예제 #1
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_mdio_write(struct net_device *net_dev,
			       int prtad, int devad, u16 addr, u16 value)
{
	struct efx_nic *efx = netdev_priv(net_dev);
	MCDI_DECLARE_BUF(inbuf, MC_CMD_MDIO_WRITE_IN_LEN);
	MCDI_DECLARE_BUF(outbuf, MC_CMD_MDIO_WRITE_OUT_LEN);
	size_t outlen;
	int rc;

	MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_BUS, efx->mdio_bus);
	MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_PRTAD, prtad);
	MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_DEVAD, devad);
	MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_ADDR, addr);
	MCDI_SET_DWORD(inbuf, MDIO_WRITE_IN_VALUE, value);

	rc = efx_mcdi_rpc(efx, MC_CMD_MDIO_WRITE, inbuf, sizeof(inbuf),
			  outbuf, sizeof(outbuf), &outlen);
	if (rc)
		return rc;

	if (MCDI_DWORD(outbuf, MDIO_WRITE_OUT_STATUS) !=
	    MC_CMD_MDIO_STATUS_GOOD)
		return -EIO;

	return 0;
}
예제 #2
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_bist(struct efx_nic *efx, unsigned int bist_mode,
			 int *results)
{
	unsigned int retry, i, count = 0;
	size_t outlen;
	u32 status;
	MCDI_DECLARE_BUF(inbuf, MC_CMD_START_BIST_IN_LEN);
	MCDI_DECLARE_BUF(outbuf, MC_CMD_POLL_BIST_OUT_SFT9001_LEN);
	u8 *ptr;
	int rc;

	BUILD_BUG_ON(MC_CMD_START_BIST_OUT_LEN != 0);
	MCDI_SET_DWORD(inbuf, START_BIST_IN_TYPE, bist_mode);
	rc = efx_mcdi_rpc(efx, MC_CMD_START_BIST,
			  inbuf, MC_CMD_START_BIST_IN_LEN, NULL, 0, NULL);
	if (rc)
		goto out;

	/* Wait up to 10s for BIST to finish */
	for (retry = 0; retry < 100; ++retry) {
		BUILD_BUG_ON(MC_CMD_POLL_BIST_IN_LEN != 0);
		rc = efx_mcdi_rpc(efx, MC_CMD_POLL_BIST, NULL, 0,
				  outbuf, sizeof(outbuf), &outlen);
		if (rc)
			goto out;

		status = MCDI_DWORD(outbuf, POLL_BIST_OUT_RESULT);
		if (status != MC_CMD_POLL_BIST_RUNNING)
			goto finished;

		msleep(100);
	}

	rc = -ETIMEDOUT;
	goto out;

finished:
	results[count++] = (status == MC_CMD_POLL_BIST_PASSED) ? 1 : -1;

	/* SFT9001 specific cable diagnostics output */
	if (efx->phy_type == PHY_TYPE_SFT9001B &&
	    (bist_mode == MC_CMD_PHY_BIST_CABLE_SHORT ||
	     bist_mode == MC_CMD_PHY_BIST_CABLE_LONG)) {
		ptr = MCDI_PTR(outbuf, POLL_BIST_OUT_SFT9001_CABLE_LENGTH_A);
		if (status == MC_CMD_POLL_BIST_PASSED &&
		    outlen >= MC_CMD_POLL_BIST_OUT_SFT9001_LEN) {
			for (i = 0; i < 8; i++) {
				results[count + i] =
					EFX_DWORD_FIELD(((efx_dword_t *)ptr)[i],
							EFX_DWORD_0);
			}
		}
		count += 8;
	}
	rc = count;

out:
	return rc;
}
예제 #3
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_phy_get_module_eeprom(struct efx_nic *efx,
					  struct ethtool_eeprom *ee, u8 *data)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_MEDIA_INFO_OUT_LENMAX);
	MCDI_DECLARE_BUF(inbuf, MC_CMD_GET_PHY_MEDIA_INFO_IN_LEN);
	size_t outlen;
	int rc;
	unsigned int payload_len;
	unsigned int space_remaining = ee->len;
	unsigned int page;
	unsigned int page_off;
	unsigned int to_copy;
	u8 *user_data = data;

