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Commit b5625ce6 authored by Jeff Garzik's avatar Jeff Garzik
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[libata] remove dependence on PCI 

Most of this work was done by "Mat Loikkanen" <Mat.Loikkanen@synopsys.com>.

* use struct device rather than struct pci_dev
* use generic DMA routines (dma_xxx) and generic struct device
  routines (dev_xxx)
* isolate PCI-specific helpers inside CONFIG_PCI
parent 9ba41447
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Inline Side-by-side
Showing with 112 additions and 81 deletions
drivers/scsi/ahci.c
View file @ b5625ce6
......@@ -270,7 +270,7 @@ static void ahci_host_stop(struct ata_host_set *host_set)
static int ahci_port_start(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
struct ahci_host_priv *hpriv = ap->host_set->private_data;
struct ahci_port_priv *pp;
int rc;
......@@ -289,7 +289,7 @@ static int ahci_port_start(struct ata_port *ap)
}
memset(pp, 0, sizeof(*pp));
mem = pci_alloc_consistent(pdev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma);
mem = dma_alloc_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma, GFP_KERNEL);
if (!mem) {
rc = -ENOMEM;
goto err_out_kfree;
......@@ -353,7 +353,7 @@ static int ahci_port_start(struct ata_port *ap)
static void ahci_port_stop(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
struct ahci_port_priv *pp = ap->private_data;
void *mmio = ap->host_set->mmio_base;
void *port_mmio = ahci_port_base(mmio, ap->port_no);
......@@ -370,8 +370,8 @@ static void ahci_port_stop(struct ata_port *ap)
msleep(500);
ap->private_data = NULL;
pci_free_consistent(pdev, AHCI_PORT_PRIV_DMA_SZ,
pp->cmd_slot, pp->cmd_slot_dma);
dma_free_coherent(dev, AHCI_PORT_PRIV_DMA_SZ,
pp->cmd_slot, pp->cmd_slot_dma);
kfree(pp);
ata_port_stop(ap);
}
......@@ -703,7 +703,7 @@ static void ahci_setup_port(struct ata_ioports *port, unsigned long base,
static int ahci_host_init(struct ata_probe_ent *probe_ent)
{
struct ahci_host_priv *hpriv = probe_ent->private_data;
struct pci_dev *pdev = probe_ent->pdev;
struct pci_dev *pdev = to_pci_dev(probe_ent->dev);
void __iomem *mmio = probe_ent->mmio_base;
u32 tmp, cap_save;
u16 tmp16;
......@@ -861,7 +861,7 @@ static void pci_enable_intx(struct pci_dev *pdev)
static void ahci_print_info(struct ata_probe_ent *probe_ent)
{
struct ahci_host_priv *hpriv = probe_ent->private_data;
struct pci_dev *pdev = probe_ent->pdev;
struct pci_dev *pdev = to_pci_dev(probe_ent->dev);
void *mmio = probe_ent->mmio_base;
u32 vers, cap, impl, speed;
const char *speed_s;
......@@ -965,7 +965,7 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
}
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->pdev = pdev;
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
mmio_base = ioremap(pci_resource_start(pdev, AHCI_PCI_BAR),
......
drivers/scsi/ata_piix.c
View file @ b5625ce6
......@@ -260,7 +260,7 @@ MODULE_DEVICE_TABLE(pci, piix_pci_tbl);
*/
static void piix_pata_cbl_detect(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
u8 tmp, mask;
/* no 80c support in host controller? */
......@@ -293,8 +293,9 @@ static void piix_pata_cbl_detect(struct ata_port *ap)
static void piix_pata_phy_reset(struct ata_port *ap)
{
if (!pci_test_config_bits(ap->host_set->pdev,
&piix_enable_bits[ap->hard_port_no])) {
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->hard_port_no])) {
ata_port_disable(ap);
printk(KERN_INFO "ata%u: port disabled. ignoring.\n", ap->id);
return;
......@@ -322,7 +323,7 @@ static void piix_pata_phy_reset(struct ata_port *ap)
*/
static int piix_sata_probe (struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
int combined = (ap->flags & ATA_FLAG_SLAVE_POSS);
int orig_mask, mask, i;
u8 pcs;
......@@ -392,7 +393,7 @@ static void piix_sata_phy_reset(struct ata_port *ap)
static void piix_set_piomode (struct ata_port *ap, struct ata_device *adev)
{
unsigned int pio = adev->pio_mode - XFER_PIO_0;
struct pci_dev *dev = ap->host_set->pdev;
struct pci_dev *dev = to_pci_dev(ap->host_set->dev);
unsigned int is_slave = (adev->devno != 0);
unsigned int master_port= ap->hard_port_no ? 0x42 : 0x40;
unsigned int slave_port = 0x44;
......@@ -444,7 +445,7 @@ 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)
{
unsigned int udma = adev->dma_mode; /* FIXME: MWDMA too */
struct pci_dev *dev = ap->host_set->pdev;
struct pci_dev *dev = to_pci_dev(ap->host_set->dev);
u8 maslave = ap->hard_port_no ? 0x42 : 0x40;
u8 speed = udma;
unsigned int drive_dn = (ap->hard_port_no ? 2 : 0) + adev->devno;
......
