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-rw-r--r--drivers/ata/acard-ahci.c38
-rw-r--r--drivers/ata/ahci.c149
-rw-r--r--drivers/ata/ahci.h2
-rw-r--r--drivers/ata/libahci.c1
-rw-r--r--drivers/ata/libata-sff.c8
-rw-r--r--drivers/ata/pata_atp867x.c7
-rw-r--r--drivers/ata/pata_buddha.c228
-rw-r--r--drivers/ata/pata_cs5520.c6
-rw-r--r--drivers/ata/pata_hpt3x3.c5
-rw-r--r--drivers/ata/pata_ninja32.c5
-rw-r--r--drivers/ata/pata_pdc2027x.c6
-rw-r--r--drivers/ata/pata_sil680.c5
-rw-r--r--drivers/ata/pdc_adma.c23
-rw-r--r--drivers/ata/sata_inic162x.c8
-rw-r--r--drivers/ata/sata_mv.c38
-rw-r--r--drivers/ata/sata_nv.c10
-rw-r--r--drivers/ata/sata_promise.c5
-rw-r--r--drivers/ata/sata_qstor.c34
-rw-r--r--drivers/ata/sata_sil.c5
-rw-r--r--drivers/ata/sata_sil24.c26
-rw-r--r--drivers/ata/sata_svw.c5
-rw-r--r--drivers/ata/sata_sx4.c5
-rw-r--r--drivers/ata/sata_via.c9
-rw-r--r--drivers/ata/sata_vsc.c5
24 files changed, 255 insertions, 378 deletions
diff --git a/drivers/ata/acard-ahci.c b/drivers/ata/acard-ahci.c
index 85357f27a66b..753985c01517 100644
--- a/drivers/ata/acard-ahci.c
+++ b/drivers/ata/acard-ahci.c
@@ -160,37 +160,6 @@ static int acard_ahci_pci_device_resume(struct pci_dev *pdev)
}
#endif
-static int acard_ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac)
-{
- int rc;
-
- if (using_dac &&
- !dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- if (rc) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "64-bit DMA enable failed\n");
- return rc;
- }
- }
- } else {
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit DMA enable failed\n");
- return rc;
- }
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "32-bit consistent DMA enable failed\n");
- return rc;
- }
- }
- return 0;
-}
-
static void acard_ahci_pci_print_info(struct ata_host *host)
{
struct pci_dev *pdev = to_pci_dev(host->dev);
@@ -471,9 +440,12 @@ static int acard_ahci_init_one(struct pci_dev *pdev, const struct pci_device_id
}
/* initialize adapter */
- rc = acard_ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64);
- if (rc)
+ rc = dma_set_mask_and_coherent(&pdev->dev,
+ DMA_BIT_MASK((hpriv->cap & HOST_CAP_64) ? 64 : 32));
+ if (rc) {
+ dev_err(&pdev->dev, "DMA enable failed\n");
return rc;
+ }
rc = ahci_reset_controller(host);
if (rc)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index f7652baa6337..dd92faf197d5 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -65,6 +65,12 @@ enum board_ids {
board_ahci_sb700, /* for SB700 and SB800 */
board_ahci_vt8251,
+ /*
+ * board IDs for Intel chipsets that support more than 6 ports
+ * *and* end up needing the PCS quirk.
