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iommu/tegra: Change to use DEFINE_SHOW_ATTRIBUTE macro

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Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Yangtao Li 2018-11-22 08:30:47 -05:00 committed by Joerg Roedel
parent 9ff01193a2
commit 062e52a5af
1 changed files with 2 additions and 22 deletions
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24
drivers/iommu/tegra-smmu.c
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@ -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)
{