diff options
author | Alan Cox <alan@redhat.com> | 2008-07-22 06:12:41 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-22 16:03:24 -0400 |
commit | eb6215ccd403153c6376f7eaa7b31eef19e488f5 (patch) | |
tree | 991ea076a854dd8c0702972e9e41596ce078b081 /drivers/usb/serial/ipaq.c | |
parent | 2e0ddd626d14f3b69d6c1bdd526721a65d52f93b (diff) |
ipaq: Coding style
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/usb/serial/ipaq.c')
-rw-r--r-- | drivers/usb/serial/ipaq.c | 97 |
1 files changed, 52 insertions, 45 deletions
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c index a7784642d6a1..832a5a4f3cb3 100644 --- a/drivers/usb/serial/ipaq.c +++ b/drivers/usb/serial/ipaq.c | |||
@@ -53,7 +53,7 @@ | |||
53 | #include <linux/tty_flip.h> | 53 | #include <linux/tty_flip.h> |
54 | #include <linux/module.h> | 54 | #include <linux/module.h> |
55 | #include <linux/spinlock.h> | 55 | #include <linux/spinlock.h> |
56 | #include <asm/uaccess.h> | 56 | #include <linux/uaccess.h> |
57 | #include <linux/usb.h> | 57 | #include <linux/usb.h> |
58 | #include <linux/usb/serial.h> | 58 | #include <linux/usb/serial.h> |
59 | #include "ipaq.h" | 59 | #include "ipaq.h" |
@@ -82,10 +82,10 @@ static int ipaq_startup(struct usb_serial *serial); | |||
82 | static void ipaq_shutdown(struct usb_serial *serial); | 82 | static void ipaq_shutdown(struct usb_serial *serial); |
83 | static int ipaq_write(struct tty_struct *tty, struct usb_serial_port *port, | 83 | static int ipaq_write(struct tty_struct *tty, struct usb_serial_port *port, |
84 | const unsigned char *buf, int count); | 84 | const unsigned char *buf, int count); |
85 | static int ipaq_write_bulk(struct usb_serial_port *port, const unsigned char *buf, | 85 | static int ipaq_write_bulk(struct usb_serial_port *port, |
86 | int count); | 86 | const unsigned char *buf, int count); |
87 | static void ipaq_write_gather(struct usb_serial_port *port); | 87 | static void ipaq_write_gather(struct usb_serial_port *port); |
88 | static void ipaq_read_bulk_callback (struct urb *urb); | 88 | static void ipaq_read_bulk_callback(struct urb *urb); |
89 | static void ipaq_write_bulk_callback(struct urb *urb); | 89 | static void ipaq_write_bulk_callback(struct urb *urb); |
90 | static int ipaq_write_room(struct tty_struct *tty); | 90 | static int ipaq_write_room(struct tty_struct *tty); |
91 | static int ipaq_chars_in_buffer(struct tty_struct *tty); | 91 | static int ipaq_chars_in_buffer(struct tty_struct *tty); |
@@ -552,7 +552,7 @@ static struct usb_device_id ipaq_id_table [] = { | |||
552 | { } /* Terminating entry */ | 552 | { } /* Terminating entry */ |
553 | }; | 553 | }; |
554 | 554 | ||
555 | MODULE_DEVICE_TABLE (usb, ipaq_id_table); | 555 | MODULE_DEVICE_TABLE(usb, ipaq_id_table); |
556 | 556 | ||
557 | static struct usb_driver ipaq_driver = { | 557 | static struct usb_driver ipaq_driver = { |
558 | .name = "ipaq", | 558 | .name = "ipaq", |
@@ -620,9 +620,9 @@ static int ipaq_open(struct tty_struct *tty, | |||
620 | 620 | ||
621 | for (i = 0; i < URBDATA_QUEUE_MAX / PACKET_SIZE; i++) { | 621 | for (i = 0; i < URBDATA_QUEUE_MAX / PACKET_SIZE; i++) { |
622 | pkt = kmalloc(sizeof(struct ipaq_packet), GFP_KERNEL); | 622 | pkt = kmalloc(sizeof(struct ipaq_packet), GFP_KERNEL); |
623 | if (pkt == NULL) { | 623 | if (pkt == NULL) |
624 | goto enomem; | 624 | goto enomem; |
625 | } | 625 | |
626 | pkt->data = kmalloc(PACKET_SIZE, GFP_KERNEL); | 626 | pkt->data = kmalloc(PACKET_SIZE, GFP_KERNEL); |
627 | if (pkt->data == NULL) { | 627 | if (pkt->data == NULL) { |
628 | kfree(pkt); | 628 | kfree(pkt); |
@@ -667,8 +667,9 @@ static int ipaq_open(struct tty_struct *tty, | |||
667 | port->read_urb->transfer_buffer = port->bulk_in_buffer; | 667 | port->read_urb->transfer_buffer = port->bulk_in_buffer; |
