#include <fsl_dpni.h>
#include <fsl_dpni_cmd.h>
-int dpni_prepare_key_cfg(const struct dpkg_profile_cfg *cfg,
- uint8_t *key_cfg_buf)
-{
- int i, j;
- int offset = 0;
- int param = 1;
- uint64_t *params = (uint64_t *)key_cfg_buf;
-
- if (!key_cfg_buf || !cfg)
- return -EINVAL;
-
- params[0] |= mc_enc(0, 8, cfg->num_extracts);
- params[0] = cpu_to_le64(params[0]);
-
- if (cfg->num_extracts >= DPKG_MAX_NUM_OF_EXTRACTS)
- return -EINVAL;
-
- for (i = 0; i < cfg->num_extracts; i++) {
- switch (cfg->extracts[i].type) {
- case DPKG_EXTRACT_FROM_HDR:
- params[param] |= mc_enc(0, 8,
- cfg->extracts[i].extract.from_hdr.prot);
- params[param] |= mc_enc(8, 4,
- cfg->extracts[i].extract.from_hdr.type);
- params[param] |= mc_enc(16, 8,
- cfg->extracts[i].extract.from_hdr.size);
- params[param] |= mc_enc(24, 8,
- cfg->extracts[i].extract.
- from_hdr.offset);
- params[param] |= mc_enc(32, 32,
- cfg->extracts[i].extract.
- from_hdr.field);
- params[param] = cpu_to_le64(params[param]);
- param++;
- params[param] |= mc_enc(0, 8,
- cfg->extracts[i].extract.
- from_hdr.hdr_index);
- break;
- case DPKG_EXTRACT_FROM_DATA:
- params[param] |= mc_enc(16, 8,
- cfg->extracts[i].extract.
- from_data.size);
- params[param] |= mc_enc(24, 8,
- cfg->extracts[i].extract.
- from_data.offset);
- params[param] = cpu_to_le64(params[param]);
- param++;
- break;
- case DPKG_EXTRACT_FROM_PARSE:
- params[param] |= mc_enc(16, 8,
- cfg->extracts[i].extract.
- from_parse.size);
- params[param] |= mc_enc(24, 8,
- cfg->extracts[i].extract.
- from_parse.offset);
- params[param] = cpu_to_le64(params[param]);
- param++;
- break;
- default:
- return -EINVAL;
- }
- params[param] |= mc_enc(
- 24, 8, cfg->extracts[i].num_of_byte_masks);
- params[param] |= mc_enc(32, 4, cfg->extracts[i].type);
- params[param] = cpu_to_le64(params[param]);
- param++;
- for (offset = 0, j = 0;
- j < DPKG_NUM_OF_MASKS;
- offset += 16, j++) {
- params[param] |= mc_enc(
- (offset), 8, cfg->extracts[i].masks[j].mask);
- params[param] |= mc_enc(
- (offset + 8), 8,
- cfg->extracts[i].masks[j].offset);
- }
- params[param] = cpu_to_le64(params[param]);
- param++;
- }
- return 0;
-}
-
+/**
+ * dpni_open() - Open a control session for the specified object
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @dpni_id: DPNI unique ID
+ * @token: Returned token; use in subsequent API calls
+ *
+ * This function can be used to open a control session for an
+ * already created object; an object may have been declared in
+ * the DPL or by calling the dpni_create() function.
+ * This function returns a unique authentication token,
+ * associated with the specific object ID and the specific MC
+ * portal; this token must be used in all subsequent commands for
+ * this specific object.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpni_id,
uint16_t *token)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_open *cmd_params;
+
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_OPEN,
cmd_flags,
0);
- DPNI_CMD_OPEN(cmd, dpni_id);
+ cmd_params = (struct dpni_cmd_open *)cmd.params;
+ cmd_params->dpni_id = cpu_to_le32(dpni_id);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
return err;
/* retrieve response parameters */
- *token = MC_CMD_HDR_READ_TOKEN(cmd.header);
+ *token = mc_cmd_hdr_read_token(&cmd);
return 0;
}
+/**
+ * dpni_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 DPNI 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 dpni_close(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
return mc_send_command(mc_io, &cmd);
}
-int dpni_create(struct fsl_mc_io *mc_io,
- uint16_t dprc_token,
- uint32_t cmd_flags,
- const struct dpni_cfg *cfg,
- uint32_t *obj_id)
+/**
+ * dpni_create() - Create the DPNI object
+ * @mc_io: Pointer to MC portal's I/O object
+ * @dprc_token: Parent container token; '0' for default container
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @cfg: Configuration structure
+ * @obj_id: Returned object id
+ *
+ * Create the DPNI object, allocate required resources and
+ * perform required initialization.
+ *
+ * The object can be created either by declaring it in the
+ * DPL file, or by calling this function.
+ *
+ * The function accepts an authentication token of a parent
+ * container that this object should be assigned to. The token
+ * can be '0' so the object will be assigned to the default container.
+ * The newly created object can be opened with the returned
+ * object id and using the container's associated tokens and MC portals.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_create(struct fsl_mc_io *mc_io,
+ uint16_t dprc_token,
+ uint32_t cmd_flags,
+ const struct dpni_cfg *cfg,
+ uint32_t *obj_id)
{
+ struct dpni_cmd_create *cmd_params;
struct mc_command cmd = { 0 };
int err;
cmd.header = mc_encode_cmd_header(DPNI_CMDID_CREATE,
cmd_flags,
dprc_token);
- DPNI_CMD_CREATE(cmd, cfg);
+ cmd_params = (struct dpni_cmd_create *)cmd.params;
+ cmd_params->options = cpu_to_le32(cfg->options);
+ cmd_params->num_queues = cfg->num_queues;
+ cmd_params->num_tcs = cfg->num_tcs;
+ cmd_params->mac_filter_entries = cfg->mac_filter_entries;
+ cmd_params->vlan_filter_entries = cfg->vlan_filter_entries;
+ cmd_params->qos_entries = cfg->qos_entries;
+ cmd_params->fs_entries = cpu_to_le16(cfg->fs_entries);
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
return err;
/* retrieve response parameters */
- CMD_CREATE_RSP_GET_OBJ_ID_PARAM0(cmd, *obj_id);
+ *obj_id = mc_cmd_read_object_id(&cmd);
return 0;
}
-int dpni_destroy(struct fsl_mc_io *mc_io,
- uint16_t dprc_token,
- uint32_t cmd_flags,
- uint32_t object_id)
+/**
+ * dpni_destroy() - Destroy the DPNI object and release all its resources.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @dprc_token: Parent container token; '0' for default container
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @object_id: The object id; it must be a valid id within the container that
+ * created this object;
+ *
+ * The function accepts the authentication token of the parent container that
+ * created the object (not the one that currently owns the object). The object
+ * is searched within parent using the provided 'object_id'.
