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path: root/drivers/misc/mic/vop/vop_debugfs.c
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Diffstat (limited to 'drivers/misc/mic/vop/vop_debugfs.c')
-rw-r--r--drivers/misc/mic/vop/vop_debugfs.c184
1 files changed, 0 insertions, 184 deletions
diff --git a/drivers/misc/mic/vop/vop_debugfs.c b/drivers/misc/mic/vop/vop_debugfs.c
deleted file mode 100644
index 9d4f175f4dd1..000000000000
--- a/drivers/misc/mic/vop/vop_debugfs.c
+++ /dev/null
@@ -1,184 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Intel MIC Platform Software Stack (MPSS)
- *
- * Copyright(c) 2016 Intel Corporation.
- *
- * Intel Virtio Over PCIe (VOP) driver.
- */
-#include <linux/debugfs.h>
-#include <linux/seq_file.h>
-
-#include "vop_main.h"
-
-static int vop_dp_show(struct seq_file *s, void *pos)
-{
- struct mic_device_desc *d;
- struct mic_device_ctrl *dc;
- struct mic_vqconfig *vqconfig;
- __u32 *features;
- __u8 *config;
- struct vop_info *vi = s->private;
- struct vop_device *vpdev = vi->vpdev;
- struct mic_bootparam *bootparam = vpdev->hw_ops->get_dp(vpdev);
- int j, k;
-
- seq_printf(s, "Bootparam: magic 0x%x\n",
- bootparam->magic);
- seq_printf(s, "Bootparam: h2c_config_db %d\n",
- bootparam->h2c_config_db);
- seq_printf(s, "Bootparam: node_id %d\n",
- bootparam->node_id);
- seq_printf(s, "Bootparam: c2h_scif_db %d\n",
- bootparam->c2h_scif_db);
- seq_printf(s, "Bootparam: h2c_scif_db %d\n",
- bootparam->h2c_scif_db);
- seq_printf(s, "Bootparam: scif_host_dma_addr 0x%llx\n",
- bootparam->scif_host_dma_addr);
- seq_printf(s, "Bootparam: scif_card_dma_addr 0x%llx\n",
- bootparam->scif_card_dma_addr);
-
- for (j = sizeof(*bootparam);
- j < MIC_DP_SIZE; j += mic_total_desc_size(d)) {
- d = (void *)bootparam + j;
- dc = (void *)d + mic_aligned_desc_size(d);
-
- /* end of list */
- if (d->type == 0)
- break;
-
- if (d->type == -1)
- continue;
-
- seq_printf(s, "Type %d ", d->type);
- seq_printf(s, "Num VQ %d ", d->num_vq);
- seq_printf(s, "Feature Len %d\n", d->feature_len);
- seq_printf(s, "Config Len %d ", d->config_len);
- seq_printf(s, "Shutdown Status %d\n", d->status);
-
- for (k = 0; k < d->num_vq; k++) {
- vqconfig = mic_vq_config(d) + k;
- seq_printf(s, "vqconfig[%d]: ", k);
- seq_printf(s, "address 0x%llx ",
- vqconfig->address);
- seq_printf(s, "num %d ", vqconfig->num);
- seq_printf(s, "used address 0x%llx\n",
- vqconfig->used_address);
- }
-
- features = (__u32 *)mic_vq_features(d);
- seq_printf(s, "Features: Host 0x%x ", features[0]);
- seq_printf(s, "Guest 0x%x\n", features[1]);
-
- config = mic_vq_configspace(d);
- for (k = 0; k < d->config_len; k++)
- seq_printf(s, "config[%d]=%d\n", k, config[k]);
-
- seq_puts(s, "Device control:\n");
- seq_printf(s, "Config Change %d ", dc->config_change);
- seq_printf(s, "Vdev reset %d\n", dc->vdev_reset);
- seq_printf(s, "Guest Ack %d ", dc->guest_ack);
- seq_printf(s, "Host ack %d\n", dc->host_ack);
- seq_printf(s, "Used address updated %d ",
- dc->used_address_updated);