	BUILD_BUG_ON(SFP_PAGE_SIZE * SFP_NUM_PAGES != ETH_MODULE_SFF_8079_LEN);

	page_off = ee->offset % SFP_PAGE_SIZE;
	page = ee->offset / SFP_PAGE_SIZE;

	while (space_remaining && (page < SFP_NUM_PAGES)) {
		MCDI_SET_DWORD(inbuf, GET_PHY_MEDIA_INFO_IN_PAGE, page);

		rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_MEDIA_INFO,
				  inbuf, sizeof(inbuf),
				  outbuf, sizeof(outbuf),
				  &outlen);
		if (rc)
			return rc;

		if (outlen < (MC_CMD_GET_PHY_MEDIA_INFO_OUT_DATA_OFST +
			      SFP_PAGE_SIZE))
			return -EIO;

		payload_len = MCDI_DWORD(outbuf,
					 GET_PHY_MEDIA_INFO_OUT_DATALEN);
		if (payload_len != SFP_PAGE_SIZE)
			return -EIO;

		/* Copy as much as we can into data */
		payload_len -= page_off;
		to_copy = (space_remaining < payload_len) ?
			space_remaining : payload_len;

		memcpy(user_data,
		       MCDI_PTR(outbuf, GET_PHY_MEDIA_INFO_OUT_DATA) + page_off,
		       to_copy);

		space_remaining -= to_copy;
		user_data += to_copy;
		page_off = 0;
		page++;
	}

	return 0;
}
예제 #4
0
int efx_ef10_sriov_get_vf_config(struct efx_nic *efx, int vf_i,
				 struct ifla_vf_info *ivf)
{
#ifdef EFX_HAVE_VF_LINK_STATE
	MCDI_DECLARE_BUF(inbuf, MC_CMD_LINK_STATE_MODE_IN_LEN);
	MCDI_DECLARE_BUF(outbuf, MC_CMD_LINK_STATE_MODE_OUT_LEN);
#endif
	struct efx_ef10_nic_data *nic_data = efx->nic_data;
	struct ef10_vf *vf;
#ifdef EFX_HAVE_VF_LINK_STATE
	size_t outlen;
	int rc;
#endif

	if (vf_i >= efx->vf_count)
		return -EINVAL;

	if (nic_data->vf == NULL)
		return -EOPNOTSUPP;

	vf = nic_data->vf + vf_i;

	ivf->vf = vf_i;
#if !defined(EFX_USE_KCOMPAT) || defined(EFX_HAVE_VF_INFO_MIN_TX_RATE)
	ivf->min_tx_rate = 0;
	ivf->max_tx_rate = 0;
#else
	ivf->tx_rate = 0;
#endif
	ether_addr_copy(ivf->mac, vf->mac);
	ivf->vlan = (vf->vlan == EFX_EF10_NO_VLAN) ? 0 : vf->vlan;
	ivf->qos = 0;

#ifdef EFX_HAVE_VF_LINK_STATE
	MCDI_POPULATE_DWORD_2(inbuf, LINK_STATE_MODE_IN_FUNCTION,
			      LINK_STATE_MODE_IN_FUNCTION_PF, nic_data->pf_index,
			      LINK_STATE_MODE_IN_FUNCTION_VF, vf_i);
	MCDI_SET_DWORD(inbuf, LINK_STATE_MODE_IN_NEW_MODE,
		       MC_CMD_LINK_STATE_MODE_IN_DO_NOT_CHANGE);
	rc = efx_mcdi_rpc(efx, MC_CMD_LINK_STATE_MODE, inbuf, sizeof(inbuf),
			  outbuf, sizeof(outbuf), &outlen);
	if (rc)
		return rc;
	if (outlen < MC_CMD_LINK_STATE_MODE_OUT_LEN)
		return -EIO;
	ivf->linkstate = MCDI_DWORD(outbuf, LINK_STATE_MODE_OUT_OLD_MODE);
#endif

	return 0;
}
예제 #5
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static void efx_mcdi_phy_get_link_ksettings(struct efx_nic *efx,
					    struct ethtool_link_ksettings *cmd)
{
	struct efx_mcdi_phy_data *phy_cfg = efx->phy_data;
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN);
	int rc;
	u32 supported, advertising, lp_advertising;

	supported = mcdi_to_ethtool_cap(phy_cfg->media, phy_cfg->supported_cap);
	advertising = efx->link_advertising;
	cmd->base.speed = efx->link_state.speed;
	cmd->base.duplex = efx->link_state.fd;
	cmd->base.port = mcdi_to_ethtool_media(phy_cfg->media);
	cmd->base.phy_address = phy_cfg->port;
	cmd->base.autoneg = !!(efx->link_advertising & ADVERTISED_Autoneg);
	cmd->base.mdio_support = (efx->mdio.mode_support &
			      (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22));

	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
						supported);
	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
						advertising);

	BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);
	rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
			  outbuf, sizeof(outbuf), NULL);
	if (rc)
		return;
	lp_advertising =
		mcdi_to_ethtool_cap(phy_cfg->media,
				    MCDI_DWORD(outbuf, GET_LINK_OUT_LP_CAP));

