[dpdk-dev] [PATCH 5/9] net/i40e/base: add support for minimum rollback revision

[Guinan Sun <guinanx.sun@intel.com>]

Add support for minimum rollback revision.

Signed-off-by: Przemyslaw Ciesielski <przemyslaw.ciesielski@intel.com>
Signed-off-by: Guinan Sun <guinanx.sun@intel.com>
---
 drivers/net/i40e/base/i40e_adminq_cmd.h | 18 +++++++++++++++
 drivers/net/i40e/base/i40e_common.c     | 29 +++++++++++++++++++++++++
 drivers/net/i40e/base/i40e_prototype.h  |  4 ++++
 3 files changed, 51 insertions(+)

diff --git a/drivers/net/i40e/base/i40e_adminq_cmd.h b/drivers/net/i40e/base/i40e_adminq_cmd.h
index 9ef01f371..4db8cdd8c 100644
--- a/drivers/net/i40e/base/i40e_adminq_cmd.h
+++ b/drivers/net/i40e/base/i40e_adminq_cmd.h
@@ -241,6 +241,7 @@ enum i40e_admin_queue_opc {
 	i40e_aqc_opc_nvm_config_read		= 0x0704,
 	i40e_aqc_opc_nvm_config_write		= 0x0705,
 	i40e_aqc_opc_nvm_update_in_process	= 0x0706,
+	i40e_aqc_opc_rollback_revision_update	= 0x0707,
 	i40e_aqc_opc_oem_post_update		= 0x0720,
 	i40e_aqc_opc_thermal_sensor		= 0x0721,
 
@@ -2419,6 +2420,23 @@ struct i40e_aqc_nvm_config_data_immediate_field {
 
 I40E_CHECK_STRUCT_LEN(0xc, i40e_aqc_nvm_config_data_immediate_field);
 
+/* Minimal Rollback Revision Update (direct 0x0707) */
+struct i40e_aqc_rollback_revision_update {
+	u8	optin_mode; /* bool */
+#define I40E_AQ_RREV_OPTIN_MODE			0x01
+	u8	module_selected;
+#define I40E_AQ_RREV_MODULE_PCIE_ANALOG		0
+#define I40E_AQ_RREV_MODULE_PHY_ANALOG		1
+#define I40E_AQ_RREV_MODULE_OPTION_ROM		2
+#define I40E_AQ_RREV_MODULE_EMP_IMAGE		3
+#define I40E_AQ_RREV_MODULE_PE_IMAGE		4
+	u8	reserved1[2];
+	u32	min_rrev;
+	u8	reserved2[8];
+};
+
+I40E_CHECK_CMD_LENGTH(i40e_aqc_rollback_revision_update);
+
 /* OEM Post Update (indirect 0x0720)
  * no command data struct used
  */
diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c
index 6c6fb4de4..15f4e91a4 100644
--- a/drivers/net/i40e/base/i40e_common.c
+++ b/drivers/net/i40e/base/i40e_common.c
@@ -3717,6 +3717,35 @@ i40e_aq_nvm_update_in_process(struct i40e_hw *hw,
 	return status;
 }
 
+/**
+ * i40e_aq_min_rollback_rev_update - triggers an ow after update
+ * @hw: pointer to the hw struct
+ * @mode: opt-in mode, 1b for single module update, 0b for bulk update
+ * @module: module to be updated. Ignored if mode is 0b
+ * @min_rrev: value of the new minimal version. Ignored if mode is 0b
+ * @cmd_details: pointer to command details structure or NULL
+ **/
+enum i40e_status_code
+i40e_aq_min_rollback_rev_update(struct i40e_hw *hw, u8 mode, u8 module,
+				u32 min_rrev,
+				struct i40e_asq_cmd_details *cmd_details)
+{
+	struct i40e_aq_desc desc;
+	struct i40e_aqc_rollback_revision_update *cmd =
+		(struct i40e_aqc_rollback_revision_update *)&desc.params.raw;
+	enum i40e_status_code status;
+
+	i40e_fill_default_direct_cmd_desc(&desc,
+		i40e_aqc_opc_rollback_revision_update);
+	cmd->optin_mode = mode;
+	cmd->module_selected = module;
+	cmd->min_rrev = min_rrev;
+
+	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
+
+	return status;
+}
+
 /**
  * i40e_aq_oem_post_update - triggers an OEM specific flow after update
  * @hw: pointer to the hw struct
diff --git a/drivers/net/i40e/base/i40e_prototype.h b/drivers/net/i40e/base/i40e_prototype.h
index 9a89f3002..124222e47 100644
--- a/drivers/net/i40e/base/i40e_prototype.h
+++ b/drivers/net/i40e/base/i40e_prototype.h
@@ -240,6 +240,10 @@ enum i40e_status_code i40e_aq_write_nvm_config(struct i40e_hw *hw,
 				u8 cmd_flags, void *data, u16 buf_size,
 				u16 element_count,
 				struct i40e_asq_cmd_details *cmd_details);
+enum i40e_status_code
+i40e_aq_min_rollback_rev_update(struct i40e_hw *hw, u8 mode, u8 module,
+				u32 min_rrev,
+				struct i40e_asq_cmd_details *cmd_details);
 enum i40e_status_code i40e_aq_oem_post_update(struct i40e_hw *hw,
 				void *buff, u16 buff_size,
 				struct i40e_asq_cmd_details *cmd_details);
-- 
2.17.1