+ */
+ board_ahci_pcs7,
+
/* aliases */
board_ahci_mcp_linux = board_ahci_mcp65,
board_ahci_mcp67 = board_ahci_mcp65,
@@ -220,6 +226,12 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_vt8251_ops,
},
+ [board_ahci_pcs7] = {
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_ops,
+ },
};
static const struct pci_device_id ahci_pci_tbl[] = {
@@ -264,26 +276,26 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */
{ PCI_VDEVICE(INTEL, 0x3b2c), board_ahci_mobile }, /* PCH M RAID */
{ PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */
- { PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b2), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b3), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b4), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b5), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b6), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19b7), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19bE), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19bF), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c0), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c1), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c2), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c3), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c4), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c5), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19c7), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */
- { PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b0), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b1), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b2), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b3), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b4), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b5), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b6), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19b7), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19bE), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19bF), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c0), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c1), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c2), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c3), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c4), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c5), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c6), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19c7), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19cE), board_ahci_pcs7 }, /* DNV AHCI */
+ { PCI_VDEVICE(INTEL, 0x19cF), board_ahci_pcs7 }, /* DNV AHCI */
{ PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */
{ PCI_VDEVICE(INTEL, 0x1c03), board_ahci_mobile }, /* CPT M AHCI */
{ PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */
@@ -623,30 +635,6 @@ static void ahci_pci_save_initial_config(struct pci_dev *pdev,
ahci_save_initial_config(&pdev->dev, hpriv);
}
-static int ahci_pci_reset_controller(struct ata_host *host)
-{
- struct pci_dev *pdev = to_pci_dev(host->dev);
- int rc;
-
- rc = ahci_reset_controller(host);
- if (rc)
- return rc;
-
- if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
- struct ahci_host_priv *hpriv = host->private_data;
- u16 tmp16;
-
- /* configure PCS */
- pci_read_config_word(pdev, 0x92, &tmp16);
- if ((tmp16 & hpriv->port_map) != hpriv->port_map) {
- tmp16 |= hpriv->port_map;
- pci_write_config_word(pdev, 0x92, tmp16);
- }
- }
-
- return 0;
-}
-
static void ahci_pci_init_controller(struct ata_host *host)
{
struct ahci_host_priv *hpriv = host->private_data;
@@ -849,7 +837,7 @@ static int ahci_pci_device_runtime_resume(struct device *dev)
struct ata_host *host = pci_get_drvdata(pdev);
int rc;
- rc = ahci_pci_reset_controller(host);
+ rc = ahci_reset_controller(host);
if (rc)
return rc;
ahci_pci_init_controller(host);
@@ -884,7 +872,7 @@ static int ahci_pci_device_resume(struct device *dev)
ahci_mcp89_apple_enable(pdev);
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
- rc = ahci_pci_reset_controller(host);
+ rc = ahci_reset_controller(host);
if (rc)
return rc;
@@ -901,40 +889,23 @@ static int ahci_pci_device_resume(struct device *dev)
static int ahci_configure_dma_masks(struct pci_dev *pdev, int using_dac)
{
+ const int dma_bits = using_dac ? 64 : 32;
int rc;
/*
* If the device fixup already set the dma_mask to some non-standard
* value, don't extend it here. This happens on STA2X11, for example.
+ *
+ * XXX: manipulating the DMA mask from platform code is completely
+ * bogus, platform code should use dev->bus_dma_mask instead..
*/
if (pdev->dma_mask && pdev->dma_mask < DMA_BIT_MASK(32))
return 0;
- if (using_dac &&
- !dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- if (rc) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "64-bit DMA enable failed\n");
- return rc;
- }
- }
- } else {
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit DMA enable failed\n");
- return rc;
- }
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "32-bit consistent DMA enable failed\n");
- return rc;
- }
- }
- return 0;
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(dma_bits));
+ if (rc)
+ dev_err(&pdev->dev, "DMA enable failed\n");
+ return rc;
}
static void ahci_pci_print_info(struct ata_host *host)
@@ -1619,6 +1590,34 @@ update_policy:
ap->target_lpm_policy = policy;
}
+static void ahci_intel_pcs_quirk(struct pci_dev *pdev, struct ahci_host_priv *hpriv)
+{
+ const struct pci_device_id *id = pci_match_id(ahci_pci_tbl, pdev);
+ u16 tmp16;
+
+ /*
+ * Only apply the 6-port PCS quirk for known legacy platforms.
+ */
+ if (!id || id->vendor != PCI_VENDOR_ID_INTEL)
+ return;
+ if (((enum board_ids) id->driver_data) < board_ahci_pcs7)
+ return;
+
+ /*
+ * port_map is determined from PORTS_IMPL PCI register which is
+ * implemented as write or write-once register. If the register
+ * isn't programmed, ahci automatically generates it from number
+ * of ports, which is good enough for PCS programming. It is
+ * otherwise expected that platform firmware enables the ports
+ * before the OS boots.
