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Subject[PATCH v5 09/27] ata: move EXPORT_SYMBOL_GPL()s close to exported code
Date
Move EXPORT_SYMBOL_GPL()s close to exported code like it is
done in other kernel subsystems. As a nice side effect this
results in the removal of few ifdefs.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
---
drivers/ata/libata-core.c | 208 +++++++++++++++-----------------------
drivers/ata/libata-eh.c | 20 +++-
drivers/ata/libata-scsi.c | 8 ++
3 files changed, 109 insertions(+), 127 deletions(-)

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index a835d2bf243e..dc48e983ccdb 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -18,6 +18,11 @@
* http://www.compactflash.org (CF)
* http://www.qic.org (QIC157 - Tape and DSC)
* http://www.ce-ata.org (CE-ATA: not supported)
+ *
+ * libata is essentially a library of internal helper functions for
+ * low-level ATA host controller drivers. As such, the API/ABI is
+ * likely to change as new drivers are added and updated.
+ * Do not depend on ABI/API stability.
*/

#include <linux/kernel.h>
@@ -62,8 +67,11 @@

/* debounce timing parameters in msecs { interval, duration, timeout } */
const unsigned long sata_deb_timing_normal[] = { 5, 100, 2000 };
+EXPORT_SYMBOL_GPL(sata_deb_timing_normal);
const unsigned long sata_deb_timing_hotplug[] = { 25, 500, 2000 };
+EXPORT_SYMBOL_GPL(sata_deb_timing_hotplug);
const unsigned long sata_deb_timing_long[] = { 100, 2000, 5000 };
+EXPORT_SYMBOL_GPL(sata_deb_timing_long);

const struct ata_port_operations ata_base_port_ops = {
.prereset = ata_std_prereset,
@@ -72,6 +80,7 @@ const struct ata_port_operations ata_base_port_ops = {
.sched_eh = ata_std_sched_eh,
.end_eh = ata_std_end_eh,
};
+EXPORT_SYMBOL_GPL(ata_base_port_ops);

const struct ata_port_operations sata_port_ops = {
.inherits = &ata_base_port_ops,
@@ -79,6 +88,7 @@ const struct ata_port_operations sata_port_ops = {
.qc_defer = ata_std_qc_defer,
.hardreset = sata_std_hardreset,
};
+EXPORT_SYMBOL_GPL(sata_port_ops);

static unsigned int ata_dev_init_params(struct ata_device *dev,
u16 heads, u16 sectors);
@@ -221,6 +231,7 @@ struct ata_link *ata_link_next(struct ata_link *link, struct ata_port *ap,

return NULL;
}
+EXPORT_SYMBOL_GPL(ata_link_next);

/**
* ata_dev_next - device iteration helper
@@ -274,6 +285,7 @@ struct ata_device *ata_dev_next(struct ata_device *dev, struct ata_link *link,
goto next;
return dev;
}
+EXPORT_SYMBOL_GPL(ata_dev_next);

/**
* ata_dev_phys_link - find physical link for a device
@@ -518,6 +530,7 @@ int atapi_cmd_type(u8 opcode)
return ATAPI_MISC;
}
}
+EXPORT_SYMBOL_GPL(atapi_cmd_type);

/**
* ata_tf_to_fis - Convert ATA taskfile to SATA FIS structure
@@ -562,6 +575,7 @@ void ata_tf_to_fis(const struct ata_taskfile *tf, u8 pmp, int is_cmd, u8 *fis)
fis[18] = (tf->auxiliary >> 16) & 0xff;
fis[19] = (tf->auxiliary >> 24) & 0xff;
}
+EXPORT_SYMBOL_GPL(ata_tf_to_fis);

/**
* ata_tf_from_fis - Convert SATA FIS to ATA taskfile
@@ -591,6 +605,7 @@ void ata_tf_from_fis(const u8 *fis, struct ata_taskfile *tf)
tf->nsect = fis[12];
tf->hob_nsect = fis[13];
}
+EXPORT_SYMBOL_GPL(ata_tf_from_fis);

static const u8 ata_rw_cmds[] = {
/* pio multi */
@@ -865,6 +880,7 @@ unsigned long ata_pack_xfermask(unsigned long pio_mask,
((mwdma_mask << ATA_SHIFT_MWDMA) & ATA_MASK_MWDMA) |
((udma_mask << ATA_SHIFT_UDMA) & ATA_MASK_UDMA);
}
+EXPORT_SYMBOL_GPL(ata_pack_xfermask);

/**
* ata_unpack_xfermask - Unpack xfer_mask into pio, mwdma and udma masks
@@ -886,6 +902,7 @@ void ata_unpack_xfermask(unsigned long xfer_mask, unsigned long *pio_mask,
if (udma_mask)
*udma_mask = (xfer_mask & ATA_MASK_UDMA) >> ATA_SHIFT_UDMA;
}
+EXPORT_SYMBOL_GPL(ata_unpack_xfermask);

static const struct ata_xfer_ent {
int shift, bits;
@@ -920,6 +937,7 @@ u8 ata_xfer_mask2mode(unsigned long xfer_mask)
return ent->base + highbit - ent->shift;
return 0xff;
}
+EXPORT_SYMBOL_GPL(ata_xfer_mask2mode);

