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-rw-r--r--drivers/ata/libata-core.c12
-rw-r--r--drivers/ata/libata-eh.c21
-rw-r--r--drivers/ata/libata.h2
3 files changed, 22 insertions, 13 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 574715d0b0fc..af60d2715825 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1015,18 +1015,6 @@ static const char *sata_spd_string(unsigned int spd)
1015 return spd_str[spd - 1]; 1015 return spd_str[spd - 1];
1016} 1016}
1017 1017
1018void ata_dev_disable(struct ata_device *dev)
1019{
1020 if (ata_dev_enabled(dev)) {
1021 if (ata_msg_drv(dev->link->ap))
1022 ata_dev_printk(dev, KERN_WARNING, "disabled\n");
1023 ata_acpi_on_disable(dev);
1024 ata_down_xfermask_limit(dev, ATA_DNXFER_FORCE_PIO0 |
1025 ATA_DNXFER_QUIET);
1026 dev->class++;
1027 }
1028}
1029
1030static int ata_dev_set_dipm(struct ata_device *dev, enum link_pm policy) 1018static int ata_dev_set_dipm(struct ata_device *dev, enum link_pm policy)
1031{ 1019{
1032 struct ata_link *link = dev->link; 1020 struct ata_link *link = dev->link;
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index c15572d22a3b..aafe82bf5e2e 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1176,6 +1176,27 @@ void ata_eh_qc_retry(struct ata_queued_cmd *qc)
1176} 1176}
1177 1177
1178/** 1178/**
1179 * ata_dev_disable - disable ATA device
1180 * @dev: ATA device to disable
1181 *
1182 * Disable @dev.
1183 *
1184 * Locking:
1185 * EH context.
1186 */
1187void ata_dev_disable(struct ata_device *dev)
1188{
1189 if (!ata_dev_enabled(dev))
1190 return;
1191
1192 if (ata_msg_drv(dev->link->ap))
1193 ata_dev_printk(dev, KERN_WARNING, "disabled\n");
1194 ata_acpi_on_disable(dev);
1195 ata_down_xfermask_limit(dev, ATA_DNXFER_FORCE_PIO0 | ATA_DNXFER_QUIET);
1196 dev->class++;
1197}
1198
1199/**
1179 * ata_eh_detach_dev - detach ATA device 1200 * ata_eh_detach_dev - detach ATA device
1180 * @dev: ATA device to detach 1201 * @dev: ATA device to detach
1181 * 1202 *
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index fe2839e58774..0a6f5be15112 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -79,7 +79,6 @@ extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
79 u64 block, u32 n_block, unsigned int tf_flags, 79 u64 block, u32 n_block, unsigned int tf_flags,
80 unsigned int tag); 80 unsigned int tag);
81extern u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev); 81extern u64 ata_tf_read_block(struct ata_taskfile *tf, struct ata_device *dev);
82extern void ata_dev_disable(struct ata_device *dev);
83extern void ata_pio_queue_task(struct ata_port *ap, void *data, 82extern void ata_pio_queue_task(struct ata_port *ap, void *data,
84 unsigned long delay); 83 unsigned long delay);
85extern void ata_port_flush_task(struct ata_port *ap); 84extern void ata_port_flush_task(struct ata_port *ap);
@@ -160,6 +159,7 @@ extern void ata_scsi_error(struct Scsi_Host *host);
160extern void ata_port_wait_eh(struct ata_port *ap); 159extern void ata_port_wait_eh(struct ata_port *ap);
161extern void ata_eh_fastdrain_timerfn(unsigned long arg); 160extern void ata_eh_fastdrain_timerfn(unsigned long arg);
162extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc); 161extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc);
162extern void ata_dev_disable(struct ata_device *dev);
163extern void ata_eh_detach_dev(struct ata_device *dev); 163extern void ata_eh_detach_dev(struct ata_device *dev);
164extern void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev, 164extern void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev,
165 unsigned int action); 165 unsigned int action);