static void handle_prd_control_occ_error(struct control_msg *msg)
{
if (!hservice_runtime->process_occ_error) {
pr_log_nocall("process_occ_error");
return;
}
pr_debug("CTRL: calling process_occ_error(0)");
call_process_occ_error(0);
msg->data_len = 0;
msg->response = 0;
}
static int handle_msg_occ_error(struct opal_prd_ctx *ctx,
struct opal_prd_msg *msg)
{
uint32_t proc;
proc = be64toh(msg->occ_error.chip);
if (!hservice_runtime->process_occ_error) {
pr_log_nocall("process_occ_error");
return -1;
}
call_process_occ_error(proc);
return 0;
}
static int handle_msg_occ_error(struct opal_prd_ctx *ctx,
struct opal_prd_msg *msg)
{
uint32_t proc;
proc = be64toh(msg->occ_error.chip);
pr_debug("FW: firmware signalled OCC error for proc 0x%x", proc);
if (!hservice_runtime->process_occ_error) {
pr_log_nocall("process_occ_error");
return -1;
}
call_process_occ_error(proc);
return 0;
}
static int handle_prd_control(struct opal_prd_ctx *ctx, int fd)
{
struct control_msg msg;
bool enabled;
int rc;
rc = recv(fd, &msg, sizeof(msg), MSG_TRUNC);
if (rc != sizeof(msg)) {
pr_log(LOG_WARNING, "CTRL: failed to receive "
"control message: %m");
return -1;
}
enabled = false;
rc = -1;
switch (msg.type) {
case CONTROL_MSG_ENABLE_OCCS:
enabled = true;
/* fall through */
case CONTROL_MSG_DISABLE_OCCS:
if (!hservice_runtime->enable_occ_actuation) {
pr_log_nocall("enable_occ_actuation");
} else {
pr_debug("CTRL: calling enable_occ_actuation(%s)",
enabled ? "true" : "false");
rc = call_enable_occ_actuation(enabled);
pr_debug("CTRL: -> %d", rc);
}
break;
case CONTROL_MSG_TEMP_OCC_RESET:
if (hservice_runtime->process_occ_reset) {
pr_debug("CTRL: calling process_occ_reset(0)");
call_process_occ_reset(0);
rc = 0;
} else {
pr_log_nocall("process_occ_reset");
}
break;
case CONTROL_MSG_TEMP_OCC_ERROR:
if (hservice_runtime->process_occ_error) {
pr_debug("CTRL: calling process_occ_error(0)");
call_process_occ_error(0);
rc = 0;
} else {
pr_log_nocall("process_occ_error");
}
break;
default:
pr_log(LOG_WARNING, "CTRL: Unknown control message action %d",
msg.type);
}
/* send a response */
msg.response = rc;
rc = send(fd, &msg, sizeof(msg), MSG_DONTWAIT | MSG_NOSIGNAL);
if (rc && (errno == EAGAIN || errno == EWOULDBLOCK || errno == EPIPE))
pr_debug("CTRL: control send() returned %d, ignoring failure",
rc);
else if (rc != sizeof(msg))
pr_log(LOG_NOTICE, "CTRL: Failed to send control response: %m");
return 0;
}