	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
						lp_advertising);
}
예제 #6
0
파일: mcdi_port.c 프로젝트: 513855417/linux
static int efx_mcdi_mac_stats(struct efx_nic *efx,
			      enum efx_stats_action action, int clear)
{
	struct efx_ef10_nic_data *nic_data = efx->nic_data;
	MCDI_DECLARE_BUF(inbuf, MC_CMD_MAC_STATS_IN_LEN);
	int rc;
	int change = action == EFX_STATS_PULL ? 0 : 1;
	int enable = action == EFX_STATS_ENABLE ? 1 : 0;
	int period = action == EFX_STATS_ENABLE ? 1000 : 0;
	dma_addr_t dma_addr = efx->stats_buffer.dma_addr;
	u32 dma_len = action != EFX_STATS_DISABLE ?
		MC_CMD_MAC_NSTATS * sizeof(u64) : 0;

	BUILD_BUG_ON(MC_CMD_MAC_STATS_OUT_DMA_LEN != 0);

	MCDI_SET_QWORD(inbuf, MAC_STATS_IN_DMA_ADDR, dma_addr);
	MCDI_POPULATE_DWORD_7(inbuf, MAC_STATS_IN_CMD,
			      MAC_STATS_IN_DMA, !!enable,
			      MAC_STATS_IN_CLEAR, clear,
			      MAC_STATS_IN_PERIODIC_CHANGE, change,
			      MAC_STATS_IN_PERIODIC_ENABLE, enable,
			      MAC_STATS_IN_PERIODIC_CLEAR, 0,
			      MAC_STATS_IN_PERIODIC_NOEVENT, 1,
			      MAC_STATS_IN_PERIOD_MS, period);
	MCDI_SET_DWORD(inbuf, MAC_STATS_IN_DMA_LEN, dma_len);
	MCDI_SET_DWORD(inbuf, MAC_STATS_IN_PORT_ID, nic_data->vport_id);

	rc = efx_mcdi_rpc_quiet(efx, MC_CMD_MAC_STATS, inbuf, sizeof(inbuf),
				NULL, 0, NULL);
	/* Expect ENOENT if DMA queues have not been set up */
	if (rc && (rc != -ENOENT || atomic_read(&efx->active_queues)))
		efx_mcdi_display_error(efx, MC_CMD_MAC_STATS, sizeof(inbuf),
				       NULL, 0, rc);
	return rc;
}
예제 #7
0
파일: mcdi_port.c 프로젝트: 513855417/linux
static void efx_mcdi_phy_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
{
	struct efx_mcdi_phy_data *phy_cfg = efx->phy_data;
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN);
	int rc;

	ecmd->supported =
		mcdi_to_ethtool_cap(phy_cfg->media, phy_cfg->supported_cap);
	ecmd->advertising = efx->link_advertising;
	ethtool_cmd_speed_set(ecmd, efx->link_state.speed);
	ecmd->duplex = efx->link_state.fd;
	ecmd->port = mcdi_to_ethtool_media(phy_cfg->media);
	ecmd->phy_address = phy_cfg->port;
	ecmd->transceiver = XCVR_INTERNAL;
	ecmd->autoneg = !!(efx->link_advertising & ADVERTISED_Autoneg);
	ecmd->mdio_support = (efx->mdio.mode_support &
			      (MDIO_SUPPORTS_C45 | MDIO_SUPPORTS_C22));

	BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);
	rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
			  outbuf, sizeof(outbuf), NULL);
	if (rc)
		return;
	ecmd->lp_advertising =
		mcdi_to_ethtool_cap(phy_cfg->media,
				    MCDI_DWORD(outbuf, GET_LINK_OUT_LP_CAP));
}
예제 #8
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_loopback_modes(struct efx_nic *efx, u64 *loopback_modes)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LOOPBACK_MODES_OUT_LEN);
	size_t outlen;
	int rc;

	rc = efx_mcdi_rpc(efx, MC_CMD_GET_LOOPBACK_MODES, NULL, 0,
			  outbuf, sizeof(outbuf), &outlen);
	if (rc)
		goto fail;

	if (outlen < (MC_CMD_GET_LOOPBACK_MODES_OUT_SUGGESTED_OFST +
		      MC_CMD_GET_LOOPBACK_MODES_OUT_SUGGESTED_LEN)) {
		rc = -EIO;
		goto fail;
	}