drivers/scsi/libata-core.c
View file @ b5625ce6
......@@ -1017,7 +1017,7 @@ static void ata_dev_identify(struct ata_port *ap, unsigned int device)
BUG_ON(qc == NULL);
ata_sg_init_one(qc, dev->id, sizeof(dev->id));
qc->pci_dma_dir = PCI_DMA_FROMDEVICE;
qc->dma_dir = DMA_FROM_DEVICE;
qc->tf.protocol = ATA_PROT_PIO;
qc->nsect = 1;
......@@ -1849,7 +1849,7 @@ static void ata_sg_clean(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
struct scatterlist *sg = qc->sg;
int dir = qc->pci_dma_dir;
int dir = qc->dma_dir;
assert(qc->flags & ATA_QCFLAG_DMAMAP);
assert(sg != NULL);
......@@ -1860,9 +1860,9 @@ static void ata_sg_clean(struct ata_queued_cmd *qc)
DPRINTK("unmapping %u sg elements\n", qc->n_elem);
if (qc->flags & ATA_QCFLAG_SG)
pci_unmap_sg(ap->host_set->pdev, sg, qc->n_elem, dir);
dma_unmap_sg(ap->host_set->dev, sg, qc->n_elem, dir);
else
pci_unmap_single(ap->host_set->pdev, sg_dma_address(&sg[0]),
dma_unmap_single(ap->host_set->dev, sg_dma_address(&sg[0]),
sg_dma_len(&sg[0]), dir);
qc->flags &= ~ATA_QCFLAG_DMAMAP;
......@@ -1973,13 +1973,13 @@ void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
static int ata_sg_setup_one(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
int dir = qc->pci_dma_dir;
int dir = qc->dma_dir;
struct scatterlist *sg = qc->sg;
dma_addr_t dma_address;
dma_address = pci_map_single(ap->host_set->pdev, qc->buf_virt,
dma_address = dma_map_single(ap->host_set->dev, qc->buf_virt,
sg_dma_len(sg), dir);
if (pci_dma_mapping_error(dma_address))
if (dma_mapping_error(dma_address))
return -1;
sg_dma_address(sg) = dma_address;
......@@ -2010,8 +2010,8 @@ static int ata_sg_setup(struct ata_queued_cmd *qc)
VPRINTK("ENTER, ata%u\n", ap->id);
assert(qc->flags & ATA_QCFLAG_SG);
dir = qc->pci_dma_dir;
n_elem = pci_map_sg(ap->host_set->pdev, sg, qc->n_elem, dir);
dir = qc->dma_dir;
n_elem = dma_map_sg(ap->host_set->dev, sg, qc->n_elem, dir);
if (n_elem < 1)
return -1;
......@@ -2416,7 +2416,7 @@ static void atapi_request_sense(struct ata_port *ap, struct ata_device *dev,
memset(cmd->sense_buffer, 0, sizeof(cmd->sense_buffer));
ata_sg_init_one(qc, cmd->sense_buffer, sizeof(cmd->sense_buffer));
qc->pci_dma_dir = PCI_DMA_FROMDEVICE;
qc->dma_dir = DMA_FROM_DEVICE;
memset(&qc->cdb, 0, sizeof(ap->cdb_len));
qc->cdb[0] = REQUEST_SENSE;
......@@ -3104,9 +3104,9 @@ static void atapi_packet_task(void *_data)
int ata_port_start (struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
ap->prd = pci_alloc_consistent(pdev, ATA_PRD_TBL_SZ, &ap->prd_dma);
ap->prd = dma_alloc_coherent(dev, ATA_PRD_TBL_SZ, &ap->prd_dma, GFP_KERNEL);
if (!ap->prd)
return -ENOMEM;
......@@ -3117,9 +3117,9 @@ int ata_port_start (struct ata_port *ap)
void ata_port_stop (struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
pci_free_consistent(pdev, ATA_PRD_TBL_SZ, ap->prd, ap->prd_dma);
