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From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Nicolas Chautru <nicolas.chautru@intel.com>, dev@dpdk.org
Cc: hemant.agrawal@nxp.com, david.marchand@redhat.com,
	hernan.vargas@intel.com
Subject: Re: [PATCH v2 5/7] baseband/acc: add support for MLD operation
Date: Wed, 27 Sep 2023 11:01:20 +0200	[thread overview]
Message-ID: <fb03be08-927b-eb01-addb-782a74c0a686@redhat.com> (raw)
In-Reply-To: <377b0604-2099-a333-05cf-3ca23de5110b@redhat.com>



On 9/27/23 10:41, Maxime Coquelin wrote:
> 
> 
> On 9/21/23 22:43, Nicolas Chautru wrote:
>> There is no functionality related to the MLD operation
>> but allows the unified PMD to support the operation
>> being added moving forward.
>>
>> Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
>> ---
>>   drivers/baseband/acc/acc_common.h  |  1 +
>>   drivers/baseband/acc/rte_vrb_pmd.c | 39 ++++++++++++++++++++++++------
>>   drivers/baseband/acc/vrb_pmd.h     | 12 +++++++++
>>   3 files changed, 45 insertions(+), 7 deletions(-)
>>
>> diff --git a/drivers/baseband/acc/acc_common.h 
>> b/drivers/baseband/acc/acc_common.h
>> index b5ee113faf..5de58dbe36 100644
>> --- a/drivers/baseband/acc/acc_common.h
>> +++ b/drivers/baseband/acc/acc_common.h
>> @@ -87,6 +87,7 @@
>>   #define ACC_FCW_LE_BLEN                32
>>   #define ACC_FCW_LD_BLEN                36
>>   #define ACC_FCW_FFT_BLEN               28
>> +#define ACC_FCW_MLDTS_BLEN             32
>>   #define ACC_5GUL_SIZE_0                16
>>   #define ACC_5GUL_SIZE_1                40
>>   #define ACC_5GUL_OFFSET_0              36
>> diff --git a/drivers/baseband/acc/rte_vrb_pmd.c 
>> b/drivers/baseband/acc/rte_vrb_pmd.c
>> index f460e9ea2a..e82ed55ca7 100644
>> --- a/drivers/baseband/acc/rte_vrb_pmd.c
>> +++ b/drivers/baseband/acc/rte_vrb_pmd.c
>> @@ -37,7 +37,7 @@ vrb1_queue_offset(bool pf_device, uint8_t vf_id, 
>> uint8_t qgrp_id, uint16_t aq_id
>>           return ((qgrp_id << 7) + (aq_id << 3) + VRB1_VfQmgrIngressAq);
>>   }
>> -enum {UL_4G = 0, UL_5G, DL_4G, DL_5G, FFT, NUM_ACC};
>> +enum {UL_4G = 0, UL_5G, DL_4G, DL_5G, FFT, MLD, NUM_ACC};
>>   /* Return the accelerator enum for a Queue Group Index. */
>>   static inline int
>> @@ -53,6 +53,7 @@ accFromQgid(int qg_idx, const struct rte_acc_conf 
>> *acc_conf)
>>       NumQGroupsPerFn[DL_4G] = acc_conf->q_dl_4g.num_qgroups;
>>       NumQGroupsPerFn[DL_5G] = acc_conf->q_dl_5g.num_qgroups;
>>       NumQGroupsPerFn[FFT] = acc_conf->q_fft.num_qgroups;
>> +    NumQGroupsPerFn[MLD] = acc_conf->q_mld.num_qgroups;
>>       for (acc = UL_4G;  acc < NUM_ACC; acc++)
>>           for (qgIdx = 0; qgIdx < NumQGroupsPerFn[acc]; qgIdx++)
>>               accQg[qgIndex++] = acc;
>> @@ -83,6 +84,9 @@ qtopFromAcc(struct rte_acc_queue_topology **qtop, 
>> int acc_enum, struct rte_acc_c
>>       case FFT:
>>           p_qtop = &(acc_conf->q_fft);
>>           break;
