ti_sci_* : Add capability to access DM firmware's metadata
Introduce response and request structs to receive and request
information regarding DM version, etc from TI SCI.
Signed-off-by: Moteen Shah <m-shah@ti.com>
Reviewed-by: Neha Malcom Francis <n-francis@ti.com>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h
index 292f7cd..ce50bf6 100644
--- a/drivers/firmware/ti_sci.h
+++ b/drivers/firmware/ti_sci.h
@@ -26,6 +26,7 @@
#define TI_SCI_MSG_BOARD_CONFIG_RM 0x000c
#define TI_SCI_MSG_BOARD_CONFIG_SECURITY 0x000d
#define TI_SCI_MSG_BOARD_CONFIG_PM 0x000e
+#define TI_SCI_MSG_DM_VERSION 0x000f
#define TISCI_MSG_QUERY_MSMC 0x0020
#define TI_SCI_MSG_QUERY_FW_CAPS 0x0022
@@ -136,6 +137,34 @@
} __packed;
/**
+ * struct ti_sci_msg_dm_resp_version - Response for a message
+ * @hdr: Generic header
+ * @version: Version number of the firmware
+ * @sub_version: Sub-version number of the firmware
+ * @patch_version: Patch version number of the firmware
+ * @abi_major: Major version of the ABI that firmware supports
+ * @abi_minor: Minor version of the ABI that firmware supports
+ * @sci_server_version: String describing the SCI server version
+ * @rm_pm_hal_version: String describing the RM PM HAL version
+ *
+ * In general, ABI version changes follow the rule that minor version increments
+ * are backward compatible. Major revision changes in ABI may not be
+ * backward compatible.
+ *
+ * Response to a message with message type TI_SCI_MSG_DM_VERSION
+ */
+struct ti_sci_msg_dm_resp_version {
+ struct ti_sci_msg_hdr hdr;
+ u16 version;
+ u8 sub_version;
+ u8 patch_version;
+ u8 abi_major;
+ u8 abi_minor;
+ char rm_pm_hal_version[12];
+ char sci_server_version[26];
+} __packed;
+
+/**
* struct ti_sci_query_fw_caps_resp - Response for a message
* @hdr: Generic header
* @fw_caps: 64-bit value representing the FW/SOC capabilities.