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Date: Wed, 20 May 2009 17:35:15 +0200
From: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
To: linux-ide@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH 4/4] ide: add IDE_DFLAG_NIEN_QUIRK device flag
Add IDE_DFLAG_NIEN_QUIRK device flag and use it instead of
drive->quirk_list.
There should be no functional changes caused by this patch.
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
---
drivers/ide/hpt366.c | 2 +-
drivers/ide/ide-eh.c | 5 +++--
drivers/ide/ide-io.c | 8 ++++++--
drivers/ide/ide-iops.c | 6 ++----
include/linux/ide.h | 2 +-
5 files changed, 13 insertions(+), 10 deletions(-)
Index: b/drivers/ide/hpt366.c
===================================================================
--- a/drivers/ide/hpt366.c
+++ b/drivers/ide/hpt366.c
@@ -727,7 +727,7 @@ static void hpt3xx_maskproc(ide_drive_t
struct pci_dev *dev = to_pci_dev(hwif->dev);
struct hpt_info *info = hpt3xx_get_info(hwif->dev);
- if (drive->quirk_list == 0)
+ if ((drive->dev_flags & IDE_DFLAG_NIEN_QUIRK) == 0)
return;
if (info->chip_type >= HPT370) {
Index: b/drivers/ide/ide-eh.c
===================================================================
--- a/drivers/ide/ide-eh.c
+++ b/drivers/ide/ide-eh.c
@@ -408,8 +408,9 @@ static ide_startstop_t do_reset1(ide_dri
/* more than enough time */
udelay(10);
/* clear SRST, leave nIEN (unless device is on the quirk list) */
- tp_ops->write_devctl(hwif, (drive->quirk_list == 2 ? 0 : ATA_NIEN) |
- ATA_DEVCTL_OBS);
+ tp_ops->write_devctl(hwif,
+ ((drive->dev_flags & IDE_DFLAG_NIEN_QUIRK) ? 0 : ATA_NIEN) |
+ ATA_DEVCTL_OBS);
/* more than enough time */
udelay(10);
hwif->poll_timeout = jiffies + WAIT_WORSTCASE;
Index: b/drivers/ide/ide-io.c
===================================================================
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -503,11 +503,15 @@ repeat:
if ((hwif->host->host_flags & IDE_HFLAG_SERIALIZE) &&
hwif != prev_port) {
+ ide_drive_t *cur_dev =
+ prev_port ? prev_port->cur_dev : NULL;
+
/*
* set nIEN for previous port, drives in the
- * quirk_list may not like intr setups/cleanups
+ * quirk list may not like intr setups/cleanups
*/
- if (prev_port && prev_port->cur_dev->quirk_list == 0)
+ if (cur_dev &&
+ (cur_dev->dev_flags & IDE_DFLAG_NIEN_QUIRK) == 0)
prev_port->tp_ops->write_devctl(prev_port,
ATA_NIEN |
ATA_DEVCTL_OBS);
Index: b/drivers/ide/ide-iops.c
===================================================================
--- a/drivers/ide/ide-iops.c
+++ b/drivers/ide/ide-iops.c
@@ -287,11 +287,9 @@ void ide_check_nien_quirk_list(ide_drive
for (list = nien_quirk_list; *list != NULL; list++)
if (strstr(m, *list) != NULL) {
- drive->quirk_list = 2;
+ drive->dev_flags |= IDE_DFLAG_NIEN_QUIRK;
return;
}
-
- drive->quirk_list = 0;
}
int ide_driveid_update(ide_drive_t *drive)
@@ -377,7 +375,7 @@ int ide_config_drive_speed(ide_drive_t *
tp_ops->exec_command(hwif, ATA_CMD_SET_FEATURES);
- if (drive->quirk_list == 2)
+ if (drive->dev_flags & IDE_DFLAG_NIEN_QUIRK)
tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS);
error = __ide_wait_stat(drive, drive->ready_stat,
Index: b/include/linux/ide.h
===================================================================
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -474,6 +474,7 @@ enum {
IDE_DFLAG_NICE1 = (1 << 5),
/* device is physically present */
IDE_DFLAG_PRESENT = (1 << 6),
+ IDE_DFLAG_NIEN_QUIRK = (1 << 7),
/* id read from device (synthetic if not set) */
IDE_DFLAG_ID_READ = (1 << 8),
IDE_DFLAG_NOPROBE = (1 << 9),
@@ -543,7 +544,6 @@ struct ide_drive_s {
u8 waiting_for_dma; /* dma currently in progress */
u8 dma; /* atapi dma flag */
- u8 quirk_list; /* considered quirky, set for a specific host */
u8 init_speed; /* transfer rate set at boot */
u8 current_speed; /* current transfer rate set */
u8 desired_speed; /* desired transfer rate set */
--
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