linux-kernel - [PATCH 3/4] memory: tegra210-emc: use DEFINE_SHOW

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Message-ID: <20220922143344.3252585-4-liushixin2@huawei.com>
Date:   Thu, 22 Sep 2022 22:33:43 +0800
From:   Liu Shixin <liushixin2@...wei.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>
CC:     <linux-kernel@...r.kernel.org>, <linux-tegra@...r.kernel.org>,
        Liu Shixin <liushixin2@...wei.com>
Subject: [PATCH 3/4] memory: tegra210-emc: use DEFINE_SHOW_ATTRIBUTE to simplify code

Use DEFINE_SHOW_ATTRIBUTE helper macro to simplify the code.
No functional change.

Signed-off-by: Liu Shixin <liushixin2@...wei.com>
---
 drivers/memory/tegra/tegra210-emc-core.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/drivers/memory/tegra/tegra210-emc-core.c b/drivers/memory/tegra/tegra210-emc-core.c
index cbe1a7723514..603b306daca1 100644
--- a/drivers/memory/tegra/tegra210-emc-core.c
+++ b/drivers/memory/tegra/tegra210-emc-core.c
@@ -1621,20 +1621,8 @@ static int tegra210_emc_debug_available_rates_show(struct seq_file *s,
 
 	return 0;
 }
+DEFINE_SHOW_ATTRIBUTE(tegra210_emc_debug_available_rates);
 
-static int tegra210_emc_debug_available_rates_open(struct inode *inode,
-						   struct file *file)
-{
-	return single_open(file, tegra210_emc_debug_available_rates_show,
-			   inode->i_private);
-}
-
-static const struct file_operations tegra210_emc_debug_available_rates_fops = {
-	.open = tegra210_emc_debug_available_rates_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
 
 static int tegra210_emc_debug_min_rate_get(void *data, u64 *rate)
 {
-- 
2.25.1