@@ -2484,3 +2484,120 @@ int dpni_get_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
return err;
}
+
+int dpni_load_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_load_ss_cfg *cfg)
+{
+ struct dpni_load_sw_sequence *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_LOAD_SW_SEQUENCE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_load_sw_sequence *)cmd.params;
+ cmd_params->dest = cfg->dest;
+ cmd_params->ss_offset = cpu_to_le16(cfg->ss_offset);
+ cmd_params->ss_size = cpu_to_le16(cfg->ss_size);
+ cmd_params->ss_iova = cpu_to_le64(cfg->ss_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+int dpni_enable_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_enable_ss_cfg *cfg)
+{
+ struct dpni_enable_sw_sequence *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_ENABLE_SW_SEQUENCE,
+ cmd_flags,
+ token);
+ cmd_params = (struct dpni_enable_sw_sequence *)cmd.params;
+ cmd_params->dest = cfg->dest;
+ cmd_params->set_start = cfg->set_start;
+ cmd_params->hxs = cpu_to_le16(cfg->hxs);
+ cmd_params->ss_offset = cpu_to_le16(cfg->ss_offset);
+ cmd_params->param_offset = cfg->param_offset;
+ cmd_params->param_size = cfg->param_size;
+ cmd_params->param_iova = cpu_to_le64(cfg->param_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_get_sw_sequence_layout() - Get the soft sequence layout
+ * @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
+ * @src: Source of the layout (WRIOP Rx or Tx)
+ * @ss_layout_iova: I/O virtual address of 264 bytes DMA-able memory
+ *
+ * warning: After calling this function, call dpni_extract_sw_sequence_layout()
+ * to get the layout.
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_get_sw_sequence_layout(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_soft_sequence_dest src,
+ uint64_t ss_layout_iova)
+{
+ struct dpni_get_sw_sequence_layout *cmd_params;
+ struct mc_command cmd = { 0 };
+
+ /* prepare command */
+ cmd.header = mc_encode_cmd_header(DPNI_CMDID_GET_SW_SEQUENCE_LAYOUT,
+ cmd_flags,
+ token);
+
+ cmd_params = (struct dpni_get_sw_sequence_layout *)cmd.params;
+ cmd_params->src = src;
+ cmd_params->layout_iova = cpu_to_le64(ss_layout_iova);
+
+ /* send command to mc*/
+ return mc_send_command(mc_io, &cmd);
+}
+
+/**
+ * dpni_extract_sw_sequence_layout() - extract the software sequence layout
+ * @layout: software sequence layout
+ * @sw_sequence_layout_buf: Zeroed 264 bytes of memory before mapping it
+ * to DMA
+ *
+ * This function has to be called after dpni_get_sw_sequence_layout
+ *
+ */
+void dpni_extract_sw_sequence_layout(struct dpni_sw_sequence_layout *layout,
+ const uint8_t *sw_sequence_layout_buf)
+{
+ const struct dpni_sw_sequence_layout_entry *ext_params;
+ int i;
+ uint16_t ss_size, ss_offset;
+
+ ext_params = (const struct dpni_sw_sequence_layout_entry *)
+ sw_sequence_layout_buf;
+
+ for (i = 0; i < DPNI_SW_SEQUENCE_LAYOUT_SIZE; i++) {
+ ss_offset = le16_to_cpu(ext_params[i].ss_offset);
+ ss_size = le16_to_cpu(ext_params[i].ss_size);
+
+ if (ss_offset == 0 && ss_size == 0) {
+ layout->num_ss = i;
+ return;
+ }
+
+ layout->ss[i].ss_offset = ss_offset;
+ layout->ss[i].ss_size = ss_size;
+ layout->ss[i].param_offset = ext_params[i].param_offset;
+ layout->ss[i].param_size = ext_params[i].param_size;
+ }
+}
@@ -96,6 +96,12 @@ struct fsl_mc_io;
*/
#define DPNI_OPT_CUSTOM_CG 0x000200
+
+/**
+ * Software sequence maximum layout size
+ */
+#define DPNI_SW_SEQUENCE_LAYOUT_SIZE 33
+
int dpni_open(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
int dpni_id,
@@ -1424,4 +1430,131 @@ struct dpni_custom_tpid_cfg {
int dpni_get_custom_tpid(struct fsl_mc_io *mc_io, uint32_t cmd_flags,
uint16_t token, struct dpni_custom_tpid_cfg *tpid);
+/**
+ * enum dpni_soft_sequence_dest - Enumeration of WRIOP software sequence
+ * destinations
+ * @DPNI_SS_INGRESS: Ingress parser
+ * @DPNI_SS_EGRESS: Egress parser
+ */
+enum dpni_soft_sequence_dest {
+ DPNI_SS_INGRESS = 0,
+ DPNI_SS_EGRESS = 1,
+};
+
+/**
+ * struct dpni_load_ss_cfg - Structure for Software Sequence load configuration
+ * @dest: Destination of the Software Sequence: ingress or egress parser
+ * @ss_size: Size of the Software Sequence
+ * @ss_offset: The offset where to load the Software Sequence (0x20-0x7FD)
+ * @ss_iova: I/O virtual address of the Software Sequence
+ */
+struct dpni_load_ss_cfg {
+ enum dpni_soft_sequence_dest dest;
+ uint16_t ss_size;
+ uint16_t ss_offset;
+ uint64_t ss_iova;
+};
+
+/**
+ * struct dpni_enable_ss_cfg - Structure for software sequence enable
+ * configuration
+ * @dest: Destination of the Software Sequence: ingress or egress parser
+ * @hxs: HXS to attach the software sequence to
+ * @set_start: If the Software Sequence or HDR it is attached to is set as
+ * parser start
+ * If hxs=DUMMY_LAST_HXS the ss_offset is set directly as parser
+ * start else the hdr index code is set as parser start
+ * @ss_offset: The offset of the Software Sequence to enable or set as parse
+ * start
+ * @param_size: Size of the software sequence parameters
+ * @param_offset: Offset in the parameter zone for the software sequence
+ * parameters
+ * @param_iova: I/O virtual address of the parameters
+ */
+struct dpni_enable_ss_cfg {
+ enum dpni_soft_sequence_dest dest;
+ uint16_t hxs;
+ uint8_t set_start;
+ uint16_t ss_offset;
+ uint8_t param_size;
+ uint8_t param_offset;
+ uint64_t param_iova;
+};
+
+/**
+ * dpni_load_sw_sequence() - Loads a software sequence in parser memory.