668 | port->write_urb->transfer_buffer = port->bulk_out_buffer; | 668 | port->write_urb->transfer_buffer = port->bulk_out_buffer; |
669 | port->read_urb->transfer_buffer_length = URBDATA_SIZE; | 669 | port->read_urb->transfer_buffer_length = URBDATA_SIZE; |
670 | port->bulk_out_size = port->write_urb->transfer_buffer_length = URBDATA_SIZE; | 670 | port->bulk_out_size = port->write_urb->transfer_buffer_length |
671 | 671 | = URBDATA_SIZE; | |
672 | |||
672 | msleep(1000*initial_wait); | 673 | msleep(1000*initial_wait); |
673 | 674 | ||
674 | /* | 675 | /* |
@@ -697,13 +698,15 @@ static int ipaq_open(struct tty_struct *tty, | |||
697 | 698 | ||
698 | /* Start reading from the device */ | 699 | /* Start reading from the device */ |
699 | usb_fill_bulk_urb(port->read_urb, serial->dev, | 700 | usb_fill_bulk_urb(port->read_urb, serial->dev, |
700 | usb_rcvbulkpipe(serial->dev, port->bulk_in_endpointAddress), | 701 | usb_rcvbulkpipe(serial->dev, port->bulk_in_endpointAddress), |
701 | port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length, | 702 | port->read_urb->transfer_buffer, |
702 | ipaq_read_bulk_callback, port); | 703 | port->read_urb->transfer_buffer_length, |
704 | ipaq_read_bulk_callback, port); | ||
703 | 705 | ||
704 | result = usb_submit_urb(port->read_urb, GFP_KERNEL); | 706 | result = usb_submit_urb(port->read_urb, GFP_KERNEL); |
705 | if (result) { | 707 | if (result) { |
706 | err("%s - failed submitting read urb, error %d", __func__, result); | 708 | err("%s - failed submitting read urb, error %d", |
709 | __func__, result); | ||
707 | goto error; | 710 | goto error; |
708 | } | 711 | } |
709 | 712 | ||
@@ -725,7 +728,7 @@ static void ipaq_close(struct tty_struct *tty, | |||
725 | struct ipaq_private *priv = usb_get_serial_port_data(port); | 728 | struct ipaq_private *priv = usb_get_serial_port_data(port); |
726 | 729 | ||
727 | dbg("%s - port %d", __func__, port->number); | 730 | dbg("%s - port %d", __func__, port->number); |
728 | 731 | ||
729 | /* | 732 | /* |
730 | * shut down bulk read and write | 733 | * shut down bulk read and write |
731 | */ | 734 | */ |
@@ -735,7 +738,8 @@ static void ipaq_close(struct tty_struct *tty, | |||
735 | kfree(priv); | 738 | kfree(priv); |
736 | usb_set_serial_port_data(port, NULL); | 739 | usb_set_serial_port_data(port, NULL); |
737 | 740 | ||
738 | /* Uncomment the following line if you want to see some statistics in your syslog */ | 741 | /* Uncomment the following line if you want to see some statistics |
742 | * in your syslog */ | ||
739 | /* info ("Bytes In = %d Bytes Out = %d", bytes_in, bytes_out); */ | 743 | /* info ("Bytes In = %d Bytes Out = %d", bytes_in, bytes_out); */ |
740 | } | 744 | } |
741 | 745 | ||
@@ -755,7 +759,8 @@ static void ipaq_read_bulk_callback(struct urb *urb) | |||
755 | return; | 759 | return; |
756 | } | 760 | } |
757 | 761 | ||
758 | usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data); | 762 | usb_serial_debug_data(debug, &port->dev, __func__, |
763 | urb->actual_length, data); | ||
759 | 764 | ||
760 | tty = port->port.tty; | 765 | tty = port->port.tty; |
761 | if (tty && urb->actual_length) { | 766 | if (tty && urb->actual_length) { |
@@ -766,13 +771,15 @@ static void ipaq_read_bulk_callback(struct urb *urb) | |||
766 | } | 771 | } |
767 | 772 | ||
768 | /* Continue trying to always read */ | 773 | /* Continue trying to always read */ |
769 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, | 774 | usb_fill_bulk_urb(port->read_urb, port->serial->dev, |
770 | usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress), | 775 | usb_rcvbulkpipe(port->serial->dev, port->bulk_in_endpointAddress), |
