Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 336 insertions, 0 deletions

diff --git a/drivers/net/ethernet/qlogic/qed/qed_hw.h b/drivers/net/ethernet/qlogic/qed/qed_hw.h
new file mode 100644
index 000000000..e535983ce
--- /dev/null
+++ b/drivers/net/ethernet/qlogic/qed/qed_hw.h
@@ -0,0 +1,336 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+/* QLogic qed NIC Driver
+ * Copyright (c) 2015-2017  QLogic Corporation
+ * Copyright (c) 2019-2020 Marvell International Ltd.
+ */
+
+#ifndef _QED_HW_H
+#define _QED_HW_H
+
+#include <linux/types.h>
+#include <linux/bitops.h>
+#include <linux/slab.h>
+#include <linux/string.h>
+#include "qed.h"
+#include "qed_dev_api.h"
+
+/* Forward decleration */
+struct qed_ptt;
+
+enum reserved_ptts {
+	RESERVED_PTT_EDIAG,
+	RESERVED_PTT_USER_SPACE,
+	RESERVED_PTT_MAIN,
+	RESERVED_PTT_DPC,
+	RESERVED_PTT_MAX
+};
+
+enum _dmae_cmd_dst_mask {
+	DMAE_CMD_DST_MASK_NONE	= 0,
+	DMAE_CMD_DST_MASK_PCIE	= 1,
+	DMAE_CMD_DST_MASK_GRC	= 2
+};
+
+enum _dmae_cmd_src_mask {
+	DMAE_CMD_SRC_MASK_PCIE	= 0,
+	DMAE_CMD_SRC_MASK_GRC	= 1
+};
+
+enum _dmae_cmd_crc_mask {
+	DMAE_CMD_COMP_CRC_EN_MASK_NONE	= 0,
+	DMAE_CMD_COMP_CRC_EN_MASK_SET	= 1
+};
+
+/* definitions for DMA constants */
+#define DMAE_GO_VALUE   0x1
+
+#define DMAE_COMPLETION_VAL     0xD1AE
+#define DMAE_CMD_ENDIANITY      0x2
+
+#define DMAE_CMD_SIZE   14
+#define DMAE_CMD_SIZE_TO_FILL   (DMAE_CMD_SIZE - 5)
+#define DMAE_MIN_WAIT_TIME      0x2
+#define DMAE_MAX_CLIENTS        32
+
+/**
+ * qed_gtt_init(): Initialize GTT windows.
+ *
+ * @p_hwfn: HW device data.
+ *
+ * Return: Void.
+ */
+void qed_gtt_init(struct qed_hwfn *p_hwfn);
+
+/**
+ * qed_ptt_invalidate(): Forces all ptt entries to be re-configured
+ *
+ * @p_hwfn: HW device data.
+ *
+ * Return: Void.
+ */
+void qed_ptt_invalidate(struct qed_hwfn *p_hwfn);
+
+/**
+ * qed_ptt_pool_alloc(): Allocate and initialize PTT pool.
+ *
+ * @p_hwfn: HW device data.
+ *
+ * Return: struct _qed_status - success (0), negative - error.
+ */
+int qed_ptt_pool_alloc(struct qed_hwfn *p_hwfn);
+
+/**
+ * qed_ptt_pool_free(): Free PTT pool.
+ *
+ * @p_hwfn: HW device data.
+ *
+ * Return: Void.
+ */
+void qed_ptt_pool_free(struct qed_hwfn *p_hwfn);
+
+/**
+ * qed_ptt_get_hw_addr(): Get PTT's GRC/HW address.
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt
+ *
+ * Return: u32.
+ */
+u32 qed_ptt_get_hw_addr(struct qed_hwfn *p_hwfn,
+			struct qed_ptt *p_ptt);
+
+/**
+ * qed_ptt_get_bar_addr(): Get PPT's external BAR address.
+ *
+ * @p_ptt: P_ptt
+ *
+ * Return: u32.
+ */
+u32 qed_ptt_get_bar_addr(struct qed_ptt *p_ptt);
+
+/**
+ * qed_ptt_set_win(): Set PTT Window's GRC BAR address
+ *
+ * @p_hwfn: HW device data.
+ * @new_hw_addr: New HW address.
+ * @p_ptt: P_Ptt
+ *
+ * Return: Void.
+ */
+void qed_ptt_set_win(struct qed_hwfn *p_hwfn,
+		     struct qed_ptt *p_ptt,
+		     u32 new_hw_addr);
+
+/**
+ * qed_get_reserved_ptt(): Get a specific reserved PTT.
+ *
+ * @p_hwfn: HW device data.
+ * @ptt_idx: Ptt Index.
+ *
+ * Return: struct qed_ptt *.
+ */
+struct qed_ptt *qed_get_reserved_ptt(struct qed_hwfn *p_hwfn,
+				     enum reserved_ptts ptt_idx);
+
+/**
+ * qed_wr(): Write value to BAR using the given ptt.
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @val: Val.
+ * @hw_addr: HW address
+ *
+ * Return: Void.
+ */
+void qed_wr(struct qed_hwfn *p_hwfn,
+	    struct qed_ptt *p_ptt,
+	    u32 hw_addr,
+	    u32 val);
+
+/**
+ * qed_rd(): Read value from BAR using the given ptt.
