[dpdk-dev,14/52] i40e/base: Add Debug Dump Internal Data AQ command
Commit Message
This patch adds support for "Debug Dump Internal Data" AQ command.
It is used to dump internal firmware or hardware data for debug
purposes.
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
---
drivers/net/i40e/base/i40e_common.c | 57 ++++++++++++++++++++++++++++++++++
drivers/net/i40e/base/i40e_prototype.h | 5 +++
2 files changed, 62 insertions(+)
@@ -5264,6 +5264,63 @@ void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
}
/**
+ * i40e_aq_debug_dump
+ * @hw: pointer to the hardware structure
+ * @cluster_id: specific cluster to dump
+ * @table_id: table id within cluster
+ * @start_index: index of line in the block to read
+ * @buff_size: dump buffer size
+ * @buff: dump buffer
+ * @ret_buff_size: actual buffer size returned
+ * @ret_next_table: next block to read
+ * @ret_next_index: next index to read
+ *
+ * Dump internal FW/HW data for debug purposes.
+ *
+ **/
+enum i40e_status_code i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
+ u8 table_id, u32 start_index, u16 buff_size,
+ void *buff, u16 *ret_buff_size,
+ u8 *ret_next_table, u32 *ret_next_index,
+ struct i40e_asq_cmd_details *cmd_details)
+{
+ struct i40e_aq_desc desc;
+ struct i40e_aqc_debug_dump_internals *cmd =
+ (struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
+ struct i40e_aqc_debug_dump_internals *resp =
+ (struct i40e_aqc_debug_dump_internals *)&desc.params.raw;
+ enum i40e_status_code status;
+
+ if (buff_size == 0 || !buff)
+ return I40E_ERR_PARAM;
+
+ i40e_fill_default_direct_cmd_desc(&desc,
+ i40e_aqc_opc_debug_dump_internals);
+ /* Indirect Command */
+ desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
+ if (buff_size > I40E_AQ_LARGE_BUF)
+ desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
+
+ cmd->cluster_id = cluster_id;
+ cmd->table_id = table_id;
+ cmd->idx = CPU_TO_LE32(start_index);
+
+ desc.datalen = CPU_TO_LE16(buff_size);
+
+ status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
+ if (!status) {
+ if (ret_buff_size != NULL)
+ *ret_buff_size = LE16_TO_CPU(desc.datalen);
+ if (ret_next_table != NULL)
+ *ret_next_table = resp->table_id;
+ if (ret_next_index != NULL)
+ *ret_next_index = LE32_TO_CPU(resp->idx);
+ }
+
+ return status;
+}
+
+/**
* i40e_read_bw_from_alt_ram
* @hw: pointer to the hardware structure
* @max_bw: pointer for max_bw read
@@ -459,6 +459,11 @@ enum i40e_status_code i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
u16 vsi_seid, u16 queue, bool is_add,
struct i40e_control_filter_stats *stats,
struct i40e_asq_cmd_details *cmd_details);
+enum i40e_status_code i40e_aq_debug_dump(struct i40e_hw *hw, u8 cluster_id,
+ u8 table_id, u32 start_index, u16 buff_size,
+ void *buff, u16 *ret_buff_size,
+ u8 *ret_next_table, u32 *ret_next_index,
+ struct i40e_asq_cmd_details *cmd_details);
void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw,
u16 vsi_seid);
#endif /* _I40E_PROTOTYPE_H_ */