dma_free_coherent(dev, ATA_PRD_TBL_SZ, ap->prd, ap->prd_dma);
}
/**
......@@ -3165,7 +3165,7 @@ static void ata_host_init(struct ata_port *ap, struct Scsi_Host *host,
host->max_channel = 1;
host->unique_id = ata_unique_id++;
host->max_cmd_len = 12;
scsi_set_device(host, &ent->pdev->dev);
scsi_set_device(host, ent->dev);
scsi_assign_lock(host, &host_set->lock);
ap->flags = ATA_FLAG_PORT_DISABLED;
......@@ -3252,7 +3252,7 @@ static struct ata_port * ata_host_add(struct ata_probe_ent *ent,
int ata_device_add(struct ata_probe_ent *ent)
{
unsigned int count = 0, i;
struct pci_dev *pdev = ent->pdev;
struct device *dev = ent->dev;
struct ata_host_set *host_set;
DPRINTK("ENTER\n");
......@@ -3264,7 +3264,7 @@ int ata_device_add(struct ata_probe_ent *ent)
memset(host_set, 0, sizeof(struct ata_host_set) + (ent->n_ports * sizeof(void *)));
spin_lock_init(&host_set->lock);
host_set->pdev = pdev;
host_set->dev = dev;
host_set->n_ports = ent->n_ports;
host_set->irq = ent->irq;
host_set->mmio_base = ent->mmio_base;
......@@ -3332,7 +3332,7 @@ int ata_device_add(struct ata_probe_ent *ent)
*/
}
rc = scsi_add_host(ap->host, &pdev->dev);
rc = scsi_add_host(ap->host, dev);
if (rc) {
printk(KERN_ERR "ata%u: scsi_add_host failed\n",
ap->id);
......@@ -3352,7 +3352,7 @@ int ata_device_add(struct ata_probe_ent *ent)
scsi_scan_host(ap->host);
}
pci_set_drvdata(pdev, host_set);
dev_set_drvdata(dev, host_set);
VPRINTK("EXIT, returning %u\n", ent->n_ports);
return ent->n_ports; /* success */
......@@ -3413,7 +3413,7 @@ void ata_std_ports(struct ata_ioports *ioaddr)
}
static struct ata_probe_ent *
ata_probe_ent_alloc(int n, struct pci_dev *pdev, struct ata_port_info **port)
ata_probe_ent_alloc(int n, struct device *dev, struct ata_port_info **port)
{
struct ata_probe_ent *probe_ent;
int i;
......@@ -3421,7 +3421,7 @@ ata_probe_ent_alloc(int n, struct pci_dev *pdev, struct ata_port_info **port)
probe_ent = kmalloc(sizeof(*probe_ent) * n, GFP_KERNEL);
if (!probe_ent) {
printk(KERN_ERR DRV_NAME "(%s): out of memory\n",
pci_name(pdev));
kobject_name(&(dev->kobj)));
return NULL;
}
......@@ -3429,7 +3429,7 @@ ata_probe_ent_alloc(int n, struct pci_dev *pdev, struct ata_port_info **port)
for (i = 0; i < n; i++) {
INIT_LIST_HEAD(&probe_ent[i].node);
probe_ent[i].pdev = pdev;
probe_ent[i].dev = dev;
probe_ent[i].sht = port[i]->sht;
probe_ent[i].host_flags = port[i]->host_flags;
......@@ -3443,10 +3443,12 @@ ata_probe_ent_alloc(int n, struct pci_dev *pdev, struct ata_port_info **port)
return probe_ent;
}
#ifdef CONFIG_PCI
struct ata_probe_ent *
ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port)
{
struct ata_probe_ent *probe_ent = ata_probe_ent_alloc(1, pdev, port);
struct ata_probe_ent *probe_ent =
ata_probe_ent_alloc(1, pci_dev_to_dev(pdev), port);
if (!probe_ent)
return NULL;