771 | port->read_urb->transfer_buffer, port->read_urb->transfer_buffer_length, | 776 | port->read_urb->transfer_buffer, |
772 | ipaq_read_bulk_callback, port); | 777 | port->read_urb->transfer_buffer_length, |
778 | ipaq_read_bulk_callback, port); | ||
773 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); | 779 | result = usb_submit_urb(port->read_urb, GFP_ATOMIC); |
774 | if (result) | 780 | if (result) |
775 | err("%s - failed resubmitting read urb, error %d", __func__, result); | 781 | err("%s - failed resubmitting read urb, error %d", |
782 | __func__, result); | ||
776 | return; | 783 | return; |
777 | } | 784 | } |
778 | 785 | ||
@@ -787,9 +794,8 @@ static int ipaq_write(struct tty_struct *tty, struct usb_serial_port *port, | |||
787 | 794 | ||
788 | while (count > 0) { | 795 | while (count > 0) { |
789 | transfer_size = min(count, PACKET_SIZE); | 796 | transfer_size = min(count, PACKET_SIZE); |
790 | if (ipaq_write_bulk(port, current_position, transfer_size)) { | 797 | if (ipaq_write_bulk(port, current_position, transfer_size)) |
791 | break; | 798 | break; |
792 | } | ||
793 | current_position += transfer_size; | 799 | current_position += transfer_size; |
794 | bytes_sent += transfer_size; | 800 | bytes_sent += transfer_size; |
795 | count -= transfer_size; | 801 | count -= transfer_size; |
@@ -797,10 +803,10 @@ static int ipaq_write(struct tty_struct *tty, struct usb_serial_port *port, | |||
797 | } | 803 | } |
798 | 804 | ||
799 | return bytes_sent; | 805 | return bytes_sent; |
800 | } | 806 | } |
801 | 807 | ||
802 | static int ipaq_write_bulk(struct usb_serial_port *port, const unsigned char *buf, | 808 | static int ipaq_write_bulk(struct usb_serial_port *port, |
803 | int count) | 809 | const unsigned char *buf, int count) |
804 | { | 810 | { |
805 | struct ipaq_private *priv = usb_get_serial_port_data(port); | 811 | struct ipaq_private *priv = usb_get_serial_port_data(port); |
806 | struct ipaq_packet *pkt = NULL; | 812 | struct ipaq_packet *pkt = NULL; |
@@ -837,9 +843,9 @@ static int ipaq_write_bulk(struct usb_serial_port *port, const unsigned char *bu | |||
837 | ipaq_write_gather(port); | 843 | ipaq_write_gather(port); |
838 | spin_unlock_irqrestore(&write_list_lock, flags); | 844 | spin_unlock_irqrestore(&write_list_lock, flags); |
839 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | 845 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
840 | if (result) { | 846 | if (result) |
841 | err("%s - failed submitting write urb, error %d", __func__, result); | 847 | err("%s - failed submitting write urb, error %d", |
842 | } | 848 | __func__, result); |
843 | } else { | 849 | } else { |
844 | spin_unlock_irqrestore(&write_list_lock, flags); | 850 | spin_unlock_irqrestore(&write_list_lock, flags); |
845 | } | 851 | } |
@@ -866,16 +872,15 @@ static void ipaq_write_gather(struct usb_serial_port *port) | |||
866 | list_move(&pkt->list, &priv->freelist); | 872 | list_move(&pkt->list, &priv->freelist); |
867 | priv->free_len += PACKET_SIZE; | 873 | priv->free_len += PACKET_SIZE; |
868 | } | 874 | } |
869 | if (room == 0) { | 875 | if (room == 0) |
870 | break; | 876 | break; |
871 | } | ||
872 | } | 877 | } |
873 | 878 | ||
874 | count = URBDATA_SIZE - room; | 879 | count = URBDATA_SIZE - room; |
875 | usb_fill_bulk_urb(port->write_urb, serial->dev, | 880 | usb_fill_bulk_urb(port->write_urb, serial->dev, |
876 | usb_sndbulkpipe(serial->dev, port->bulk_out_endpointAddress), | 881 | usb_sndbulkpipe(serial->dev, port->bulk_out_endpointAddress), |
877 | port->write_urb->transfer_buffer, count, ipaq_write_bulk_callback, | 882 | port->write_urb->transfer_buffer, count, |
878 | port); | 883 | ipaq_write_bulk_callback, port); |
879 | return; | 884 | return; |
880 | } | 885 | } |
881 | 886 | ||