/**
* ata_xfer_mode2mask - Find matching xfer_mask for XFER_*
@@ -943,6 +961,7 @@ unsigned long ata_xfer_mode2mask(u8 xfer_mode)
& ~((1 << ent->shift) - 1);
return 0;
}
+EXPORT_SYMBOL_GPL(ata_xfer_mode2mask);

/**
* ata_xfer_mode2shift - Find matching xfer_shift for XFER_*
@@ -965,6 +984,7 @@ int ata_xfer_mode2shift(unsigned long xfer_mode)
return ent->shift;
return -1;
}
+EXPORT_SYMBOL_GPL(ata_xfer_mode2shift);

/**
* ata_mode_string - convert xfer_mask to string
@@ -1011,6 +1031,7 @@ const char *ata_mode_string(unsigned long xfer_mask)
return xfer_mode_str[highbit];
return "<n/a>";
}
+EXPORT_SYMBOL_GPL(ata_mode_string);

const char *sata_spd_string(unsigned int spd)
{
@@ -1091,6 +1112,7 @@ unsigned int ata_dev_classify(const struct ata_taskfile *tf)
DPRINTK("unknown device\n");
return ATA_DEV_UNKNOWN;
}
+EXPORT_SYMBOL_GPL(ata_dev_classify);

/**
* ata_id_string - Convert IDENTIFY DEVICE page into string
@@ -1127,6 +1149,7 @@ void ata_id_string(const u16 *id, unsigned char *s,
len -= 2;
}
}
+EXPORT_SYMBOL_GPL(ata_id_string);

/**
* ata_id_c_string - Convert IDENTIFY DEVICE page into C string
@@ -1154,6 +1177,7 @@ void ata_id_c_string(const u16 *id, unsigned char *s,
p--;
*p = '\0';
}
+EXPORT_SYMBOL_GPL(ata_id_c_string);

static u64 ata_id_n_sectors(const u16 *id)
{
@@ -1511,6 +1535,7 @@ unsigned long ata_id_xfermask(const u16 *id)

return ata_pack_xfermask(pio_mask, mwdma_mask, udma_mask);
}
+EXPORT_SYMBOL_GPL(ata_id_xfermask);

static void ata_qc_complete_internal(struct ata_queued_cmd *qc)
{
@@ -1768,6 +1793,7 @@ unsigned int ata_pio_need_iordy(const struct ata_device *adev)
return 1;
return 0;
}
+EXPORT_SYMBOL_GPL(ata_pio_need_iordy);

/**
* ata_pio_mask_no_iordy - Return the non IORDY mask
@@ -1808,6 +1834,7 @@ unsigned int ata_do_dev_read_id(struct ata_device *dev,
return ata_exec_internal(dev, tf, NULL, DMA_FROM_DEVICE,
id, sizeof(id[0]) * ATA_ID_WORDS, 0);
}
+EXPORT_SYMBOL_GPL(ata_do_dev_read_id);

/**
* ata_dev_read_id - Read ID data from the specified device
@@ -2780,6 +2807,7 @@ int ata_cable_40wire(struct ata_port *ap)
{
return ATA_CBL_PATA40;
}
+EXPORT_SYMBOL_GPL(ata_cable_40wire);

/**
* ata_cable_80wire - return 80 wire cable type
@@ -2793,6 +2821,7 @@ int ata_cable_80wire(struct ata_port *ap)
{
return ATA_CBL_PATA80;
}
+EXPORT_SYMBOL_GPL(ata_cable_80wire);

/**
* ata_cable_unknown - return unknown PATA cable.
@@ -2805,6 +2834,7 @@ int ata_cable_unknown(struct ata_port *ap)
{
return ATA_CBL_PATA_UNK;
}
+EXPORT_SYMBOL_GPL(ata_cable_unknown);

/**
* ata_cable_ignore - return ignored PATA cable.
@@ -2817,6 +2847,7 @@ int ata_cable_ignore(struct ata_port *ap)
{
return ATA_CBL_PATA_IGN;
}
+EXPORT_SYMBOL_GPL(ata_cable_ignore);

/**
* ata_cable_sata - return SATA cable type
@@ -2829,6 +2860,7 @@ int ata_cable_sata(struct ata_port *ap)
{
return ATA_CBL_SATA;
}
+EXPORT_SYMBOL_GPL(ata_cable_sata);

/**
* ata_bus_probe - Reset and probe ATA bus
@@ -3011,6 +3043,7 @@ struct ata_device *ata_dev_pair(struct ata_device *adev)
return NULL;
return pair;
}
+EXPORT_SYMBOL_GPL(ata_dev_pair);

/**
* sata_down_spd_limit - adjust SATA spd limit downward
@@ -3171,6 +3204,7 @@ int sata_set_spd(struct ata_link *link)

return 1;
}
+EXPORT_SYMBOL_GPL(sata_set_spd);