+ * All tokens to the object must be closed before calling destroy.
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_destroy(struct fsl_mc_io *mc_io,
+ uint16_t dprc_token,
+ uint32_t cmd_flags,
+ uint32_t object_id)
{
+ struct dpni_cmd_destroy *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd_flags,
dprc_token);
/* set object id to destroy */
- CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, object_id);
+ cmd_params = (struct dpni_cmd_destroy *)cmd.params;
+ cmd_params->dpsw_id = cpu_to_le32(object_id);
+
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_set_pools() - Set buffer pools configuration
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Buffer pools configuration
+ *
+ * mandatory for DPNI operation
+ * warning:Allowed only when DPNI is disabled
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_pools(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_pools_cfg *cfg)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_pools *cmd_params;
+ int i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_POOLS,
cmd_flags,
token);
- DPNI_CMD_SET_POOLS(cmd, cfg);
+ cmd_params = (struct dpni_cmd_set_pools *)cmd.params;
+ cmd_params->num_dpbp = cfg->num_dpbp;
+ for (i = 0; i < DPNI_MAX_DPBP; i++) {
+ cmd_params->pool[i].dpbp_id =
+ cpu_to_le16(cfg->pools[i].dpbp_id);
+ cmd_params->pool[i].priority_mask =
+ cfg->pools[i].priority_mask;
+ cmd_params->buffer_size[i] =
+ cpu_to_le16(cfg->pools[i].buffer_size);
+ cmd_params->backup_pool_mask |=
+ DPNI_BACKUP_POOL(cfg->pools[i].backup_pool, i);
+ }
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_enable() - Enable the DPNI, allow sending and receiving frames.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_enable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_disable() - Disable the DPNI, stop sending and receiving frames.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_disable(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_is_enabled() - Check if the DPNI is enabled.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @en: Returns '1' if object is enabled; '0' otherwise
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_is_enabled(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int *en)
{
struct mc_command cmd = { 0 };
+ struct dpni_rsp_is_enabled *rsp_params;
int err;
+
/* prepare command */
- cmd.header = mc_encode_cmd_header(DPNI_CMDID_IS_ENABLED, cmd_flags,
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_IS_ENABLED,
+ cmd_flags,
token);
/* send command to mc*/
return err;
/* retrieve response parameters */
- DPNI_RSP_IS_ENABLED(cmd, *en);
+ rsp_params = (struct dpni_rsp_is_enabled *)cmd.params;
+ *en = dpni_get_field(rsp_params->enabled, ENABLE);
return 0;
}
+/**
+ * dpni_reset() - Reset the DPNI, returns the object to initial state.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_reset(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_set_irq_enable() - Set overall interrupt state.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @irq_index: The interrupt index to configure
+ * @en: Interrupt state: - enable = 1, disable = 0
+ *
+ * Allows GPP software to control when interrupts are generated.
+ * Each interrupt can have up to 32 causes. The enable/disable control's the
+ * overall interrupt state. if the interrupt is disabled no causes will cause
+ * an interrupt.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_set_irq_enable(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t irq_index,
+ uint8_t en)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_irq_enable *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_IRQ_ENABLE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_irq_enable *)cmd.params;
+ dpni_set_field(cmd_params->enable, ENABLE, en);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_irq_enable() - Get overall interrupt state
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @irq_index: The interrupt index to configure
+ * @en: Returned interrupt state - enable = 1, disable = 0
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_irq_enable(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t irq_index,
+ uint8_t *en)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_irq_enable *cmd_params;
+ struct dpni_rsp_get_irq_enable *rsp_params;
+
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_IRQ_ENABLE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_get_irq_enable *)cmd.params;
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpni_rsp_get_irq_enable *)cmd.params;
+ *en = dpni_get_field(rsp_params->enabled, ENABLE);
+
+ return 0;
+}
+
+/**
+ * dpni_set_irq_mask() - Set interrupt mask.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @irq_index: The interrupt index to configure
+ * @mask: Event mask to trigger interrupt;
+ * each bit:
+ * 0 = ignore event
+ * 1 = consider event for asserting IRQ
+ *
+ * Every interrupt can have up to 32 causes and the interrupt model supports
+ * masking/unmasking each cause independently
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_set_irq_mask(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t irq_index,
+ uint32_t mask)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_irq_mask *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_IRQ_MASK,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_irq_mask *)cmd.params;
+ cmd_params->mask = cpu_to_le32(mask);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_irq_mask() - Get interrupt mask.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @irq_index: The interrupt index to configure
+ * @mask: Returned event mask to trigger interrupt
+ *
+ * Every interrupt can have up to 32 causes and the interrupt model supports
+ * masking/unmasking each cause independently
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_irq_mask(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t irq_index,
+ uint32_t *mask)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_irq_mask *cmd_params;
+ struct dpni_rsp_get_irq_mask *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_IRQ_MASK,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_get_irq_mask *)cmd.params;
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpni_rsp_get_irq_mask *)cmd.params;
+ *mask = le32_to_cpu(rsp_params->mask);
+
+ return 0;
+}
+
+/**
+ * dpni_get_irq_status() - Get the current status of any pending interrupts.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @irq_index: The interrupt index to configure
+ * @status: Returned interrupts status - one bit per cause:
+ * 0 = no interrupt pending
+ * 1 = interrupt pending
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_irq_status(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t irq_index,
+ uint32_t *status)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_irq_status *cmd_params;
+ struct dpni_rsp_get_irq_status *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_IRQ_STATUS,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_get_irq_status *)cmd.params;
+ cmd_params->status = cpu_to_le32(*status);
+ cmd_params->irq_index = irq_index;
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpni_rsp_get_irq_status *)cmd.params;
+ *status = le32_to_cpu(rsp_params->status);
+
+ return 0;
+}
+
+/**
+ * dpni_clear_irq_status() - Clear a pending interrupt's status
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @irq_index: The interrupt index to configure
+ * @status: bits to clear (W1C) - one bit per cause:
+ * 0 = don't change
+ * 1 = clear status bit
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_clear_irq_status(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t irq_index,
+ uint32_t status)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_cmd_clear_irq_status *cmd_params;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLEAR_IRQ_STATUS,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_clear_irq_status *)cmd.params;
+ cmd_params->irq_index = irq_index;
+ cmd_params->status = cpu_to_le32(status);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_attributes() - Retrieve DPNI attributes.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @attr: Object's attributes
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_attributes(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpni_attr *attr)
{
struct mc_command cmd = { 0 };
+ struct dpni_rsp_get_attr *rsp_params;
+
int err;
/* prepare command */
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_ATTR(cmd, attr);
+ rsp_params = (struct dpni_rsp_get_attr *)cmd.params;
+ attr->options = le32_to_cpu(rsp_params->options);
+ attr->num_queues = rsp_params->num_queues;
+ attr->num_rx_tcs = rsp_params->num_rx_tcs;
+ attr->num_tx_tcs = rsp_params->num_tx_tcs;
+ attr->mac_filter_entries = rsp_params->mac_filter_entries;
+ attr->vlan_filter_entries = rsp_params->vlan_filter_entries;
+ attr->qos_entries = rsp_params->qos_entries;
+ attr->fs_entries = le16_to_cpu(rsp_params->fs_entries);
+ attr->qos_key_size = rsp_params->qos_key_size;
+ attr->fs_key_size = rsp_params->fs_key_size;
+ attr->wriop_version = le16_to_cpu(rsp_params->wriop_version);
return 0;
}
+/**
+ * dpni_set_errors_behavior() - Set errors behavior
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Errors configuration
+ *
+ * This function may be called numerous times with different
+ * error masks
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_errors_behavior(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
- struct dpni_error_cfg *cfg)
+ struct dpni_error_cfg *cfg)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_errors_behavior *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_ERRORS_BEHAVIOR,
cmd_flags,
token);
- DPNI_CMD_SET_ERRORS_BEHAVIOR(cmd, cfg);
+ cmd_params = (struct dpni_cmd_set_errors_behavior *)cmd.params;
+ cmd_params->errors = cpu_to_le32(cfg->errors);
+ dpni_set_field(cmd_params->flags, ERROR_ACTION, cfg->error_action);
+ dpni_set_field(cmd_params->flags, FRAME_ANN, cfg->set_frame_annotation);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_buffer_layout() - Retrieve buffer layout attributes.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue to retrieve configuration for
+ * @layout: Returns buffer layout attributes
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_buffer_layout(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpni_buffer_layout *layout)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_buffer_layout *cmd_params;
+ struct dpni_rsp_get_buffer_layout *rsp_params;
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_BUFFER_LAYOUT,
cmd_flags,
token);
- DPNI_CMD_GET_BUFFER_LAYOUT(cmd, qtype);
+ cmd_params = (struct dpni_cmd_get_buffer_layout *)cmd.params;
+ cmd_params->qtype = qtype;
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_BUFFER_LAYOUT(cmd, layout);
+ rsp_params = (struct dpni_rsp_get_buffer_layout *)cmd.params;
+ layout->pass_timestamp = dpni_get_field(rsp_params->flags, PASS_TS);
+ layout->pass_parser_result = dpni_get_field(rsp_params->flags, PASS_PR);
+ layout->pass_frame_status = dpni_get_field(rsp_params->flags, PASS_FS);
+ layout->private_data_size = le16_to_cpu(rsp_params->private_data_size);
+ layout->data_align = le16_to_cpu(rsp_params->data_align);
+ layout->data_head_room = le16_to_cpu(rsp_params->head_room);
+ layout->data_tail_room = le16_to_cpu(rsp_params->tail_room);
return 0;
}
+/**
+ * dpni_set_buffer_layout() - Set buffer layout configuration.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue this configuration applies to
+ * @layout: Buffer layout configuration
+ *
+ * Return: '0' on Success; Error code otherwise.
+ *
+ * @warning Allowed only when DPNI is disabled
+ */
int dpni_set_buffer_layout(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
- uint16_t token,
- enum dpni_queue_type qtype,
- const struct dpni_buffer_layout *layout)
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ const struct dpni_buffer_layout *layout)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_buffer_layout *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_BUFFER_LAYOUT,
cmd_flags,
token);
- DPNI_CMD_SET_BUFFER_LAYOUT(cmd, qtype, layout);
+ cmd_params = (struct dpni_cmd_set_buffer_layout *)cmd.params;
+ cmd_params->qtype = qtype;
+ cmd_params->options = cpu_to_le16(layout->options);
+ dpni_set_field(cmd_params->flags, PASS_TS, layout->pass_timestamp);
+ dpni_set_field(cmd_params->flags, PASS_PR, layout->pass_parser_result);
+ dpni_set_field(cmd_params->flags, PASS_FS, layout->pass_frame_status);
+ cmd_params->private_data_size = cpu_to_le16(layout->private_data_size);
+ cmd_params->data_align = cpu_to_le16(layout->data_align);
+ cmd_params->head_room = cpu_to_le16(layout->data_head_room);
+ cmd_params->tail_room = cpu_to_le16(layout->data_tail_room);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_set_offload() - Set DPNI offload configuration.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @type: Type of DPNI offload
+ * @config: Offload configuration.
+ * For checksum offloads, non-zero value enables the offload
+ *
+ * Return: '0' on Success; Error code otherwise.
