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Message-ID: <20070714081818.GC27006@havoc.gtf.org>
Date: Sat, 14 Jul 2007 04:18:18 -0400
From: Jeff Garzik <jeff@...zik.org>
To: linux-ide@...r.kernel.org
Cc: LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 3/3] libata: replace ATA_FLAG_{NCQ,NO_ATAPI} using ->proto_mask
commit a02791c8298bc0c2202a49c5e781ed2c68132dc8
Author: Jeff Garzik <jeff@...zik.org>
Date: Sat Jul 14 04:10:11 2007 -0400
[libata] Use ->proto_mask to replace NCQ and NO_ATAPI flags
Signed-off-by: Jeff Garzik <jeff@...zik.org>
drivers/ata/ahci.c | 2 +-
drivers/ata/libata-core.c | 2 +-
drivers/ata/libata-scsi.c | 2 +-
drivers/ata/pata_ixp4xx_cf.c | 4 ++--
drivers/ata/sata_mv.c | 19 ++++++++++---------
drivers/ata/sata_nv.c | 4 ++--
drivers/ata/sata_sil24.c | 8 ++++----
drivers/ata/sata_sx4.c | 5 +++--
include/linux/ata.h | 2 ++
include/linux/libata.h | 2 --
10 files changed, 26 insertions(+), 24 deletions(-)
a02791c8298bc0c2202a49c5e781ed2c68132dc8
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 9043642..676aa6c 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1801,7 +1801,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* prepare host */
if (!(pi.flags & AHCI_FLAG_NO_NCQ) && (hpriv->cap & HOST_CAP_NCQ))
- pi.flags |= ATA_FLAG_NCQ;
+ pi.proto_mask |= ATA_PMASK_NCQ;
host = ata_host_alloc_pinfo(&pdev->dev, ppi, fls(hpriv->port_map));
if (!host)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 5cffca8..5036e83 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1789,7 +1789,7 @@ static void ata_dev_config_ncq(struct ata_device *dev,
snprintf(desc, desc_sz, "NCQ (not used)");
return;
}
- if (ap->flags & ATA_FLAG_NCQ) {
+ if (ap->proto_mask & ATA_PMASK_NCQ) {
hdepth = min(ap->scsi_host->can_queue, ATA_MAX_QUEUE - 1);
dev->flags |= ATA_DFLAG_NCQ;
}
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f6da0cb..60ccf12 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -2458,7 +2458,7 @@ static int ata_scsi_dev_enabled(struct ata_device *dev)
if (unlikely(!ata_dev_enabled(dev)))
return 0;
- if (!atapi_enabled || (dev->ap->flags & ATA_FLAG_NO_ATAPI)) {
+ if (!atapi_enabled || (!(dev->ap->proto_mask & ATA_PMASK_ALL_ATAPI))) {
if (unlikely(dev->class == ATA_DEV_ATAPI)) {
ata_dev_printk(dev, KERN_WARNING,
"WARNING: ATAPI is %s, device ignored.\n",
diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c
index 121e7af..cb81a43 100644
--- a/drivers/ata/pata_ixp4xx_cf.c
+++ b/drivers/ata/pata_ixp4xx_cf.c
@@ -201,8 +201,8 @@ static __devinit int ixp4xx_pata_probe(struct platform_device *pdev)
ap->ops = &ixp4xx_port_ops;
ap->pio_mask = 0x1f; /* PIO4 */
- ap->proto_mask = ATA_PMASK_SFF;
- ap->flags |= ATA_FLAG_MMIO | ATA_FLAG_NO_LEGACY | ATA_FLAG_NO_ATAPI;
+ ap->proto_mask = ATA_PMASK_NODATA | ATA_PMASK_PIO;
+ ap->flags |= ATA_FLAG_MMIO | ATA_FLAG_NO_LEGACY;
ixp4xx_setup_port(&ap->ioaddr, data);
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index f45867e..8cd4384 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -127,9 +127,10 @@ enum {
MV_FLAG_DUAL_HC = (1 << 30), /* two SATA Host Controllers */
MV_FLAG_IRQ_COALESCE = (1 << 29), /* IRQ coalescing capability */
MV_COMMON_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
- ATA_FLAG_MMIO | ATA_FLAG_NO_ATAPI |
- ATA_FLAG_PIO_POLLING,
+ ATA_FLAG_MMIO | ATA_FLAG_PIO_POLLING,
MV_6XXX_FLAGS = MV_FLAG_IRQ_COALESCE,
+ MV_PMASK = ATA_PMASK_NODATA | ATA_PMASK_PIO |
+ ATA_PMASK_DMA,
CRQB_FLAG_READ = (1 << 0),
CRQB_TAG_SHIFT = 1,
@@ -574,28 +575,28 @@ static const struct ata_port_info mv_port_info[] = {
.flags = MV_COMMON_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv5_ops,
},
{ /* chip_508x */
.flags = MV_COMMON_FLAGS | MV_FLAG_DUAL_HC,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv5_ops,
},
{ /* chip_5080 */
.flags = MV_COMMON_FLAGS | MV_FLAG_DUAL_HC,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv5_ops,
},
{ /* chip_604x */
.flags = MV_COMMON_FLAGS | MV_6XXX_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv6_ops,
},
{ /* chip_608x */
@@ -603,21 +604,21 @@ static const struct ata_port_info mv_port_info[] = {
