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be2net: add ethtool "-m" option support

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This patch adds support for the dump-module-eeprom and module-info
ethtool options.

Signed-off-by: Mark Leonard <mark.leonard@emulex.com>
Signed-off-by: Suresh Reddy <Suresh.Reddy@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mark Leonard 2014-09-12 17:39:18 +05:30 committed by David S. Miller
parent b29812c135
commit e36edd9d26
3 changed files with 109 additions and 19 deletions
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47
drivers/net/ethernet/emulex/benet/be_cmds.c
View File

@ -2176,6 +2176,53 @@ err:
return status;
}
/* Uses sync mcc */
int be_cmd_read_port_transceiver_data(struct be_adapter *adapter,
u8 page_num, u8 *data)
{
struct be_dma_mem cmd;
struct be_mcc_wrb *wrb;
struct be_cmd_req_port_type *req;
int status;
if (page_num > TR_PAGE_A2)
return -EINVAL;
cmd.size = sizeof(struct be_cmd_resp_port_type);
cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
if (!cmd.va) {
dev_err(&adapter->pdev->dev, "Memory allocation failed\n");
return -ENOMEM;
}
memset(cmd.va, 0, cmd.size);
spin_lock_bh(&adapter->mcc_lock);
wrb = wrb_from_mccq(adapter);
if (!wrb) {
status = -EBUSY;
goto err;
}
req = cmd.va;
be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
OPCODE_COMMON_READ_TRANSRECV_DATA,
cmd.size, wrb, &cmd);
req->port = cpu_to_le32(adapter->hba_port_num);
req->page_num = cpu_to_le32(page_num);
status = be_mcc_notify_wait(adapter);
if (!status) {
struct be_cmd_resp_port_type *resp = cmd.va;
memcpy(data, resp->page_data, PAGE_DATA_LEN);
}
err:
spin_unlock_bh(&adapter->mcc_lock);
pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
return status;
}
int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
u32 data_size, u32 data_offset,
const char *obj_name, u32 *data_written,

25
drivers/net/ethernet/emulex/benet/be_cmds.h
View File

@ -1014,28 +1014,15 @@ enum {
TR_PAGE_A2 = 0xa2
};
/* From SFF-8472 spec */
#define SFP_PLUS_SFF_8472_COMP 0x5E
#define PAGE_DATA_LEN 256
struct be_cmd_resp_port_type {
struct be_cmd_resp_hdr hdr;
u32 page_num;
u32 port;
struct data {
u8 identifier;
u8 identifier_ext;
u8 connector;
u8 transceiver[8];
u8 rsvd0[3];
u8 length_km;
u8 length_hm;
u8 length_om1;
u8 length_om2;
u8 length_cu;
u8 length_cu_m;
u8 vendor_name[16];
u8 rsvd;
u8 vendor_oui[3];
u8 vendor_pn[16];
u8 vendor_rev[4];
} data;
u8 page_data[PAGE_DATA_LEN];
};
/******************** Get FW Version *******************/
@ -2067,6 +2054,8 @@ int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num, u8 beacon,
u8 status, u8 state);
int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num,
u32 *state);
int be_cmd_read_port_transceiver_data(struct be_adapter *adapter,
u8 page_num, u8 *data);
int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
u32 flash_oper, u32 flash_opcode, u32 buf_size);
int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,

56
drivers/net/ethernet/emulex/benet/be_ethtool.c
View File

@ -1189,6 +1189,58 @@ static int be_set_rxfh(struct net_device *netdev, const u32 *indir,
return 0;
}
static int be_get_module_info(struct net_device *netdev,
struct ethtool_modinfo *modinfo)
{
struct be_adapter *adapter = netdev_priv(netdev);
u8 page_data[PAGE_DATA_LEN];
int status;
if (!check_privilege(adapter, MAX_PRIVILEGES))
return -EOPNOTSUPP;
status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
page_data);
if (!status) {
if (!page_data[SFP_PLUS_SFF_8472_COMP]) {
modinfo->type = ETH_MODULE_SFF_8079;
modinfo->eeprom_len = PAGE_DATA_LEN;
} else {
modinfo->type = ETH_MODULE_SFF_8472;
modinfo->eeprom_len = 2 * PAGE_DATA_LEN;
}
}
return be_cmd_status(status);
}
static int be_get_module_eeprom(struct net_device *netdev,
struct ethtool_eeprom *eeprom, u8 *data)
{
struct be_adapter *adapter = netdev_priv(netdev);
int status;
if (!check_privilege(adapter, MAX_PRIVILEGES))
return -EOPNOTSUPP;
status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
data);
if (status)
goto err;
if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) {
status = be_cmd_read_port_transceiver_data(adapter,
TR_PAGE_A2,
data +
PAGE_DATA_LEN);
if (status)
goto err;
}
if (eeprom->offset)
memcpy(data, data + eeprom->offset, eeprom->len);
err:
return be_cmd_status(status);
}
const struct ethtool_ops be_ethtool_ops = {
.get_settings = be_get_settings,
.get_drvinfo = be_get_drvinfo,
@ -1220,5 +1272,7 @@ const struct ethtool_ops be_ethtool_ops = {
.get_rxfh = be_get_rxfh,
.set_rxfh = be_set_rxfh,
.get_channels = be_get_channels,
.set_channels = be_set_channels
.set_channels = be_set_channels,
.get_module_info = be_get_module_info,
.get_module_eeprom = be_get_module_eeprom
};