[PATCH 3/4] drm: constify all struct drm_crtc_helper_funcs pointers

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They are not to be modified.

Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c |  4 ++--
 drivers/gpu/drm/drm_atomic_helper.c          | 14 +++++++-------
 drivers/gpu/drm/drm_crtc_helper.c            | 14 +++++++-------
 drivers/gpu/drm/drm_fb_helper.c              |  6 +++---
 drivers/gpu/drm/drm_plane_helper.c           |  2 +-
 drivers/gpu/drm/exynos/exynos_hdmi.c         |  2 +-
 drivers/gpu/drm/gma500/cdv_intel_display.c   |  2 +-
 drivers/gpu/drm/gma500/gma_display.c         |  6 +++---
 drivers/gpu/drm/gma500/mdfld_intel_display.c |  2 +-
 drivers/gpu/drm/gma500/oaktrail_crtc.c       |  2 +-
 drivers/gpu/drm/gma500/oaktrail_hdmi.c       |  2 +-
 drivers/gpu/drm/gma500/psb_intel_display.c   |  2 +-
 drivers/gpu/drm/mgag200/mgag200_mode.c       |  2 +-
 drivers/gpu/drm/nouveau/dispnv04/crtc.c      |  4 ++--
 drivers/gpu/drm/qxl/qxl_drv.c                |  2 +-
 15 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index c4bb1f9f95c6..e79afe7d3459 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -570,7 +570,7 @@ static int atmel_hlcdc_dc_drm_suspend(struct device *dev)
 
 	drm_modeset_lock_all(drm_dev);
 	list_for_each_entry(crtc, &drm_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;
 		if (crtc->enabled) {
 			crtc_funcs->disable(crtc);
 			/* save enable state for resume */
@@ -591,7 +591,7 @@ static int atmel_hlcdc_dc_drm_resume(struct device *dev)
 
 	drm_modeset_lock_all(drm_dev);
 	list_for_each_entry(crtc, &drm_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;
 		if (crtc->enabled) {
 			crtc->enabled = false;
 			crtc_funcs->enable(crtc);
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index f41062203f7d..d05da9940b26 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -317,7 +317,7 @@ mode_fixup(struct drm_atomic_state *state)
 	}
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc;
 
 		crtc_state = state->crtc_states[i];
@@ -504,7 +504,7 @@ drm_atomic_helper_check_planes(struct drm_device *dev,
 	}
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc = state->crtcs[i];
 
 		if (!crtc)
@@ -623,7 +623,7 @@ disable_outputs(struct drm_device *dev, struct drm_atomic_state *old_state)
 	}
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc;
 		struct drm_crtc_state *old_crtc_state;
 
@@ -713,7 +713,7 @@ crtc_set_mode(struct drm_device *dev, struct drm_atomic_state *old_state)
 	int i;
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc;
 
 		crtc = old_state->crtcs[i];
@@ -812,7 +812,7 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev,
 	int i;
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc;
 
 		crtc = old_state->crtcs[i];
@@ -1179,7 +1179,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
 	int i;
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc = old_state->crtcs[i];
 
 		if (!crtc)
@@ -1219,7 +1219,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
 	}
 
 	for (i = 0; i < ncrtcs; i++) {
-		const struct drm_crtc_helper_funcs *funcs;
+		const const struct drm_crtc_helper_funcs *funcs;
 		struct drm_crtc *crtc = old_state->crtcs[i];
 
 		if (!crtc)
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index fba8fda50d22..e4a55bbe698d 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -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)
@@ -271,7 +271,7 @@ bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
 {
 	struct drm_device *dev = crtc->dev;
 	struct drm_display_mode *adjusted_mode, saved_mode;
-	struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+	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;
@@ -472,7 +472,7 @@ 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;
@@ -794,7 +794,7 @@ 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));
@@ -808,7 +808,7 @@ 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));
@@ -870,7 +870,7 @@ 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;
 
@@ -935,7 +935,7 @@ 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 d864bed458e9..3e71f613f8e1 100644
--- 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;
diff --git a/drivers/gpu/drm/drm_plane_helper.c b/drivers/gpu/drm/drm_plane_helper.c
index b62b03635050..5d2e96a3aff6 100644
--- a/drivers/gpu/drm/drm_plane_helper.c
+++ b/drivers/gpu/drm/drm_plane_helper.c
@@ -402,7 +402,7 @@ int drm_plane_helper_commit(struct drm_plane *plane,
 {
 	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/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 229b3613c60b..c8952b057879 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -2101,7 +2101,7 @@ static void hdmi_dpms(struct exynos_drm_display *display, int mode)
 	struct hdmi_context *hdata = display_to_hdmi(display);
 	struct drm_encoder *encoder = hdata->encoder;
 	struct drm_crtc *crtc = encoder->crtc;
-	struct drm_crtc_helper_funcs *funcs = NULL;
+	const struct drm_crtc_helper_funcs *funcs = NULL;
 
 	DRM_DEBUG_KMS("mode %d\n", mode);
 
diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c b/drivers/gpu/drm/gma500/cdv_intel_display.c
index 66727328832d..7d47b3d5cc0d 100644
--- a/drivers/gpu/drm/gma500/cdv_intel_display.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_display.c
@@ -823,7 +823,7 @@ static int cdv_intel_crtc_mode_set(struct drm_crtc *crtc,
 
