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authorTakashi Iwai <tiwai@suse.de>2012-08-20 23:26:04 +0400
committerTakashi Iwai <tiwai@suse.de>2012-08-20 23:26:04 +0400
commitf0b433e9f362e0b7f0ce7d1489dd7feba068605d (patch)
treed4bfd9489cf4a96a55d83af20919f477a846d585 /include/linux/virtio_blk.h
parentfa2f5bf09610d3c216d4c74855edbe00d636467c (diff)
parent28c42c28309244d0b15d1b385e33429d59997679 (diff)
downloadlinux-f0b433e9f362e0b7f0ce7d1489dd7feba068605d.tar.xz
Merge tag 'asoc-3.6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Additional updates for 3.6 A batch more bugfixes, all driver-specific and fairly small and unremarkable in a global context. The biggest batch are for the newly added Arizona drivers.
Diffstat (limited to 'include/linux/virtio_blk.h')
-rw-r--r--include/linux/virtio_blk.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h
index e0edb40ca7aa..6d8e61c48563 100644
--- a/include/linux/virtio_blk.h
+++ b/include/linux/virtio_blk.h
@@ -37,8 +37,14 @@
#define VIRTIO_BLK_F_RO 5 /* Disk is read-only */
#define VIRTIO_BLK_F_BLK_SIZE 6 /* Block size of disk is available*/
#define VIRTIO_BLK_F_SCSI 7 /* Supports scsi command passthru */
-#define VIRTIO_BLK_F_FLUSH 9 /* Cache flush command support */
+#define VIRTIO_BLK_F_WCE 9 /* Writeback mode enabled after reset */
#define VIRTIO_BLK_F_TOPOLOGY 10 /* Topology information is available */
+#define VIRTIO_BLK_F_CONFIG_WCE 11 /* Writeback mode available in config */
+
+#ifndef __KERNEL__
+/* Old (deprecated) name for VIRTIO_BLK_F_WCE. */
+#define VIRTIO_BLK_F_FLUSH VIRTIO_BLK_F_WCE
+#endif
#define VIRTIO_BLK_ID_BYTES 20 /* ID string length */
@@ -69,6 +75,8 @@ struct virtio_blk_config {
/* optimal sustained I/O size in logical blocks. */
__u32 opt_io_size;
+ /* writeback mode (if VIRTIO_BLK_F_CONFIG_WCE) */
+ __u8 wce;
} __attribute__((packed));
/*