From: Yangtao Li <tiny.windzz@gmail.com>
To: thierry.reding@gmail.com, joro@8bytes.org, jonathanh@nvidia.com
Cc: linux-tegra@vger.kernel.org, iommu@lists.linux-foundation.org,
linux-kernel@vger.kernel.org, Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH] iommu/tegra: Change to use DEFINE_SHOW_ATTRIBUTE macro
Date: Thu, 22 Nov 2018 08:30:47 -0500 [thread overview]
Message-ID: <20181122133047.24902-1-tiny.windzz@gmail.com> (raw)
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
drivers/iommu/tegra-smmu.c | 24 ++----------------------
1 file changed, 2 insertions(+), 22 deletions(-)
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index 0d03341317c4..97b3c0461831 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -926,17 +926,7 @@ static int tegra_smmu_swgroups_show(struct seq_file *s, void *data)
return 0;
}
-static int tegra_smmu_swgroups_open(struct inode *inode, struct file *file)
-{
- return single_open(file, tegra_smmu_swgroups_show, inode->i_private);
-}
-
-static const struct file_operations tegra_smmu_swgroups_fops = {
- .open = tegra_smmu_swgroups_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(tegra_smmu_swgroups);
static int tegra_smmu_clients_show(struct seq_file *s, void *data)
{
@@ -964,17 +954,7 @@ static int tegra_smmu_clients_show(struct seq_file *s, void *data)
return 0;
}
-static int tegra_smmu_clients_open(struct inode *inode, struct file *file)
-{
- return single_open(file, tegra_smmu_clients_show, inode->i_private);
-}
-
-static const struct file_operations tegra_smmu_clients_fops = {
- .open = tegra_smmu_clients_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(tegra_smmu_clients);
static void tegra_smmu_debugfs_init(struct tegra_smmu *smmu)
{
--
2.17.0
next reply other threads:[~2018-11-22 13:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-22 13:30 Yangtao Li [this message]
[not found] ` <20181122133047.24902-1-tiny.windzz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-11-22 15:15 ` [PATCH] iommu/tegra: Change to use DEFINE_SHOW_ATTRIBUTE macro Thierry Reding
2018-11-22 16:10 ` Joerg Roedel
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