+ * @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: Software sequence load configuration
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_load_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_load_ss_cfg *cfg);
+
+/**
+ * dpni_eanble_sw_sequence() - Enables a software sequence in the parser
+ * profile
+ * corresponding to the ingress or egress of the DPNI.
+ * @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: Software sequence enable configuration
+ * Return: '0' on Success; Error code otherwise.
+ */
+int dpni_enable_sw_sequence(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpni_enable_ss_cfg *cfg);
+
+/**
+ * struct dpni_sw_sequence_layout - Structure for software sequence enable
+ * configuration
+ * @num_ss: Number of software sequences returned
+ * @ss: Array of software sequence entries. The number of valid entries
+ * must match 'num_ss' value
+ */
+struct dpni_sw_sequence_layout {
+ uint8_t num_ss;
+ struct {
+ uint16_t ss_offset;
+ uint16_t ss_size;
+ uint8_t param_offset;
+ uint8_t param_size;
+ } ss[DPNI_SW_SEQUENCE_LAYOUT_SIZE];
+};
+
+/**
+ * dpni_get_sw_sequence_layout() - Get the soft sequence layout
+ * @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
+ * @src: Source of the layout (WRIOP Rx or Tx)
+ * @ss_layout_iova: I/O virtual address of 264 bytes DMA-able memory
+ *
+ * warning: After calling this function, call dpni_extract_sw_sequence_layout()
+ * to get the layout
+ *
+ * Return: '0' on Success; error code otherwise.
+ */
+int dpni_get_sw_sequence_layout(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ enum dpni_soft_sequence_dest src,
+ uint64_t ss_layout_iova);
+
+/**
+ * dpni_extract_sw_sequence_layout() - extract the software sequence layout
+ * @layout: software sequence layout
+ * @sw_sequence_layout_buf: Zeroed 264 bytes of memory before mapping it
+ * to DMA
+ *
+ * This function has to be called after dpni_get_sw_sequence_layout
+ *
+ */
+void dpni_extract_sw_sequence_layout(struct dpni_sw_sequence_layout *layout,
+ const uint8_t *sw_sequence_layout_buf);
+
#endif /* __FSL_DPNI_H */
@@ -1,7 +1,7 @@
/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2013-2016 Freescale Semiconductor Inc.
- * Copyright 2016-2017 NXP
+ * Copyright 2016-2019 NXP
*
*/
#ifndef _FSL_DPNI_CMD_H
@@ -97,6 +97,9 @@
#define DPNI_CMDID_SET_OFFLOAD DPNI_CMD(0x26C)
#define DPNI_CMDID_SET_TX_CONFIRMATION_MODE DPNI_CMD(0x266)
#define DPNI_CMDID_GET_TX_CONFIRMATION_MODE DPNI_CMD(0x26D)
+#define DPNI_CMDID_LOAD_SW_SEQUENCE DPNI_CMD(0x270)
+#define DPNI_CMDID_ENABLE_SW_SEQUENCE DPNI_CMD(0x271)
+#define DPNI_CMDID_GET_SW_SEQUENCE_LAYOUT DPNI_CMD(0x272)
#define DPNI_CMDID_SET_OPR DPNI_CMD(0x26e)
#define DPNI_CMDID_GET_OPR DPNI_CMD(0x26f)
#define DPNI_CMDID_SET_RX_FS_DIST DPNI_CMD(0x273)
@@ -798,5 +801,43 @@ struct dpni_cmd_set_rx_hash_dist {
uint64_t key_cfg_iova;
};
+struct dpni_load_sw_sequence {
+ uint8_t dest;
+ uint8_t pad0[7];
+ uint16_t ss_offset;
+ uint16_t pad1;
+ uint16_t ss_size;
+ uint16_t pad2;
+ uint64_t ss_iova;
+};
+
+struct dpni_enable_sw_sequence {
+ uint8_t dest;
+ uint8_t pad0[7];
+ uint16_t ss_offset;
+ uint16_t hxs;
+ uint8_t set_start;
+ uint8_t pad1[3];
+ uint8_t param_offset;
+ uint8_t pad2[3];
+ uint8_t param_size;
+ uint8_t pad3[3];
+ uint64_t param_iova;
+};
+
+struct dpni_get_sw_sequence_layout {
+ uint8_t src;
+ uint8_t pad0[7];
+ uint64_t layout_iova;
+};
+
+struct dpni_sw_sequence_layout_entry {
+ uint16_t ss_offset;
+ uint16_t ss_size;
+ uint8_t param_offset;
+ uint8_t param_size;
+ uint16_t pad;
+};
+
#pragma pack(pop)
#endif /* _FSL_DPNI_CMD_H */