#include "ice_flex_pipe.h"
#include "ice_flow.h"
+static const u32 ice_sect_lkup[ICE_BLK_COUNT][ICE_SECT_COUNT] = {
+ /* SWITCH */
+ {
+ ICE_SID_XLT0_SW,
+ ICE_SID_XLT_KEY_BUILDER_SW,
+ ICE_SID_XLT1_SW,
+ ICE_SID_XLT2_SW,
+ ICE_SID_PROFID_TCAM_SW,
+ ICE_SID_PROFID_REDIR_SW,
+ ICE_SID_FLD_VEC_SW,
+ ICE_SID_CDID_KEY_BUILDER_SW,
+ ICE_SID_CDID_REDIR_SW
+ },
+
+ /* ACL */
+ {
+ ICE_SID_XLT0_ACL,
+ ICE_SID_XLT_KEY_BUILDER_ACL,
+ ICE_SID_XLT1_ACL,
+ ICE_SID_XLT2_ACL,
+ ICE_SID_PROFID_TCAM_ACL,
+ ICE_SID_PROFID_REDIR_ACL,
+ ICE_SID_FLD_VEC_ACL,
+ ICE_SID_CDID_KEY_BUILDER_ACL,
+ ICE_SID_CDID_REDIR_ACL
+ },
+
+ /* FD */
+ {
+ ICE_SID_XLT0_FD,
+ ICE_SID_XLT_KEY_BUILDER_FD,
+ ICE_SID_XLT1_FD,
+ ICE_SID_XLT2_FD,
+ ICE_SID_PROFID_TCAM_FD,
+ ICE_SID_PROFID_REDIR_FD,
+ ICE_SID_FLD_VEC_FD,
+ ICE_SID_CDID_KEY_BUILDER_FD,
+ ICE_SID_CDID_REDIR_FD
+ },
+
+ /* RSS */
+ {
+ ICE_SID_XLT0_RSS,
+ ICE_SID_XLT_KEY_BUILDER_RSS,
+ ICE_SID_XLT1_RSS,
+ ICE_SID_XLT2_RSS,
+ ICE_SID_PROFID_TCAM_RSS,
+ ICE_SID_PROFID_REDIR_RSS,
+ ICE_SID_FLD_VEC_RSS,
+ ICE_SID_CDID_KEY_BUILDER_RSS,
+ ICE_SID_CDID_REDIR_RSS
+ },
+
+ /* PE */
+ {
+ ICE_SID_XLT0_PE,
+ ICE_SID_XLT_KEY_BUILDER_PE,
+ ICE_SID_XLT1_PE,
+ ICE_SID_XLT2_PE,
+ ICE_SID_PROFID_TCAM_PE,
+ ICE_SID_PROFID_REDIR_PE,
+ ICE_SID_FLD_VEC_PE,
+ ICE_SID_CDID_KEY_BUILDER_PE,
+ ICE_SID_CDID_REDIR_PE
+ }
+};
+
+/**
+ * ice_sect_id - returns section ID
+ * @blk: block type
+ * @sect: section type
+ *
+ * This helper function returns the proper section ID given a block type and a
+ * section type.
+ */
+static u32 ice_sect_id(enum ice_block blk, enum ice_sect sect)
+{
+ return ice_sect_lkup[blk][sect];
+}
+
/**
* ice_pkg_val_buf
* @buf: pointer to the ice buffer
ice_release_res(hw, ICE_GLOBAL_CFG_LOCK_RES_ID);
}
+/**
+ * ice_acquire_change_lock
+ * @hw: pointer to the HW structure
+ * @access: access type (read or write)
+ *
+ * This function will request ownership of the change lock.
+ */
+static enum ice_status
+ice_acquire_change_lock(struct ice_hw *hw, enum ice_aq_res_access_type access)
+{
+ return ice_acquire_res(hw, ICE_CHANGE_LOCK_RES_ID, access,
+ ICE_CHANGE_LOCK_TIMEOUT);
+}
+
+/**
+ * ice_release_change_lock
+ * @hw: pointer to the HW structure
+ *
+ * This function will release the change lock using the proper Admin Command.
