ehci-ps3, ohci-ps3: fix compilation
[linux-2.6.git] / drivers / usb / host / ehci-ps3.c
1 /*
2  *  PS3 EHCI Host Controller driver
3  *
4  *  Copyright (C) 2006 Sony Computer Entertainment Inc.
5  *  Copyright 2006 Sony Corp.
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; version 2 of the License.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  */
20
21 #include <asm/ps3.h>
22
23 static int ps3_ehci_hc_reset(struct usb_hcd *hcd)
24 {
25         int result;
26         struct ehci_hcd *ehci = hcd_to_ehci(hcd);
27
28         ehci->big_endian_mmio = 1;
29
30         ehci->caps = hcd->regs;
31         ehci->regs = hcd->regs + HC_LENGTH(ehci_readl(ehci,
32                 &ehci->caps->hc_capbase));
33
34         dbg_hcs_params(ehci, "reset");
35         dbg_hcc_params(ehci, "reset");
36
37         ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
38
39         result = ehci_halt(ehci);
40
41         if (result)
42                 return result;
43
44         result = ehci_init(hcd);
45
46         if (result)
47                 return result;
48
49         ehci_port_power(ehci, 0);
50
51         return result;
52 }
53
54 static const struct hc_driver ps3_ehci_hc_driver = {
55         .description            = hcd_name,
56         .product_desc           = "PS3 EHCI Host Controller",
57         .hcd_priv_size          = sizeof(struct ehci_hcd),
58         .irq                    = ehci_irq,
59         .flags                  = HCD_MEMORY | HCD_USB2,
60         .reset                  = ps3_ehci_hc_reset,
61         .start                  = ehci_run,
62         .stop                   = ehci_stop,
63         .shutdown               = ehci_shutdown,
64         .urb_enqueue            = ehci_urb_enqueue,
65         .urb_dequeue            = ehci_urb_dequeue,
66         .endpoint_disable       = ehci_endpoint_disable,
67         .get_frame_number       = ehci_get_frame,
68         .hub_status_data        = ehci_hub_status_data,
69         .hub_control            = ehci_hub_control,
70 #if defined(CONFIG_PM)
71         .bus_suspend            = ehci_bus_suspend,
72         .bus_resume             = ehci_bus_resume,
73 #endif
74 };
75
76 static int ps3_ehci_sb_probe(struct ps3_system_bus_device *dev)
77 {
78         int result;
79         struct usb_hcd *hcd;
80         unsigned int virq;
81         static u64 dummy_mask = DMA_32BIT_MASK;
82
83         if (usb_disabled()) {
84                 result = -ENODEV;
85                 goto fail_start;
86         }
87
88         result = ps3_mmio_region_create(dev->m_region);
89
90         if (result) {
91                 dev_dbg(&dev->core, "%s:%d: ps3_map_mmio_region failed\n",
92                         __func__, __LINE__);
93                 result = -EPERM;
94                 goto fail_mmio;
95         }
96
97         dev_dbg(&dev->core, "%s:%d: mmio mapped_addr %lxh\n", __func__,
98                 __LINE__, dev->m_region->lpar_addr);
99
100         result = ps3_alloc_io_irq(PS3_BINDING_CPU_ANY, dev->interrupt_id, &virq);
101
102         if (result) {
103                 dev_dbg(&dev->core, "%s:%d: ps3_construct_io_irq(%d) failed.\n",
104                         __func__, __LINE__, virq);
105                 result = -EPERM;
106                 goto fail_irq;
107         }
108
109         dev->core.power.power_state = PMSG_ON;
110         dev->core.dma_mask = &dummy_mask; /* FIXME: for improper usb code */
111
112         hcd = usb_create_hcd(&ps3_ehci_hc_driver, &dev->core, dev->core.bus_id);
113
114         if (!hcd) {
115                 dev_dbg(&dev->core, "%s:%d: usb_create_hcd failed\n", __func__,
116                         __LINE__);
117                 result = -ENOMEM;
118                 goto fail_create_hcd;
119         }
120
121         hcd->rsrc_start = dev->m_region->lpar_addr;
122         hcd->rsrc_len = dev->m_region->len;
123         hcd->regs = ioremap(dev->m_region->lpar_addr, dev->m_region->len);
124
125         if (!hcd->regs) {
126                 dev_dbg(&dev->core, "%s:%d: ioremap failed\n", __func__,
127                         __LINE__);
128                 result = -EPERM;
129                 goto fail_ioremap;
130         }
131
132         dev_dbg(&dev->core, "%s:%d: hcd->rsrc_start %lxh\n", __func__, __LINE__,
133                 (unsigned long)hcd->rsrc_start);
134         dev_dbg(&dev->core, "%s:%d: hcd->rsrc_len   %lxh\n", __func__, __LINE__,
135                 (unsigned long)hcd->rsrc_len);
136         dev_dbg(&dev->core, "%s:%d: hcd->regs       %lxh\n", __func__, __LINE__,
137                 (unsigned long)hcd->regs);
138         dev_dbg(&dev->core, "%s:%d: virq            %lu\n", __func__, __LINE__,
139                 (unsigned long)virq);
140
141         ps3_system_bus_set_driver_data(dev, hcd);
142
143         result = usb_add_hcd(hcd, virq, IRQF_DISABLED);
144
145         if (result) {
146                 dev_dbg(&dev->core, "%s:%d: usb_add_hcd failed (%d)\n",
147                         __func__, __LINE__, result);
148                 goto fail_add_hcd;
149         }
150
151         return result;
152
153 fail_add_hcd:
154         iounmap(hcd->regs);
155 fail_ioremap:
156         usb_put_hcd(hcd);
157 fail_create_hcd:
158         ps3_free_io_irq(virq);
159 fail_irq:
160         ps3_free_mmio_region(dev->m_region);
161 fail_mmio:
162 fail_start:
163         return result;
164 }
165
166 static int ps3_ehci_sb_remove(struct ps3_system_bus_device *dev)
167 {
168         struct usb_hcd *hcd =
169                 (struct usb_hcd *)ps3_system_bus_get_driver_data(dev);
170
171         usb_put_hcd(hcd);
172         ps3_system_bus_set_driver_data(dev, NULL);
173
174         return 0;
175 }
176
177 MODULE_ALIAS("ps3-ehci");
178
179 static struct ps3_system_bus_driver ps3_ehci_sb_driver = {
180         .match_id = PS3_MATCH_ID_EHCI,
181         .core = {
182                 .name = "ps3-ehci-driver",
183         },
184         .probe = ps3_ehci_sb_probe,
185         .remove = ps3_ehci_sb_remove,
186 };