+ *
+ * @warning Allowed only when DPNI is disabled
+ */
+
int dpni_set_offload(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint32_t config)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_offload *cmd_params;
- /* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_OFFLOAD,
cmd_flags,
token);
- DPNI_CMD_SET_OFFLOAD(cmd, type, config);
+ cmd_params = (struct dpni_cmd_set_offload *)cmd.params;
+ cmd_params->dpni_offload = type;
+ cmd_params->config = cpu_to_le32(config);
- /* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_offload() - Get DPNI offload configuration.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @type: Type of DPNI offload
+ * @config: Offload configuration.
+ * For checksum offloads, a value of 1 indicates that the
+ * offload is enabled.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ *
+ * @warning Allowed only when DPNI is disabled
+ */
int dpni_get_offload(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint32_t *config)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_offload *cmd_params;
+ struct dpni_rsp_get_offload *rsp_params;
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_OFFLOAD,
cmd_flags,
token);
- DPNI_CMD_GET_OFFLOAD(cmd, type);
+ cmd_params = (struct dpni_cmd_get_offload *)cmd.params;
+ cmd_params->dpni_offload = type;
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_OFFLOAD(cmd, *config);
+ rsp_params = (struct dpni_rsp_get_offload *)cmd.params;
+ *config = le32_to_cpu(rsp_params->config);
return 0;
}
+/**
+ * dpni_get_qdid() - Get the Queuing Destination ID (QDID) that should be used
+ * for enqueue operations
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue to receive QDID for
+ * @qdid: Returned virtual QDID value that should be used as an argument
+ * in all enqueue operations
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_qdid(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t *qdid)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_qdid *cmd_params;
+ struct dpni_rsp_get_qdid *rsp_params;
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QDID,
cmd_flags,
token);
- DPNI_CMD_GET_QDID(cmd, qtype);
+ cmd_params = (struct dpni_cmd_get_qdid *)cmd.params;
+ cmd_params->qtype = qtype;
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_QDID(cmd, *qdid);
+ rsp_params = (struct dpni_rsp_get_qdid *)cmd.params;
+ *qdid = le16_to_cpu(rsp_params->qdid);
return 0;
}
+/**
+ * dpni_get_tx_data_offset() - Get the Tx data offset (from start of buffer)
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @data_offset: Tx data offset (from start of buffer)
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_get_tx_data_offset(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint16_t *data_offset)
+{
+ struct mc_command cmd = { 0 };
+ struct dpni_rsp_get_tx_data_offset *rsp_params;
+ int err;
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TX_DATA_OFFSET,
+ cmd_flags,
+ token);
+
+ /* send command to mc*/
+ err = mc_send_command(mc_io, &cmd);
+ if (err)
+ return err;
+
+ /* retrieve response parameters */
+ rsp_params = (struct dpni_rsp_get_tx_data_offset *)cmd.params;
+ *data_offset = le16_to_cpu(rsp_params->data_offset);
+
+ return 0;
+}
+
+/**
+ * dpni_set_link_cfg() - set the link configuration.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cfg: Link configuration
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_link_cfg(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_link_cfg *cfg)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_link_cfg *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_LINK_CFG,
cmd_flags,
token);
- DPNI_CMD_SET_LINK_CFG(cmd, cfg);
+ cmd_params = (struct dpni_cmd_set_link_cfg *)cmd.params;
+ cmd_params->rate = cpu_to_le32(cfg->rate);
+ cmd_params->options = cpu_to_le64(cfg->options);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_link_state() - Return the link state (either up or down)
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @state: Returned link state;
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_link_state(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
struct dpni_link_state *state)
{
struct mc_command cmd = { 0 };
+ struct dpni_rsp_get_link_state *rsp_params;
int err;
/* prepare command */
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_LINK_STATE(cmd, state);
+ rsp_params = (struct dpni_rsp_get_link_state *)cmd.params;
+ state->up = dpni_get_field(rsp_params->flags, LINK_STATE);
+ state->rate = le32_to_cpu(rsp_params->rate);
+ state->options = le64_to_cpu(rsp_params->options);
return 0;
}
+/**
+ * dpni_set_max_frame_length() - Set the maximum received frame length.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @max_frame_length: Maximum received frame length (in bytes);
+ * frame is discarded if its length exceeds this value
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_max_frame_length(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t max_frame_length)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_max_frame_length *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_MAX_FRAME_LENGTH,
cmd_flags,
token);
- DPNI_CMD_SET_MAX_FRAME_LENGTH(cmd, max_frame_length);
+ cmd_params = (struct dpni_cmd_set_max_frame_length *)cmd.params;
+ cmd_params->max_frame_length = cpu_to_le16(max_frame_length);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_max_frame_length() - Get the maximum received frame length.
