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path: root/drivers/net/fsl-mc/dprc.c
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Diffstat (limited to 'drivers/net/fsl-mc/dprc.c')
-rw-r--r--drivers/net/fsl-mc/dprc.c232
1 files changed, 179 insertions, 53 deletions
diff --git a/drivers/net/fsl-mc/dprc.c b/drivers/net/fsl-mc/dprc.c
index 2be56e24a1..d1a74ab47a 100644
--- a/drivers/net/fsl-mc/dprc.c
+++ b/drivers/net/fsl-mc/dprc.c
@@ -3,16 +3,22 @@
* Freescale Layerscape MC I/O wrapper
*
* Copyright 2013-2016 Freescale Semiconductor, Inc.
- * Copyright 2017 NXP
+ * Copyright 2017, 2023 NXP
*/
#include <fsl-mc/fsl_mc_sys.h>
#include <fsl-mc/fsl_mc_cmd.h>
#include <fsl-mc/fsl_dprc.h>
-int dprc_get_container_id(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- int *container_id)
+/**
+ * dprc_get_container_id - Get container ID associated with a given portal.
+ * @mc_io: Pointer to Mc portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @container_id: Requested container id
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dprc_get_container_id(struct fsl_mc_io *mc_io, u32 cmd_flags, int *container_id)
{
struct mc_command cmd = { 0 };
int err;
@@ -28,23 +34,33 @@ int dprc_get_container_id(struct fsl_mc_io *mc_io,
return err;
/* retrieve response parameters */
- DPRC_RSP_GET_CONTAINER_ID(cmd, *container_id);
+ *container_id = (int)mc_cmd_read_object_id(&cmd);
return 0;
}
-int dprc_open(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- int container_id,
- uint16_t *token)
+/**
+ * dprc_open() - Open DPRC object for use
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @container_id: Container ID to open
+ * @token: Returned token of DPRC object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ *
+ * @warning Required before any operation on the object.
+ */
+int dprc_open(struct fsl_mc_io *mc_io, u32 cmd_flags, int container_id, u16 *token)
{
+ struct dprc_cmd_open *cmd_params;
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPRC_CMDID_OPEN, cmd_flags,
0);
- DPRC_CMD_OPEN(cmd, container_id);
+ cmd_params = (struct dprc_cmd_open *)cmd.params;
+ cmd_params->container_id = cpu_to_le32(container_id);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
@@ -52,14 +68,23 @@ int dprc_open(struct fsl_mc_io *mc_io,
return err;
/* retrieve response parameters */
- *token = MC_CMD_HDR_READ_TOKEN(cmd.header);
+ *token = mc_cmd_hdr_read_token(&cmd);
return 0;
}
-int dprc_close(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token)
+/**
+ * dprc_close() - Close the control session of the object
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPRC object
+ *
+ * After this function is called, no further operations are
+ * allowed on the object without opening a new control session.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dprc_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token)
{
struct mc_command cmd = { 0 };
@@ -71,22 +96,35 @@ int dprc_close(struct fsl_mc_io *mc_io,
return mc_send_command(mc_io, &cmd);
}
-int dprc_create_container(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- struct dprc_cfg *cfg,
- int *child_container_id,
- uint64_t *child_portal_paddr)
+/**
+ * dprc_create_container() - Create child container
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPRC object
+ * @cfg: Child container configuration
+ * @child_container_id: Returned child container ID
+ * @child_portal_offset:Returned child portal offset from MC portal base
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dprc_create_container(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
+ struct dprc_cfg *cfg, int *child_container_id,
+ uint64_t *child_portal_offset)
{
+ struct dprc_cmd_create_container *cmd_params;
+ struct dprc_rsp_create_container *rsp_params;
struct mc_command cmd = { 0 };
- int err;
+ int err, i;
/* prepare command */
- DPRC_CMD_CREATE_CONTAINER(cmd, cfg);
-
cmd.header = mc_encode_cmd_header(DPRC_CMDID_CREATE_CONT,
- cmd_flags,
- token);
+ cmd_flags, token);
+ cmd_params = (struct dprc_cmd_create_container *)cmd.params;
+ cmd_params->options = cpu_to_le32(cfg->options);
+ cmd_params->icid = cpu_to_le32(cfg->icid);
+ cmd_params->portal_id = cpu_to_le32(cfg->portal_id);
+ for (i = 0; i < 16; i++)
+ cmd_params->label[i] = cfg->label[i];
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
@@ -94,80 +132,156 @@ int dprc_create_container(struct fsl_mc_io *mc_io,
return err;
/* retrieve response parameters */
- DPRC_RSP_CREATE_CONTAINER(cmd, *child_container_id,
- *child_portal_paddr);
+ rsp_params = (struct dprc_rsp_create_container *)cmd.params;
+ *child_container_id = le32_to_cpu(rsp_params->child_container_id);
+ *child_portal_offset = le64_to_cpu(rsp_params->child_portal_addr);
return 0;
}
-int dprc_destroy_container(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
+/**
+ * dprc_destroy_container() - Destroy child container.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPRC object
+ * @child_container_id: ID of the container to destroy
+ *
+ * This function terminates the child container, so following this call the
+ * child container ID becomes invalid.
+ *
+ * Notes:
+ * - All resources and objects of the destroyed container are returned to the
+ * parent container or destroyed if were created be the destroyed container.
+ * - This function destroy all the child containers of the specified
+ * container prior to destroying the container itself.
+ *
+ * warning: Only the parent container is allowed to destroy a child policy
+ * Container 0 can't be destroyed
+ *
+ * Return: '0' on Success; Error code otherwise.
