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ahci: Use dev_info() to inform about the lack of Device Sleep support

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According to the Serial ATA AHCI specification, Device Sleep is an
optional feature and as such no errors should be printed if it's
missing. Keep informing users, but use dev_info() instead of dev_err().

Signed-off-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Gabriele Mazzotta 2015-01-08 19:41:34 +01:00 committed by Tejun Heo
parent e61f7d1c3c
commit 95bbbe9a66
1 changed files with 1 additions and 1 deletions
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2
drivers/ata/libahci.c
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@ -2003,7 +2003,7 @@ static void ahci_set_aggressive_devslp(struct ata_port *ap, bool sleep)
devslp = readl(port_mmio + PORT_DEVSLP);
if (!(devslp & PORT_DEVSLP_DSP)) {
dev_err(ap->host->dev, "port does not support device sleep\n");
dev_info(ap->host->dev, "port does not support device sleep\n");
return;
}