From: Qinglang Miao <miaoqinglang@huawei.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Santosh Shilimkar <ssantosh@kernel.org>
Cc: <linux-bcache@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH -next] memory: Convert to DEFINE_SHOW_ATTRIBUTE
Date: Thu, 16 Jul 2020 17:03:03 +0800 [thread overview]
Message-ID: <20200716090303.13154-1-miaoqinglang@huawei.com> (raw)
From: Yongqiang Liu <liuyongqiang13@huawei.com>
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yongqiang Liu <liuyongqiang13@huawei.com>
---
drivers/memory/emif.c | 22 ++--------------------
drivers/memory/tegra/tegra124-emc.c | 14 +-------------
2 files changed, 3 insertions(+), 33 deletions(-)
diff --git a/drivers/memory/emif.c b/drivers/memory/emif.c
index 58a82eea5..aab8ddad7 100644
--- a/drivers/memory/emif.c
+++ b/drivers/memory/emif.c
@@ -131,16 +131,7 @@ static int emif_regdump_show(struct seq_file *s, void *unused)
return 0;
}
-static int emif_regdump_open(struct inode *inode, struct file *file)
-{
- return single_open(file, emif_regdump_show, inode->i_private);
-}
-
-static const struct file_operations emif_regdump_fops = {
- .open = emif_regdump_open,
- .read_iter = seq_read_iter,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(emif_regdump);
static int emif_mr4_show(struct seq_file *s, void *unused)
{
@@ -150,16 +141,7 @@ static int emif_mr4_show(struct seq_file *s, void *unused)
return 0;
}
-static int emif_mr4_open(struct inode *inode, struct file *file)
-{
- return single_open(file, emif_mr4_show, inode->i_private);
-}
-
-static const struct file_operations emif_mr4_fops = {
- .open = emif_mr4_open,
- .read_iter = seq_read_iter,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(emif_mr4);
static int __init_or_module emif_debugfs_init(struct emif_data *emif)
{
diff --git a/drivers/memory/tegra/tegra124-emc.c b/drivers/memory/tegra/tegra124-emc.c
index 23c44429e..16628df1b 100644
--- a/drivers/memory/tegra/tegra124-emc.c
+++ b/drivers/memory/tegra/tegra124-emc.c
@@ -1059,19 +1059,7 @@ static int tegra_emc_debug_available_rates_show(struct seq_file *s,
return 0;
}
-static int tegra_emc_debug_available_rates_open(struct inode *inode,
- struct file *file)
-{
- return single_open(file, tegra_emc_debug_available_rates_show,
- inode->i_private);
-}
-
-static const struct file_operations tegra_emc_debug_available_rates_fops = {
- .open = tegra_emc_debug_available_rates_open,
- .read_iter = seq_read_iter,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(tegra_emc_debug_available_rates);
static int tegra_emc_debug_min_rate_get(void *data, u64 *rate)
{
--
2.17.1
next reply other threads:[~2020-07-16 8:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-16 9:03 Qinglang Miao [this message]
2020-07-17 21:14 ` [PATCH -next] memory: Convert to DEFINE_SHOW_ATTRIBUTE Pavel Machek
2020-07-20 2:02 ` miaoqinglang
2020-09-17 12:48 ` miaoqinglang
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