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

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;
}