From: Tejun Heo <htejun@gmail.com>
Date: Mon, 15 May 2006 11:58:17 +0000 (+0900)
Subject: [PATCH] libata-eh: add ATA and libata flags for new EH
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9be1e979f2e1e57a091a658fa88dac266f9fd6fe;p=linux-beck.git

[PATCH] libata-eh: add ATA and libata flags for new EH

Add ATA and libata flags to be used by new EH.

Signed-off-by: Tejun Heo <htejun@gmail.com>
---

diff --git a/include/linux/ata.h b/include/linux/ata.h
index 312a2c0c64e6..a7c41f3df8f4 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -97,6 +97,9 @@ enum {
 	ATA_DRQ			= (1 << 3),	/* data request i/o */
 	ATA_ERR			= (1 << 0),	/* have an error */
 	ATA_SRST		= (1 << 2),	/* software reset */
+	ATA_ICRC		= (1 << 7),	/* interface CRC error */
+	ATA_UNC			= (1 << 6),	/* uncorrectable media error */
+	ATA_IDNF		= (1 << 4),	/* ID not found */
 	ATA_ABORTED		= (1 << 2),	/* command aborted */
 
 	/* ATA command block registers */
@@ -192,6 +195,16 @@ enum {
 	SCR_ACTIVE		= 3,
 	SCR_NOTIFICATION	= 4,
 
+	/* SError bits */
+	SERR_DATA_RECOVERED	= (1 << 0), /* recovered data error */
+	SERR_COMM_RECOVERED	= (1 << 1), /* recovered comm failure */
+	SERR_DATA		= (1 << 8), /* unrecovered data error */
+	SERR_PERSISTENT		= (1 << 9), /* persistent data/comm error */
+	SERR_PROTOCOL		= (1 << 10), /* protocol violation */
+	SERR_INTERNAL		= (1 << 11), /* host internal error */
+	SERR_PHYRDY_CHG		= (1 << 16), /* PHY RDY changed */
+	SERR_DEV_XCHG		= (1 << 26), /* device exchanged */
+
 	/* struct ata_taskfile flags */
 	ATA_TFLAG_LBA48		= (1 << 0), /* enable 48-bit LBA and "HOB" */
 	ATA_TFLAG_ISADDR	= (1 << 1), /* enable r/w to nsect/lba regs */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 5ad50163c8ef..6fe5ed8eabf5 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -155,6 +155,7 @@ enum {
 
 	ATA_FLAG_EH_PENDING	= (1 << 16), /* EH pending */
 	ATA_FLAG_FROZEN		= (1 << 17), /* port is frozen */
+	ATA_FLAG_RECOVERED	= (1 << 18), /* recovery action performed */
 
 	ATA_FLAG_DISABLED	= (1 << 22), /* port is disabled, ignore it */
 	ATA_FLAG_SUSPENDED	= (1 << 23), /* port is suspended (power) */
@@ -225,6 +226,13 @@ enum {
 	ATA_PORT_PRIMARY	= (1 << 0),
 	ATA_PORT_SECONDARY	= (1 << 1),
 
+	/* reset / recovery action types */
+	ATA_EH_REVALIDATE	= (1 << 0),
+	ATA_EH_SOFTRESET	= (1 << 1),
+	ATA_EH_HARDRESET	= (1 << 2),
+
+	ATA_EH_RESET_MASK	= ATA_EH_SOFTRESET | ATA_EH_HARDRESET,
+
 	/* max repeat if error condition is still set after ->error_handler */
 	ATA_EH_MAX_REPEAT	= 5,