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path: root/drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c
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Diffstat (limited to 'drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c')
-rw-r--r--drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c612
1 files changed, 612 insertions, 0 deletions
diff --git a/drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c b/drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c
new file mode 100644
index 000000000000..df839b880354
--- /dev/null
+++ b/drivers/crypto/marvell/octeontx/otx_cptvf_reqmgr.c
@@ -0,0 +1,612 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Marvell OcteonTX CPT driver
+ *
+ * Copyright (C) 2019 Marvell International Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "otx_cptvf.h"
+#include "otx_cptvf_algs.h"
+
+/* Completion code size and initial value */
+#define COMPLETION_CODE_SIZE 8
+#define COMPLETION_CODE_INIT 0
+
+/* SG list header size in bytes */
+#define SG_LIST_HDR_SIZE 8
+
+/* Default timeout when waiting for free pending entry in us */
+#define CPT_PENTRY_TIMEOUT 1000
+#define CPT_PENTRY_STEP 50
+
+/* Default threshold for stopping and resuming sender requests */
+#define CPT_IQ_STOP_MARGIN 128
+#define CPT_IQ_RESUME_MARGIN 512
+
+#define CPT_DMA_ALIGN 128
+
+void otx_cpt_dump_sg_list(struct pci_dev *pdev, struct otx_cpt_req_info *req)
+{
+ int i;
+
+ pr_debug("Gather list size %d\n", req->incnt);
+ for (i = 0; i < req->incnt; i++) {
+ pr_debug("Buffer %d size %d, vptr 0x%p, dmaptr 0x%p\n", i,
+ req->in[i].size, req->in[i].vptr,
+ (void *) req->in[i].dma_addr);
+ pr_debug("Buffer hexdump (%d bytes)\n",
+ req->in[i].size);
+ print_hex_dump_debug("", DUMP_PREFIX_NONE, 16, 1,
+ req->in[i].vptr, req->in[i].size, false);
+ }
+
+ pr_debug("Scatter list size %d\n", req->outcnt);
+ for (i = 0; i < req->outcnt; i++) {
+ pr_debug("Buffer %d size %d, vptr 0x%p, dmaptr 0x%p\n", i,
+ req->out[i].size, req->out[i].vptr,
+ (void *) req->out[i].dma_addr);
+ pr_debug("Buffer hexdump (%d bytes)\n", req->out[i].size);
+ print_hex_dump_debug("", DUMP_PREFIX_NONE, 16, 1,
+ req->out[i].vptr, req->out[i].size, false);
+ }
+}
+
+static inline struct otx_cpt_pending_entry *get_free_pending_entry(
+ struct otx_cpt_pending_queue *q,
+ int qlen)
+{
+ struct otx_cpt_pending_entry *ent = NULL;
+
+ ent = &q->head[q->rear];
+ if (unlikely(ent->busy))
+ return NULL;
+
+ q->rear++;
+ if (unlikely(q->rear == qlen))
+ q->rear = 0;
+
+ return ent;
+}
+
+static inline u32 modulo_inc(u32 index, u32 length, u32 inc)
+{
+ if (WARN_ON(inc > length))
+ inc = length;
+
+ index += inc;
+ if (unlikely(index >= length))
+ index -= length;
+
+ return index;
+}
+
+static inline void free_pentry(struct otx_cpt_pending_entry *pentry)
+{
+ pentry->completion_addr = NULL;
+ pentry->info = NULL;
+ pentry->callback = NULL;
+ pentry->areq = NULL;
