[PATCH] drm: fix sparse warnings on undeclared symbols in crc debugfs

Jani Nikula jani.nikula at intel.com
Tue Oct 18 11:28:35 UTC 2016


Fixes sparse warnings:

drivers/gpu/drm/drm_debugfs_crc.c:118:30: warning: symbol
'drm_crtc_crc_control_fops' was not declared. Should it be static?

drivers/gpu/drm/drm_debugfs_crc.c:264:30: warning: symbol
'drm_crtc_crc_data_fops' was not declared. Should it be static?

drivers/gpu/drm/drm_debugfs_crc.c:281:5: warning: symbol
'drm_debugfs_crtc_crc_add' was not declared. Should it be static?

Fixes: 9edbf1fa600a ("drm: Add API for capturing frame CRCs")
Cc: Benjamin Gaignard <benjamin.gaignard at linaro.org>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Emil Velikov <emil.velikov at collabora.com>
Cc: Tomeu Vizoso <tomeu.vizoso at collabora.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/drm_debugfs_crc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c
index 4129405d17c0..00e771fb7df2 100644
--- a/drivers/gpu/drm/drm_debugfs_crc.c
+++ b/drivers/gpu/drm/drm_debugfs_crc.c
@@ -30,6 +30,7 @@
 #include <linux/ctype.h>
 #include <linux/debugfs.h>
 #include <drm/drmP.h>
+#include "drm_internal.h"
 
 /**
  * DOC: CRC ABI
@@ -115,7 +116,7 @@ static ssize_t crc_control_write(struct file *file, const char __user *ubuf,
 	return len;
 }
 
-const struct file_operations drm_crtc_crc_control_fops = {
+static const struct file_operations drm_crtc_crc_control_fops = {
 	.owner = THIS_MODULE,
 	.open = crc_control_open,
 	.read = seq_read,
@@ -261,7 +262,7 @@ static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf,
 	return LINE_LEN(crc->values_cnt);
 }
 
-const struct file_operations drm_crtc_crc_data_fops = {
+static const struct file_operations drm_crtc_crc_data_fops = {
 	.owner = THIS_MODULE,
 	.open = crtc_crc_open,
 	.read = crtc_crc_read,
-- 
2.1.4



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