On Fri, Nov 14, 2025 at 9:51 AM Stephen Hemminger wrote: > > Several C files are never used or built. > Looks like they were converted to header files but the old source > was never removed. > > Fixes: aa49b38fa7c3 ("net/bnxt/tf_core: cleanup external EM support") > Cc: shuanglin.wang@broadcom.com > > Signed-off-by: Stephen Hemminger Acked-by: Ajit Khaparde > --- > .../net/bnxt/tf_core/cfa_tcam_mgr_session.c | 390 ------ > drivers/net/bnxt/tf_core/tf_em_common.c | 23 - > drivers/net/bnxt/tf_core/tf_em_host.c | 23 - > drivers/net/bnxt/tf_ulp/ulp_utils.c | 1100 ----------------- > 4 files changed, 1536 deletions(-) > delete mode 100644 drivers/net/bnxt/tf_core/cfa_tcam_mgr_session.c > delete mode 100644 drivers/net/bnxt/tf_core/tf_em_common.c > delete mode 100644 drivers/net/bnxt/tf_core/tf_em_host.c > delete mode 100644 drivers/net/bnxt/tf_ulp/ulp_utils.c > > diff --git a/drivers/net/bnxt/tf_core/cfa_tcam_mgr_session.c b/drivers/net/bnxt/tf_core/cfa_tcam_mgr_session.c > deleted file mode 100644 > index 40bbcc54c8..0000000000 > --- a/drivers/net/bnxt/tf_core/cfa_tcam_mgr_session.c > +++ /dev/null > @@ -1,390 +0,0 @@ > -/* SPDX-License-Identifier: BSD-3-Clause > - * Copyright(c) 2021-2023 Broadcom > - * All rights reserved. > - */ > - > -#include > -#include "hcapi_cfa_defs.h" > -#include "tf_util.h" > -#include "cfa_tcam_mgr.h" > -#include "cfa_tcam_mgr_device.h" > -#include "cfa_tcam_mgr_session.h" > -#include "cfa_tcam_mgr_sbmp.h" > -#include "tfp.h" > -#include "cfa_tcam_mgr_p58.h" > -#include "cfa_tcam_mgr_p4.h" > - > -struct cfa_tcam_mgr_session_data { > - uint32_t session_id; > - /* The following are per-session values */ > - uint16_t max_entries[TF_DIR_MAX][CFA_TCAM_MGR_TBL_TYPE_MAX]; > - uint16_t used_entries[TF_DIR_MAX][CFA_TCAM_MGR_TBL_TYPE_MAX]; > -}; > - > -static struct cfa_tcam_mgr_session_data session_data[TF_TCAM_MAX_SESSIONS]; > - > -static uint16_t last_entry_id; > - > -static struct sbmp *session_bmp[TF_TCAM_MAX_SESSIONS]; > - > -int > -cfa_tcam_mgr_session_init(int sess_idx, enum cfa_tcam_mgr_device_type type) > -{ > - int rc; > - > - switch (type) { > - case CFA_TCAM_MGR_DEVICE_TYPE_P4: > - case CFA_TCAM_MGR_DEVICE_TYPE_SR: > - rc = cfa_tcam_mgr_sess_table_get_p4(sess_idx, &session_bmp[sess_idx]); > - break; > - case CFA_TCAM_MGR_DEVICE_TYPE_P5: > - rc = cfa_tcam_mgr_sess_table_get_p58(sess_idx, &session_bmp[sess_idx]); > - break; > - default: > - CFA_TCAM_MGR_LOG(ERR, "No such device %d\n", type); > - rc = -CFA_TCAM_MGR_ERR_CODE(NODEV); > - } > - > - return rc; > -} > - > -int > -cfa_tcam_mgr_get_session_from_context(struct cfa_tcam_mgr_context *context, > - uint32_t *session_id) > -{ > - if (context == NULL) { > - CFA_TCAM_MGR_LOG_0(ERR, "context passed as NULL pointer.\n"); > - return -CFA_TCAM_MGR_ERR_CODE(INVAL); > - } > - > - *session_id = context->tfp->session->session_id.id; > - return 0; > -} > - > -int > -cfa_tcam_mgr_session_find(unsigned int session_id) > -{ > - unsigned int sess_idx; > - > - for (sess_idx = 0; sess_idx < ARRAY_SIZE(session_data); sess_idx++) { > - if (session_data[sess_idx].session_id == session_id) > - return sess_idx; > - } > - > - return -CFA_TCAM_MGR_ERR_CODE(INVAL); > -} > - > -int > -cfa_tcam_mgr_session_empty(void) > -{ > - unsigned int sess_idx; > - > - for (sess_idx = 0; sess_idx < ARRAY_SIZE(session_data); sess_idx++) { > - if (session_data[sess_idx].session_id) > - return 0; > - } > - > - return 1; > -} > - > -int > -cfa_tcam_mgr_session_add(unsigned int session_id) > -{ > - int sess_idx; > - > - sess_idx = cfa_tcam_mgr_session_find(session_id); > - if (sess_idx >= 0) { > - CFA_TCAM_MGR_LOG_0(ERR, "Session is already bound.\n"); > - return -CFA_TCAM_MGR_ERR_CODE(BUSY); > - } > - > - /* Session not found in table, find first empty entry. */ > - for (sess_idx = 0; > - sess_idx < (signed int)ARRAY_SIZE(session_data); > - sess_idx++) { > - if (session_data[sess_idx].session_id == 0) > - break; > - } > - > - if (sess_idx >= (signed int)ARRAY_SIZE(session_data)) { > - /* No room in the session table */ > - CFA_TCAM_MGR_LOG_0(ERR, "Session table is full.\n"); > - return -CFA_TCAM_MGR_ERR_CODE(NOMEM); > - } > - > - session_data[sess_idx].session_id = session_id; > - > - return sess_idx; > -} > - > -int > -cfa_tcam_mgr_session_free(unsigned int session_id, > - struct cfa_tcam_mgr_context *context) > -{ > - struct cfa_tcam_mgr_free_parms free_parms; > - int entry_id; > - int sess_idx = cfa_tcam_mgr_session_find(session_id); > - > - if (sess_idx < 0) > - return sess_idx; > - > - memset(&free_parms, 0, sizeof(free_parms)); > - /* Since we are freeing all pending TCAM entries (which is typically > - * done during tcam_unbind), we don't know the type of each entry. > - * So we set the type to MAX as a hint to cfa_tcam_mgr_free() to > - * figure out the actual type. We need to set it through each > - * iteration in the loop below; otherwise, the type determined for > - * the first entry would be used for subsequent entries that may or > - * may not be of the same type, resulting in errors. > - */ > - for (entry_id = 0; entry_id < cfa_tcam_mgr_max_entries[sess_idx]; entry_id++) { > - if (SBMP_MEMBER(session_bmp[sess_idx][entry_id], sess_idx)) { > - SBMP_SESSION_REMOVE(session_bmp[sess_idx][entry_id], sess_idx); > - > - free_parms.id = entry_id; > - free_parms.type = CFA_TCAM_MGR_TBL_TYPE_MAX; > - cfa_tcam_mgr_free(context, &free_parms); > - } > - } > - > - memset(&session_data[sess_idx], 0, sizeof(session_data[sess_idx])); > - return 0; > -} > - > -int > -cfa_tcam_mgr_session_cfg(unsigned int session_id, > - uint16_t tcam_cnt[][CFA_TCAM_MGR_TBL_TYPE_MAX]) > -{ > - struct cfa_tcam_mgr_table_data *table_data; > - struct cfa_tcam_mgr_session_data *session_entry; > - unsigned int dir, type; > - int sess_idx = cfa_tcam_mgr_session_find(session_id); > - uint16_t requested_cnt; > - > - if (sess_idx < 0) > - return sess_idx; > - > - session_entry = &session_data[sess_idx]; > - > - /* Validate session request */ > - for (dir = 0; dir < ARRAY_SIZE(cfa_tcam_mgr_tables[sess_idx]); dir++) { > - for (type = 0; > - type < ARRAY_SIZE(cfa_tcam_mgr_tables[sess_idx][dir]); > - type++) { > - table_data = &cfa_tcam_mgr_tables[sess_idx][dir][type]; > - requested_cnt = tcam_cnt[dir][type]; > - /* > - * Only check if table supported (max_entries > 0). > - */ > - if (table_data->max_entries > 0 && > - requested_cnt > table_data->max_entries) { > - CFA_TCAM_MGR_LOG_DIR_TYPE(ERR, dir, type, > - "Requested %d, available %d.\n", > - requested_cnt, > - table_data->max_entries); > - return -CFA_TCAM_MGR_ERR_CODE(NOSPC); > - } > - } > - } > - > - memcpy(session_entry->max_entries, tcam_cnt, > - sizeof(session_entry->max_entries)); > - return 0; > -} > - > -void > -cfa_tcam_mgr_mv_session_used_entries_cnt(int sess_idx, enum tf_dir dir, > - enum cfa_tcam_mgr_tbl_type dst_type, > - enum cfa_tcam_mgr_tbl_type src_type) > -{ > - session_data[sess_idx].used_entries[dir][dst_type]++; > - session_data[sess_idx].used_entries[dir][src_type]--; > -} > - > -int > -cfa_tcam_mgr_session_entry_alloc(unsigned int session_id, > - enum tf_dir dir, > - enum cfa_tcam_mgr_tbl_type type) > -{ > - int sess_idx; > - > - sess_idx = cfa_tcam_mgr_session_find(session_id); > - if (sess_idx < 0) { > - CFA_TCAM_MGR_LOG_0(ERR, "Session not found.\n"); > - return -CFA_TCAM_MGR_ERR_CODE(NODEV); > - } > - > - if (session_data[sess_idx].used_entries[dir][type] >= > - session_data[sess_idx].max_entries[dir][type]) { > - CFA_TCAM_MGR_LOG_0(ERR, "Table full (session).\n"); > - return -CFA_TCAM_MGR_ERR_CODE(NOSPC); > - } > - > - do { > - last_entry_id++; > - if (cfa_tcam_mgr_max_entries[sess_idx] <= last_entry_id) > - last_entry_id = 0; > - } while (!SBMP_IS_NULL(session_bmp[sess_idx][last_entry_id])); > - > - SBMP_SESSION_ADD(session_bmp[sess_idx][last_entry_id], sess_idx); > - > - session_data[sess_idx].used_entries[dir][type] += 1; > - > - return last_entry_id; > -} > - > -int > -cfa_tcam_mgr_session_entry_free(unsigned int session_id, > - unsigned int entry_id, > - enum tf_dir dir, > - enum cfa_tcam_mgr_tbl_type type) > -{ > - int sess_idx; > - > - sess_idx = cfa_tcam_mgr_session_find(session_id); > - if (sess_idx < 0) { > - CFA_TCAM_MGR_LOG_0(ERR, "Session not found.\n"); > - return -CFA_TCAM_MGR_ERR_CODE(NODEV); > - } > - > - SBMP_SESSION_REMOVE(session_bmp[sess_idx][entry_id], sess_idx); > - session_data[sess_idx].used_entries[dir][type] -= 1; > - > - return 0; > -} > - > -#if SBMP_WORD_WIDTH == 16 > -#define SBMP_FORMAT PRIX16 > -#define SBMP_PRECISION "4" > -#elif SBMP_WORD_WIDTH == 32 > -#define SBMP_FORMAT PRIX32 > -#define SBMP_PRECISION "8" > -#elif SBMP_WORD_WIDTH == 64 > -#define SBMP_FORMAT PRIX64 > -#define SBMP_PRECISION "16" > -#else > -#error "Invalid value for SBMP_WORD_WIDTH." > -#endif > - > -static void > -cfa_tcam_mgr_session_bitmap_print(struct sbmp *session_bmp) > -{ > - unsigned int i; > - > - printf("0x"); > - for (i = 0; > - i < ARRAY_SIZE(session_bmp->bits); > - i++) { > - printf("%0" SBMP_PRECISION SBMP_FORMAT, > - session_bmp->bits[i]); > - } > -} > - > -#define SESSION_DUMP_HEADER_1 " RX TX\n" > -#define SESSION_DUMP_HEADER_2 \ > - " Max Used Max Used\n" > - > -static void > -cfa_tcam_mgr_session_printf(struct cfa_tcam_mgr_session_data *session, > - enum cfa_tcam_mgr_tbl_type tbl_type) > -{ > - printf("%-22s: %5u %5u %5u %5u\n", > - cfa_tcam_mgr_tbl_2_str(tbl_type), > - session->max_entries[TF_DIR_RX][tbl_type], > - session->used_entries[TF_DIR_RX][tbl_type], > - session->max_entries[TF_DIR_TX][tbl_type], > - session->used_entries[TF_DIR_TX][tbl_type]); > -} > - > -void > -cfa_tcam_mgr_sessions_dump(void) > -{ > - struct cfa_tcam_mgr_session_data *session; > - unsigned int sess_idx; > - bool sess_found = false; > - enum cfa_tcam_mgr_tbl_type tbl_type; > - > - printf("\nTCAM Sessions Table:\n"); > - for (sess_idx = 0; sess_idx < ARRAY_SIZE(session_data); sess_idx++) { > - if (session_data[sess_idx].session_id != 0) { > - session = &session_data[sess_idx]; > - if (!sess_found) { > - printf(SESSION_DUMP_HEADER_1); > - printf(SESSION_DUMP_HEADER_2); > - } > - printf("Session 0x%08x:\n", > - session->session_id); > - for (tbl_type = CFA_TCAM_MGR_TBL_TYPE_START; > - tbl_type < CFA_TCAM_MGR_TBL_TYPE_MAX; > - tbl_type++) { > - cfa_tcam_mgr_session_printf(session, tbl_type); > - } > - sess_found = true; > - } > - } > - > - if (!sess_found) > - printf("No sessions found.\n"); > -} > - > -/* This dumps all the sessions using an entry */ > -void > -cfa_tcam_mgr_entry_sessions_dump(int sess_idx, uint16_t id) > -{ > - bool session_found = false; > - > - if (id >= cfa_tcam_mgr_max_entries[sess_idx]) { > - printf("Entry ID %u out of range for sess_idx %d. Max ID %u.