+
+/**
+ * i40e_aq_write_ddp - Write dynamic device personalization (ddp)
+ * @hw: pointer to the hw struct
+ * @buff: command buffer (size in bytes = buff_size)
+ * @buff_size: buffer size in bytes
+ * @track_id: package tracking id
+ * @error_offset: returns error offset
+ * @error_info: returns error information
+ * @cmd_details: pointer to command details structure or NULL
+ **/
+enum
+i40e_status_code i40e_aq_write_ddp(struct i40e_hw *hw, void *buff,
+ u16 buff_size, u32 track_id,
+ u32 *error_offset, u32 *error_info,
+ struct i40e_asq_cmd_details *cmd_details)
+{
+ struct i40e_aq_desc desc;
+ struct i40e_aqc_write_personalization_profile *cmd =
+ (struct i40e_aqc_write_personalization_profile *)
+ &desc.params.raw;
+ struct i40e_aqc_write_ddp_resp *resp;
+ enum i40e_status_code status;
+
+ i40e_fill_default_direct_cmd_desc(&desc,
+ i40e_aqc_opc_write_personalization_profile);
+
+ desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD);
+ if (buff_size > I40E_AQ_LARGE_BUF)
+ desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
+
+ desc.datalen = CPU_TO_LE16(buff_size);
+
+ cmd->profile_track_id = CPU_TO_LE32(track_id);
+
+ status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
+ if (!status) {
+ resp = (struct i40e_aqc_write_ddp_resp *)&desc.params.raw;
+ if (error_offset)
+ *error_offset = LE32_TO_CPU(resp->error_offset);
+ if (error_info)
+ *error_info = LE32_TO_CPU(resp->error_info);
+ }
+
+ return status;
+}
+
+/**
+ * i40e_aq_get_ddp_list - Read dynamic device personalization (ddp)
+ * @hw: pointer to the hw struct
+ * @buff: command buffer (size in bytes = buff_size)
+ * @buff_size: buffer size in bytes
+ * @flags: AdminQ command flags
+ * @cmd_details: pointer to command details structure or NULL
+ **/
+enum
+i40e_status_code i40e_aq_get_ddp_list(struct i40e_hw *hw, void *buff,
+ u16 buff_size, u8 flags,
+ struct i40e_asq_cmd_details *cmd_details)
+{
+ struct i40e_aq_desc desc;
+ struct i40e_aqc_get_applied_profiles *cmd =
+ (struct i40e_aqc_get_applied_profiles *)&desc.params.raw;
+ enum i40e_status_code status;
+
+ i40e_fill_default_direct_cmd_desc(&desc,
+ i40e_aqc_opc_get_personalization_profile_list);
+
+ desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
+ if (buff_size > I40E_AQ_LARGE_BUF)
+ desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
+ desc.datalen = CPU_TO_LE16(buff_size);
+
+ cmd->flags = flags;
+
+ status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
+
+ return status;
+}
+
+/**
+ * i40e_find_segment_in_package
+ * @segment_type: the segment type to search for (i.e., SEGMENT_TYPE_I40E)
+ * @pkg_hdr: pointer to the package header to be searched
+ *
+ * This function searches a package file for a particular segment type. On
+ * success it returns a pointer to the segment header, otherwise it will
+ * return NULL.
+ **/
+struct i40e_generic_seg_header *
+i40e_find_segment_in_package(u32 segment_type,
+ struct i40e_package_header *pkg_hdr)
+{
+ struct i40e_generic_seg_header *segment;
+ u32 i;
+
+ /* Search all package segments for the requested segment type */
+ for (i = 0; i < pkg_hdr->segment_count; i++) {
+ segment =
+ (struct i40e_generic_seg_header *)((u8 *)pkg_hdr +
+ pkg_hdr->segment_offset[i]);
+
+ if (segment->type == segment_type)
+ return segment;
+ }
+
+ return NULL;
+}
+
+/* Get section table in profile */
+#define I40E_SECTION_TABLE(profile, sec_tbl) \
+ do { \
+ struct i40e_profile_segment *p = (profile); \
+ u32 count; \
+ u32 *nvm; \
+ count = p->device_table_count; \
+ nvm = (u32 *)&p->device_table[count]; \
+ sec_tbl = (struct i40e_section_table *)&nvm[nvm[0] + 1]; \
+ } while (0)
+
+/* Get section header in profile */
+#define I40E_SECTION_HEADER(profile, offset) \
+ (struct i40e_profile_section_header *)((u8 *)(profile) + (offset))
+
+/**
+ * i40e_find_section_in_profile
+ * @section_type: the section type to search for (i.e., SECTION_TYPE_NOTE)
+ * @profile: pointer to the i40e segment header to be searched
+ *
+ * This function searches i40e segment for a particular section type. On
+ * success it returns a pointer to the section header, otherwise it will
+ * return NULL.
