linux-kernel - [PATCH AUTOSEL 5.6 074/149] drm/crc: Actually allow to change the crc source

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Date:   Sat, 11 Apr 2020 19:02:31 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Daniel Vetter <daniel.vetter@...ll.ch>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Emil Velikov <emil.velikov@...labora.com>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Ville Syrjälä 
        <ville.syrjala@...ux.intel.com>, Sasha Levin <sashal@...nel.org>,
        dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 5.6 074/149] drm/crc: Actually allow to change the crc source

From: Daniel Vetter <daniel.vetter@...ll.ch>

[ Upstream commit 3cb6d8e5cf9811a62e27f366fd1c05f90310a8fd ]

Oops.

Fixes: 9edbf1fa600a ("drm: Add API for capturing frame CRCs")
Cc: Tomeu Vizoso <tomeu.vizoso@...labora.com>
Cc: Emil Velikov <emil.velikov@...labora.com>
Cc: Benjamin Gaignard <benjamin.gaignard@...aro.org>
Signed-off-by: Daniel Vetter <daniel.vetter@...el.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@...ux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190821203835.18314-1-daniel.vetter@ffwll.ch
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/drm_debugfs_crc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c
index e22b812c4b802..5d67a41f7c3a8 100644
--- a/drivers/gpu/drm/drm_debugfs_crc.c
+++ b/drivers/gpu/drm/drm_debugfs_crc.c
@@ -372,7 +372,7 @@ void drm_debugfs_crtc_crc_add(struct drm_crtc *crtc)
 
 	crc_ent = debugfs_create_dir("crc", crtc->debugfs_entry);
 
-	debugfs_create_file("control", S_IRUGO, crc_ent, crtc,
+	debugfs_create_file("control", S_IRUGO | S_IWUSR, crc_ent, crtc,
 			    &drm_crtc_crc_control_fops);
 	debugfs_create_file("data", S_IRUGO, crc_ent, crtc,
 			    &drm_crtc_crc_data_fops);
-- 
2.20.1