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Merge remote-tracking branch 'remotes/bonzini/scsi-next' into staging

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* remotes/bonzini/scsi-next:
  virtio-scsi: define dummy handle_output for vhost-scsi vqs
  block/iscsi: drop obsolete pointers from iscsi_co_writev
  block/iscsi: fix init value for iTask->retries
  block/iscsi: bump libiscsi requirement to 1.9.0
  virtio-scsi: add support for the any_layout feature
  virtio-scsi: introduce virtio_scsi_complete_cmd_req
  virtio-scsi: prepare sense data handling for any_layout
  virtio-scsi: add extra argument and return type to qemu_sgl_concat
  virtio-scsi: add target swap for VirtIOSCSICtrlTMFReq fields
  virtio-scsi: start preparing for any_layout
  util: add return value to qemu_iovec_concat_iov
  megasas: use PCI DMA API
  scsi: Print command name in debug
  scsi-disk: fix bug in scsi_block_new_request() introduced by commit 137745c
  scsi-disk.c: Fix compilation with -DDEBUG_SCSI
  block/iscsi: use 16 byte CDBs only when necessary
  block/iscsi: fix potential segfault on early callback
  block/iscsi: handle BUSY condition

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-06-19 16:18:04 +01:00
commit 6baa963f4d
13 changed files with 340 additions and 299 deletions
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2
include/block/scsi.h
View file

@ -143,6 +143,8 @@
#define READ_CD 0xbe
#define SEND_DVD_STRUCTURE 0xbf
const char *scsi_command_name(uint8_t cmd);
/*
* SERVICE ACTION IN subcodes
*/

4
include/hw/i386/pc.h
View file

@ -268,6 +268,10 @@ bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *);
#define PC_COMPAT_2_0 \
{\
.driver = "virtio-scsi-pci",\
.property = "any_layout",\
.value = "off",\
},{\
.driver = "apic",\
.property = "version",\
.value = stringify(0x11),\

11
include/hw/virtio/virtio-scsi.h
View file

@ -84,14 +84,13 @@
#define VIRTIO_SCSI_EVT_RESET_RESCAN 1
#define VIRTIO_SCSI_EVT_RESET_REMOVED 2
/* SCSI command request, followed by data-out */
/* SCSI command request, followed by CDB and data-out */
typedef struct {
uint8_t lun[8]; /* Logical Unit Number */
uint64_t tag; /* Command identifier */
uint8_t task_attr; /* Task attribute */
uint8_t prio;
uint8_t crn;
uint8_t cdb[];
} QEMU_PACKED VirtIOSCSICmdReq;
/* Response, followed by sense data and data-in */
@ -101,7 +100,6 @@ typedef struct {
uint16_t status_qualifier; /* Status qualifier */
uint8_t status; /* Command completion status */
uint8_t response; /* Response values */
uint8_t sense[];
} QEMU_PACKED VirtIOSCSICmdResp;
/* Task Management Request */
@ -186,7 +184,12 @@ typedef struct {
DEFINE_PROP_BIT("param_change", _state, _feature_field, \
VIRTIO_SCSI_F_CHANGE, true)
void virtio_scsi_common_realize(DeviceState *dev, Error **errp);
typedef void (*HandleOutput)(VirtIODevice *, VirtQueue *);
void virtio_scsi_common_realize(DeviceState *dev, Error **errp,
HandleOutput ctrl, HandleOutput evt,
HandleOutput cmd);
void virtio_scsi_common_unrealize(DeviceState *dev, Error **errp);
#endif /* _QEMU_VIRTIO_SCSI_H */

6
include/qemu-common.h
View file

@ -315,9 +315,9 @@ void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov);
void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len);
void qemu_iovec_concat(QEMUIOVector *dst,
QEMUIOVector *src, size_t soffset, size_t sbytes);
void qemu_iovec_concat_iov(QEMUIOVector *dst,
struct iovec *src_iov, unsigned int src_cnt,
size_t soffset, size_t sbytes);
size_t qemu_iovec_concat_iov(QEMUIOVector *dst,
struct iovec *src_iov, unsigned int src_cnt,
size_t soffset, size_t sbytes);
bool qemu_iovec_is_zero(QEMUIOVector *qiov);
void qemu_iovec_destroy(QEMUIOVector *qiov);
void qemu_iovec_reset(QEMUIOVector *qiov);