diff options
Diffstat (limited to 'drivers/block')
-rw-r--r-- | drivers/block/sunvdc.c | 97 |
1 files changed, 10 insertions, 87 deletions
diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c index 0f5e3caf85d7..2288b55d916f 100644 --- a/drivers/block/sunvdc.c +++ b/drivers/block/sunvdc.c | |||
@@ -45,8 +45,6 @@ struct vdc_req_entry { | |||
45 | struct vdc_port { | 45 | struct vdc_port { |
46 | struct vio_driver_state vio; | 46 | struct vio_driver_state vio; |
47 | 47 | ||
48 | struct vdc *vp; | ||
49 | |||
50 | struct gendisk *disk; | 48 | struct gendisk *disk; |
51 | 49 | ||
52 | struct vdc_completion *cmp; | 50 | struct vdc_completion *cmp; |
@@ -72,8 +70,6 @@ struct vdc_port { | |||
72 | 70 | ||
73 | struct vio_disk_geom geom; | 71 | struct vio_disk_geom geom; |
74 | struct vio_disk_vtoc label; | 72 | struct vio_disk_vtoc label; |
75 | |||
76 | struct list_head list; | ||
77 | }; | 73 | }; |
78 | 74 | ||
79 | static inline struct vdc_port *to_vdc_port(struct vio_driver_state *vio) | 75 | static inline struct vdc_port *to_vdc_port(struct vio_driver_state *vio) |
@@ -81,15 +77,6 @@ static inline struct vdc_port *to_vdc_port(struct vio_driver_state *vio) | |||
81 | return container_of(vio, struct vdc_port, vio); | 77 | return container_of(vio, struct vdc_port, vio); |
82 | } | 78 | } |
83 | 79 | ||
84 | struct vdc { | ||
85 | /* Protects prot_list. */ | ||
86 | spinlock_t lock; | ||
87 | |||
88 | struct vio_dev *dev; | ||
89 | |||
90 | struct list_head port_list; | ||
91 | }; | ||
92 | |||
93 | /* Ordered from largest major to lowest */ | 80 | /* Ordered from largest major to lowest */ |
94 | static struct vio_version vdc_versions[] = { | 81 | static struct vio_version vdc_versions[] = { |
95 | { .major = 1, .minor = 0 }, | 82 | { .major = 1, .minor = 0 }, |
@@ -747,21 +734,23 @@ static struct vio_driver_ops vdc_vio_ops = { | |||
747 | .handshake_complete = vdc_handshake_complete, | 734 | .handshake_complete = vdc_handshake_complete, |
748 | }; | 735 | }; |
749 | 736 | ||
737 | static void print_version(void) | ||
738 | { | ||
739 | static int version_printed; | ||
740 | |||
741 | if (version_printed++ == 0) | ||
742 | printk(KERN_INFO "%s", version); | ||
743 | } | ||
744 | |||
750 | static int __devinit vdc_port_probe(struct vio_dev *vdev, | 745 | static int __devinit vdc_port_probe(struct vio_dev *vdev, |
751 | const struct vio_device_id *id) | 746 | const struct vio_device_id *id) |
752 | { | 747 | { |
753 | struct mdesc_handle *hp; | 748 | struct mdesc_handle *hp; |
754 | struct vdc_port *port; | 749 | struct vdc_port *port; |
755 | unsigned long flags; | ||
756 | struct vdc *vp; | ||
757 | const u64 *port_id; | 750 | const u64 *port_id; |
758 | int err; | 751 | int err; |
759 | 752 | ||
760 | vp = dev_get_drvdata(vdev->dev.parent); | 753 | print_version(); |
761 | if (!vp) { | ||
762 | printk(KERN_ERR PFX "Cannot find port parent vdc.\n"); | ||
763 | return -ENODEV; | ||
764 | } | ||
765 | 754 | ||
766 | hp = mdesc_grab(); | 755 | hp = mdesc_grab(); |
767 | 756 | ||
@@ -783,7 +772,6 @@ static int __devinit vdc_port_probe(struct vio_dev *vdev, | |||
783 | goto err_out_release_mdesc; | 772 | goto err_out_release_mdesc; |
784 | } | 773 | } |
785 | 774 | ||
786 | port->vp = vp; | ||
787 | port->dev_no = *port_id; | 775 | port->dev_no = *port_id; |
788 | 776 | ||
789 | if (port->dev_no >= 26) | 777 | if (port->dev_no >= 26) |
@@ -818,12 +806,6 @@ static int __devinit vdc_port_probe(struct vio_dev *vdev, | |||
