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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2007-10-16 16:29:58 -0400
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2007-10-16 16:29:58 -0400
commitc223701cf6c706f42840631c1ca919a18e6e2800 (patch)
tree0ae93a4a36e874d5e1378e5e2d032a81e71350f7 /include
parent9ff6f72f432364991d68e99cae72cb141c166e70 (diff)
ide: add "hdx=nodma" kernel parameter
* Add "hdx=nodma" option allowing user to disallow DMA for a given device. * Obsolete "ide=nodma" option. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ide.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 79652c5c0ea5..e39ee2fa2607 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -599,6 +599,7 @@ typedef struct ide_drive_s {
599 unsigned nice0 : 1; /* give obvious excess bandwidth */ 599 unsigned nice0 : 1; /* give obvious excess bandwidth */
600 unsigned nice2 : 1; /* give a share in our own bandwidth */ 600 unsigned nice2 : 1; /* give a share in our own bandwidth */
601 unsigned doorlocking : 1; /* for removable only: door lock/unlock works */ 601 unsigned doorlocking : 1; /* for removable only: door lock/unlock works */
602 unsigned nodma : 1; /* disallow DMA */
602 unsigned autotune : 2; /* 0=default, 1=autotune, 2=noautotune */ 603 unsigned autotune : 2; /* 0=default, 1=autotune, 2=noautotune */
603 unsigned remap_0_to_1 : 1; /* 0=noremap, 1=remap 0->1 (for EZDrive) */ 604 unsigned remap_0_to_1 : 1; /* 0=noremap, 1=remap 0->1 (for EZDrive) */
604 unsigned blocked : 1; /* 1=powermanagment told us not to do anything, so sleep nicely */ 605 unsigned blocked : 1; /* 1=powermanagment told us not to do anything, so sleep nicely */