[PATCH v2 3/5] baseband/acc: remove ACC100 HARQ pruning

[Hernan Vargas]

HARQ pruning is not an ACC100 feature. Removing in effect dead code.

Signed-off-by: Hernan Vargas <hernan.var...@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coque...@redhat.com>
---
 drivers/baseband/acc/rte_acc100_pmd.c | 33 +++++----------------------
 1 file changed, 6 insertions(+), 27 deletions(-)

diff --git a/drivers/baseband/acc/rte_acc100_pmd.c 
b/drivers/baseband/acc/rte_acc100_pmd.c
index d6b0b9400c82..f37722879c20 100644
--- a/drivers/baseband/acc/rte_acc100_pmd.c
+++ b/drivers/baseband/acc/rte_acc100_pmd.c
@@ -1152,7 +1152,6 @@ acc100_fcw_ld_fill(struct rte_bbdev_dec_op *op, struct 
acc_fcw_ld *fcw,
        uint16_t harq_out_length, harq_in_length, ncb_p, k0_p, parity_offset;
        uint32_t harq_index;
        uint32_t l;
-       bool harq_prun = false;
        uint32_t max_hc_in;
 
        fcw->qm = op->ldpc_dec.q_m;
@@ -1199,13 +1198,6 @@ acc100_fcw_ld_fill(struct rte_bbdev_dec_op *op, struct 
acc_fcw_ld *fcw,
        fcw->llr_pack_mode = check_bit(op->ldpc_dec.op_flags,
                        RTE_BBDEV_LDPC_LLR_COMPRESSION);
        harq_index = hq_index(op->ldpc_dec.harq_combined_output.offset);
-#ifdef ACC100_EXT_MEM
-       /* Limit cases when HARQ pruning is valid */
-       harq_prun = ((op->ldpc_dec.harq_combined_output.offset %
-                       ACC_HARQ_OFFSET) == 0) &&
-                       (op->ldpc_dec.harq_combined_output.offset <= UINT16_MAX
-                       * ACC_HARQ_OFFSET);
-#endif
        if (fcw->hcin_en > 0) {
                harq_in_length = op->ldpc_dec.harq_combined_input.length;
                if (fcw->hcin_decomp_mode > 0)
@@ -1221,16 +1213,9 @@ acc100_fcw_ld_fill(struct rte_bbdev_dec_op *op, struct 
acc_fcw_ld *fcw,
                if (fcw->hcin_decomp_mode > 0)
                        harq_in_length = RTE_ALIGN_FLOOR(harq_in_length, 
ACC100_HARQ_ALIGN_COMP);
 
-               if ((harq_layout[harq_index].offset > 0) && harq_prun) {
-                       rte_bbdev_log_debug("HARQ IN offset unexpected for 
now\n");
-                       fcw->hcin_size0 = harq_layout[harq_index].size0;
-                       fcw->hcin_offset = harq_layout[harq_index].offset;
-                       fcw->hcin_size1 = harq_in_length - 
harq_layout[harq_index].offset;
-               } else {
-                       fcw->hcin_size0 = harq_in_length;
-                       fcw->hcin_offset = 0;
-                       fcw->hcin_size1 = 0;
-               }
+               fcw->hcin_size0 = harq_in_length;
+               fcw->hcin_offset = 0;
+               fcw->hcin_size1 = 0;
        } else {
                fcw->hcin_size0 = 0;
                fcw->hcin_offset = 0;
@@ -1296,15 +1281,9 @@ acc100_fcw_ld_fill(struct rte_bbdev_dec_op *op, struct 
acc_fcw_ld *fcw,
                if (fcw->hcout_comp_mode > 0)
                        harq_out_length = RTE_ALIGN_FLOOR(harq_out_length, 
ACC100_HARQ_ALIGN_COMP);
 
-               if ((k0_p > fcw->hcin_size0 + ACC_HARQ_OFFSET_THRESHOLD) && 
harq_prun) {
-                       fcw->hcout_size0 = (uint16_t) fcw->hcin_size0;
-                       fcw->hcout_offset = k0_p & 0xFFC0;
-                       fcw->hcout_size1 = harq_out_length - fcw->hcout_offset;
-               } else {
-                       fcw->hcout_size0 = harq_out_length;
-                       fcw->hcout_size1 = 0;
-                       fcw->hcout_offset = 0;
-               }
+               fcw->hcout_size0 = harq_out_length;
+               fcw->hcout_size1 = 0;
+               fcw->hcout_offset = 0;
 
                if (fcw->hcout_size0 == 0) {
                        rte_bbdev_log(ERR, " Invalid FCW : HCout %d",
-- 
2.37.1