+ */
+ pci_read_config_word(pdev, PCS_6, &tmp16);
+ if ((tmp16 & hpriv->port_map) != hpriv->port_map) {
+ tmp16 |= hpriv->port_map;
+ pci_write_config_word(pdev, PCS_6, tmp16);
+ }
+}
+
static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
unsigned int board_id = ent->driver_data;
@@ -1731,6 +1730,12 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* save initial config */
ahci_pci_save_initial_config(pdev, hpriv);
+ /*
+ * If platform firmware failed to enable ports, try to enable
+ * them here.
+ */
+ ahci_intel_pcs_quirk(pdev, hpriv);
+
/* prepare host */
if (hpriv->cap & HOST_CAP_NCQ) {
pi.flags |= ATA_FLAG_NCQ;
@@ -1840,7 +1845,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc)
return rc;
- rc = ahci_pci_reset_controller(host);
+ rc = ahci_reset_controller(host);
if (rc)
return rc;
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 0570629d719d..3dbf398c92ea 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -247,6 +247,8 @@ enum {
ATA_FLAG_ACPI_SATA | ATA_FLAG_AN,
ICH_MAP = 0x90, /* ICH MAP register */
+ PCS_6 = 0x92, /* 6 port PCS */
+ PCS_7 = 0x94, /* 7+ port PCS (Denverton) */
/* em constants */
EM_MAX_SLOTS = 8,
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index e4c45d3cca79..bff369d9a1a7 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -175,7 +175,6 @@ struct ata_port_operations ahci_pmp_retry_srst_ops = {
EXPORT_SYMBOL_GPL(ahci_pmp_retry_srst_ops);
static bool ahci_em_messages __read_mostly = true;
-EXPORT_SYMBOL_GPL(ahci_em_messages);
module_param(ahci_em_messages, bool, 0444);
/* add other LED protocol types when they become supported */
MODULE_PARM_DESC(ahci_em_messages,
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index 4f115adb4ee8..4ed682da52ae 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -3153,15 +3153,9 @@ void ata_pci_bmdma_init(struct ata_host *host)
* ->sff_irq_clear method. Try to initialize bmdma_addr
* regardless of dma masks.
*/
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
ata_bmdma_nodma(host, "failed to set dma mask");
- if (!rc) {
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- ata_bmdma_nodma(host,
- "failed to set consistent dma mask");
- }
/* request and iomap DMA region */
rc = pcim_iomap_regions(pdev, 1 << 4, dev_driver_string(gdev));
diff --git a/drivers/ata/pata_atp867x.c b/drivers/ata/pata_atp867x.c
index 2b9ed4ddef8d..cfd0cf2cbca6 100644
--- a/drivers/ata/pata_atp867x.c
+++ b/drivers/ata/pata_atp867x.c
@@ -463,12 +463,7 @@ static int atp867x_ata_pci_sff_init_host(struct ata_host *host)
atp867x_fixup(host);
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
-
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
- return rc;
+ return dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
}
static int atp867x_init_one(struct pci_dev *pdev,
diff --git a/drivers/ata/pata_buddha.c b/drivers/ata/pata_buddha.c
index 11a8044ff633..27d4c417fc60 100644
--- a/drivers/ata/pata_buddha.c
+++ b/drivers/ata/pata_buddha.c
@@ -18,7 +18,9 @@
#include <linux/kernel.h>
#include <linux/libata.h>
#include <linux/mm.h>
+#include <linux/mod_devicetable.h>
#include <linux/module.h>
+#include <linux/types.h>
#include <linux/zorro.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_host.h>