\n", > - id, sess_idx, cfa_tcam_mgr_max_entries[sess_idx] - 1); > - return; > - } > - > - if (!SBMP_IS_NULL(session_bmp[sess_idx][id])) { > - printf("Sessions using entry ID %u:\n", id); > - for (sess_idx = 0; sess_idx < SBMP_SESSION_MAX; sess_idx++) > - if (SBMP_MEMBER(session_bmp[sess_idx][id], (sess_idx))) { > - if (session_data[sess_idx].session_id != 0) { > - printf("0x%08x (index %d)\n", > - session_data[sess_idx].session_id, > - sess_idx); > - session_found = true; > - } else { > - printf("Error! Entry ID %u used by " > - "session index %d which is not " > - "in use.\n", > - id, sess_idx); > - } > - } > - if (!session_found) > - printf("No sessions using entry ID %u.\n", id); > - } else { > - printf("Entry ID %u not in use.\n", > - id); > - return; > - } > -} > - > -/* This dumps all the entries in use by any session */ > -void > -cfa_tcam_mgr_session_entries_dump(int sess_idx) > -{ > - bool entry_found = false; > - uint16_t id; > - > - printf("\nGlobal Maximum Entries for sess_idx %d: %d\n\n", > - sess_idx, cfa_tcam_mgr_max_entries[sess_idx]); > - printf("TCAM Session Entry Table:\n"); > - for (id = 0; id < cfa_tcam_mgr_max_entries[sess_idx]; id++) { > - if (!SBMP_IS_NULL(session_bmp[sess_idx][id])) { > - if (!entry_found) > - printf(" EID Session bitmap\n"); > - printf("%5u ", id); > - cfa_tcam_mgr_session_bitmap_print(&session_bmp[sess_idx][id]); > - printf("\n"); > - entry_found = true; > - } > - } > - > - if (!entry_found) > - printf("No entries found.\n"); > -} > diff --git a/drivers/net/bnxt/tf_core/tf_em_common.c b/drivers/net/bnxt/tf_core/tf_em_common.c > deleted file mode 100644 > index 2449759db0..0000000000 > --- a/drivers/net/bnxt/tf_core/tf_em_common.c > +++ /dev/null > @@ -1,23 +0,0 @@ > -/* SPDX-License-Identifier: BSD-3-Clause > - * Copyright(c) 2019-2023 Broadcom > - * All rights reserved. > - */ > - > -#include > -#include > -#include > -#include > -#include > -#include > -#include "tf_core.h" > -#include "tf_util.h" > -#include "tf_common.h" > -#include "tf_em.h" > -#include "tf_em_common.h" > -#include "tf_msg.h" > -#include "tfp.h" > -#include "tf_device.h" > -#include "tf_ext_flow_handle.h" > -#include "hcapi_cfa.h" > -#include "bnxt.h" > - > diff --git a/drivers/net/bnxt/tf_core/tf_em_host.c b/drivers/net/bnxt/tf_core/tf_em_host.c > deleted file mode 100644 > index 6db0057b2c..0000000000 > --- a/drivers/net/bnxt/tf_core/tf_em_host.c > +++ /dev/null > @@ -1,23 +0,0 @@ > -/* SPDX-License-Identifier: BSD-3-Clause > - * Copyright(c) 2019-2023 Broadcom > - * All rights reserved. > - */ > - > -#include > -#include > -#include > -#include > -#include > -#include > - > -#include "tf_core.h" > -#include "tf_util.h" > -#include "tf_common.h" > -#include "tf_em.h" > -#include "tf_em_common.h" > -#include "tf_msg.h" > -#include "tfp.h" > -#include "lookup3.h" > -#include "tf_ext_flow_handle.h" > - > -#include "bnxt.h" > diff --git a/drivers/net/bnxt/tf_ulp/ulp_utils.c b/drivers/net/bnxt/tf_ulp/ulp_utils.c > deleted file mode 100644 > index 85e309d7a2..0000000000 > --- a/drivers/net/bnxt/tf_ulp/ulp_utils.c > +++ /dev/null > @@ -1,1100 +0,0 @@ > -/* SPDX-License-Identifier: BSD-3-Clause > - * Copyright(c) 2014-2023 Broadcom > - * All rights reserved. > - */ > - > -#include > -#include "ulp_utils.h" > -#include "bnxt_tf_common.h" > - > -/* > - * Initialize the regfile structure for writing > - * > - * regfile [in] Ptr to a regfile instance > - * > - * returns zero on success > - */ > -int32_t > -ulp_regfile_init(struct ulp_regfile *regfile) > -{ > - /* validate the arguments */ > - if (!regfile) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; > - } > - memset(regfile, 0, sizeof(struct ulp_regfile)); > - return 0; /* Success */ > -} > - > -/* > - * Read a value from the regfile > - * > - * regfile [in] The regfile instance. Must be initialized prior to being used > - * > - * field [in] The field to be read within the regfile. > - * > - * data [in/out] > - * > - * returns zero on success > - */ > -int32_t > -ulp_regfile_read(struct ulp_regfile *regfile, > - enum bnxt_ulp_rf_idx field, > - uint64_t *data) > -{ > - /* validate the arguments */ > - if (!regfile || field >= BNXT_ULP_RF_IDX_LAST) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; > - } > - > - *data = regfile->entry[field].data; > - return 0; > -} > - > -/* > - * Write a value to the regfile > - * > - * regfile [in] The regfile instance. Must be initialized prior to being used > - * > - * field [in] The field to be written within the regfile. > - * > - * data [in] The value is written into this variable. It is going to be in the > - * same byte order as it was written. > - * > - * size [in] The size in bytes of the value being written into this > - * variable. > - * > - * returns 0 on success > - */ > -int32_t > -ulp_regfile_write(struct ulp_regfile *regfile, > - enum bnxt_ulp_rf_idx field, > - uint64_t data) > -{ > - /* validate the arguments */ > - if (!regfile || field >= BNXT_ULP_RF_IDX_LAST) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; /* failure */ > - } > - > - regfile->entry[field].data = data; > - return 0; /* Success */ > -} > - > -static void > -ulp_bs_put_msb(uint8_t *bs, uint16_t bitpos, uint8_t bitlen, uint8_t val) > -{ > - uint8_t bitoffs = bitpos % 8; > - uint16_t index = bitpos / 8; > - uint8_t mask; > - uint8_t tmp; > - int8_t shift; > - > - tmp = bs[index]; > - mask = ((uint8_t)-1 >> (8 - bitlen)); > - shift = 8 - bitoffs - bitlen; > - val &= mask; > - > - if (shift >= 0) { > - tmp &= ~(mask << shift); > - tmp |= val << shift; > - bs[index] = tmp; > - } else { > - tmp &= ~((uint8_t)-1 >> bitoffs); > - tmp |= val >> -shift; > - bs[index++] = tmp; > - > - tmp = bs[index]; > - tmp &= ((uint8_t)-1 >> (bitlen - (8 - bitoffs))); > - tmp |= val << (8 + shift); > - bs[index] = tmp; > - } > -} > - > -static void > -ulp_bs_put_lsb(uint8_t *bs, uint16_t bitpos, uint8_t bitlen, uint8_t val) > -{ > - uint8_t bitoffs = bitpos % 8; > - uint16_t index = bitpos / 8; > - uint8_t mask; > - uint8_t tmp; > - uint8_t shift; > - uint8_t partial; > - > - tmp = bs[index]; > - shift = bitoffs; > - > - if (bitoffs + bitlen <= 8) { > - mask = ((1 << bitlen) - 1) << shift; > - tmp &= ~mask; > - tmp |= ((val << shift) & mask); > - bs[index] = tmp; > - } else { > - partial = 8 - bitoffs; > - mask = ((1 << partial) - 1) << shift; > - tmp &= ~mask; > - tmp |= ((val << shift) & mask); > - bs[index++] = tmp; > - > - val >>= partial; > - partial = bitlen - partial; > - mask = ((1 << partial) - 1); > - tmp = bs[index]; > - tmp &= ~mask; > - tmp |= (val & mask); > - bs[index] = tmp; > - } > -} > - > -/* > - * Add data to the byte array in Little endian format. > - * > - * bs [in] The byte array where data is pushed > - * > - * pos [in] The offset where data is pushed > - * > - * len [in] The number of bits to be added to the data array. > - * > - * val [in] The data to be added to the data array. > - * > - * returns the number of bits pushed. > - */ > -uint32_t > -ulp_bs_push_lsb(uint8_t *bs, uint16_t pos, uint8_t len, uint8_t *val) > -{ > - int i; > - int cnt = (len) / 8; > - int tlen = len; > - > - if (cnt > 0 && !(len % 8)) > - cnt -= 1; > - > - for (i = 0; i < cnt; i++) { > - ulp_bs_put_lsb(bs, pos, 8, val[cnt - i]); > - pos += 8; > - tlen -= 8; > - } > - > - /* Handle the remainder bits */ > - if (tlen) > - ulp_bs_put_lsb(bs, pos, tlen, val[0]); > - return len; > -} > - > -/* > - * Add data to the byte array in Big endian format. > - * > - * bs [in] The byte array where data is pushed > - * > - * pos [in] The offset where data is pushed > - * > - * len [in] The number of bits to be added to the data array. > - * > - * val [in] The data to be added to the data array. > - * > - * returns the number of bits pushed. > - */ > -uint32_t > -ulp_bs_push_msb(uint8_t *bs, uint16_t pos, uint8_t len, uint8_t *val) > -{ > - int i; > - int cnt = (len + 7) / 8; > - > - /* Handle any remainder bits */ > - int tmp = len % 8; > - > - if (!tmp) > - tmp = 8; > - > - ulp_bs_put_msb(bs, pos, tmp, val[0]); > - > - pos += tmp; > - > - for (i = 1; i < cnt; i++) { > - ulp_bs_put_msb(bs, pos, 8, val[i]); > - pos += 8; > - } > - > - return len; > -} > - > -/* > - * Initializes the blob structure for creating binary blob > - * > - * blob [in] The blob to be initialized > - * > - * bitlen [in] The bit length of the blob > - * > - * order [in] The byte order for the blob. Currently only supporting > - * big endian. All fields are packed with this order. > - * > - * returns zero on success > - * Notes - If bitlen is zero then set it to max. > - */ > -int32_t > -ulp_blob_init(struct ulp_blob *blob, > - uint16_t bitlen, > - enum bnxt_ulp_byte_order order) > -{ > - /* validate the arguments */ > - if (!blob || bitlen > (8 * sizeof(blob->data))) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; > - } > - if (bitlen) > - blob->bitlen = bitlen; > - else > - blob->bitlen = BNXT_ULP_FLMP_BLOB_SIZE_IN_BITS; > - blob->byte_order = order; > - blob->write_idx = 0; > - memset(blob->data, 0, sizeof(blob->data)); > - return 0; /* Success */ > -} > - > -/* > - * Add data to the binary blob at the current offset. > - * > - * blob [in] The blob that data is added to. The blob must > - * be initialized prior to pushing data. > - * > - * data [in] A pointer to bytes to be added to the blob. > - * > - * datalen [in] The number of bits to be added to the blob. > - * > - * The offset of the data is updated after each push of data. > - * > - * returns zero on success > - */ > -#define ULP_BLOB_BYTE 8 > -#define ULP_BLOB_BYTE_HEX 0xFF > -#define BLOB_MASK_CAL(x) ((0xFF << (x)) & 0xFF) > -int32_t > -ulp_blob_push(struct ulp_blob *blob, > - uint8_t *data, > - uint32_t datalen) > -{ > - uint32_t rc; > - > - /* validate the arguments */ > - if (!blob || datalen > (uint32_t)(blob->bitlen - blob->write_idx)) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; > - } > - > - if (blob->byte_order == BNXT_ULP_BYTE_ORDER_BE) > - rc = ulp_bs_push_msb(blob->data, > - blob->write_idx, > - datalen, > - data); > - else > - rc = ulp_bs_push_lsb(blob->data, > - blob->write_idx, > - datalen, > - data); > - if (!rc) { > - BNXT_DRV_DBG(ERR, "Failed to write blob\n"); > - return -EINVAL; > - } > - blob->write_idx += datalen; > - return 0; > -} > - > -/* > - * Insert data into the binary blob at the given offset. > - * > - * blob [in] The blob that data is added to. The blob must > - * be initialized prior to pushing data. > - * > - * offset [in] The offset where the data needs to be inserted. > - * > - * data [in/out] A pointer to bytes