[dpdk-dev] [PATCH v2 10/24] net/i40e/base: add AQ command for DCB parameters

Qi Zhang qi.z.zhang at intel.com
Tue Jan 9 21:17:10 CET 2018


Add new Adminq command i40e_aqc_opc_set_dcb_parameters that
helps to get DCB parameters in data structure i40e_aqc_set_dcb_parameters.

Signed-off-by: Qi Zhang <qi.z.zhang at intel.com>
---
 drivers/net/i40e/base/i40e_adminq_cmd.h | 12 ++++++++++++
 drivers/net/i40e/base/i40e_common.c     | 27 +++++++++++++++++++++++++++
 drivers/net/i40e/base/i40e_prototype.h  |  4 ++++
 3 files changed, 43 insertions(+)

diff --git a/drivers/net/i40e/base/i40e_adminq_cmd.h b/drivers/net/i40e/base/i40e_adminq_cmd.h
index fcfb90253..2004b8e19 100644
--- a/drivers/net/i40e/base/i40e_adminq_cmd.h
+++ b/drivers/net/i40e/base/i40e_adminq_cmd.h
@@ -214,6 +214,7 @@ enum i40e_admin_queue_opc {
 	/* DCB commands */
 	i40e_aqc_opc_dcb_ignore_pfc	= 0x0301,
 	i40e_aqc_opc_dcb_updated	= 0x0302,
+	i40e_aqc_opc_set_dcb_parameters = 0x0303,
 
 	/* TX scheduler */
 	i40e_aqc_opc_configure_vsi_bw_limit		= 0x0400,
@@ -2457,6 +2458,17 @@ struct i40e_aqc_lldp_start {
 
 I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_start);
 
+/* Set DCB (direct 0x0303) */
+struct i40e_aqc_set_dcb_parameters {
+	u8 command;
+#define I40E_AQ_DCB_SET_AGENT	0x1
+#define I40E_DCB_VALID		0x1
+	u8 valid_flags;
+	u8 reserved[14];
+};
+
+I40E_CHECK_CMD_LENGTH(i40e_aqc_set_dcb_parameters);
+
 /* Get CEE DCBX Oper Config (0x0A07)
  * uses the generic descriptor struct
  * returns below as indirect response
diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c
index 626534a50..f085e3a99 100644
--- a/drivers/net/i40e/base/i40e_common.c
+++ b/drivers/net/i40e/base/i40e_common.c
@@ -4424,7 +4424,34 @@ enum i40e_status_code i40e_aq_start_lldp(struct i40e_hw *hw,
 	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
 
 	cmd->command = I40E_AQ_LLDP_AGENT_START;
+	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
 
+	return status;
+}
+
+/**
+ * i40e_aq_set_dcb_parameters
+ * @hw: pointer to the hw struct
+ * @cmd_details: pointer to command details structure or NULL
+ * @dcb_enable: True if DCB configuration needs to be applied
+ *
+ **/
+enum i40e_status_code
+i40e_aq_set_dcb_parameters(struct i40e_hw *hw, bool dcb_enable,
+			   struct i40e_asq_cmd_details *cmd_details)
+{
+	struct i40e_aq_desc desc;
+	struct i40e_aqc_set_dcb_parameters *cmd =
+		(struct i40e_aqc_set_dcb_parameters *)&desc.params.raw;
+	enum i40e_status_code status;
+
+	i40e_fill_default_direct_cmd_desc(&desc,
+					  i40e_aqc_opc_set_dcb_parameters);
+
+	if (dcb_enable) {
+		cmd->valid_flags = I40E_DCB_VALID;
+		cmd->command = I40E_AQ_DCB_SET_AGENT;
+	}
 	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
 
 	return status;
diff --git a/drivers/net/i40e/base/i40e_prototype.h b/drivers/net/i40e/base/i40e_prototype.h
index 909709784..27e73e70c 100644
--- a/drivers/net/i40e/base/i40e_prototype.h
+++ b/drivers/net/i40e/base/i40e_prototype.h
@@ -290,6 +290,10 @@ enum i40e_status_code i40e_aq_delete_lldp_tlv(struct i40e_hw *hw,
 				struct i40e_asq_cmd_details *cmd_details);
 enum i40e_status_code i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
 				struct i40e_asq_cmd_details *cmd_details);
+enum i40e_status_code i40e_aq_set_dcb_parameters(struct i40e_hw *hw,
+						 bool dcb_enable,
+						 struct i40e_asq_cmd_details
+						 *cmd_details);
 enum i40e_status_code i40e_aq_start_lldp(struct i40e_hw *hw,
 				struct i40e_asq_cmd_details *cmd_details);
 enum i40e_status_code i40e_aq_get_cee_dcb_config(struct i40e_hw *hw,
-- 
2.14.1



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