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iommu/tegra: Change to use DEFINE_SHOW_ATTRIBUTE macro

PATCH Applied Yangtao Li 3 participants 3 messages Nov 22, 2018

Subsystems (3)
Tegra architecture support IOMMU Tegra IOMMU drivers
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Yangtao Li

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PATCH 1/1 iommu/tegra: Change to use DEFINE_SHOW_ATTRIBUTE macro

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by Yangtao Li <[email protected]>
---
 drivers/iommu/tegra-smmu.c | 24 ++----------------------
 1 file changed, 2 insertions(+), 22 deletions(-)
drivers/iommu/tegra-smmu.c +2 -22
index 0d03341317c4..97b3c0461831 100644
@@ -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)
 {
Signature · 1 line
2.17.0