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Message-Id: <20181201103052.6653-1-tiny.windzz@gmail.com>
Date: Sat, 1 Dec 2018 05:30:52 -0500
From: Yangtao Li <tiny.windzz@...il.com>
To: thierry.reding@...il.com, jonathanh@...dia.com
Cc: linux-tegra@...r.kernel.org, linux-kernel@...r.kernel.org,
Yangtao Li <tiny.windzz@...il.com>
Subject: [PATCH] memory: tegra: convert to DEFINE_SHOW_ATTRIBUTE
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
drivers/memory/tegra/tegra124-emc.c | 18 +++---------------
1 file changed, 3 insertions(+), 15 deletions(-)
diff --git a/drivers/memory/tegra/tegra124-emc.c b/drivers/memory/tegra/tegra124-emc.c
index eedb7d48e2ea..10e36ae2d573 100644
--- a/drivers/memory/tegra/tegra124-emc.c
+++ b/drivers/memory/tegra/tegra124-emc.c
@@ -1027,7 +1027,7 @@ static int emc_debug_rate_set(void *data, u64 rate)
DEFINE_SIMPLE_ATTRIBUTE(emc_debug_rate_fops, emc_debug_rate_get,
emc_debug_rate_set, "%lld\n");
-static int emc_debug_supported_rates_show(struct seq_file *s, void *data)
+static int emc_supported_rates_show(struct seq_file *s, void *data)
{
struct tegra_emc *emc = s->private;
const char *prefix = "";
@@ -1046,19 +1046,7 @@ static int emc_debug_supported_rates_show(struct seq_file *s, void *data)
return 0;
}
-static int emc_debug_supported_rates_open(struct inode *inode,
- struct file *file)
-{
- return single_open(file, emc_debug_supported_rates_show,
- inode->i_private);
-}
-
-static const struct file_operations emc_debug_supported_rates_fops = {
- .open = emc_debug_supported_rates_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(emc_supported_rates);
static void emc_debugfs_init(struct device *dev, struct tegra_emc *emc)
{
@@ -1083,7 +1071,7 @@ static void emc_debugfs_init(struct device *dev, struct tegra_emc *emc)
dev_err(dev, "failed to create debugfs entry\n");
file = debugfs_create_file("supported_rates", S_IRUGO, root, emc,
- &emc_debug_supported_rates_fops);
+ &emc_supported_rates_fops);
if (!file)
dev_err(dev, "failed to create debugfs entry\n");
}
--
2.17.0
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