+/*
+ * oem_data_avail_to_receive_msg_avail
+ * @info - smi_info structure with msg_flags set
+ *
+ * Converts flags from OEM_DATA_AVAIL to RECEIVE_MSG_AVAIL
+ * Returns 1 indicating need to re-run handle_flags().
+ */
+static int oem_data_avail_to_receive_msg_avail(struct smi_info *smi_info)
+{
+ smi_info->msg_flags = ((smi_info->msg_flags & ~OEM_DATA_AVAIL) |
+ RECEIVE_MSG_AVAIL);
+ return 1;
+}
+
+/*
+ * setup_dell_poweredge_oem_data_handler
+ * @info - smi_info.device_id must be populated
+ *
+ * Systems that match, but have firmware version < 1.40 may assert
+ * OEM0_DATA_AVAIL on their own, without being told via Set Flags that
+ * it's safe to do so. Such systems will de-assert OEM1_DATA_AVAIL
+ * upon receipt of IPMI_GET_MSG_CMD, so we should treat these flags
+ * as RECEIVE_MSG_AVAIL instead.
+ *
+ * As Dell has no plans to release IPMI 1.5 firmware that *ever*
+ * assert the OEM[012] bits, and if it did, the driver would have to
+ * change to handle that properly, we don't actually check for the
+ * firmware version.
+ * Device ID = 0x20 BMC on PowerEdge 8G servers
+ * Device Revision = 0x80
+ * Firmware Revision1 = 0x01 BMC version 1.40
+ * Firmware Revision2 = 0x40 BCD encoded
+ * IPMI Version = 0x51 IPMI 1.5
+ * Manufacturer ID = A2 02 00 Dell IANA
+ *
+ */
+#define DELL_POWEREDGE_8G_BMC_DEVICE_ID 0x20
+#define DELL_POWEREDGE_8G_BMC_DEVICE_REV 0x80
+#define DELL_POWEREDGE_8G_BMC_IPMI_VERSION 0x51
+#define DELL_IANA_MFR_ID {0xA2, 0x02, 0x00}
+static void setup_dell_poweredge_oem_data_handler(struct smi_info *smi_info)
+{
+ struct ipmi_device_id *id = &smi_info->device_id;
+ const char mfr[3]=DELL_IANA_MFR_ID;
+ if (! memcmp(mfr, id->manufacturer_id, sizeof(mfr))
+ && (id->device_id == DELL_POWEREDGE_8G_BMC_DEVICE_ID)
+ && (id->device_revision == DELL_POWEREDGE_8G_BMC_DEVICE_REV)
+ && (id->ipmi_version == DELL_POWEREDGE_8G_BMC_IPMI_VERSION))
+ {
+ smi_info->oem_data_avail_handler =
+ oem_data_avail_to_receive_msg_avail;
+ }
+}
+
+/*
+ * setup_oem_data_handler
+ * @info - smi_info.device_id must be filled in already
+ *
+ * Fills in smi_info.device_id.oem_data_available_handler
+ * when we know what function to use there.
+ */
+
+static void setup_oem_data_handler(struct smi_info *smi_info)
+{
+ setup_dell_poweredge_oem_data_handler(smi_info);
+}
+