+ */
+static void ice_release_change_lock(struct ice_hw *hw)
+{
+ ice_release_res(hw, ICE_CHANGE_LOCK_RES_ID);
+}
+
/**
* ice_aq_download_pkg
* @hw: pointer to the hardware structure
return status;
}
+/**
+ * ice_aq_update_pkg
+ * @hw: pointer to the hardware structure
+ * @pkg_buf: the package cmd buffer
+ * @buf_size: the size of the package cmd buffer
+ * @last_buf: last buffer indicator
+ * @error_offset: returns error offset
+ * @error_info: returns error information
+ * @cd: pointer to command details structure or NULL
+ *
+ * Update Package (0x0C42)
+ */
+static enum ice_status
+ice_aq_update_pkg(struct ice_hw *hw, struct ice_buf_hdr *pkg_buf, u16 buf_size,
+ bool last_buf, u32 *error_offset, u32 *error_info,
+ struct ice_sq_cd *cd)
+{
+ struct ice_aqc_download_pkg *cmd;
+ struct ice_aq_desc desc;
+ enum ice_status status;
+
+ if (error_offset)
+ *error_offset = 0;
+ if (error_info)
+ *error_info = 0;
+
+ cmd = &desc.params.download_pkg;
+ ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_update_pkg);
+ desc.flags |= cpu_to_le16(ICE_AQ_FLAG_RD);
+
+ if (last_buf)
+ cmd->flags |= ICE_AQC_DOWNLOAD_PKG_LAST_BUF;
+
+ status = ice_aq_send_cmd(hw, &desc, pkg_buf, buf_size, cd);
+ if (status == ICE_ERR_AQ_ERROR) {
+ /* Read error from buffer only when the FW returned an error */
+ struct ice_aqc_download_pkg_resp *resp;
+
+ resp = (struct ice_aqc_download_pkg_resp *)pkg_buf;
+ if (error_offset)
+ *error_offset = le32_to_cpu(resp->error_offset);
+ if (error_info)
+ *error_info = le32_to_cpu(resp->error_info);
+ }
+
+ return status;
+}
+
/**
* ice_find_seg_in_pkg
* @hw: pointer to the hardware structure
return NULL;
}
+/**
+ * ice_update_pkg
+ * @hw: pointer to the hardware structure
+ * @bufs: pointer to an array of buffers
+ * @count: the number of buffers in the array
+ *
+ * Obtains change lock and updates package.
+ */
+static enum ice_status
+ice_update_pkg(struct ice_hw *hw, struct ice_buf *bufs, u32 count)
+{
+ enum ice_status status;
+ u32 offset, info, i;
+
+ status = ice_acquire_change_lock(hw, ICE_RES_WRITE);
+ if (status)
+ return status;
+
+ for (i = 0; i < count; i++) {
+ struct ice_buf_hdr *bh = (struct ice_buf_hdr *)(bufs + i);
+ bool last = ((i + 1) == count);
+
+ status = ice_aq_update_pkg(hw, bh, le16_to_cpu(bh->data_end),
+ last, &offset, &info, NULL);
+
+ if (status) {
+ ice_debug(hw, ICE_DBG_PKG,
+ "Update pkg failed: err %d off %d inf %d\n",
+ status, offset, info);
+ break;
+ }
+ }
+
+ ice_release_change_lock(hw);
+
+ return status;
+}
+
/**
* ice_dwnld_cfg_bufs
* @hw: pointer to the hardware structure
return status;
}
+/**
+ * ice_pkg_buf_alloc
+ * @hw: pointer to the HW structure
+ *
+ * Allocates a package buffer and returns a pointer to the buffer header.
+ * Note: all package contents must be in Little Endian form.
+ */
+static struct ice_buf_build *ice_pkg_buf_alloc(struct ice_hw *hw)
+{
+ struct ice_buf_build *bld;
+ struct ice_buf_hdr *buf;
+
+ bld = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*bld), GFP_KERNEL);
+ if (!bld)
+ return NULL;
+
+ buf = (struct ice_buf_hdr *)bld;
+ buf->data_end = cpu_to_le16(offsetof(struct ice_buf_hdr,
+ section_entry));
+ return bld;
+}
+
+/**
+ * ice_pkg_buf_free
+ * @hw: pointer to the HW structure
+ * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
+ *
+ * Frees a package buffer
+ */
+static void ice_pkg_buf_free(struct ice_hw *hw, struct ice_buf_build *bld)
+{
+ devm_kfree(ice_hw_to_dev(hw), bld);
+}
+
+/**
+ * ice_pkg_buf_reserve_section
+ * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
+ * @count: the number of sections to reserve
+ *
+ * Reserves one or more section table entries in a package buffer. This routine
+ * can be called multiple times as long as they are made before calling
+ * ice_pkg_buf_alloc_section(). Once ice_pkg_buf_alloc_section()
+ * is called once, the number of sections that can be allocated will not be able
+ * to be increased; not using all reserved sections is fine, but this will
+ * result in some wasted space in the buffer.