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @hw_addr: HW address
+ *
+ * Return: Void.
+ */
+u32 qed_rd(struct qed_hwfn *p_hwfn,
+	   struct qed_ptt *p_ptt,
+	   u32 hw_addr);
+
+/**
+ * qed_memcpy_from(): Copy n bytes from BAR using the given ptt.
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @dest: Destination.
+ * @hw_addr: HW address.
+ * @n: N
+ *
+ * Return: Void.
+ */
+void qed_memcpy_from(struct qed_hwfn *p_hwfn,
+		     struct qed_ptt *p_ptt,
+		     void *dest,
+		     u32 hw_addr,
+		     size_t n);
+
+/**
+ * qed_memcpy_to(): Copy n bytes to BAR using the given  ptt
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @hw_addr: HW address.
+ * @src: Source.
+ * @n: N
+ *
+ * Return: Void.
+ */
+void qed_memcpy_to(struct qed_hwfn *p_hwfn,
+		   struct qed_ptt *p_ptt,
+		   u32 hw_addr,
+		   void *src,
+		   size_t n);
+/**
+ * qed_fid_pretend(): pretend to another function when
+ *                    accessing the ptt window. There is no way to unpretend
+ *                    a function. The only way to cancel a pretend is to
+ *                    pretend back to the original function.
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @fid: fid field of pxp_pretend structure. Can contain
+ *        either pf / vf, port/path fields are don't care.
+ *
+ * Return: Void.
+ */
+void qed_fid_pretend(struct qed_hwfn *p_hwfn,
+		     struct qed_ptt *p_ptt,
+		     u16 fid);
+
+/**
+ * qed_port_pretend(): Pretend to another port when accessing the ptt window
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @port_id: The port to pretend to
+ *
+ * Return: Void.
+ */
+void qed_port_pretend(struct qed_hwfn *p_hwfn,
+		      struct qed_ptt *p_ptt,
+		      u8 port_id);
+
+/**
+ * qed_port_unpretend(): Cancel any previously set port pretend
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ *
+ * Return: Void.
+ */
+void qed_port_unpretend(struct qed_hwfn *p_hwfn,
+			struct qed_ptt *p_ptt);
+
+/**
+ * qed_port_fid_pretend(): Pretend to another port and another function
+ *                         when accessing the ptt window
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @port_id: The port to pretend to
+ * @fid: fid field of pxp_pretend structure. Can contain either pf / vf.
+ *
+ * Return: Void.
+ */
+void qed_port_fid_pretend(struct qed_hwfn *p_hwfn,
+			  struct qed_ptt *p_ptt, u8 port_id, u16 fid);
+
+/**
+ * qed_vfid_to_concrete(): Build a concrete FID for a given VF ID
+ *
+ * @p_hwfn: HW device data.
+ * @vfid: VFID.
+ *
+ * Return: Void.
+ */
+u32 qed_vfid_to_concrete(struct qed_hwfn *p_hwfn, u8 vfid);
+
+/**
+ * qed_dmae_idx_to_go_cmd(): Map the idx to dmae cmd
+ *    this is declared here since other files will require it.
+ *
+ * @idx: Index
+ *
+ * Return: Void.
+ */
+u32 qed_dmae_idx_to_go_cmd(u8 idx);
+
+/**
+ * qed_dmae_info_alloc(): Init the dmae_info structure
+ *                        which is part of p_hwfn.
+ *
+ * @p_hwfn: HW device data.
+ *
+ * Return: Int.
+ */
+int qed_dmae_info_alloc(struct qed_hwfn *p_hwfn);
+
+/**
+ * qed_dmae_info_free(): Free the dmae_info structure
+ *                       which is part of p_hwfn.
+ *
+ * @p_hwfn: HW device data.
+ *
+ * Return: Void.
+ */
+void qed_dmae_info_free(struct qed_hwfn *p_hwfn);
+
+union qed_qm_pq_params {
+	struct {
+		u8 q_idx;
+	} iscsi;
+
+	struct {
+		u8 tc;
+	}	core;
+
+	struct {
+		u8	is_vf;
+		u8	vf_id;
+		u8	tc;
+	}	eth;
+
+	struct {
+		u8 dcqcn;
+		u8 qpid;	/* roce relative */
+	} roce;
+};
+
+int qed_init_fw_data(struct qed_dev *cdev,
+		     const u8 *fw_data);
+
+int qed_dmae_sanity(struct qed_hwfn *p_hwfn,
+		    struct qed_ptt *p_ptt, const char *phase);
+
+#define QED_HW_ERR_MAX_STR_SIZE 256
+
+/**
+ * qed_hw_err_notify(): Notify upper layer driver and management FW
+ *                      about a HW error.
+ *
+ * @p_hwfn: HW device data.
+ * @p_ptt: P_ptt.
+ * @err_type: Err Type.
+ * @fmt: Debug data buffer to send to the MFW
+ * @...: buffer format args
+ *
+ * Return void.
+ */
+void __printf(4, 5) __cold qed_hw_err_notify(struct qed_hwfn *p_hwfn,
+					     struct qed_ptt *p_ptt,
+					     enum qed_hw_err_type err_type,
+					     const char *fmt, ...);
+#endif