Merge branch 'be2net'

Sathya Perla says:

====================
be2net: patch set

Pls apply the following bug fixes to the 'net' tree. Thanks.

Suresh Reddy (2):
  be2net: increase the timeout value for loopback-test FW cmd
  be2net: fix max_evt_qs calculation for BE3 in SR-IOV config

Vasundhara Volam (1):
  be2net: disable RSS when number of RXQs is reduced to 1 via
    set-channels
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 5878df619b531ad0b3ea96167f53e8909ff9fd21..4ccaf9af6fc90cde0d9d13490fa5753e480c543e 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -104,6 +104,7 @@ static inline char *nic_name(struct pci_dev *pdev)
 #define BE3_MAX_RSS_QS         16
 #define BE3_MAX_TX_QS          16
 #define BE3_MAX_EVT_QS         16
+#define BE3_SRIOV_MAX_EVT_QS   8
 
 #define MAX_RX_QS              32
 #define MAX_EVT_QS             32
@@ -480,7 +481,7 @@ struct be_adapter {
        struct list_head entry;
 
        u32 flash_status;
-       struct completion flash_compl;
+       struct completion et_cmd_compl;
 
        struct be_resources res;        /* resources available for the func */
        u16 num_vfs;                    /* Number of VFs provisioned by PF */

diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index e0e8bc1ef14c47e93336df2c784d1ff14e6b4143..94c35c8d799d9f1e4f4b9fd78121600ad600505e 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -141,11 +141,17 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
                subsystem = resp_hdr->subsystem;
        }
 
+       if (opcode == OPCODE_LOWLEVEL_LOOPBACK_TEST &&
+           subsystem == CMD_SUBSYSTEM_LOWLEVEL) {
+               complete(&adapter->et_cmd_compl);
+               return 0;
+       }
+
        if (((opcode == OPCODE_COMMON_WRITE_FLASHROM) ||
             (opcode == OPCODE_COMMON_WRITE_OBJECT)) &&
            (subsystem == CMD_SUBSYSTEM_COMMON)) {
                adapter->flash_status = compl_status;
-               complete(&adapter->flash_compl);
+               complete(&adapter->et_cmd_compl);
        }
 
        if (compl_status == MCC_STATUS_SUCCESS) {
@@ -2017,6 +2023,9 @@ int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable,
                        0x3ea83c02, 0x4a110304};
        int status;
 
+       if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS))
+               return 0;
+
        if (mutex_lock_interruptible(&adapter->mbox_lock))
                return -1;
 
@@ -2160,7 +2169,7 @@ int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
        be_mcc_notify(adapter);
        spin_unlock_bh(&adapter->mcc_lock);
 
-       if (!wait_for_completion_timeout(&adapter->flash_compl,
+       if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
                                         msecs_to_jiffies(60000)))
                status = -1;
        else
@@ -2255,8 +2264,8 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
        be_mcc_notify(adapter);
        spin_unlock_bh(&adapter->mcc_lock);
 
-       if (!wait_for_completion_timeout(&adapter->flash_compl,
-                       msecs_to_jiffies(40000)))
+       if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
+                                        msecs_to_jiffies(40000)))
                status = -1;
        else
                status = adapter->flash_status;
@@ -2367,6 +2376,7 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
 {
        struct be_mcc_wrb *wrb;
        struct be_cmd_req_loopback_test *req;
+       struct be_cmd_resp_loopback_test *resp;
        int status;
 
        spin_lock_bh(&adapter->mcc_lock);
@@ -2381,8 +2391,8 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
 
        be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
                        OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, NULL);
-       req->hdr.timeout = cpu_to_le32(4);
 
+       req->hdr.timeout = cpu_to_le32(15);
        req->pattern = cpu_to_le64(pattern);
        req->src_port = cpu_to_le32(port_num);
        req->dest_port = cpu_to_le32(port_num);
@@ -2390,12 +2400,15 @@ int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
        req->num_pkts = cpu_to_le32(num_pkts);
        req->loopback_type = cpu_to_le32(loopback_type);
 
-       status = be_mcc_notify_wait(adapter);
-       if (!status) {
-               struct be_cmd_resp_loopback_test *resp = embedded_payload(wrb);
-               status = le32_to_cpu(resp->status);
-       }
+       be_mcc_notify(adapter);
+
+       spin_unlock_bh(&adapter->mcc_lock);
 
+       wait_for_completion(&adapter->et_cmd_compl);
+       resp = embedded_payload(wrb);
+       status = le32_to_cpu(resp->status);
+
+       return status;
 err:
        spin_unlock_bh(&adapter->mcc_lock);
        return status;

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 0fde69d5cb6afd610db5f2a57325e5d2e9f5ed94..bf40fdaecfa3e89b96fb90336cb26f909642de36 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2744,13 +2744,16 @@ static int be_rx_qs_create(struct be_adapter *adapter)
                if (!BEx_chip(adapter))
                        adapter->rss_flags |= RSS_ENABLE_UDP_IPV4 |
                                                RSS_ENABLE_UDP_IPV6;
+       } else {
+               /* Disable RSS, if only default RX Q is created */
+               adapter->rss_flags = RSS_ENABLE_NONE;
+       }
 
-               rc = be_cmd_rss_config(adapter, rsstable, adapter->rss_flags,
-                                      128);
-               if (rc) {
-                       adapter->rss_flags = 0;
-                       return rc;
-               }
+       rc = be_cmd_rss_config(adapter, rsstable, adapter->rss_flags,
+                              128);
+       if (rc) {
+               adapter->rss_flags = RSS_ENABLE_NONE;
+               return rc;
        }
 
        /* First time posting */
@@ -3124,11 +3127,11 @@ static void BEx_get_resources(struct be_adapter *adapter,
 {
        struct pci_dev *pdev = adapter->pdev;
        bool use_sriov = false;
+       int max_vfs;
 
-       if (BE3_chip(adapter) && sriov_want(adapter)) {
-               int max_vfs;
+       max_vfs = pci_sriov_get_totalvfs(pdev);
 
-               max_vfs = pci_sriov_get_totalvfs(pdev);
+       if (BE3_chip(adapter) && sriov_want(adapter)) {
                res->max_vfs = max_vfs > 0 ? min(MAX_VFS, max_vfs) : 0;
                use_sriov = res->max_vfs;
        }
@@ -3159,7 +3162,11 @@ static void BEx_get_resources(struct be_adapter *adapter,
                                           BE3_MAX_RSS_QS : BE2_MAX_RSS_QS;
        res->max_rx_qs = res->max_rss_qs + 1;
 
-       res->max_evt_qs = be_physfn(adapter) ? BE3_MAX_EVT_QS : 1;
+       if (be_physfn(adapter))
+               res->max_evt_qs = (max_vfs > 0) ?
+                                       BE3_SRIOV_MAX_EVT_QS : BE3_MAX_EVT_QS;
+       else
+               res->max_evt_qs = 1;
 
        res->if_cap_flags = BE_IF_CAP_FLAGS_WANT;
        if (!(adapter->function_caps & BE_FUNCTION_CAPS_RSS))
@@ -4205,7 +4212,7 @@ static int be_ctrl_init(struct be_adapter *adapter)
        spin_lock_init(&adapter->mcc_lock);
        spin_lock_init(&adapter->mcc_cq_lock);
 
-       init_completion(&adapter->flash_compl);
+       init_completion(&adapter->et_cmd_compl);
        pci_save_state(adapter->pdev);
        return 0;