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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-02-01 23:09:30 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-02-01 23:09:30 +0100
commit4166c1993b9e7f87c4d08e2e27f83ada890c2599 (patch)
treeb5abb7e9ee55edf183804c17df5473681a264481 /include/linux/ide.h
parent8ac2b42a45896641ed292deaf038a1d2703d85a6 (diff)
downloadlwn-4166c1993b9e7f87c4d08e2e27f83ada890c2599.tar.gz
lwn-4166c1993b9e7f87c4d08e2e27f83ada890c2599.zip
ide: add IDE_HFLAG_NO_DSC host flag
* Add IDE_HFLAG_NO_DSC host flag for hosts that doesn't support DSC overlap. * Set it in aec62xx (for ATP850UF only) and hpt34x host drivers. * Convert ide-tape device driver to check for IDE_HFLAG_NO_DSC flag. Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'include/linux/ide.h')
-rw-r--r--include/linux/ide.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 1b31597e7435..af352cc41db5 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1095,6 +1095,8 @@ enum {
IDE_HFLAG_CY82C693 = (1 << 27),
/* force host out of "simplex" mode */
IDE_HFLAG_CLEAR_SIMPLEX = (1 << 28),
+ /* DSC overlap is unsupported */
+ IDE_HFLAG_NO_DSC = (1 << 29),
};
#ifdef CONFIG_BLK_DEV_OFFBOARD