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Date: Mon, 22 Apr 2013 14:58:17 +0530
From: Sathya Perla <sathya.perla@...lex.com>
To: <netdev@...r.kernel.org>
Subject: [PATCH net-next 4/5] be2net: Use GET_PROFILE_CONFIG V1 cmd for BE3-R
From: Vasundhara Volam <vasundhara.volam@...lex.com>
Use GET_PROFILE_CONFIG_V1 cmd for BE3-R, to query the maximum number of
TX rings available per function. On SH-R the same is queried via the
GET_FUNCTION_CONFIG cmd.
Signed-off-by: Vasundhara Volam <vasundhara.volam@...lex.com>
Signed-off-by: Sathya Perla <sathya.perla@...lex.com>
---
drivers/net/ethernet/emulex/benet/be_cmds.c | 95 +++++++++++++++++++++------
drivers/net/ethernet/emulex/benet/be_cmds.h | 14 +++-
drivers/net/ethernet/emulex/benet/be_main.c | 10 ++-
3 files changed, 93 insertions(+), 26 deletions(-)
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c
index d60be68..d6291ab 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.c
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.c
@@ -2946,7 +2946,8 @@ static struct be_nic_resource_desc *be_get_nic_desc(u8 *buf, u32 desc_count,
break;
}
- if (desc->desc_type == NIC_RESOURCE_DESC_TYPE_ID)
+ if (desc->desc_type == NIC_RESOURCE_DESC_TYPE_V0 ||
+ desc->desc_type == NIC_RESOURCE_DESC_TYPE_V1)
break;
desc = (void *)desc + desc->desc_len;
@@ -3020,23 +3021,41 @@ err:
return status;
}
- /* Uses sync mcc */
-int be_cmd_get_profile_config(struct be_adapter *adapter, u32 *cap_flags,
- u8 domain)
+/* Uses mbox */
+int be_cmd_get_profile_config_mbox(struct be_adapter *adapter,
+ u8 domain, struct be_dma_mem *cmd)
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_get_profile_config *req;
int status;
- struct be_dma_mem cmd;
- memset(&cmd, 0, sizeof(struct be_dma_mem));
- cmd.size = sizeof(struct be_cmd_resp_get_profile_config);
- cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
- &cmd.dma);
- if (!cmd.va) {
- dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
- return -ENOMEM;
- }
+ if (mutex_lock_interruptible(&adapter->mbox_lock))
+ return -1;
+ wrb = wrb_from_mbox(adapter);
+
+ req = cmd->va;
+ be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+ OPCODE_COMMON_GET_PROFILE_CONFIG,
+ cmd->size, wrb, cmd);
+
+ req->type = ACTIVE_PROFILE_TYPE;
+ req->hdr.domain = domain;
+ if (!lancer_chip(adapter))
+ req->hdr.version = 1;
+
+ status = be_mbox_notify_wait(adapter);
+
+ mutex_unlock(&adapter->mbox_lock);
+ return status;
+}
+
+/* Uses sync mcc */
+int be_cmd_get_profile_config_mccq(struct be_adapter *adapter,
+ u8 domain, struct be_dma_mem *cmd)
+{
+ struct be_mcc_wrb *wrb;
+ struct be_cmd_req_get_profile_config *req;
+ int status;
spin_lock_bh(&adapter->mcc_lock);
@@ -3046,16 +3065,47 @@ int be_cmd_get_profile_config(struct be_adapter *adapter, u32 *cap_flags,
goto err;
}
- req = cmd.va;
-
+ req = cmd->va;
be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
OPCODE_COMMON_GET_PROFILE_CONFIG,
- cmd.size, wrb, &cmd);
+ cmd->size, wrb, cmd);
req->type = ACTIVE_PROFILE_TYPE;
req->hdr.domain = domain;
+ if (!lancer_chip(adapter))
+ req->hdr.version = 1;
status = be_mcc_notify_wait(adapter);
+
+err:
+ spin_unlock_bh(&adapter->mcc_lock);
+ return status;
+}
+
+/* Uses sync mcc, if MCCQ is already created otherwise mbox */
+int be_cmd_get_profile_config(struct be_adapter *adapter, u32 *cap_flags,
+ u16 *txq_count, u8 domain)
+{
+ struct be_queue_info *mccq = &adapter->mcc_obj.q;
+ struct be_dma_mem cmd;
+ int status;
+
+ memset(&cmd, 0, sizeof(struct be_dma_mem));
+ if (!lancer_chip(adapter))
+ cmd.size = sizeof(struct be_cmd_resp_get_profile_config_v1);
+ else
+ cmd.size = sizeof(struct be_cmd_resp_get_profile_config);
+ cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
+ &cmd.dma);
+ if (!cmd.va) {
+ dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
+ return -ENOMEM;
+ }
+
+ if (!mccq->created)
+ status = be_cmd_get_profile_config_mbox(adapter, domain, &cmd);
