/**
* i40e_aq_get_set_rss_key
* @hw: pointer to the hw struct
* @vsi_id: vsi fw index
* @key: pointer to key info struct
* @set: set true to set the key, false to get the key
*
* get the RSS key per VSI
**/
static i40e_status i40e_aq_get_set_rss_key(struct i40e_hw *hw,
u16 vsi_id,
struct i40e_aqc_get_set_rss_key_data *key,
bool set)
{
i40e_status status;
struct i40e_aq_desc desc;
struct i40e_aqc_get_set_rss_key *cmd_resp =
(struct i40e_aqc_get_set_rss_key *)&desc.params.raw;
u16 key_size = sizeof(struct i40e_aqc_get_set_rss_key_data);
if (set)
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_rss_key);
else
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_get_rss_key);
/* Indirect command */
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
cmd_resp->vsi_id =
cpu_to_le16((u16)((vsi_id <<
I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) &
I40E_AQC_SET_RSS_KEY_VSI_ID_MASK));
cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_KEY_VSI_VALID);
status = i40evf_asq_send_command(hw, &desc, key, key_size, NULL);
return status;
}
/**
* i40e_aq_send_msg_to_pf
* @hw: pointer to the hardware structure
* @v_opcode: opcodes for VF-PF communication
* @v_retval: return error code
* @msg: pointer to the msg buffer
* @msglen: msg length
* @cmd_details: pointer to command details
*
* Send message to PF driver using admin queue. By default, this message
* is sent asynchronously, i.e. i40evf_asq_send_command() does not wait for
* completion before returning.
**/
i40e_status i40e_aq_send_msg_to_pf(struct i40e_hw *hw,
enum i40e_virtchnl_ops v_opcode,
i40e_status v_retval,
u8 *msg, u16 msglen,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_asq_cmd_details details;
i40e_status status;
i40evf_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_pf);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
desc.cookie_high = cpu_to_le32(v_opcode);
desc.cookie_low = cpu_to_le32(v_retval);
if (msglen) {
desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF
| I40E_AQ_FLAG_RD));
if (msglen > I40E_AQ_LARGE_BUF)
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
desc.datalen = cpu_to_le16(msglen);
}
if (!cmd_details) {
memset(&details, 0, sizeof(details));
details.async = true;
cmd_details = &details;
}
status = i40evf_asq_send_command(hw, &desc, msg, msglen, cmd_details);
return status;
}
/**
* i40evf_aq_queue_shutdown
* @hw: pointer to the hw struct
* @unloading: is the driver unloading itself
*
* Tell the Firmware that we're shutting down the AdminQ and whether
* or not the driver is unloading as well.
**/
i40e_status i40evf_aq_queue_shutdown(struct i40e_hw *hw,
bool unloading)
{
struct i40e_aq_desc desc;
struct i40e_aqc_queue_shutdown *cmd =
(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
i40e_status status;
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_queue_shutdown);
if (unloading)
cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
status = i40evf_asq_send_command(hw, &desc, NULL, 0, NULL);
return status;
}
/**
* i40e_aq_get_set_rss_lut
* @hw: pointer to the hardware structure
* @vsi_id: vsi fw index
* @pf_lut: for PF table set true, for VSI table set false
* @lut: pointer to the lut buffer provided by the caller
* @lut_size: size of the lut buffer
* @set: set true to set the table, false to get the table
*
* Internal function to get or set RSS look up table
**/
static i40e_status i40e_aq_get_set_rss_lut(struct i40e_hw *hw,
u16 vsi_id, bool pf_lut,
u8 *lut, u16 lut_size,
bool set)
{
i40e_status status;
struct i40e_aq_desc desc;
struct i40e_aqc_get_set_rss_lut *cmd_resp =
(struct i40e_aqc_get_set_rss_lut *)&desc.params.raw;
if (set)
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_set_rss_lut);
else
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_get_rss_lut);
/* Indirect command */
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
cmd_resp->vsi_id =
cpu_to_le16((u16)((vsi_id <<
I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) &
I40E_AQC_SET_RSS_LUT_VSI_ID_MASK));
cmd_resp->vsi_id |= cpu_to_le16((u16)I40E_AQC_SET_RSS_LUT_VSI_VALID);
if (pf_lut)
cmd_resp->flags |= cpu_to_le16((u16)
((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF <<
I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
else
cmd_resp->flags |= cpu_to_le16((u16)
((I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI <<
I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) &
I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK));
cmd_resp->addr_high = cpu_to_le32(high_16_bits((u64)lut));
cmd_resp->addr_low = cpu_to_le32(lower_32_bits((u64)lut));
status = i40evf_asq_send_command(hw, &desc, lut, lut_size, NULL);
return status;
}
/**
* i40evf_aq_rx_ctl_write_register
* @hw: pointer to the hw struct
* @reg_addr: register address
* @reg_val: register value
* @cmd_details: pointer to command details structure or NULL
*
* Use the firmware to write to an Rx control register,
* especially useful if the Rx unit is under heavy pressure
**/
i40e_status i40evf_aq_rx_ctl_write_register(struct i40e_hw *hw,
u32 reg_addr, u32 reg_val,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_rx_ctl_reg_read_write *cmd =
(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
i40e_status status;
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_rx_ctl_reg_write);
cmd->address = cpu_to_le32(reg_addr);
cmd->value = cpu_to_le32(reg_val);
status = i40evf_asq_send_command(hw, &desc, NULL, 0, cmd_details);
return status;
}
/**
* i40evf_aq_rx_ctl_read_register - use FW to read from an Rx control register
* @hw: pointer to the hw struct
* @reg_addr: register address
* @reg_val: ptr to register value
* @cmd_details: pointer to command details structure or NULL
*
* Use the firmware to read the Rx control register,
* especially useful if the Rx unit is under heavy pressure
**/
i40e_status i40evf_aq_rx_ctl_read_register(struct i40e_hw *hw,
u32 reg_addr, u32 *reg_val,
struct i40e_asq_cmd_details *cmd_details)
{
struct i40e_aq_desc desc;
struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp =
(struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw;
i40e_status status;
if (!reg_val)
return I40E_ERR_PARAM;
i40evf_fill_default_direct_cmd_desc(&desc,
i40e_aqc_opc_rx_ctl_reg_read);
cmd_resp->address = cpu_to_le32(reg_addr);
status = i40evf_asq_send_command(hw, &desc, NULL, 0, cmd_details);
if (status == 0)
*reg_val = le32_to_cpu(cmd_resp->value);
return status;
}