/*
* This mode timing computation functionality is ported over from
@@ -3245,6 +3279,7 @@ void ata_timing_merge(const struct ata_timing *a, const struct ata_timing *b,
if (what & ATA_TIMING_CYCLE ) m->cycle = max(a->cycle, b->cycle);
if (what & ATA_TIMING_UDMA ) m->udma = max(a->udma, b->udma);
}
+EXPORT_SYMBOL_GPL(ata_timing_merge);

const struct ata_timing *ata_timing_find_mode(u8 xfer_mode)
{
@@ -3261,6 +3296,7 @@ const struct ata_timing *ata_timing_find_mode(u8 xfer_mode)

return NULL;
}
+EXPORT_SYMBOL_GPL(ata_timing_find_mode);

int ata_timing_compute(struct ata_device *adev, unsigned short speed,
struct ata_timing *t, int T, int UT)
@@ -3337,6 +3373,7 @@ int ata_timing_compute(struct ata_device *adev, unsigned short speed,

return 0;
}
+EXPORT_SYMBOL_GPL(ata_timing_compute);

/**
* ata_timing_cycle2mode - find xfer mode for the specified cycle duration
@@ -3388,6 +3425,7 @@ u8 ata_timing_cycle2mode(unsigned int xfer_shift, int cycle)

return last_mode;
}
+EXPORT_SYMBOL_GPL(ata_timing_cycle2mode);

/**
* ata_down_xfermask_limit - adjust dev xfer masks downward
@@ -3659,6 +3697,7 @@ int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev)
*r_failed_dev = dev;
return rc;
}
+EXPORT_SYMBOL_GPL(ata_do_set_mode);

/**
* ata_wait_ready - wait for link to become ready
@@ -3768,6 +3807,7 @@ int ata_wait_after_reset(struct ata_link *link, unsigned long deadline,

return ata_wait_ready(link, deadline, check_ready);
}
+EXPORT_SYMBOL_GPL(ata_wait_after_reset);

/**
* sata_link_debounce - debounce SATA phy status
@@ -3838,6 +3878,7 @@ int sata_link_debounce(struct ata_link *link, const unsigned long *params,
return -EPIPE;
}
}
+EXPORT_SYMBOL_GPL(sata_link_debounce);

/**
* sata_link_resume - resume SATA link
@@ -3904,6 +3945,7 @@ int sata_link_resume(struct ata_link *link, const unsigned long *params,

return rc != -EINVAL ? rc : 0;
}
+EXPORT_SYMBOL_GPL(sata_link_resume);

/**
* sata_link_scr_lpm - manipulate SControl IPM and SPM fields
@@ -3978,6 +4020,7 @@ int sata_link_scr_lpm(struct ata_link *link, enum ata_lpm_policy policy,
ehc->i.serror &= ~SERR_PHYRDY_CHG;
return sata_scr_write(link, SCR_ERROR, SERR_PHYRDY_CHG);
}
+EXPORT_SYMBOL_GPL(sata_link_scr_lpm);

/**
* ata_std_prereset - prepare for reset
@@ -4023,6 +4066,7 @@ int ata_std_prereset(struct ata_link *link, unsigned long deadline)

return 0;
}
+EXPORT_SYMBOL_GPL(ata_std_prereset);

/**
* sata_link_hardreset - reset link via SATA phy reset
@@ -4135,6 +4179,7 @@ int sata_link_hardreset(struct ata_link *link, const unsigned long *timing,
DPRINTK("EXIT, rc=%d\n", rc);
return rc;
}
+EXPORT_SYMBOL_GPL(sata_link_hardreset);

/**
* sata_std_hardreset - COMRESET w/o waiting or classification
@@ -4161,6 +4206,7 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class,
rc = sata_link_hardreset(link, timing, deadline, &online, NULL);
return online ? -EAGAIN : rc;
}
+EXPORT_SYMBOL_GPL(sata_std_hardreset);

/**
* ata_std_postreset - standard postreset callback
@@ -4189,6 +4235,7 @@ void ata_std_postreset(struct ata_link *link, unsigned int *classes)

DPRINTK("EXIT\n");
}
+EXPORT_SYMBOL_GPL(ata_std_postreset);

/**
* ata_dev_same_device - Determine whether new ID matches configured device
@@ -4976,11 +5023,13 @@ int ata_std_qc_defer(struct ata_queued_cmd *qc)

return ATA_DEFER_LINK;
}
+EXPORT_SYMBOL_GPL(ata_std_qc_defer);

enum ata_completion_errors ata_noop_qc_prep(struct ata_queued_cmd *qc)
{
return AC_ERR_OK;
}
+EXPORT_SYMBOL_GPL(ata_noop_qc_prep);

/**
* ata_sg_init - Associate command with scatter-gather table.
@@ -5002,6 +5051,7 @@ void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
qc->n_elem = n_elem;
qc->cursg = qc->sg;
}
+EXPORT_SYMBOL_GPL(ata_sg_init);

#ifdef CONFIG_HAS_DMA

@@ -5324,6 +5374,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
__ata_qc_complete(qc);
}
}
+EXPORT_SYMBOL_GPL(ata_qc_complete);

/**
* ata_qc_get_active - get bitmask of active qcs
@@ -5406,6 +5457,7 @@ int ata_qc_complete_multiple(struct ata_port *ap, u64 qc_active)

return nr_done;
}
+EXPORT_SYMBOL_GPL(ata_qc_complete_multiple);

