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6c2ab5bcb7
Fix the following coccicheck warning: ./drivers/crypto/caam/debugfs.c:23:0-23: WARNING: caam_fops_u64_ro should be defined with DEFINE_DEBUGFS_ATTRIBUTE. ./drivers/crypto/caam/debugfs.c:22:0-23: WARNING: caam_fops_u32_ro should be defined with DEFINE_DEBUGFS_ATTRIBUTE. Reported-by: Abaci Robot <abaci@linux.alibaba.com> Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> Reviewed-by: Horia Geantă <horia.geanta@nxp.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
97 lines
3.3 KiB
C
97 lines
3.3 KiB
C
// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
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/* Copyright 2019 NXP */
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#include <linux/debugfs.h>
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#include "compat.h"
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#include "debugfs.h"
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#include "regs.h"
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#include "intern.h"
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static int caam_debugfs_u64_get(void *data, u64 *val)
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{
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*val = caam64_to_cpu(*(u64 *)data);
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return 0;
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}
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static int caam_debugfs_u32_get(void *data, u64 *val)
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{
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*val = caam32_to_cpu(*(u32 *)data);
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return 0;
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}
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DEFINE_DEBUGFS_ATTRIBUTE(caam_fops_u32_ro, caam_debugfs_u32_get, NULL, "%llu\n");
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DEFINE_DEBUGFS_ATTRIBUTE(caam_fops_u64_ro, caam_debugfs_u64_get, NULL, "%llu\n");
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#ifdef CONFIG_CAAM_QI
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/*
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* This is a counter for the number of times the congestion group (where all
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* the request and response queueus are) reached congestion. Incremented
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* each time the congestion callback is called with congested == true.
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*/
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static u64 times_congested;
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void caam_debugfs_qi_congested(void)
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{
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times_congested++;
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}
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void caam_debugfs_qi_init(struct caam_drv_private *ctrlpriv)
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{
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debugfs_create_file("qi_congested", 0444, ctrlpriv->ctl,
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×_congested, &caam_fops_u64_ro);
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}
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#endif
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void caam_debugfs_init(struct caam_drv_private *ctrlpriv, struct dentry *root)
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{
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struct caam_perfmon *perfmon;
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/*
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* FIXME: needs better naming distinction, as some amalgamation of
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* "caam" and nprop->full_name. The OF name isn't distinctive,
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* but does separate instances
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*/
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perfmon = (struct caam_perfmon __force *)&ctrlpriv->ctrl->perfmon;
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ctrlpriv->ctl = debugfs_create_dir("ctl", root);
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debugfs_create_file("rq_dequeued", 0444, ctrlpriv->ctl,
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&perfmon->req_dequeued, &caam_fops_u64_ro);
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debugfs_create_file("ob_rq_encrypted", 0444, ctrlpriv->ctl,
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&perfmon->ob_enc_req, &caam_fops_u64_ro);
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debugfs_create_file("ib_rq_decrypted", 0444, ctrlpriv->ctl,
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&perfmon->ib_dec_req, &caam_fops_u64_ro);
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debugfs_create_file("ob_bytes_encrypted", 0444, ctrlpriv->ctl,
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&perfmon->ob_enc_bytes, &caam_fops_u64_ro);
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debugfs_create_file("ob_bytes_protected", 0444, ctrlpriv->ctl,
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&perfmon->ob_prot_bytes, &caam_fops_u64_ro);
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debugfs_create_file("ib_bytes_decrypted", 0444, ctrlpriv->ctl,
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&perfmon->ib_dec_bytes, &caam_fops_u64_ro);
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debugfs_create_file("ib_bytes_validated", 0444, ctrlpriv->ctl,
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&perfmon->ib_valid_bytes, &caam_fops_u64_ro);
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/* Controller level - global status values */
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debugfs_create_file("fault_addr", 0444, ctrlpriv->ctl,
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&perfmon->faultaddr, &caam_fops_u32_ro);
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debugfs_create_file("fault_detail", 0444, ctrlpriv->ctl,
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&perfmon->faultdetail, &caam_fops_u32_ro);
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debugfs_create_file("fault_status", 0444, ctrlpriv->ctl,
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&perfmon->status, &caam_fops_u32_ro);
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/* Internal covering keys (useful in non-secure mode only) */
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ctrlpriv->ctl_kek_wrap.data = (__force void *)&ctrlpriv->ctrl->kek[0];
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ctrlpriv->ctl_kek_wrap.size = KEK_KEY_SIZE * sizeof(u32);
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debugfs_create_blob("kek", 0444, ctrlpriv->ctl,
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&ctrlpriv->ctl_kek_wrap);
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ctrlpriv->ctl_tkek_wrap.data = (__force void *)&ctrlpriv->ctrl->tkek[0];
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ctrlpriv->ctl_tkek_wrap.size = KEK_KEY_SIZE * sizeof(u32);
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debugfs_create_blob("tkek", 0444, ctrlpriv->ctl,
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&ctrlpriv->ctl_tkek_wrap);
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ctrlpriv->ctl_tdsk_wrap.data = (__force void *)&ctrlpriv->ctrl->tdsk[0];
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ctrlpriv->ctl_tdsk_wrap.size = KEK_KEY_SIZE * sizeof(u32);
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debugfs_create_blob("tdsk", 0444, ctrlpriv->ctl,
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&ctrlpriv->ctl_tdsk_wrap);
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}
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