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[libata] Disable ACPI by default; fix namespace problems 

Not yet ready to turn on ATA ACPI by default, for either PATA or SATA.

Also, rename the global-scope module parameter variable 'noacpi' to
something more libata-specific, reducing the potential for namespace
collision.

Signed-off-by: Jeff Garzik <jeff@garzik.org>
hifive-unleashed-5.1
Jeff Garzik 2007-03-28 01:57:37 -04:00
parent 28defbea64
commit d7d0dad62a
3 changed files with 7 additions and 7 deletions
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8
drivers/ata/libata-acpi.c
View File

@ -305,7 +305,7 @@ static int do_drive_get_GTF(struct ata_port *ap, int ix,
*gtf_address = 0UL;
*obj_loc = 0UL;
if (noacpi)
if (libata_noacpi)
return 0;
if (ata_msg_probe(ap))
@ -531,7 +531,7 @@ static int do_drive_set_taskfiles(struct ata_port *ap,
ata_dev_printk(atadev, KERN_DEBUG, "%s: ENTER: port#: %d\n",
__FUNCTION__, ap->port_no);
if (noacpi || !(ap->cbl == ATA_CBL_SATA))
if (libata_noacpi || !(ap->cbl == ATA_CBL_SATA))
return 0;
if (!ata_dev_enabled(atadev) || (ap->flags & ATA_FLAG_DISABLED))
@ -574,7 +574,7 @@ int ata_acpi_exec_tfs(struct ata_port *ap)
unsigned long gtf_address;
unsigned long obj_loc;
if (noacpi)
if (libata_noacpi)
return 0;
/*
* TBD - implement PATA support. For now,
@ -636,7 +636,7 @@ int ata_acpi_push_id(struct ata_port *ap, unsigned int ix)
struct acpi_object_list input;
union acpi_object in_params[1];
if (noacpi)
if (libata_noacpi)
return 0;
if (ata_msg_probe(ap))

4
drivers/ata/libata-core.c
View File

@ -93,8 +93,8 @@ static int ata_probe_timeout = ATA_TMOUT_INTERNAL / HZ;
module_param(ata_probe_timeout, int, 0444);
MODULE_PARM_DESC(ata_probe_timeout, "Set ATA probing timeout (seconds)");
int noacpi;
module_param(noacpi, int, 0444);
int libata_noacpi = 1;
module_param_named(noacpi, libata_noacpi, int, 0444);
MODULE_PARM_DESC(noacpi, "Disables the use of ACPI in suspend/resume when set");
MODULE_AUTHOR("Jeff Garzik");

2
drivers/ata/libata.h
View File

@ -56,7 +56,7 @@ extern struct workqueue_struct *ata_aux_wq;
extern int atapi_enabled;
extern int atapi_dmadir;
extern int libata_fua;
extern int noacpi;
extern int libata_noacpi;
extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev);
extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev,
u64 block, u32 n_block, unsigned int tf_flags,