>> +    case MLD:
>> +        p_qtop = &(acc_conf->q_mld);
>> +        break;
>>       default:
>>           /* NOTREACHED. */
>>           rte_bbdev_log(ERR, "Unexpected error evaluating %s using 
>> %d", __func__, acc_enum);
>> @@ -139,6 +143,9 @@ initQTop(struct rte_acc_conf *acc_conf)
>>       acc_conf->q_fft.num_aqs_per_groups = 0;
>>       acc_conf->q_fft.num_qgroups = 0;
>>       acc_conf->q_fft.first_qgroup_index = -1;
>> +    acc_conf->q_mld.num_aqs_per_groups = 0;
>> +    acc_conf->q_mld.num_qgroups = 0;
>> +    acc_conf->q_mld.first_qgroup_index = -1;
>>   }
>>   static inline void
>> @@ -250,7 +257,7 @@ fetch_acc_config(struct rte_bbdev *dev)
>>       }
>>       rte_bbdev_log_debug(
>> -            "%s Config LLR SIGN IN/OUT %s %s QG %u %u %u %u %u AQ %u 
>> %u %u %u %u Len %u %u %u %u %u\n",
>> +            "%s Config LLR SIGN IN/OUT %s %s QG %u %u %u %u %u %u AQ 
>> %u %u %u %u %u %u Len %u %u %u %u %u %u\n",
>>               (d->pf_device) ? "PF" : "VF",
>>               (acc_conf->input_pos_llr_1_bit) ? "POS" : "NEG",
>>               (acc_conf->output_pos_llr_1_bit) ? "POS" : "NEG",
>> @@ -259,16 +266,19 @@ fetch_acc_config(struct rte_bbdev *dev)
>>               acc_conf->q_ul_5g.num_qgroups,
>>               acc_conf->q_dl_5g.num_qgroups,
>>               acc_conf->q_fft.num_qgroups,
>> +            acc_conf->q_mld.num_qgroups,
>>               acc_conf->q_ul_4g.num_aqs_per_groups,
>>               acc_conf->q_dl_4g.num_aqs_per_groups,
>>               acc_conf->q_ul_5g.num_aqs_per_groups,
>>               acc_conf->q_dl_5g.num_aqs_per_groups,
>>               acc_conf->q_fft.num_aqs_per_groups,
>> +            acc_conf->q_mld.num_aqs_per_groups,
>>               acc_conf->q_ul_4g.aq_depth_log2,
>>               acc_conf->q_dl_4g.aq_depth_log2,
>>               acc_conf->q_ul_5g.aq_depth_log2,
>>               acc_conf->q_dl_5g.aq_depth_log2,
>> -            acc_conf->q_fft.aq_depth_log2);
>> +            acc_conf->q_fft.aq_depth_log2,
>> +            acc_conf->q_mld.aq_depth_log2);
>>   }
>>   static inline void
>> @@ -332,7 +342,7 @@ vrb_check_ir(struct acc_device *acc_dev)
>>       while (ring_data->valid) {
>>           if ((ring_data->int_nb < ACC_PF_INT_DMA_DL_DESC_IRQ) || (
>> -                ring_data->int_nb > ACC_PF_INT_DMA_DL5G_DESC_IRQ)) {
>> +                ring_data->int_nb > ACC_PF_INT_DMA_MLD_DESC_IRQ)) {
>>               rte_bbdev_log(WARNING, "InfoRing: ITR:%d Info:0x%x",
>>                       ring_data->int_nb, ring_data->detailed_info);
>>               /* Initialize Info Ring entry and move forward. */
>> @@ -366,6 +376,7 @@ vrb_dev_interrupt_handler(void *cb_arg)
>>               case ACC_PF_INT_DMA_FFT_DESC_IRQ:
>>               case ACC_PF_INT_DMA_UL5G_DESC_IRQ:
>>               case ACC_PF_INT_DMA_DL5G_DESC_IRQ:
>> +            case ACC_PF_INT_DMA_MLD_DESC_IRQ:
>>                   deq_intr_det.queue_id = get_queue_id_from_ring_info(
>>                           dev->data, *ring_data);
>>                   if (deq_intr_det.queue_id == UINT16_MAX) {
>> @@ -393,6 +404,7 @@ vrb_dev_interrupt_handler(void *cb_arg)
>>               case ACC_VF_INT_DMA_FFT_DESC_IRQ:
>>               case ACC_VF_INT_DMA_UL5G_DESC_IRQ:
>>               case ACC_VF_INT_DMA_DL5G_DESC_IRQ:
>> +            case ACC_VF_INT_DMA_MLD_DESC_IRQ:
>>                   /* VFs are not aware of their vf_id - it's set to 
>> 0.  */
>>                   ring_data->vf_id = 0;
>>                   deq_intr_det.queue_id = get_queue_id_from_ring_info(
>> @@ -741,7 +753,7 @@ vrb_find_free_queue_idx(struct rte_bbdev *dev,
>>           const struct rte_bbdev_queue_conf *conf)
>>   {
>>       struct acc_device *d = dev->data->dev_private;
>> -    int op_2_acc[6] = {0, UL_4G, DL_4G, UL_5G, DL_5G, FFT};
>> +    int op_2_acc[7] = {0, UL_4G, DL_4G, UL_5G, DL_5G, FFT, MLD};
>>       int acc = op_2_acc[conf->op_type];
>>       struct rte_acc_queue_topology *qtop = NULL;
>>       uint16_t group_idx;
>> @@ -804,7 +816,8 @@ vrb_queue_setup(struct rte_bbdev *dev, uint16_t 
>> queue_id,
>>       int fcw_len = (conf->op_type == RTE_BBDEV_OP_LDPC_ENC ?
>>               ACC_FCW_LE_BLEN : (conf->op_type == 
>> RTE_BBDEV_OP_TURBO_DEC ?
>>               ACC_FCW_TD_BLEN : (conf->op_type == RTE_BBDEV_OP_LDPC_DEC ?
>> -            ACC_FCW_LD_BLEN : ACC_FCW_FFT_BLEN)));
>> +            ACC_FCW_LD_BLEN : (conf->op_type == RTE_BBDEV_OP_FFT ?
>> +            ACC_FCW_FFT_BLEN : ACC_FCW_MLDTS_BLEN))));
>>       for (desc_idx = 0; desc_idx < d->sw_ring_max_depth; desc_idx++) {
>>           desc = q->ring_addr + desc_idx;
>> @@ -916,6 +929,8 @@ vrb_queue_setup(struct rte_bbdev *dev, uint16_t 
>> queue_id,
>>           q->aq_depth = (1 << d->acc_conf.q_dl_5g.aq_depth_log2);
>>       else if (conf->op_type ==  RTE_BBDEV_OP_FFT)
>>           q->aq_depth = (1 << d->acc_conf.q_fft.aq_depth_log2);
>> +    else if (conf->op_type ==  RTE_BBDEV_OP_MLDTS)
>> +        q->aq_depth = (1 << d->acc_conf.q_mld.aq_depth_log2);
>>       q->mmio_reg_enqueue = RTE_PTR_ADD(d->mmio_base,
>>               d->queue_offset(d->pf_device, q->vf_id, q->qgrp_id, 
>> q->aq_id));
>> @@ -972,6 +987,13 @@ vrb_print_op(struct rte_bbdev_dec_op *op, enum 
>> rte_bbdev_op_type op_type,
>>               op_dl->ldpc_enc.n_filler, op_dl->ldpc_enc.cb_params.e,
>>               op_dl->ldpc_enc.op_flags, op_dl->ldpc_enc.rv_index
>>               );
>> +    } else if (op_type == RTE_BBDEV_OP_MLDTS) {
>> +        struct rte_bbdev_mldts_op *op_mldts = (struct 
>> rte_bbdev_mldts_op *) op;
>> +        rte_bbdev_log(INFO, "  Op MLD %d RBs %d NL %d Rp %d %d %x\n",
>> +                index,
>> +                op_mldts->mldts.num_rbs, op_mldts->mldts.num_layers,
>> +                op_mldts->mldts.r_rep,
>> +                op_mldts->mldts.c_rep, op_mldts->mldts.op_flags);
