Revision 6dfcdccb usb-linux.c
| b/usb-linux.c | ||
|---|---|---|
| 213 | 213 |
return s->endp_table[ep - 1].iso_buffer_used; |
| 214 | 214 |
} |
| 215 | 215 |
|
| 216 |
static void set_max_packet_size(USBHostDevice *s, int ep, uint8_t *descriptor) |
|
| 217 |
{
|
|
| 218 |
int raw = descriptor[4] + (descriptor[5] << 8); |
|
| 219 |
int size, microframes; |
|
| 220 |
|
|
| 221 |
size = raw & 0x7ff; |
|
| 222 |
switch ((raw >> 11) & 3) {
|
|
| 223 |
case 1: microframes = 2; break; |
|
| 224 |
case 2: microframes = 3; break; |
|
| 225 |
default: microframes = 1; break; |
|
| 226 |
} |
|
| 227 |
DPRINTF("husb: max packet size: 0x%x -> %d x %d\n",
|
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| 228 |
raw, microframes, size); |
|
| 229 |
s->endp_table[ep - 1].max_packet_size = size * microframes; |
|
| 230 |
} |
|
| 231 |
|
|
| 216 | 232 |
static int get_max_packet_size(USBHostDevice *s, int ep) |
| 217 | 233 |
{
|
| 218 | 234 |
return s->endp_table[ep - 1].max_packet_size; |
| ... | ... | |
| 1008 | 1024 |
break; |
| 1009 | 1025 |
case 0x01: |
| 1010 | 1026 |
type = USBDEVFS_URB_TYPE_ISO; |
| 1011 |
s->endp_table[(devep & 0xf) - 1].max_packet_size = |
|
| 1012 |
descriptors[i + 4] + (descriptors[i + 5] << 8); |
|
| 1027 |
set_max_packet_size(s, (devep & 0xf), descriptors + i); |
|
| 1013 | 1028 |
break; |
| 1014 | 1029 |
case 0x02: |
| 1015 | 1030 |
type = USBDEVFS_URB_TYPE_BULK; |
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