+ * Note: all package contents must be in Little Endian form.
+ */
+static enum ice_status
+ice_pkg_buf_reserve_section(struct ice_buf_build *bld, u16 count)
+{
+ struct ice_buf_hdr *buf;
+ u16 section_count;
+ u16 data_end;
+
+ if (!bld)
+ return ICE_ERR_PARAM;
+
+ buf = (struct ice_buf_hdr *)&bld->buf;
+
+ /* already an active section, can't increase table size */
+ section_count = le16_to_cpu(buf->section_count);
+ if (section_count > 0)
+ return ICE_ERR_CFG;
+
+ if (bld->reserved_section_table_entries + count > ICE_MAX_S_COUNT)
+ return ICE_ERR_CFG;
+ bld->reserved_section_table_entries += count;
+
+ data_end = le16_to_cpu(buf->data_end) +
+ (count * sizeof(buf->section_entry[0]));
+ buf->data_end = cpu_to_le16(data_end);
+
+ return 0;
+}
+
+/**
+ * ice_pkg_buf_alloc_section
+ * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
+ * @type: the section type value
+ * @size: the size of the section to reserve (in bytes)
+ *
+ * Reserves memory in the buffer for a section's content and updates the
+ * buffers' status accordingly. This routine returns a pointer to the first
+ * byte of the section start within the buffer, which is used to fill in the
+ * section contents.
+ * Note: all package contents must be in Little Endian form.
+ */
+static void *
+ice_pkg_buf_alloc_section(struct ice_buf_build *bld, u32 type, u16 size)
+{
+ struct ice_buf_hdr *buf;
+ u16 sect_count;
+ u16 data_end;
+
+ if (!bld || !type || !size)
+ return NULL;
+
+ buf = (struct ice_buf_hdr *)&bld->buf;
+
+ /* check for enough space left in buffer */
+ data_end = le16_to_cpu(buf->data_end);
+
+ /* section start must align on 4 byte boundary */
+ data_end = ALIGN(data_end, 4);
+
+ if ((data_end + size) > ICE_MAX_S_DATA_END)
+ return NULL;
+
+ /* check for more available section table entries */
+ sect_count = le16_to_cpu(buf->section_count);
+ if (sect_count < bld->reserved_section_table_entries) {
+ void *section_ptr = ((u8 *)buf) + data_end;
+
+ buf->section_entry[sect_count].offset = cpu_to_le16(data_end);
+ buf->section_entry[sect_count].size = cpu_to_le16(size);
+ buf->section_entry[sect_count].type = cpu_to_le32(type);
+
+ data_end += size;
+ buf->data_end = cpu_to_le16(data_end);
+
+ buf->section_count = cpu_to_le16(sect_count + 1);
+ return section_ptr;
+ }
+
+ /* no free section table entries */
+ return NULL;
+}
+
+/**
+ * ice_pkg_buf_get_active_sections
+ * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
+ *
+ * Returns the number of active sections. Before using the package buffer
+ * in an update package command, the caller should make sure that there is at
+ * least one active section - otherwise, the buffer is not legal and should
+ * not be used.
+ * Note: all package contents must be in Little Endian form.