 	/* Flush the plane changes */
 	{
-		struct drm_crtc_helper_funcs *crtc_funcs =
+		const struct drm_crtc_helper_funcs *crtc_funcs =
 		    crtc->helper_private;
 		crtc_funcs->mode_set_base(crtc, x, y, old_fb);
 	}
diff --git a/drivers/gpu/drm/gma500/gma_display.c b/drivers/gpu/drm/gma500/gma_display.c
index 1aa9c01e9cfc..001b450b27b3 100644
--- a/drivers/gpu/drm/gma500/gma_display.c
+++ b/drivers/gpu/drm/gma500/gma_display.c
@@ -501,20 +501,20 @@ bool gma_crtc_mode_fixup(struct drm_crtc *crtc,
 
 void gma_crtc_prepare(struct drm_crtc *crtc)
 {
-	struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
 	crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF);
 }
 
 void gma_crtc_commit(struct drm_crtc *crtc)
 {
-	struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
 	crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON);
 }
 
 void gma_crtc_disable(struct drm_crtc *crtc)
 {
 	struct gtt_range *gt;
-	struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
 
 	crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF);
 
diff --git a/drivers/gpu/drm/gma500/mdfld_intel_display.c b/drivers/gpu/drm/gma500/mdfld_intel_display.c
index 8cc8a5abbc7b..acd38344b302 100644
--- a/drivers/gpu/drm/gma500/mdfld_intel_display.c
+++ b/drivers/gpu/drm/gma500/mdfld_intel_display.c
@@ -849,7 +849,7 @@ static int mdfld_crtc_mode_set(struct drm_crtc *crtc,
 
 	/* Flush the plane changes */
 	{
-		struct drm_crtc_helper_funcs *crtc_funcs =
+		const struct drm_crtc_helper_funcs *crtc_funcs =
 		    crtc->helper_private;
 		crtc_funcs->mode_set_base(crtc, x, y, old_fb);
 	}
diff --git a/drivers/gpu/drm/gma500/oaktrail_crtc.c b/drivers/gpu/drm/gma500/oaktrail_crtc.c
index 2de216c2374f..1048f0c7c6ce 100644
--- a/drivers/gpu/drm/gma500/oaktrail_crtc.c
+++ b/drivers/gpu/drm/gma500/oaktrail_crtc.c
@@ -483,7 +483,7 @@ static int oaktrail_crtc_mode_set(struct drm_crtc *crtc,
 
 	/* Flush the plane changes */
 	{
-		struct drm_crtc_helper_funcs *crtc_funcs =
+		const struct drm_crtc_helper_funcs *crtc_funcs =
 		    crtc->helper_private;
 		crtc_funcs->mode_set_base(crtc, x, y, old_fb);
 	}
diff --git a/drivers/gpu/drm/gma500/oaktrail_hdmi.c b/drivers/gpu/drm/gma500/oaktrail_hdmi.c
index 54f73f50571a..2310d879cdc2 100644
--- a/drivers/gpu/drm/gma500/oaktrail_hdmi.c
+++ b/drivers/gpu/drm/gma500/oaktrail_hdmi.c
@@ -347,7 +347,7 @@ int oaktrail_crtc_hdmi_mode_set(struct drm_crtc *crtc,
 
 	/* Flush the plane changes */
 	{
-		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+		const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
 		crtc_funcs->mode_set_base(crtc, x, y, old_fb);
 	}
 
diff --git a/drivers/gpu/drm/gma500/psb_intel_display.c b/drivers/gpu/drm/gma500/psb_intel_display.c
index b21a09451d1d..6659da88fe5b 100644
--- a/drivers/gpu/drm/gma500/psb_intel_display.c
+++ b/drivers/gpu/drm/gma500/psb_intel_display.c
@@ -108,7 +108,7 @@ static int psb_intel_crtc_mode_set(struct drm_crtc *crtc,
 	struct drm_device *dev = crtc->dev;
 	struct drm_psb_private *dev_priv = dev->dev_private;
 	struct gma_crtc *gma_crtc = to_gma_crtc(crtc);
-	struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
 	int pipe = gma_crtc->pipe;
 	const struct psb_offset *map = &dev_priv->regmap[pipe];
 	int refclk;
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 9872ba9abf1a..6e84df9369a6 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -1222,7 +1222,7 @@ static void mga_crtc_commit(struct drm_crtc *crtc)
 {
 	struct drm_device *dev = crtc->dev;
 	struct mga_device *mdev = dev->dev_private;
-	struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
 	u8 tmp;
 
 	if (mdev->type == G200_WB)
diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
index 542bb266a0ab..3d96b49fe662 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
@@ -703,7 +703,7 @@ static void nv_crtc_prepare(struct drm_crtc *crtc)
 	struct drm_device *dev = crtc->dev;
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
-	struct drm_crtc_helper_funcs *funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *funcs = crtc->helper_private;
 
 	if (nv_two_heads(dev))
 		NVSetOwner(dev, nv_crtc->index);
@@ -724,7 +724,7 @@ static void nv_crtc_prepare(struct drm_crtc *crtc)
 static void nv_crtc_commit(struct drm_crtc *crtc)
 {
 	struct drm_device *dev = crtc->dev;
-	struct drm_crtc_helper_funcs *funcs = crtc->helper_private;
+	const struct drm_crtc_helper_funcs *funcs = crtc->helper_private;
 	struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
 
 	nouveau_hw_load_state(dev, nv_crtc->index, &nv04_display(dev)->mode_reg);
diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c
index 1d9b80c91a15..e2d07085b6a5 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.c
+++ b/drivers/gpu/drm/qxl/qxl_drv.c
@@ -102,7 +102,7 @@ static int qxl_drm_freeze(struct drm_device *dev)
 
 	/* unpin the front buffers */
 	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;
 		if (crtc->enabled)
 			(*crtc_funcs->disable)(crtc);
 	}
-- 
2.1.4

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