@@ -29,7 +31,7 @@
#include <asm/setup.h>
#define DRV_NAME "pata_buddha"
-#define DRV_VERSION "0.1.0"
+#define DRV_VERSION "0.1.1"
#define BUDDHA_BASE1 0x800
#define BUDDHA_BASE2 0xa00
@@ -47,11 +49,11 @@ enum {
BOARD_XSURF
};
-static unsigned int buddha_bases[3] __initdata = {
+static unsigned int buddha_bases[3] = {
BUDDHA_BASE1, BUDDHA_BASE2, BUDDHA_BASE3
};
-static unsigned int xsurf_bases[2] __initdata = {
+static unsigned int xsurf_bases[2] = {
XSURF_BASE1, XSURF_BASE2
};
@@ -145,111 +147,151 @@ static struct ata_port_operations pata_xsurf_ops = {
.set_mode = pata_buddha_set_mode,
};
-static int __init pata_buddha_init_one(void)
+static int pata_buddha_probe(struct zorro_dev *z,
+ const struct zorro_device_id *ent)
{
- struct zorro_dev *z = NULL;
+ static const char * const board_name[] = {
+ "Buddha", "Catweasel", "X-Surf"
+ };
+ struct ata_host *host;
+ void __iomem *buddha_board;
+ unsigned long board;
+ unsigned int type = ent->driver_data;
+ unsigned int nr_ports = (type == BOARD_CATWEASEL) ? 3 : 2;
+ void *old_drvdata;
+ int i;
+
+ dev_info(&z->dev, "%s IDE controller\n", board_name[type]);
+
+ board = z->resource.start;
+
+ if (type != BOARD_XSURF) {
+ if (!devm_request_mem_region(&z->dev,
+ board + BUDDHA_BASE1,
+ 0x800, DRV_NAME))
+ return -ENXIO;
+ } else {
+ if (!devm_request_mem_region(&z->dev,
+ board + XSURF_BASE1,
+ 0x1000, DRV_NAME))
+ return -ENXIO;
+ if (!devm_request_mem_region(&z->dev,
+ board + XSURF_BASE2,
+ 0x1000, DRV_NAME)) {
+ }
+ }
+
+ /* Workaround for X-Surf: Save drvdata in case zorro8390 has set it */
+ if (type == BOARD_XSURF)
+ old_drvdata = dev_get_drvdata(&z->dev);
+
+ /* allocate host */
+ host = ata_host_alloc(&z->dev, nr_ports);
+ if (type == BOARD_XSURF)
+ dev_set_drvdata(&z->dev, old_drvdata);
+ if (!host)
+ return -ENXIO;
+
+ buddha_board = ZTWO_VADDR(board);
+
+ /* enable the board IRQ on Buddha/Catweasel */
+ if (type != BOARD_XSURF)
+ z_writeb(0, buddha_board + BUDDHA_IRQ_MR);
- while ((z = zorro_find_device(ZORRO_WILDCARD, z))) {
- static const char *board_name[]
- = { "Buddha", "Catweasel", "X-Surf" };
- struct ata_host *host;
- void __iomem *buddha_board;
- unsigned long board;
- unsigned int type, nr_ports = 2;
- int i;
-
- if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_BUDDHA) {
- type = BOARD_BUDDHA;
- } else if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_CATWEASEL) {
- type = BOARD_CATWEASEL;
- nr_ports++;
- } else if (z->id == ZORRO_PROD_INDIVIDUAL_COMPUTERS_X_SURF) {
- type = BOARD_XSURF;
- } else
- continue;
-
- dev_info(&z->dev, "%s IDE controller\n", board_name[type]);
-
- board = z->resource.start;
+ for (i = 0; i < nr_ports; i++) {
+ struct ata_port *ap = host->ports[i];
+ void __iomem *base, *irqport;
+ unsigned long ctl = 0;
if (type != BOARD_XSURF) {
- if (!devm_request_mem_region(&z->dev,
- board + BUDDHA_BASE1,
- 0x800, DRV_NAME))
- continue;
+ ap->ops = &pata_buddha_ops;
+ base = buddha_board + buddha_bases[i];
+ ctl = BUDDHA_CONTROL;
+ irqport = buddha_board + BUDDHA_IRQ + i * 0x40;
} else {
- if (!devm_request_mem_region(&z->dev,
- board + XSURF_BASE1,
- 0x1000, DRV_NAME))
- continue;
- if (!devm_request_mem_region(&z->dev,
- board + XSURF_BASE2,
- 0x1000, DRV_NAME))
- continue;
