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Subject[PATCH 14/69] TTY: isdn, use xmit_buf from tty_port
Date
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Karsten Keil <isdn@linux-pingi.de>
---
drivers/isdn/i4l/isdn_tty.c | 16 +++++++++-------
include/linux/isdn.h | 1 -
2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 8698856..dfb83e6 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -333,7 +333,7 @@ isdn_tty_countDLE(unsigned char *buf, int len)
static int
isdn_tty_handleDLEdown(modem_info *info, atemu *m, int len)
{
- unsigned char *p = &info->xmit_buf[info->xmit_count];
+ unsigned char *p = &info->port.xmit_buf[info->xmit_count];
int count = 0;

while (len > 0) {
@@ -477,7 +477,7 @@ isdn_tty_senddown(modem_info *info)
return;
}
skb_reserve(skb, skb_res);
- memcpy(skb_put(skb, buflen), info->xmit_buf, buflen);
+ memcpy(skb_put(skb, buflen), info->port.xmit_buf, buflen);
info->xmit_count = 0;
#ifdef CONFIG_ISDN_AUDIO
if (info->vonline & 2) {
@@ -1152,7 +1152,7 @@ isdn_tty_write(struct tty_struct *tty, const u_char *buf, int count)
isdn_tty_check_esc(buf, m->mdmreg[REG_ESC], c,
&(m->pluscount),
&(m->lastplus));
- memcpy(&(info->xmit_buf[info->xmit_count]), buf, c);
+ memcpy(&info->port.xmit_buf[info->xmit_count], buf, c);
#ifdef CONFIG_ISDN_AUDIO
if (info->vonline) {
int cc = isdn_tty_handleDLEdown(info, m, c);
@@ -1906,13 +1906,15 @@ isdn_tty_modem_init(void)
#ifdef CONFIG_ISDN_AUDIO
skb_queue_head_init(&info->dtmf_queue);
#endif
- if (!(info->xmit_buf = kmalloc(ISDN_SERIAL_XMIT_MAX + 5, GFP_KERNEL))) {
+ info->port.xmit_buf = kmalloc(ISDN_SERIAL_XMIT_MAX + 5,
+ GFP_KERNEL);
+ if (!info->port.xmit_buf) {
printk(KERN_ERR "Could not allocate modem xmit-buffer\n");
retval = -ENOMEM;
goto err_unregister;
}
/* Make room for T.70 header */
- info->xmit_buf += 4;
+ info->port.xmit_buf += 4;
}
return 0;
err_unregister:
@@ -1921,7 +1923,7 @@ err_unregister:
#ifdef CONFIG_ISDN_TTY_FAX
kfree(info->fax);
#endif
- kfree(info->xmit_buf - 4);
+ kfree(info->port.xmit_buf - 4);
}
tty_unregister_driver(m->tty_modem);
err:
@@ -1942,7 +1944,7 @@ isdn_tty_exit(void)
#ifdef CONFIG_ISDN_TTY_FAX
kfree(info->fax);
#endif
- kfree(info->xmit_buf - 4);
+ kfree(info->port.xmit_buf - 4);
}
tty_unregister_driver(dev->mdm.tty_modem);
put_tty_driver(dev->mdm.tty_modem);
diff --git a/include/linux/isdn.h b/include/linux/isdn.h
index 95883ac..215c416 100644
--- a/include/linux/isdn.h
+++ b/include/linux/isdn.h
@@ -461,7 +461,6 @@ typedef struct modem_info {
int send_outstanding;/* # of outstanding send-requests */
int xmit_size; /* max. # of chars in xmit_buf */
int xmit_count; /* # of chars in xmit_buf */
- unsigned char *xmit_buf; /* transmit buffer */
struct sk_buff_head xmit_queue; /* transmit queue */
atomic_t xmit_lock; /* Semaphore for isdn_tty_write */
#ifdef CONFIG_ISDN_AUDIO
--
1.7.9.2



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