Changeset 1824609b in mainline for uspace/lib/usb


Ignore:
Timestamp:
2011-02-11T18:16:03Z (15 years ago)
Author:
Vojtech Horky <vojtechhorky@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
345ea18
Parents:
8f198c9 (diff), d321cd7 (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:

Merge updated to pipe API

Location:
uspace/lib/usb
Files:
2 added
5 edited

Legend:

Unmodified
Added
Removed

  • uspace/lib/usb/Makefile

    r8f198c9 r1824609b  
    4444        src/localdrv.c \
    4545        src/pipes.c \
     46        src/pipesinit.c \
    4647        src/recognise.c \
    4748        src/remotedrv.c \

  • uspace/lib/usb/include/usb/pipes.h

    r8f198c9 r1824609b  
    3838#include <sys/types.h>
    3939#include <usb/usb.h>
     40#include <usb/descriptor.h>
    4041#include <ipc/devman.h>
    4142#include <driver.h>
    … …  
    7374        usb_direction_t direction;
    7475
     76        /** Maximum packet size for the endpoint. */
     77        size_t max_packet_size;
     78
    7579        /** Phone to the host controller.
    7680         * Negative when no session is active.
    … …  
    7983} usb_endpoint_pipe_t;
    8084
     85
     86/** Description of endpoint characteristics. */
     87typedef struct {
     88        /** Transfer type (e.g. control or interrupt). */
     89        usb_transfer_type_t transfer_type;
     90        /** Transfer direction (to or from a device). */
     91        usb_direction_t direction;
     92        /** Interface class this endpoint belongs to (-1 for any). */
     93        int interface_class;
     94        /** Interface subclass this endpoint belongs to (-1 for any). */
     95        int interface_subclass;
     96        /** Interface protocol this endpoint belongs to (-1 for any). */
     97        int interface_protocol;
     98        /** Extra endpoint flags. */
     99        unsigned int flags;
     100} usb_endpoint_description_t;
     101
     102/** Mapping of endpoint pipes and endpoint descriptions. */
     103typedef struct {
     104        /** Endpoint pipe. */
     105        usb_endpoint_pipe_t *pipe;
     106        /** Endpoint description. */
     107        const usb_endpoint_description_t *description;
     108        /** Found descriptor fitting the description. */
     109        usb_standard_endpoint_descriptor_t *descriptor;
     110        /** Interface the endpoint belongs to. */
     111        usb_standard_interface_descriptor_t *interface;
     112        /** Whether the endpoint was actually found. */
     113        bool present;
     114} usb_endpoint_mapping_t;
    81115
    82116int usb_device_connection_initialize_from_device(usb_device_connection_t *,
    … …  
    87121int usb_endpoint_pipe_initialize(usb_endpoint_pipe_t *,
    88122    usb_device_connection_t *,
    89     usb_endpoint_t, usb_transfer_type_t, usb_direction_t);
     123    usb_endpoint_t, usb_transfer_type_t, size_t, usb_direction_t);
    90124int usb_endpoint_pipe_initialize_default_control(usb_endpoint_pipe_t *,
    91125    usb_device_connection_t *);
     126int usb_endpoint_pipe_initialize_from_configuration(usb_endpoint_mapping_t *,
     127    size_t, uint8_t *, size_t, usb_device_connection_t *);
    92128
    93129

  • uspace/lib/usb/include/usb/usbdrv.h

    r8f198c9 r1824609b  
    106106    const void *, size_t);
    107107
    108 int usb_drv_create_device_match_ids(int, match_id_list_t *, usb_address_t);
    109 int usb_drv_register_child_in_devman(int, device_t *, usb_address_t,
    110     devman_handle_t *);
    111 
    112108
    113109#endif

  • uspace/lib/usb/src/pipes.c

    r8f198c9 r1824609b  
    123123 * @param endpoint_no Endpoint number (in USB 1.1 in range 0 to 15).
    124124 * @param transfer_type Transfer type (e.g. interrupt or bulk).
     125 * @param max_packet_size Maximum packet size in bytes.
    125126 * @param direction Endpoint direction (in/out).
    126127 * @return Error code.
    … …  
    128129int usb_endpoint_pipe_initialize(usb_endpoint_pipe_t *pipe,
    129130    usb_device_connection_t *connection, usb_endpoint_t endpoint_no,
    130     usb_transfer_type_t transfer_type, usb_direction_t direction)
     131    usb_transfer_type_t transfer_type, size_t max_packet_size,
     132    usb_direction_t direction)
    131133{
    132134        assert(pipe);
    … …  
    137139        pipe->endpoint_no = endpoint_no;
    138140        pipe->transfer_type = transfer_type;
     141        pipe->max_packet_size = max_packet_size;
    139142        pipe->direction = direction;
    140143
    … …  
    156159
    157160        int rc = usb_endpoint_pipe_initialize(pipe, connection,
    158             0, USB_TRANSFER_CONTROL, USB_DIRECTION_BOTH);
     161            0, USB_TRANSFER_CONTROL, 8, USB_DIRECTION_BOTH);
    159162
    160163        return rc;