/**
* ata_qc_issue - issue taskfile to device
@@ -5500,6 +5552,7 @@ int sata_scr_valid(struct ata_link *link)

return (ap->flags & ATA_FLAG_SATA) && ap->ops->scr_read;
}
+EXPORT_SYMBOL_GPL(sata_scr_valid);

/**
* sata_scr_read - read SCR register of the specified port
@@ -5527,6 +5580,7 @@ int sata_scr_read(struct ata_link *link, int reg, u32 *val)

return sata_pmp_scr_read(link, reg, val);
}
+EXPORT_SYMBOL_GPL(sata_scr_read);

/**
* sata_scr_write - write SCR register of the specified port
@@ -5554,6 +5608,7 @@ int sata_scr_write(struct ata_link *link, int reg, u32 val)

return sata_pmp_scr_write(link, reg, val);
}
+EXPORT_SYMBOL_GPL(sata_scr_write);

/**
* sata_scr_write_flush - write SCR register of the specified port and flush
@@ -5586,6 +5641,7 @@ int sata_scr_write_flush(struct ata_link *link, int reg, u32 val)

return sata_pmp_scr_write(link, reg, val);
}
+EXPORT_SYMBOL_GPL(sata_scr_write_flush);

/**
* ata_phys_link_online - test whether the given link is online
@@ -5660,6 +5716,7 @@ bool ata_link_online(struct ata_link *link)
return ata_phys_link_online(link) ||
(slave && ata_phys_link_online(slave));
}
+EXPORT_SYMBOL_GPL(ata_link_online);

/**
* ata_link_offline - test whether the given link is offline
@@ -5686,6 +5743,7 @@ bool ata_link_offline(struct ata_link *link)
return ata_phys_link_offline(link) &&
(!slave || ata_phys_link_offline(slave));
}
+EXPORT_SYMBOL_GPL(ata_link_offline);

#ifdef CONFIG_PM
static void ata_port_request_pm(struct ata_port *ap, pm_message_t mesg,
@@ -5872,6 +5930,7 @@ int ata_host_suspend(struct ata_host *host, pm_message_t mesg)
host->dev->power.power_state = mesg;
return 0;
}
+EXPORT_SYMBOL_GPL(ata_host_suspend);

/**
* ata_host_resume - resume host
@@ -5883,6 +5942,7 @@ void ata_host_resume(struct ata_host *host)
{
host->dev->power.power_state = PMSG_ON;
}
+EXPORT_SYMBOL_GPL(ata_host_resume);
#endif

const struct device_type ata_port_type = {
@@ -6097,11 +6157,13 @@ void ata_host_get(struct ata_host *host)
{
kref_get(&host->kref);
}
+EXPORT_SYMBOL_GPL(ata_host_get);

void ata_host_put(struct ata_host *host)
{
kref_put(&host->kref, ata_host_release);
}
+EXPORT_SYMBOL_GPL(ata_host_put);

/**
* ata_host_alloc - allocate and init basic ATA host resources
@@ -6175,6 +6237,7 @@ struct ata_host *ata_host_alloc(struct device *dev, int max_ports)
kfree(host);
return NULL;
}
+EXPORT_SYMBOL_GPL(ata_host_alloc);

/**
* ata_host_alloc_pinfo - alloc host and init with port_info array
@@ -6223,6 +6286,7 @@ struct ata_host *ata_host_alloc_pinfo(struct device *dev,

return host;
}
+EXPORT_SYMBOL_GPL(ata_host_alloc_pinfo);

/**
* ata_slave_link_init - initialize slave link
@@ -6285,6 +6349,7 @@ int ata_slave_link_init(struct ata_port *ap)
ap->slave_link = link;
return 0;
}
+EXPORT_SYMBOL_GPL(ata_slave_link_init);

static void ata_host_stop(struct device *gendev, void *res)
{
@@ -6433,6 +6498,7 @@ int ata_host_start(struct ata_host *host)
devres_free(start_dr);
return rc;
}
+EXPORT_SYMBOL_GPL(ata_host_start);

/**
* ata_sas_host_init - Initialize a host struct for sas (ipr, libsas)
@@ -6451,6 +6517,7 @@ void ata_host_init(struct ata_host *host, struct device *dev,
host->ops = ops;
kref_init(&host->kref);
}
+EXPORT_SYMBOL_GPL(ata_host_init);

void __ata_port_probe(struct ata_port *ap)
{
@@ -6606,6 +6673,7 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
return rc;

}
+EXPORT_SYMBOL_GPL(ata_host_register);

/**
* ata_host_activate - start host, request IRQ and register it
@@ -6668,6 +6736,7 @@ int ata_host_activate(struct ata_host *host, int irq,

return rc;
}
+EXPORT_SYMBOL_GPL(ata_host_activate);

/**
* ata_port_detach - Detach ATA port in preparation of device removal
@@ -6743,6 +6812,7 @@ void ata_host_detach(struct ata_host *host)
/* the host is dead now, dissociate ACPI */
ata_acpi_dissociate(host);
}
+EXPORT_SYMBOL_GPL(ata_host_detach);

