GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/drivers/net/fsl-mc/dpmac.c

@@ -0,0 +1,250 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Freescale Layerscape MC I/O wrapper
+ *
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ * Author: Prabhakar Kushwaha <prabhakar@freescale.com>
+ */
+
+#include <fsl-mc/fsl_mc_sys.h>
+#include <fsl-mc/fsl_mc_cmd.h>
+#include <fsl-mc/fsl_dpmac.h>
+
+int dpmac_open(struct fsl_mc_io *mc_io,
+	       uint32_t cmd_flags,
+	       int dpmac_id,
+	       uint16_t *token)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_OPEN,
+					  cmd_flags,
+					  0);
+	DPMAC_CMD_OPEN(cmd, dpmac_id);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	*token = MC_CMD_HDR_READ_TOKEN(cmd.header);
+
+	return err;
+}
+
+int dpmac_close(struct fsl_mc_io *mc_io,
+		uint32_t cmd_flags,
+		uint16_t token)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CLOSE, cmd_flags,
+					  token);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpmac_create(struct fsl_mc_io *mc_io,
+		 uint16_t dprc_token,
+		 uint32_t cmd_flags,
+		 const struct dpmac_cfg *cfg,
+		 uint32_t *obj_id)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_CREATE,
+					  cmd_flags,
+					  dprc_token);
+	DPMAC_CMD_CREATE(cmd, cfg);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	MC_CMD_READ_OBJ_ID(cmd, *obj_id);
+
+	return 0;
+}
+
+int dpmac_destroy(struct fsl_mc_io *mc_io,
+		  uint16_t dprc_token,
+		  uint32_t cmd_flags,
+		  uint32_t obj_id)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_DESTROY,
+					  cmd_flags,
+					  dprc_token);
+
+	/* set object id to destroy */
+	CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, obj_id);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpmac_get_attributes(struct fsl_mc_io *mc_io,
+			 uint32_t cmd_flags,
+			 uint16_t token,
+			 struct dpmac_attr *attr)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_ATTR,
+					  cmd_flags,
+					  token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPMAC_RSP_GET_ATTRIBUTES(cmd, attr);
+
+	return 0;
+}
+
+int dpmac_mdio_read(struct fsl_mc_io *mc_io,
+		    uint32_t cmd_flags,
+		    uint16_t token,
+		    struct dpmac_mdio_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_READ,
+					  cmd_flags,
+					  token);
+	DPMAC_CMD_MDIO_READ(cmd, cfg);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	DPMAC_RSP_MDIO_READ(cmd, cfg->data);
+
+	return 0;
+}
+
+int dpmac_mdio_write(struct fsl_mc_io *mc_io,
+		     uint32_t cmd_flags,
+		     uint16_t token,
+		     struct dpmac_mdio_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_MDIO_WRITE,
+					  cmd_flags,
+					  token);
+	DPMAC_CMD_MDIO_WRITE(cmd, cfg);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpmac_get_link_cfg(struct fsl_mc_io *mc_io,
+		       uint32_t cmd_flags,
+		       uint16_t token,
+		       struct dpmac_link_cfg *cfg)
+{
+	struct mc_command cmd = { 0 };
+	int err = 0;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_LINK_CFG,
+					  cmd_flags,
+					  token);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	DPMAC_RSP_GET_LINK_CFG(cmd, cfg);
+
+	return 0;
+}
+
+int dpmac_set_link_state(struct fsl_mc_io *mc_io,
+			 uint32_t cmd_flags,
+			 uint16_t token,
+			 struct dpmac_link_state *link_state)
+{
+	struct mc_command cmd = { 0 };
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_SET_LINK_STATE,
+					  cmd_flags,
+					  token);
+	DPMAC_CMD_SET_LINK_STATE(cmd, link_state);
+
+	/* send command to mc*/
+	return mc_send_command(mc_io, &cmd);
+}
+
+int dpmac_get_counter(struct fsl_mc_io *mc_io,
+		      uint32_t cmd_flags,
+		      uint16_t token,
+		      enum dpmac_counter type,
+		      uint64_t *counter)
+{
+	struct mc_command cmd = { 0 };
+	int err = 0;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_COUNTER,
+					  cmd_flags,
+					  token);
+	DPMAC_CMD_GET_COUNTER(cmd, type);
+
+	/* send command to mc*/
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	DPMAC_RSP_GET_COUNTER(cmd, *counter);
+
+	return 0;
+}
+
+int dpmac_get_api_version(struct fsl_mc_io *mc_io,
+			 u32 cmd_flags,
+			 u16 *major_ver,
+			 u16 *minor_ver)
+{
+	struct mc_command cmd = { 0 };
+	int err;
+
+	/* prepare command */
+	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_GET_API_VERSION,
+					  cmd_flags, 0);
+
+	/* send command to mc */
+	err = mc_send_command(mc_io, &cmd);
+	if (err)
+		return err;
+
+	/* retrieve response parameters */
+	mc_cmd_read_api_version(&cmd, major_ver, minor_ver);
+
+	return 0;
+}