- seq_printf(s, "Vdev 0x%llx\n", dc->vdev);
- seq_printf(s, "c2h doorbell %d ", dc->c2h_vdev_db);
- seq_printf(s, "h2c doorbell %d\n", dc->h2c_vdev_db);
- }
- schedule_work(&vi->hotplug_work);
- return 0;
-}
-
-DEFINE_SHOW_ATTRIBUTE(vop_dp);
-
-static int vop_vdev_info_show(struct seq_file *s, void *unused)
-{
- struct vop_info *vi = s->private;
- struct list_head *pos, *tmp;
- struct vop_vdev *vdev;
- int i, j;
-
- mutex_lock(&vi->vop_mutex);
- list_for_each_safe(pos, tmp, &vi->vdev_list) {
- vdev = list_entry(pos, struct vop_vdev, list);
- seq_printf(s, "VDEV type %d state %s in %ld out %ld in_dma %ld out_dma %ld\n",
- vdev->virtio_id,
- vop_vdevup(vdev) ? "UP" : "DOWN",
- vdev->in_bytes,
- vdev->out_bytes,
- vdev->in_bytes_dma,
- vdev->out_bytes_dma);
- for (i = 0; i < MIC_MAX_VRINGS; i++) {
- struct vring_desc *desc;
- struct vring_avail *avail;
- struct vring_used *used;
- struct vop_vringh *vvr = &vdev->vvr[i];
- struct vringh *vrh = &vvr->vrh;
- int num = vrh->vring.num;
-
- if (!num)
- continue;
- desc = vrh->vring.desc;
- seq_printf(s, "vring i %d avail_idx %d",
- i, vvr->vring.info->avail_idx & (num - 1));
- seq_printf(s, " vring i %d avail_idx %d\n",
- i, vvr->vring.info->avail_idx);
- seq_printf(s, "vrh i %d weak_barriers %d",
- i, vrh->weak_barriers);
- seq_printf(s, " last_avail_idx %d last_used_idx %d",
- vrh->last_avail_idx, vrh->last_used_idx);
- seq_printf(s, " completed %d\n", vrh->completed);
- for (j = 0; j < num; j++) {
- seq_printf(s, "desc[%d] addr 0x%llx len %d",
- j, desc->addr, desc->len);
- seq_printf(s, " flags 0x%x next %d\n",
- desc->flags, desc->next);
- desc++;
- }
- avail = vrh->vring.avail;
- seq_printf(s, "avail flags 0x%x idx %d\n",
- vringh16_to_cpu(vrh, avail->flags),
- vringh16_to_cpu(vrh,
- avail->idx) & (num - 1));
- seq_printf(s, "avail flags 0x%x idx %d\n",
- vringh16_to_cpu(vrh, avail->flags),
- vringh16_to_cpu(vrh, avail->idx));
- for (j = 0; j < num; j++)
- seq_printf(s, "avail ring[%d] %d\n",
- j, avail->ring[j]);
- used = vrh->vring.used;
- seq_printf(s, "used flags 0x%x idx %d\n",
- vringh16_to_cpu(vrh, used->flags),
- vringh16_to_cpu(vrh, used->idx) & (num - 1));
- seq_printf(s, "used flags 0x%x idx %d\n",
- vringh16_to_cpu(vrh, used->flags),
- vringh16_to_cpu(vrh, used->idx));
- for (j = 0; j < num; j++)
- seq_printf(s, "used ring[%d] id %d len %d\n",
- j, vringh32_to_cpu(vrh,
- used->ring[j].id),
- vringh32_to_cpu(vrh,
- used->ring[j].len));
- }
- }
- mutex_unlock(&vi->vop_mutex);
-
- return 0;
-}
-
-DEFINE_SHOW_ATTRIBUTE(vop_vdev_info);
-
-void vop_init_debugfs(struct vop_info *vi)
-{
- char name[16];
-
- snprintf(name, sizeof(name), "%s%d", KBUILD_MODNAME, vi->vpdev->dnode);
- vi->dbg = debugfs_create_dir(name, NULL);
- debugfs_create_file("dp", 0444, vi->dbg, vi, &vop_dp_fops);
- debugfs_create_file("vdev_info", 0444, vi->dbg, vi, &vop_vdev_info_fops);
-}
-
-void vop_exit_debugfs(struct vop_info *vi)
-{
- debugfs_remove_recursive(vi->dbg);
-}
generated by cgit (git 2.34.1) at 2024-05-09 18:11:34 +0000