to be added to the blob. > - * > - * datalen [in] The number of bits to be added to the blob. > - * > - * The offset of the data is updated after each push of data. > - * > - * returns zero on success > - */ > -int32_t > -ulp_blob_insert(struct ulp_blob *blob, uint32_t offset, > - uint8_t *data, uint32_t datalen) > -{ > - uint32_t rc; > - uint8_t local_data[BNXT_ULP_FLMP_BLOB_SIZE]; > - uint16_t mov_len; > - > - /* validate the arguments */ > - if (!blob || datalen > (uint32_t)(blob->bitlen - blob->write_idx) || > - offset > blob->write_idx) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; > - } > - > - mov_len = blob->write_idx - offset; > - /* If offset and data len are not 8 bit aligned then return error */ > - if (ULP_BITS_IS_BYTE_NOT_ALIGNED(offset) || > - ULP_BITS_IS_BYTE_NOT_ALIGNED(datalen)) { > - BNXT_DRV_DBG(ERR, "invalid argument, not aligned\n"); > - return -EINVAL; > - } > - > - /* copy the data so we can move the data */ > - memcpy(local_data, &blob->data[ULP_BITS_2_BYTE_NR(offset)], > - ULP_BITS_2_BYTE(mov_len)); > - blob->write_idx = offset; > - if (blob->byte_order == BNXT_ULP_BYTE_ORDER_BE) > - rc = ulp_bs_push_msb(blob->data, > - blob->write_idx, > - datalen, > - data); > - else > - rc = ulp_bs_push_lsb(blob->data, > - blob->write_idx, > - datalen, > - data); > - if (!rc) { > - BNXT_DRV_DBG(ERR, "Failed to write blob\n"); > - return -EINVAL; > - } > - /* copy the previously stored data */ > - memcpy(&blob->data[ULP_BITS_2_BYTE_NR(offset + datalen)], local_data, > - ULP_BITS_2_BYTE(mov_len)); > - blob->write_idx += (mov_len + datalen); > - return 0; > -} > - > -/* > - * Add data to the binary blob at the current offset. > - * > - * blob [in] The blob that data is added to. The blob must > - * be initialized prior to pushing data. > - * > - * data [in] 64-bit value to be added to the blob. > - * > - * datalen [in] The number of bits to be added to the blob. > - * > - * The offset of the data is updated after each push of data. > - * NULL returned on error, pointer pushed value otherwise. > - */ > -uint8_t * > -ulp_blob_push_64(struct ulp_blob *blob, > - uint64_t *data, > - uint32_t datalen) > -{ > - uint8_t *val = (uint8_t *)data; > - int rc; > - > - int size = (datalen + 7) / 8; > - > - if (!blob || !data || > - datalen > (uint32_t)(blob->bitlen - blob->write_idx)) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return NULL; > - } > - > - rc = ulp_blob_push(blob, &val[8 - size], datalen); > - if (rc) > - return NULL; > - > - return &val[8 - size]; > -} > - > -/* > - * Add data to the binary blob at the current offset. > - * > - * blob [in] The blob that data is added to. The blob must > - * be initialized prior to pushing data. > - * > - * data [in] 32-bit value to be added to the blob. > - * > - * datalen [in] The number of bits to be added to the blob. > - * > - * The offset of the data is updated after each push of data. > - * NULL returned on error, pointer pushed value otherwise. > - */ > -uint8_t * > -ulp_blob_push_32(struct ulp_blob *blob, > - uint32_t *data, > - uint32_t datalen) > -{ > - uint8_t *val = (uint8_t *)data; > - uint32_t rc; > - uint32_t size = ULP_BITS_2_BYTE(datalen); > - > - if (!data || size > sizeof(uint32_t)) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return NULL; > - } > - > - rc = ulp_blob_push(blob, &val[sizeof(uint32_t) - size], datalen); > - if (rc) > - return NULL; > - > - return &val[sizeof(uint32_t) - size]; > -} > - > -/* > - * Add encap data to the binary blob at the current offset. > - * > - * blob [in] The blob that data is added to. The blob must > - * be initialized prior to pushing data. > - * > - * data [in] value to be added to the blob. > - * > - * datalen [in] The number of bits to be added to the blob. > - * > - * The offset of the data is updated after each push of data. > - * NULL returned on error, pointer pushed value otherwise. > - */ > -int32_t > -ulp_blob_push_encap(struct ulp_blob *blob, > - uint8_t *data, > - uint32_t datalen) > -{ > - uint8_t *val = (uint8_t *)data; > - uint32_t initial_size, write_size = datalen; > - uint32_t size = 0; > - > - if (!blob || !data || > - datalen > (uint32_t)(blob->bitlen - blob->write_idx)) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -1; > - } > - > - initial_size = ULP_BYTE_2_BITS(sizeof(uint64_t)) - > - (blob->write_idx % ULP_BYTE_2_BITS(sizeof(uint64_t))); > - while (write_size > 0) { > - if (initial_size && write_size > initial_size) { > - size = initial_size; > - initial_size = 0; > - } else if (initial_size && write_size <= initial_size) { > - size = write_size; > - initial_size = 0; > - } else if (write_size > ULP_BYTE_2_BITS(sizeof(uint64_t))) { > - size = ULP_BYTE_2_BITS(sizeof(uint64_t)); > - } else { > - size = write_size; > - } > - if (ulp_blob_push(blob, val, size)) { > - BNXT_DRV_DBG(ERR, "push field failed\n"); > - return -1; > - } > - val += ULP_BITS_2_BYTE(size); > - write_size -= size; > - } > - return datalen; > -} > - > -/* > - * Adds pad to an initialized blob at the current offset > - * > - * blob [in] The blob that data is added to. The blob must > - * be initialized prior to pushing data. > - * > - * datalen [in] The number of bits of pad to add > - * > - * returns the number of pad bits added, -1 on failure > - */ > -int32_t > -ulp_blob_pad_push(struct