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path: root/drivers/bluetooth/bt3c_cs.c
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Diffstat (limited to 'drivers/bluetooth/bt3c_cs.c')
-rw-r--r--drivers/bluetooth/bt3c_cs.c110
1 files changed, 31 insertions, 79 deletions
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index d2a0add19cc8..e522d19ad886 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -90,14 +90,8 @@ typedef struct bt3c_info_t {
90 90
91static void bt3c_config(dev_link_t *link); 91static void bt3c_config(dev_link_t *link);
92static void bt3c_release(dev_link_t *link); 92static void bt3c_release(dev_link_t *link);
93static int bt3c_event(event_t event, int priority, event_callback_args_t *args);
94 93
95static dev_info_t dev_info = "bt3c_cs"; 94static void bt3c_detach(struct pcmcia_device *p_dev);
96
97static dev_link_t *bt3c_attach(void);
98static void bt3c_detach(dev_link_t *);
99
100static dev_link_t *dev_list = NULL;
101 95
102 96
103/* Transmit states */ 97/* Transmit states */
@@ -663,17 +657,15 @@ static int bt3c_close(bt3c_info_t *info)
663 return 0; 657 return 0;
664} 658}
665 659
666static dev_link_t *bt3c_attach(void) 660static int bt3c_attach(struct pcmcia_device *p_dev)
667{ 661{
668 bt3c_info_t *info; 662 bt3c_info_t *info;
669 client_reg_t client_reg;
670 dev_link_t *link; 663 dev_link_t *link;
671 int ret;
672 664
673 /* Create new info device */ 665 /* Create new info device */
674 info = kzalloc(sizeof(*info), GFP_KERNEL); 666 info = kzalloc(sizeof(*info), GFP_KERNEL);
675 if (!info) 667 if (!info)
676 return NULL; 668 return -ENOMEM;
677 669
678 link = &info->link; 670 link = &info->link;
679 link->priv = info; 671 link->priv = info;
@@ -690,50 +682,24 @@ static dev_link_t *bt3c_attach(void)
690 link->conf.Vcc = 50; 682 link->conf.Vcc = 50;
691 link->conf.IntType = INT_MEMORY_AND_IO; 683 link->conf.IntType = INT_MEMORY_AND_IO;
692 684
693 /* Register with Card Services */ 685 link->handle = p_dev;
694 link->next = dev_list; 686 p_dev->instance = link;
695 dev_list = link;
696 client_reg.dev_info = &dev_info;
697 client_reg.Version = 0x0210;
698 client_reg.event_callback_args.client_data = link;
699
700 ret = pcmcia_register_client(&link->handle, &client_reg);
701 if (ret != CS_SUCCESS) {
702 cs_error(link->handle, RegisterClient, ret);
703 bt3c_detach(link);
704 return NULL;
705 }
706 687
707 return link; 688 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
689 bt3c_config(link);
690
691 return 0;
708} 692}
709 693
710 694
711static void bt3c_detach(dev_link_t *link) 695static void bt3c_detach(struct pcmcia_device *p_dev)
712{ 696{
697 dev_link_t *link = dev_to_instance(p_dev);
713 bt3c_info_t *info = link->priv; 698 bt3c_info_t *info = link->priv;
714 dev_link_t **linkp;
715 int ret;
716
717 /* Locate device structure */
718 for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
719 if (*linkp == link)
720 break;
721
722 if (*linkp == NULL)
723 return;
724 699
725 if (link->state & DEV_CONFIG) 700 if (link->state & DEV_CONFIG)
726 bt3c_release(link); 701 bt3c_release(link);
727 702
728 if (link->handle) {
729 ret = pcmcia_deregister_client(link->handle);
730 if (ret != CS_SUCCESS)
731 cs_error(link->handle, DeregisterClient, ret);
732 }
733
734 /* Unlink device structure, free bits */
735 *linkp = link->next;
736
737 kfree(info); 703 kfree(info);
738} 704}
739 705
@@ -891,43 +857,29 @@ static void bt3c_release(dev_link_t *link)
891 link->state &= ~DEV_CONFIG; 857 link->state &= ~DEV_CONFIG;
892} 858}
893 859
860static int bt3c_suspend(struct pcmcia_device *dev)
861{
862 dev_link_t *link = dev_to_instance(dev);
894 863
895static int bt3c_event(event_t event, int priority, event_callback_args_t *args) 864 link->state |= DEV_SUSPEND;
865 if (link->state & DEV_CONFIG)
866 pcmcia_release_configuration(link->handle);
867
868 return 0;
869}
870
871static int bt3c_resume(struct pcmcia_device *dev)
896{ 872{
897 dev_link_t *link = args->client_data; 873 dev_link_t *link = dev_to_instance(dev);
898 bt3c_info_t *info = link->priv;
899 874
900 switch (event) { 875 link->state &= ~DEV_SUSPEND;
901 case CS_EVENT_CARD_REMOVAL: 876 if (DEV_OK(link))
902 link->state &= ~DEV_PRESENT; 877 pcmcia_request_configuration(link->handle, &link->conf);
903 if (link->state & DEV_CONFIG) {
904 bt3c_close(info);
905 bt3c_release(link);
906 }
907 break;
908 case CS_EVENT_CARD_INSERTION:
909 link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
910 bt3c_config(link);
911 break;
912 case CS_EVENT_PM_SUSPEND:
913 link->state |= DEV_SUSPEND;
914 /* Fall through... */
915 case CS_EVENT_RESET_PHYSICAL:
916 if (link->state & DEV_CONFIG)
917 pcmcia_release_configuration(link->handle);
918 break;
919 case CS_EVENT_PM_RESUME:
920 link->state &= ~DEV_SUSPEND;
921 /* Fall through... */
922 case CS_EVENT_CARD_RESET:
923 if (DEV_OK(link))
924 pcmcia_request_configuration(link->handle, &link->conf);
925 break;
926 }
927 878
928 return 0; 879 return 0;
929} 880}
930 881
882
931static struct pcmcia_device_id bt3c_ids[] = { 883static struct pcmcia_device_id bt3c_ids[] = {
932 PCMCIA_DEVICE_PROD_ID13("3COM", "Bluetooth PC Card", 0xefce0a31, 0xd4ce9b02), 884 PCMCIA_DEVICE_PROD_ID13("3COM", "Bluetooth PC Card", 0xefce0a31, 0xd4ce9b02),
933 PCMCIA_DEVICE_NULL 885 PCMCIA_DEVICE_NULL
@@ -939,10 +891,11 @@ static struct pcmcia_driver bt3c_driver = {
939 .drv = { 891 .drv = {
940 .name = "bt3c_cs", 892 .name = "bt3c_cs",
941 }, 893 },
942 .attach = bt3c_attach, 894 .probe = bt3c_attach,
943 .event = bt3c_event, 895 .remove = bt3c_detach,
944 .detach = bt3c_detach,
945 .id_table = bt3c_ids, 896 .id_table = bt3c_ids,
897 .suspend = bt3c_suspend,
898 .resume = bt3c_resume,
946}; 899};
947 900
948static int __init init_bt3c_cs(void) 901static int __init init_bt3c_cs(void)
@@ -954,7 +907,6 @@ static int __init init_bt3c_cs(void)
954static void __exit exit_bt3c_cs(void) 907static void __exit exit_bt3c_cs(void)
955{ 908{
956 pcmcia_unregister_driver(&bt3c_driver); 909 pcmcia_unregister_driver(&bt3c_driver);
957 BUG_ON(dev_list != NULL);
958} 910}
959 911
960module_init(init_bt3c_cs); 912module_init(init_bt3c_cs);