Matthew Wilcox wrote:
This is common code shared between the IDE and libata implementations
Signed-off-by: David Woodhouse <David.Woodhouse@xxxxxxxxx>
Signed-off-by: Matthew Wilcox <willy@xxxxxxxxxxxxxxx>
[...]
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 6617c9f..cb79b7a 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -29,6 +29,8 @@
#ifndef __LINUX_ATA_H__
#define __LINUX_ATA_H__
+#include <linux/kernel.h>
+#include <linux/string.h>
#include <linux/types.h>
#include <asm/byteorder.h>
@@ -91,6 +93,7 @@ enum {
ATA_ID_CFA_POWER = 160,
ATA_ID_CFA_KEY_MGMT = 162,
ATA_ID_CFA_MODES = 163,
+ ATA_ID_DATA_SET_MGMT = 169,
ATA_ID_ROT_SPEED = 217,
ATA_ID_PIO4 = (1 << 1),
@@ -248,6 +251,7 @@ enum {
ATA_CMD_SMART = 0xB0,
ATA_CMD_MEDIA_LOCK = 0xDE,
ATA_CMD_MEDIA_UNLOCK = 0xDF,
+ ATA_CMD_DSM = 0x06,
/* marked obsolete in the ATA/ATAPI-7 spec */
ATA_CMD_RESTORE = 0x10,
@@ -321,6 +325,9 @@ enum {
ATA_SMART_READ_VALUES = 0xD0,
ATA_SMART_READ_THRESHOLDS = 0xD1,
+ /* feature values for Data Set Management */
+ ATA_DSM_TRIM = 0x01,
+
/* password used in LBA Mid / LBA High for executing SMART commands */
ATA_SMART_LBAM_PASS = 0x4F,
ATA_SMART_LBAH_PASS = 0xC2,
I wonder where to read about the word 169 and commnand 0x06... what's it
all about?
WBR, Sergei
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