drm/drm: constify all struct drm_*_helper funcs pointers

They are not to be modified.

Generated using the semantic patch:

@@
@@
(
  const struct drm_crtc_helper_funcs *
|
- struct drm_crtc_helper_funcs *
+ const struct drm_crtc_helper_funcs *
)

@@
@@
(
  const struct drm_encoder_helper_funcs *
|
- struct drm_encoder_helper_funcs *
+ const struct drm_encoder_helper_funcs *
)

@@
@@
(
  const struct drm_connector_helper_funcs *
|
- struct drm_connector_helper_funcs *
+ const struct drm_connector_helper_funcs *
)

@@
@@
(
  const struct drm_plane_helper_funcs *
|
- struct drm_plane_helper_funcs *
+ const struct drm_plane_helper_funcs *
)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index dd895c4..ab00286 100644 (file)
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -161,7 +161,7 @@ EXPORT_SYMBOL(drm_helper_crtc_in_use);
 static void
 drm_encoder_disable(struct drm_encoder *encoder)
 {
-       struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
+       const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
 
        if (encoder->bridge)
                encoder->bridge->funcs->disable(encoder->bridge);
@@ -191,7 +191,7 @@ static void __drm_helper_disable_unused_functions(struct drm_device *dev)
        }
 
        list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-               struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+               const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
                crtc->enabled = drm_helper_crtc_in_use(crtc);
                if (!crtc->enabled) {
                        if (crtc_funcs->disable)
@@ -229,7 +229,7 @@ EXPORT_SYMBOL(drm_helper_disable_unused_functions);
 static void
 drm_crtc_prepare_encoders(struct drm_device *dev)
 {
-       struct drm_encoder_helper_funcs *encoder_funcs;
+       const struct drm_encoder_helper_funcs *encoder_funcs;
        struct drm_encoder *encoder;
 
        list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
@@ -271,8 +271,8 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
 {
        struct drm_device *dev = crtc->dev;
        struct drm_display_mode *adjusted_mode, saved_mode, saved_hwmode;
-       struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
-       struct drm_encoder_helper_funcs *encoder_funcs;
+       const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+       const struct drm_encoder_helper_funcs *encoder_funcs;
        int saved_x, saved_y;
        bool saved_enabled;
        struct drm_encoder *encoder;
@@ -473,7 +473,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
        bool fb_changed = false; /* if true and !mode_changed just do a flip */
        struct drm_connector *save_connectors, *connector;
        int count = 0, ro, fail = 0;
-       struct drm_crtc_helper_funcs *crtc_funcs;
+       const struct drm_crtc_helper_funcs *crtc_funcs;
        struct drm_mode_set save_set;
        int ret;
        int i;
@@ -573,7 +573,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
        /* a) traverse passed in connector list and get encoders for them */
        count = 0;
        list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-               struct drm_connector_helper_funcs *connector_funcs =
+               const struct drm_connector_helper_funcs *connector_funcs =
                        connector->helper_private;
                new_encoder = connector->encoder;
                for (ro = 0; ro < set->num_connectors; ro++) {
@@ -733,7 +733,7 @@ static int drm_helper_choose_encoder_dpms(struct drm_encoder *encoder)
 static void drm_helper_encoder_dpms(struct drm_encoder *encoder, int mode)
 {
        struct drm_bridge *bridge = encoder->bridge;
-       struct drm_encoder_helper_funcs *encoder_funcs;
+       const struct drm_encoder_helper_funcs *encoder_funcs;
 