#ifdef CONFIG_PCI

@@ -6763,6 +6833,7 @@ void ata_pci_remove_one(struct pci_dev *pdev)

ata_host_detach(host);
}
+EXPORT_SYMBOL_GPL(ata_pci_remove_one);

void ata_pci_shutdown_one(struct pci_dev *pdev)
{
@@ -6783,6 +6854,7 @@ void ata_pci_shutdown_one(struct pci_dev *pdev)
ap->ops->port_stop(ap);
}
}
+EXPORT_SYMBOL_GPL(ata_pci_shutdown_one);

/* move to PCI subsystem */
int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits)
@@ -6817,6 +6889,7 @@ int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits)

return (tmp == bits->val) ? 1 : 0;
}
+EXPORT_SYMBOL_GPL(pci_test_config_bits);

#ifdef CONFIG_PM
void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg)
@@ -6827,6 +6900,7 @@ void ata_pci_device_do_suspend(struct pci_dev *pdev, pm_message_t mesg)
if (mesg.event & PM_EVENT_SLEEP)
pci_set_power_state(pdev, PCI_D3hot);
}
+EXPORT_SYMBOL_GPL(ata_pci_device_do_suspend);

int ata_pci_device_do_resume(struct pci_dev *pdev)
{
@@ -6845,6 +6919,7 @@ int ata_pci_device_do_resume(struct pci_dev *pdev)
pci_set_master(pdev);
return 0;
}
+EXPORT_SYMBOL_GPL(ata_pci_device_do_resume);

int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)
{
@@ -6859,6 +6934,7 @@ int ata_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg)

return 0;
}
+EXPORT_SYMBOL_GPL(ata_pci_device_suspend);

int ata_pci_device_resume(struct pci_dev *pdev)
{
@@ -6870,8 +6946,8 @@ int ata_pci_device_resume(struct pci_dev *pdev)
ata_host_resume(host);
return rc;
}
+EXPORT_SYMBOL_GPL(ata_pci_device_resume);
#endif /* CONFIG_PM */
-
#endif /* CONFIG_PCI */

/**
@@ -6893,6 +6969,7 @@ int ata_platform_remove_one(struct platform_device *pdev)

return 0;
}
+EXPORT_SYMBOL_GPL(ata_platform_remove_one);

static int __init ata_parse_force_one(char **cur,
struct ata_force_ent *force_ent,
@@ -7117,6 +7194,7 @@ int ata_ratelimit(void)
{
return __ratelimit(&ratelimit);
}
+EXPORT_SYMBOL_GPL(ata_ratelimit);

/**
* ata_msleep - ATA EH owner aware msleep
@@ -7149,6 +7227,7 @@ void ata_msleep(struct ata_port *ap, unsigned int msecs)
if (owns_eh)
ata_eh_acquire(ap);
}
+EXPORT_SYMBOL_GPL(ata_msleep);

/**
* ata_wait_register - wait until register value changes
@@ -7195,6 +7274,7 @@ u32 ata_wait_register(struct ata_port *ap, void __iomem *reg, u32 mask, u32 val,

return tmp;
}
+EXPORT_SYMBOL_GPL(ata_wait_register);

/**
* sata_lpm_ignore_phy_events - test if PHY event should be ignored
@@ -7248,10 +7328,12 @@ struct ata_port_operations ata_dummy_port_ops = {
.sched_eh = ata_std_sched_eh,
.end_eh = ata_std_end_eh,
};
+EXPORT_SYMBOL_GPL(ata_dummy_port_ops);

const struct ata_port_info ata_dummy_port_info = {
.port_ops = &ata_dummy_port_ops,
};
+EXPORT_SYMBOL_GPL(ata_dummy_port_info);

