sfc/siena/mcdi.c

66 	int rc = -ENOMEM;
94 	rc = efx_siena_mcdi_handle_assertion(efx);
95 	if (rc)
101 	rc = efx_mcdi_drv_attach(efx, true, &already_attached);
102 	if (rc) {
125 	return rc;
361 	int rc;
364 	rc = efx_siena_mcdi_poll_reboot(efx);
365 	if (rc) {
367 		mcdi->resprc = rc;
398 	/* Return rc=0 like wait_event_timeout() */
508 	int rc;
522 		rc = -ETIMEDOUT;
526 		rc = mcdi->resprc;
548 	if (!timeout && rc && !async->quiet) {
553 					     errbuf, err_len, rc);
557 		async->complete(efx, async->cookie, rc, outbuf,
660 	int rc;
663 		rc = efx_mcdi_poll(efx);
665 		rc = efx_mcdi_await_completion(efx);
667 	if (rc != 0) {
675 			rc = 0;
693 	if (rc != 0) {
704 		rc = mcdi->resprc;
712 		BUG_ON(rc > 0);
721 		if (cmd == MC_CMD_REBOOT && rc == -EIO) {
723 		} else if (rc == -EIO || rc == -EINTR) {
725 			netif_dbg(efx, hw, efx->net_dev, "MC rebooted during command %d rc %d\n",
726 				  cmd, -rc);
730 		} else if (proxy_handle && (rc == -EPROTO) &&
736 		} else if (rc && !quiet) {
738 						     err_len, rc);
741 		if (rc == -EIO || rc == -EINTR) {
750 	return rc;
781 	int rc;
784 	rc = wait_event_timeout(mcdi->proxy_rx_wq,
789 	if (rc <= 0) {
809 	int rc;
817 	rc = efx_siena_mcdi_rpc_start(efx, cmd, inbuf, inlen);
818 	if (rc)
819 		return rc;
821 	rc = _efx_mcdi_rpc_finish(efx, cmd, inlen, outbuf, outlen,
834 		rc = efx_mcdi_proxy_wait(efx, proxy_handle, quiet);
836 		if (rc == 0) {
844 			rc = _efx_mcdi_rpc_finish(efx, cmd, inlen,
848 			netif_cond_dbg(efx, hw, efx->net_dev, rc == -EPERM, err,
849 				       "MC command 0x%x failed after proxy auth rc=%d\n",
850 				       cmd, rc);
852 			if (rc == -EINTR || rc == -EIO)
858 	return rc;
867 	int rc;
869 	rc = _efx_mcdi_rpc(efx, cmd, inbuf, inlen,
872 	if ((rc == -EPROTO) && (raw_rc == MC_CMD_ERR_NO_EVB_PORT) &&
887 			rc = _efx_mcdi_rpc(efx, cmd, inbuf, inlen,
892 		} while ((rc == -EPROTO) &&
897 	if (rc && !quiet && !(cmd == MC_CMD_REBOOT && rc == -EIO))
899 					     outbuf, outlen, rc);
901 	return rc;
958 	int rc;
960 	rc = efx_mcdi_check_supported(efx, cmd, inlen);
961 	if (rc)
962 		return rc;
983 	int rc;
985 	rc = efx_mcdi_check_supported(efx, cmd, inlen);
986 	if (rc)
987 		return rc;
1021 		rc = -ENETDOWN;
1026 	return rc;
1087 				  size_t outlen, int rc)
1095 	netif_cond_dbg(efx, hw, efx->net_dev, rc == -EPERM, err,
1096 		       "MC command 0x%x inlen %zu failed rc=%d (raw=%d) arg=%d\n",
1097 		       cmd, inlen, rc, code, err_arg);
1199 static void efx_mcdi_ev_death(struct efx_nic *efx, int rc)
1232 			mcdi->resprc = rc;
1242 			rc = efx_siena_mcdi_poll_reboot(efx);
1243 			if (rc)
1254 		if (!rc && efx->type->mcdi_reboot_detected)
1420 	int rc;
1423 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_GET_VERSION, NULL, 0,
1425 	if (rc)
1428 		rc = -EIO;
1453 	netif_err(efx, probe, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
1463 	int rc;
1470 	rc = efx_siena_mcdi_rpc_quiet(efx, MC_CMD_DRV_ATTACH, inbuf,
1477 	if (rc == -EPERM) {
1482 		rc = efx_siena_mcdi_rpc_quiet(efx, MC_CMD_DRV_ATTACH, inbuf,
1486 	if (rc) {
1488 					     sizeof(inbuf), outbuf, outlen, rc);
1492 		rc = -EIO;
1521 	netif_err(efx, probe, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
1522 	return rc;
1531 	int rc;
1538 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_GET_BOARD_CFG, NULL, 0,
1540 	if (rc)
1544 		rc = -EIO;
1575 	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d len=%d\n",
1576 		  __func__, rc, (int)outlen);
1578 	return rc;
1586 	int rc;
1598 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_LOG_CTRL, inbuf, sizeof(inbuf),
1600 	return rc;
1607 	int rc;
1611 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_TYPES, NULL, 0,
1613 	if (rc)
1616 		rc = -EIO;