+ ap->ops = &pata_xsurf_ops;
+ base = buddha_board + xsurf_bases[i];
+ /* X-Surf has no CS1* (Control/AltStat) */
+ irqport = buddha_board + XSURF_IRQ;
}
- /* allocate host */
- host = ata_host_alloc(&z->dev, nr_ports);
- if (!host)
- continue;
-
- buddha_board = ZTWO_VADDR(board);
-
- /* enable the board IRQ on Buddha/Catweasel */
- if (type != BOARD_XSURF)
- z_writeb(0, buddha_board + BUDDHA_IRQ_MR);
-
- for (i = 0; i < nr_ports; i++) {
- struct ata_port *ap = host->ports[i];
- void __iomem *base, *irqport;
- unsigned long ctl = 0;
-
- if (type != BOARD_XSURF) {
- ap->ops = &pata_buddha_ops;
- base = buddha_board + buddha_bases[i];
- ctl = BUDDHA_CONTROL;
- irqport = buddha_board + BUDDHA_IRQ + i * 0x40;
- } else {
- ap->ops = &pata_xsurf_ops;
- base = buddha_board + xsurf_bases[i];
- /* X-Surf has no CS1* (Control/AltStat) */
- irqport = buddha_board + XSURF_IRQ;
- }
-
- ap->pio_mask = ATA_PIO4;
- ap->flags |= ATA_FLAG_SLAVE_POSS | ATA_FLAG_NO_IORDY;
-
- ap->ioaddr.data_addr = base;
- ap->ioaddr.error_addr = base + 2 + 1 * 4;
- ap->ioaddr.feature_addr = base + 2 + 1 * 4;
- ap->ioaddr.nsect_addr = base + 2 + 2 * 4;
- ap->ioaddr.lbal_addr = base + 2 + 3 * 4;
- ap->ioaddr.lbam_addr = base + 2 + 4 * 4;
- ap->ioaddr.lbah_addr = base + 2 + 5 * 4;
- ap->ioaddr.device_addr = base + 2 + 6 * 4;
- ap->ioaddr.status_addr = base + 2 + 7 * 4;
- ap->ioaddr.command_addr = base + 2 + 7 * 4;
-
- if (ctl) {
- ap->ioaddr.altstatus_addr = base + ctl;
- ap->ioaddr.ctl_addr = base + ctl;
- }
-
- ap->private_data = (void *)irqport;
-
- ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", board,
- ctl ? board + buddha_bases[i] + ctl : 0);
+ ap->pio_mask = ATA_PIO4;
+ ap->flags |= ATA_FLAG_SLAVE_POSS | ATA_FLAG_NO_IORDY;
+
+ ap->ioaddr.data_addr = base;
+ ap->ioaddr.error_addr = base + 2 + 1 * 4;
+ ap->ioaddr.feature_addr = base + 2 + 1 * 4;
+ ap->ioaddr.nsect_addr = base + 2 + 2 * 4;
+ ap->ioaddr.lbal_addr = base + 2 + 3 * 4;
+ ap->ioaddr.lbam_addr = base + 2 + 4 * 4;
+ ap->ioaddr.lbah_addr = base + 2 + 5 * 4;
+ ap->ioaddr.device_addr = base + 2 + 6 * 4;
+ ap->ioaddr.status_addr = base + 2 + 7 * 4;
+ ap->ioaddr.command_addr = base + 2 + 7 * 4;
+
+ if (ctl) {
+ ap->ioaddr.altstatus_addr = base + ctl;
+ ap->ioaddr.ctl_addr = base + ctl;
}
- ata_host_activate(host, IRQ_AMIGA_PORTS, ata_sff_interrupt,
- IRQF_SHARED, &pata_buddha_sht);
+ ap->private_data = (void *)irqport;
+ ata_port_desc(ap, "cmd 0x%lx ctl 0x%lx", board,
+ ctl ? board + buddha_bases[i] + ctl : 0);
}
+ ata_host_activate(host, IRQ_AMIGA_PORTS, ata_sff_interrupt,
+ IRQF_SHARED, &pata_buddha_sht);
+
return 0;
}
-module_init(pata_buddha_init_one);
+static void pata_buddha_remove(struct zorro_dev *z)
+{
+ struct ata_host *host = dev_get_drvdata(&z->dev);
+
+ ata_host_detach(host);
+}
+
+static const struct zorro_device_id pata_buddha_zorro_tbl[] = {
+ { ZORRO_PROD_INDIVIDUAL_COMPUTERS_BUDDHA, BOARD_BUDDHA},
+ { ZORRO_PROD_INDIVIDUAL_COMPUTERS_CATWEASEL, BOARD_CATWEASEL},
+ { 0 }
+};
+MODULE_DEVICE_TABLE(zorro, pata_buddha_zorro_tbl);
+
+static struct zorro_driver pata_buddha_driver = {
+ .name = "pata_buddha",
+ .id_table = pata_buddha_zorro_tbl,
+ .probe = pata_buddha_probe,
+ .remove = pata_buddha_remove,
+};
+
+/*
