Changeset dc4c19e in mainline for uspace/drv/ohci/iface.c


Ignore:
Timestamp:
2011-04-10T12:18:09Z (13 years ago)
Author:
Lubos Slovak <lubos.slovak@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
60c0573
Parents:
a49e171 (diff), 82e8861 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Development changes

File:
1 edited

Legend:

Unmodified
Added
Removed

  • uspace/drv/ohci/iface.c

    ra49e171 rdc4c19e  
    11/*
    2  * Copyright (c) 2011 Vojtech Horky
     2 * Copyright (c) 2011 Vojtech Horky, Jan Vesely
    33 * All rights reserved.
    44 *
    … …  
    3030 */
    3131/** @file
    32  * USB-HC interface implementation.
     32 * @brief OHCI driver hc interface implementation
    3333 */
    3434#include <ddf/driver.h>
    … …  
    3636
    3737#include <usb/debug.h>
     38#include <usb/host/endpoint.h>
    3839
    3940#include "iface.h"
    4041#include "hc.h"
    4142
    42 #define UNSUPPORTED(methodname) \
    43         usb_log_warning("Unsupported interface method `%s()' in %s:%d.\n", \
    44             methodname, __FILE__, __LINE__)
    45 
    46 /** Reserve default address.
    47  *
    48  * This function may block the caller.
    49  *
    50  * @param[in] fun Device function the action was invoked on.
    51  * @param[in] speed Speed of the device for which the default address is
    52  *      reserved.
    53  * @return Error code.
    54  */
    55 static int reserve_default_address(ddf_fun_t *fun, usb_speed_t speed)
    56 {
     43static inline int setup_batch(
     44    ddf_fun_t *fun, usb_target_t target, usb_direction_t direction,
     45    void *data, size_t size, void * setup_data, size_t setup_size,
     46    usbhc_iface_transfer_in_callback_t in,
     47    usbhc_iface_transfer_out_callback_t out, void *arg, const char* name,
     48    hc_t **hc, usb_transfer_batch_t **batch)
     49{
     50        assert(hc);
     51        assert(batch);
    5752        assert(fun);
    58         hc_t *hc = fun_to_hc(fun);
    59         assert(hc);
    60         usb_log_debug("Default address request with speed %d.\n", speed);
    61         usb_device_keeper_reserve_default_address(&hc->manager, speed);
     53        *hc = fun_to_hc(fun);
     54        assert(*hc);
     55
     56        size_t res_bw;
     57        endpoint_t *ep = usb_endpoint_manager_get_ep(&(*hc)->ep_manager,
     58            target.address, target.endpoint, direction, &res_bw);
     59        if (ep == NULL) {
     60                usb_log_error("Endpoint(%d:%d) not registered for %s.\n",
     61                    target.address, target.endpoint, name);
     62                return ENOENT;
     63        }
     64
     65        usb_log_debug("%s %d:%d %zu(%zu).\n",
     66            name, target.address, target.endpoint, size, ep->max_packet_size);
     67
     68        const size_t bw = bandwidth_count_usb11(
     69            ep->speed, ep->transfer_type, size, ep->max_packet_size);
     70        if (res_bw < bw) {
     71                usb_log_error("Endpoint(%d:%d) %s needs %zu bw "
     72                    "but only %zu is reserved.\n",
     73                    target.address, target.endpoint, name, bw, res_bw);
     74                return ENOSPC;
     75        }
     76
     77        *batch = batch_get(
     78            fun, ep, data, size, setup_data, setup_size, in, out, arg);
     79        if (!*batch)
     80                return ENOMEM;
    6281        return EOK;
    6382}
    6483/*----------------------------------------------------------------------------*/
    65 /** Release default address.
    66  *
    67  * @param[in] fun Device function the action was invoked on.
    68  * @return Error code.
    69  */
    70 static int release_default_address(ddf_fun_t *fun)
    71 {
    72         assert(fun);
    73         hc_t *hc = fun_to_hc(fun);
    74         assert(hc);
    75         usb_log_debug("Default address release.\n");
    76         usb_device_keeper_release_default_address(&hc->manager);
    77         return EOK;
    78 }
    79 /*----------------------------------------------------------------------------*/
    80 /** Found free USB address.
