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  • uspace/drv/vhc/connhost.c

    r284c629 r0b31409  
    4242#include "hc.h"
    4343
    44 
    4544typedef struct {
    4645        usb_direction_t direction;
     
    4847        usbhc_iface_transfer_in_callback_t in_callback;
    4948        device_t *dev;
    50         size_t reported_size;
    5149        void *arg;
    5250} transfer_info_t;
    5351
    54 typedef struct {
    55         usb_direction_t direction;
    56         usb_target_t target;
    57         usbhc_iface_transfer_out_callback_t out_callback;
    58         usbhc_iface_transfer_in_callback_t in_callback;
    59         device_t *dev;
    60         void *arg;
    61         void *data_buffer;
    62         size_t data_buffer_size;
    63 } control_transfer_info_t;
    64 
    6552static void universal_callback(void *buffer, size_t size,
    6653    usb_transaction_outcome_t outcome, void *arg)
    6754{
    6855        transfer_info_t *transfer = (transfer_info_t *) arg;
    69 
    70         if (transfer->reported_size != (size_t) -1) {
    71                 size = transfer->reported_size;
    72         }
    7356
    7457        switch (transfer->direction) {
     
    10184        transfer->arg = arg;
    10285        transfer->dev = dev;
    103         transfer->reported_size = (size_t) -1;
    104 
    105         return transfer;
    106 }
    107 
    108 static void control_abort_prematurely(control_transfer_info_t *transfer,
    109     size_t size, usb_transaction_outcome_t outcome)
    110 {
    111         switch (transfer->direction) {
    112                 case USB_DIRECTION_IN:
    113                         transfer->in_callback(transfer->dev,
    114                             outcome, size,
    115                             transfer->arg);
    116                         break;
    117                 case USB_DIRECTION_OUT:
    118                         transfer->out_callback(transfer->dev,
    119                             outcome,
    120                             transfer->arg);
    121                         break;
    122                 default:
    123                         assert(false && "unreachable");
    124                         break;
    125         }
    126 }
    127 
    128 static void control_callback_two(void *buffer, size_t size,
    129     usb_transaction_outcome_t outcome, void *arg)
    130 {
    131         control_transfer_info_t *ctrl_transfer = (control_transfer_info_t *) arg;
    132 
    133         if (outcome != USB_OUTCOME_OK) {
    134                 control_abort_prematurely(ctrl_transfer, outcome, size);
    135                 free(ctrl_transfer);
    136                 return;
    137         }
    138 
    139         transfer_info_t *transfer  = create_transfer_info(ctrl_transfer->dev,
    140             ctrl_transfer->direction, ctrl_transfer->arg);
    141         transfer->out_callback = ctrl_transfer->out_callback;
    142         transfer->in_callback = ctrl_transfer->in_callback;
    143         transfer->reported_size = size;
    144 
    145         switch (ctrl_transfer->direction) {
    146                 case USB_DIRECTION_IN:
    147                         hc_add_transaction_to_device(false, ctrl_transfer->target,
    148                             USB_TRANSFER_CONTROL,
    149                             NULL, 0,
    150                             universal_callback, transfer);
    151                         break;
    152                 case USB_DIRECTION_OUT:
    153                         hc_add_transaction_from_device(ctrl_transfer->target,
    154                             USB_TRANSFER_CONTROL,
    155                             NULL, 0,
    156                             universal_callback, transfer);
    157                         break;
    158                 default:
    159                         assert(false && "unreachable");
    160                         break;
    161         }
    162 
    163         free(ctrl_transfer);
    164 }
    165 
    166 static void control_callback_one(void *buffer, size_t size,
    167     usb_transaction_outcome_t outcome, void *arg)
    168 {
    169         control_transfer_info_t *transfer = (control_transfer_info_t *) arg;
    170 
    171         if (outcome != USB_OUTCOME_OK) {
    172                 control_abort_prematurely(transfer, outcome, size);
    173                 free(transfer);
    174                 return;
    175         }
    176 
    177         switch (transfer->direction) {
    178                 case USB_DIRECTION_IN:
    179                         hc_add_transaction_from_device(transfer->target,
    180                             USB_TRANSFER_CONTROL,
    181                             transfer->data_buffer, transfer->data_buffer_size,
    182                             control_callback_two, transfer);
    183                         break;
    184                 case USB_DIRECTION_OUT:
    185                         hc_add_transaction_to_device(false, transfer->target,
    186                             USB_TRANSFER_CONTROL,
    187                             transfer->data_buffer, transfer->data_buffer_size,
    188                             control_callback_two, transfer);
    189                         break;
    190                 default:
    191                         assert(false && "unreachable");
    192                         break;
    193         }
    194 }
    195 
    196 static control_transfer_info_t *create_control_transfer_info(device_t *dev,
    197     usb_direction_t direction, usb_target_t target,
    198     void *data_buffer, size_t data_buffer_size,
    199     void *arg)
    200 {
    201         control_transfer_info_t *transfer
    202             = malloc(sizeof(control_transfer_info_t));
    203 
    204         transfer->direction = direction;
    205         transfer->target = target;
    206         transfer->in_callback = NULL;
    207         transfer->out_callback = NULL;
    208         transfer->arg = arg;
    209         transfer->dev = dev;
    210         transfer->data_buffer = data_buffer;
    211         transfer->data_buffer_size = data_buffer_size;
    21286
    21387        return transfer;
     