+ pentry->resume_sender = false;
+ pentry->busy = false;
+}
+
+static inline int setup_sgio_components(struct pci_dev *pdev,
+ struct otx_cpt_buf_ptr *list,
+ int buf_count, u8 *buffer)
+{
+ struct otx_cpt_sglist_component *sg_ptr = NULL;
+ int ret = 0, i, j;
+ int components;
+
+ if (unlikely(!list)) {
+ dev_err(&pdev->dev, "Input list pointer is NULL\n");
+ return -EFAULT;
+ }
+
+ for (i = 0; i < buf_count; i++) {
+ if (likely(list[i].vptr)) {
+ list[i].dma_addr = dma_map_single(&pdev->dev,
+ list[i].vptr,
+ list[i].size,
+ DMA_BIDIRECTIONAL);
+ if (unlikely(dma_mapping_error(&pdev->dev,
+ list[i].dma_addr))) {
+ dev_err(&pdev->dev, "Dma mapping failed\n");
+ ret = -EIO;
+ goto sg_cleanup;
+ }
+ }
+ }
+
+ components = buf_count / 4;
+ sg_ptr = (struct otx_cpt_sglist_component *)buffer;
+ for (i = 0; i < components; i++) {
+ sg_ptr->u.s.len0 = cpu_to_be16(list[i * 4 + 0].size);
+ sg_ptr->u.s.len1 = cpu_to_be16(list[i * 4 + 1].size);
+ sg_ptr->u.s.len2 = cpu_to_be16(list[i * 4 + 2].size);
+ sg_ptr->u.s.len3 = cpu_to_be16(list[i * 4 + 3].size);
+ sg_ptr->ptr0 = cpu_to_be64(list[i * 4 + 0].dma_addr);
+ sg_ptr->ptr1 = cpu_to_be64(list[i * 4 + 1].dma_addr);
+ sg_ptr->ptr2 = cpu_to_be64(list[i * 4 + 2].dma_addr);
+ sg_ptr->ptr3 = cpu_to_be64(list[i * 4 + 3].dma_addr);
+ sg_ptr++;
+ }
+ components = buf_count % 4;
+
+ switch (components) {
+ case 3:
+ sg_ptr->u.s.len2 = cpu_to_be16(list[i * 4 + 2].size);
+ sg_ptr->ptr2 = cpu_to_be64(list[i * 4 + 2].dma_addr);
+ /* Fall through */
+ case 2:
+ sg_ptr->u.s.len1 = cpu_to_be16(list[i * 4 + 1].size);
+ sg_ptr->ptr1 = cpu_to_be64(list[i * 4 + 1].dma_addr);
+ /* Fall through */
+ case 1:
+ sg_ptr->u.s.len0 = cpu_to_be16(list[i * 4 + 0].size);
+ sg_ptr->ptr0 = cpu_to_be64(list[i * 4 + 0].dma_addr);
+ break;
+ default:
+ break;
+ }
+ return ret;
+
+sg_cleanup:
+ for (j = 0; j < i; j++) {
+ if (list[j].dma_addr) {
+ dma_unmap_single(&pdev->dev, list[i].dma_addr,
+ list[i].size, DMA_BIDIRECTIONAL);
+ }
+
+ list[j].dma_addr = 0;
+ }
+ return ret;
+}
+
+static inline int setup_sgio_list(struct pci_dev *pdev,
+ struct otx_cpt_info_buffer **pinfo,
+ struct otx_cpt_req_info *req, gfp_t gfp)
+{
+ u32 dlen, align_dlen, info_len, rlen;
+ struct otx_cpt_info_buffer *info;
+ u16 g_sz_bytes, s_sz_bytes;
+ int align = CPT_DMA_ALIGN;
+ u32 total_mem_len;
+
+ if (unlikely(req->incnt > OTX_CPT_MAX_SG_IN_CNT ||
+ req->outcnt > OTX_CPT_MAX_SG_OUT_CNT)) {
+ dev_err(&pdev->dev, "Error too many sg components\n");
+ return -EINVAL;
+ }
+
+ g_sz_bytes = ((req->incnt + 3) / 4) *
+ sizeof(struct otx_cpt_sglist_component);
+ s_sz_bytes = ((req->outcnt + 3) / 4) *
+ sizeof(struct otx_cpt_sglist_component);
+
+ dlen = g_sz_bytes + s_sz_bytes + SG_LIST_HDR_SIZE;
+ align_dlen = ALIGN(dlen, align);
+ info_len = ALIGN(sizeof(*info), align);
+ rlen = ALIGN(sizeof(union otx_cpt_res_s), align);
+ total_mem_len = align_dlen + info_len + rlen + COMPLETION_CODE_SIZE;