+ */
+static u16 ice_pkg_buf_get_active_sections(struct ice_buf_build *bld)
+{
+ struct ice_buf_hdr *buf;
+
+ if (!bld)
+ return 0;
+
+ buf = (struct ice_buf_hdr *)&bld->buf;
+ return le16_to_cpu(buf->section_count);
+}
+
+/**
+ * ice_pkg_buf
+ * @bld: pointer to pkg build (allocated by ice_pkg_buf_alloc())
+ *
+ * Return a pointer to the buffer's header
+ */
+static struct ice_buf *ice_pkg_buf(struct ice_buf_build *bld)
+{
+ if (!bld)
+ return NULL;
+
+ return &bld->buf;
+}
+
/* PTG Management */
/**
return false;
}
+/**
+ * ice_prof_bld_es - build profile ID extraction sequence changes
+ * @hw: pointer to the HW struct
+ * @blk: hardware block
+ * @bld: the update package buffer build to add to
+ * @chgs: the list of changes to make in hardware
+ */
+static enum ice_status
+ice_prof_bld_es(struct ice_hw *hw, enum ice_block blk,
+ struct ice_buf_build *bld, struct list_head *chgs)
+{
+ u16 vec_size = hw->blk[blk].es.fvw * sizeof(struct ice_fv_word);
+ struct ice_chs_chg *tmp;
+
+ list_for_each_entry(tmp, chgs, list_entry)
+ if (tmp->type == ICE_PTG_ES_ADD && tmp->add_prof) {
+ u16 off = tmp->prof_id * hw->blk[blk].es.fvw;
+ struct ice_pkg_es *p;
+ u32 id;
+
+ id = ice_sect_id(blk, ICE_VEC_TBL);
+ p = (struct ice_pkg_es *)
+ ice_pkg_buf_alloc_section(bld, id, sizeof(*p) +
+ vec_size -
+ sizeof(p->es[0]));
+
+ if (!p)
+ return ICE_ERR_MAX_LIMIT;
+
+ p->count = cpu_to_le16(1);
+ p->offset = cpu_to_le16(tmp->prof_id);
+
+ memcpy(p->es, &hw->blk[blk].es.t[off], vec_size);
+ }
+
+ return 0;
+}
+
+/**
+ * ice_prof_bld_tcam - build profile ID TCAM changes
+ * @hw: pointer to the HW struct
+ * @blk: hardware block
+ * @bld: the update package buffer build to add to
+ * @chgs: the list of changes to make in hardware
+ */
+static enum ice_status
+ice_prof_bld_tcam(struct ice_hw *hw, enum ice_block blk,
+ struct ice_buf_build *bld, struct list_head *chgs)
+{
+ struct ice_chs_chg *tmp;
+
+ list_for_each_entry(tmp, chgs, list_entry)
+ if (tmp->type == ICE_TCAM_ADD && tmp->add_tcam_idx) {
+ struct ice_prof_id_section *p;
+ u32 id;
+
+ id = ice_sect_id(blk, ICE_PROF_TCAM);
+ p = (struct ice_prof_id_section *)
+ ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
+
+ if (!p)
+ return ICE_ERR_MAX_LIMIT;
+
+ p->count = cpu_to_le16(1);
+ p->entry[0].addr = cpu_to_le16(tmp->tcam_idx);
+ p->entry[0].prof_id = tmp->prof_id;
+
+ memcpy(p->entry[0].key,
+ &hw->blk[blk].prof.t[tmp->tcam_idx].key,
+ sizeof(hw->blk[blk].prof.t->key));
+ }
+
+ return 0;
+}
+
+/**
+ * ice_prof_bld_xlt1 - build XLT1 changes
+ * @blk: hardware block
+ * @bld: the update package buffer build to add to
+ * @chgs: the list of changes to make in hardware
+ */
+static enum ice_status
+ice_prof_bld_xlt1(enum ice_block blk, struct ice_buf_build *bld,
+ struct list_head *chgs)
+{
+ struct ice_chs_chg *tmp;
+
+ list_for_each_entry(tmp, chgs, list_entry)
+ if (tmp->type == ICE_PTG_ES_ADD && tmp->add_ptg) {
+ struct ice_xlt1_section *p;
+ u32 id;
+
+ id = ice_sect_id(blk, ICE_XLT1);
+ p = (struct ice_xlt1_section *)
+ ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
+
+ if (!p)
+ return ICE_ERR_MAX_LIMIT;
+
+ p->count = cpu_to_le16(1);
+ p->offset = cpu_to_le16(tmp->ptype);
+ p->value[0] = tmp->ptg;