1624 	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n",
1625 		  __func__, rc);
1626 	return rc;
1636 	int rc;
1640 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_INFO, inbuf, sizeof(inbuf),
1642 	if (rc)
1645 		rc = -EIO;
1656 	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
1657 	return rc;
1664 	int rc;
1668 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_TEST, inbuf, sizeof(inbuf),
1670 	if (rc)
1671 		return rc;
1686 	int rc;
1688 	rc = efx_siena_mcdi_nvram_types(efx, &nvram_types);
1689 	if (rc)
1695 			rc = efx_mcdi_nvram_test(efx, type);
1696 			if (rc)
1709 	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
1710 	return rc;
1724 	int rc;
1734 		rc = efx_siena_mcdi_rpc_quiet(efx, MC_CMD_GET_ASSERTS,
1737 		if (rc == -EPERM)
1739 	} while ((rc == -EINTR || rc == -EIO) && retry-- > 0);
1741 	if (rc) {
1744 					     outlen, rc);
1745 		return rc;
1782 	int rc;
1793 	rc = efx_siena_mcdi_rpc_quiet(efx, MC_CMD_REBOOT, inbuf,
1795 	if (rc == -EIO)
1796 		rc = 0;
1797 	if (rc)
1799 					     MC_CMD_REBOOT_IN_LEN, NULL, 0, rc);
1800 	return rc;
1805 	int rc;
1807 	rc = efx_mcdi_read_assertion(efx);
1808 	if (rc <= 0)
1809 		return rc;
1833 	int rc;
1838 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_ENTITY_RESET, inbuf, sizeof(inbuf),
1840 	return rc;
1846 	int rc;
1850 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_REBOOT, inbuf, sizeof(inbuf),
1853 	if (rc == -EIO)
1855 	if (rc == 0)
1856 		rc = -EIO;
1857 	return rc;
1867 	int rc;
1871 		rc = pci_reset_function(efx->pci_dev);
1872 		if (rc)
1873 			return rc;
1883 	rc = efx_siena_mcdi_handle_assertion(efx);
1884 	if (rc)
1885 		return rc;
1901 	int rc;
1908 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_WOL_FILTER_SET, inbuf,
1910 	if (rc)
1914 		rc = -EIO;
1924 	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
1925 	return rc;
1941 	int rc;
1943 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_WOL_FILTER_GET, NULL, 0,
1945 	if (rc)
1949 		rc = -EIO;
1959 	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
1960 	return rc;
1967 	int rc;
1971 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_WOL_FILTER_REMOVE, inbuf,
1973 	return rc;
1982 	int rc, count;
2001 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_FLUSH_RX_QUEUES, inbuf,
2004 	WARN_ON(rc < 0);
2006 	return rc;
2011 	int rc;
2013 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_WOL_FILTER_RESET, NULL, 0,
2015 	return rc;
2025 	int rc;
2034 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_UPDATE_START, inbuf,
2037 	return rc;
2047 	int rc;
2055 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_READ, inbuf, sizeof(inbuf),
2057 	if (rc)
2058 		return rc;
2069 	int rc;
2078 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_WRITE, inbuf,
2081 	return rc;
2088 	int rc;
2096 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_ERASE, inbuf, sizeof(inbuf),
2098 	return rc;
2106 	int rc, rc2;
2114 	rc = efx_siena_mcdi_rpc(efx, MC_CMD_NVRAM_UPDATE_FINISH, inbuf,
2116 	if (!rc && outlen >= MC_CMD_NVRAM_UPDATE_FINISH_V2_OUT_LEN) {
2130 			rc = -EIO;
2134 			rc = -EINVAL;
2139 			rc = -EPERM;
2144 			rc = -EIO;
2148 	return rc;
2159 	int rc = 0;
2163 		rc = efx_mcdi_nvram_read(efx, part->nvram_type, offset,
2165 		if (rc)
2172 	return rc;
2182 	int rc = 0;
2185 		rc = efx_mcdi_nvram_update_start(efx, part->nvram_type);
2186 		if (rc)
2195 		rc = efx_mcdi_nvram_erase(efx, part->nvram_type, offset,
2197 		if (rc)
2202 	return rc;
2213 	int rc = 0;
2216 		rc = efx_mcdi_nvram_update_start(efx, part->nvram_type);
2217 		if (rc)
2224 		rc = efx_mcdi_nvram_write(efx, part->nvram_type, offset,
2226 		if (rc)
2233 	return rc;
2240 	int rc = 0;
2244 		rc = efx_mcdi_nvram_update_finish(efx, part->nvram_type);
2247 	return rc;