    81  *
    82  * @param[in] fun Device function the action was invoked on.
    83  * @param[in] speed Speed of the device that will get this address.
    84  * @param[out] address Non-null pointer where to store the free address.
     84/** Request address interface function
     85 *
     86 * @param[in] fun DDF function that was called.
     87 * @param[in] speed Speed to associate with the new default address.
     88 * @param[out] address Place to write a new address.
    8589 * @return Error code.
    8690 */
    … …  
    101105}
    102106/*----------------------------------------------------------------------------*/
    103 /** Bind USB address with device devman handle.
    104  *
    105  * @param[in] fun Device function the action was invoked on.
    106  * @param[in] address USB address of the device.
    107  * @param[in] handle Devman handle of the device.
     107/** Bind address interface function
     108 *
     109 * @param[in] fun DDF function that was called.
     110 * @param[in] address Address of the device
     111 * @param[in] handle Devman handle of the device driver.
    108112 * @return Error code.
    109113 */
    110114static int bind_address(
    111     ddf_fun_t *fun, usb_address_t address, devman_handle_t handle)
     115  ddf_fun_t *fun, usb_address_t address, devman_handle_t handle)
    112116{
    113117        assert(fun);
    … …  
    119123}
    120124/*----------------------------------------------------------------------------*/
    121 /** Release previously requested address.
    122  *
    123  * @param[in] fun Device function the action was invoked on.
     125/** Release address interface function
     126 *
     127 * @param[in] fun DDF function that was called.
    124128 * @param[in] address USB address to be released.
    125129 * @return Error code.
    … …  
    139143 * @param[in] fun Device function the action was invoked on.
    140144 * @param[in] address USB address of the device.
     145 * @param[in] ep_speed Endpoint speed (invalid means to use device one).
    141146 * @param[in] endpoint Endpoint number.
    142147 * @param[in] transfer_type USB transfer type.
    … …  
    146151 * @return Error code.
    147152 */
    148 static int register_endpoint(
    149     ddf_fun_t *fun, usb_address_t address, usb_endpoint_t endpoint,
     153static int register_endpoint(ddf_fun_t *fun,
     154    usb_address_t address, usb_speed_t ep_speed, usb_endpoint_t endpoint,
    150155    usb_transfer_type_t transfer_type, usb_direction_t direction,
    151156    size_t max_packet_size, unsigned int interval)
    152157{
    153         assert(fun);
    154158        hc_t *hc = fun_to_hc(fun);
    155159        assert(hc);
    156         if (address == hc->rh.address)
    157                 return EOK;
    158         const usb_speed_t speed =
    159                 usb_device_keeper_get_speed(&hc->manager, address);
     160
     161        usb_speed_t speed = usb_device_keeper_get_speed(&hc->manager, address);
     162        if (speed >= USB_SPEED_MAX) {
     163                speed = ep_speed;
     164        }
    160165        const size_t size = max_packet_size;
     166        int ret;
     167
    161168        usb_log_debug("Register endpoint %d:%d %s %s(%d) %zu(%zu) %u.\n",
    162169            address, endpoint, usb_str_transfer_type(transfer_type),
    163170            usb_str_speed(speed), direction, size, max_packet_size, interval);
    164         // TODO use real endpoint here!
    165         return usb_endpoint_manager_register_ep(&hc->ep_manager,NULL, 0);
    166 }
    167 /*----------------------------------------------------------------------------*/
    168 /** Unregister endpoint (free some bandwidth reservation).
    169  *
    170  * @param[in] fun Device function the action was invoked on.
    171  * @param[in] address USB address of the device.
    172  * @param[in] endpoint Endpoint number.
    173  * @param[in] direction Endpoint data direction.
    174  * @return Error code.
    175  */
     171
     172        endpoint_t *ep = malloc(sizeof(endpoint_t));
     173        if (ep == NULL)
     174                return ENOMEM;
     175        ret = endpoint_init(ep, address, endpoint, direction,
     176            transfer_type, speed, max_packet_size);
     177        if (ret != EOK) {
     178                free(ep);
     179                return ret;
     180        }
     181
     182        ret = usb_endpoint_manager_register_ep(&hc->ep_manager, ep, size);
     183        if (ret != EOK) {
     184                endpoint_destroy(ep);
     185        }
     186        return ret;
     187}
     188/*----------------------------------------------------------------------------*/
    176189static int unregister_endpoint(
    177190    ddf_fun_t *fun, usb_address_t address,
    178191    usb_endpoint_t endpoint, usb_direction_t direction)
    179192{
    180         assert(fun);
    181193        hc_t *hc = fun_to_hc(fun);
    182194        assert(hc);
    … …  
    196208 * @param[in] fun Device function the action was invoked on.