......@@ -3475,7 +3477,8 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port)
struct ata_probe_ent *
ata_pci_init_legacy_mode(struct pci_dev *pdev, struct ata_port_info **port)
{
struct ata_probe_ent *probe_ent = ata_probe_ent_alloc(2, pdev, port);
struct ata_probe_ent *probe_ent =
ata_probe_ent_alloc(2, pci_dev_to_dev(pdev), port);
if (!probe_ent)
return NULL;
......@@ -3651,7 +3654,8 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
void ata_pci_remove_one (struct pci_dev *pdev)
{
struct ata_host_set *host_set = pci_get_drvdata(pdev);
struct device *dev = pci_dev_to_dev(pdev);
struct ata_host_set *host_set = dev_get_drvdata(dev);
struct ata_port *ap;
unsigned int i;
......@@ -3692,7 +3696,7 @@ void ata_pci_remove_one (struct pci_dev *pdev)
kfree(host_set);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
dev_set_drvdata(dev, NULL);
}
/* move to PCI subsystem */
......@@ -3728,6 +3732,7 @@ int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits)
return (tmp == bits->val) ? 1 : 0;
}
#endif /* CONFIG_PCI */
/**
......@@ -3764,7 +3769,6 @@ module_exit(ata_exit);
* Do not depend on ABI/API stability.
*/
EXPORT_SYMBOL_GPL(pci_test_config_bits);
EXPORT_SYMBOL_GPL(ata_std_bios_param);
EXPORT_SYMBOL_GPL(ata_std_ports);
EXPORT_SYMBOL_GPL(ata_device_add);
......@@ -3779,8 +3783,6 @@ EXPORT_SYMBOL_GPL(ata_noop_dev_select);
EXPORT_SYMBOL_GPL(ata_std_dev_select);
EXPORT_SYMBOL_GPL(ata_tf_to_fis);
EXPORT_SYMBOL_GPL(ata_tf_from_fis);
EXPORT_SYMBOL_GPL(ata_pci_init_legacy_mode);
EXPORT_SYMBOL_GPL(ata_pci_init_native_mode);
EXPORT_SYMBOL_GPL(ata_check_status);
EXPORT_SYMBOL_GPL(ata_exec_command);
EXPORT_SYMBOL_GPL(ata_port_start);
......@@ -3795,8 +3797,6 @@ EXPORT_SYMBOL_GPL(sata_phy_reset);
EXPORT_SYMBOL_GPL(__sata_phy_reset);
EXPORT_SYMBOL_GPL(ata_bus_reset);
EXPORT_SYMBOL_GPL(ata_port_disable);
EXPORT_SYMBOL_GPL(ata_pci_init_one);
EXPORT_SYMBOL_GPL(ata_pci_remove_one);
EXPORT_SYMBOL_GPL(ata_scsi_ioctl);
EXPORT_SYMBOL_GPL(ata_scsi_queuecmd);
EXPORT_SYMBOL_GPL(ata_scsi_error);
......@@ -3806,3 +3806,11 @@ EXPORT_SYMBOL_GPL(ata_host_intr);
EXPORT_SYMBOL_GPL(ata_dev_classify);
EXPORT_SYMBOL_GPL(ata_dev_id_string);
EXPORT_SYMBOL_GPL(ata_scsi_simulate);
#ifdef CONFIG_PCI
EXPORT_SYMBOL_GPL(pci_test_config_bits);
EXPORT_SYMBOL_GPL(ata_pci_init_legacy_mode);
EXPORT_SYMBOL_GPL(ata_pci_init_native_mode);
EXPORT_SYMBOL_GPL(ata_pci_init_one);
EXPORT_SYMBOL_GPL(ata_pci_remove_one);
#endif /* CONFIG_PCI */
drivers/scsi/libata-scsi.c
View file @ b5625ce6
......@@ -678,7 +678,7 @@ static void ata_scsi_translate(struct ata_port *ap, struct ata_device *dev,
ata_sg_init_one(qc, cmd->request_buffer,
cmd->request_bufflen);
qc->pci_dma_dir = scsi_to_pci_dma_dir(cmd->sc_data_direction);
qc->dma_dir = cmd->sc_data_direction;
}
qc->complete_fn = ata_scsi_qc_complete;
......
