[PATCH 3/9] drm/arm/hdlcd: use new debugfs device-centered functions

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Replace the use of drm_debugfs_create_files() with the new
drm_debugfs_add_files() function, which center the debugfs files
management on the drm_device instead of drm_minor. Moreover, remove the
debugfs_init hook and add the debugfs files directly on hdlcd_drm_bind(),
before drm_dev_register().

Signed-off-by: Maíra Canal <mcanal@xxxxxxxxxx>
---
 drivers/gpu/drm/arm/hdlcd_drv.c | 24 +++++++++---------------
 1 file changed, 9 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c
index 7043d1c9ed8f..e3507dd6f82a 100644
--- a/drivers/gpu/drm/arm/hdlcd_drv.c
+++ b/drivers/gpu/drm/arm/hdlcd_drv.c
@@ -195,8 +195,8 @@ static int hdlcd_setup_mode_config(struct drm_device *drm)
 #ifdef CONFIG_DEBUG_FS
 static int hdlcd_show_underrun_count(struct seq_file *m, void *arg)
 {
-	struct drm_info_node *node = (struct drm_info_node *)m->private;
-	struct drm_device *drm = node->minor->dev;
+	struct drm_debugfs_entry *entry = m->private;
+	struct drm_device *drm = entry->dev;
 	struct hdlcd_drm_private *hdlcd = drm_to_hdlcd_priv(drm);
 
 	seq_printf(m, "underrun : %d\n", atomic_read(&hdlcd->buffer_underrun_count));
@@ -208,8 +208,8 @@ static int hdlcd_show_underrun_count(struct seq_file *m, void *arg)
 
 static int hdlcd_show_pxlclock(struct seq_file *m, void *arg)
 {
-	struct drm_info_node *node = (struct drm_info_node *)m->private;
-	struct drm_device *drm = node->minor->dev;
+	struct drm_debugfs_entry *entry = m->private;
+	struct drm_device *drm = entry->dev;
 	struct hdlcd_drm_private *hdlcd = drm_to_hdlcd_priv(drm);
 	unsigned long clkrate = clk_get_rate(hdlcd->clk);
 	unsigned long mode_clock = hdlcd->crtc.mode.crtc_clock * 1000;
@@ -219,17 +219,10 @@ static int hdlcd_show_pxlclock(struct seq_file *m, void *arg)
 	return 0;
 }
 
-static struct drm_info_list hdlcd_debugfs_list[] = {
+static struct drm_debugfs_info hdlcd_debugfs_list[] = {
 	{ "interrupt_count", hdlcd_show_underrun_count, 0 },
 	{ "clocks", hdlcd_show_pxlclock, 0 },
 };
-
-static void hdlcd_debugfs_init(struct drm_minor *minor)
-{
-	drm_debugfs_create_files(hdlcd_debugfs_list,
-				 ARRAY_SIZE(hdlcd_debugfs_list),
-				 minor->debugfs_root, minor);
-}
 #endif
 
 DEFINE_DRM_GEM_DMA_FOPS(fops);
@@ -237,9 +230,6 @@ DEFINE_DRM_GEM_DMA_FOPS(fops);
 static const struct drm_driver hdlcd_driver = {
 	.driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
 	DRM_GEM_DMA_DRIVER_OPS,
-#ifdef CONFIG_DEBUG_FS
-	.debugfs_init = hdlcd_debugfs_init,
-#endif
 	.fops = &fops,
 	.name = "hdlcd",
 	.desc = "ARM HDLCD Controller DRM",
@@ -303,6 +293,10 @@ static int hdlcd_drm_bind(struct device *dev)
 	drm_mode_config_reset(drm);
 	drm_kms_helper_poll_init(drm);
 
+#ifdef CONFIG_DEBUG_FS
+	drm_debugfs_add_files(drm, hdlcd_debugfs_list, ARRAY_SIZE(hdlcd_debugfs_list));
+#endif
+
 	ret = drm_dev_register(drm, 0);
 	if (ret)
 		goto err_register;
-- 
2.38.1




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