From: Ville Syrjälä <ville.syrj...@linux.intel.com>

drm/sun4i/sun4i_tv.c:181:21: warning: symbol 'ntsc_video_levels' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:185:21: warning: symbol 'pal_video_levels' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:189:21: warning: symbol 'ntsc_burst_levels' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:193:21: warning: symbol 'pal_burst_levels' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:197:20: warning: symbol 'ntsc_color_gains' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:201:20: warning: symbol 'pal_color_gains' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:205:26: warning: symbol 'ntsc_resync_parameters' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:209:26: warning: symbol 'pal_resync_parameters' was not 
declared. Should it be static?
drm/sun4i/sun4i_tv.c:213:16: warning: symbol 'tv_modes' was not declared. 
Should it be static?

Cc: Maxime Ripard <maxime.ripard at free-electrons.com>
Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/sun4i/sun4i_tv.c | 38 +++++++++++++++++++-------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_tv.c b/drivers/gpu/drm/sun4i/sun4i_tv.c
index b84147896294..3d69bd34f36c 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tv.c
@@ -161,10 +161,10 @@ struct tv_mode {
        bool            dac3_en;
        bool            dac_bit25_en;

-       struct color_gains              *color_gains;
-       struct burst_levels             *burst_levels;
-       struct video_levels             *video_levels;
-       struct resync_parameters        *resync_params;
+       const struct color_gains        *color_gains;
+       const struct burst_levels       *burst_levels;
+       const struct video_levels       *video_levels;
+       const struct resync_parameters  *resync_params;
 };

 struct sun4i_tv {
@@ -178,39 +178,39 @@ struct sun4i_tv {
        struct sun4i_drv        *drv;
 };

-struct video_levels ntsc_video_levels = {
+static const struct video_levels ntsc_video_levels = {
        .black = 282,   .blank = 240,
 };

-struct video_levels pal_video_levels = {
+static const struct video_levels pal_video_levels = {
        .black = 252,   .blank = 252,
 };

-struct burst_levels ntsc_burst_levels = {
+static const struct burst_levels ntsc_burst_levels = {
        .cb = 79,       .cr = 0,
 };

-struct burst_levels pal_burst_levels = {
+static const struct burst_levels pal_burst_levels = {
        .cb = 40,       .cr = 40,
 };

-struct color_gains ntsc_color_gains = {
+static const struct color_gains ntsc_color_gains = {
        .cb = 160,      .cr = 160,
 };

-struct color_gains pal_color_gains = {
+static const struct color_gains pal_color_gains = {
        .cb = 224,      .cr = 224,
 };

-struct resync_parameters ntsc_resync_parameters = {
+static const struct resync_parameters ntsc_resync_parameters = {
        .field = false, .line = 14,     .pixel = 12,
 };

-struct resync_parameters pal_resync_parameters = {
+static const struct resync_parameters pal_resync_parameters = {
        .field = true,  .line = 13,     .pixel = 12,
 };

-struct tv_mode tv_modes[] = {
+static const struct tv_mode tv_modes[] = {
        {
                .name           = "NTSC",
                .mode           = SUN4I_TVE_CFG0_RES_480i,
@@ -289,13 +289,13 @@ drm_connector_to_sun4i_tv(struct drm_connector *connector)
  * So far, it doesn't seem to be preserved when the mode is passed by
  * to mode_set for some reason.
  */
-static struct tv_mode *sun4i_tv_find_tv_by_mode(struct drm_display_mode *mode)
+static const struct tv_mode *sun4i_tv_find_tv_by_mode(const struct 
drm_display_mode *mode)
 {
        int i;

        /* First try to identify the mode by name */
        for (i = 0; i < ARRAY_SIZE(tv_modes); i++) {
-               struct tv_mode *tv_mode = &tv_modes[i];
+               const struct tv_mode *tv_mode = &tv_modes[i];

                DRM_DEBUG_DRIVER("Comparing mode %s vs %s",
                                 mode->name, tv_mode->name);
@@ -306,7 +306,7 @@ static struct tv_mode *sun4i_tv_find_tv_by_mode(struct 
drm_display_mode *mode)

        /* Then by number of lines */
        for (i = 0; i < ARRAY_SIZE(tv_modes); i++) {
-               struct tv_mode *tv_mode = &tv_modes[i];
+               const struct tv_mode *tv_mode = &tv_modes[i];

                DRM_DEBUG_DRIVER("Comparing mode %s vs %s (X: %d vs %d)",
                                 mode->name, tv_mode->name,
@@ -319,7 +319,7 @@ static struct tv_mode *sun4i_tv_find_tv_by_mode(struct 
drm_display_mode *mode)
        return NULL;
 }

-static void sun4i_tv_mode_to_drm_mode(struct tv_mode *tv_mode,
+static void sun4i_tv_mode_to_drm_mode(const struct tv_mode *tv_mode,
                                      struct drm_display_mode *mode)
 {
        DRM_DEBUG_DRIVER("Creating mode %s\n", mode->name);
@@ -386,7 +386,7 @@ static void sun4i_tv_mode_set(struct drm_encoder *encoder,
        struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder);
        struct sun4i_drv *drv = tv->drv;
        struct sun4i_tcon *tcon = drv->tcon;
-       struct tv_mode *tv_mode = sun4i_tv_find_tv_by_mode(mode);
+       const struct tv_mode *tv_mode = sun4i_tv_find_tv_by_mode(mode);

        sun4i_tcon1_mode_set(tcon, mode);

@@ -508,7 +508,7 @@ static int sun4i_tv_comp_get_modes(struct drm_connector 
*connector)

        for (i = 0; i < ARRAY_SIZE(tv_modes); i++) {
                struct drm_display_mode *mode = drm_mode_create(connector->dev);
-               struct tv_mode *tv_mode = &tv_modes[i];
+               const struct tv_mode *tv_mode = &tv_modes[i];

                strcpy(mode->name, tv_mode->name);

-- 
2.7.4

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