+ else
+ status = be_cmd_get_profile_config_mccq(adapter, domain, &cmd);
if (!status) {
struct be_cmd_resp_get_profile_config *resp = cmd.va;
u32 desc_count = le32_to_cpu(resp->desc_count);
@@ -3068,12 +3118,15 @@ int be_cmd_get_profile_config(struct be_adapter *adapter, u32 *cap_flags,
status = -EINVAL;
goto err;
}
- *cap_flags = le32_to_cpu(desc->cap_flags);
+ if (cap_flags)
+ *cap_flags = le32_to_cpu(desc->cap_flags);
+ if (txq_count)
+ *txq_count = le32_to_cpu(desc->txq_count);
}
err:
- spin_unlock_bh(&adapter->mcc_lock);
- pci_free_consistent(adapter->pdev, cmd.size,
- cmd.va, cmd.dma);
+ if (cmd.va)
+ pci_free_consistent(adapter->pdev, cmd.size,
+ cmd.va, cmd.dma);
return status;
}
@@ -3102,7 +3155,7 @@ int be_cmd_set_profile_config(struct be_adapter *adapter, u32 bps,
req->hdr.domain = domain;
req->desc_count = cpu_to_le32(1);
- req->nic_desc.desc_type = NIC_RESOURCE_DESC_TYPE_ID;
+ req->nic_desc.desc_type = NIC_RESOURCE_DESC_TYPE_V0;
req->nic_desc.desc_len = RESOURCE_DESC_SIZE;
req->nic_desc.flags = (1 << QUN) | (1 << IMM) | (1 << NOSV);
req->nic_desc.pf_num = adapter->pf_number;
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h
index e959785..4603320 100644
--- a/drivers/net/ethernet/emulex/benet/be_cmds.h
+++ b/drivers/net/ethernet/emulex/benet/be_cmds.h
@@ -1687,9 +1687,11 @@ struct be_cmd_req_set_ext_fat_caps {
struct be_fat_conf_params set_params;
};
-#define RESOURCE_DESC_SIZE 72
-#define NIC_RESOURCE_DESC_TYPE_ID 0x41
+#define RESOURCE_DESC_SIZE 88
+#define NIC_RESOURCE_DESC_TYPE_V0 0x41
+#define NIC_RESOURCE_DESC_TYPE_V1 0x51
#define MAX_RESOURCE_DESC 4
+#define MAX_RESOURCE_DESC_V1 32
/* QOS unit number */
#define QUN 4
@@ -1755,6 +1757,12 @@ struct be_cmd_resp_get_profile_config {
u8 func_param[MAX_RESOURCE_DESC * RESOURCE_DESC_SIZE];
};
+struct be_cmd_resp_get_profile_config_v1 {
+ struct be_cmd_req_hdr hdr;
+ u32 desc_count;
+ u8 func_param[MAX_RESOURCE_DESC_V1 * RESOURCE_DESC_SIZE];
+};
+
struct be_cmd_req_set_profile_config {
struct be_cmd_req_hdr hdr;
u32 rsvd;
@@ -1917,7 +1925,7 @@ extern int lancer_test_and_set_rdy_state(struct be_adapter *adapter);
extern int be_cmd_query_port_name(struct be_adapter *adapter, u8 *port_name);
extern int be_cmd_get_func_config(struct be_adapter *adapter);
extern int be_cmd_get_profile_config(struct be_adapter *adapter, u32 *cap_flags,
- u8 domain);
+ u16 *txq_count, u8 domain);
extern int be_cmd_set_profile_config(struct be_adapter *adapter, u32 bps,
u8 domain);
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index b5252d0..c1254cb 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2719,7 +2719,8 @@ static int be_vfs_if_create(struct be_adapter *adapter)
for_all_vfs(adapter, vf_cfg, vf) {
if (!BE3_chip(adapter))
- be_cmd_get_profile_config(adapter, &cap_flags, vf + 1);
+ be_cmd_get_profile_config(adapter, &cap_flags,
+ NULL, vf + 1);
/* If a FW profile exists, then cap_flags are updated */
en_flags = cap_flags & (BE_IF_FLAGS_UNTAGGED |
@@ -2883,11 +2884,14 @@ static void be_get_resources(struct be_adapter *adapter)
u16 dev_num_vfs;
int pos, status;
bool profile_present = false;
+ u16 txq_count = 0;
if (!BEx_chip(adapter)) {
status = be_cmd_get_func_config(adapter);
if (!status)
profile_present = true;
+ } else if (BE3_chip(adapter) && be_physfn(adapter)) {
+ be_cmd_get_profile_config(adapter, NULL, &txq_count, 0);
}
if (profile_present) {
@@ -2925,7 +2929,9 @@ static void be_get_resources(struct be_adapter *adapter)
adapter->max_vlans = BE_NUM_VLANS_SUPPORTED;
adapter->max_mcast_mac = BE_MAX_MC;
- adapter->max_tx_queues = MAX_TX_QS;
+ adapter->max_tx_queues = txq_count ? txq_count : MAX_TX_QS;
+ adapter->max_tx_queues = min_t(u16, adapter->max_tx_queues,
+ MAX_TX_QS);
adapter->max_rss_queues = (adapter->be3_native) ?
BE3_MAX_RSS_QS : BE2_MAX_RSS_QS;
adapter->max_event_queues = BE3_MAX_RSS_QS;
--
1.7.1
--
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