>>       }
>>   }
>> @@ -1151,13 +1173,16 @@ vrb_dev_info_get(struct rte_bbdev *dev, struct 
>> rte_bbdev_driver_info *dev_info)
>>               d->acc_conf.q_dl_5g.num_qgroups;
>>       dev_info->num_queues[RTE_BBDEV_OP_FFT] = 
>> d->acc_conf.q_fft.num_aqs_per_groups *
>>               d->acc_conf.q_fft.num_qgroups;
>> +    dev_info->num_queues[RTE_BBDEV_OP_MLDTS] = 
>> d->acc_conf.q_mld.num_aqs_per_groups *
>> +            d->acc_conf.q_mld.num_qgroups;
>>       dev_info->queue_priority[RTE_BBDEV_OP_TURBO_DEC] = 
>> d->acc_conf.q_ul_4g.num_qgroups;
>>       dev_info->queue_priority[RTE_BBDEV_OP_TURBO_ENC] = 
>> d->acc_conf.q_dl_4g.num_qgroups;
>>       dev_info->queue_priority[RTE_BBDEV_OP_LDPC_DEC] = 
>> d->acc_conf.q_ul_5g.num_qgroups;
>>       dev_info->queue_priority[RTE_BBDEV_OP_LDPC_ENC] = 
>> d->acc_conf.q_dl_5g.num_qgroups;
>>       dev_info->queue_priority[RTE_BBDEV_OP_FFT] = 
>> d->acc_conf.q_fft.num_qgroups;
>> +    dev_info->queue_priority[RTE_BBDEV_OP_MLDTS] = 
>> d->acc_conf.q_mld.num_qgroups;
>>       dev_info->max_num_queues = 0;
>> -    for (i = RTE_BBDEV_OP_NONE; i <= RTE_BBDEV_OP_FFT; i++)
>> +    for (i = RTE_BBDEV_OP_NONE; i <= RTE_BBDEV_OP_MLDTS; i++)
>>           dev_info->max_num_queues += dev_info->num_queues[i];
> 
> 
> Shouldn't the info reported be different for VRB1 and VRB2? IIUC, VRB1
> does not support MLDTS?

Ha yes, it is. dev_info->num_queues[RTE_BBDEV_OP_MLDTS] will be 0 in
case of VRB1.


>>       dev_info->queue_size_lim = ACC_MAX_QUEUE_DEPTH;
>>       dev_info->hardware_accelerated = true;
>> diff --git a/drivers/baseband/acc/vrb_pmd.h 
>> b/drivers/baseband/acc/vrb_pmd.h
>> index 01028273e7..1cabc0b7f4 100644
>> --- a/drivers/baseband/acc/vrb_pmd.h
>> +++ b/drivers/baseband/acc/vrb_pmd.h
>> @@ -101,6 +101,8 @@ struct acc_registry_addr {
>>       unsigned int dma_ring_ul4g_lo;
>>       unsigned int dma_ring_fft_hi;
>>       unsigned int dma_ring_fft_lo;
>> +    unsigned int dma_ring_mld_hi;
>> +    unsigned int dma_ring_mld_lo;
>>       unsigned int ring_size;
>>       unsigned int info_ring_hi;
>>       unsigned int info_ring_lo;
>> @@ -116,6 +118,8 @@ struct acc_registry_addr {
>>       unsigned int tail_ptrs_ul4g_lo;
>>       unsigned int tail_ptrs_fft_hi;
>>       unsigned int tail_ptrs_fft_lo;
>> +    unsigned int tail_ptrs_mld_hi;
>> +    unsigned int tail_ptrs_mld_lo;
>>       unsigned int depth_log0_offset;
>>       unsigned int depth_log1_offset;
>>       unsigned int qman_group_func;
>> @@ -140,6 +144,8 @@ static const struct acc_registry_addr 
>> vrb1_pf_reg_addr = {
>>       .dma_ring_ul4g_lo = VRB1_PfDmaFec4GulDescBaseLoRegVf,
>>       .dma_ring_fft_hi = VRB1_PfDmaFftDescBaseHiRegVf,
>>       .dma_ring_fft_lo = VRB1_PfDmaFftDescBaseLoRegVf,
>> +    .dma_ring_mld_hi = 0,
>> +    .dma_ring_mld_lo = 0,
>>       .ring_size =      VRB1_PfQmgrRingSizeVf,
>>       .info_ring_hi = VRB1_PfHiInfoRingBaseHiRegPf,