/*
* Utility print functions
@@ -7319,127 +7401,3 @@ void ata_print_version(const struct device *dev, const char *version)
dev_printk(KERN_DEBUG, dev, "version %s\n", version);
}
EXPORT_SYMBOL(ata_print_version);
-
-/*
- * libata is essentially a library of internal helper functions for
- * low-level ATA host controller drivers. As such, the API/ABI is
- * likely to change as new drivers are added and updated.
- * Do not depend on ABI/API stability.
- */
-EXPORT_SYMBOL_GPL(sata_deb_timing_normal);
-EXPORT_SYMBOL_GPL(sata_deb_timing_hotplug);
-EXPORT_SYMBOL_GPL(sata_deb_timing_long);
-EXPORT_SYMBOL_GPL(ata_base_port_ops);
-EXPORT_SYMBOL_GPL(sata_port_ops);
-EXPORT_SYMBOL_GPL(ata_dummy_port_ops);
-EXPORT_SYMBOL_GPL(ata_dummy_port_info);
-EXPORT_SYMBOL_GPL(ata_link_next);
-EXPORT_SYMBOL_GPL(ata_dev_next);
-EXPORT_SYMBOL_GPL(ata_std_bios_param);
-EXPORT_SYMBOL_GPL(ata_scsi_unlock_native_capacity);
-EXPORT_SYMBOL_GPL(ata_host_init);
-EXPORT_SYMBOL_GPL(ata_host_alloc);
-EXPORT_SYMBOL_GPL(ata_host_alloc_pinfo);
-EXPORT_SYMBOL_GPL(ata_slave_link_init);
-EXPORT_SYMBOL_GPL(ata_host_start);
-EXPORT_SYMBOL_GPL(ata_host_register);
-EXPORT_SYMBOL_GPL(ata_host_activate);
-EXPORT_SYMBOL_GPL(ata_host_detach);
-EXPORT_SYMBOL_GPL(ata_sg_init);
-EXPORT_SYMBOL_GPL(ata_qc_complete);
-EXPORT_SYMBOL_GPL(ata_qc_complete_multiple);
-EXPORT_SYMBOL_GPL(atapi_cmd_type);
-EXPORT_SYMBOL_GPL(ata_tf_to_fis);
-EXPORT_SYMBOL_GPL(ata_tf_from_fis);
-EXPORT_SYMBOL_GPL(ata_pack_xfermask);
-EXPORT_SYMBOL_GPL(ata_unpack_xfermask);
-EXPORT_SYMBOL_GPL(ata_xfer_mask2mode);
-EXPORT_SYMBOL_GPL(ata_xfer_mode2mask);
-EXPORT_SYMBOL_GPL(ata_xfer_mode2shift);
-EXPORT_SYMBOL_GPL(ata_mode_string);
-EXPORT_SYMBOL_GPL(ata_id_xfermask);
-EXPORT_SYMBOL_GPL(ata_do_set_mode);
-EXPORT_SYMBOL_GPL(ata_std_qc_defer);
-EXPORT_SYMBOL_GPL(ata_noop_qc_prep);
-EXPORT_SYMBOL_GPL(ata_dev_disable);
-EXPORT_SYMBOL_GPL(sata_set_spd);
-EXPORT_SYMBOL_GPL(ata_wait_after_reset);
-EXPORT_SYMBOL_GPL(sata_link_debounce);
-EXPORT_SYMBOL_GPL(sata_link_resume);
-EXPORT_SYMBOL_GPL(sata_link_scr_lpm);
-EXPORT_SYMBOL_GPL(ata_std_prereset);
-EXPORT_SYMBOL_GPL(sata_link_hardreset);
-EXPORT_SYMBOL_GPL(sata_std_hardreset);
-EXPORT_SYMBOL_GPL(ata_std_postreset);
-EXPORT_SYMBOL_GPL(ata_dev_classify);
-EXPORT_SYMBOL_GPL(ata_dev_pair);
-EXPORT_SYMBOL_GPL(ata_ratelimit);
-EXPORT_SYMBOL_GPL(ata_msleep);
-EXPORT_SYMBOL_GPL(ata_wait_register);
-EXPORT_SYMBOL_GPL(ata_scsi_queuecmd);
-EXPORT_SYMBOL_GPL(ata_scsi_slave_config);
-EXPORT_SYMBOL_GPL(ata_scsi_slave_destroy);
-EXPORT_SYMBOL_GPL(ata_scsi_change_queue_depth);
-EXPORT_SYMBOL_GPL(__ata_change_queue_depth);
-EXPORT_SYMBOL_GPL(sata_scr_valid);
-EXPORT_SYMBOL_GPL(sata_scr_read);
-EXPORT_SYMBOL_GPL(sata_scr_write);
-EXPORT_SYMBOL_GPL(sata_scr_write_flush);
-EXPORT_SYMBOL_GPL(ata_link_online);
-EXPORT_SYMBOL_GPL(ata_link_offline);
-#ifdef CONFIG_PM
-EXPORT_SYMBOL_GPL(ata_host_suspend);
-EXPORT_SYMBOL_GPL(ata_host_resume);
-#endif /* CONFIG_PM */
-EXPORT_SYMBOL_GPL(ata_id_string);
-EXPORT_SYMBOL_GPL(ata_id_c_string);
-EXPORT_SYMBOL_GPL(ata_do_dev_read_id);
-EXPORT_SYMBOL_GPL(ata_scsi_simulate);
-
-EXPORT_SYMBOL_GPL(ata_pio_need_iordy);
-EXPORT_SYMBOL_GPL(ata_timing_find_mode);
-EXPORT_SYMBOL_GPL(ata_timing_compute);
-EXPORT_SYMBOL_GPL(ata_timing_merge);
-EXPORT_SYMBOL_GPL(ata_timing_cycle2mode);
-
-#ifdef CONFIG_PCI
-EXPORT_SYMBOL_GPL(pci_test_config_bits);
-EXPORT_SYMBOL_GPL(ata_pci_shutdown_one);
-EXPORT_SYMBOL_GPL(ata_pci_remove_one);
-#ifdef CONFIG_PM
-EXPORT_SYMBOL_GPL(ata_pci_device_do_suspend);
-EXPORT_SYMBOL_GPL(ata_pci_device_do_resume);
-EXPORT_SYMBOL_GPL(ata_pci_device_suspend);
-EXPORT_SYMBOL_GPL(ata_pci_device_resume);
-#endif /* CONFIG_PM */
-#endif /* CONFIG_PCI */
-
-EXPORT_SYMBOL_GPL(ata_platform_remove_one);
-
-EXPORT_SYMBOL_GPL(__ata_ehi_push_desc);
-EXPORT_SYMBOL_GPL(ata_ehi_push_desc);
-EXPORT_SYMBOL_GPL(ata_ehi_clear_desc);
-EXPORT_SYMBOL_GPL(ata_port_desc);
-#ifdef CONFIG_PCI
-EXPORT_SYMBOL_GPL(ata_port_pbar_desc);
-#endif /* CONFIG_PCI */
-EXPORT_SYMBOL_GPL(ata_port_schedule_eh);
-EXPORT_SYMBOL_GPL(ata_link_abort);
-EXPORT_SYMBOL_GPL(ata_port_abort);
-EXPORT_SYMBOL_GPL(ata_port_freeze);
-EXPORT_SYMBOL_GPL(sata_async_notification);
-EXPORT_SYMBOL_GPL(ata_eh_freeze_port);
-EXPORT_SYMBOL_GPL(ata_eh_thaw_port);
-EXPORT_SYMBOL_GPL(ata_eh_qc_complete);
-EXPORT_SYMBOL_GPL(ata_eh_qc_retry);
-EXPORT_SYMBOL_GPL(ata_eh_analyze_ncq_error);
-EXPORT_SYMBOL_GPL(ata_do_eh);
-EXPORT_SYMBOL_GPL(ata_std_error_handler);
-
-EXPORT_SYMBOL_GPL(ata_cable_40wire);
-EXPORT_SYMBOL_GPL(ata_cable_80wire);
-EXPORT_SYMBOL_GPL(ata_cable_unknown);
-EXPORT_SYMBOL_GPL(ata_cable_ignore);
-EXPORT_SYMBOL_GPL(ata_cable_sata);
-EXPORT_SYMBOL_GPL(ata_host_get);
-EXPORT_SYMBOL_GPL(ata_host_put);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 53605c8949d8..1d231cfab26f 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -180,6 +180,7 @@ void __ata_ehi_push_desc(struct ata_eh_info *ehi, const char *fmt, ...)
__ata_ehi_pushv_desc(ehi, fmt, args);
va_end(args);
}
+EXPORT_SYMBOL_GPL(__ata_ehi_push_desc);