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @max_frame_length: Maximum received frame length (in bytes);
+ * frame is discarded if its length exceeds this value
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_max_frame_length(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t *max_frame_length)
{
struct mc_command cmd = { 0 };
+ struct dpni_rsp_get_max_frame_length *rsp_params;
int err;
/* prepare command */
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_MAX_FRAME_LENGTH(cmd, *max_frame_length);
+ rsp_params = (struct dpni_rsp_get_max_frame_length *)cmd.params;
+ *max_frame_length = le16_to_cpu(rsp_params->max_frame_length);
return 0;
}
+/**
+ * dpni_set_multicast_promisc() - Enable/disable multicast promiscuous mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @en: Set to '1' to enable; '0' to disable
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_multicast_promisc(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int en)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_multicast_promisc *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_MCAST_PROMISC,
cmd_flags,
token);
- DPNI_CMD_SET_MULTICAST_PROMISC(cmd, en);
+ cmd_params = (struct dpni_cmd_set_multicast_promisc *)cmd.params;
+ dpni_set_field(cmd_params->enable, ENABLE, en);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_multicast_promisc() - Get multicast promiscuous mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @en: Returns '1' if enabled; '0' otherwise
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_multicast_promisc(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int *en)
{
struct mc_command cmd = { 0 };
+ struct dpni_rsp_get_multicast_promisc *rsp_params;
int err;
/* prepare command */
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_MULTICAST_PROMISC(cmd, *en);
+ rsp_params = (struct dpni_rsp_get_multicast_promisc *)cmd.params;
+ *en = dpni_get_field(rsp_params->enabled, ENABLE);
return 0;
}
+/**
+ * dpni_set_unicast_promisc() - Enable/disable unicast promiscuous mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @en: Set to '1' to enable; '0' to disable
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_unicast_promisc(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int en)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_unicast_promisc *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_UNICAST_PROMISC,
cmd_flags,
token);
- DPNI_CMD_SET_UNICAST_PROMISC(cmd, en);
+ cmd_params = (struct dpni_cmd_set_unicast_promisc *)cmd.params;
+ dpni_set_field(cmd_params->enable, ENABLE, en);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_unicast_promisc() - Get unicast promiscuous mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @en: Returns '1' if enabled; '0' otherwise
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_unicast_promisc(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int *en)
{
struct mc_command cmd = { 0 };
+ struct dpni_rsp_get_unicast_promisc *rsp_params;
int err;
/* prepare command */
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_UNICAST_PROMISC(cmd, *en);
+ rsp_params = (struct dpni_rsp_get_unicast_promisc *)cmd.params;
+ *en = dpni_get_field(rsp_params->enabled, ENABLE);
return 0;
}
+/**
+ * dpni_set_primary_mac_addr() - Set the primary MAC address
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @mac_addr: MAC address to set as primary address
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_primary_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const uint8_t mac_addr[6])
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_primary_mac_addr *cmd_params;
+ int i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_PRIM_MAC,
cmd_flags,
token);
- DPNI_CMD_SET_PRIMARY_MAC_ADDR(cmd, mac_addr);
+ cmd_params = (struct dpni_cmd_set_primary_mac_addr *)cmd.params;
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = mac_addr[5 - i];
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_primary_mac_addr() - Get the primary MAC address
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @mac_addr: Returned MAC address
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_primary_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t mac_addr[6])
{
struct mc_command cmd = { 0 };
- int err;
+ struct dpni_rsp_get_primary_mac_addr *rsp_params;
+ int i, err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_PRIM_MAC,
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_PRIMARY_MAC_ADDR(cmd, mac_addr);
+ rsp_params = (struct dpni_rsp_get_primary_mac_addr *)cmd.params;
+ for (i = 0; i < 6; i++)
+ mac_addr[5 - i] = rsp_params->mac_addr[i];
return 0;
}
+/**
+ * dpni_add_mac_addr() - Add MAC address filter
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @mac_addr: MAC address to add
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_add_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const uint8_t mac_addr[6])
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_add_mac_addr *cmd_params;
+ int i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_MAC_ADDR,
cmd_flags,
token);
- DPNI_CMD_ADD_MAC_ADDR(cmd, mac_addr);
+ cmd_params = (struct dpni_cmd_add_mac_addr *)cmd.params;
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = mac_addr[5 - i];
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_remove_mac_addr() - Remove MAC address filter
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @mac_addr: MAC address to remove
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_remove_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const uint8_t mac_addr[6])
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_remove_mac_addr *cmd_params;
+ int i;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_MAC_ADDR,
cmd_flags,
token);
- DPNI_CMD_REMOVE_MAC_ADDR(cmd, mac_addr);
+ cmd_params = (struct dpni_cmd_remove_mac_addr *)cmd.params;
+ for (i = 0; i < 6; i++)
+ cmd_params->mac_addr[i] = mac_addr[5 - i];
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_clear_mac_filters() - Clear all unicast and/or multicast MAC filters
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @unicast: Set to '1' to clear unicast addresses
+ * @multicast: Set to '1' to clear multicast addresses
+ *
+ * The primary MAC address is not cleared by this operation.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_clear_mac_filters(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
int multicast)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_clear_mac_filters *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_CLR_MAC_FILTERS,
cmd_flags,
token);
- DPNI_CMD_CLEAR_MAC_FILTERS(cmd, unicast, multicast);
+ cmd_params = (struct dpni_cmd_clear_mac_filters *)cmd.params;
+ dpni_set_field(cmd_params->flags, UNICAST_FILTERS, unicast);