        if (bridge) {
                if (mode == DRM_MODE_DPMS_ON)
@@ -795,7 +795,7 @@ void drm_helper_connector_dpms(struct drm_connector *connector, int mode)
        /* from off to on, do crtc then encoder */
        if (mode < old_dpms) {
                if (crtc) {
-                       struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+                       const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
                        if (crtc_funcs->dpms)
                                (*crtc_funcs->dpms) (crtc,
                                                     drm_helper_choose_crtc_dpms(crtc));
@@ -809,7 +809,7 @@ void drm_helper_connector_dpms(struct drm_connector *connector, int mode)
                if (encoder)
                        drm_helper_encoder_dpms(encoder, encoder_dpms);
                if (crtc) {
-                       struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+                       const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
                        if (crtc_funcs->dpms)
                                (*crtc_funcs->dpms) (crtc,
                                                     drm_helper_choose_crtc_dpms(crtc));
@@ -871,7 +871,7 @@ void drm_helper_resume_force_mode(struct drm_device *dev)
 {
        struct drm_crtc *crtc;
        struct drm_encoder *encoder;
-       struct drm_crtc_helper_funcs *crtc_funcs;
+       const struct drm_crtc_helper_funcs *crtc_funcs;
        int encoder_dpms;
        bool ret;
 
@@ -936,7 +936,7 @@ int drm_helper_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mod
                             struct drm_framebuffer *old_fb)
 {
        struct drm_crtc_state *crtc_state;
-       struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+       const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
        int ret;
 
        if (crtc->funcs->atomic_duplicate_state)

diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 309b947..cac4229 100644 (file)
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -238,7 +238,7 @@ static void drm_fb_helper_restore_lut_atomic(struct drm_crtc *crtc)
 int drm_fb_helper_debug_enter(struct fb_info *info)
 {
        struct drm_fb_helper *helper = info->par;
-       struct drm_crtc_helper_funcs *funcs;
+       const struct drm_crtc_helper_funcs *funcs;
        int i;
 
        list_for_each_entry(helper, &kernel_fb_helper_list, kernel_fb_list) {
@@ -285,7 +285,7 @@ int drm_fb_helper_debug_leave(struct fb_info *info)
 {
        struct drm_fb_helper *helper = info->par;
        struct drm_crtc *crtc;
-       struct drm_crtc_helper_funcs *funcs;
+       const struct drm_crtc_helper_funcs *funcs;
        struct drm_framebuffer *fb;
        int i;
 
@@ -765,7 +765,7 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
 {
        struct drm_fb_helper *fb_helper = info->par;
        struct drm_device *dev = fb_helper->dev;
-       struct drm_crtc_helper_funcs *crtc_funcs;
+       const struct drm_crtc_helper_funcs *crtc_funcs;
        u16 *red, *green, *blue, *transp;
        struct drm_crtc *crtc;
        int i, j, rc = 0;
@@ -1551,7 +1551,7 @@ static int drm_pick_crtcs(struct drm_fb_helper *fb_helper,
        int c, o;
        struct drm_device *dev = fb_helper->dev;
        struct drm_connector *connector;
-       struct drm_connector_helper_funcs *connector_funcs;
+       const struct drm_connector_helper_funcs *connector_funcs;
        struct drm_encoder *encoder;
        int my_score, best_score, score;
        struct drm_fb_helper_crtc **crtcs, *crtc;

diff --git a/drivers/gpu/drm/drm_plane_helper.c b/drivers/gpu/drm/drm_plane_helper.c
index 33807e0..40c1db9 100644 (file)
--- a/drivers/gpu/drm/drm_plane_helper.c
+++ b/drivers/gpu/drm/drm_plane_helper.c
@@ -401,9 +401,9 @@ int drm_plane_helper_commit(struct drm_plane *plane,
                            struct drm_plane_state *plane_state,
                            struct drm_framebuffer *old_fb)
 {
-       struct drm_plane_helper_funcs *plane_funcs;
+       const struct drm_plane_helper_funcs *plane_funcs;
        struct drm_crtc *crtc[2];
-       struct drm_crtc_helper_funcs *crtc_funcs[2];
+       const struct drm_crtc_helper_funcs *crtc_funcs[2];
        int i, ret = 0;
 
        plane_funcs = plane->helper_private;

diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index 6591d48..d44437f 100644 (file)
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -98,7 +98,7 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
 {
        struct drm_device *dev = connector->dev;
        struct drm_display_mode *mode;
-       struct drm_connector_helper_funcs *connector_funcs =
+       const struct drm_connector_helper_funcs *connector_funcs =
                connector->helper_private;
        int count = 0;
        int mode_flags = 0;