Use the standard DEFINE_SHOW_ATTRIBUTE macro for seq_file based
debugfs files instead of custom macros and hand-coded functions.

Signed-off-by: Jordan Crouse <jcro...@codeaurora.org>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.c | 14 +-------
 drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c     | 31 +++---------------
 drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c      | 34 +++-----------------
 3 files changed, 10 insertions(+), 69 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.c
index 879c13fe74e0..7607aac9449c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_irq.c
@@ -299,18 +299,6 @@ static void dpu_disable_all_irqs(struct dpu_kms *dpu_kms)
 }
 
 #ifdef CONFIG_DEBUG_FS
-#define DEFINE_DPU_DEBUGFS_SEQ_FOPS(__prefix)                          \
-static int __prefix ## _open(struct inode *inode, struct file *file)   \
-{                                                                      \
-       return single_open(file, __prefix ## _show, inode->i_private);  \
-}                                                                      \
-static const struct file_operations __prefix ## _fops = {              \
-       .owner = THIS_MODULE,                                           \
-       .open = __prefix ## _open,                                      \
-       .release = single_release,                                      \
-       .read = seq_read,                                               \
-       .llseek = seq_lseek,                                            \
-}
 
 static int dpu_debugfs_core_irq_show(struct seq_file *s, void *v)
 {
@@ -341,7 +329,7 @@ static int dpu_debugfs_core_irq_show(struct seq_file *s, 
void *v)
        return 0;
 }
 
-DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_debugfs_core_irq);
+DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_core_irq);
 
 int dpu_debugfs_core_irq_init(struct dpu_kms *dpu_kms,
                struct dentry *parent)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index ae63590ad2d3..fb923c0c4171 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -1232,7 +1232,7 @@ int dpu_crtc_vblank(struct drm_crtc *crtc, bool en)
 }
 
 #ifdef CONFIG_DEBUG_FS
-static int _dpu_debugfs_status_show(struct seq_file *s, void *data)
+static int dpu_crtc_debugfs_status_show(struct seq_file *s, void *data)
 {
        struct dpu_crtc *dpu_crtc;
        struct dpu_plane_state *pstate = NULL;
@@ -1351,23 +1351,7 @@ static int _dpu_debugfs_status_show(struct seq_file *s, 
void *data)
        return 0;
 }
 
-static int _dpu_debugfs_status_open(struct inode *inode, struct file *file)
-{
-       return single_open(file, _dpu_debugfs_status_show, inode->i_private);
-}
-
-#define DEFINE_DPU_DEBUGFS_SEQ_FOPS(__prefix)                          \
-static int __prefix ## _open(struct inode *inode, struct file *file)   \
-{                                                                      \
-       return single_open(file, __prefix ## _show, inode->i_private);  \
-}                                                                      \
-static const struct file_operations __prefix ## _fops = {              \
-       .owner = THIS_MODULE,                                           \
-       .open = __prefix ## _open,                                      \
-       .release = single_release,                                      \
-       .read = seq_read,                                               \
-       .llseek = seq_lseek,                                            \
-}
+DEFINE_SHOW_ATTRIBUTE(dpu_crtc_debugfs_status);
 
 static int dpu_crtc_debugfs_state_show(struct seq_file *s, void *v)
 {
@@ -1391,20 +1375,13 @@ static int dpu_crtc_debugfs_state_show(struct seq_file 
*s, void *v)
 
        return 0;
 }
-DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_crtc_debugfs_state);
+DEFINE_SHOW_ATTRIBUTE(dpu_crtc_debugfs_state);
 
 static int _dpu_crtc_init_debugfs(struct drm_crtc *crtc)
 {
        struct dpu_crtc *dpu_crtc;
        struct dpu_kms *dpu_kms;
 
-       static const struct file_operations debugfs_status_fops = {
-               .open =         _dpu_debugfs_status_open,
-               .read =         seq_read,
-               .llseek =       seq_lseek,
-               .release =      single_release,
-       };
-
        if (!crtc)
                return -EINVAL;
        dpu_crtc = to_dpu_crtc(crtc);
@@ -1419,7 +1396,7 @@ static int _dpu_crtc_init_debugfs(struct drm_crtc *crtc)
        /* don't error check these */
        debugfs_create_file("status", 0400,
                        dpu_crtc->debugfs_root,
-                       dpu_crtc, &debugfs_status_fops);
+                       dpu_crtc, &dpu_crtc_debugfs_status_fops);
        debugfs_create_file("state", 0600,
                        dpu_crtc->debugfs_root,
                        &dpu_crtc->base,
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index fd5bad16338d..7e3ba128cbaf 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -113,30 +113,17 @@ static int _dpu_danger_signal_status(struct seq_file *s,
        return 0;
 }
 
-#define DEFINE_DPU_DEBUGFS_SEQ_FOPS(__prefix)                          \
-static int __prefix ## _open(struct inode *inode, struct file *file)   \
-{                                                                      \
-       return single_open(file, __prefix ## _show, inode->i_private);  \
-}                                                                      \
-static const struct file_operations __prefix ## _fops = {              \
-       .owner = THIS_MODULE,                                           \
-       .open = __prefix ## _open,                                      \
-       .release = single_release,                                      \
-       .read = seq_read,                                               \
-       .llseek = seq_lseek,                                            \
-}
-
 static int dpu_debugfs_danger_stats_show(struct seq_file *s, void *v)
 {
        return _dpu_danger_signal_status(s, true);
 }
-DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_debugfs_danger_stats);
+DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_danger_stats);
 
 static int dpu_debugfs_safe_stats_show(struct seq_file *s, void *v)
 {
        return _dpu_danger_signal_status(s, false);
 }
-DEFINE_DPU_DEBUGFS_SEQ_FOPS(dpu_debugfs_safe_stats);
+DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_safe_stats);
 
 static void dpu_debugfs_danger_destroy(struct dpu_kms *dpu_kms)
 {
@@ -162,7 +149,7 @@ static int dpu_debugfs_danger_init(struct dpu_kms *dpu_kms,
        return 0;
 }
 
-static int _dpu_debugfs_show_regset32(struct seq_file *s, void *data)
+static int dpu_debugfs_regset32_show(struct seq_file *s, void *data)
 {
        struct dpu_debugfs_regset32 *regset;
        struct dpu_kms *dpu_kms;
@@ -212,18 +199,7 @@ static int _dpu_debugfs_show_regset32(struct seq_file *s, 
void *data)
        return 0;
 }
 
-static int dpu_debugfs_open_regset32(struct inode *inode,
-               struct file *file)
-{
-       return single_open(file, _dpu_debugfs_show_regset32, inode->i_private);
-}
-
-static const struct file_operations dpu_fops_regset32 = {
-       .open =         dpu_debugfs_open_regset32,
-       .read =         seq_read,
-       .llseek =       seq_lseek,
-       .release =      single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(dpu_debugfs_regset32);
 
 void dpu_debugfs_setup_regset32(struct dpu_debugfs_regset32 *regset,
                uint32_t offset, uint32_t length, struct dpu_kms *dpu_kms)
@@ -245,7 +221,7 @@ void *dpu_debugfs_create_regset32(const char *name, umode_t 
mode,
        regset->offset = round_down(regset->offset, 4);
 
        return debugfs_create_file(name, mode, parent,
-                       regset, &dpu_fops_regset32);
+                       regset, &dpu_debugfs_regset32_fops);
 }
 
 static int _dpu_debugfs_init(struct dpu_kms *dpu_kms)
-- 
2.18.0

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