+ dpni_set_field(cmd_params->flags, MULTICAST_FILTERS, multicast);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_port_mac_addr() - Retrieve MAC address associated to the physical
+ * port the DPNI is attached to
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @mac_addr: MAC address of the physical port, if any, otherwise 0
+ *
+ * The primary MAC address is not cleared by this operation.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_port_mac_addr(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t mac_addr[6])
{
struct mc_command cmd = { 0 };
- int err;
+ struct dpni_rsp_get_port_mac_addr *rsp_params;
+ int i, err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_PORT_MAC_ADDR,
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_PORT_MAC_ADDR(cmd, mac_addr);
+ rsp_params = (struct dpni_rsp_get_port_mac_addr *)cmd.params;
+ for (i = 0; i < 6; i++)
+ mac_addr[5 - i] = rsp_params->mac_addr[i];
return 0;
}
+/**
+ * dpni_enable_vlan_filter() - Enable/disable VLAN filtering mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @en: Set to '1' to enable; '0' to disable
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_enable_vlan_filter(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
- uint16_t token,
- int en)
+ uint16_t token,
+ int en)
{
+ struct dpni_cmd_enable_vlan_filter *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE_VLAN_FILTER,
cmd_flags,
token);
- DPNI_CMD_ENABLE_VLAN_FILTER(cmd, en);
+ cmd_params = (struct dpni_cmd_enable_vlan_filter *)cmd.params;
+ dpni_set_field(cmd_params->en, ENABLE, en);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_add_vlan_id() - Add VLAN ID filter
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @vlan_id: VLAN ID to add
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_add_vlan_id(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t vlan_id)
{
+ struct dpni_cmd_vlan_id *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_ADD_VLAN_ID,
cmd_flags,
token);
- DPNI_CMD_ADD_VLAN_ID(cmd, vlan_id);
+ cmd_params = (struct dpni_cmd_vlan_id *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_remove_vlan_id() - Remove VLAN ID filter
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @vlan_id: VLAN ID to remove
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_remove_vlan_id(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint16_t vlan_id)
{
+ struct dpni_cmd_vlan_id *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_REMOVE_VLAN_ID,
cmd_flags,
token);
- DPNI_CMD_REMOVE_VLAN_ID(cmd, vlan_id);
+ cmd_params = (struct dpni_cmd_vlan_id *)cmd.params;
+ cmd_params->vlan_id = cpu_to_le16(vlan_id);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_clear_vlan_filters() - Clear all VLAN filters
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_clear_vlan_filters(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_set_rx_tc_dist() - Set Rx traffic class distribution configuration
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @tc_id: Traffic class selection (0-7)
+ * @cfg: Traffic class distribution configuration
+ *
+ * warning: if 'dist_mode != DPNI_DIST_MODE_NONE', call dpkg_prepare_key_cfg()
+ * first to prepare the key_cfg_iova parameter
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
int dpni_set_rx_tc_dist(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
const struct dpni_rx_tc_dist_cfg *cfg)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_rx_tc_dist *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_RX_TC_DIST,
cmd_flags,
token);
- DPNI_CMD_SET_RX_TC_DIST(cmd, tc_id, cfg);
+ cmd_params = (struct dpni_cmd_set_rx_tc_dist *)cmd.params;
+ cmd_params->dist_size = cpu_to_le16(cfg->dist_size);
+ cmd_params->tc_id = tc_id;
+ cmd_params->default_flow_id = cpu_to_le16(cfg->fs_cfg.default_flow_id);
+ cmd_params->key_cfg_iova = cpu_to_le64(cfg->key_cfg_iova);
+ dpni_set_field(cmd_params->flags,
+ DIST_MODE,
+ cfg->dist_mode);
+ dpni_set_field(cmd_params->flags,
+ MISS_ACTION,
+ cfg->fs_cfg.miss_action);
+ dpni_set_field(cmd_params->keep_hash_key,
+ KEEP_HASH_KEY,
+ cfg->fs_cfg.keep_hash_key);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
-int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- enum dpni_confirmation_mode mode)
+/**
+ * dpni_set_tx_confirmation_mode() - Tx confirmation mode
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @mode: Tx confirmation mode
+ *
+ * This function is useful only when 'DPNI_OPT_TX_CONF_DISABLED' is not
+ * selected at DPNI creation.
+ * Calling this function with 'mode' set to DPNI_CONF_DISABLE disables all
+ * transmit confirmation (including the private confirmation queues), regardless
+ * of previous settings; Note that in this case, Tx error frames are still
+ * enqueued to the general transmit errors queue.
+ * Calling this function with 'mode' set to DPNI_CONF_SINGLE switches all
+ * Tx confirmations to a shared Tx conf queue. 'index' field in dpni_get_queue
+ * command will be ignored.
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_set_tx_confirmation_mode(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_confirmation_mode mode)
{
+ struct dpni_tx_confirmation_mode *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TX_CONFIRMATION_MODE,
cmd_flags,
token);
- DPNI_CMD_SET_TX_CONFIRMATION_MODE(cmd, mode);
+ cmd_params = (struct dpni_tx_confirmation_mode *)cmd.params;
+ cmd_params->confirmation_mode = mode;
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
-int dpni_set_congestion_notification(
- struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- enum dpni_queue_type qtype,
- uint8_t tc_id,
+/**
+ * dpni_set_congestion_notification() - Set traffic class congestion
+ * notification configuration
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue - Rx, Tx and Tx confirm types are supported
+ * @tc_id: Traffic class selection (0-7)
+ * @cfg: congestion notification configuration
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_set_congestion_notification(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_queue_type qtype,
+ uint8_t tc_id,
const struct dpni_congestion_notification_cfg *cfg)
{
+ struct dpni_cmd_set_congestion_notification *cmd_params;
struct mc_command cmd = { 0 };
/* prepare command */
cmd.header = mc_encode_cmd_header(
- DPNI_CMDID_SET_CONGESTION_NOTIFICATION,
- cmd_flags,
- token);
- DPNI_CMD_SET_CONGESTION_NOTIFICATION(cmd, qtype, tc_id, cfg);
+ DPNI_CMDID_SET_CONGESTION_NOTIFICATION,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_set_congestion_notification *)cmd.params;
+ cmd_params->qtype = qtype;
+ cmd_params->tc = tc_id;
+ cmd_params->dest_id = cpu_to_le32(cfg->dest_cfg.dest_id);
+ cmd_params->notification_mode = cpu_to_le16(cfg->notification_mode);
+ cmd_params->dest_priority = cfg->dest_cfg.priority;
+ cmd_params->message_iova = cpu_to_le64(cfg->message_iova);
+ cmd_params->message_ctx = cpu_to_le64(cfg->message_ctx);