+ **/
+struct i40e_profile_section_header *
+i40e_find_section_in_profile(u32 section_type,
+ struct i40e_profile_segment *profile)
+{
+ struct i40e_profile_section_header *sec;
+ struct i40e_section_table *sec_tbl;
+ u32 sec_off;
+ u32 i;
+
+ if (profile->header.type != SEGMENT_TYPE_I40E)
+ return NULL;
+
+ I40E_SECTION_TABLE(profile, sec_tbl);
+
+ for (i = 0; i < sec_tbl->section_count; i++) {
+ sec_off = sec_tbl->section_offset[i];
+ sec = I40E_SECTION_HEADER(profile, sec_off);
+ if (sec->section.type == section_type)
+ return sec;
+ }
+
+ return NULL;
+}
+
+/**
+ * i40e_ddp_exec_aq_section - Execute generic AQ for DDP
+ * @hw: pointer to the hw struct
+ * @aq: command buffer containing all data to execute AQ
+ **/
+STATIC enum
+i40e_status_code i40e_ddp_exec_aq_section(struct i40e_hw *hw,
+ struct i40e_profile_aq_section *aq)
+{
+ enum i40e_status_code status;
+ struct i40e_aq_desc desc;
+ u8 *msg = NULL;
+ u16 msglen;
+
+ i40e_fill_default_direct_cmd_desc(&desc, aq->opcode);
+ desc.flags |= CPU_TO_LE16(aq->flags);
+ i40e_memcpy(desc.params.raw, aq->param, sizeof(desc.params.raw),
+ I40E_NONDMA_TO_NONDMA);
+
+ msglen = aq->datalen;
+ if (msglen) {
+ desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
+ I40E_AQ_FLAG_RD));
+ if (msglen > I40E_AQ_LARGE_BUF)
+ desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
+ desc.datalen = CPU_TO_LE16(msglen);
+ msg = &aq->data[0];
+ }
+
+ status = i40e_asq_send_command(hw, &desc, msg, msglen, NULL);
+
+ if (status != I40E_SUCCESS) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "unable to exec DDP AQ opcode %u, error %d\n",
+ aq->opcode, status);
+ return status;
+ }
+
+ /* copy returned desc to aq_buf */
+ i40e_memcpy(aq->param, desc.params.raw, sizeof(desc.params.raw),
+ I40E_NONDMA_TO_NONDMA);
+
+ return I40E_SUCCESS;
+}
+
+/**
+ * i40e_validate_profile
+ * @hw: pointer to the hardware structure
+ * @profile: pointer to the profile segment of the package to be validated
+ * @track_id: package tracking id
+ * @rollback: flag if the profile is for rollback.
+ *
+ * Validates supported devices and profile's sections.
+ */
+STATIC enum i40e_status_code
+i40e_validate_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
+ u32 track_id, bool rollback)
+{
+ struct i40e_profile_section_header *sec = NULL;
+ enum i40e_status_code status = I40E_SUCCESS;
+ struct i40e_section_table *sec_tbl;
+ u32 vendor_dev_id;
+ u32 dev_cnt;
+ u32 sec_off;
+ u32 i;
+
+ if (track_id == I40E_DDP_TRACKID_INVALID) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE, "Invalid track_id\n");
+ return I40E_NOT_SUPPORTED;
+ }
+
+ dev_cnt = profile->device_table_count;
+ for (i = 0; i < dev_cnt; i++) {
+ vendor_dev_id = profile->device_table[i].vendor_dev_id;
+ if ((vendor_dev_id >> 16) == I40E_INTEL_VENDOR_ID &&
+ hw->device_id == (vendor_dev_id & 0xFFFF))
+ break;
+ }
+ if (dev_cnt && (i == dev_cnt)) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "Device doesn't support DDP\n");
+ return I40E_ERR_DEVICE_NOT_SUPPORTED;
+ }
+
+ I40E_SECTION_TABLE(profile, sec_tbl);
+
+ /* Validate sections types */
+ for (i = 0; i < sec_tbl->section_count; i++) {
+ sec_off = sec_tbl->section_offset[i];
+ sec = I40E_SECTION_HEADER(profile, sec_off);
+ if (rollback) {
+ if (sec->section.type == SECTION_TYPE_MMIO ||
+ sec->section.type == SECTION_TYPE_AQ ||
+ sec->section.type == SECTION_TYPE_RB_AQ) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "Not a roll-back package\n");
+ return I40E_NOT_SUPPORTED;
+ }
+ } else {
+ if (sec->section.type == SECTION_TYPE_RB_AQ ||
+ sec->section.type == SECTION_TYPE_RB_MMIO) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "Not an original package\n");
+ return I40E_NOT_SUPPORTED;
+ }
+ }
+ }
+
+ return status;
+}
+
+/**
+ * i40e_write_profile
+ * @hw: pointer to the hardware structure
+ * @profile: pointer to the profile segment of the package to be downloaded
+ * @track_id: package tracking id
+ *
+ * Handles the download of a complete package.