  • uspace/lib/usb/src/recognise.c

    r8f198c9 r1824609b  
    3636#include <usb_iface.h>
    3737#include <usb/usbdrv.h>
     38#include <usb/pipes.h>
     39#include <usb/recognise.h>
     40#include <usb/request.h>
    3841#include <usb/classes/classes.h>
    3942#include <stdio.h>
    4043#include <errno.h>
     44
     45static size_t device_name_index = 0;
     46static FIBRIL_MUTEX_INITIALIZE(device_name_index_mutex);
    4147
    4248/** Callback for getting host controller handle.
    … …  
    241247/** Add match ids based on configuration descriptor.
    242248 *
    243  * @param hc Open phone to host controller.
     249 * @param pipe Control pipe to the device.
    244250 * @param matches Match ids list to add matches to.
    245  * @param address USB address of the attached device.
    246251 * @param config_count Number of configurations the device has.
    247252 * @return Error code.
    248253 */
    249 static int usb_add_config_descriptor_match_ids(int hc,
    250     match_id_list_t *matches, usb_address_t address,
    251     int config_count)
     254static int usb_add_config_descriptor_match_ids(usb_endpoint_pipe_t *pipe,
     255    match_id_list_t *matches, int config_count)
    252256{
    253257        int final_rc = EOK;
    … …  
    257261                int rc;
    258262                usb_standard_configuration_descriptor_t config_descriptor;
    259                 rc = usb_drv_req_get_bare_configuration_descriptor(hc,
    260                     address,  config_index, &config_descriptor);
     263                rc = usb_request_get_bare_configuration_descriptor(pipe,
     264                    config_index, &config_descriptor);
    261265                if (rc != EOK) {
    262266                        final_rc = rc;
    … …  
    267271                void *full_config_descriptor
    268272                    = malloc(config_descriptor.total_length);
    269                 rc = usb_drv_req_get_full_configuration_descriptor(hc,
    270                     address, config_index,
     273                rc = usb_request_get_full_configuration_descriptor(pipe,
     274                    config_index,
    271275                    full_config_descriptor, config_descriptor.total_length,
    272276                    &full_config_descriptor_size);
    … …  
    299303 * function exits with error.
    300304 *
    301  * @param hc Open phone to host controller.
     305 * @param ctrl_pipe Control pipe to given device (session must be already
     306 *      started).
    302307 * @param matches Initialized list of match ids.
    303  * @param address USB address of the attached device.
    304  * @return Error code.
    305  */
    306 int usb_drv_create_device_match_ids(int hc, match_id_list_t *matches,
    307     usb_address_t address)
     308 * @return Error code.
     309 */
     310int usb_device_create_match_ids(usb_endpoint_pipe_t *ctrl_pipe,
     311    match_id_list_t *matches)
    308312{
    309313        int rc;
    310        
    311314        /*
    312315         * Retrieve device descriptor and add matches from it.
    … …  
    314317        usb_standard_device_descriptor_t device_descriptor;
    315318
    316         rc = usb_drv_req_get_device_descriptor(hc, address,
    317             &device_descriptor);
     319        rc = usb_request_get_device_descriptor(ctrl_pipe, &device_descriptor);
    318320        if (rc != EOK) {
    319321                return rc;
    320322        }
    321        
     323
    322324        rc = usb_drv_create_match_ids_from_device_descriptor(matches,
    323325            &device_descriptor);
    … …  
    325327                return rc;
    326328        }
    327        
     329
    328330        /*
    329331         * Go through all configurations and add matches
    330332         * based on interface class.
    331333         */
    332         rc = usb_add_config_descriptor_match_ids(hc, matches,
    333             address, device_descriptor.configuration_count);
     334        rc = usb_add_config_descriptor_match_ids(ctrl_pipe, matches,
     335            device_descriptor.configuration_count);
    334336        if (rc != EOK) {
    335337                return rc;
    … …  
    347349}
    348350
    349 
    350351/** Probe for device kind and register it in devman.
    351352 *
    352  * @param[in] hc Open phone to the host controller.
     353 * @param[in] address Address of the (unknown) attached device.
     354 * @param[in] hc_handle Handle of the host controller.
    353355 * @param[in] parent Parent device.
    354  * @param[in] address Address of the (unknown) attached device.
    355356 * @param[out] child_handle Handle of the child device.
    356357 * @return Error code.
    357358 */
    358 int usb_drv_register_child_in_devman(int hc, device_t *parent,
    359     usb_address_t address, devman_handle_t *child_handle)
    360 {
    361         static size_t device_name_index = 0;
    362         static FIBRIL_MUTEX_INITIALIZE(device_name_index_mutex);
    363 
     359int usb_device_register_child_in_devman(usb_address_t address,
     360    devman_handle_t hc_handle,
     361    device_t *parent, devman_handle_t *child_handle)
     362{
    364363        size_t this_device_name_index;
    365364
    … …  
    369368        fibril_mutex_unlock(&device_name_index_mutex);
    370369
    371 
    372370        device_t *child = NULL;
    373371        char *child_name = NULL;
    374372        int rc;
     373        usb_device_connection_t dev_connection;
     374        usb_endpoint_pipe_t ctrl_pipe;
     375
     376        rc = usb_device_connection_initialize(&dev_connection, hc_handle, address);
     377        if (rc != EOK) {
     378                goto failure;
     379        }
     380
     381        rc = usb_endpoint_pipe_initialize_default_control(&ctrl_pipe,
     382            &dev_connection);
     383        if (rc != EOK) {
     384                goto failure;
     385        }
    375386
    376387        child = create_device();
    … …  
    391402        child->name = child_name;
    392403        child->ops = &child_ops;
    393        
    394         rc = usb_drv_create_device_match_ids(hc, &child->match_ids, address);
     404
     405        rc = usb_endpoint_pipe_start_session(&ctrl_pipe);
     406        if (rc != EOK) {
     407                goto failure;
     408        }
     409
     410        rc = usb_device_create_match_ids(&ctrl_pipe, &child->match_ids);
     411        if (rc != EOK) {
     412                goto failure;
     413        }
     414
     415        rc = usb_endpoint_pipe_end_session(&ctrl_pipe);
    395416        if (rc != EOK) {
    396417                goto failure;
    … …  
    405426                *child_handle = child->handle;
    406427        }
    407        
     428
    408429        return EOK;
    409430
    … …  
    419440
    420441        return rc;
    421 
    422442}
    423443
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