| 1 | /*
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| 2 | * Copyright (c) 2011 Jan Vesely
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libusbhost
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | *
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| 34 | */
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| 35 |
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| 36 | #include <errno.h>
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| 37 | #include <str_error.h>
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| 38 | #include <usb/debug.h>
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| 39 |
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| 40 | #include <usb/host/hcd.h>
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| 41 |
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| 42 | /** Announce root hub to the DDF
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| 43 | *
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| 44 | * @param[in] instance OHCI driver instance
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| 45 | * @param[in] hub_fun DDF function representing OHCI root hub
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| 46 | * @return Error code
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| 47 | */
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| 48 | int hcd_register_hub(hcd_t *instance, usb_address_t *address, ddf_fun_t *hub_fun)
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| 49 | {
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| 50 | assert(instance);
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| 51 | assert(address);
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| 52 | assert(hub_fun);
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| 53 |
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| 54 | int ret = usb_device_manager_request_address(
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| 55 | &instance->dev_manager, address, false,
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| 56 | USB_SPEED_FULL);
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| 57 | if (ret != EOK) {
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| 58 | usb_log_error("Failed to get root hub address: %s\n",
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| 59 | str_error(ret));
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| 60 | return ret;
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| 61 | }
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| 62 |
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| 63 | #define CHECK_RET_UNREG_RETURN(ret, message...) \
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| 64 | if (ret != EOK) { \
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| 65 | usb_log_error(message); \
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| 66 | usb_endpoint_manager_remove_ep( \
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| 67 | &instance->ep_manager, *address, 0, \
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| 68 | USB_DIRECTION_BOTH, NULL, NULL); \
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| 69 | usb_device_manager_release_address( \
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| 70 | &instance->dev_manager, *address); \
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| 71 | return ret; \
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| 72 | } else (void)0
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| 73 |
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| 74 | ret = usb_endpoint_manager_add_ep(
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| 75 | &instance->ep_manager, *address, 0,
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| 76 | USB_DIRECTION_BOTH, USB_TRANSFER_CONTROL, USB_SPEED_FULL, 64,
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| 77 | 0, NULL, NULL);
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| 78 | CHECK_RET_UNREG_RETURN(ret,
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| 79 | "Failed to register root hub control endpoint: %s.\n",
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| 80 | str_error(ret));
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| 81 |
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| 82 | ret = ddf_fun_add_match_id(hub_fun, "usb&class=hub", 100);
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| 83 | CHECK_RET_UNREG_RETURN(ret,
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| 84 | "Failed to add root hub match-id: %s.\n", str_error(ret));
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| 85 |
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| 86 | ret = ddf_fun_bind(hub_fun);
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| 87 | CHECK_RET_UNREG_RETURN(ret,
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| 88 | "Failed to bind root hub function: %s.\n", str_error(ret));
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| 89 |
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| 90 | ret = usb_device_manager_bind_address(&instance->dev_manager,
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| 91 | *address, ddf_fun_get_handle(hub_fun));
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| 92 | if (ret != EOK)
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| 93 | usb_log_warning("Failed to bind root hub address: %s.\n",
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| 94 | str_error(ret));
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| 95 |
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| 96 | return EOK;
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| 97 | #undef CHECK_RET_UNREG_RETURN
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| 98 | }
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| 99 |
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| 100 | /**
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| 101 | * @}
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| 102 | */
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