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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 | // SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2023 Advanced Micro Devices, Inc */ #include <linux/pci.h> #include "core.h" static struct dentry *pdsc_dir; void pdsc_debugfs_create(void) { pdsc_dir = debugfs_create_dir(PDS_CORE_DRV_NAME, NULL); } void pdsc_debugfs_destroy(void) { debugfs_remove_recursive(pdsc_dir); } void pdsc_debugfs_add_dev(struct pdsc *pdsc) { pdsc->dentry = debugfs_create_dir(pci_name(pdsc->pdev), pdsc_dir); debugfs_create_ulong("state", 0400, pdsc->dentry, &pdsc->state); } void pdsc_debugfs_del_dev(struct pdsc *pdsc) { debugfs_remove_recursive(pdsc->dentry); pdsc->dentry = NULL; } static int identity_show(struct seq_file *seq, void *v) { struct pdsc *pdsc = seq->private; struct pds_core_dev_identity *ident; int vt; ident = &pdsc->dev_ident; seq_printf(seq, "fw_heartbeat: 0x%x\n", ioread32(&pdsc->info_regs->fw_heartbeat)); seq_printf(seq, "nlifs: %d\n", le32_to_cpu(ident->nlifs)); seq_printf(seq, "nintrs: %d\n", le32_to_cpu(ident->nintrs)); seq_printf(seq, "ndbpgs_per_lif: %d\n", le32_to_cpu(ident->ndbpgs_per_lif)); seq_printf(seq, "intr_coal_mult: %d\n", le32_to_cpu(ident->intr_coal_mult)); seq_printf(seq, "intr_coal_div: %d\n", le32_to_cpu(ident->intr_coal_div)); seq_puts(seq, "vif_types: "); for (vt = 0; vt < PDS_DEV_TYPE_MAX; vt++) seq_printf(seq, "%d ", le16_to_cpu(pdsc->dev_ident.vif_types[vt])); seq_puts(seq, "\n"); return 0; } DEFINE_SHOW_ATTRIBUTE(identity); void pdsc_debugfs_add_ident(struct pdsc *pdsc) { /* This file will already exist in the reset flow */ if (debugfs_lookup("identity", pdsc->dentry)) return; debugfs_create_file("identity", 0400, pdsc->dentry, pdsc, &identity_fops); } static int viftype_show(struct seq_file *seq, void *v) { struct pdsc *pdsc = seq->private; int vt; for (vt = 0; vt < PDS_DEV_TYPE_MAX; vt++) { if (!pdsc->viftype_status[vt].name) continue; seq_printf(seq, "%s\t%d supported %d enabled\n", pdsc->viftype_status[vt].name, pdsc->viftype_status[vt].supported, pdsc->viftype_status[vt].enabled); } return 0; } DEFINE_SHOW_ATTRIBUTE(viftype); void pdsc_debugfs_add_viftype(struct pdsc *pdsc) { debugfs_create_file("viftypes", 0400, pdsc->dentry, pdsc, &viftype_fops); } static const struct debugfs_reg32 intr_ctrl_regs[] = { { .name = "coal_init", .offset = 0, }, { .name = "mask", .offset = 4, }, { .name = "credits", .offset = 8, }, { .name = "mask_on_assert", .offset = 12, }, { .name = "coal_timer", .offset = 16, }, }; void pdsc_debugfs_add_qcq(struct pdsc *pdsc, struct pdsc_qcq *qcq) { struct dentry *qcq_dentry, *q_dentry, *cq_dentry; struct dentry *intr_dentry; struct debugfs_regset32 *intr_ctrl_regset; struct pdsc_intr_info *intr = &pdsc->intr_info[qcq->intx]; struct pdsc_queue *q = &qcq->q; struct pdsc_cq *cq = &qcq->cq; qcq_dentry = debugfs_create_dir(q->name, pdsc->dentry); if (IS_ERR_OR_NULL(qcq_dentry)) return; qcq->dentry = qcq_dentry; debugfs_create_x64("q_base_pa", 0400, qcq_dentry, &qcq->q_base_pa); debugfs_create_x32("q_size", 0400, qcq_dentry, &qcq->q_size); debugfs_create_x64("cq_base_pa", 0400, qcq_dentry, &qcq->cq_base_pa); debugfs_create_x32("cq_size", 0400, qcq_dentry, &qcq->cq_size); debugfs_create_x32("accum_work", 0400, qcq_dentry, &qcq->accum_work); q_dentry = debugfs_create_dir("q", qcq->dentry); if (IS_ERR_OR_NULL(q_dentry)) return; debugfs_create_u32("index", 0400, q_dentry, &q->index); debugfs_create_u32("num_descs", 0400, q_dentry, &q->num_descs); debugfs_create_u32("desc_size", 0400, q_dentry, &q->desc_size); debugfs_create_u32("pid", 0400, q_dentry, &q->pid); debugfs_create_u16("tail", 0400, q_dentry, &q->tail_idx); debugfs_create_u16("head", 0400, q_dentry, &q->head_idx); cq_dentry = debugfs_create_dir("cq", qcq->dentry); if (IS_ERR_OR_NULL(cq_dentry)) return; debugfs_create_x64("base_pa", 0400, cq_dentry, &cq->base_pa); debugfs_create_u32("num_descs", 0400, cq_dentry, &cq->num_descs); debugfs_create_u32("desc_size", 0400, cq_dentry, &cq->desc_size); debugfs_create_bool("done_color", 0400, cq_dentry, &cq->done_color); debugfs_create_u16("tail", 0400, cq_dentry, &cq->tail_idx); if (qcq->flags & PDS_CORE_QCQ_F_INTR) { intr_dentry = debugfs_create_dir("intr", qcq->dentry); if (IS_ERR_OR_NULL(intr_dentry)) return; debugfs_create_u32("index", 0400, intr_dentry, &intr->index); debugfs_create_u32("vector", 0400, intr_dentry, &intr->vector); intr_ctrl_regset = kzalloc(sizeof(*intr_ctrl_regset), GFP_KERNEL); if (!intr_ctrl_regset) return; intr_ctrl_regset->regs = intr_ctrl_regs; intr_ctrl_regset->nregs = ARRAY_SIZE(intr_ctrl_regs); intr_ctrl_regset->base = &pdsc->intr_ctrl[intr->index]; debugfs_create_regset32("intr_ctrl", 0400, intr_dentry, intr_ctrl_regset); } }; void pdsc_debugfs_del_qcq(struct pdsc_qcq *qcq) { debugfs_remove_recursive(qcq->dentry); qcq->dentry = NULL; } |