+
+ info = kzalloc(total_mem_len, gfp);
+ if (unlikely(!info)) {
+ dev_err(&pdev->dev, "Memory allocation failed\n");
+ return -ENOMEM;
+ }
+ *pinfo = info;
+ info->dlen = dlen;
+ info->in_buffer = (u8 *)info + info_len;
+
+ ((u16 *)info->in_buffer)[0] = req->outcnt;
+ ((u16 *)info->in_buffer)[1] = req->incnt;
+ ((u16 *)info->in_buffer)[2] = 0;
+ ((u16 *)info->in_buffer)[3] = 0;
+ *(u64 *)info->in_buffer = cpu_to_be64p((u64 *)info->in_buffer);
+
+ /* Setup gather (input) components */
+ if (setup_sgio_components(pdev, req->in, req->incnt,
+ &info->in_buffer[8])) {
+ dev_err(&pdev->dev, "Failed to setup gather list\n");
+ return -EFAULT;
+ }
+
+ if (setup_sgio_components(pdev, req->out, req->outcnt,
+ &info->in_buffer[8 + g_sz_bytes])) {
+ dev_err(&pdev->dev, "Failed to setup scatter list\n");
+ return -EFAULT;
+ }
+
+ info->dma_len = total_mem_len - info_len;
+ info->dptr_baddr = dma_map_single(&pdev->dev, (void *)info->in_buffer,
+ info->dma_len, DMA_BIDIRECTIONAL);
+ if (unlikely(dma_mapping_error(&pdev->dev, info->dptr_baddr))) {
+ dev_err(&pdev->dev, "DMA Mapping failed for cpt req\n");
+ return -EIO;
+ }
+ /*
+ * Get buffer for union otx_cpt_res_s response
+ * structure and its physical address
+ */
+ info->completion_addr = (u64 *)(info->in_buffer + align_dlen);
+ info->comp_baddr = info->dptr_baddr + align_dlen;
+
+ /* Create and initialize RPTR */
+ info->out_buffer = (u8 *)info->completion_addr + rlen;
+ info->rptr_baddr = info->comp_baddr + rlen;
+
+ *((u64 *) info->out_buffer) = ~((u64) COMPLETION_CODE_INIT);
+
+ return 0;
+}
+
+
+static void cpt_fill_inst(union otx_cpt_inst_s *inst,
+ struct otx_cpt_info_buffer *info,
+ struct otx_cpt_iq_cmd *cmd)
+{
+ inst->u[0] = 0x0;
+ inst->s.doneint = true;
+ inst->s.res_addr = (u64)info->comp_baddr;
+ inst->u[2] = 0x0;
+ inst->s.wq_ptr = 0;
+ inst->s.ei0 = cmd->cmd.u64;
+ inst->s.ei1 = cmd->dptr;
+ inst->s.ei2 = cmd->rptr;
+ inst->s.ei3 = cmd->cptr.u64;
+}
+
+/*
+ * On OcteonTX platform the parameter db_count is used as a count for ringing
+ * door bell. The valid values for db_count are:
+ * 0 - 1 CPT instruction will be enqueued however CPT will not be informed
+ * 1 - 1 CPT instruction will be enqueued and CPT will be informed
+ */
+static void cpt_send_cmd(union otx_cpt_inst_s *cptinst, struct otx_cptvf *cptvf)
+{
+ struct otx_cpt_cmd_qinfo *qinfo = &cptvf->cqinfo;
+ struct otx_cpt_cmd_queue *queue;
+ struct otx_cpt_cmd_chunk *curr;
+ u8 *ent;
+
+ queue = &qinfo->queue[0];
+ /*
+ * cpt_send_cmd is currently called only from critical section
+ * therefore no locking is required for accessing instruction queue
+ */
+ ent = &queue->qhead->head[queue->idx * OTX_CPT_INST_SIZE];
+ memcpy(ent, (void *) cptinst, OTX_CPT_INST_SIZE);
+
+ if (++queue->idx >= queue->qhead->size / 64) {
+ curr = queue->qhead;
+
+ if (list_is_last(&curr->nextchunk, &queue->chead))
+ queue->qhead = queue->base;
