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| author | Jakub Kicinski <kuba@kernel.org> | 2021-11-26 13:26:29 -0800 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-11-26 13:45:19 -0800 |
| commit | 93d5404e8988882bd33f6acc0d343c4db51eb8b4 (patch) | |
| tree | dd08a576dab4d61fda56dd005c7b2d0001a04297 /drivers/ata/libahci.c | |
| parent | af22d0550705dcb4142362b232f972bfab486b89 (diff) | |
| parent | c5c17547b778975b3d83a73c8d84e8fb5ecf3ba5 (diff) | |
| download | linux-93d5404e8988882bd33f6acc0d343c4db51eb8b4.tar.gz linux-93d5404e8988882bd33f6acc0d343c4db51eb8b4.tar.bz2 linux-93d5404e8988882bd33f6acc0d343c4db51eb8b4.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/ipa/ipa_main.c
8afc7e471ad3 ("net: ipa: separate disabling setup from modem stop")
76b5fbcd6b47 ("net: ipa: kill ipa_modem_init()")
Duplicated include, drop one.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/ata/libahci.c')
| -rw-r--r-- | drivers/ata/libahci.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 8a6835bfd18a..f76b8418e6fb 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -2323,6 +2323,18 @@ int ahci_port_resume(struct ata_port *ap) EXPORT_SYMBOL_GPL(ahci_port_resume); #ifdef CONFIG_PM +static void ahci_handle_s2idle(struct ata_port *ap) +{ + void __iomem *port_mmio = ahci_port_base(ap); + u32 devslp; + + if (pm_suspend_via_firmware()) + return; + devslp = readl(port_mmio + PORT_DEVSLP); + if ((devslp & PORT_DEVSLP_ADSE)) + ata_msleep(ap, devslp_idle_timeout); +} + static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg) { const char *emsg = NULL; @@ -2336,6 +2348,9 @@ static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg) ata_port_freeze(ap); } + if (acpi_storage_d3(ap->host->dev)) + ahci_handle_s2idle(ap); + ahci_rpm_put_port(ap); return rc; } |