diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2020-02-11 21:19:13 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2020-02-22 04:25:45 +0300 |
| commit | ec8f3a5519653c41b23f22ef99fb2c5289f2263a (patch) | |
| tree | e13d12848b5712255614d9a858d547647b3d8c51 /drivers/crypto/ccree | |
| parent | f1b19dff53cfc43b5171f0c74fe56e0724ff7b01 (diff) | |
| download | linux-ec8f3a5519653c41b23f22ef99fb2c5289f2263a.tar.xz | |
crypto: ccree - remove struct cc_debugfs_ctx
The cc_debugfs_ctx structure contains only a single member, and only one
instance exists. Simplify the code and reduce memory consumption by
moving this member to struct cc_drvdata.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ccree')
| -rw-r--r-- | drivers/crypto/ccree/cc_debugfs.c | 27 | ||||
| -rw-r--r-- | drivers/crypto/ccree/cc_driver.h | 2 |
2 files changed, 8 insertions, 21 deletions
diff --git a/drivers/crypto/ccree/cc_debugfs.c b/drivers/crypto/ccree/cc_debugfs.c index 35f3a2137502..c454afce7781 100644 --- a/drivers/crypto/ccree/cc_debugfs.c +++ b/drivers/crypto/ccree/cc_debugfs.c @@ -8,10 +8,6 @@ #include "cc_crypto_ctx.h" #include "cc_debugfs.h" -struct cc_debugfs_ctx { - struct dentry *dir; -}; - #define CC_DEBUG_REG(_X) { \ .name = __stringify(_X),\ .offset = CC_REG(_X) \ @@ -67,13 +63,8 @@ void __exit cc_debugfs_global_fini(void) int cc_debugfs_init(struct cc_drvdata *drvdata) { struct device *dev = drvdata_to_dev(drvdata); - struct cc_debugfs_ctx *ctx; struct debugfs_regset32 *regset, *verset; - ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return -ENOMEM; - regset = devm_kzalloc(dev, sizeof(*regset), GFP_KERNEL); if (!regset) return -ENOMEM; @@ -83,15 +74,16 @@ int cc_debugfs_init(struct cc_drvdata *drvdata) regset->base = drvdata->cc_base; regset->dev = dev; - ctx->dir = debugfs_create_dir(drvdata->plat_dev->name, cc_debugfs_dir); + drvdata->dir = debugfs_create_dir(drvdata->plat_dev->name, + cc_debugfs_dir); - debugfs_create_regset32("regs", 0400, ctx->dir, regset); - debugfs_create_bool("coherent", 0400, ctx->dir, &drvdata->coherent); + debugfs_create_regset32("regs", 0400, drvdata->dir, regset); + debugfs_create_bool("coherent", 0400, drvdata->dir, &drvdata->coherent); verset = devm_kzalloc(dev, sizeof(*verset), GFP_KERNEL); /* Failing here is not important enough to fail the module load */ if (!verset) - goto out; + return 0; if (drvdata->hw_rev <= CC_HW_REV_712) { ver_sig_regs[0].offset = drvdata->sig_offset; @@ -105,16 +97,11 @@ int cc_debugfs_init(struct cc_drvdata *drvdata) verset->base = drvdata->cc_base; verset->dev = dev; - debugfs_create_regset32("version", 0400, ctx->dir, verset); - -out: - drvdata->debugfs = ctx; + debugfs_create_regset32("version", 0400, drvdata->dir, verset); return 0; } void cc_debugfs_fini(struct cc_drvdata *drvdata) { - struct cc_debugfs_ctx *ctx = (struct cc_debugfs_ctx *)drvdata->debugfs; - - debugfs_remove_recursive(ctx->dir); + debugfs_remove_recursive(drvdata->dir); } diff --git a/drivers/crypto/ccree/cc_driver.h b/drivers/crypto/ccree/cc_driver.h index 7e483c228582..7360b403655c 100644 --- a/drivers/crypto/ccree/cc_driver.h +++ b/drivers/crypto/ccree/cc_driver.h @@ -147,7 +147,7 @@ struct cc_drvdata { void *request_mgr_handle; void *fips_handle; u32 sram_free_offset; /* offset to non-allocated area in SRAM */ - void *debugfs; + struct dentry *dir; /* for debugfs */ struct clk *clk; bool coherent; char *hw_rev_name; |