Some LLDs were missing scsi device PM callbacks while having host/port suspend support. Add missing ones. Signed-off-by: Tejun Heo <htejun@xxxxxxxxx> --- This should fix the problem you're seeing on sil680. These patches are against 2.6.20.1. Patches for libata-dev#upstream is separately posted to linux-ide in the following thread. http://thread.gmane.org/gmane.linux.ide/16475 drivers/ata/pata_jmicron.c | 4 ++++ drivers/ata/pata_sil680.c | 4 ++++ 2 files changed, 8 insertions(+) Index: work1/drivers/ata/pata_sil680.c =================================================================== --- work1.orig/drivers/ata/pata_sil680.c +++ work1/drivers/ata/pata_sil680.c @@ -226,6 +226,10 @@ static struct scsi_host_template sil680_ .slave_configure = ata_scsi_slave_config, .slave_destroy = ata_scsi_slave_destroy, .bios_param = ata_std_bios_param, +#ifdef CONFIG_PM + .suspend = ata_scsi_device_suspend, + .resume = ata_scsi_device_resume, +#endif }; static struct ata_port_operations sil680_port_ops = { Index: work1/drivers/ata/pata_jmicron.c =================================================================== --- work1.orig/drivers/ata/pata_jmicron.c +++ work1/drivers/ata/pata_jmicron.c @@ -137,6 +137,10 @@ static struct scsi_host_template jmicron .slave_destroy = ata_scsi_slave_destroy, /* Use standard CHS mapping rules */ .bios_param = ata_std_bios_param, +#ifdef CONFIG_PM + .suspend = ata_scsi_device_suspend, + .resume = ata_scsi_device_resume, +#endif }; static const struct ata_port_operations jmicron_ops = { - 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