+ * We cannot have a modalias for X-Surf boards, as it competes with the
+ * zorro8390 network driver. As a stopgap measure until we have proper
+ * MFD support for this board, we manually attach to it late after Zorro
+ * has enumerated its boards.
+ */
+static int __init pata_buddha_late_init(void)
+{
+ struct zorro_dev *z = NULL;
+
+ /* Auto-bind to regular boards */
+ zorro_register_driver(&pata_buddha_driver);
+
+ /* Manually bind to all X-Surf boards */
+ while ((z = zorro_find_device(ZORRO_PROD_INDIVIDUAL_COMPUTERS_X_SURF, z))) {
+ static struct zorro_device_id xsurf_ent = {
+ ZORRO_PROD_INDIVIDUAL_COMPUTERS_X_SURF, BOARD_XSURF
+ };
+
+ pata_buddha_probe(z, &xsurf_ent);
+ }
+
+ return 0;
+}
+late_initcall(pata_buddha_late_init);
MODULE_AUTHOR("Bartlomiej Zolnierkiewicz");
MODULE_DESCRIPTION("low-level driver for Buddha/Catweasel/X-Surf PATA");
diff --git a/drivers/ata/pata_cs5520.c b/drivers/ata/pata_cs5520.c
index 099a5c68a4c9..9052148b306d 100644
--- a/drivers/ata/pata_cs5520.c
+++ b/drivers/ata/pata_cs5520.c
@@ -155,14 +155,10 @@ static int cs5520_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
return -ENODEV;
}
- if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
+ if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32))) {
printk(KERN_ERR DRV_NAME ": unable to configure DMA mask.\n");
return -ENODEV;
}
- if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32))) {
- printk(KERN_ERR DRV_NAME ": unable to configure consistent DMA mask.\n");
- return -ENODEV;
- }
/* Map IO ports and initialize host accordingly */
iomap[0] = devm_ioport_map(&pdev->dev, cmd_port[0], 8);
diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c
index b2fc023783b1..83974d5eb387 100644
--- a/drivers/ata/pata_hpt3x3.c
+++ b/drivers/ata/pata_hpt3x3.c
@@ -221,10 +221,7 @@ static int hpt3x3_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
if (rc)
return rc;
host->iomap = pcim_iomap_table(pdev);
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c
index 607db1f05f9a..f9255d6fd194 100644
--- a/drivers/ata/pata_ninja32.c
+++ b/drivers/ata/pata_ninja32.c
@@ -123,10 +123,7 @@ static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
return rc;
host->iomap = pcim_iomap_table(dev);
- rc = dma_set_mask(&dev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&dev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&dev->dev, ATA_DMA_MASK);
if (rc)
return rc;
pci_set_master(dev);
diff --git a/drivers/ata/pata_pdc2027x.c b/drivers/ata/pata_pdc2027x.c
index b656e1536855..de834fbb6dfe 100644
--- a/drivers/ata/pata_pdc2027x.c
+++ b/drivers/ata/pata_pdc2027x.c
@@ -722,11 +722,7 @@ static int pdc2027x_init_one(struct pci_dev *pdev,
return rc;
host->iomap = pcim_iomap_table(pdev);
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
-
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c
index c14071be4f55..7ab9aea3b630 100644
--- a/drivers/ata/pata_sil680.c
+++ b/drivers/ata/pata_sil680.c
@@ -374,10 +374,7 @@ static int sil680_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->iomap = pcim_iomap_table(pdev);
/* Setup DMA masks */
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
pci_set_master(pdev);
diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c
index c5bbb07aa7d9..cb490531b62e 100644
