_DISABLED | IRQF_SHARED | IRQF_SAMPLE_RANDOM,
"xterm", data);
- if (err){
+ if (err) {
printk(KERN_ERR "xterm_fd : failed to get IRQ for xterm, "
"err = %d\n", err);
ret = err;
@@ -76,16 +72,5 @@ int xterm_fd(int socket, int *pid_out)
out:
kfree(data);
- return(ret);
+ return ret;
}
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */