drm: Constify drm_mode_config_funcs pointer

The DRM mode config functions structure declared by drivers and pointed
to by the drm_mode_config funcs field is never modified. Make it a const
pointer.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Rob Clark <rob.clark@linaro.org>
Reviwed-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

9 files changed, 9 insertions, 9 deletions

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index c38c8f468fa..f82a299553f 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -191,7 +191,7 @@ static void exynos_drm_output_poll_changed(struct drm_device *dev)
                 drm_fb_helper_hotplug_event(fb_helper);
 }
 
-static struct drm_mode_config_funcs exynos_drm_mode_config_funcs = {
+static const struct drm_mode_config_funcs exynos_drm_mode_config_funcs = {
         .fb_create = exynos_user_fb_create,
         .output_poll_changed = exynos_drm_output_poll_changed,
 };
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 09cd23cc05a..5732b5702e1 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -782,7 +782,7 @@ void psb_modeset_init(struct drm_device *dev)
         dev->mode_config.min_width = 0;
         dev->mode_config.min_height = 0;
 
-        dev->mode_config.funcs = (void *) &psb_mode_funcs;
+        dev->mode_config.funcs = &psb_mode_funcs;
 
         /* set memory base */
         /* Oaktrail and Poulsbo should use BAR 2*/
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3c71850ddf2..ee61ad1e642 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6941,7 +6941,7 @@ void intel_modeset_init(struct drm_device *dev)
         dev->mode_config.preferred_depth = 24;
         dev->mode_config.prefer_shadow = 1;
 
-        dev->mode_config.funcs = (void *)&intel_mode_funcs;
+        dev->mode_config.funcs = &intel_mode_funcs;
 
         intel_init_quirks(dev);
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index a85e112863d..4b1cf745798 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -300,7 +300,7 @@ nouveau_display_create(struct drm_device *dev)
                 disp->color_vibrance_property->values[1] = 200; /* -100..+100 */
         }
 
-        dev->mode_config.funcs = (void *)&nouveau_mode_config_funcs;
+        dev->mode_config.funcs = &nouveau_mode_config_funcs;
         dev->mode_config.fb_base = pci_resource_start(dev->pdev, 1);
 
         dev->mode_config.min_width = 0;
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index da3fe8a68f8..64a008d1449 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1320,7 +1320,7 @@ int radeon_modeset_init(struct radeon_device *rdev)
         drm_mode_config_init(rdev->ddev);
         rdev->mode_info.mode_config_initialized = true;
 
-        rdev->ddev->mode_config.funcs = (void *)&radeon_mode_funcs;
+        rdev->ddev->mode_config.funcs = &radeon_mode_funcs;
 
         if (ASIC_IS_DCE5(rdev)) {
                 rdev->ddev->mode_config.max_width = 16384;
diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c
index b3ecb3d12a1..0d7816789da 100644
--- a/drivers/gpu/drm/udl/udl_modeset.c
+++ b/drivers/gpu/drm/udl/udl_modeset.c
@@ -395,7 +395,7 @@ int udl_modeset_init(struct drm_device *dev)
         dev->mode_config.prefer_shadow = 0;
         dev->mode_config.preferred_depth = 24;
 
-        dev->mode_config.funcs = (void *)&udl_mode_funcs;
+        dev->mode_config.funcs = &udl_mode_funcs;
 
         drm_mode_create_dirty_info_property(dev);
 
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 2286d47e502..6b0078ffa76 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1178,7 +1178,7 @@ err_out:
         return &vfb->base;
 }
 
-static struct drm_mode_config_funcs vmw_kms_funcs = {
+static const struct drm_mode_config_funcs vmw_kms_funcs = {
         .fb_create = vmw_kms_fb_create,
 };
 
diff --git a/drivers/staging/omapdrm/omap_drv.c b/drivers/staging/omapdrm/omap_drv.c
index 071c7702d05..1edbd777bf4 100644
--- a/drivers/staging/omapdrm/omap_drv.c
+++ b/drivers/staging/omapdrm/omap_drv.c
@@ -58,7 +58,7 @@ static void omap_fb_output_poll_changed(struct drm_device *dev)
         }
 }
 
-static struct drm_mode_config_funcs omap_mode_config_funcs = {
+static const struct drm_mode_config_funcs omap_mode_config_funcs = {
         .fb_create = omap_framebuffer_create,
         .output_poll_changed = omap_fb_output_poll_changed,
 };
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 3ecee192db0..b88b28f45f9 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -767,7 +767,7 @@ struct drm_mode_config {
 
         int min_width, min_height;
         int max_width, max_height;
-        struct drm_mode_config_funcs *funcs;
+        const struct drm_mode_config_funcs *funcs;
         resource_size_t fb_base;
 
         /* output poll support */