diff options
Diffstat (limited to 'drivers/net/fsl-mc/dprc.c')
-rw-r--r-- | drivers/net/fsl-mc/dprc.c | 405 |
1 files changed, 179 insertions, 226 deletions
diff --git a/drivers/net/fsl-mc/dprc.c b/drivers/net/fsl-mc/dprc.c index e0a2865ab8..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); @@ -94,253 +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_reset_container(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - int child_container_id) -{ - struct mc_command cmd = { 0 }; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_RESET_CONT, - cmd_flags, - token); - DPRC_CMD_RESET_CONTAINER(cmd, child_container_id); - - /* send command to mc*/ - return mc_send_command(mc_io, &cmd); -} - -int dprc_get_attributes(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - struct dprc_attributes *attr) -{ - struct mc_command cmd = { 0 }; - int err; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_ATTR, - cmd_flags, - token); - - /* send command to mc*/ - err = mc_send_command(mc_io, &cmd); - if (err) - return err; - - /* retrieve response parameters */ - DPRC_RSP_GET_ATTRIBUTES(cmd, attr); - - return 0; -} - -int dprc_get_obj_count(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - int *obj_count) -{ - struct mc_command cmd = { 0 }; - int err; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_COUNT, - cmd_flags, - token); - - /* send command to mc*/ - err = mc_send_command(mc_io, &cmd); - if (err) - return err; - - /* retrieve response parameters */ - DPRC_RSP_GET_OBJ_COUNT(cmd, *obj_count); - - return 0; -} - -int dprc_get_obj(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - int obj_index, - struct dprc_obj_desc *obj_desc) -{ - struct mc_command cmd = { 0 }; - int err; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ, - cmd_flags, - token); - DPRC_CMD_GET_OBJ(cmd, obj_index); - - /* send command to mc*/ - err = mc_send_command(mc_io, &cmd); - if (err) - return err; - - /* retrieve response parameters */ - DPRC_RSP_GET_OBJ(cmd, obj_desc); - - return 0; -} - -int dprc_get_res_count(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - char *type, - int *res_count) -{ - struct mc_command cmd = { 0 }; - int err; - - *res_count = 0; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_RES_COUNT, - cmd_flags, - token); - DPRC_CMD_GET_RES_COUNT(cmd, type); - - /* send command to mc*/ - err = mc_send_command(mc_io, &cmd); - if (err) - return err; - - /* retrieve response parameters */ - DPRC_RSP_GET_RES_COUNT(cmd, *res_count); - - return 0; -} - -int dprc_get_res_ids(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - char *type, - struct dprc_res_ids_range_desc *range_desc) -{ - struct mc_command cmd = { 0 }; - int err; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_RES_IDS, - cmd_flags, - token); - DPRC_CMD_GET_RES_IDS(cmd, range_desc, type); - - /* send command to mc*/ - err = mc_send_command(mc_io, &cmd); - if (err) - return err; - - /* retrieve response parameters */ - DPRC_RSP_GET_RES_IDS(cmd, range_desc); - - return 0; -} - -int dprc_get_obj_region(struct fsl_mc_io *mc_io, - uint32_t cmd_flags, - uint16_t token, - char *obj_type, - int obj_id, - uint8_t region_index, - struct dprc_region_desc *region_desc) -{ - struct mc_command cmd = { 0 }; - int err; - - /* prepare command */ - cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_REG, - cmd_flags, - token); - DPRC_CMD_GET_OBJ_REGION(cmd, obj_type, obj_id, region_index); - - /* send command to mc*/ - err = mc_send_command(mc_io, &cmd); - if (err) - return err; - - /* retrieve response parameters */ - DPRC_RSP_GET_OBJ_REGION(cmd, region_desc); - - return 0; -} - -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); @@ -348,15 +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; |