[PATCH 2/2] drm/radeon: Test for fbdev GEM object with generic helper

[Thomas Zimmermann <tzimmermann@suse.de>]

Replace radeon's test for the fbdev GEM object with a call to the
generic helper.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/radeon/radeon_device.c |  7 ++++---
 drivers/gpu/drm/radeon/radeon_fbdev.c  | 17 -----------------
 drivers/gpu/drm/radeon/radeon_mode.h   |  5 -----
 3 files changed, 4 insertions(+), 25 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 5d523d5dae88..705c012fcf9e 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -37,6 +37,7 @@
 #include <drm/drm_client_event.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_device.h>
+#include <drm/drm_fb_helper.h>
 #include <drm/drm_file.h>
 #include <drm/drm_framebuffer.h>
 #include <drm/drm_probe_helper.h>
@@ -1574,7 +1575,6 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend,
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
 		struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 		struct drm_framebuffer *fb = crtc->primary->fb;
-		struct radeon_bo *robj;
 
 		if (radeon_crtc->cursor_bo) {
 			struct radeon_bo *robj = gem_to_radeon_bo(radeon_crtc->cursor_bo);
@@ -1588,9 +1588,10 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend,
 		if (fb == NULL || fb->obj[0] == NULL) {
 			continue;
 		}
-		robj = gem_to_radeon_bo(fb->obj[0]);
 		/* don't unpin kernel fb objects */
-		if (!radeon_fbdev_robj_is_fb(rdev, robj)) {
+		if (!drm_fb_helper_gem_is_fb(dev->fb_helper, fb->obj[0])) {
+			struct radeon_bo *robj = gem_to_radeon_bo(fb->obj[0]);
+
 			r = radeon_bo_reserve(robj, false);
 			if (r == 0) {
 				radeon_bo_unpin(robj);
diff --git a/drivers/gpu/drm/radeon/radeon_fbdev.c b/drivers/gpu/drm/radeon/radeon_fbdev.c
index 18d61f3f7344..3e243f5e2f44 100644
--- a/drivers/gpu/drm/radeon/radeon_fbdev.c
+++ b/drivers/gpu/drm/radeon/radeon_fbdev.c
@@ -274,20 +274,3 @@ int radeon_fbdev_driver_fbdev_probe(struct drm_fb_helper *fb_helper,
 	radeon_fbdev_destroy_pinned_object(gobj);
 	return ret;
 }
-
-bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj)
-{
-	struct drm_fb_helper *fb_helper = rdev_to_drm(rdev)->fb_helper;
-	struct drm_gem_object *gobj;
-
-	if (!fb_helper)
-		return false;
-
-	gobj = drm_gem_fb_get_obj(fb_helper->fb, 0);
-	if (!gobj)
-		return false;
-	if (gobj != &robj->tbo.base)
-		return false;
-
-	return true;
-}
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 088af85902f7..ae1ecdc2e189 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -936,14 +936,9 @@ int radeon_fbdev_driver_fbdev_probe(struct drm_fb_helper *fb_helper,
 				    struct drm_fb_helper_surface_size *sizes);
 #define RADEON_FBDEV_DRIVER_OPS \
 	.fbdev_probe = radeon_fbdev_driver_fbdev_probe
-bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
 #else
 #define RADEON_FBDEV_DRIVER_OPS \
 	.fbdev_probe = NULL
-static inline bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj)
-{
-	return false;
-}
 #endif
 
 void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id);
-- 
2.53.0