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Message-ID: <20080115034409.GA3457@havoc.gtf.org>
Date: Mon, 14 Jan 2008 22:44:09 -0500
From: Jeff Garzik <jeff@...zik.org>
To: Andrew Morton <akpm@...ux-foundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-ide@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: [git patches] libata fixes
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/ata_piix.c | 51 +++++++++++++++++++++++++++++++++++++++++++++
drivers/ata/libata-scsi.c | 6 ++--
drivers/ata/sata_sil24.c | 5 +++-
3 files changed, 58 insertions(+), 4 deletions(-)
Tejun Heo (4):
ata_piix: ignore ATA_DMA_ERR on vmware ich4
sata_sil24: fix stupid typo
sata_sil24: freeze on non-dev errors reported via CERR
libata: relocate sdev->manage_start_stop configuration
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c
index bb62a58..b406b39 100644
--- a/drivers/ata/ata_piix.c
+++ b/drivers/ata/ata_piix.c
@@ -132,6 +132,7 @@ enum {
ich8_2port_sata,
ich8m_apple_sata_ahci, /* locks up on second port enable */
tolapai_sata_ahci,
+ piix_pata_vmw, /* PIIX4 for VMware, spurious DMA_ERR */
/* constants for mapping table */
P0 = 0, /* port 0 */
@@ -165,6 +166,7 @@ static void piix_set_piomode(struct ata_port *ap, struct ata_device *adev);
static void piix_set_dmamode(struct ata_port *ap, struct ata_device *adev);
static void ich_set_dmamode(struct ata_port *ap, struct ata_device *adev);
static int ich_pata_cable_detect(struct ata_port *ap);
+static u8 piix_vmw_bmdma_status(struct ata_port *ap);
#ifdef CONFIG_PM
static int piix_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
static int piix_pci_device_resume(struct pci_dev *pdev);
@@ -175,6 +177,8 @@ static unsigned int in_module_init = 1;
static const struct pci_device_id piix_pci_tbl[] = {
/* Intel PIIX3 for the 430HX etc */
{ 0x8086, 0x7010, PCI_ANY_ID, PCI_ANY_ID, 0, 0, piix_pata_mwdma },
+ /* VMware ICH4 */
+ { 0x8086, 0x7111, 0x15ad, 0x1976, 0, 0, piix_pata_vmw },
/* Intel PIIX4 for the 430TX/440BX/MX chipset: UDMA 33 */
/* Also PIIX4E (fn3 rev 2) and PIIX4M (fn3 rev 3) */
{ 0x8086, 0x7111, PCI_ANY_ID, PCI_ANY_ID, 0, 0, piix_pata_33 },
@@ -383,6 +387,38 @@ static const struct ata_port_operations piix_sata_ops = {
.port_start = ata_port_start,
};
+static const struct ata_port_operations piix_vmw_ops = {
+ .set_piomode = piix_set_piomode,
+ .set_dmamode = piix_set_dmamode,
+ .mode_filter = ata_pci_default_filter,
+
+ .tf_load = ata_tf_load,
+ .tf_read = ata_tf_read,
+ .check_status = ata_check_status,
+ .exec_command = ata_exec_command,
+ .dev_select = ata_std_dev_select,
+
+ .bmdma_setup = ata_bmdma_setup,
+ .bmdma_start = ata_bmdma_start,
+ .bmdma_stop = ata_bmdma_stop,
+ .bmdma_status = piix_vmw_bmdma_status,
+ .qc_prep = ata_qc_prep,
+ .qc_issue = ata_qc_issue_prot,
+ .data_xfer = ata_data_xfer,
+
+ .freeze = ata_bmdma_freeze,
+ .thaw = ata_bmdma_thaw,
+ .error_handler = piix_pata_error_handler,
+ .post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .cable_detect = ata_cable_40wire,
+
+ .irq_handler = ata_interrupt,
+ .irq_clear = ata_bmdma_irq_clear,
+ .irq_on = ata_irq_on,
+
+ .port_start = ata_port_start,
+};
+
static const struct piix_map_db ich5_map_db = {
.mask = 0x7,
.port_enable = 0x3,
@@ -623,6 +659,16 @@ static struct ata_port_info piix_port_info[] = {
.port_ops = &piix_sata_ops,
},
+ [piix_pata_vmw] =
+ {
+ .sht = &piix_sht,
+ .flags = PIIX_PATA_FLAGS,
+ .pio_mask = 0x1f, /* pio0-4 */
+ .mwdma_mask = 0x06, /* mwdma1-2 ?? CHECK 0 should be ok but slow */
+ .udma_mask = ATA_UDMA_MASK_40C,
+ .port_ops = &piix_vmw_ops,
+ },
+
};
static struct pci_bits piix_enable_bits[] = {
@@ -1135,6 +1181,11 @@ static int piix_pci_device_resume(struct pci_dev *pdev)
}
#endif
+static u8 piix_vmw_bmdma_status(struct ata_port *ap)
+{
+ return ata_bmdma_status(ap) & ~ATA_DMA_ERR;
+}
+
#define AHCI_PCI_BAR 5
#define AHCI_GLOBAL_CTL 0x04
#define AHCI_ENABLE (1 << 31)
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 264ae60..14daf48 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -841,6 +841,9 @@ static void ata_scsi_dev_config(struct scsi_device *sdev,
blk_queue_max_hw_segments(q, q->max_hw_segments - 1);
}
+ if (dev->class == ATA_DEV_ATA)
+ sdev->manage_start_stop = 1;
+
if (dev->flags & ATA_DFLAG_AN)
set_bit(SDEV_EVT_MEDIA_CHANGE, sdev->supported_events);
@@ -872,9 +875,6 @@ int ata_scsi_slave_config(struct scsi_device *sdev)
ata_scsi_sdev_config(sdev);
- if (dev->class == ATA_DEV_ATA)
- sdev->manage_start_stop = 1;
-
if (dev)
ata_scsi_dev_config(sdev, dev);
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index b4c674d..864c1c1 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -301,7 +301,7 @@ static struct sil24_cerr_info {
[PORT_CERR_PKT_PROT] = { AC_ERR_HSM, ATA_EH_SOFTRESET,
"invalid data directon for ATAPI CDB" },
[PORT_CERR_SGT_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_SOFTRESET,
- "SGT no on qword boundary" },
+ "SGT not on qword boundary" },
[PORT_CERR_SGT_TGTABRT] = { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
"PCI target abort while fetching SGT" },
[PORT_CERR_SGT_MSTABRT] = { AC_ERR_HOST_BUS, ATA_EH_SOFTRESET,
@@ -1094,10 +1094,13 @@ static void sil24_error_intr(struct ata_port *ap)
if (ci && ci->desc) {
err_mask |= ci->err_mask;
action |= ci->action;
+ if (action & ATA_EH_RESET_MASK)
+ freeze = 1;
ata_ehi_push_desc(ehi, "%s", ci->desc);
} else {
err_mask |= AC_ERR_OTHER;
action |= ATA_EH_SOFTRESET;
+ freeze = 1;
ata_ehi_push_desc(ehi, "unknown command error %d",
cerr);
}
--
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