	*loopback_modes = MCDI_QWORD(outbuf, GET_LOOPBACK_MODES_OUT_SUGGESTED);

	return 0;

fail:
	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
	return rc;
}
예제 #9
0
파일: mcdi_port.c 프로젝트: mdamt/linux
/* Get physical port number (EF10 only; on Siena it is same as PF number) */
int efx_mcdi_port_get_number(struct efx_nic *efx)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PORT_ASSIGNMENT_OUT_LEN);
	int rc;

	rc = efx_mcdi_rpc(efx, MC_CMD_GET_PORT_ASSIGNMENT, NULL, 0,
			  outbuf, sizeof(outbuf), NULL);
	if (rc)
		return rc;

	return MCDI_DWORD(outbuf, GET_PORT_ASSIGNMENT_OUT_PORT);
}
예제 #10
0
파일: aoe.c 프로젝트: davenso/openonload
int efx_aoe_update_keys(struct efx_nic *efx,
			struct efx_update_license *key_stats)
{
	int rc;
	MCDI_DECLARE_BUF(inbuf, MC_CMD_FC_IN_LICENSE_LEN);
	MCDI_DECLARE_BUF(outbuf, MC_CMD_FC_OUT_LICENSE_LEN);

	if (!efx->aoe_data)
		return -ENOSYS;

	/* 1. Request the FC to update the license keys */
	MCDI_SET_DWORD(inbuf, FC_IN_CMD, MC_CMD_FC_OP_LICENSE);
	MCDI_SET_DWORD(inbuf, FC_IN_LICENSE_OP,
		       MC_CMD_FC_IN_LICENSE_UPDATE_LICENSE);

	rc = efx_mcdi_rpc(efx, MC_CMD_FC, inbuf, sizeof(inbuf),
			  NULL, 0, NULL);

	if (rc)
		return rc;

	/* 2. Obtain stats about the keys and return to the called */
	MCDI_SET_DWORD(inbuf, FC_IN_LICENSE_OP,
		       MC_CMD_FC_IN_LICENSE_GET_KEY_STATS);

	rc = efx_mcdi_rpc(efx, MC_CMD_FC, inbuf, sizeof(inbuf),
			  outbuf, sizeof(outbuf), NULL);

	if (rc)
		return rc;

	key_stats->valid_keys = MCDI_DWORD(outbuf,
					   FC_OUT_LICENSE_VALID_KEYS);
	key_stats->invalid_keys = MCDI_DWORD(outbuf,
					     FC_OUT_LICENSE_INVALID_KEYS);
	key_stats->blacklisted_keys = MCDI_DWORD(outbuf,
						 FC_OUT_LICENSE_BLACKLISTED_KEYS);

	return 0;
}
예제 #11
0
/** efx_mcdi_phy_get_module_eeprom_page() - Get a single page of module eeprom
 * @efx:	NIC context
 * @page:	EEPROM page number
 * @data:	Destination data pointer
 * @offset:	Offset in page to copy from in to data
 * @space:	Space available in data
 *
 * Return:
 *   >=0 - amount of data copied
 *   <0  - error
 */
static int efx_mcdi_phy_get_module_eeprom_page(struct efx_nic *efx,
					       unsigned int page,
					       u8 *data, ssize_t offset,
					       ssize_t space)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_MEDIA_INFO_OUT_LENMAX);
	MCDI_DECLARE_BUF(inbuf, MC_CMD_GET_PHY_MEDIA_INFO_IN_LEN);
	size_t outlen;
	unsigned int payload_len;
	unsigned int to_copy;
	int rc;

	if (offset > SFP_PAGE_SIZE)
		return -EINVAL;

	to_copy = min(space, SFP_PAGE_SIZE - offset);

	MCDI_SET_DWORD(inbuf, GET_PHY_MEDIA_INFO_IN_PAGE, page);
	rc = efx_mcdi_rpc_quiet(efx, MC_CMD_GET_PHY_MEDIA_INFO,
				inbuf, sizeof(inbuf),
				outbuf, sizeof(outbuf),
				&outlen);

	if (rc)
		return rc;

	if (outlen < (MC_CMD_GET_PHY_MEDIA_INFO_OUT_DATA_OFST +
			SFP_PAGE_SIZE))
		return -EIO;

	payload_len = MCDI_DWORD(outbuf, GET_PHY_MEDIA_INFO_OUT_DATALEN);
	if (payload_len != SFP_PAGE_SIZE)
		return -EIO;

	memcpy(data, MCDI_PTR(outbuf, GET_PHY_MEDIA_INFO_OUT_DATA) + offset,
	       to_copy);

	return to_copy;
}
예제 #12
0
파일: mcdi_port.c 프로젝트: mdamt/linux
bool efx_mcdi_mac_check_fault(struct efx_nic *efx)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN);
	size_t outlength;
	int rc;

	BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);

	rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
			  outbuf, sizeof(outbuf), &outlength);
	if (rc)
		return true;

	return MCDI_DWORD(outbuf, GET_LINK_OUT_MAC_FAULT) != 0;
}
예제 #13
0
int efx_ef10_sriov_set_vf_link_state(struct efx_nic *efx, int vf_i,
				     int link_state)
{
	MCDI_DECLARE_BUF(inbuf, MC_CMD_LINK_STATE_MODE_IN_LEN);
	struct efx_ef10_nic_data *nic_data = efx->nic_data;

	BUILD_BUG_ON(IFLA_VF_LINK_STATE_AUTO != MC_CMD_LINK_STATE_MODE_IN_LINK_STATE_AUTO);
	BUILD_BUG_ON(IFLA_VF_LINK_STATE_ENABLE != MC_CMD_LINK_STATE_MODE_IN_LINK_STATE_UP);
	BUILD_BUG_ON(IFLA_VF_LINK_STATE_DISABLE != MC_CMD_LINK_STATE_MODE_IN_LINK_STATE_DOWN);
	MCDI_POPULATE_DWORD_2(inbuf, LINK_STATE_MODE_IN_FUNCTION,
			      LINK_STATE_MODE_IN_FUNCTION_PF, nic_data->pf_index,
			      LINK_STATE_MODE_IN_FUNCTION_VF, vf_i);
	MCDI_SET_DWORD(inbuf, LINK_STATE_MODE_IN_NEW_MODE, link_state);
	return efx_mcdi_rpc(efx, MC_CMD_LINK_STATE_MODE, inbuf, sizeof(inbuf),
			    NULL, 0, NULL); /* don't care what old mode was */
}
예제 #14
0
static int efx_ef10_vport_del_vf_mac(struct efx_nic *efx, unsigned int port_id,
				     u8 *mac)
{
	MCDI_DECLARE_BUF(inbuf, MC_CMD_VPORT_DEL_MAC_ADDRESS_IN_LEN);
	MCDI_DECLARE_BUF_ERR(outbuf);
	size_t outlen;
	int rc;

	MCDI_SET_DWORD(inbuf, VPORT_DEL_MAC_ADDRESS_IN_VPORT_ID, port_id);
	ether_addr_copy(MCDI_PTR(inbuf, VPORT_DEL_MAC_ADDRESS_IN_MACADDR), mac);

	rc = efx_mcdi_rpc(efx, MC_CMD_VPORT_DEL_MAC_ADDRESS, inbuf,
				sizeof(inbuf), outbuf, sizeof(outbuf), &outlen);

	return rc;
}
예제 #15
0
파일: aoe.c 프로젝트: davenso/openonload
int efx_aoe_reset_aoe(struct efx_nic *efx,
			struct efx_aoe_reset *reset_flags)
{
	MCDI_DECLARE_BUF(inbuf, MC_CMD_AOE_IN_FC_LEN);
	int rc;
	struct efx_aoe_data *aoe = efx->aoe_data;

	if (!aoe)
		return -ENOSYS;

	MCDI_SET_DWORD(inbuf, AOE_IN_CMD, MC_CMD_AOE_OP_FC);

	rc  = efx_mcdi_rpc(efx, MC_CMD_AOE, inbuf, sizeof(inbuf),
			NULL, 0, NULL);

	return rc;
}
예제 #16
0
static int efx_ef10_sriov_vf_max(struct efx_nic *efx)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_SRIOV_CFG_OUT_LEN);
	size_t outlen;
	int rc;
	int vf_max;

	BUILD_BUG_ON(MC_CMD_GET_SRIOV_CFG_IN_LEN != 0);
	rc = efx_mcdi_rpc(efx, MC_CMD_GET_SRIOV_CFG, NULL, 0,
			  outbuf, sizeof(outbuf), &outlen);
	if (rc)
		vf_max = 0;
	else
		vf_max = MCDI_DWORD(outbuf, GET_SRIOV_CFG_OUT_VF_MAX);

	return vf_max;
}
예제 #17
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_set_link(struct efx_nic *efx, u32 capabilities,
			     u32 flags, u32 loopback_mode,
			     u32 loopback_speed)
{
	MCDI_DECLARE_BUF(inbuf, MC_CMD_SET_LINK_IN_LEN);
	int rc;

	BUILD_BUG_ON(MC_CMD_SET_LINK_OUT_LEN != 0);