MV_FLAG_DUAL_HC,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv6_ops,
},
{ /* chip_6042 */
.flags = MV_COMMON_FLAGS | MV_6XXX_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv_iie_ops,
},
{ /* chip_7042 */
.flags = MV_COMMON_FLAGS | MV_6XXX_FLAGS,
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = MV_PMASK,
.port_ops = &mv_iie_ops,
},
};
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index af1035b..3b634d7 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -493,11 +493,11 @@ static const struct ata_port_info nv_port_info[] = {
.sht = &nv_adma_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_HRST_TO_RESUME |
- ATA_FLAG_MMIO | ATA_FLAG_NCQ,
+ ATA_FLAG_MMIO,
.pio_mask = NV_PIO_MASK,
.mwdma_mask = NV_MWDMA_MASK,
.udma_mask = NV_UDMA_MASK,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = ATA_PMASK_SFF_DMA | ATA_PMASK_NCQ,
.port_ops = &nv_adma_ops,
.irq_handler = nv_adma_interrupt,
},
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 614e3bf..2869cc4 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -237,7 +237,7 @@ enum {
/* host flags */
SIL24_COMMON_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
- ATA_FLAG_NCQ | ATA_FLAG_SKIP_D2H_BSY |
+ ATA_FLAG_SKIP_D2H_BSY |
ATA_FLAG_ACPI_SATA,
SIL24_FLAG_PCIX_IRQ_WOC = (1 << 24), /* IRQ loss errata on PCI-X */
@@ -427,7 +427,7 @@ static const struct ata_port_info sil24_port_info[] = {
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = ATA_UDMA5, /* udma0-5 */
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = ATA_PMASK_SFF_DMA | ATA_PMASK_NCQ,
.port_ops = &sil24_ops,
},
/* sil_3132 */
@@ -436,7 +436,7 @@ static const struct ata_port_info sil24_port_info[] = {
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = ATA_UDMA5, /* udma0-5 */
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = ATA_PMASK_SFF_DMA | ATA_PMASK_NCQ,
.port_ops = &sil24_ops,
},
/* sil_3131/sil_3531 */
@@ -445,7 +445,7 @@ static const struct ata_port_info sil24_port_info[] = {
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = ATA_UDMA5, /* udma0-5 */
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = ATA_PMASK_SFF_DMA | ATA_PMASK_NCQ,
.port_ops = &sil24_ops,
},
};
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index 4aeaa36..5817a8c 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -276,11 +276,12 @@ static const struct ata_port_info pdc_port_info[] = {
{
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SRST | ATA_FLAG_MMIO |
- ATA_FLAG_NO_ATAPI | ATA_FLAG_PIO_POLLING,
+ ATA_FLAG_PIO_POLLING,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x07, /* mwdma0-2 */
.udma_mask = ATA_UDMA6,
- .proto_mask = ATA_PMASK_SFF_DMA,
+ .proto_mask = ATA_PMASK_NODATA | ATA_PMASK_PIO |
+ ATA_PMASK_DMA,
.port_ops = &pdc_20621_ops,
},
diff --git a/include/linux/ata.h b/include/linux/ata.h
index c5c4780..30afb66 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -301,6 +301,8 @@ enum ata_standard_proto_masks {
ATA_PMASK_ATAPI | ATA_PMASK_ATAPI_NODATA,
ATA_PMASK_SFF_DMA = ATA_PMASK_SFF |
ATA_PMASK_DMA | ATA_PMASK_ATAPI_DMA,
+ ATA_PMASK_ALL_ATAPI = ATA_PMASK_ATAPI | ATA_PMASK_ATAPI_NODATA |
+ ATA_PMASK_ATAPI_DMA,
};
enum ata_ioctls {
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 2f9174c..c1239d4 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -164,12 +164,10 @@ enum {
ATA_FLAG_MMIO = (1 << 3), /* use MMIO, not PIO */
ATA_FLAG_SRST = (1 << 4), /* (obsolete) use ATA SRST, not E.D.D. */
ATA_FLAG_SATA_RESET = (1 << 5), /* (obsolete) use COMRESET */
- ATA_FLAG_NO_ATAPI = (1 << 6), /* No ATAPI support */
ATA_FLAG_PIO_DMA = (1 << 7), /* PIO cmds via DMA */
ATA_FLAG_PIO_LBA48 = (1 << 8), /* Host DMA engine is LBA28 only */
ATA_FLAG_PIO_POLLING = (1 << 9), /* use polling PIO if LLD
* doesn't handle PIO interrupts */
- ATA_FLAG_NCQ = (1 << 10), /* host supports NCQ */
ATA_FLAG_HRST_TO_RESUME = (1 << 11), /* hardreset to resume phy */
ATA_FLAG_SKIP_D2H_BSY = (1 << 12), /* can't wait for the first D2H
* Register FIS clearing BSY */
-
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