--- a/drivers/ata/pdc_adma.c
+++ b/drivers/ata/pdc_adma.c
@@ -572,23 +572,6 @@ static void adma_host_init(struct ata_host *host, unsigned int chip_id)
adma_reset_engine(host->ports[port_no]);
}
-static int adma_set_dma_masks(struct pci_dev *pdev, void __iomem *mmio_base)
-{
- int rc;
-
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit DMA enable failed\n");
- return rc;
- }
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit consistent DMA enable failed\n");
- return rc;
- }
- return 0;
-}
-
static int adma_ata_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -619,9 +602,11 @@ static int adma_ata_init_one(struct pci_dev *pdev,
host->iomap = pcim_iomap_table(pdev);
mmio_base = host->iomap[ADMA_MMIO_BAR];
- rc = adma_set_dma_masks(pdev, mmio_base);
- if (rc)
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_err(&pdev->dev, "32-bit DMA enable failed\n");
return rc;
+ }
for (port_no = 0; port_no < ADMA_PORTS; ++port_no) {
struct ata_port *ap = host->ports[port_no];
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c
index 790968497dfe..7f99e23bff88 100644
--- a/drivers/ata/sata_inic162x.c
+++ b/drivers/ata/sata_inic162x.c
@@ -862,18 +862,12 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
}
/* Set dma_mask. This devices doesn't support 64bit addressing. */
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (rc) {
dev_err(&pdev->dev, "32-bit DMA enable failed\n");
return rc;
}
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit consistent DMA enable failed\n");
- return rc;
- }
-
rc = init_controller(hpriv->mmio_base, hpriv->cached_hctl);
if (rc) {
dev_err(&pdev->dev, "failed to initialize controller\n");
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index da585d2bded6..ad385a113391 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -4314,38 +4314,6 @@ static struct pci_driver mv_pci_driver = {
};
-/* move to PCI layer or libata core? */
-static int pci_go_64(struct pci_dev *pdev)
-{
- int rc;
-
- if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- if (rc) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "64-bit DMA enable failed\n");
- return rc;
- }
- }
- } else {
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit DMA enable failed\n");
- return rc;
- }
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "32-bit consistent DMA enable failed\n");
- return rc;
- }
- }
-
- return rc;
-}
-
/**
* mv_print_info - Dump key info to kernel log for perusal.
* @host: ATA host to print info about
@@ -4430,9 +4398,11 @@ static int mv_pci_init_one(struct pci_dev *pdev,
host->iomap = pcim_iomap_table(pdev);
hpriv->base = host->iomap[MV_PRIMARY_BAR];
- rc = pci_go_64(pdev);
- if (rc)
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ if (rc) {
+ dev_err(&pdev->dev, "DMA enable failed\n");
return rc;
+ }
rc = mv_create_dma_pools(hpriv, &pdev->dev);
if (rc)
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index b44b4b64354c..56946012d113 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -1122,14 +1122,10 @@ static int nv_adma_port_start(struct ata_port *ap)
/*
* Now that the legacy PRD and padding buffer are allocated we can
- * try to raise the DMA mask to allocate the CPB/APRD table.
+ * raise the DMA mask to allocate the CPB/APRD table.
