linux-kernel - [PATCH v3 04/10] ata: ahci: Use `pm_suspend_preferred

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Date:   Thu, 30 Jun 2022 21:33:22 -0500
From:   Mario Limonciello <mario.limonciello@....com>
To:     <mario.limonciello@....com>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>
CC:     <linux-pm@...r.kernel.org>, <linux-ide@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v3 04/10] ata: ahci: Use `pm_suspend_preferred_s2idle`

Drop the direct check from the FADT and use the helper instead.

Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
 drivers/ata/ahci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index c1eca72b4575..3f79b732dd00 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1611,7 +1611,7 @@ static void ahci_update_initial_lpm_policy(struct ata_port *ap,
 
 #ifdef CONFIG_ACPI
 	if (policy > ATA_LPM_MED_POWER &&
-	    (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)) {
+	    pm_suspend_preferred_s2idle()) {
 		if (hpriv->cap & HOST_CAP_PART)
 			policy = ATA_LPM_MIN_POWER_WITH_PARTIAL;
 		else if (hpriv->cap & HOST_CAP_SSC)
-- 
2.34.1