drivers/scsi/sata_nv.c
View file @ b5625ce6
......@@ -454,12 +454,13 @@ static void nv_check_hotplug(struct ata_host_set *host_set)
static void nv_enable_hotplug_ck804(struct ata_probe_ent *probe_ent)
{
struct pci_dev *pdev = to_pci_dev(probe_ent->dev);
u8 intr_mask;
u8 regval;
pci_read_config_byte(probe_ent->pdev, NV_MCP_SATA_CFG_20, &regval);
pci_read_config_byte(pdev, NV_MCP_SATA_CFG_20, &regval);
regval |= NV_MCP_SATA_CFG_20_SATA_SPACE_EN;
pci_write_config_byte(probe_ent->pdev, NV_MCP_SATA_CFG_20, regval);
pci_write_config_byte(pdev, NV_MCP_SATA_CFG_20, regval);
writeb(NV_INT_STATUS_HOTPLUG, probe_ent->mmio_base + NV_INT_STATUS_CK804);
......@@ -471,6 +472,7 @@ static void nv_enable_hotplug_ck804(struct ata_probe_ent *probe_ent)
static void nv_disable_hotplug_ck804(struct ata_host_set *host_set)
{
struct pci_dev *pdev = to_pci_dev(host_set->dev);
u8 intr_mask;
u8 regval;
......@@ -480,9 +482,9 @@ static void nv_disable_hotplug_ck804(struct ata_host_set *host_set)
writeb(intr_mask, host_set->mmio_base + NV_INT_ENABLE_CK804);
pci_read_config_byte(host_set->pdev, NV_MCP_SATA_CFG_20, &regval);
pci_read_config_byte(pdev, NV_MCP_SATA_CFG_20, &regval);
regval &= ~NV_MCP_SATA_CFG_20_SATA_SPACE_EN;
pci_write_config_byte(host_set->pdev, NV_MCP_SATA_CFG_20, regval);
pci_write_config_byte(pdev, NV_MCP_SATA_CFG_20, regval);
}
static void nv_check_hotplug_ck804(struct ata_host_set *host_set)
......
drivers/scsi/sata_promise.c
View file @ b5625ce6
......@@ -174,7 +174,7 @@ static struct pci_driver pdc_ata_pci_driver = {
static int pdc_port_start(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
struct pdc_port_priv *pp;
int rc;
......@@ -189,7 +189,7 @@ static int pdc_port_start(struct ata_port *ap)
}
memset(pp, 0, sizeof(*pp));
pp->pkt = pci_alloc_consistent(pdev, 128, &pp->pkt_dma);
pp->pkt = dma_alloc_coherent(dev, 128, &pp->pkt_dma, GFP_KERNEL);
if (!pp->pkt) {
rc = -ENOMEM;
goto err_out_kfree;
......@@ -209,11 +209,11 @@ static int pdc_port_start(struct ata_port *ap)
static void pdc_port_stop(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
struct pdc_port_priv *pp = ap->private_data;
ap->private_data = NULL;
pci_free_consistent(pdev, 128, pp->pkt, pp->pkt_dma);
dma_free_coherent(dev, 128, pp->pkt, pp->pkt_dma);
kfree(pp);
ata_port_stop(ap);
}
......@@ -577,7 +577,7 @@ static int pdc_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *e
}
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->pdev = pdev;
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
mmio_base = ioremap(pci_resource_start(pdev, 3),
......
drivers/scsi/sata_sil.c
View file @ b5625ce6
......@@ -363,7 +363,7 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
memset(probe_ent, 0, sizeof(*probe_ent));
INIT_LIST_HEAD(&probe_ent->node);
probe_ent->pdev = pdev;
probe_ent->dev = pci_dev_to_dev(pdev);
probe_ent->port_ops = sil_port_info[ent->driver_data].port_ops;
probe_ent->sht = sil_port_info[ent->driver_data].sht;
probe_ent->n_ports = (ent->driver_data == sil_3114) ? 4 : 2;
......
