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crypto: cavium/zip - Convert to DEFINE_SHOW_ATTRIBUTE

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Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Qinglang Miao 2020-09-18 09:31:12 +08:00 committed by Herbert Xu
parent c45b5d6784
commit f464851806
1 changed files with 6 additions and 38 deletions
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44
drivers/crypto/cavium/zip/zip_main.c
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@ -460,7 +460,7 @@ static void zip_unregister_compression_device(void)
#include <linux/debugfs.h> #include <linux/debugfs.h>
/* Displays ZIP device statistics */ /* Displays ZIP device statistics */
static int zip_show_stats(struct seq_file *s, void *unused) static int zip_stats_show(struct seq_file *s, void *unused)
{ {
u64 val = 0ull; u64 val = 0ull;
u64 avg_chunk = 0ull, avg_cr = 0ull; u64 avg_chunk = 0ull, avg_cr = 0ull;
@ -523,7 +523,7 @@ static int zip_show_stats(struct seq_file *s, void *unused)
} }
/* Clears stats data */ /* Clears stats data */
static int zip_clear_stats(struct seq_file *s, void *unused) static int zip_clear_show(struct seq_file *s, void *unused)
{ {
int index = 0; int index = 0;
@ -558,7 +558,7 @@ static struct zip_registers zipregs[64] = {
}; };
/* Prints registers' contents */ /* Prints registers' contents */
static int zip_print_regs(struct seq_file *s, void *unused) static int zip_regs_show(struct seq_file *s, void *unused)
{ {
u64 val = 0; u64 val = 0;
int i = 0, index = 0; int i = 0, index = 0;
@ -584,41 +584,9 @@ static int zip_print_regs(struct seq_file *s, void *unused)
return 0; return 0;
} }
static int zip_stats_open(struct inode *inode, struct file *file) DEFINE_SHOW_ATTRIBUTE(zip_stats);
{ DEFINE_SHOW_ATTRIBUTE(zip_clear);
return single_open(file, zip_show_stats, NULL); DEFINE_SHOW_ATTRIBUTE(zip_regs);
}
static const struct file_operations zip_stats_fops = {
.owner = THIS_MODULE,
.open = zip_stats_open,
.read = seq_read,
.release = single_release,
};
static int zip_clear_open(struct inode *inode, struct file *file)
{
return single_open(file, zip_clear_stats, NULL);
}
static const struct file_operations zip_clear_fops = {
.owner = THIS_MODULE,
.open = zip_clear_open,
.read = seq_read,
.release = single_release,
};
static int zip_regs_open(struct inode *inode, struct file *file)
{
return single_open(file, zip_print_regs, NULL);
}
static const struct file_operations zip_regs_fops = {
.owner = THIS_MODULE,
.open = zip_regs_open,
.read = seq_read,
.release = single_release,
};
/* Root directory for thunderx_zip debugfs entry */ /* Root directory for thunderx_zip debugfs entry */
static struct dentry *zip_debugfs_root; static struct dentry *zip_debugfs_root;