    197209 * @param[in] target Target pipe (address and endpoint number) specification.
    198  * @param[in] max_packet_size Max packet size for the transfer.
    199210 * @param[in] data Data to be sent (in USB endianess, allocated and deallocated
    200211 *      by the caller).
    … …  
    205216 */
    206217static int interrupt_out(
    207     ddf_fun_t *fun, usb_target_t target, size_t max_packet_size, void *data,
     218    ddf_fun_t *fun, usb_target_t target, void *data,
    208219    size_t size, usbhc_iface_transfer_out_callback_t callback, void *arg)
    209220{
    210         assert(fun);
    211         hc_t *hc = fun_to_hc(fun);
    212         assert(hc);
    213         usb_speed_t speed =
    214             usb_device_keeper_get_speed(&hc->manager, target.address);
    215 
    216         usb_log_debug("Interrupt OUT %d:%d %zu(%zu).\n",
    217             target.address, target.endpoint, size, max_packet_size);
    218 
    219         usb_transfer_batch_t *batch =
    220             batch_get(fun, target, USB_TRANSFER_INTERRUPT, max_packet_size,
    221                 speed, data, size, NULL, 0, NULL, callback, arg, &hc->manager);
    222         if (!batch)
    223                 return ENOMEM;
     221        usb_transfer_batch_t *batch = NULL;
     222        hc_t *hc = NULL;
     223        int ret = setup_batch(fun, target, USB_DIRECTION_OUT, data, size,
     224            NULL, 0, NULL, callback, arg, "Interrupt OUT", &hc, &batch);
     225        if (ret != EOK)
     226                return ret;
    224227        batch_interrupt_out(batch);
    225         const int ret = hc_schedule(hc, batch);
     228        ret = hc_schedule(hc, batch);
    226229        if (ret != EOK) {
    227230                batch_dispose(batch);
    … …  
    239242 * @param[in] fun Device function the action was invoked on.
    240243 * @param[in] target Target pipe (address and endpoint number) specification.
    241  * @param[in] max_packet_size Max packet size for the transfer.
    242244 * @param[in] data Buffer where to store the data (in USB endianess,
    243245 *      allocated and deallocated by the caller).
    … …  
    248250 */
    249251static int interrupt_in(
    250     ddf_fun_t *fun, usb_target_t target, size_t max_packet_size, void *data,
     252    ddf_fun_t *fun, usb_target_t target, void *data,
    251253    size_t size, usbhc_iface_transfer_in_callback_t callback, void *arg)
    252254{
    253         assert(fun);
    254         hc_t *hc = fun_to_hc(fun);
    255         assert(hc);
    256         usb_speed_t speed =
    257             usb_device_keeper_get_speed(&hc->manager, target.address);
    258         usb_log_debug("Interrupt IN %d:%d %zu(%zu).\n",
    259             target.address, target.endpoint, size, max_packet_size);
    260 
    261         usb_transfer_batch_t *batch =
    262             batch_get(fun, target, USB_TRANSFER_INTERRUPT, max_packet_size,
    263                 speed, data, size, NULL, 0, callback, NULL, arg, &hc->manager);
    264         if (!batch)
    265                 return ENOMEM;
     255        usb_transfer_batch_t *batch = NULL;
     256        hc_t *hc = NULL;
     257        int ret = setup_batch(fun, target, USB_DIRECTION_IN, data, size,
     258            NULL, 0, callback, NULL, arg, "Interrupt IN", &hc, &batch);
     259        if (ret != EOK)
     260                return ret;
    266261        batch_interrupt_in(batch);
    267         const int ret = hc_schedule(hc, batch);
     262        ret = hc_schedule(hc, batch);
    268263        if (ret != EOK) {
    269264                batch_dispose(batch);
    … …  
    281276 * @param[in] fun Device function the action was invoked on.