+ else
+ queue->qhead = list_next_entry(queue->qhead, nextchunk);
+ queue->idx = 0;
+ }
+ /* make sure all memory stores are done before ringing doorbell */
+ smp_wmb();
+ otx_cptvf_write_vq_doorbell(cptvf, 1);
+}
+
+static int process_request(struct pci_dev *pdev, struct otx_cpt_req_info *req,
+ struct otx_cpt_pending_queue *pqueue,
+ struct otx_cptvf *cptvf)
+{
+ struct otx_cptvf_request *cpt_req = &req->req;
+ struct otx_cpt_pending_entry *pentry = NULL;
+ union otx_cpt_ctrl_info *ctrl = &req->ctrl;
+ struct otx_cpt_info_buffer *info = NULL;
+ union otx_cpt_res_s *result = NULL;
+ struct otx_cpt_iq_cmd iq_cmd;
+ union otx_cpt_inst_s cptinst;
+ int retry, ret = 0;
+ u8 resume_sender;
+ gfp_t gfp;
+
+ gfp = (req->areq->flags & CRYPTO_TFM_REQ_MAY_SLEEP) ? GFP_KERNEL :
+ GFP_ATOMIC;
+ ret = setup_sgio_list(pdev, &info, req, gfp);
+ if (unlikely(ret)) {
+ dev_err(&pdev->dev, "Setting up SG list failed");
+ goto request_cleanup;
+ }
+ cpt_req->dlen = info->dlen;
+
+ result = (union otx_cpt_res_s *) info->completion_addr;
+ result->s.compcode = COMPLETION_CODE_INIT;
+
+ spin_lock_bh(&pqueue->lock);
+ pentry = get_free_pending_entry(pqueue, pqueue->qlen);
+ retry = CPT_PENTRY_TIMEOUT / CPT_PENTRY_STEP;
+ while (unlikely(!pentry) && retry--) {
+ spin_unlock_bh(&pqueue->lock);
+ udelay(CPT_PENTRY_STEP);
+ spin_lock_bh(&pqueue->lock);
+ pentry = get_free_pending_entry(pqueue, pqueue->qlen);
+ }
+
+ if (unlikely(!pentry)) {
+ ret = -ENOSPC;
+ spin_unlock_bh(&pqueue->lock);
+ goto request_cleanup;
+ }
+
+ /*
+ * Check if we are close to filling in entire pending queue,
+ * if so then tell the sender to stop/sleep by returning -EBUSY
+ * We do it only for context which can sleep (GFP_KERNEL)
+ */
+ if (gfp == GFP_KERNEL &&
+ pqueue->pending_count > (pqueue->qlen - CPT_IQ_STOP_MARGIN)) {
+ pentry->resume_sender = true;
+ } else
+ pentry->resume_sender = false;
+ resume_sender = pentry->resume_sender;
+ pqueue->pending_count++;
+
+ pentry->completion_addr = info->completion_addr;
+ pentry->info = info;
+ pentry->callback = req->callback;
+ pentry->areq = req->areq;
+ pentry->busy = true;
+ info->pentry = pentry;
+ info->time_in = jiffies;
+ info->req = req;
+
+ /* Fill in the command */
+ iq_cmd.cmd.u64 = 0;
+ iq_cmd.cmd.s.opcode = cpu_to_be16(cpt_req->opcode.flags);
+ iq_cmd.cmd.s.param1 = cpu_to_be16(cpt_req->param1);
+ iq_cmd.cmd.s.param2 = cpu_to_be16(cpt_req->param2);
+ iq_cmd.cmd.s.dlen = cpu_to_be16(cpt_req->dlen);
+
+ /* 64-bit swap for microcode data reads, not needed for addresses*/
+ iq_cmd.cmd.u64 = cpu_to_be64(iq_cmd.cmd.u64);
+ iq_cmd.dptr = info->dptr_baddr;
+ iq_cmd.rptr = info->rptr_baddr;
+ iq_cmd.cptr.u64 = 0;
+ iq_cmd.cptr.s.grp = ctrl->s.grp;
+
+ /* Fill in the CPT_INST_S type command for HW interpretation */
+ cpt_fill_inst(&cptinst, info, &iq_cmd);
+
+ /* Print debug info if enabled */
+ otx_cpt_dump_sg_list(pdev, req);