818 | if (err) | 806 | if (err) |
819 | goto err_out_free_tx_ring; | 807 | goto err_out_free_tx_ring; |
820 | 808 | ||
821 | INIT_LIST_HEAD(&port->list); | ||
822 | |||
823 | spin_lock_irqsave(&vp->lock, flags); | ||
824 | list_add(&port->list, &vp->port_list); | ||
825 | spin_unlock_irqrestore(&vp->lock, flags); | ||
826 | |||
827 | dev_set_drvdata(&vdev->dev, port); | 809 | dev_set_drvdata(&vdev->dev, port); |
828 | 810 | ||
829 | mdesc_release(hp); | 811 | mdesc_release(hp); |
@@ -879,58 +861,6 @@ static struct vio_driver vdc_port_driver = { | |||
879 | } | 861 | } |
880 | }; | 862 | }; |
881 | 863 | ||
882 | static int __devinit vdc_probe(struct vio_dev *vdev, | ||
883 | const struct vio_device_id *id) | ||
884 | { | ||
885 | static int vdc_version_printed; | ||
886 | struct vdc *vp; | ||
887 | |||
888 | if (vdc_version_printed++ == 0) | ||
889 | printk(KERN_INFO "%s", version); | ||
890 | |||
891 | vp = kzalloc(sizeof(struct vdc), GFP_KERNEL); | ||
892 | if (!vp) | ||
893 | return -ENOMEM; | ||
894 | |||
895 | spin_lock_init(&vp->lock); | ||
896 | vp->dev = vdev; | ||
897 | INIT_LIST_HEAD(&vp->port_list); | ||
898 | |||
899 | dev_set_drvdata(&vdev->dev, vp); | ||
900 | |||
901 | return 0; | ||
902 | } | ||
903 | |||
904 | static int vdc_remove(struct vio_dev *vdev) | ||
905 | { | ||
906 | |||
907 | struct vdc *vp = dev_get_drvdata(&vdev->dev); | ||
908 | |||
909 | if (vp) { | ||
910 | kfree(vp); | ||
911 | dev_set_drvdata(&vdev->dev, NULL); | ||
912 | } | ||
913 | return 0; | ||
914 | } | ||
915 | |||
916 | static struct vio_device_id vdc_match[] = { | ||
917 | { | ||
918 | .type = "block", | ||
919 | }, | ||
920 | {}, | ||
921 | }; | ||
922 | MODULE_DEVICE_TABLE(vio, vdc_match); | ||
923 | |||
924 | static struct vio_driver vdc_driver = { | ||
925 | .id_table = vdc_match, | ||
926 | .probe = vdc_probe, | ||
927 | .remove = vdc_remove, | ||
928 | .driver = { | ||
929 | .name = "vdc", | ||
930 | .owner = THIS_MODULE, | ||
931 | } | ||
932 | }; | ||
933 | |||
934 | static int __init vdc_init(void) | 864 | static int __init vdc_init(void) |
935 | { | 865 | { |
936 | int err; | 866 | int err; |
@@ -940,19 +870,13 @@ static int __init vdc_init(void) | |||
940 | goto out_err; | 870 | goto out_err; |
941 | 871 | ||
942 | vdc_major = err; | 872 | vdc_major = err; |
943 | err = vio_register_driver(&vdc_driver); | ||
944 | if (err) | ||
945 | goto out_unregister_blkdev; | ||
946 | 873 | ||
947 | err = vio_register_driver(&vdc_port_driver); | 874 | err = vio_register_driver(&vdc_port_driver); |
948 | if (err) | 875 | if (err) |
949 | goto out_unregister_vdc; | 876 | goto out_unregister_blkdev; |
950 | 877 | ||
951 | return 0; | 878 | return 0; |
952 | 879 | ||
953 | out_unregister_vdc: | ||
954 | vio_unregister_driver(&vdc_driver); | ||
955 | |||
956 | out_unregister_blkdev: | 880 | out_unregister_blkdev: |
957 | unregister_blkdev(vdc_major, VDCBLK_NAME); | 881 | unregister_blkdev(vdc_major, VDCBLK_NAME); |
958 | vdc_major = 0; | 882 | vdc_major = 0; |
@@ -964,7 +888,6 @@ out_err: | |||
964 | static void __exit vdc_exit(void) | 888 | static void __exit vdc_exit(void) |
965 | { | 889 | { |
966 | vio_unregister_driver(&vdc_port_driver); | 890 | vio_unregister_driver(&vdc_port_driver); |
967 | vio_unregister_driver(&vdc_driver); | ||
968 | unregister_blkdev(vdc_major, VDCBLK_NAME); | 891 | unregister_blkdev(vdc_major, VDCBLK_NAME); |
969 | } | 892 | } |
970 | 893 | ||