	MCDI_SET_DWORD(inbuf, SET_LINK_IN_CAP, capabilities);
	MCDI_SET_DWORD(inbuf, SET_LINK_IN_FLAGS, flags);
	MCDI_SET_DWORD(inbuf, SET_LINK_IN_LOOPBACK_MODE, loopback_mode);
	MCDI_SET_DWORD(inbuf, SET_LINK_IN_LOOPBACK_SPEED, loopback_speed);

	rc = efx_mcdi_rpc(efx, MC_CMD_SET_LINK, inbuf, sizeof(inbuf),
			  NULL, 0, NULL);
	return rc;
}
예제 #18
0
int efx_mcdi_set_mac(struct efx_nic *efx)
{
	u32 fcntl;
	MCDI_DECLARE_BUF(cmdbytes, MC_CMD_SET_MAC_IN_LEN);

	BUILD_BUG_ON(MC_CMD_SET_MAC_OUT_LEN != 0);

	/* This has no effect on EF10 */
	ether_addr_copy(MCDI_PTR(cmdbytes, SET_MAC_IN_ADDR),
			efx->net_dev->dev_addr);

	MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_MTU,
			EFX_MAX_FRAME_LEN(efx->net_dev->mtu));
	MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_DRAIN, 0);

	/* Set simple MAC filter for Siena */
	MCDI_POPULATE_DWORD_1(cmdbytes, SET_MAC_IN_REJECT,
			      SET_MAC_IN_REJECT_UNCST, efx->unicast_filter);

	MCDI_POPULATE_DWORD_1(cmdbytes, SET_MAC_IN_FLAGS,
			      SET_MAC_IN_FLAG_INCLUDE_FCS,
			      !!(efx->net_dev->features & NETIF_F_RXFCS));

	switch (efx->wanted_fc) {
	case EFX_FC_RX | EFX_FC_TX:
		fcntl = MC_CMD_FCNTL_BIDIR;
		break;
	case EFX_FC_RX:
		fcntl = MC_CMD_FCNTL_RESPOND;
		break;
	default:
		fcntl = MC_CMD_FCNTL_OFF;
		break;
	}
	if (efx->wanted_fc & EFX_FC_AUTO)
		fcntl = MC_CMD_FCNTL_AUTO;
	if (efx->fc_disable)
		fcntl = MC_CMD_FCNTL_OFF;

	MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_FCNTL, fcntl);

	return efx_mcdi_rpc(efx, MC_CMD_SET_MAC, cmdbytes, sizeof(cmdbytes),
			    NULL, 0, NULL);
}
예제 #19
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_phy_test_alive(struct efx_nic *efx)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_STATE_OUT_LEN);
	size_t outlen;
	int rc;

	BUILD_BUG_ON(MC_CMD_GET_PHY_STATE_IN_LEN != 0);

	rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_STATE, NULL, 0,
			  outbuf, sizeof(outbuf), &outlen);
	if (rc)
		return rc;

	if (outlen < MC_CMD_GET_PHY_STATE_OUT_LEN)
		return -EIO;
	if (MCDI_DWORD(outbuf, GET_PHY_STATE_OUT_STATE) != MC_CMD_PHY_STATE_OK)
		return -EINVAL;

	return 0;
}
예제 #20
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int
efx_mcdi_get_phy_cfg(struct efx_nic *efx, struct efx_mcdi_phy_data *cfg)
{
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_PHY_CFG_OUT_LEN);
	size_t outlen;
	int rc;

	BUILD_BUG_ON(MC_CMD_GET_PHY_CFG_IN_LEN != 0);
	BUILD_BUG_ON(MC_CMD_GET_PHY_CFG_OUT_NAME_LEN != sizeof(cfg->name));

	rc = efx_mcdi_rpc(efx, MC_CMD_GET_PHY_CFG, NULL, 0,
			  outbuf, sizeof(outbuf), &outlen);
	if (rc)
		goto fail;

	if (outlen < MC_CMD_GET_PHY_CFG_OUT_LEN) {
		rc = -EIO;
		goto fail;
	}

	cfg->flags = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_FLAGS);
	cfg->type = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_TYPE);
	cfg->supported_cap =
		MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_SUPPORTED_CAP);
	cfg->channel = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_CHANNEL);
	cfg->port = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_PRT);
	cfg->stats_mask = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_STATS_MASK);
	memcpy(cfg->name, MCDI_PTR(outbuf, GET_PHY_CFG_OUT_NAME),
	       sizeof(cfg->name));
	cfg->media = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_MEDIA_TYPE);
	cfg->mmd_mask = MCDI_DWORD(outbuf, GET_PHY_CFG_OUT_MMD_MASK);
	memcpy(cfg->revision, MCDI_PTR(outbuf, GET_PHY_CFG_OUT_REVISION),
	       sizeof(cfg->revision));

	return 0;

fail:
	netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc);
	return rc;
}
예제 #21
0
파일: siena.c 프로젝트: AlexShiLucky/linux
static int siena_mac_reconfigure(struct efx_nic *efx)
{
	MCDI_DECLARE_BUF(inbuf, MC_CMD_SET_MCAST_HASH_IN_LEN);
	int rc;