@@ -900,9 +905,9 @@ static void ipaq_write_bulk_callback(struct urb *urb) | |||
900 | ipaq_write_gather(port); | 905 | ipaq_write_gather(port); |
901 | spin_unlock_irqrestore(&write_list_lock, flags); | 906 | spin_unlock_irqrestore(&write_list_lock, flags); |
902 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); | 907 | result = usb_submit_urb(port->write_urb, GFP_ATOMIC); |
903 | if (result) { | 908 | if (result) |
904 | err("%s - failed submitting write urb, error %d", __func__, result); | 909 | err("%s - failed submitting write urb, error %d", |
905 | } | 910 | __func__, result); |
906 | } else { | 911 | } else { |
907 | priv->active = 0; | 912 | priv->active = 0; |
908 | spin_unlock_irqrestore(&write_list_lock, flags); | 913 | spin_unlock_irqrestore(&write_list_lock, flags); |
@@ -953,7 +958,7 @@ static int ipaq_startup(struct usb_serial *serial) | |||
953 | serial->dev->actconfig->desc.bConfigurationValue); | 958 | serial->dev->actconfig->desc.bConfigurationValue); |
954 | return -ENODEV; | 959 | return -ENODEV; |
955 | } | 960 | } |
956 | return usb_reset_configuration (serial->dev); | 961 | return usb_reset_configuration(serial->dev); |
957 | } | 962 | } |
958 | 963 | ||
959 | static void ipaq_shutdown(struct usb_serial *serial) | 964 | static void ipaq_shutdown(struct usb_serial *serial) |
@@ -966,7 +971,7 @@ static int __init ipaq_init(void) | |||
966 | int retval; | 971 | int retval; |
967 | spin_lock_init(&write_list_lock); | 972 | spin_lock_init(&write_list_lock); |
968 | retval = usb_serial_register(&ipaq_device); | 973 | retval = usb_serial_register(&ipaq_device); |
969 | if (retval) | 974 | if (retval) |
970 | goto failed_usb_serial_register; | 975 | goto failed_usb_serial_register; |
971 | info(DRIVER_DESC " " DRIVER_VERSION); | 976 | info(DRIVER_DESC " " DRIVER_VERSION); |
972 | if (vendor) { | 977 | if (vendor) { |
@@ -976,7 +981,7 @@ static int __init ipaq_init(void) | |||
976 | retval = usb_register(&ipaq_driver); | 981 | retval = usb_register(&ipaq_driver); |
977 | if (retval) | 982 | if (retval) |
978 | goto failed_usb_register; | 983 | goto failed_usb_register; |
979 | 984 | ||
980 | return 0; | 985 | return 0; |
981 | failed_usb_register: | 986 | failed_usb_register: |
982 | usb_serial_deregister(&ipaq_device); | 987 | usb_serial_deregister(&ipaq_device); |
@@ -995,8 +1000,8 @@ static void __exit ipaq_exit(void) | |||
995 | module_init(ipaq_init); | 1000 | module_init(ipaq_init); |
996 | module_exit(ipaq_exit); | 1001 | module_exit(ipaq_exit); |
997 | 1002 | ||
998 | MODULE_AUTHOR( DRIVER_AUTHOR ); | 1003 | MODULE_AUTHOR(DRIVER_AUTHOR); |
999 | MODULE_DESCRIPTION( DRIVER_DESC ); | 1004 | MODULE_DESCRIPTION(DRIVER_DESC); |
1000 | MODULE_LICENSE("GPL"); | 1005 | MODULE_LICENSE("GPL"); |
1001 | 1006 | ||
1002 | module_param(debug, bool, S_IRUGO | S_IWUSR); | 1007 | module_param(debug, bool, S_IRUGO | S_IWUSR); |
@@ -1009,7 +1014,9 @@ module_param(product, ushort, 0); | |||
1009 | MODULE_PARM_DESC(product, "User specified USB idProduct"); | 1014 | MODULE_PARM_DESC(product, "User specified USB idProduct"); |
1010 | 1015 | ||
1011 | module_param(connect_retries, int, S_IRUGO|S_IWUSR); | 1016 | module_param(connect_retries, int, S_IRUGO|S_IWUSR); |
1012 | MODULE_PARM_DESC(connect_retries, "Maximum number of connect retries (one second each)"); | 1017 | MODULE_PARM_DESC(connect_retries, |
1018 | "Maximum number of connect retries (one second each)"); | ||
1013 | 1019 | ||
1014 | module_param(initial_wait, int, S_IRUGO|S_IWUSR); | 1020 | module_param(initial_wait, int, S_IRUGO|S_IWUSR); |
1015 | MODULE_PARM_DESC(initial_wait, "Time to wait before attempting a connection (in seconds)"); | 1021 | MODULE_PARM_DESC(initial_wait, |
1022 | "Time to wait before attempting a connection (in seconds)"); | ||