diff options
| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-10-22 08:30:09 -0700 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-11-01 13:38:30 +0800 |
| commit | eceb5daf9ebaa564a65eb2d9d5a4682a33747300 (patch) | |
| tree | 5018ace498daa0ac274c8377ac25eed4d11ef386 /drivers/crypto/caam | |
| parent | 66e93b28075d3cae568ed97ef78789afa5a6eb36 (diff) | |
crypto: caam - use devres to remove debugfs
Use devres to remove debugfs and drop corresponding
debugfs_remove_recursive() call.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Horia Geantă <horia.geanta@nxp.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Iuliana Prodan <iuliana.prodan@nxp.com>
Cc: linux-crypto@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam')
| -rw-r--r-- | drivers/crypto/caam/ctrl.c | 21 | ||||
| -rw-r--r-- | drivers/crypto/caam/intern.h | 1 |
2 files changed, 14 insertions, 8 deletions
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 35bf82d1bedc..254963498abc 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -327,11 +327,6 @@ static int caam_remove(struct platform_device *pdev) if (!ctrlpriv->mc_en && ctrlpriv->rng4_sh_init) deinstantiate_rng(ctrldev, ctrlpriv->rng4_sh_init); - /* Shut down debug views */ -#ifdef CONFIG_DEBUG_FS - debugfs_remove_recursive(ctrlpriv->dfs_root); -#endif - return 0; } @@ -563,6 +558,13 @@ static int init_clocks(struct device *dev, const struct caam_imx_data *data) return devm_add_action_or_reset(dev, disable_clocks, ctrlpriv); } +#ifdef CONFIG_DEBUG_FS +static void caam_remove_debugfs(void *root) +{ + debugfs_remove_recursive(root); +} +#endif + /* Probe routine for CAAM top (controller) level */ static int caam_probe(struct platform_device *pdev) { @@ -575,6 +577,7 @@ static int caam_probe(struct platform_device *pdev) struct caam_drv_private *ctrlpriv; #ifdef CONFIG_DEBUG_FS struct caam_perfmon *perfmon; + struct dentry *dfs_root; #endif u32 scfgr, comp_params; u8 rng_vid; @@ -728,8 +731,12 @@ static int caam_probe(struct platform_device *pdev) */ perfmon = (struct caam_perfmon __force *)&ctrl->perfmon; - ctrlpriv->dfs_root = debugfs_create_dir(dev_name(dev), NULL); - ctrlpriv->ctl = debugfs_create_dir("ctl", ctrlpriv->dfs_root); + dfs_root = debugfs_create_dir(dev_name(dev), NULL); + ret = devm_add_action_or_reset(dev, caam_remove_debugfs, dfs_root); + if (ret) + return ret; + + ctrlpriv->ctl = debugfs_create_dir("ctl", dfs_root); #endif /* Check to see if (DPAA 1.x) QI present. If so, enable */ diff --git a/drivers/crypto/caam/intern.h b/drivers/crypto/caam/intern.h index 731b06becd9c..359eb76d1259 100644 --- a/drivers/crypto/caam/intern.h +++ b/drivers/crypto/caam/intern.h @@ -102,7 +102,6 @@ struct caam_drv_private { * variables at runtime. */ #ifdef CONFIG_DEBUG_FS - struct dentry *dfs_root; struct dentry *ctl; /* controller dir */ struct debugfs_blob_wrapper ctl_kek_wrap, ctl_tkek_wrap, ctl_tdsk_wrap; #endif |