drm/edid: constify edid quirk list

BugLink: http://bugs.launchpad.net/bugs/1682130
[ Upstream commit 23c4cfbdab494568600ae6073a2bf02be4b10f4e ]

No reason not to be const.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1482923186-22430-1-git-send-email-jani.nikula@intel.com
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index ec6474b01dbcd841804c001aa0499bc42103916e..7cce8693300019cac76f260a7bfc864d8fe9e46c 100644 (file)
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -90,7 +90,7 @@ struct detailed_mode_closure {
 #define LEVEL_GTF2     2
 #define LEVEL_CVT      3
 
-static struct edid_quirk {
+static const struct edid_quirk {
        char vendor[4];
        int product_id;
        u32 quirks;
@@ -1480,7 +1480,7 @@ EXPORT_SYMBOL(drm_edid_duplicate);
  *
  * Returns true if @vendor is in @edid, false otherwise
  */
-static bool edid_vendor(struct edid *edid, char *vendor)
+static bool edid_vendor(struct edid *edid, const char *vendor)
 {
        char edid_vendor[3];
 
@@ -1500,7 +1500,7 @@ static bool edid_vendor(struct edid *edid, char *vendor)
  */
 static u32 edid_get_quirks(struct edid *edid)
 {
-       struct edid_quirk *quirk;
+       const struct edid_quirk *quirk;
        int i;
 
        for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) {