On 4/27/22 11:17 AM, Nicolas Chautru wrote:
Adding companion function specific to ACC100 and it
can be called from bbdev-test when running from PF.

Signed-off-by: Nicolas Chautru <nicolas.chau...@intel.com>
---
  app/test-bbdev/test_bbdev_perf.c         |  57 ++++++
  drivers/baseband/acc100/rte_acc100_cfg.h |  17 ++
  drivers/baseband/acc100/rte_acc100_pmd.c | 302 +++++++++++++++++++++++++++++++
  drivers/baseband/acc100/version.map      |   2 +-
  4 files changed, 377 insertions(+), 1 deletion(-)

diff --git a/app/test-bbdev/test_bbdev_perf.c b/app/test-bbdev/test_bbdev_perf.c
index 0fa119a..baf5f6d 100644
--- a/app/test-bbdev/test_bbdev_perf.c
+++ b/app/test-bbdev/test_bbdev_perf.c
@@ -63,6 +63,8 @@
  #define ACC100_QMGR_INVALID_IDX -1
  #define ACC100_QMGR_RR 1
  #define ACC100_QOS_GBR 0
+#define ACC101PF_DRIVER_NAME   ("intel_acc101_pf")
+#define ACC101VF_DRIVER_NAME   ("intel_acc101_vf")
A dup from patch 1
  #endif
#define OPS_CACHE_SIZE 256U
@@ -765,6 +767,61 @@ typedef int (test_case_function)(struct active_device *ad,
                                "Failed to configure ACC100 PF for bbdev %s",
                                info->dev_name);
        }
+       if ((get_init_device() == true) &&
+               (!strcmp(info->drv.driver_name, ACC101PF_DRIVER_NAME))) {
+               struct rte_acc100_conf conf;

Mixing up acc100 and acc101 ?

If this actually works, combine the two.

+               unsigned int i;
+
+               printf("Configure ACC101 FEC Driver %s with default values\n",
+                               info->drv.driver_name);
+
+               /* clear default configuration before initialization */
+               memset(&conf, 0, sizeof(struct rte_acc100_conf));
+
+               /* Always set in PF mode for built-in configuration */
+               conf.pf_mode_en = true;
+               for (i = 0; i < RTE_ACC100_NUM_VFS; ++i) {
+                       conf.arb_dl_4g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_dl_4g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_dl_4g[i].round_robin_weight = ACC100_QMGR_RR;
+                       conf.arb_ul_4g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_ul_4g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_ul_4g[i].round_robin_weight = ACC100_QMGR_RR;
+                       conf.arb_dl_5g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_dl_5g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_dl_5g[i].round_robin_weight = ACC100_QMGR_RR;
+                       conf.arb_ul_5g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_ul_5g[i].gbr_threshold1 = ACC100_QOS_GBR;
+                       conf.arb_ul_5g[i].round_robin_weight = ACC100_QMGR_RR;
+               }
+
+               conf.input_pos_llr_1_bit = true;
+               conf.output_pos_llr_1_bit = true;
+               conf.num_vf_bundles = 1; /**< Number of VF bundles to setup */
+
+               conf.q_ul_4g.num_qgroups = ACC100_QMGR_NUM_QGS;
+               conf.q_ul_4g.first_qgroup_index = ACC100_QMGR_INVALID_IDX;
+               conf.q_ul_4g.num_aqs_per_groups = ACC100_QMGR_NUM_AQS;
+               conf.q_ul_4g.aq_depth_log2 = ACC100_QMGR_AQ_DEPTH;
+               conf.q_dl_4g.num_qgroups = ACC100_QMGR_NUM_QGS;
+               conf.q_dl_4g.first_qgroup_index = ACC100_QMGR_INVALID_IDX;
+               conf.q_dl_4g.num_aqs_per_groups = ACC100_QMGR_NUM_AQS;
+               conf.q_dl_4g.aq_depth_log2 = ACC100_QMGR_AQ_DEPTH;
+               conf.q_ul_5g.num_qgroups = ACC100_QMGR_NUM_QGS;
+               conf.q_ul_5g.first_qgroup_index = ACC100_QMGR_INVALID_IDX;
+               conf.q_ul_5g.num_aqs_per_groups = ACC100_QMGR_NUM_AQS;
+               conf.q_ul_5g.aq_depth_log2 = ACC100_QMGR_AQ_DEPTH;
+               conf.q_dl_5g.num_qgroups = ACC100_QMGR_NUM_QGS;
+               conf.q_dl_5g.first_qgroup_index = ACC100_QMGR_INVALID_IDX;
+               conf.q_dl_5g.num_aqs_per_groups = ACC100_QMGR_NUM_AQS;
+               conf.q_dl_5g.aq_depth_log2 = ACC100_QMGR_AQ_DEPTH;
+
+               /* setup PF with configuration information */
+               ret = rte_acc101_configure(info->dev_name, &conf);
+               TEST_ASSERT_SUCCESS(ret,
+                               "Failed to configure ACC101 PF for bbdev %s",
+                               info->dev_name);
+       }
  #endif
        /* Let's refresh this now this is configured */
        rte_bbdev_info_get(dev_id, info);
diff --git a/drivers/baseband/acc100/rte_acc100_cfg.h 
b/drivers/baseband/acc100/rte_acc100_cfg.h
index d233e42..2e3c43f 100644
--- a/drivers/baseband/acc100/rte_acc100_cfg.h
+++ b/drivers/baseband/acc100/rte_acc100_cfg.h

This file marks its API as experimental though the acc100 has been used in production for some time.

It is important that the API be stable.

Is this an oversight ?

Or what is needed to stabilize the API ?

@@ -106,6 +106,23 @@ struct rte_acc100_conf {
  int
  rte_acc100_configure(const char *dev_name, struct rte_acc100_conf *conf);
+/**
+ * Configure a ACC101 device
+ *
+ * @param dev_name
+ *   The name of the device. This is the short form of PCI BDF, e.g. 00:01.0.
+ *   It can also be retrieved for a bbdev device from the dev_name field in the
+ *   rte_bbdev_info structure returned by rte_bbdev_info_get().
+ * @param conf
+ *   Configuration to apply to ACC101 HW.
+ *
+ * @return
+ *   Zero on success, negative value on failure.
+ */
+__rte_experimental
+int
+rte_acc101_configure(const char *dev_name, struct rte_acc100_conf *conf);

I am finding seeing acc100* structs in acc101 function parameters confusing.

Maybe a general renaming of acc100 -> acc10x for the common parts.

Will we have this problem on acc120 or acc200 ?

Maybe shorten everything now to acc

+
  #ifdef __cplusplus
  }
  #endif
diff --git a/drivers/baseband/acc100/rte_acc100_pmd.c 
b/drivers/baseband/acc100/rte_acc100_pmd.c
index daf2ce0..b03cedc 100644
--- a/drivers/baseband/acc100/rte_acc100_pmd.c
+++ b/drivers/baseband/acc100/rte_acc100_pmd.c
@@ -4921,3 +4921,305 @@ static int acc100_pci_remove(struct rte_pci_device 
*pci_dev)
        rte_bbdev_log_debug("PF Tip configuration complete for %s", dev_name);
        return 0;
  }
+
+
+/* Initial configuration of a ACC101 device prior to running configure() */
+int
+rte_acc101_configure(const char *dev_name, struct rte_acc100_conf *conf)
+{

This is very similar to the acc100 configure function.

It would be good if these could be combined.

Tom


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