[git patches] libata fixes

From: Jeff Garzik
Date: Tue Nov 11 2008 - 03:06:44 EST



* pata_sch failed to probe and support PATA slave devices... doh
* another 1.5TB drive fix (Roland)
* PMP fix from Tejun
* other minor stuff


Please pull from 'upstream-linus' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev.git upstream-linus

to receive the following updates:

drivers/ata/libata-core.c | 2 +-
drivers/ata/libata-eh.c | 21 +++++++++++----------
drivers/ata/pata_cs5535.c | 1 -
drivers/ata/pata_cs5536.c | 1 -
drivers/ata/pata_pcmcia.c | 1 +
drivers/ata/pata_sch.c | 2 +-
6 files changed, 14 insertions(+), 14 deletions(-)

Marc Pignat (1):
[libata] pata_pcmcia: another memory card support

Mark Salter (1):
[libata] pata_sch: notice attached slave devices

Qinghuang Feng (1):
[libata] pata_cs553*.c: cleanup kernel-doc

Roland Dreier (1):
libata: Avoid overflow in ata_tf_read_block() when tf->hba_lbal > 127

Tejun Heo (1):
libata: fix last_reset timestamp handling

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 0cd3ad4..4214bfb 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -612,7 +612,7 @@ u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev)
if (tf->flags & ATA_TFLAG_LBA48) {
block |= (u64)tf->hob_lbah << 40;
block |= (u64)tf->hob_lbam << 32;
- block |= tf->hob_lbal << 24;
+ block |= (u64)tf->hob_lbal << 24;
} else
block |= (tf->device & 0xf) << 24;

diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 8077bdf..32da9a9 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -610,9 +610,6 @@ void ata_scsi_error(struct Scsi_Host *host)
if (ata_ncq_enabled(dev))
ehc->saved_ncq_enabled |= 1 << devno;
}
-
- /* set last reset timestamp to some time in the past */
- ehc->last_reset = jiffies - 60 * HZ;
}

ap->pflags |= ATA_PFLAG_EH_IN_PROGRESS;
@@ -2281,17 +2278,21 @@ int ata_eh_reset(struct ata_link *link, int classify,
if (link->flags & ATA_LFLAG_NO_SRST)
softreset = NULL;

- now = jiffies;
- deadline = ata_deadline(ehc->last_reset, ATA_EH_RESET_COOL_DOWN);
- if (time_before(now, deadline))
- schedule_timeout_uninterruptible(deadline - now);
+ /* make sure each reset attemp is at least COOL_DOWN apart */
+ if (ehc->i.flags & ATA_EHI_DID_RESET) {
+ now = jiffies;
+ WARN_ON(time_after(ehc->last_reset, now));
+ deadline = ata_deadline(ehc->last_reset,
+ ATA_EH_RESET_COOL_DOWN);
+ if (time_before(now, deadline))
+ schedule_timeout_uninterruptible(deadline - now);
+ }

spin_lock_irqsave(ap->lock, flags);
ap->pflags |= ATA_PFLAG_RESETTING;
spin_unlock_irqrestore(ap->lock, flags);

ata_eh_about_to_do(link, NULL, ATA_EH_RESET);
- ehc->last_reset = jiffies;

ata_link_for_each_dev(dev, link) {
/* If we issue an SRST then an ATA drive (not ATAPI)
@@ -2379,7 +2380,6 @@ int ata_eh_reset(struct ata_link *link, int classify,
/*
* Perform reset
*/
- ehc->last_reset = jiffies;
if (ata_is_host_link(link))
ata_eh_freeze_port(ap);

@@ -2391,6 +2391,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
reset == softreset ? "soft" : "hard");

/* mark that this EH session started with reset */
+ ehc->last_reset = jiffies;
if (reset == hardreset)
ehc->i.flags |= ATA_EHI_DID_HARDRESET;
else
@@ -2535,7 +2536,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
ata_eh_done(link, NULL, ATA_EH_RESET);
if (slave)
ata_eh_done(slave, NULL, ATA_EH_RESET);
- ehc->last_reset = jiffies;
+ ehc->last_reset = jiffies; /* update to completion time */
ehc->i.action |= ATA_EH_REVALIDATE;

rc = 0;
diff --git a/drivers/ata/pata_cs5535.c b/drivers/ata/pata_cs5535.c
index 1b2d4a0..8b236af 100644
--- a/drivers/ata/pata_cs5535.c
+++ b/drivers/ata/pata_cs5535.c
@@ -72,7 +72,6 @@
/**
* cs5535_cable_detect - detect cable type
* @ap: Port to detect on
- * @deadline: deadline jiffies for the operation
*
* Perform cable detection for ATA66 capable cable. Return a libata
* cable type.
diff --git a/drivers/ata/pata_cs5536.c b/drivers/ata/pata_cs5536.c
index 73f8332..afed929 100644
--- a/drivers/ata/pata_cs5536.c
+++ b/drivers/ata/pata_cs5536.c
@@ -110,7 +110,6 @@ static inline int cs5536_write(struct pci_dev *pdev, int reg, int val)
/**
* cs5536_cable_detect - detect cable type
* @ap: Port to detect on
- * @deadline: deadline jiffies for the operation
*
* Perform cable detection for ATA66 capable cable. Return a libata
* cable type.
diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c
index 271cb64..64b2e22 100644
--- a/drivers/ata/pata_pcmcia.c
+++ b/drivers/ata/pata_pcmcia.c
@@ -416,6 +416,7 @@ static struct pcmcia_device_id pcmcia_devices[] = {
PCMCIA_DEVICE_PROD_ID1("STI Flash", 0xe4a13209),
PCMCIA_DEVICE_PROD_ID12("STI", "Flash 5.0", 0xbf2df18d, 0x8cb57a0e),
PCMCIA_MFC_DEVICE_PROD_ID12(1, "SanDisk", "ConnectPlus", 0x7a954bd9, 0x74be00c6),
+ PCMCIA_DEVICE_PROD_ID2("Flash Card", 0x5a362506),
PCMCIA_DEVICE_NULL,
};

diff --git a/drivers/ata/pata_sch.c b/drivers/ata/pata_sch.c
index c8cc027..6aeeeeb 100644
--- a/drivers/ata/pata_sch.c
+++ b/drivers/ata/pata_sch.c
@@ -83,7 +83,7 @@ static struct ata_port_operations sch_pata_ops = {
};

static struct ata_port_info sch_port_info = {
- .flags = 0,
+ .flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = ATA_PIO4, /* pio0-4 */
.mwdma_mask = ATA_MWDMA2, /* mwdma0-2 */
.udma_mask = ATA_UDMA5, /* udma0-5 */
--
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