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 <[email protected]> --- drivers/ata/libahci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 97683e4..61a9c07 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -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; } -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
