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authoraliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>2009-03-12 19:57:12 +0000
committeraliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>2009-03-12 19:57:12 +0000
commit04eeb8b6d68ed314746856c813ce6fa8bc1a95df (patch)
tree46b648594c2e0c1db08685d4396e373b8d53cc87 /block_int.h
parentAdd specialized block driver scsi generic API (Avi Kivity) (diff)
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Add internal scsi generic block API (Avi Kivity)
Add an internal API for the generic block layer to send scsi generic commands to block format driver. This means block format drivers no longer need to consider overloaded nb_sectors parameters. Signed-off-by: Avi Kivity <avi@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6823 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'block_int.h')
-rw-r--r--block_int.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/block_int.h b/block_int.h
index 44eb28068..e274293a1 100644
--- a/block_int.h
+++ b/block_int.h
@@ -84,6 +84,16 @@ struct BlockDriver {
/* to control generic scsi devices */
int (*bdrv_ioctl)(BlockDriverState *bs, unsigned long int req, void *buf);
+ int (*bdrv_sg_send_command)(BlockDriverState *bs, void *buf, int count);
+ int (*bdrv_sg_recv_response)(BlockDriverState *bs, void *buf, int count);
+ BlockDriverAIOCB *(*bdrv_sg_aio_read)(BlockDriverState *bs,
+ void *buf, int count,
+ BlockDriverCompletionFunc *cb,
+ void *opaque);
+ BlockDriverAIOCB *(*bdrv_sg_aio_write)(BlockDriverState *bs,
+ void *buf, int count,
+ BlockDriverCompletionFunc *cb,
+ void *opaque);
BlockDriverAIOCB *free_aiocb;
struct BlockDriver *next;