+ pr_debug("Cpt_inst_s hexdump (%d bytes)\n", OTX_CPT_INST_SIZE);
+ print_hex_dump_debug("", 0, 16, 1, &cptinst, OTX_CPT_INST_SIZE, false);
+ pr_debug("Dptr hexdump (%d bytes)\n", cpt_req->dlen);
+ print_hex_dump_debug("", 0, 16, 1, info->in_buffer,
+ cpt_req->dlen, false);
+
+ /* Send CPT command */
+ cpt_send_cmd(&cptinst, cptvf);
+
+ /*
+ * We allocate and prepare pending queue entry in critical section
+ * together with submitting CPT instruction to CPT instruction queue
+ * to make sure that order of CPT requests is the same in both
+ * pending and instruction queues
+ */
+ spin_unlock_bh(&pqueue->lock);
+
+ ret = resume_sender ? -EBUSY : -EINPROGRESS;
+ return ret;
+
+request_cleanup:
+ do_request_cleanup(pdev, info);
+ return ret;
+}
+
+int otx_cpt_do_request(struct pci_dev *pdev, struct otx_cpt_req_info *req,
+ int cpu_num)
+{
+ struct otx_cptvf *cptvf = pci_get_drvdata(pdev);
+
+ if (!otx_cpt_device_ready(cptvf)) {
+ dev_err(&pdev->dev, "CPT Device is not ready");
+ return -ENODEV;
+ }
+
+ if ((cptvf->vftype == OTX_CPT_SE_TYPES) && (!req->ctrl.s.se_req)) {
+ dev_err(&pdev->dev, "CPTVF-%d of SE TYPE got AE request",
+ cptvf->vfid);
+ return -EINVAL;
+ } else if ((cptvf->vftype == OTX_CPT_AE_TYPES) &&
+ (req->ctrl.s.se_req)) {
+ dev_err(&pdev->dev, "CPTVF-%d of AE TYPE got SE request",
+ cptvf->vfid);
+ return -EINVAL;
+ }
+
+ return process_request(pdev, req, &cptvf->pqinfo.queue[0], cptvf);
+}
+
+static int cpt_process_ccode(struct pci_dev *pdev,
+ union otx_cpt_res_s *cpt_status,
+ struct otx_cpt_info_buffer *cpt_info,
+ struct otx_cpt_req_info *req, u32 *res_code)
+{
+ u8 ccode = cpt_status->s.compcode;
+ union otx_cpt_error_code ecode;
+
+ ecode.u = be64_to_cpu(*((u64 *) cpt_info->out_buffer));
+ switch (ccode) {
+ case CPT_COMP_E_FAULT:
+ dev_err(&pdev->dev,
+ "Request failed with DMA fault\n");
+ otx_cpt_dump_sg_list(pdev, req);
+ break;
+
+ case CPT_COMP_E_SWERR:
+ dev_err(&pdev->dev,
+ "Request failed with software error code %d\n",
+ ecode.s.ccode);
+ otx_cpt_dump_sg_list(pdev, req);
+ break;
+
+ case CPT_COMP_E_HWERR:
+ dev_err(&pdev->dev,
+ "Request failed with hardware error\n");
+ otx_cpt_dump_sg_list(pdev, req);
+ break;
+
+ case COMPLETION_CODE_INIT:
+ /* check for timeout */
+ if (time_after_eq(jiffies, cpt_info->time_in +
+ OTX_CPT_COMMAND_TIMEOUT * HZ))
+ dev_warn(&pdev->dev, "Request timed out 0x%p", req);
+ else if (cpt_info->extra_time < OTX_CPT_TIME_IN_RESET_COUNT) {
+ cpt_info->time_in = jiffies;
+ cpt_info->extra_time++;
+ }
+ return 1;
+
+ case CPT_COMP_E_GOOD:
+ /* Check microcode completion code */
+ if (ecode.s.ccode) {
+ /*
+ * If requested hmac is truncated and ucode returns
+ * s/g write length error then we report success
+ * because ucode writes as many bytes of calculated
+ * hmac as available in gather buffer and reports
+ * s/g write length error if number of bytes in gather
+ * buffer is less than full hmac size.