+ */
+enum i40e_status_code
+i40e_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
+ u32 track_id)
+{
+ enum i40e_status_code status = I40E_SUCCESS;
+ struct i40e_section_table *sec_tbl;
+ struct i40e_profile_section_header *sec = NULL;
+ struct i40e_profile_aq_section *ddp_aq;
+ u32 section_size = 0;
+ u32 offset = 0, info = 0;
+ u32 sec_off;
+ u32 i;
+
+ status = i40e_validate_profile(hw, profile, track_id, false);
+ if (status)
+ return status;
+
+ I40E_SECTION_TABLE(profile, sec_tbl);
+
+ for (i = 0; i < sec_tbl->section_count; i++) {
+ sec_off = sec_tbl->section_offset[i];
+ sec = I40E_SECTION_HEADER(profile, sec_off);
+ /* Process generic admin command */
+ if (sec->section.type == SECTION_TYPE_AQ) {
+ ddp_aq = (struct i40e_profile_aq_section *)&sec[1];
+ status = i40e_ddp_exec_aq_section(hw, ddp_aq);
+ if (status) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "Failed to execute aq: section %d, opcode %u\n",
+ i, ddp_aq->opcode);
+ break;
+ }
+ sec->section.type = SECTION_TYPE_RB_AQ;
+ }
+
+ /* Skip any non-mmio sections */
+ if (sec->section.type != SECTION_TYPE_MMIO)
+ continue;
+
+ section_size = sec->section.size +
+ sizeof(struct i40e_profile_section_header);
+
+ /* Write MMIO section */
+ status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
+ track_id, &offset, &info, NULL);
+ if (status) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "Failed to write profile: section %d, offset %d, info %d\n",
+ i, offset, info);
+ break;
+ }
+ }
+ return status;
+}
+
+/**
+ * i40e_rollback_profile
+ * @hw: pointer to the hardware structure
+ * @profile: pointer to the profile segment of the package to be removed
+ * @track_id: package tracking id
+ *
+ * Rolls back previously loaded package.
+ */
+enum i40e_status_code
+i40e_rollback_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile,
+ u32 track_id)
+{
+ struct i40e_profile_section_header *sec = NULL;
+ enum i40e_status_code status = I40E_SUCCESS;
+ struct i40e_section_table *sec_tbl;
+ u32 offset = 0, info = 0;
+ u32 section_size = 0;
+ u32 sec_off;
+ int i;
+
+ status = i40e_validate_profile(hw, profile, track_id, true);
+ if (status)
+ return status;
+
+ I40E_SECTION_TABLE(profile, sec_tbl);
+
+ /* For rollback write sections in reverse */
+ for (i = sec_tbl->section_count - 1; i >= 0; i--) {
+ sec_off = sec_tbl->section_offset[i];
+ sec = I40E_SECTION_HEADER(profile, sec_off);
+
+ /* Skip any non-rollback sections */
+ if (sec->section.type != SECTION_TYPE_RB_MMIO)
+ continue;
+
+ section_size = sec->section.size +
+ sizeof(struct i40e_profile_section_header);
+
+ /* Write roll-back MMIO section */
+ status = i40e_aq_write_ddp(hw, (void *)sec, (u16)section_size,
+ track_id, &offset, &info, NULL);
+ if (status) {
+ i40e_debug(hw, I40E_DEBUG_PACKAGE,
+ "Failed to write profile: section %d, offset %d, info %d\n",
+ i, offset, info);
+ break;
+ }
+ }
+ return status;
+}
+
+/**
+ * i40e_add_pinfo_to_list
+ * @hw: pointer to the hardware structure
+ * @profile: pointer to the profile segment of the package
+ * @profile_info_sec: buffer for information section
+ * @track_id: package tracking id
+ *
+ * Register a profile to the list of loaded profiles.
+ */
+enum i40e_status_code
+i40e_add_pinfo_to_list(struct i40e_hw *hw,
+ struct i40e_profile_segment *profile,
+ u8 *profile_info_sec, u32 track_id)
+{
+ enum i40e_status_code status = I40E_SUCCESS;
+ struct i40e_profile_section_header *sec = NULL;
+ struct i40e_profile_info *pinfo;
+ u32 offset = 0, info = 0;
+
+ sec = (struct i40e_profile_section_header *)profile_info_sec;
+ sec->tbl_size = 1;
+ sec->data_end = sizeof(struct i40e_profile_section_header) +
+ sizeof(struct i40e_profile_info);
+ sec->section.type = SECTION_TYPE_INFO;
+ sec->section.offset = sizeof(struct i40e_profile_section_header);
+ sec->section.size = sizeof(struct i40e_profile_info);
+ pinfo = (struct i40e_profile_info *)(profile_info_sec +
+ sec->section.offset);
+ pinfo->track_id = track_id;
+ pinfo->version = profile->version;
+ pinfo->op = I40E_DDP_ADD_TRACKID;
+ i40e_memcpy(pinfo->name, profile->name, I40E_DDP_NAME_SIZE,
+ I40E_NONDMA_TO_NONDMA);
+
+ status = i40e_aq_write_ddp(hw, (void *)sec, sec->data_end,
+ track_id, &offset, &info, NULL);
+ return status;
+}