Message ID | E1Wz2tw-0000eE-Ml@rmk-PC.arm.linux.org.uk |
---|---|
State | Not Applicable |
Delegated to: | David Miller |
Headers | show |
On Mon, Jun 23, 2014 at 12:59:08PM +0100, Russell King wrote: > 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@arm.linux.org.uk> Applied to libata/for-3.16-fixes w/ the printf format string put on a single line. Thanks.
diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c index 3a901520c62b..4eba1c5279ec 100644 --- a/drivers/ata/ahci_imx.c +++ b/drivers/ata/ahci_imx.c @@ -324,6 +324,10 @@ static void ahci_imx_error_handler(struct ata_port *ap) writel(reg_val | IMX_P0PHYCR_TEST_PDDQ, mmio + IMX_P0PHYCR); 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,
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@arm.linux.org.uk> --- drivers/ata/ahci_imx.c | 4 ++++ 1 file changed, 4 insertions(+)