    282277 * @param[in] target Target pipe (address and endpoint number) specification.
    283  * @param[in] max_packet_size Max packet size for the transfer.
    284278 * @param[in] data Data to be sent (in USB endianess, allocated and deallocated
    285279 *      by the caller).
    … …  
    290284 */
    291285static int bulk_out(
    292     ddf_fun_t *fun, usb_target_t target, size_t max_packet_size, void *data,
     286    ddf_fun_t *fun, usb_target_t target, void *data,
    293287    size_t size, usbhc_iface_transfer_out_callback_t callback, void *arg)
    294288{
    295         assert(fun);
    296         hc_t *hc = fun_to_hc(fun);
    297         assert(hc);
    298         usb_speed_t speed =
    299             usb_device_keeper_get_speed(&hc->manager, target.address);
    300 
    301         usb_log_debug("Bulk OUT %d:%d %zu(%zu).\n",
    302             target.address, target.endpoint, size, max_packet_size);
    303 
    304         usb_transfer_batch_t *batch =
    305             batch_get(fun, target, USB_TRANSFER_BULK, max_packet_size, speed,
    306                 data, size, NULL, 0, NULL, callback, arg, &hc->manager);
    307         if (!batch)
    308                 return ENOMEM;
     289        usb_transfer_batch_t *batch = NULL;
     290        hc_t *hc = NULL;
     291        int ret = setup_batch(fun, target, USB_DIRECTION_OUT, data, size,
     292            NULL, 0, NULL, callback, arg, "Bulk OUT", &hc, &batch);
     293        if (ret != EOK)
     294                return ret;
    309295        batch_bulk_out(batch);
    310         const int ret = hc_schedule(hc, batch);
     296        ret = hc_schedule(hc, batch);
    311297        if (ret != EOK) {
    312298                batch_dispose(batch);
    … …  
    324310 * @param[in] fun Device function the action was invoked on.
    325311 * @param[in] target Target pipe (address and endpoint number) specification.
    326  * @param[in] max_packet_size Max packet size for the transfer.
    327312 * @param[in] data Buffer where to store the data (in USB endianess,
    328313 *      allocated and deallocated by the caller).
    … …  
    333318 */
    334319static int bulk_in(
    335     ddf_fun_t *fun, usb_target_t target, size_t max_packet_size, void *data,
     320    ddf_fun_t *fun, usb_target_t target, void *data,
    336321    size_t size, usbhc_iface_transfer_in_callback_t callback, void *arg)
    337322{
    338         assert(fun);
    339         hc_t *hc = fun_to_hc(fun);
    340         assert(hc);
    341         usb_speed_t speed =
    342             usb_device_keeper_get_speed(&hc->manager, target.address);
    343         usb_log_debug("Bulk IN %d:%d %zu(%zu).\n",
    344             target.address, target.endpoint, size, max_packet_size);
    345 
    346         usb_transfer_batch_t *batch =
    347             batch_get(fun, target, USB_TRANSFER_BULK, max_packet_size, speed,
    348                 data, size, NULL, 0, callback, NULL, arg, &hc->manager);
    349         if (!batch)
    350                 return ENOMEM;
     323        usb_transfer_batch_t *batch = NULL;
     324        hc_t *hc = NULL;
     325        int ret = setup_batch(fun, target, USB_DIRECTION_IN, data, size,
     326            NULL, 0, callback, NULL, arg, "Bulk IN", &hc, &batch);
     327        if (ret != EOK)
     328                return ret;
    351329        batch_bulk_in(batch);
    352         const int ret = hc_schedule(hc, batch);
     330        ret = hc_schedule(hc, batch);
    353331        if (ret != EOK) {
    354332                batch_dispose(batch);
    … …  
    366344 * @param[in] fun Device function the action was invoked on.
    367345 * @param[in] target Target pipe (address and endpoint number) specification.
    368  * @param[in] max_packet_size Max packet size for the transfer.
    369346 * @param[in] setup_packet Setup packet buffer (in USB endianess, allocated
    370347 *      and deallocated by the caller).