+ }
+
+ return 0;
+}
+
+/**
+ * ice_prof_bld_xlt2 - build XLT2 changes
+ * @blk: hardware block
+ * @bld: the update package buffer build to add to
+ * @chgs: the list of changes to make in hardware
+ */
+static enum ice_status
+ice_prof_bld_xlt2(enum ice_block blk, struct ice_buf_build *bld,
+ struct list_head *chgs)
+{
+ struct ice_chs_chg *tmp;
+
+ list_for_each_entry(tmp, chgs, list_entry) {
+ struct ice_xlt2_section *p;
+ u32 id;
+
+ switch (tmp->type) {
+ case ICE_VSIG_ADD:
+ case ICE_VSI_MOVE:
+ case ICE_VSIG_REM:
+ id = ice_sect_id(blk, ICE_XLT2);
+ p = (struct ice_xlt2_section *)
+ ice_pkg_buf_alloc_section(bld, id, sizeof(*p));
+
+ if (!p)
+ return ICE_ERR_MAX_LIMIT;
+
+ p->count = cpu_to_le16(1);
+ p->offset = cpu_to_le16(tmp->vsi);
+ p->value[0] = cpu_to_le16(tmp->vsig);
+ break;
+ default:
+ break;
+ }
+ }
+
+ return 0;
+}
+
+/**
+ * ice_upd_prof_hw - update hardware using the change list
+ * @hw: pointer to the HW struct
+ * @blk: hardware block
+ * @chgs: the list of changes to make in hardware
+ */
+static enum ice_status
+ice_upd_prof_hw(struct ice_hw *hw, enum ice_block blk,
+ struct list_head *chgs)
+{
+ struct ice_buf_build *b;
+ struct ice_chs_chg *tmp;
+ enum ice_status status;
+ u16 pkg_sects;
+ u16 xlt1 = 0;
+ u16 xlt2 = 0;
+ u16 tcam = 0;
+ u16 es = 0;
+ u16 sects;
+
+ /* count number of sections we need */
+ list_for_each_entry(tmp, chgs, list_entry) {
+ switch (tmp->type) {
+ case ICE_PTG_ES_ADD:
+ if (tmp->add_ptg)
+ xlt1++;
+ if (tmp->add_prof)
+ es++;
+ break;
+ case ICE_TCAM_ADD:
+ tcam++;
+ break;
+ case ICE_VSIG_ADD:
+ case ICE_VSI_MOVE:
+ case ICE_VSIG_REM:
+ xlt2++;
+ break;
+ default:
+ break;
+ }
+ }
+ sects = xlt1 + xlt2 + tcam + es;
+
+ if (!sects)
+ return 0;
+
+ /* Build update package buffer */
+ b = ice_pkg_buf_alloc(hw);
+ if (!b)
+ return ICE_ERR_NO_MEMORY;
+
+ status = ice_pkg_buf_reserve_section(b, sects);
+ if (status)
+ goto error_tmp;
+
+ /* Preserve order of table update: ES, TCAM, PTG, VSIG */
+ if (es) {
+ status = ice_prof_bld_es(hw, blk, b, chgs);
+ if (status)
+ goto error_tmp;
+ }
+
+ if (tcam) {
+ status = ice_prof_bld_tcam(hw, blk, b, chgs);
+ if (status)
+ goto error_tmp;
+ }
+
+ if (xlt1) {
+ status = ice_prof_bld_xlt1(blk, b, chgs);
+ if (status)
+ goto error_tmp;
+ }
+
+ if (xlt2) {
+ status = ice_prof_bld_xlt2(blk, b, chgs);
+ if (status)
+ goto error_tmp;
+ }
+
+ /* After package buffer build check if the section count in buffer is
+ * non-zero and matches the number of sections detected for package
+ * update.
+ */
+ pkg_sects = ice_pkg_buf_get_active_sections(b);
+ if (!pkg_sects || pkg_sects != sects) {
+ status = ICE_ERR_INVAL_SIZE;
+ goto error_tmp;
+ }
+
+ /* update package */
+ status = ice_update_pkg(hw, ice_pkg_buf(b), 1);
+ if (status == ICE_ERR_AQ_ERROR)
+ ice_debug(hw, ICE_DBG_INIT, "Unable to update HW profile\n");
+
+error_tmp:
+ ice_pkg_buf_free(hw, b);
+ return status;
+}
+
/**
* ice_add_prof - add profile
* @hw: pointer to the HW struct
}
}
+ /* update hardware */
+ if (!status)
+ status = ice_upd_prof_hw(hw, blk, &chg);
+
err_ice_add_prof_id_flow:
list_for_each_entry_safe(del, tmp, &chg, list_entry) {
list_del(&del->list_entry);
projects / kernel.git / commitdiff