	BUILD_BUG_ON(MC_CMD_SET_MCAST_HASH_IN_LEN !=
		     MC_CMD_SET_MCAST_HASH_IN_HASH0_OFST +
		     sizeof(efx->multicast_hash));

	efx_farch_filter_sync_rx_mode(efx);

	WARN_ON(!mutex_is_locked(&efx->mac_lock));

	rc = efx_mcdi_set_mac(efx);
	if (rc != 0)
		return rc;

	memcpy(MCDI_PTR(inbuf, SET_MCAST_HASH_IN_HASH0),
	       efx->multicast_hash.byte, sizeof(efx->multicast_hash));
	return efx_mcdi_rpc(efx, MC_CMD_SET_MCAST_HASH,
			    inbuf, sizeof(inbuf), NULL, 0, NULL);
}
예제 #22
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static bool efx_mcdi_phy_poll(struct efx_nic *efx)
{
	struct efx_link_state old_state = efx->link_state;
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN);
	int rc;

	WARN_ON(!mutex_is_locked(&efx->mac_lock));

	BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);

	rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
			  outbuf, sizeof(outbuf), NULL);
	if (rc)
		efx->link_state.up = false;
	else
		efx_mcdi_phy_decode_link(
			efx, &efx->link_state,
			MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED),
			MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS),
			MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL));

	return !efx_link_state_equal(&efx->link_state, &old_state);
}
예제 #23
0
파일: aoe.c 프로젝트: davenso/openonload
int efx_aoe_update_cpld(struct efx_nic *efx, struct efx_update_cpld *cpld)
{
	MCDI_DECLARE_BUF(inbuf, MC_CMD_AOE_IN_CPLD_REPROGRAM_LEN);
	int rc;
	unsigned int err;
	struct efx_aoe_data *aoe = efx->aoe_data;

	if (!aoe)
		return -ENOSYS;

	MCDI_SET_DWORD(inbuf, AOE_IN_CMD, MC_CMD_AOE_OP_CPLD_REPROGRAM);
	MCDI_SET_DWORD(inbuf, AOE_IN_CPLD_REPROGRAM_OP,
			      MC_CMD_AOE_IN_CPLD_REPROGRAM_REPROGRAM_EVENT);

	aoe->last_status = -1;
	rc  = efx_mcdi_rpc(efx, MC_CMD_AOE, inbuf, sizeof(inbuf),
			NULL, 0, NULL);

	if (rc)
		return rc;

	err = wait_event_interruptible_timeout(efx->aoe_data->read_data,
				       -1 != aoe->last_status,
				       msecs_to_jiffies(CPLD_REPROGRAM_MS));
	if (err == 0)
		return -ETIMEDOUT;

	/* Check for pending signals */
	if (err == -ERESTARTSYS)
		return -EINTR;

	if (aoe->last_status != 0)
		return -EIO;

	return 0;
}
예제 #24
0
파일: mcdi_port.c 프로젝트: mdamt/linux
static int efx_mcdi_phy_probe(struct efx_nic *efx)
{
	struct efx_mcdi_phy_data *phy_data;
	MCDI_DECLARE_BUF(outbuf, MC_CMD_GET_LINK_OUT_LEN);
	u32 caps;
	int rc;

	/* Initialise and populate phy_data */
	phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL);
	if (phy_data == NULL)
		return -ENOMEM;

	rc = efx_mcdi_get_phy_cfg(efx, phy_data);
	if (rc != 0)
		goto fail;

	/* Read initial link advertisement */
	BUILD_BUG_ON(MC_CMD_GET_LINK_IN_LEN != 0);
	rc = efx_mcdi_rpc(efx, MC_CMD_GET_LINK, NULL, 0,
			  outbuf, sizeof(outbuf), NULL);
	if (rc)
		goto fail;

	/* Fill out nic state */
	efx->phy_data = phy_data;
	efx->phy_type = phy_data->type;

	efx->mdio_bus = phy_data->channel;
	efx->mdio.prtad = phy_data->port;
	efx->mdio.mmds = phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22);
	efx->mdio.mode_support = 0;
	if (phy_data->mmd_mask & (1 << MC_CMD_MMD_CLAUSE22))
		efx->mdio.mode_support |= MDIO_SUPPORTS_C22;
	if (phy_data->mmd_mask & ~(1 << MC_CMD_MMD_CLAUSE22))
		efx->mdio.mode_support |= MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22;

	caps = MCDI_DWORD(outbuf, GET_LINK_OUT_CAP);
	if (caps & (1 << MC_CMD_PHY_CAP_AN_LBN))
		efx->link_advertising =
			mcdi_to_ethtool_cap(phy_data->media, caps);
	else
		phy_data->forced_cap = caps;

