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WSL2-Linux-Kernel
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be2net: refactor be_setup() to consolidate queue creation routines 

1) Move be_cmd_if_create() above queue create routines to allow
   TXQ creation (that requires if_handle) to be clubbed with TX-CQ creation.
2) Consolidate all queue create routines into be_setup_queues()

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sathya Perla 2013-08-27 16:57:34 +05:30 коммит произвёл David S. Miller
Родитель bea5098848
Коммит 7707133ceb
2 изменённых файлов: 50 добавлений и 58 удалений
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23
drivers/net/ethernet/emulex/benet/be_cmds.c
Просмотреть файл

@ -1182,25 +1182,16 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
{
struct be_mcc_wrb *wrb;
struct be_mcc_wrb wrb = {0};
struct be_cmd_req_eth_tx_create *req;
struct be_queue_info *txq = &txo->q;
struct be_queue_info *cq = &txo->cq;
struct be_dma_mem *q_mem = &txq->dma_mem;
int status, ver = 0;
spin_lock_bh(&adapter->mcc_lock);
wrb = wrb_from_mccq(adapter);
if (!wrb) {
status = -EBUSY;
goto err;
}
req = embedded_payload(wrb);
req = embedded_payload(&wrb);
be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
OPCODE_ETH_TX_CREATE, sizeof(*req), wrb, NULL);
OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL);
if (lancer_chip(adapter)) {
req->hdr.version = 1;
@ -1218,12 +1209,11 @@ int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
req->cq_id = cpu_to_le16(cq->id);
req->queue_size = be_encoded_q_len(txq->len);
be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
ver = req->hdr.version;
status = be_mcc_notify_wait(adapter);
status = be_cmd_notify_wait(adapter, &wrb);
if (!status) {
struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb);
struct be_cmd_resp_eth_tx_create *resp = embedded_payload(&wrb);
txq->id = le16_to_cpu(resp->cid);
if (ver == 2)
txo->db_offset = le32_to_cpu(resp->db_offset);
@ -1232,9 +1222,6 @@ int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
txq->created = true;
}
err:
spin_unlock_bh(&adapter->mcc_lock);
return status;
}

85
drivers/net/ethernet/emulex/benet/be_main.c
Просмотреть файл

@ -2014,7 +2014,7 @@ static void be_tx_queues_destroy(struct be_adapter *adapter)
}
}
static int be_tx_cqs_create(struct be_adapter *adapter)
static int be_tx_qs_create(struct be_adapter *adapter)
{
struct be_queue_info *cq, *eq;
struct be_tx_obj *txo;
@ -2042,16 +2042,7 @@ static int be_tx_cqs_create(struct be_adapter *adapter)
status = be_cmd_cq_create(adapter, cq, eq, false, 3);
if (status)
return status;
}
return 0;
}
static int be_tx_qs_create(struct be_adapter *adapter)
{
struct be_tx_obj *txo;
int i, status;
for_all_tx_queues(adapter, txo, i) {
status = be_queue_alloc(adapter, &txo->q, TX_Q_LEN,
sizeof(struct be_eth_wrb));
if (status)
@ -2772,6 +2763,14 @@ done:
adapter->num_vfs = 0;
}
static void be_clear_queues(struct be_adapter *adapter)
{
be_mcc_queues_destroy(adapter);
be_rx_cqs_destroy(adapter);
be_tx_queues_destroy(adapter);
be_evt_queues_destroy(adapter);
}
static int be_clear(struct be_adapter *adapter)
{
int i;
@ -2792,10 +2791,7 @@ static int be_clear(struct be_adapter *adapter)
be_cmd_if_destroy(adapter, adapter->if_handle, 0);
be_mcc_queues_destroy(adapter);
be_rx_cqs_destroy(adapter);
be_tx_queues_destroy(adapter);
be_evt_queues_destroy(adapter);
be_clear_queues(adapter);
kfree(adapter->pmac_id);
adapter->pmac_id = NULL;
@ -3112,11 +3108,36 @@ static int be_mac_setup(struct be_adapter *adapter)
return 0;
}
static int be_setup_queues(struct be_adapter *adapter)
{
int status;
status = be_evt_queues_create(adapter);
if (status)
goto err;
status = be_tx_qs_create(adapter);
if (status)
goto err;
status = be_rx_cqs_create(adapter);
if (status)
goto err;
status = be_mcc_queues_create(adapter);
if (status)
goto err;
return 0;
err:
dev_err(&adapter->pdev->dev, "queue_setup failed\n");
return status;
}
static int be_setup(struct be_adapter *adapter)
{
struct device *dev = &adapter->pdev->dev;
u32 en_flags;
u32 tx_fc, rx_fc;
u32 tx_fc, rx_fc, en_flags;
int status;
be_setup_init(adapter);
@ -3132,19 +3153,17 @@ static int be_setup(struct be_adapter *adapter)
if (status)
goto err;
status = be_evt_queues_create(adapter);
en_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST |
BE_IF_FLAGS_MULTICAST | BE_IF_FLAGS_PASS_L3L4_ERRORS;
if (adapter->function_caps & BE_FUNCTION_CAPS_RSS)
en_flags |= BE_IF_FLAGS_RSS;
en_flags = en_flags & be_if_cap_flags(adapter);
status = be_cmd_if_create(adapter, be_if_cap_flags(adapter), en_flags,
&adapter->if_handle, 0);
if (status)
goto err;
status = be_tx_cqs_create(adapter);
if (status)
goto err;
status = be_rx_cqs_create(adapter);
if (status)
goto err;
status = be_mcc_queues_create(adapter);
status = be_setup_queues(adapter);
if (status)
goto err;
@ -3155,24 +3174,10 @@ static int be_setup(struct be_adapter *adapter)
if (be_is_mc(adapter))
adapter->cmd_privileges = MAX_PRIVILEGES;
en_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST |
BE_IF_FLAGS_MULTICAST | BE_IF_FLAGS_PASS_L3L4_ERRORS;
if (adapter->function_caps & BE_FUNCTION_CAPS_RSS)
en_flags |= BE_IF_FLAGS_RSS;
en_flags = en_flags & be_if_cap_flags(adapter);
status = be_cmd_if_create(adapter, be_if_cap_flags(adapter), en_flags,
&adapter->if_handle, 0);
if (status != 0)
goto err;
status = be_mac_setup(adapter);
if (status)
goto err;
status = be_tx_qs_create(adapter);
if (status)
goto err;
be_cmd_get_fw_ver(adapter, adapter->fw_ver, adapter->fw_on_flash);
if (adapter->vlans_added)