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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2007-10-04 16:28:18 -0400
committerJeff Garzik <jeff@garzik.org>2007-10-12 14:55:46 -0400
commitbadff03df7a005d13ea2ae8ddc2f5ec0cfc049e8 (patch)
tree11f661e29c5991a9baf33382749ce9f8347da5cf /drivers/ata/libata-acpi.c
parent70edb185dbaa8a9ec0d6f3e50bb5698a4e85ded6 (diff)
libata-core: Expose gtm methods for driver use
Talk to the dark side our driver has to, yes. Much misleading is the data. Store it in a structure we do so that it may be parsed. Signed-off-by: Alan Cox <alan@redhat.com> -- Whats small, old and shouts phrases out of order across mountains ? Yodla.. Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata-acpi.c')
-rw-r--r--drivers/ata/libata-acpi.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 5ebbf16f3af1..f862e07d92f2 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -200,7 +200,7 @@ void ata_acpi_associate(struct ata_host *host)
200 * RETURNS: 200 * RETURNS:
201 * 0 on success, -ENOENT if _GTM doesn't exist, -errno on failure. 201 * 0 on success, -ENOENT if _GTM doesn't exist, -errno on failure.
202 */ 202 */
203static int ata_acpi_gtm(const struct ata_port *ap, struct ata_acpi_gtm *gtm) 203int ata_acpi_gtm(const struct ata_port *ap, struct ata_acpi_gtm *gtm)
204{ 204{
205 struct acpi_buffer output = { .length = ACPI_ALLOCATE_BUFFER }; 205 struct acpi_buffer output = { .length = ACPI_ALLOCATE_BUFFER };
206 union acpi_object *out_obj; 206 union acpi_object *out_obj;
@@ -244,6 +244,8 @@ static int ata_acpi_gtm(const struct ata_port *ap, struct ata_acpi_gtm *gtm)
244 return rc; 244 return rc;
245} 245}
246 246
247EXPORT_SYMBOL_GPL(ata_acpi_gtm);
248
247/** 249/**
248 * ata_acpi_stm - execute _STM 250 * ata_acpi_stm - execute _STM
249 * @ap: target ATA port 251 * @ap: target ATA port
@@ -257,7 +259,7 @@ static int ata_acpi_gtm(const struct ata_port *ap, struct ata_acpi_gtm *gtm)
257 * RETURNS: 259 * RETURNS:
258 * 0 on success, -ENOENT if _STM doesn't exist, -errno on failure. 260 * 0 on success, -ENOENT if _STM doesn't exist, -errno on failure.
259 */ 261 */
260static int ata_acpi_stm(const struct ata_port *ap, struct ata_acpi_gtm *stm) 262int ata_acpi_stm(const struct ata_port *ap, struct ata_acpi_gtm *stm)
261{ 263{
262 acpi_status status; 264 acpi_status status;
263 struct acpi_object_list input; 265 struct acpi_object_list input;
@@ -289,6 +291,8 @@ static int ata_acpi_stm(const struct ata_port *ap, struct ata_acpi_gtm *stm)
289 return 0; 291 return 0;
290} 292}
291 293
294EXPORT_SYMBOL_GPL(ata_acpi_stm);
295
292/** 296/**
293 * ata_dev_get_GTF - get the drive bootup default taskfile settings 297 * ata_dev_get_GTF - get the drive bootup default taskfile settings
294 * @dev: target ATA device 298 * @dev: target ATA device