+ cmd_params->threshold_entry = cpu_to_le32(cfg->threshold_entry);
+ cmd_params->threshold_exit = cpu_to_le32(cfg->threshold_exit);
+ dpni_set_field(cmd_params->type_units,
+ DEST_TYPE,
+ cfg->dest_cfg.dest_type);
+ dpni_set_field(cmd_params->type_units,
+ CONG_UNITS,
+ cfg->units);
/* send command to mc*/
return mc_send_command(mc_io, &cmd);
}
-int dpni_get_congestion_notification(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
+/**
+ * dpni_get_congestion_notification() - Get traffic class congestion
+ * notification configuration
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue - Rx, Tx and Tx confirm types are supported
+ * @tc_id: Traffic class selection (0-7)
+ * @cfg: congestion notification configuration
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_get_congestion_notification(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
enum dpni_queue_type qtype,
- uint8_t tc_id,
+ uint8_t tc_id,
struct dpni_congestion_notification_cfg *cfg)
{
+ struct dpni_rsp_get_congestion_notification *rsp_params;
+ struct dpni_cmd_get_congestion_notification *cmd_params;
struct mc_command cmd = { 0 };
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(
- DPNI_CMDID_GET_CONGESTION_NOTIFICATION,
- cmd_flags,
- token);
- DPNI_CMD_GET_CONGESTION_NOTIFICATION(cmd, qtype, tc_id);
+ DPNI_CMDID_GET_CONGESTION_NOTIFICATION,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_cmd_get_congestion_notification *)cmd.params;
+ cmd_params->qtype = qtype;
+ cmd_params->tc = tc_id;
/* send command to mc*/
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
- DPNI_RSP_GET_CONGESTION_NOTIFICATION(cmd, cfg);
+ rsp_params = (struct dpni_rsp_get_congestion_notification *)cmd.params;
+ cfg->units = dpni_get_field(rsp_params->type_units, CONG_UNITS);
+ cfg->threshold_entry = le32_to_cpu(rsp_params->threshold_entry);
+ cfg->threshold_exit = le32_to_cpu(rsp_params->threshold_exit);
+ cfg->message_ctx = le64_to_cpu(rsp_params->message_ctx);
+ cfg->message_iova = le64_to_cpu(rsp_params->message_iova);
+ cfg->notification_mode = le16_to_cpu(rsp_params->notification_mode);
+ cfg->dest_cfg.dest_id = le32_to_cpu(rsp_params->dest_id);
+ cfg->dest_cfg.priority = rsp_params->dest_priority;
+ cfg->dest_cfg.dest_type = dpni_get_field(rsp_params->type_units,
+ DEST_TYPE);
return 0;
}
+/**
+ * dpni_get_api_version() - Get Data Path Network Interface 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 network interface API
+ * @minor_ver: Minor version of data path network interface API
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_api_version(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
- uint16_t *major_ver,
- uint16_t *minor_ver)
+ uint16_t *major_ver,
+ uint16_t *minor_ver)
{
+ struct dpni_rsp_get_api_version *rsp_params;
struct mc_command cmd = { 0 };
int err;
if (err)
return err;
- DPNI_RSP_GET_API_VERSION(cmd, *major_ver, *minor_ver);
+ rsp_params = (struct dpni_rsp_get_api_version *)cmd.params;
+ *major_ver = le16_to_cpu(rsp_params->major);
+ *minor_ver = le16_to_cpu(rsp_params->minor);
return 0;
}
+/**
+ * dpni_set_queue() - Set queue parameters
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue - all queue types are supported, although
+ * the command is ignored for Tx
+ * @tc: Traffic class, in range 0 to NUM_TCS - 1
+ * @index: Selects the specific queue out of the set allocated for the
+ * same TC. Value must be in range 0 to NUM_QUEUES - 1
+ * @options: A combination of DPNI_QUEUE_OPT_ values that control what
+ * configuration options are set on the queue
+ * @queue: Queue structure
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_queue(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
- uint16_t token,
+ uint16_t token,
enum dpni_queue_type qtype,
- uint8_t tc,
- uint8_t index,
+ uint8_t tc,
+ uint8_t index,
uint8_t options,
- const struct dpni_queue *queue)
+ const struct dpni_queue *queue)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_queue *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_QUEUE,
cmd_flags,
token);
- DPNI_CMD_SET_QUEUE(cmd, qtype, tc, index, options, queue);
-
- /* send command to mc*/
+ cmd_params = (struct dpni_cmd_set_queue *)cmd.params;
+ cmd_params->qtype = qtype;
+ cmd_params->tc = tc;
+ cmd_params->index = index;
+ cmd_params->options = options;
+ cmd_params->dest_id = cpu_to_le32(queue->destination.id);
+ cmd_params->dest_prio = queue->destination.priority;
+ dpni_set_field(cmd_params->flags, DEST_TYPE, queue->destination.type);
+ dpni_set_field(cmd_params->flags, STASH_CTRL, queue->flc.stash_control);
+ dpni_set_field(cmd_params->flags, HOLD_ACTIVE,
+ queue->destination.hold_active);
+ cmd_params->flc = cpu_to_le64(queue->flc.value);
+ cmd_params->user_context = cpu_to_le64(queue->user_context);
+
+ /* send command to mc */
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_queue() - Get queue parameters
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @qtype: Type of queue - all queue types are supported
+ * @tc: Traffic class, in range 0 to NUM_TCS - 1
+ * @index: Selects the specific queue out of the set allocated for the
+ * same TC. Value must be in range 0 to NUM_QUEUES - 1
+ * @queue: Queue configuration structure
+ * @qid: Queue identification
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_queue(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
- uint16_t token,
+ uint16_t token,
enum dpni_queue_type qtype,
- uint8_t tc,
- uint8_t index,
+ uint8_t tc,
+ uint8_t index,
struct dpni_queue *queue,
struct dpni_queue_id *qid)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_queue *cmd_params;
+ struct dpni_rsp_get_queue *rsp_params;
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_QUEUE,
cmd_flags,
token);
- DPNI_CMD_GET_QUEUE(cmd, qtype, tc, index);
+ cmd_params = (struct dpni_cmd_get_queue *)cmd.params;
+ cmd_params->qtype = qtype;
+ cmd_params->tc = tc;
+ cmd_params->index = index;
- /* send command to mc*/
+ /* send command to mc */
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_QUEUE(cmd, queue, qid);
+ rsp_params = (struct dpni_rsp_get_queue *)cmd.params;
+ queue->destination.id = le32_to_cpu(rsp_params->dest_id);
+ queue->destination.priority = rsp_params->dest_prio;
+ queue->destination.type = dpni_get_field(rsp_params->flags,
+ DEST_TYPE);
+ queue->flc.stash_control = dpni_get_field(rsp_params->flags,
+ STASH_CTRL);
+ queue->destination.hold_active = dpni_get_field(rsp_params->flags,
+ HOLD_ACTIVE);
+ queue->flc.value = le64_to_cpu(rsp_params->flc);
+ queue->user_context = le64_to_cpu(rsp_params->user_context);
+ qid->fqid = le32_to_cpu(rsp_params->fqid);
+ qid->qdbin = le16_to_cpu(rsp_params->qdbin);
return 0;
}
+/**
+ * dpni_get_statistics() - Get DPNI statistics
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @page: Selects the statistics page to retrieve, see
+ * DPNI_GET_STATISTICS output. Pages are numbered 0 to 2.