    … …  
    378355 */
    379356static int control_write(
    380     ddf_fun_t *fun, usb_target_t target, size_t max_packet_size,
     357    ddf_fun_t *fun, usb_target_t target,
    381358    void *setup_data, size_t setup_size, void *data, size_t size,
    382359    usbhc_iface_transfer_out_callback_t callback, void *arg)
    383360{
    384         assert(fun);
    385         hc_t *hc = fun_to_hc(fun);
    386         assert(hc);
    387         usb_speed_t speed =
    388             usb_device_keeper_get_speed(&hc->manager, target.address);
    389         usb_log_debug("Control WRITE (%d) %d:%d %zu(%zu).\n",
    390             speed, target.address, target.endpoint, size, max_packet_size);
    391 
    392         if (setup_size != 8)
    393                 return EINVAL;
    394 
    395         usb_transfer_batch_t *batch =
    396             batch_get(fun, target, USB_TRANSFER_CONTROL, max_packet_size,
    397                 speed, data, size, setup_data, setup_size, NULL, callback, arg,
    398                 &hc->manager);
    399         if (!batch)
    400                 return ENOMEM;
    401         usb_device_keeper_reset_if_need(&hc->manager, target, setup_data);
     361        usb_transfer_batch_t *batch = NULL;
     362        hc_t *hc = NULL;
     363        int ret = setup_batch(fun, target, USB_DIRECTION_BOTH, data, size,
     364            setup_data, setup_size, NULL, callback, arg, "Control WRITE",
     365            &hc, &batch);
     366        if (ret != EOK)
     367                return ret;
     368        usb_endpoint_manager_reset_if_need(&hc->ep_manager, target, setup_data);
    402369        batch_control_write(batch);
    403         const int ret = hc_schedule(hc, batch);
     370        ret = hc_schedule(hc, batch);
    404371        if (ret != EOK) {
    405372                batch_dispose(batch);
    … …  
    417384 * @param[in] fun Device function the action was invoked on.
    418385 * @param[in] target Target pipe (address and endpoint number) specification.
    419  * @param[in] max_packet_size Max packet size for the transfer.
    420386 * @param[in] setup_packet Setup packet buffer (in USB endianess, allocated
    421387 *      and deallocated by the caller).
    … …  
    429395 */
    430396static int control_read(
    431     ddf_fun_t *fun, usb_target_t target, size_t max_packet_size,
     397    ddf_fun_t *fun, usb_target_t target,
    432398    void *setup_data, size_t setup_size, void *data, size_t size,
    433399    usbhc_iface_transfer_in_callback_t callback, void *arg)
    434400{
    435         assert(fun);
    436         hc_t *hc = fun_to_hc(fun);
    437         assert(hc);
    438         usb_speed_t speed =
    439             usb_device_keeper_get_speed(&hc->manager, target.address);
    440 
    441         usb_log_debug("Control READ(%d) %d:%d %zu(%zu).\n",
    442             speed, target.address, target.endpoint, size, max_packet_size);
    443         usb_transfer_batch_t *batch =
    444             batch_get(fun, target, USB_TRANSFER_CONTROL, max_packet_size,
    445                 speed, data, size, setup_data, setup_size, callback, NULL, arg,
    446                 &hc->manager);
    447         if (!batch)
    448                 return ENOMEM;
     401        usb_transfer_batch_t *batch = NULL;
     402        hc_t *hc = NULL;
     403        int ret = setup_batch(fun, target, USB_DIRECTION_BOTH, data, size,
     404            setup_data, setup_size, callback, NULL, arg, "Control READ",
     405            &hc, &batch);
     406        if (ret != EOK)
     407                return ret;
    449408        batch_control_read(batch);
    450         const int ret = hc_schedule(hc, batch);
    451         if (ret != EOK) {
    452                 batch_dispose(batch);
    453         }
    454         return ret;
    455 }
    456 /*----------------------------------------------------------------------------*/
    457 /** Host controller interface implementation for OHCI. */
     409        ret = hc_schedule(hc, batch);
     410        if (ret != EOK) {
     411                batch_dispose(batch);
     412        }
     413        return ret;
     414}
     415/*----------------------------------------------------------------------------*/
    458416usbhc_iface_t hc_iface = {
    459         .reserve_default_address = reserve_default_address,
    460         .release_default_address = release_default_address,
    461417        .request_address = request_address,
    462418        .bind_address = bind_address,
    … …  
    475431        .control_read = control_read,
    476432};
    477 
    478433/**
    479434 * @}
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