	/* Assert that we can map efx -> mcdi loopback modes */
	BUILD_BUG_ON(LOOPBACK_NONE != MC_CMD_LOOPBACK_NONE);
	BUILD_BUG_ON(LOOPBACK_DATA != MC_CMD_LOOPBACK_DATA);
	BUILD_BUG_ON(LOOPBACK_GMAC != MC_CMD_LOOPBACK_GMAC);
	BUILD_BUG_ON(LOOPBACK_XGMII != MC_CMD_LOOPBACK_XGMII);
	BUILD_BUG_ON(LOOPBACK_XGXS != MC_CMD_LOOPBACK_XGXS);
	BUILD_BUG_ON(LOOPBACK_XAUI != MC_CMD_LOOPBACK_XAUI);
	BUILD_BUG_ON(LOOPBACK_GMII != MC_CMD_LOOPBACK_GMII);
	BUILD_BUG_ON(LOOPBACK_SGMII != MC_CMD_LOOPBACK_SGMII);
	BUILD_BUG_ON(LOOPBACK_XGBR != MC_CMD_LOOPBACK_XGBR);
	BUILD_BUG_ON(LOOPBACK_XFI != MC_CMD_LOOPBACK_XFI);
	BUILD_BUG_ON(LOOPBACK_XAUI_FAR != MC_CMD_LOOPBACK_XAUI_FAR);
	BUILD_BUG_ON(LOOPBACK_GMII_FAR != MC_CMD_LOOPBACK_GMII_FAR);
	BUILD_BUG_ON(LOOPBACK_SGMII_FAR != MC_CMD_LOOPBACK_SGMII_FAR);
	BUILD_BUG_ON(LOOPBACK_XFI_FAR != MC_CMD_LOOPBACK_XFI_FAR);
	BUILD_BUG_ON(LOOPBACK_GPHY != MC_CMD_LOOPBACK_GPHY);
	BUILD_BUG_ON(LOOPBACK_PHYXS != MC_CMD_LOOPBACK_PHYXS);
	BUILD_BUG_ON(LOOPBACK_PCS != MC_CMD_LOOPBACK_PCS);
	BUILD_BUG_ON(LOOPBACK_PMAPMD != MC_CMD_LOOPBACK_PMAPMD);
	BUILD_BUG_ON(LOOPBACK_XPORT != MC_CMD_LOOPBACK_XPORT);
	BUILD_BUG_ON(LOOPBACK_XGMII_WS != MC_CMD_LOOPBACK_XGMII_WS);
	BUILD_BUG_ON(LOOPBACK_XAUI_WS != MC_CMD_LOOPBACK_XAUI_WS);
	BUILD_BUG_ON(LOOPBACK_XAUI_WS_FAR != MC_CMD_LOOPBACK_XAUI_WS_FAR);
	BUILD_BUG_ON(LOOPBACK_XAUI_WS_NEAR != MC_CMD_LOOPBACK_XAUI_WS_NEAR);
	BUILD_BUG_ON(LOOPBACK_GMII_WS != MC_CMD_LOOPBACK_GMII_WS);
	BUILD_BUG_ON(LOOPBACK_XFI_WS != MC_CMD_LOOPBACK_XFI_WS);
	BUILD_BUG_ON(LOOPBACK_XFI_WS_FAR != MC_CMD_LOOPBACK_XFI_WS_FAR);
	BUILD_BUG_ON(LOOPBACK_PHYXS_WS != MC_CMD_LOOPBACK_PHYXS_WS);

	rc = efx_mcdi_loopback_modes(efx, &efx->loopback_modes);
	if (rc != 0)
		goto fail;
	/* The MC indicates that LOOPBACK_NONE is a valid loopback mode,
	 * but by convention we don't */
	efx->loopback_modes &= ~(1 << LOOPBACK_NONE);

	/* Set the initial link mode */
	efx_mcdi_phy_decode_link(
		efx, &efx->link_state,
		MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED),
		MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS),
		MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL));

	/* Default to Autonegotiated flow control if the PHY supports it */
	efx->wanted_fc = EFX_FC_RX | EFX_FC_TX;
	if (phy_data->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN))
		efx->wanted_fc |= EFX_FC_AUTO;
	efx_link_set_wanted_fc(efx, efx->wanted_fc);

	return 0;

fail:
	kfree(phy_data);
	return rc;
}