drm/i915: refactor debugfs open function

Only forcewake has an open with special semantics, the other r/w
debugfs only assign the file private pointer.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 5aa256861df060e450bb080b253c31d2714375c5..377404296006610123ca0f52ad1355e0abea989f 100644 (file)
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1415,8 +1415,8 @@ static int i915_gen6_forcewake_count_info(struct seq_file *m, void *data)
 }
 
 static int
-i915_wedged_open(struct inode *inode,
-                struct file *filp)
+i915_debugfs_common_open(struct inode *inode,
+                        struct file *filp)
 {
        filp->private_data = inode->i_private;
        return 0;
@@ -1472,20 +1472,12 @@ i915_wedged_write(struct file *filp,
 
 static const struct file_operations i915_wedged_fops = {
        .owner = THIS_MODULE,
-       .open = i915_wedged_open,
+       .open = i915_debugfs_common_open,
        .read = i915_wedged_read,
        .write = i915_wedged_write,
        .llseek = default_llseek,
 };
 
-static int
-i915_max_freq_open(struct inode *inode,
-                  struct file *filp)
-{
-       filp->private_data = inode->i_private;
-       return 0;
-}
-
 static ssize_t
 i915_max_freq_read(struct file *filp,
                   char __user *ubuf,
@@ -1542,20 +1534,12 @@ i915_max_freq_write(struct file *filp,
 
 static const struct file_operations i915_max_freq_fops = {
        .owner = THIS_MODULE,
-       .open = i915_max_freq_open,
+       .open = i915_debugfs_common_open,
        .read = i915_max_freq_read,
        .write = i915_max_freq_write,
        .llseek = default_llseek,
 };
 
-static int
-i915_cache_sharing_open(struct inode *inode,
-                  struct file *filp)
-{
-       filp->private_data = inode->i_private;
-       return 0;
-}
-
 static ssize_t
 i915_cache_sharing_read(struct file *filp,
                   char __user *ubuf,
@@ -1621,7 +1605,7 @@ i915_cache_sharing_write(struct file *filp,
 
 static const struct file_operations i915_cache_sharing_fops = {
        .owner = THIS_MODULE,
-       .open = i915_cache_sharing_open,
+       .open = i915_debugfs_common_open,
        .read = i915_cache_sharing_read,
        .write = i915_cache_sharing_write,
        .llseek = default_llseek,