ulp_blob *blob, > - uint32_t datalen) > -{ > - if (datalen > (uint32_t)(blob->bitlen - blob->write_idx)) { > - BNXT_DRV_DBG(ERR, "Pad too large for blob\n"); > - return -1; > - } > - > - blob->write_idx += datalen; > - return datalen; > -} > - > -/* > - * Adds pad to an initialized blob at the current offset based on > - * the alignment. > - * > - * blob [in] The blob that needs to be aligned > - * > - * align [in] Alignment in bits. > - * > - * returns the number of pad bits added, -1 on failure > - */ > -int32_t > -ulp_blob_pad_align(struct ulp_blob *blob, > - uint32_t align) > -{ > - int32_t pad = 0; > - > - pad = RTE_ALIGN(blob->write_idx, align) - blob->write_idx; > - if (pad > (int32_t)(blob->bitlen - blob->write_idx)) { > - BNXT_DRV_DBG(ERR, "Pad too large for blob\n"); > - return -1; > - } > - blob->write_idx += pad; > - return pad; > -} > - > -/* Get data from src and put into dst using little-endian format */ > -static void > -ulp_bs_get_lsb(uint8_t *src, uint16_t bitpos, uint8_t bitlen, uint8_t *dst) > -{ > - uint8_t bitoffs = bitpos % ULP_BLOB_BYTE; > - uint16_t index = ULP_BITS_2_BYTE_NR(bitpos); > - uint8_t mask, partial, shift; > - > - shift = bitoffs; > - partial = ULP_BLOB_BYTE - bitoffs; > - if (bitoffs + bitlen <= ULP_BLOB_BYTE) { > - mask = ((1 << bitlen) - 1) << shift; > - *dst = (src[index] & mask) >> shift; > - } else { > - mask = ((1 << partial) - 1) << shift; > - *dst = (src[index] & mask) >> shift; > - index++; > - partial = bitlen - partial; > - mask = ((1 << partial) - 1); > - *dst |= (src[index] & mask) << (ULP_BLOB_BYTE - bitoffs); > - } > -} > - > -/* > - * Get data from the byte array in Little endian format. > - * > - * src [in] The byte array where data is extracted from > - * > - * dst [out] The byte array where data is pulled into > - * > - * size [in] The size of dst array in bytes > - * > - * offset [in] The offset where data is pulled > - * > - * len [in] The number of bits to be extracted from the data array > - * > - * returns None. > - */ > -void > -ulp_bs_pull_lsb(uint8_t *src, uint8_t *dst, uint32_t size, > - uint32_t offset, uint32_t len) > -{ > - uint32_t idx; > - uint32_t cnt = ULP_BITS_2_BYTE_NR(len); > - > - /* iterate bytewise to get data */ > - for (idx = 0; idx < cnt; idx++) { > - ulp_bs_get_lsb(src, offset, ULP_BLOB_BYTE, > - &dst[size - 1 - idx]); > - offset += ULP_BLOB_BYTE; > - len -= ULP_BLOB_BYTE; > - } > - > - /* Extract the last reminder data that is not 8 byte boundary */ > - if (len) > - ulp_bs_get_lsb(src, offset, len, &dst[size - 1 - idx]); > -} > - > -/* Get data from src and put into dst using big-endian format */ > -static void > -ulp_bs_get_msb(uint8_t *src, uint16_t bitpos, uint8_t bitlen, uint8_t *dst) > -{ > - uint8_t bitoffs = bitpos % ULP_BLOB_BYTE; > - uint16_t index = ULP_BITS_2_BYTE_NR(bitpos); > - uint8_t mask; > - int32_t shift; > - > - shift = ULP_BLOB_BYTE - bitoffs - bitlen; > - if (shift >= 0) { > - mask = 0xFF >> -bitlen; > - *dst = (src[index] >> shift) & mask; > - } else { > - *dst = (src[index] & (0xFF >> bitoffs)) << -shift; > - *dst |= src[index + 1] >> -shift; > - } > -} > - > -/* > - * Get data from the byte array in Big endian format. > - * > - * src [in] The byte array where data is extracted from > - * > - * dst [out] The byte array where data is pulled into > - * > - * offset [in] The offset where data is pulled > - * > - * len [in] The number of bits to be extracted from the data array > - * > - * returns None. > - */ > -void > -ulp_bs_pull_msb(uint8_t *src, uint8_t *dst, > - uint32_t offset, uint32_t len) > -{ > - uint32_t idx; > - uint32_t cnt = ULP_BITS_2_BYTE_NR(len); > - > - /* iterate bytewise to get data */ > - for (idx = 0; idx < cnt; idx++) { > - ulp_bs_get_msb(src, offset, ULP_BLOB_BYTE, &dst[idx]); > - offset += ULP_BLOB_BYTE; > - len -= ULP_BLOB_BYTE; > - } > - > - /* Extract the last reminder data that is not 8 byte boundary */ > - if (len) > - ulp_bs_get_msb(src, offset, len, &dst[idx]); > -} > - > -/* > - * Extract data from the binary blob using given offset. > - * > - * blob [in] The blob that data is extracted from. The blob must > - * be initialized prior to pulling data. > - * > - * data [in] A pointer to put the data. > - * data_size [in] size of the data buffer in bytes. > - *offset [in] - Offset in the blob to extract the data in bits format. > - * len [in] The number of bits to be pulled from the blob. > - * > - * Output: zero on success, -1 on failure > - */ > -int32_t > -ulp_blob_pull(struct ulp_blob *blob, uint8_t *data, uint32_t data_size, > - uint16_t offset, uint16_t len) > -{ > - /* validate the arguments */ > - if (!blob || (offset + len) > blob->bitlen || > - ULP_BYTE_2_BITS(data_size) < len) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -1; /* failure */ > - } > - > - if (blob->byte_order == BNXT_ULP_BYTE_ORDER_BE) > - ulp_bs_pull_msb(blob->data, data, offset, len); > - else > - ulp_bs_pull_lsb(blob->data, data, data_size, offset, len); > - return 0; > -} > - > -/* > - * Get the data portion of the binary blob. > - * > - * blob [in] The blob's data to be retrieved. The blob must be > - * initialized prior to pushing data. > - * > - * datalen [out] The number of bits that are filled. > - * > - * Returns a byte array of the blob data or NULL on error. > - */ > -uint8_t * > -ulp_blob_data_get(struct ulp_blob *blob, > - uint16_t *datalen) > -{ > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return NULL; /* failure */ > - } > - *datalen = blob->write_idx; > - return blob->data; > -} > - > -/* > - * Get the data length of the binary blob. > - * > - * blob [in] The blob's data len to be retrieved. > - * > - * returns length of the binary blob > - */ > -uint16_t > -ulp_blob_data_len_get(struct ulp_blob *blob) > -{ > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return 0; /* failure */ > - } > - return blob->write_idx; > -} > - > -/* > - * Set the encap swap start index of the binary blob. > - * > - * blob [in] The blob's data to be retrieved. The blob must be > - * initialized prior to pushing data. > - * > - * returns void. > - */ > -void > -ulp_blob_encap_swap_idx_set(struct ulp_blob *blob) > -{ > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return; /* failure */ > - } > - blob->encap_swap_idx = blob->write_idx; > -} > - > -/* > - * Perform the encap buffer swap to 64 bit reversal. > - * > - * blob [in] The blob's data to be used for swap. > - * > - * returns void. > - */ > -void > -ulp_blob_perform_encap_swap(struct ulp_blob *blob) > -{ > - uint32_t i, idx = 0, end_idx = 0, roundoff; > - uint8_t temp_val_1, temp_val_2; > - > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return; /* failure */ > - } > - idx = ULP_BITS_2_BYTE_NR(blob->encap_swap_idx); > - end_idx = ULP_BITS_2_BYTE(blob->write_idx); > - roundoff = ULP_BYTE_2_BITS(ULP_BITS_2_BYTE(end_idx)); > - if (roundoff > end_idx) { > - blob->write_idx += ULP_BYTE_2_BITS(roundoff - end_idx); > - end_idx = roundoff; > - } > - while (idx <= end_idx) { > - for (i = 0; i < 4; i = i + 2) { > - temp_val_1 = blob->data[idx + i]; > - temp_val_2 = blob->data[idx + i + 1]; > - blob->data[idx + i] = blob->data[idx + 6 - i]; > - blob->data[idx + i + 1] = blob->data[idx + 7 - i]; > - blob->data[idx + 7 - i] = temp_val_2; > - blob->data[idx + 6 - i] = temp_val_1; > - } > - idx += 8; > - } > -} > - > -/* > - * Perform the blob buffer reversal byte wise. > - * This api makes the first byte the last and > - * vice-versa. > - * > - * blob [in] The blob's data to be used for swap. > - * chunk_size[in] the swap is done within the chunk in bytes > - * > - * returns void. > - */ > -void > -ulp_blob_perform_byte_reverse(struct ulp_blob *blob, > - uint32_t chunk_size) > -{ > - uint32_t idx = 0, jdx = 0, num = 0; > - uint8_t xchar; > - uint8_t *buff; > - > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return; /* failure */ > - } > - > - buff = blob->data; > - num = ULP_BITS_2_BYTE(blob->write_idx) / chunk_size; > - for (idx = 0; idx < num; idx++) { > - for (jdx = 0; jdx < chunk_size / 2; jdx++) { > - xchar = buff[jdx]; > - buff[jdx] = buff[(chunk_size - 1) - jdx]; > - buff[(chunk_size - 1) - jdx] = xchar; > - } > - buff += chunk_size; > - } > -} > - > -/* > - * Perform the blob buffer 64 bit word swap. > - * This api makes the first 4 bytes the last in > - * a given 64 bit value and vice-versa. > - * > - * blob [in] The blob's data to be used for swap. > - * > - * returns void. > - */ > -void > -ulp_blob_perform_64B_word_swap(struct ulp_blob *blob) > -{ > - uint32_t i, j, num; > - uint8_t xchar; > - uint32_t word_size = ULP_64B_IN_BYTES / 2; > - > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return; /* failure */ > - } > - num = ULP_BITS_2_BYTE(blob->write_idx); > - for (i = 0; i < num; i = i + ULP_64B_IN_BYTES) { > - for (j = 0; j < word_size; j++) { > - xchar = blob->data[i + j]; > - blob->data[i + j] = blob->data[i + j + word_size]; > - blob->data[i + j + word_size] = xchar; > - } > - } > -} > - > -/* > - * Perform the blob buffer 64 bit byte swap. > - * This api makes the first byte the last in > - * a given 64 bit value and vice-versa. > - * > - * blob [in] The blob's data to be used for swap. > - * > - * returns void. > - */ > -void > -ulp_blob_perform_64B_byte_swap(struct ulp_blob *blob) > -{ > - uint32_t i, j, num; > - uint8_t xchar; > - uint32_t offset = ULP_64B_IN_BYTES - 1; > - > - /* validate the arguments */ > - if (!blob) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return; /* failure */ > - } > - num = ULP_BITS_2_BYTE(blob->write_idx); > - for (i = 0; i < num; i = i + ULP_64B_IN_BYTES) { > - for (j = 0; j < (ULP_64B_IN_BYTES / 2); j++) { > - xchar = blob->data[i + j]; > - blob->data[i + j] = blob->data[i + offset - j]; > - blob->data[i + offset - j] = xchar; > - } > - } > -} > - > -static int32_t > -ulp_blob_msb_block_merge(struct ulp_blob *dst, struct ulp_blob *src, > - uint32_t block_size, uint32_t pad) > -{ > - uint32_t i, k, write_bytes, remaining; > - uint16_t num; > - uint8_t *src_buf = ulp_blob_data_get(src, &num); > - uint8_t bluff; > - > - for (i = 0; i < num;) { > - if (((dst->write_idx % block_size) + (num - i)) > block_size) > - write_bytes = block_size - > - (dst->write_idx % block_size); > - else > - write_bytes = num - i; > - for (k = 0; k < ULP_BITS_2_BYTE_NR(write_bytes); k++) { > - ulp_bs_put_msb(dst->data, dst->write_idx, ULP_BLOB_BYTE, > - *src_buf); > - dst->write_idx += ULP_BLOB_BYTE; > - src_buf++; > - } > - remaining = write_bytes % ULP_BLOB_BYTE; > - if (remaining) { > - bluff = (*src_buf) & ((uint8_t)-1 << > - (ULP_BLOB_BYTE - remaining)); > - ulp_bs_put_msb(dst->data, dst->write_idx, > - ULP_BLOB_BYTE, bluff); > - dst->write_idx += remaining; > - } > - if (write_bytes != (num - i)) { > - /* add the padding */ > - ulp_blob_pad_push(dst, pad); > - if (remaining) { > - ulp_bs_put_msb(dst->data, dst->write_idx, > - ULP_BLOB_BYTE - remaining, > - *src_buf); > - dst->write_idx += ULP_BLOB_BYTE - remaining; > - src_buf++; > - } > - } > - i += write_bytes; > - } > - return 0; > -} > - > -/* > - * Perform the blob buffer merge. > - * This api makes the src blob merged to the dst blob. > - * The block size and pad size help in padding the dst blob > - * > - * dst [in] The destination blob, the blob to be merged. > - * src [in] The src blob. > - * block_size [in] The size of the block in bytes after which padding gets > - * applied. > - * pad [in] The size of the pad to be applied. > - * > - * returns 0 on success. > - */ > -int32_t > -ulp_blob_block_merge(struct ulp_blob *dst, struct ulp_blob *src, > - uint32_t block_size, uint32_t pad) > -{ > - if (dst->byte_order == BNXT_ULP_BYTE_ORDER_BE && > - src->byte_order == BNXT_ULP_BYTE_ORDER_BE) > - return ulp_blob_msb_block_merge(dst, src, block_size, pad); > - > - BNXT_DRV_DBG(ERR, "block merge not implemented yet\n"); > - return -EINVAL; > -} > - > -int32_t > -ulp_blob_append(struct ulp_blob *dst, struct ulp_blob *src, > - uint16_t src_offset, uint16_t src_len) > -{ > - uint32_t k, remaining = 0; > - uint16_t num; > - uint8_t bluff; > - uint8_t *src_buf = ulp_blob_data_get(src, &num); > - > - if ((src_offset + src_len) > num) > - return -EINVAL; > - > - /* Only supporting BE for now */ > - if (src->byte_order != BNXT_ULP_BYTE_ORDER_BE || > - dst->byte_order != BNXT_ULP_BYTE_ORDER_BE) > - return -EINVAL; > - > - /* Handle if the source offset is not on a byte boundary */ > - remaining = src_offset % ULP_BLOB_BYTE; > - if (remaining) { > - bluff = src_buf[src_offset / ULP_BLOB_BYTE] & ((uint8_t)-1 >> > - (ULP_BLOB_BYTE - remaining)); > - ulp_bs_put_msb(dst->data, dst->write_idx, > - ULP_BLOB_BYTE, bluff); > - dst->write_idx += remaining; > - src_offset += remaining; > - } > - > - src_buf += ULP_BITS_2_BYTE_NR(src_offset); > - > - /* Push the byte aligned pieces */ > - for (k = 0; k < ULP_BITS_2_BYTE_NR(src_len); k++) { > - ulp_bs_put_msb(dst->data, dst->write_idx, ULP_BLOB_BYTE, > - *src_buf); > - dst->write_idx += ULP_BLOB_BYTE; > - src_buf++; > - } > - > - /* Handle the remaining if length is not a byte boundary */ > - if (src_len > remaining) > - remaining = (src_len - remaining) % ULP_BLOB_BYTE; > - else > - remaining = 0; > - if (remaining) { > - bluff = (*src_buf) & ((uint8_t)-1 << > - (ULP_BLOB_BYTE - remaining)); > - ulp_bs_put_msb(dst->data, dst->write_idx, > - ULP_BLOB_BYTE, bluff); > - dst->write_idx += remaining; > - } > - > - return 0; > -} > - > -/* > - * Perform the blob buffer copy. > - * This api makes the src blob merged to the dst blob. > - * > - * dst [in] The destination blob, the blob to be merged. > - * src [in] The src blob. > - * > - * returns 0 on success. > - */ > -int32_t > -ulp_blob_buffer_copy(struct ulp_blob *dst, struct ulp_blob *src) > -{ > - if ((dst->write_idx + src->write_idx) > dst->bitlen) { > - BNXT_DRV_DBG(ERR, "source buffer too large\n"); > - return -EINVAL; > - } > - if (ULP_BITS_IS_BYTE_NOT_ALIGNED(dst->write_idx) || > - ULP_BITS_IS_BYTE_NOT_ALIGNED(src->write_idx)) { > - BNXT_DRV_DBG(ERR, "source buffer is not aligned\n"); > - return -EINVAL; > - } > - memcpy(&dst->data[ULP_BITS_2_BYTE_NR(dst->write_idx)], > - src->data, ULP_BITS_2_BYTE_NR(src->write_idx)); > - dst->write_idx += src->write_idx; > - return 0; > -} > - > -/* > - * Read data from the operand > - * > - * operand [in] A pointer to a 16 Byte operand > - * > - * val [in/out] The variable to copy the operand to > - * > - * bytes [in] The number of bytes to read into val > - * > - * returns zero on success. > - */ > -int32_t > -ulp_operand_read(uint8_t *operand, > - uint8_t *val, > - uint16_t bytes) > -{ > - /* validate the arguments */ > - if (!operand || !val) { > - BNXT_DRV_DBG(ERR, "invalid argument\n"); > - return -EINVAL; > - } > - memcpy(val, operand, bytes); > - return 0; > -} > - > -/* > - * Check the buffer is empty > - * > - * buf [in] The buffer > - * size [in] The size of the buffer > - * > - */ > -int32_t ulp_buffer_is_empty(const uint8_t *buf, uint32_t size) > -{ > - return buf[0] == 0 && !memcmp(buf, buf + 1, size - 1); > -} > - > -/* Function to check if bitmap is zero.Return 1 on success */ > -uint32_t ulp_bitmap_is_zero(uint8_t *bitmap, int32_t size) > -{ > - while (size-- > 0) { > - if (*bitmap != 0) > - return 0; > - bitmap++; > - } > - return 1; > -} > - > -/* Function to check if bitmap is ones. Return 1 on success */ > -uint32_t ulp_bitmap_is_ones(uint8_t *bitmap, int32_t size) > -{ > - while (size-- > 0) { > - if (*bitmap != 0xFF) > - return 0; > - bitmap++; > - } > - return 1; > -} > - > -/* Function to check if bitmap is not zero. Return 1 on success */ > -uint32_t ulp_bitmap_notzero(const uint8_t *bitmap, int32_t size) > -{ > - while (size-- > 0) { > - if (*bitmap != 0) > - return 1; > - bitmap++; > - } > - return 0; > -} > - > -/* returns 0 if input is power of 2 */ > -int32_t ulp_util_is_power_of_2(uint64_t x) > -{ > - if (((x - 1) & x)) > - return -1; > - return 0; > -} > -- > 2.51.0 >