+ */
+ if (req->is_trunc_hmac &&
+ ecode.s.ccode == ERR_SCATTER_GATHER_WRITE_LENGTH) {
+ *res_code = 0;
+ break;
+ }
+
+ dev_err(&pdev->dev,
+ "Request failed with software error code 0x%x\n",
+ ecode.s.ccode);
+ otx_cpt_dump_sg_list(pdev, req);
+ break;
+ }
+
+ /* Request has been processed with success */
+ *res_code = 0;
+ break;
+
+ default:
+ dev_err(&pdev->dev, "Request returned invalid status\n");
+ break;
+ }
+
+ return 0;
+}
+
+static inline void process_pending_queue(struct pci_dev *pdev,
+ struct otx_cpt_pending_queue *pqueue)
+{
+ void (*callback)(int status, void *arg1, void *arg2);
+ struct otx_cpt_pending_entry *resume_pentry = NULL;
+ struct otx_cpt_pending_entry *pentry = NULL;
+ struct otx_cpt_info_buffer *cpt_info = NULL;
+ union otx_cpt_res_s *cpt_status = NULL;
+ struct otx_cpt_req_info *req = NULL;
+ struct crypto_async_request *areq;
+ u32 res_code, resume_index;
+
+ while (1) {
+ spin_lock_bh(&pqueue->lock);
+ pentry = &pqueue->head[pqueue->front];
+
+ if (WARN_ON(!pentry)) {
+ spin_unlock_bh(&pqueue->lock);
+ break;
+ }
+
+ res_code = -EINVAL;
+ if (unlikely(!pentry->busy)) {
+ spin_unlock_bh(&pqueue->lock);
+ break;
+ }
+
+ if (unlikely(!pentry->callback)) {
+ dev_err(&pdev->dev, "Callback NULL\n");
+ goto process_pentry;
+ }
+
+ cpt_info = pentry->info;
+ if (unlikely(!cpt_info)) {
+ dev_err(&pdev->dev, "Pending entry post arg NULL\n");
+ goto process_pentry;
+ }
+
+ req = cpt_info->req;
+ if (unlikely(!req)) {
+ dev_err(&pdev->dev, "Request NULL\n");
+ goto process_pentry;
+ }
+
+ cpt_status = (union otx_cpt_res_s *) pentry->completion_addr;
+ if (unlikely(!cpt_status)) {
+ dev_err(&pdev->dev, "Completion address NULL\n");
+ goto process_pentry;
+ }
+
+ if (cpt_process_ccode(pdev, cpt_status, cpt_info, req,
+ &res_code)) {
+ spin_unlock_bh(&pqueue->lock);
+ return;
+ }
+ cpt_info->pdev = pdev;
+
+process_pentry:
+ /*
+ * Check if we should inform sending side to resume
+ * We do it CPT_IQ_RESUME_MARGIN elements in advance before
+ * pending queue becomes empty
+ */
+ resume_index = modulo_inc(pqueue->front, pqueue->qlen,
+ CPT_IQ_RESUME_MARGIN);
+ resume_pentry = &pqueue->head[resume_index];
+ if (resume_pentry &&
+ resume_pentry->resume_sender) {
+ resume_pentry->resume_sender = false;
+ callback = resume_pentry->callback;
+ areq = resume_pentry->areq;
+
+ if (callback) {
+ spin_unlock_bh(&pqueue->lock);
+
+ /*
+ * EINPROGRESS is an indication for sending
+ * side that it can resume sending requests
+ */
+ callback(-EINPROGRESS, areq, cpt_info);
+ spin_lock_bh(&pqueue->lock);
+ }
+ }
+
+ callback = pentry->callback;
+ areq = pentry->areq;
+ free_pentry(pentry);
+
+ pqueue->pending_count--;
+ pqueue->front = modulo_inc(pqueue->front, pqueue->qlen, 1);
+ spin_unlock_bh(&pqueue->lock);
+
+ /*
+ * Call callback after current pending entry has been
+ * processed, we don't do it if the callback pointer is
+ * invalid.
+ */
+ if (callback)
+ callback(res_code, areq, cpt_info);
+ }
+}
+
+void otx_cpt_post_process(struct otx_cptvf_wqe *wqe)
+{
+ process_pending_queue(wqe->cptvf->pdev, &wqe->cptvf->pqinfo.queue[0]);
+}
generated by cgit (git 2.34.1) at 2024-05-30 16:13:24 +0000