/**
* ata_ehi_push_desc - push error description with separator
@@ -203,6 +204,7 @@ void ata_ehi_push_desc(struct ata_eh_info *ehi, const char *fmt, ...)
__ata_ehi_pushv_desc(ehi, fmt, args);
va_end(args);
}
+EXPORT_SYMBOL_GPL(ata_ehi_push_desc);

/**
* ata_ehi_clear_desc - clean error description
@@ -218,6 +220,7 @@ void ata_ehi_clear_desc(struct ata_eh_info *ehi)
ehi->desc[0] = '\0';
ehi->desc_len = 0;
}
+EXPORT_SYMBOL_GPL(ata_ehi_clear_desc);

/**
* ata_port_desc - append port description
@@ -245,9 +248,9 @@ void ata_port_desc(struct ata_port *ap, const char *fmt, ...)
__ata_ehi_pushv_desc(&ap->link.eh_info, fmt, args);
va_end(args);
}
+EXPORT_SYMBOL_GPL(ata_port_desc);

#ifdef CONFIG_PCI
-
/**
* ata_port_pbar_desc - append PCI BAR description
* @ap: target ATA port
@@ -284,7 +287,7 @@ void ata_port_pbar_desc(struct ata_port *ap, int bar, ssize_t offset,
ata_port_desc(ap, "%s 0x%llx", name,
start + (unsigned long long)offset);
}
-
+EXPORT_SYMBOL_GPL(ata_port_pbar_desc);
#endif /* CONFIG_PCI */

static int ata_lookup_timeout_table(u8 cmd)
@@ -969,6 +972,7 @@ void ata_port_schedule_eh(struct ata_port *ap)
/* see: ata_std_sched_eh, unless you know better */
ap->ops->sched_eh(ap);
}
+EXPORT_SYMBOL_GPL(ata_port_schedule_eh);

static int ata_do_link_abort(struct ata_port *ap, struct ata_link *link)
{
@@ -1011,6 +1015,7 @@ int ata_link_abort(struct ata_link *link)
{
return ata_do_link_abort(link->ap, link);
}
+EXPORT_SYMBOL_GPL(ata_link_abort);

/**
* ata_port_abort - abort all qc's on the port
@@ -1028,6 +1033,7 @@ int ata_port_abort(struct ata_port *ap)
{
return ata_do_link_abort(ap, NULL);
}
+EXPORT_SYMBOL_GPL(ata_port_abort);

/**
* __ata_port_freeze - freeze port
@@ -1084,6 +1090,7 @@ int ata_port_freeze(struct ata_port *ap)

return nr_aborted;
}
+EXPORT_SYMBOL_GPL(ata_port_freeze);

/**
* sata_async_notification - SATA async notification handler
@@ -1157,6 +1164,7 @@ int sata_async_notification(struct ata_port *ap)
return 0;
}
}
+EXPORT_SYMBOL_GPL(sata_async_notification);

