adf_c4xxx_pke_replay_stats.c

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    1 /* SPDX-License-Identifier: BSD-3-Clause */
    2 /* Copyright(c) 2007-2022 Intel Corporation */
    3 /* $FreeBSD$ */
    4 #include "adf_c4xxx_hw_data.h"
    5 #include "adf_c4xxx_pke_replay_stats.h"
    6 #include "adf_common_drv.h"
    7 #include "icp_qat_fw_init_admin.h"
    8 #include <sys/sbuf.h>
    9 #include <sys/sysctl.h>
   10 
   11 #define PKE_REPLAY_DBG_FILE "pke_replay_stats"
   12 #define LINE                                                                   \
   13         "+-----------------------------------------------------------------+\n"
   14 #define BANNER                                                                 \
   15         "|             PKE Replay Statistics for Qat Device                |\n"
   16 
   17 static int qat_pke_replay_counters_show(SYSCTL_HANDLER_ARGS)
   18 {
   19         struct sbuf sb;
   20         struct adf_accel_dev *accel_dev = arg1;
   21         int ret = 0;
   22         u64 suc_counter = 0;
   23         u64 unsuc_counter = 0;
   24 
   25         sbuf_new_for_sysctl(&sb, NULL, 256, req);
   26 
   27         sbuf_printf(&sb, "\n");
   28         sbuf_printf(&sb, LINE);
   29 
   30         ret = adf_get_fw_pke_stats(accel_dev, &suc_counter, &unsuc_counter);
   31         if (ret)
   32                 return ret;
   33 
   34         sbuf_printf(
   35             &sb,
   36             "| Successful Replays:    %40llu |\n| Unsuccessful Replays:  %40llu |\n",
   37             (unsigned long long)suc_counter,
   38             (unsigned long long)unsuc_counter);
   39 
   40         sbuf_finish(&sb);
   41         SYSCTL_OUT(req, sbuf_data(&sb), sbuf_len(&sb));
   42         sbuf_delete(&sb);
   43 
   44         return 0;
   45 }
   46 
   47 /**
   48  * adf_pke_replay_counters_add_c4xxx() - Create debugfs entry for
   49  * acceleration device Freq counters.
   50  * @accel_dev:  Pointer to acceleration device.
   51  *
   52  * Return: 0 on success, error code otherwise.
   53  */
   54 int
   55 adf_pke_replay_counters_add_c4xxx(struct adf_accel_dev *accel_dev)
   56 {
   57         struct sysctl_ctx_list *qat_sysctl_ctx = NULL;
   58         struct sysctl_oid *qat_sysctl_tree = NULL;
   59         struct sysctl_oid *pke_rep_file = NULL;
   60 
   61         qat_sysctl_ctx =
   62             device_get_sysctl_ctx(accel_dev->accel_pci_dev.pci_dev);
   63         qat_sysctl_tree =
   64             device_get_sysctl_tree(accel_dev->accel_pci_dev.pci_dev);
   65 
   66         pke_rep_file = SYSCTL_ADD_PROC(qat_sysctl_ctx,
   67                                        SYSCTL_CHILDREN(qat_sysctl_tree),
   68                                        OID_AUTO,
   69                                        PKE_REPLAY_DBG_FILE,
   70                                        CTLTYPE_STRING | CTLFLAG_RD,
   71                                        accel_dev,
   72                                        0,
   73                                        qat_pke_replay_counters_show,
   74                                        "A",
   75                                        "QAT PKE Replay Statistics");
   76         accel_dev->pke_replay_dbgfile = pke_rep_file;
   77         if (!accel_dev->pke_replay_dbgfile) {
   78                 device_printf(
   79                     GET_DEV(accel_dev),
   80                     "Failed to create qat pke replay debugfs entry.\n");
   81                 return ENOENT;
   82         }
   83         return 0;
   84 }
   85 
   86 /**
   87  * adf_pke_replay_counters_remove_c4xxx() - Remove debugfs entry for
   88  * acceleration device Freq counters.
   89  * @accel_dev:  Pointer to acceleration device.
   90  *
   91  * Return: void
   92  */
   93 void
   94 adf_pke_replay_counters_remove_c4xxx(struct adf_accel_dev *accel_dev)
   95 {
   96         if (accel_dev->pke_replay_dbgfile) {
   97                 remove_oid(accel_dev, accel_dev->pke_replay_dbgfile);
   98                 accel_dev->pke_replay_dbgfile = NULL;
   99         }
  100 }

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FreeBSD/Linux Kernel Cross Reference sys/dev/qat/qat_hw/qat_c4xxx/adf_c4xxx_pke_replay_stats.c

FreeBSD/Linux Kernel Cross Reference
sys/dev/qat/qat_hw/qat_c4xxx/adf_c4xxx_pke_replay_stats.c