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ata: ahci: Rename CONFIG_SATA_LPM_MOBILE_POLICY configuration item

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`CONFIG_SATA_LPM_MOBILE_POLICY` reflects a configuration to apply only to
mobile chipsets.  As some desktop boards may want to use this policy by
default as well, rename the configuration item to `SATA_LPM_POLICY`.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Paul Menzel <pmenzel@molgen.mpg.de>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
This commit is contained in:
Mario Limonciello 2022-02-25 11:23:19 -06:00 committed by Damien Le Moal
parent e5c894791e
commit 4dd4d3deb5
3 changed files with 5 additions and 5 deletions
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6
drivers/ata/Kconfig
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@ -115,14 +115,14 @@ config SATA_AHCI
If unsure, say N.
config SATA_MOBILE_LPM_POLICY
int "Default SATA Link Power Management policy for mobile chipsets"
config SATA_LPM_POLICY
int "Default SATA Link Power Management policy for low power chipsets"
range 0 4
default 0
depends on SATA_AHCI
help
Select the Default SATA Link Power Management (LPM) policy to use
for mobile / laptop variants of chipsets / "South Bridges".
for chipsets / "South Bridges" designated as supporting low power.
The value set has the following meanings:
0 => Keep firmware settings

2
drivers/ata/ahci.c
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@ -1595,7 +1595,7 @@ static int ahci_init_msi(struct pci_dev *pdev, unsigned int n_ports,
static void ahci_update_initial_lpm_policy(struct ata_port *ap,
struct ahci_host_priv *hpriv)
{
int policy = CONFIG_SATA_MOBILE_LPM_POLICY;
int policy = CONFIG_SATA_LPM_POLICY;
/* Ignore processing for chipsets that don't use policy */

2
drivers/ata/ahci.h
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@ -236,7 +236,7 @@ enum {
AHCI_HFLAG_NO_WRITE_TO_RO = (1 << 24), /* don't write to read
only registers */
AHCI_HFLAG_USE_LPM_POLICY = (1 << 25), /* chipset that should use
SATA_MOBILE_LPM_POLICY
SATA_LPM_POLICY
as default lpm_policy */
AHCI_HFLAG_SUSPEND_PHYS = (1 << 26), /* handle PHYs during
suspend/resume */