1 files changed, 91 insertions, 0 deletions
diff --git a/drivers/accel/habanalabs/include/gaudi/gaudi_fw_if.h b/drivers/accel/habanalabs/include/gaudi/gaudi_fw_if.h
new file mode 100644
index 000000000..2dba02757
--- /dev/null
+++ b/drivers/accel/habanalabs/include/gaudi/gaudi_fw_if.h
@@ -0,0 +1,91 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright 2019-2020 HabanaLabs, Ltd.
+ * All Rights Reserved.
+ *
+ */
+
+#ifndef GAUDI_FW_IF_H
+#define GAUDI_FW_IF_H
+
+#define GAUDI_EVENT_QUEUE_MSI_IDX	8
+#define GAUDI_NIC_PORT1_MSI_IDX		10
+#define GAUDI_NIC_PORT3_MSI_IDX		12
+#define GAUDI_NIC_PORT5_MSI_IDX		14
+#define GAUDI_NIC_PORT7_MSI_IDX		16
+#define GAUDI_NIC_PORT9_MSI_IDX		18
+
+#define UBOOT_FW_OFFSET			0x100000	/* 1MB in SRAM */
+#define LINUX_FW_OFFSET			0x800000	/* 8MB in HBM */
+
+/* HBM thermal delta in [Deg] added to composite (CTemp) */
+#define HBM_TEMP_ADJUST_COEFF		6
+
+enum gaudi_nic_axi_error {
+	RXB,
+	RXE,
+	TXS,
+	TXE,
+	QPC_RESP,
+	NON_AXI_ERR,
+	TMR,
+};
+
+/*
+ * struct eq_nic_sei_event - describes an AXI error cause.
+ * @axi_error_cause: one of the events defined in enum gaudi_nic_axi_error.
+ * @id: can be either 0 or 1, to further describe unit with interrupt cause
+ *      (i.e. TXE0 or TXE1).
+ * @pad[6]: padding structure to 64bit.
+ */
+struct eq_nic_sei_event {
+	__u8 axi_error_cause;
+	__u8 id;
+	__u8 pad[6];
+};
+
+/*
+ * struct gaudi_nic_status - describes the status of a NIC port.
+ * @port: NIC port index.
+ * @bad_format_cnt: e.g. CRC.
+ * @responder_out_of_sequence_psn_cnt: e.g NAK.
+ * @high_ber_reinit_cnt: link reinit due to high BER.
+ * @correctable_err_cnt: e.g. bit-flip.
+ * @uncorrectable_err_cnt: e.g. MAC errors.
+ * @retraining_cnt: re-training counter.
+ * @up: is port up.
+ * @pcs_link: has PCS link.
+ * @phy_ready: is PHY ready.
+ * @auto_neg: is Autoneg enabled.
+ * @timeout_retransmission_cnt: timeout retransmission events
+ * @high_ber_cnt: high ber events
+ */
+struct gaudi_nic_status {
+	__u32 port;
+	__u32 bad_format_cnt;
+	__u32 responder_out_of_sequence_psn_cnt;
+	__u32 high_ber_reinit;
+	__u32 correctable_err_cnt;
+	__u32 uncorrectable_err_cnt;
+	__u32 retraining_cnt;
+	__u8 up;
+	__u8 pcs_link;
+	__u8 phy_ready;
+	__u8 auto_neg;
+	__u32 timeout_retransmission_cnt;
+	__u32 high_ber_cnt;
+};
+
+struct gaudi_cold_rst_data {
+	union {
+		struct {
+			u32 spsram_init_done : 1;
+			u32 reserved : 31;
+		};
+		__le32 data;
+	};
+};
+
+#define GAUDI_PLL_FREQ_LOW		200000000 /* 200 MHz */
+
+#endif /* GAUDI_FW_IF_H */