[PATCH 04/17] drm/mgag200: Use managed mode-config initialization

[Thomas Zimmermann <tzimmermann@xxxxxxx>]

Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
---
 drivers/gpu/drm/mgag200/mgag200_drv.h  |  1 -
 drivers/gpu/drm/mgag200/mgag200_main.c | 18 -------------
 drivers/gpu/drm/mgag200/mgag200_mode.c | 37 ++++++++++++++++++++------
 3 files changed, 29 insertions(+), 27 deletions(-)

diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h
index 09b43a0ff6bbf..4403145e3593c 100644
--- a/drivers/gpu/drm/mgag200/mgag200_drv.h
+++ b/drivers/gpu/drm/mgag200/mgag200_drv.h
@@ -182,7 +182,6 @@ mgag200_flags_from_driver_data(kernel_ulong_t driver_data)
 
 				/* mgag200_mode.c */
 int mgag200_modeset_init(struct mga_device *mdev);
-void mgag200_modeset_fini(struct mga_device *mdev);
 
 				/* mgag200_main.c */
 int mgag200_driver_load(struct drm_device *dev, unsigned long flags);
diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c
index 698fbf31337d4..cf25012f9b6ec 100644
--- a/drivers/gpu/drm/mgag200/mgag200_main.c
+++ b/drivers/gpu/drm/mgag200/mgag200_main.c
@@ -10,15 +10,8 @@
 
 #include <linux/pci.h>
 
-#include <drm/drm_crtc_helper.h>
-#include <drm/drm_gem_framebuffer_helper.h>
-
 #include "mgag200_drv.h"
 
-static const struct drm_mode_config_funcs mga_mode_funcs = {
-	.fb_create = drm_gem_fb_create
-};
-
 static int mga_probe_vram(struct mga_device *mdev, void __iomem *mem)
 {
 	int offset;
@@ -159,14 +152,6 @@ int mgag200_driver_load(struct drm_device *dev, unsigned long flags)
 	if (r)
 		goto err_mm;
 
-	drm_mode_config_init(dev);
-	dev->mode_config.funcs = (void *)&mga_mode_funcs;
-	if (IS_G200_SE(mdev) && mdev->vram_fb_available < (2048*1024))
-		dev->mode_config.preferred_depth = 16;
-	else
-		dev->mode_config.preferred_depth = 32;
-	dev->mode_config.prefer_shadow = 1;
-
 	r = mgag200_modeset_init(mdev);
 	if (r) {
 		dev_err(&dev->pdev->dev, "Fatal error during modeset init: %d\n", r);
@@ -176,7 +161,6 @@ int mgag200_driver_load(struct drm_device *dev, unsigned long flags)
 	return 0;
 
 err_modeset:
-	drm_mode_config_cleanup(dev);
 	mgag200_mm_fini(mdev);
 err_mm:
 	dev->dev_private = NULL;
@@ -190,8 +174,6 @@ void mgag200_driver_unload(struct drm_device *dev)
 
 	if (mdev == NULL)
 		return;
-	mgag200_modeset_fini(mdev);
-	drm_mode_config_cleanup(dev);
 	mgag200_mm_fini(mdev);
 	dev->dev_private = NULL;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index eaa3fca7216ac..3d894b37a0812 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -13,6 +13,7 @@
 
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_fourcc.h>
+#include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_plane_helper.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_simple_kms_helper.h>
@@ -1614,16 +1615,41 @@ static int mgag200_vga_connector_init(struct mga_device *mdev)
 	return ret;
 }
 
+static const struct drm_mode_config_funcs mgag200_mode_config_funcs = {
+	.fb_create = drm_gem_fb_create
+};
+
+static unsigned int mgag200_preferred_depth(struct mga_device *mdev)
+{
+	if (IS_G200_SE(mdev) && mdev->vram_fb_available < (2048*1024))
+		return 16;
+	else
+		return 32;
+}
+
 int mgag200_modeset_init(struct mga_device *mdev)
 {
+	struct drm_device *dev = mdev->dev;
 	struct drm_encoder *encoder = &mdev->encoder;
 	struct drm_connector *connector = &mdev->connector.base;
 	int ret;
 
-	mdev->dev->mode_config.max_width = MGAG200_MAX_FB_WIDTH;
-	mdev->dev->mode_config.max_height = MGAG200_MAX_FB_HEIGHT;
+	ret = drmm_mode_config_init(dev);
+	if (ret) {
+		drm_err(dev, "drmm_mode_config_init() failed, error %d\n",
+			ret);
+		return ret;
+	}
+
+	dev->mode_config.max_width = MGAG200_MAX_FB_WIDTH;
+	dev->mode_config.max_height = MGAG200_MAX_FB_HEIGHT;
+
+	dev->mode_config.preferred_depth = mgag200_preferred_depth(mdev);
+	dev->mode_config.prefer_shadow = 1;
+
+	dev->mode_config.fb_base = mdev->mc.vram_base;
 
-	mdev->dev->mode_config.fb_base = mdev->mc.vram_base;
+	dev->mode_config.funcs = &mgag200_mode_config_funcs;
 
 	mga_crtc_init(mdev);
 
@@ -1648,8 +1674,3 @@ int mgag200_modeset_init(struct mga_device *mdev)
 
 	return 0;
 }
-
-void mgag200_modeset_fini(struct mga_device *mdev)
-{
-
-}
-- 
2.26.0

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