When the AHCI link is disabled, it can't be re-enabled except by resetting the entire SoC. Rather than doing this silently print some kernel messages to inform the user, along with how to avoid this. Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx> --- drivers/ata/ahci_imx.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c index 497c7abe1c7d..6a56a561a80b 100644 --- a/drivers/ata/ahci_imx.c +++ b/drivers/ata/ahci_imx.c @@ -160,6 +160,10 @@ static void ahci_imx_error_handler(struct ata_port *ap) writel(reg_val | PORT_PHY_CTL_PDDQ_LOC, mmio + PORT_PHY_CTL); imx_sata_disable(hpriv); imxpriv->no_device = true; + + dev_info(ap->dev, "no device found, disabling link.\n"); + dev_info(ap->dev, "pass " MODULE_PARAM_PREFIX + ".hotplug=1 to enable hotplug\n"); } static int ahci_imx_softreset(struct ata_link *link, unsigned int *class, -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html