    21993    usbhc_iface_transfer_out_callback_t callback, void *arg)
    22094{
    221         dprintf(3, "transfer OUT [%d.%d (%s); %zu]",
     95        usb_log_debug2("Transfer OUT [%d.%d (%s); %zu].\n",
    22296            target.address, target.endpoint,
    22397            usb_str_transfer_type(transfer_type),
     
    239113    usbhc_iface_transfer_out_callback_t callback, void *arg)
    240114{
    241         dprintf(3, "transfer SETUP [%d.%d (%s); %zu]",
     115        usb_log_debug2("Transfer SETUP [%d.%d (%s); %zu].\n",
    242116            target.address, target.endpoint,
    243117            usb_str_transfer_type(transfer_type),
     
    259133    usbhc_iface_transfer_in_callback_t callback, void *arg)
    260134{
    261         dprintf(3, "transfer IN [%d.%d (%s); %zu]",
     135        usb_log_debug2("Transfer IN [%d.%d (%s); %zu].\n",
    262136            target.address, target.endpoint,
    263137            usb_str_transfer_type(transfer_type),
     
    319193}
    320194
    321 static int control_write(device_t *dev, usb_target_t target,
    322     void *setup_packet, size_t setup_packet_size,
    323     void *data, size_t data_size,
    324     usbhc_iface_transfer_out_callback_t callback, void *arg)
    325 {
    326         control_transfer_info_t *transfer
    327             = create_control_transfer_info(dev, USB_DIRECTION_OUT, target,
    328             data, data_size, arg);
    329         transfer->out_callback = callback;
    330 
    331         hc_add_transaction_to_device(true, target, USB_TRANSFER_CONTROL,
    332             setup_packet, setup_packet_size,
    333             control_callback_one, transfer);
    334 
    335         return EOK;
    336 }
    337 
    338195static int control_read_setup(device_t *dev, usb_target_t target,
    339196    void *data, size_t size,
     
    360217            NULL, 0,
    361218            callback, arg);
    362 }
    363 
    364 static int control_read(device_t *dev, usb_target_t target,
    365     void *setup_packet, size_t setup_packet_size,
    366     void *data, size_t data_size,
    367     usbhc_iface_transfer_in_callback_t callback, void *arg)
    368 {
    369         control_transfer_info_t *transfer
    370             = create_control_transfer_info(dev, USB_DIRECTION_IN, target,
    371             data, data_size, arg);
    372         transfer->in_callback = callback;
    373 
    374         hc_add_transaction_to_device(true, target, USB_TRANSFER_CONTROL,
    375             setup_packet, setup_packet_size,
    376             control_callback_one, transfer);
    377 
    378         return EOK;
    379219}
    380220
     
    450290        .control_write_status = control_write_status,
    451291
    452         .control_write = control_write,
    453 
    454292        .control_read_setup = control_read_setup,
    455293        .control_read_data = control_read_data,
    456         .control_read_status = control_read_status,
    457 
    458         .control_read = control_read
     294        .control_read_status = control_read_status
    459295};
    460296
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