drivers/scsi/sata_sis.c
View file @ b5625ce6
......@@ -140,22 +140,24 @@ static unsigned int get_scr_cfg_addr(unsigned int port_no, unsigned int sc_reg)
static u32 sis_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg)
{
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, sc_reg);
u32 val;
if (sc_reg == SCR_ERROR) /* doesn't exist in PCI cfg space */
return 0xffffffff;
pci_read_config_dword(ap->host_set->pdev, cfg_addr, &val);
pci_read_config_dword(pdev, cfg_addr, &val);
return val;
}
static void sis_scr_cfg_write (struct ata_port *ap, unsigned int scr, u32 val)
{
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, scr);
if (scr == SCR_ERROR) /* doesn't exist in PCI cfg space */
return;
pci_write_config_dword(ap->host_set->pdev, cfg_addr, val);
pci_write_config_dword(pdev, cfg_addr, val);
}
static u32 sis_scr_read (struct ata_port *ap, unsigned int sc_reg)
......
drivers/scsi/sata_svw.c
View file @ b5625ce6
......@@ -376,7 +376,7 @@ static int k2_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *e
}
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->pdev = pdev;
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
mmio_base = ioremap(pci_resource_start(pdev, 5),
......
drivers/scsi/sata_sx4.c
View file @ b5625ce6
......@@ -248,7 +248,7 @@ static void pdc20621_host_stop(struct ata_host_set *host_set)
static int pdc_port_start(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
struct pdc_port_priv *pp;
int rc;
......@@ -263,7 +263,7 @@ static int pdc_port_start(struct ata_port *ap)
}
memset(pp, 0, sizeof(*pp));
pp->pkt = pci_alloc_consistent(pdev, 128, &pp->pkt_dma);
pp->pkt = dma_alloc_coherent(dev, 128, &pp->pkt_dma, GFP_KERNEL);
if (!pp->pkt) {
rc = -ENOMEM;
goto err_out_kfree;
......@@ -283,11 +283,11 @@ static int pdc_port_start(struct ata_port *ap)
static void pdc_port_stop(struct ata_port *ap)
{
struct pci_dev *pdev = ap->host_set->pdev;
struct device *dev = ap->host_set->dev;
struct pdc_port_priv *pp = ap->private_data;
ap->private_data = NULL;
pci_free_consistent(pdev, 128, pp->pkt, pp->pkt_dma);
dma_free_coherent(dev, 128, pp->pkt, pp->pkt_dma);
kfree(pp);
ata_port_stop(ap);
}
......@@ -1397,7 +1397,7 @@ static int pdc_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *
}
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->pdev = pdev;
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
mmio_base = ioremap(pci_resource_start(pdev, 3),
......
drivers/scsi/sata_uli.c
View file @ b5625ce6
......@@ -149,18 +149,20 @@ static unsigned int get_scr_cfg_addr(unsigned int port_no, unsigned int sc_reg)
static u32 uli_scr_cfg_read (struct ata_port *ap, unsigned int sc_reg)
{
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, sc_reg);
u32 val;
pci_read_config_dword(ap->host_set->pdev, cfg_addr, &val);
pci_read_config_dword(pdev, cfg_addr, &val);
return val;
}
static void uli_scr_cfg_write (struct ata_port *ap, unsigned int scr, u32 val)
{
struct pci_dev *pdev = to_pci_dev(ap->host_set->dev);
unsigned int cfg_addr = get_scr_cfg_addr(ap->port_no, scr);
pci_write_config_dword(ap->host_set->pdev, cfg_addr, val);
pci_write_config_dword(pdev, cfg_addr, val);
}
static u32 uli_scr_read (struct ata_port *ap, unsigned int sc_reg)
......
drivers/scsi/sata_vsc.c
View file @ b5625ce6
......@@ -293,7 +293,7 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
goto err_out_regions;
}
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->pdev = pdev;
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
mmio_base = ioremap(pci_resource_start(pdev, 0),
......
