diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 12:55:03 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 12:55:03 +0000 |
| commit | 4c5f830c4c9d4f19c1eef356c0cd322b46d695c9 (patch) | |
| tree | a14ad6c652736bb28859a7aec392a01b236ae58d /drivers/usb/class/cdc-acm.c | |
| parent | cc511b8d84d88ab788cddbfe8d21485b1c387493 (diff) | |
| parent | 2e3d256de9d3db5a7ca19b61305627a516b54b45 (diff) | |
Merge branch 'for-russell' of git://hansjkoch.de/git/linux-tcc into HEAD
Conflicts:
arch/arm/plat-omap/include/plat/common.h
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 6960715c506..a8078d0638f 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -539,7 +539,6 @@ static void acm_port_down(struct acm *acm) { int i; - mutex_lock(&open_mutex); if (acm->dev) { usb_autopm_get_interface(acm->control); acm_set_control(acm, acm->ctrlout = 0); @@ -551,14 +550,15 @@ static void acm_port_down(struct acm *acm) acm->control->needs_remote_wakeup = 0; usb_autopm_put_interface(acm->control); } - mutex_unlock(&open_mutex); } static void acm_tty_hangup(struct tty_struct *tty) { struct acm *acm = tty->driver_data; tty_port_hangup(&acm->port); + mutex_lock(&open_mutex); acm_port_down(acm); + mutex_unlock(&open_mutex); } static void acm_tty_close(struct tty_struct *tty, struct file *filp) @@ -569,8 +569,9 @@ static void acm_tty_close(struct tty_struct *tty, struct file *filp) shutdown */ if (!acm) return; + + mutex_lock(&open_mutex); if (tty_port_close_start(&acm->port, tty, filp) == 0) { - mutex_lock(&open_mutex); if (!acm->dev) { tty_port_tty_set(&acm->port, NULL); acm_tty_unregister(acm); @@ -582,6 +583,7 @@ static void acm_tty_close(struct tty_struct *tty, struct file *filp) acm_port_down(acm); tty_port_close_end(&acm->port, tty); tty_port_tty_set(&acm->port, NULL); + mutex_unlock(&open_mutex); } static int acm_tty_write(struct tty_struct *tty, @@ -1456,6 +1458,16 @@ static const struct usb_device_id acm_ids[] = { }, { USB_DEVICE(0x22b8, 0x6425), /* Motorola MOTOMAGX phones */ }, + /* Motorola H24 HSPA module: */ + { USB_DEVICE(0x22b8, 0x2d91) }, /* modem */ + { USB_DEVICE(0x22b8, 0x2d92) }, /* modem + diagnostics */ + { USB_DEVICE(0x22b8, 0x2d93) }, /* modem + AT port */ + { USB_DEVICE(0x22b8, 0x2d95) }, /* modem + AT port + diagnostics */ + { USB_DEVICE(0x22b8, 0x2d96) }, /* modem + NMEA */ + { USB_DEVICE(0x22b8, 0x2d97) }, /* modem + diagnostics + NMEA */ + { USB_DEVICE(0x22b8, 0x2d99) }, /* modem + AT port + NMEA */ + { USB_DEVICE(0x22b8, 0x2d9a) }, /* modem + AT port + diagnostics + NMEA */ + { USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */ .driver_info = NO_UNION_NORMAL, /* union descriptor misplaced on data interface instead of |