Commit aa55bf5f authored by Harald Freudenberger's avatar Harald Freudenberger Committed by Martin Schwidefsky

s390/zcrypt: add ap_adapter_mask sysfs attribute

This patch provides a new sysfs attribute file
/sys/bus/ap/ap_adapter_mask. This read-only attribute
refrects the apm field as it is found in the PQAP(QCI)
crypto info.
Signed-off-by: default avatarHarald Freudenberger <freude@linux.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent a17b92e0
......@@ -1037,6 +1037,21 @@ static ssize_t ap_usage_domain_mask_show(struct bus_type *bus, char *buf)
static BUS_ATTR_RO(ap_usage_domain_mask);
static ssize_t ap_adapter_mask_show(struct bus_type *bus, char *buf)
{
if (!ap_configuration) /* QCI not supported */
return snprintf(buf, PAGE_SIZE, "not supported\n");
return snprintf(buf, PAGE_SIZE,
"0x%08x%08x%08x%08x%08x%08x%08x%08x\n",
ap_configuration->apm[0], ap_configuration->apm[1],
ap_configuration->apm[2], ap_configuration->apm[3],
ap_configuration->apm[4], ap_configuration->apm[5],
ap_configuration->apm[6], ap_configuration->apm[7]);
}
static BUS_ATTR_RO(ap_adapter_mask);
static ssize_t ap_interrupts_show(struct bus_type *bus, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n",
......@@ -1195,6 +1210,7 @@ static struct bus_attribute *const ap_bus_attrs[] = {
&bus_attr_ap_domain,
&bus_attr_ap_control_domain_mask,
&bus_attr_ap_usage_domain_mask,
&bus_attr_ap_adapter_mask,
&bus_attr_config_time,
&bus_attr_poll_thread,
&bus_attr_ap_interrupts,
......
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