+ * @param: Custom parameter for some pages used to select
+ * a certain statistic source, for example the TC.
+ * @stat: Structure containing the statistics
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_statistics(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
uint8_t page,
+ uint8_t param,
union dpni_statistics *stat)
{
struct mc_command cmd = { 0 };
- int err;
+ struct dpni_cmd_get_statistics *cmd_params;
+ struct dpni_rsp_get_statistics *rsp_params;
+ int i, err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_STATISTICS,
cmd_flags,
token);
- DPNI_CMD_GET_STATISTICS(cmd, page);
+ cmd_params = (struct dpni_cmd_get_statistics *)cmd.params;
+ cmd_params->page_number = page;
+ cmd_params->param = param;
- /* send command to mc*/
+ /* send command to mc */
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_STATISTICS(cmd, stat);
+ rsp_params = (struct dpni_rsp_get_statistics *)cmd.params;
+ for (i = 0; i < DPNI_STATISTICS_CNT; i++)
+ stat->raw.counter[i] = le64_to_cpu(rsp_params->counter[i]);
return 0;
}
+/**
+ * dpni_reset_statistics() - Clears DPNI statistics
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_reset_statistics(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token)
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_set_taildrop() - Set taildrop per queue or TC
+ *
+ * Setting a per-TC taildrop (cg_point = DPNI_CP_GROUP) will reset any current
+ * congestion notification or early drop (WRED) configuration previously applied
+ * to the same TC.
+ *
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cg_point: Congestion point, DPNI_CP_QUEUE is only supported in
+ * combination with DPNI_QUEUE_RX.
+ * @q_type: Queue type, can be DPNI_QUEUE_RX or DPNI_QUEUE_TX.
+ * @tc: Traffic class to apply this taildrop to
+ * @q_index: Index of the queue if the DPNI supports multiple queues for
+ * traffic distribution.
+ * Ignored if CONGESTION_POINT is not DPNI_CP_QUEUE.
+ * @taildrop: Taildrop structure
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_set_taildrop(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t token,
enum dpni_congestion_point cg_point,
- enum dpni_queue_type q_type,
+ enum dpni_queue_type qtype,
uint8_t tc,
- uint8_t q_index,
+ uint8_t index,
struct dpni_taildrop *taildrop)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_set_taildrop *cmd_params;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_SET_TAILDROP,
cmd_flags,
token);
- DPNI_CMD_SET_TAILDROP(cmd, cg_point, q_type, tc, q_index, taildrop);
-
- /* send command to mc*/
+ cmd_params = (struct dpni_cmd_set_taildrop *)cmd.params;
+ cmd_params->congestion_point = cg_point;
+ cmd_params->qtype = qtype;
+ cmd_params->tc = tc;
+ cmd_params->index = index;
+ cmd_params->units = taildrop->units;
+ cmd_params->threshold = cpu_to_le32(taildrop->threshold);
+ dpni_set_field(cmd_params->enable_oal_lo, ENABLE, taildrop->enable);
+ dpni_set_field(cmd_params->enable_oal_lo, OAL_LO, taildrop->oal);
+ dpni_set_field(cmd_params->oal_hi,
+ OAL_HI,
+ taildrop->oal >> DPNI_OAL_LO_SIZE);
+
+ /* send command to mc */
return mc_send_command(mc_io, &cmd);
}
+/**
+ * dpni_get_taildrop() - Get taildrop information
+ * @mc_io: Pointer to MC portal's I/O object
+ * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
+ * @token: Token of DPNI object
+ * @cg_point: Congestion point
+ * @q_type: Queue type on which the taildrop is configured.
+ * Only Rx queues are supported for now
+ * @tc: Traffic class to apply this taildrop to
+ * @q_index: Index of the queue if the DPNI supports multiple queues for
+ * traffic distribution. Ignored if CONGESTION_POINT is not 0.
+ * @taildrop: Taildrop structure
+ *
+ * Return: '0' on Success; Error code otherwise.
+ */
int dpni_get_taildrop(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
- uint16_t token,
- enum dpni_congestion_point cg_point,
- enum dpni_queue_type q_type,
- uint8_t tc,
- uint8_t q_index,
- struct dpni_taildrop *taildrop)
+ uint16_t token,
+ enum dpni_congestion_point cg_point,
+ enum dpni_queue_type qtype,
+ uint8_t tc,
+ uint8_t index,
+ struct dpni_taildrop *taildrop)
{
struct mc_command cmd = { 0 };
+ struct dpni_cmd_get_taildrop *cmd_params;
+ struct dpni_rsp_get_taildrop *rsp_params;
+ uint8_t oal_lo, oal_hi;
int err;
/* prepare command */
cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_TAILDROP,
cmd_flags,
token);
- DPNI_CMD_GET_TAILDROP(cmd, cg_point, q_type, tc, q_index);
+ cmd_params = (struct dpni_cmd_get_taildrop *)cmd.params;
+ cmd_params->congestion_point = cg_point;
+ cmd_params->qtype = qtype;
+ cmd_params->tc = tc;
+ cmd_params->index = index;
- /* send command to mc*/
+ /* send command to mc */
err = mc_send_command(mc_io, &cmd);
if (err)
return err;
/* retrieve response parameters */
- DPNI_RSP_GET_TAILDROP(cmd, taildrop);
+ rsp_params = (struct dpni_rsp_get_taildrop *)cmd.params;
+ taildrop->enable = dpni_get_field(rsp_params->enable_oal_lo, ENABLE);
+ taildrop->units = rsp_params->units;
+ taildrop->threshold = le32_to_cpu(rsp_params->threshold);
+ oal_lo = dpni_get_field(rsp_params->enable_oal_lo, OAL_LO);
+ oal_hi = dpni_get_field(rsp_params->oal_hi, OAL_HI);
+ taildrop->oal = oal_hi << DPNI_OAL_LO_SIZE | oal_lo;
+
+ /* Fill the first 4 bits, 'oal' is a 2's complement value of 12 bits */
+ if (taildrop->oal >= 0x0800)
+ taildrop->oal |= 0xF000;
return 0;
}
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