linux-kernel - [PATCH v4 05/18] staging: media: zoran: videocode: remove procfs

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Message-Id: <20211214161636.1886900-6-clabbe@baylibre.com>
Date:   Tue, 14 Dec 2021 16:16:23 +0000
From:   Corentin Labbe <clabbe@...libre.com>
To:     mchehab@...nel.org, hverkuil@...all.nl, gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-staging@...ts.linux.dev, mjpeg-users@...ts.sourceforge.net,
        Corentin Labbe <clabbe@...libre.com>
Subject: [PATCH v4 05/18] staging: media: zoran: videocode: remove procfs

Now we have a debugfs, we can remove all PROCFS stuff.
We keep videocodec_debugfs_show(), it will be used later

Signed-off-by: Corentin Labbe <clabbe@...libre.com>
---
 drivers/staging/media/zoran/videocodec.c | 24 +-----------------------
 drivers/staging/media/zoran/videocodec.h |  3 +++
 2 files changed, 4 insertions(+), 23 deletions(-)

diff --git a/drivers/staging/media/zoran/videocodec.c b/drivers/staging/media/zoran/videocodec.c
index 31019b5f377e..5bab7ba56257 100644
--- a/drivers/staging/media/zoran/videocodec.c
+++ b/drivers/staging/media/zoran/videocodec.c
@@ -16,14 +16,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 
-// kernel config is here (procfs flag)
-
-#ifdef CONFIG_PROC_FS
-#include <linux/proc_fs.h>
-#include <linux/seq_file.h>
-#include <linux/uaccess.h>
-#endif
-
 #include "videocodec.h"
 
 static int videocodec_debug;
@@ -265,8 +257,7 @@ int videocodec_unregister(const struct videocodec *codec)
 }
 EXPORT_SYMBOL(videocodec_unregister);
 
-#ifdef CONFIG_PROC_FS
-static int proc_videocodecs_show(struct seq_file *m, void *v)
+int videocodec_debugfs_show(struct seq_file *m)
 {
 	struct codec_list *h = codeclist_top;
 	struct attached_list *a;
@@ -293,32 +284,19 @@ static int proc_videocodecs_show(struct seq_file *m, void *v)
 
 	return 0;
 }
-#endif
 
 /* ===================== */
 /* hook in driver module */
 /* ===================== */
 static int __init videocodec_init(void)
 {
-#ifdef CONFIG_PROC_FS
-	static struct proc_dir_entry *videocodec_proc_entry;
-#endif
-
 	pr_info("Linux video codec intermediate layer: %s\n", VIDEOCODEC_VERSION);
 
-#ifdef CONFIG_PROC_FS
-	videocodec_proc_entry = proc_create_single("videocodecs", 0, NULL, proc_videocodecs_show);
-	if (!videocodec_proc_entry)
-		pr_err("videocodec: can't init procfs.\n");
-#endif
 	return 0;
 }
 
 static void __exit videocodec_exit(void)
 {
-#ifdef CONFIG_PROC_FS
-	remove_proc_entry("videocodecs", NULL);
-#endif
 }
 
 module_init(videocodec_init);
diff --git a/drivers/staging/media/zoran/videocodec.h b/drivers/staging/media/zoran/videocodec.h
index 8a5003dda9f4..3a508d326049 100644
--- a/drivers/staging/media/zoran/videocodec.h
+++ b/drivers/staging/media/zoran/videocodec.h
@@ -123,6 +123,7 @@ M                       zr36055[1] 0001 0000c001 00000000 (zr36050[1])
 #ifndef __LINUX_VIDEOCODEC_H
 #define __LINUX_VIDEOCODEC_H
 
+#include <linux/debugfs.h>
 #include <linux/videodev2.h>
 
 #define CODEC_DO_COMPRESSION 0
@@ -305,4 +306,6 @@ extern int videocodec_unregister(const struct videocodec *);
 
 /* the other calls are directly done via the videocodec structure! */
 
+int videocodec_debugfs_show(struct seq_file *m);
+
 #endif				/*ifndef __LINUX_VIDEOCODEC_H */
-- 
2.32.0