+ *
+ */
+int dprc_destroy_container(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
int child_container_id)
{
+ struct dprc_cmd_destroy_container *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPRC_CMDID_DESTROY_CONT,
- cmd_flags,
- token);
- DPRC_CMD_DESTROY_CONTAINER(cmd, child_container_id);
+ cmd_flags, token);
+ cmd_params = (struct dprc_cmd_destroy_container *)cmd.params;
+ cmd_params->child_container_id = cpu_to_le32(child_container_id);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
-int dprc_connect(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
+/**
+ * dprc_connect() - Connect two endpoints to create a network link between them
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPRC object
+ * @endpoint1: Endpoint 1 configuration parameters
+ * @endpoint2: Endpoint 2 configuration parameters
+ * @cfg: Connection configuration. The connection configuration
+ * is ignored for connections made to DPMAC objects, where
+ * rate is retrieved from the MAC configuration.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dprc_connect(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
const struct dprc_endpoint *endpoint1,
const struct dprc_endpoint *endpoint2,
const struct dprc_connection_cfg *cfg)
{
+ struct dprc_cmd_connect *cmd_params;
struct mc_command cmd = { 0 };
+ int i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPRC_CMDID_CONNECT,
cmd_flags,
token);
- DPRC_CMD_CONNECT(cmd, endpoint1, endpoint2, cfg);
+ cmd_params = (struct dprc_cmd_connect *)cmd.params;
+ cmd_params->ep1_id = cpu_to_le32(endpoint1->id);
+ cmd_params->ep1_interface_id = cpu_to_le16(endpoint1->if_id);
+ cmd_params->ep2_id = cpu_to_le32(endpoint2->id);
+ cmd_params->ep2_interface_id = cpu_to_le16(endpoint2->if_id);
+ cmd_params->max_rate = cpu_to_le32(cfg->max_rate);
+ cmd_params->committed_rate = cpu_to_le32(cfg->committed_rate);
+ for (i = 0; i < 16; i++) {
+ cmd_params->ep1_type[i] = endpoint1->type[i];
+ cmd_params->ep2_type[i] = endpoint2->type[i];
+ }
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
-int dprc_disconnect(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
+/**
+ * dprc_disconnect() - Disconnect one endpoint to remove its network connection
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPRC object
+ * @endpoint: Endpoint configuration parameters
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dprc_disconnect(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
const struct dprc_endpoint *endpoint)
{
+ struct dprc_cmd_disconnect *cmd_params;
struct mc_command cmd = { 0 };
+ int i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPRC_CMDID_DISCONNECT,
cmd_flags,
token);
- DPRC_CMD_DISCONNECT(cmd, endpoint);
+ cmd_params = (struct dprc_cmd_disconnect *)cmd.params;
+ cmd_params->id = cpu_to_le32(endpoint->id);
+ cmd_params->interface_id = cpu_to_le32(endpoint->if_id);
+ for (i = 0; i < 16; i++)
+ cmd_params->type[i] = endpoint->type[i];
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
-int dprc_get_connection(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
+/**
+ * dprc_get_connection() - Get connected endpoint and link status if connection
+ * exists.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPRC object
+ * @endpoint1: Endpoint 1 configuration parameters
+ * @endpoint2: Returned endpoint 2 configuration parameters
+ * @state: Returned link state:
+ * 1 - link is up;
+ * 0 - link is down;
+ * -1 - no connection (endpoint2 information is irrelevant)
+ *
+ * Return: '0' on Success; -ENAVAIL if connection does not exist.
+ */
+int dprc_get_connection(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
const struct dprc_endpoint *endpoint1,
- struct dprc_endpoint *endpoint2,
- int *state)
+ struct dprc_endpoint *endpoint2, int *state)
{
+ struct dprc_cmd_get_connection *cmd_params;
+ struct dprc_rsp_get_connection *rsp_params;
struct mc_command cmd = { 0 };
- int err;
+ int err, i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_CONNECTION,
cmd_flags,
token);
- DPRC_CMD_GET_CONNECTION(cmd, endpoint1);
+ cmd_params = (struct dprc_cmd_get_connection *)cmd.params;
+ cmd_params->ep1_id = cpu_to_le32(endpoint1->id);
+ cmd_params->ep1_interface_id = cpu_to_le16(endpoint1->if_id);
+ for (i = 0; i < 16; i++)
+ cmd_params->ep1_type[i] = endpoint1->type[i];
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
@@ -175,15 +289,27 @@ int dprc_get_connection(struct fsl_mc_io *mc_io,
return err;
/* retrieve response parameters */
- DPRC_RSP_GET_CONNECTION(cmd, endpoint2, *state);
+ rsp_params = (struct dprc_rsp_get_connection *)cmd.params;
+ endpoint2->id = le32_to_cpu(rsp_params->ep2_id);
+ endpoint2->if_id = le16_to_cpu(rsp_params->ep2_interface_id);
+ *state = le32_to_cpu(rsp_params->state);
+ for (i = 0; i < 16; i++)
+ endpoint2->type[i] = rsp_params->ep2_type[i];
return 0;
}
-int dprc_get_api_version(struct fsl_mc_io *mc_io,
- u32 cmd_flags,
- u16 *major_ver,
- u16 *minor_ver)
+/**
+ * dprc_get_api_version - Get Data Path Resource Container API version
+ * @mc_io: Pointer to Mc portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @major_ver: Major version of Data Path Resource Container API
+ * @minor_ver: Minor version of Data Path Resource Container API
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dprc_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;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-29 08:25:14 +0000