include/linux/libata.h
View file @ b5625ce6
......@@ -25,6 +25,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <asm/io.h>
#include <linux/ata.h>
#include <linux/workqueue.h>
......@@ -68,6 +69,12 @@
/* defines only for the constants which don't work well as enums */
#define ATA_TAG_POISON 0xfafbfcfdU
/* move to PCI layer? */
static inline struct device *pci_dev_to_dev(struct pci_dev *pdev)
{
return &pdev->dev;
}
enum {
/* various global constants */
LIBATA_MAX_PRD = ATA_MAX_PRD / 2,
......@@ -184,7 +191,7 @@ struct ata_ioports {
struct ata_probe_ent {
struct list_head node;
struct pci_dev *pdev;
struct device *dev;
struct ata_port_operations *port_ops;
Scsi_Host_Template *sht;
struct ata_ioports port[ATA_MAX_PORTS];
......@@ -203,7 +210,7 @@ struct ata_probe_ent {
struct ata_host_set {
spinlock_t lock;
struct pci_dev *pdev;
struct device *dev;
unsigned long irq;
void __iomem *mmio_base;
unsigned int n_ports;
......@@ -226,7 +233,7 @@ struct ata_queued_cmd {
unsigned int tag;
unsigned int n_elem;
int pci_dma_dir;
int dma_dir;
unsigned int nsect;
unsigned int cursect;
......@@ -361,12 +368,6 @@ struct ata_port_info {
struct ata_port_operations *port_ops;
};
struct pci_bits {
unsigned int reg; /* PCI config register to read */
unsigned int width; /* 1 (8 bit), 2 (16 bit), 4 (32 bit) */
unsigned long mask;
unsigned long val;
};
extern void ata_port_probe(struct ata_port *);
extern void __sata_phy_reset(struct ata_port *ap);
......@@ -374,9 +375,11 @@ extern void sata_phy_reset(struct ata_port *ap);
extern void ata_bus_reset(struct ata_port *ap);
extern void ata_port_disable(struct ata_port *);
extern void ata_std_ports(struct ata_ioports *ioaddr);
#ifdef CONFIG_PCI
extern int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
unsigned int n_ports);
extern void ata_pci_remove_one (struct pci_dev *pdev);
#endif /* CONFIG_PCI */
extern int ata_device_add(struct ata_probe_ent *ent);
extern int ata_scsi_detect(Scsi_Host_Template *sht);
extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg);
......@@ -398,10 +401,6 @@ extern void ata_exec_command(struct ata_port *ap, struct ata_taskfile *tf);
extern int ata_port_start (struct ata_port *ap);
extern void ata_port_stop (struct ata_port *ap);
extern irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs);
extern struct ata_probe_ent *
ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port);
extern struct ata_probe_ent *
ata_pci_init_legacy_mode(struct pci_dev *pdev, struct ata_port_info **port);
extern void ata_qc_prep(struct ata_queued_cmd *qc);
extern int ata_qc_issue_prot(struct ata_queued_cmd *qc);
extern void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf,
......@@ -414,7 +413,6 @@ extern void ata_dev_id_string(u16 *id, unsigned char *s,
extern void ata_bmdma_setup (struct ata_queued_cmd *qc);
extern void ata_bmdma_start (struct ata_queued_cmd *qc);
extern void ata_bmdma_irq_clear(struct ata_port *ap);
extern int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits);
extern void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat);
extern void ata_eng_timeout(struct ata_port *ap);
extern void ata_scsi_simulate(u16 *id, struct scsi_cmnd *cmd,
......@@ -424,6 +422,24 @@ extern int ata_std_bios_param(struct scsi_device *sdev,
sector_t capacity, int geom[]);
extern int ata_scsi_slave_config(struct scsi_device *sdev);
#ifdef CONFIG_PCI
struct pci_bits {
unsigned int reg; /* PCI config register to read */
unsigned int width; /* 1 (8 bit), 2 (16 bit), 4 (32 bit) */
unsigned long mask;
unsigned long val;
};
extern struct ata_probe_ent *
ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port);
extern struct ata_probe_ent *
ata_pci_init_legacy_mode(struct pci_dev *pdev, struct ata_port_info **port);
extern int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits);
#endif /* CONFIG_PCI */
static inline unsigned int ata_tag_valid(unsigned int tag)
{
return (tag < ATA_MAX_QUEUE) ? 1 : 0;
......
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