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| author | Tejun Heo <htejun@gmail.com> | 2007-01-20 16:00:26 +0900 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-09 17:39:37 -0500 |
| commit | 0529c159dbdd79794796c1b50b39442d72efbe97 (patch) | |
| tree | 417e2285c048ca582ba6e1f40119930c460250ad | |
| parent | 9ac7849e35f705830f7b016ff272b0ff1f7ff759 (diff) | |
| download | op-kernel-dev-0529c159dbdd79794796c1b50b39442d72efbe97.zip op-kernel-dev-0529c159dbdd79794796c1b50b39442d72efbe97.tar.gz | |
libata: implement ata_host_detach()
Implement ata_host_detach() which calls ata_port_detach() for each
port in the host and export it. ata_port_detach() is now internal and
thus un-exported. ata_host_detach() will be used as the 'deregister
from libata layer' function after devres conversion.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
| -rw-r--r-- | drivers/ata/ahci.c | 3 | ||||
| -rw-r--r-- | drivers/ata/libata-core.c | 22 | ||||
| -rw-r--r-- | include/linux/libata.h | 2 |
3 files changed, 21 insertions, 6 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 03b7a005..649dfa5 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1792,8 +1792,7 @@ static void ahci_remove_one (struct pci_dev *pdev) unsigned int i; int have_msi; - for (i = 0; i < host->n_ports; i++) - ata_port_detach(host->ports[i]); + ata_host_detach(host); have_msi = hpriv->flags & AHCI_FLAG_MSI; free_irq(host->irq, host); diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 781d095..a927c4c 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5992,6 +5992,23 @@ void ata_port_detach(struct ata_port *ap) } /** + * ata_host_detach - Detach all ports of an ATA host + * @host: Host to detach + * + * Detach all ports of @host. + * + * LOCKING: + * Kernel thread context (may sleep). + */ +void ata_host_detach(struct ata_host *host) +{ + int i; + + for (i = 0; i < host->n_ports; i++) + ata_port_detach(host->ports[i]); +} + +/** * ata_host_remove - PCI layer callback for device removal * @host: ATA host set that was removed * @@ -6006,8 +6023,7 @@ void ata_host_remove(struct ata_host *host) { unsigned int i; - for (i = 0; i < host->n_ports; i++) - ata_port_detach(host->ports[i]); + ata_host_detach(host); free_irq(host->irq, host); if (host->irq2) @@ -6382,7 +6398,7 @@ EXPORT_SYMBOL_GPL(ata_std_bios_param); EXPORT_SYMBOL_GPL(ata_std_ports); EXPORT_SYMBOL_GPL(ata_host_init); EXPORT_SYMBOL_GPL(ata_device_add); -EXPORT_SYMBOL_GPL(ata_port_detach); +EXPORT_SYMBOL_GPL(ata_host_detach); EXPORT_SYMBOL_GPL(ata_host_remove); EXPORT_SYMBOL_GPL(ata_sg_init); EXPORT_SYMBOL_GPL(ata_sg_init_one); diff --git a/include/linux/libata.h b/include/linux/libata.h index a2458df..e9a0cfd 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -719,7 +719,7 @@ extern int ata_pci_device_resume(struct pci_dev *pdev); extern int ata_pci_clear_simplex(struct pci_dev *pdev); #endif /* CONFIG_PCI */ extern int ata_device_add(const struct ata_probe_ent *ent); -extern void ata_port_detach(struct ata_port *ap); +extern void ata_host_detach(struct ata_host *host); extern void ata_host_init(struct ata_host *, struct device *, unsigned long, const struct ata_port_operations *); extern void ata_host_remove(struct ata_host *host); |
