From 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Fri, 25 Mar 2016 03:53:42 -0300
Subject: Linux-libre 4.5-gnu

---
 drivers/gpu/drm/tegra/fb.c | 42 +++++++++++++++++++++++++++++++++---------
 1 file changed, 33 insertions(+), 9 deletions(-)

(limited to 'drivers/gpu/drm/tegra/fb.c')

diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index 1004075fd..ca84de9cc 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -10,6 +10,8 @@
  * published by the Free Software Foundation.
  */
 
+#include <linux/console.h>
+
 #include "drm.h"
 #include "gem.h"
 
@@ -18,7 +20,7 @@ static inline struct tegra_fb *to_tegra_fb(struct drm_framebuffer *fb)
 	return container_of(fb, struct tegra_fb, base);
 }
 
-#ifdef CONFIG_DRM_TEGRA_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 static inline struct tegra_fbdev *to_tegra_fbdev(struct drm_fb_helper *helper)
 {
 	return container_of(helper, struct tegra_fbdev, base);
@@ -86,13 +88,13 @@ static int tegra_fb_create_handle(struct drm_framebuffer *framebuffer,
 	return drm_gem_handle_create(file, &fb->planes[0]->gem, handle);
 }
 
-static struct drm_framebuffer_funcs tegra_fb_funcs = {
+static const struct drm_framebuffer_funcs tegra_fb_funcs = {
 	.destroy = tegra_fb_destroy,
 	.create_handle = tegra_fb_create_handle,
 };
 
 static struct tegra_fb *tegra_fb_alloc(struct drm_device *drm,
-				       struct drm_mode_fb_cmd2 *mode_cmd,
+				       const struct drm_mode_fb_cmd2 *mode_cmd,
 				       struct tegra_bo **planes,
 				       unsigned int num_planes)
 {
@@ -131,7 +133,7 @@ static struct tegra_fb *tegra_fb_alloc(struct drm_device *drm,
 
 struct drm_framebuffer *tegra_fb_create(struct drm_device *drm,
 					struct drm_file *file,
-					struct drm_mode_fb_cmd2 *cmd)
+					const struct drm_mode_fb_cmd2 *cmd)
 {
 	unsigned int hsub, vsub, i;
 	struct tegra_bo *planes[4];
@@ -181,7 +183,7 @@ unreference:
 	return ERR_PTR(err);
 }
 
-#ifdef CONFIG_DRM_TEGRA_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 static struct fb_ops tegra_fb_ops = {
 	.owner = THIS_MODULE,
 	.fb_fillrect = drm_fb_helper_sys_fillrect,
@@ -370,7 +372,7 @@ void tegra_fb_output_poll_changed(struct drm_device *drm)
 
 int tegra_drm_fb_prepare(struct drm_device *drm)
 {
-#ifdef CONFIG_DRM_TEGRA_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct tegra_drm *tegra = drm->dev_private;
 
 	tegra->fbdev = tegra_fbdev_create(drm);
@@ -383,7 +385,7 @@ int tegra_drm_fb_prepare(struct drm_device *drm)
 
 void tegra_drm_fb_free(struct drm_device *drm)
 {
-#ifdef CONFIG_DRM_TEGRA_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct tegra_drm *tegra = drm->dev_private;
 
 	tegra_fbdev_free(tegra->fbdev);
@@ -392,7 +394,7 @@ void tegra_drm_fb_free(struct drm_device *drm)
 
 int tegra_drm_fb_init(struct drm_device *drm)
 {
-#ifdef CONFIG_DRM_TEGRA_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct tegra_drm *tegra = drm->dev_private;
 	int err;
 
@@ -407,9 +409,31 @@ int tegra_drm_fb_init(struct drm_device *drm)
 
 void tegra_drm_fb_exit(struct drm_device *drm)
 {
-#ifdef CONFIG_DRM_TEGRA_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
 	struct tegra_drm *tegra = drm->dev_private;
 
 	tegra_fbdev_exit(tegra->fbdev);
 #endif
 }
+
+void tegra_drm_fb_suspend(struct drm_device *drm)
+{
+#ifdef CONFIG_DRM_FBDEV_EMULATION
+	struct tegra_drm *tegra = drm->dev_private;
+
+	console_lock();
+	drm_fb_helper_set_suspend(&tegra->fbdev->base, 1);
+	console_unlock();
+#endif
+}
+
+void tegra_drm_fb_resume(struct drm_device *drm)
+{
+#ifdef CONFIG_DRM_FBDEV_EMULATION
+	struct tegra_drm *tegra = drm->dev_private;
+
+	console_lock();
+	drm_fb_helper_set_suspend(&tegra->fbdev->base, 0);
+	console_unlock();
+#endif
+}
-- 
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