diff options
| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /include/linux/usb/uas.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
| download | FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.gz FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.bz2 FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.zip | |
dirty fix to merging
Diffstat (limited to 'include/linux/usb/uas.h')
| -rw-r--r-- | include/linux/usb/uas.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/include/linux/usb/uas.h b/include/linux/usb/uas.h new file mode 100644 index 00000000..9a988e41 --- /dev/null +++ b/include/linux/usb/uas.h @@ -0,0 +1,69 @@ +#ifndef __USB_UAS_H__ +#define __USB_UAS_H__ + +#include <scsi/scsi.h> +#include <scsi/scsi_cmnd.h> + +/* Common header for all IUs */ +struct iu { + __u8 iu_id; + __u8 rsvd1; + __be16 tag; +}; + +enum { + IU_ID_COMMAND = 0x01, + IU_ID_STATUS = 0x03, + IU_ID_RESPONSE = 0x04, + IU_ID_TASK_MGMT = 0x05, + IU_ID_READ_READY = 0x06, + IU_ID_WRITE_READY = 0x07, +}; + +struct command_iu { + __u8 iu_id; + __u8 rsvd1; + __be16 tag; + __u8 prio_attr; + __u8 rsvd5; + __u8 len; + __u8 rsvd7; + struct scsi_lun lun; + __u8 cdb[16]; /* XXX: Overflow-checking tools may misunderstand */ +}; + +/* + * Also used for the Read Ready and Write Ready IUs since they have the + * same first four bytes + */ +struct sense_iu { + __u8 iu_id; + __u8 rsvd1; + __be16 tag; + __be16 status_qual; + __u8 status; + __u8 rsvd7[7]; + __be16 len; + __u8 sense[SCSI_SENSE_BUFFERSIZE]; +}; + +struct usb_pipe_usage_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bPipeID; + __u8 Reserved; +} __attribute__((__packed__)); + +enum { + CMD_PIPE_ID = 1, + STATUS_PIPE_ID = 2, + DATA_IN_PIPE_ID = 3, + DATA_OUT_PIPE_ID = 4, + + UAS_SIMPLE_TAG = 0, + UAS_HEAD_TAG = 1, + UAS_ORDERED_TAG = 2, + UAS_ACA = 4, +}; +#endif |