>>       .info_ring_lo = VRB1_PfHiInfoRingBaseLoRegPf,
>> @@ -155,6 +161,8 @@ static const struct acc_registry_addr 
>> vrb1_pf_reg_addr = {
>>       .tail_ptrs_ul4g_lo = VRB1_PfDmaFec4GulRespPtrLoRegVf,
>>       .tail_ptrs_fft_hi = VRB1_PfDmaFftRespPtrHiRegVf,
>>       .tail_ptrs_fft_lo = VRB1_PfDmaFftRespPtrLoRegVf,
>> +    .tail_ptrs_mld_hi = 0,
>> +    .tail_ptrs_mld_lo = 0,
>>       .depth_log0_offset = VRB1_PfQmgrGrpDepthLog20Vf,
>>       .depth_log1_offset = VRB1_PfQmgrGrpDepthLog21Vf,
>>       .qman_group_func = VRB1_PfQmgrGrpFunction0,
>> @@ -179,6 +187,8 @@ static const struct acc_registry_addr 
>> vrb1_vf_reg_addr = {
>>       .dma_ring_ul4g_lo = VRB1_VfDmaFec4GulDescBaseLoRegVf,
>>       .dma_ring_fft_hi = VRB1_VfDmaFftDescBaseHiRegVf,
>>       .dma_ring_fft_lo = VRB1_VfDmaFftDescBaseLoRegVf,
>> +    .dma_ring_mld_hi = 0,
>> +    .dma_ring_mld_lo = 0,
>>       .ring_size = VRB1_VfQmgrRingSizeVf,
>>       .info_ring_hi = VRB1_VfHiInfoRingBaseHiVf,
>>       .info_ring_lo = VRB1_VfHiInfoRingBaseLoVf,
>> @@ -194,6 +204,8 @@ static const struct acc_registry_addr 
>> vrb1_vf_reg_addr = {
>>       .tail_ptrs_ul4g_lo = VRB1_VfDmaFec4GulRespPtrLoRegVf,
>>       .tail_ptrs_fft_hi = VRB1_VfDmaFftRespPtrHiRegVf,
>>       .tail_ptrs_fft_lo = VRB1_VfDmaFftRespPtrLoRegVf,
>> +    .tail_ptrs_mld_hi = 0,
>> +    .tail_ptrs_mld_lo = 0,
>>       .depth_log0_offset = VRB1_VfQmgrGrpDepthLog20Vf,
>>       .depth_log1_offset = VRB1_VfQmgrGrpDepthLog21Vf,
>>       .qman_group_func = VRB1_VfQmgrGrpFunction0Vf,

Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>

Thanks,
Maxime


  reply	other threads:[~2023-09-27  9:01 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-21 20:43 [PATCH v2 0/7] VRB2 bbdev PMD introduction Nicolas Chautru
2023-09-21 20:43 ` [PATCH v2 1/7] bbdev: add FFT version member in driver info Nicolas Chautru
2023-09-21 20:43 ` [PATCH v2 2/7] baseband/acc: add FFT version in the VRB PMD Nicolas Chautru
2023-09-21 20:43 ` [PATCH v2 3/7] baseband/acc: remove the 4G SO capability for VRB1 Nicolas Chautru
2023-09-21 20:43 ` [PATCH v2 4/7] baseband/acc: allocate FCW memory separately Nicolas Chautru
2023-09-27  8:28   ` Maxime Coquelin
2023-09-28 20:33     ` Chautru, Nicolas
2023-09-21 20:43 ` [PATCH v2 5/7] baseband/acc: add support for MLD operation Nicolas Chautru
2023-09-27  8:41   ` Maxime Coquelin
2023-09-27  9:01     ` Maxime Coquelin [this message]
2023-09-27 23:02     ` Chautru, Nicolas
2023-09-28  8:06       ` Maxime Coquelin
2023-09-21 20:43 ` [PATCH v2 6/7] baseband/acc: introduce the new VRB2 variant Nicolas Chautru
2023-09-27 13:39   ` Maxime Coquelin
2023-09-27 23:46     ` Chautru, Nicolas
2023-09-28  7:36       ` David Marchand
2023-09-28  8:05       ` Maxime Coquelin
2023-09-21 20:43 ` [PATCH v2 7/7] baseband/acc: add configure helper for VRB2 Nicolas Chautru

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