*/
- rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
- if (rc) {
- rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
- if (rc)
- return rc;
- }
+ dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+
pp->adma_dma_mask = *dev->dma_mask;
mem = dmam_alloc_coherent(dev, NV_ADMA_PORT_PRIV_DMA_SZ,
diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c
index f4dfec3b6e42..5fd464765ddc 100644
--- a/drivers/ata/sata_promise.c
+++ b/drivers/ata/sata_promise.c
@@ -1230,10 +1230,7 @@ static int pdc_ata_init_one(struct pci_dev *pdev,
/* initialize adapter */
pdc_host_init(host);
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c
index 865e5c58bd94..c53c5a47204d 100644
--- a/drivers/ata/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -537,33 +537,13 @@ static void qs_host_init(struct ata_host *host, unsigned int chip_id)
static int qs_set_dma_masks(struct pci_dev *pdev, void __iomem *mmio_base)
{
u32 bus_info = readl(mmio_base + QS_HID_HPHY);
- int rc, have_64bit_bus = (bus_info & QS_HPHY_64BIT);
-
- if (have_64bit_bus &&
- !dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- if (rc) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "64-bit DMA enable failed\n");
- return rc;
- }
- }
- } else {
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit DMA enable failed\n");
- return rc;
- }
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "32-bit consistent DMA enable failed\n");
- return rc;
- }
- }
- return 0;
+ int dma_bits = (bus_info & QS_HPHY_64BIT) ? 64 : 32;
+ int rc;
+
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(dma_bits));
+ if (rc)
+ dev_err(&pdev->dev, "%d-bit DMA enable failed\n", dma_bits);
+ return rc;
}
static int qs_ata_init_one(struct pci_dev *pdev,
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index 25b6a52be5ab..e6fbae2f645a 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -757,10 +757,7 @@ static int sil_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
return rc;
host->iomap = pcim_iomap_table(pdev);
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 98aad8206921..7bef82de53ca 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -1301,28 +1301,10 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
host->iomap = iomap;
/* configure and activate the device */
- if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- if (rc) {
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "64-bit DMA enable failed\n");
- return rc;
- }
- }
- } else {
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev, "32-bit DMA enable failed\n");
- return rc;
- }
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc) {
- dev_err(&pdev->dev,
- "32-bit consistent DMA enable failed\n");
- return rc;
- }
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ if (rc) {
+ dev_err(&pdev->dev, "DMA enable failed\n");
+ return rc;
}
/* Set max read request size to 4096. This slightly increases
diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c
index b903d55c6c20..f8552559db7f 100644
--- a/drivers/ata/sata_svw.c
+++ b/drivers/ata/sata_svw.c
@@ -471,10 +471,7 @@ static int k2_sata_init_one(struct pci_dev *pdev, const struct pci_device_id *en
ata_port_pbar_desc(ap, 5, offset, "port");
}
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c
index ae8e374d0a77..2277ba0c9c7f 100644
--- a/drivers/ata/sata_sx4.c
+++ b/drivers/ata/sata_sx4.c
@@ -1470,10 +1470,7 @@ static int pdc_sata_init_one(struct pci_dev *pdev,
}
/* configure and activate */
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
+ rc = dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
if (rc)
return rc;
diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c
index fcb9245b184f..c7891cc84ea0 100644
--- a/drivers/ata/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -505,14 +505,7 @@ static int vt6421_prepare_host(struct pci_dev *pdev, struct ata_host **r_host)
for (i = 0; i < host->n_ports; i++)
vt6421_init_addrs(host->ports[i]);
- rc = dma_set_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, ATA_DMA_MASK);
- if (rc)
- return rc;
-
- return 0;
+ return dma_set_mask_and_coherent(&pdev->dev, ATA_DMA_MASK);
}
static int vt8251_prepare_host(struct pci_dev *pdev, struct ata_host **r_host)
diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c
index fd401e9164ef..8fa952cb9f7f 100644
--- a/drivers/ata/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -371,10 +371,7 @@ static int vsc_sata_init_one(struct pci_dev *pdev,
/*
* Use 32 bit DMA mask, because 64 bit address support is poor.
*/
- rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
- if (rc)
- return rc;
- rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
+ rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
if (rc)
return rc;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-05 12:21:38 +0300