/**
* ata_eh_freeze_port - EH helper to freeze port
@@ -1178,6 +1186,7 @@ void ata_eh_freeze_port(struct ata_port *ap)
__ata_port_freeze(ap);
spin_unlock_irqrestore(ap->lock, flags);
}
+EXPORT_SYMBOL_GPL(ata_eh_freeze_port);

/**
* ata_port_thaw_port - EH helper to thaw port
@@ -1206,6 +1215,7 @@ void ata_eh_thaw_port(struct ata_port *ap)

DPRINTK("ata%u port thawed\n", ap->print_id);
}
+EXPORT_SYMBOL_GPL(ata_eh_thaw_port);

static void ata_eh_scsidone(struct scsi_cmnd *scmd)
{
@@ -1240,6 +1250,7 @@ void ata_eh_qc_complete(struct ata_queued_cmd *qc)
scmd->retries = scmd->allowed;
__ata_eh_qc_complete(qc);
}
+EXPORT_SYMBOL_GPL(ata_eh_qc_complete);

/**
* ata_eh_qc_retry - Tell midlayer to retry an ATA command after EH
@@ -1259,6 +1270,7 @@ void ata_eh_qc_retry(struct ata_queued_cmd *qc)
scmd->allowed++;
__ata_eh_qc_complete(qc);
}
+EXPORT_SYMBOL_GPL(ata_eh_qc_retry);

/**
* ata_dev_disable - disable ATA device
@@ -1285,6 +1297,7 @@ void ata_dev_disable(struct ata_device *dev)
*/
ata_ering_clear(&dev->ering);
}
+EXPORT_SYMBOL_GPL(ata_dev_disable);

/**
* ata_eh_detach_dev - detach ATA device
@@ -1727,6 +1740,7 @@ void ata_eh_analyze_ncq_error(struct ata_link *link)

ehc->i.err_mask &= ~AC_ERR_DEV;
}
+EXPORT_SYMBOL_GPL(ata_eh_analyze_ncq_error);

/**
* ata_eh_analyze_tf - analyze taskfile of a failed qc
@@ -4027,6 +4041,7 @@ void ata_do_eh(struct ata_port *ap, ata_prereset_fn_t prereset,

ata_eh_finish(ap);
}
+EXPORT_SYMBOL_GPL(ata_do_eh);

/**
* ata_std_error_handler - standard error handler
@@ -4048,6 +4063,7 @@ void ata_std_error_handler(struct ata_port *ap)

ata_do_eh(ap, ops->prereset, ops->softreset, hardreset, ops->postreset);
}
+EXPORT_SYMBOL_GPL(ata_std_error_handler);

#ifdef CONFIG_PM
/**
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index c2b8428dfb94..24024e728296 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -502,6 +502,7 @@ int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev,

return 0;
}
+EXPORT_SYMBOL_GPL(ata_std_bios_param);

/**
* ata_scsi_unlock_native_capacity - unlock native capacity
@@ -531,6 +532,7 @@ void ata_scsi_unlock_native_capacity(struct scsi_device *sdev)
spin_unlock_irqrestore(ap->lock, flags);
ata_port_wait_eh(ap);
}
+EXPORT_SYMBOL_GPL(ata_scsi_unlock_native_capacity);

/**
* ata_get_identity - Handler for HDIO_GET_IDENTITY ioctl
@@ -1347,6 +1349,7 @@ int ata_scsi_slave_config(struct scsi_device *sdev)

return rc;
}
+EXPORT_SYMBOL_GPL(ata_scsi_slave_config);

/**
* ata_scsi_slave_destroy - SCSI device is about to be destroyed
@@ -1386,6 +1389,7 @@ void ata_scsi_slave_destroy(struct scsi_device *sdev)
q->dma_drain_buffer = NULL;
q->dma_drain_size = 0;
}
+EXPORT_SYMBOL_GPL(ata_scsi_slave_destroy);

/**
* __ata_change_queue_depth - helper for ata_scsi_change_queue_depth
@@ -1429,6 +1433,7 @@ int __ata_change_queue_depth(struct ata_port *ap, struct scsi_device *sdev,

return scsi_change_queue_depth(sdev, queue_depth);
}
+EXPORT_SYMBOL_GPL(__ata_change_queue_depth);

/**
* ata_scsi_change_queue_depth - SCSI callback for queue depth config
@@ -1451,6 +1456,7 @@ int ata_scsi_change_queue_depth(struct scsi_device *sdev, int queue_depth)

return __ata_change_queue_depth(ap, sdev, queue_depth);
}
+EXPORT_SYMBOL_GPL(ata_scsi_change_queue_depth);

/**
* ata_scsi_start_stop_xlat - Translate SCSI START STOP UNIT command
@@ -4406,6 +4412,7 @@ int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd)

return rc;
}
+EXPORT_SYMBOL_GPL(ata_scsi_queuecmd);

/**
* ata_scsi_simulate - simulate SCSI command on ATA device
@@ -4529,6 +4536,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd)

cmd->scsi_done(cmd);
}
+EXPORT_SYMBOL_GPL(ata_scsi_simulate);

int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht)
{
--
2.24.1
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