From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
Date: Sun, 23 Jul 2017 21:16:38 +0200
Subject: drm/mediatek: Use .dumb_map_offset and .dumb_destroy defaults
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Git-commit: 819e0a98a0fc180f12766231eb4db913369d3b67
Patch-mainline: v4.14-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

This driver can use the drm_driver.dumb_destroy and
drm_driver.dumb_map_offset defaults, so no need to set them.

Cc: CK Hu <ck.hu@mediatek.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://patchwork.freedesktop.org/patch/msgid/1500837417-40580-23-git-send-email-noralf@tronnes.org

Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_drv.c |    2 --
 drivers/gpu/drm/mediatek/mtk_drm_gem.c |   25 -------------------------
 drivers/gpu/drm/mediatek/mtk_drm_gem.h |    3 ---
 3 files changed, 30 deletions(-)

--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -293,8 +293,6 @@ static struct drm_driver mtk_drm_driver
 	.gem_free_object_unlocked = mtk_drm_gem_free_object,
 	.gem_vm_ops = &drm_gem_cma_vm_ops,
 	.dumb_create = mtk_drm_gem_dumb_create,
-	.dumb_map_offset = mtk_drm_gem_dumb_map_offset,
-	.dumb_destroy = drm_gem_dumb_destroy,
 
 	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
 	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
--- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
@@ -131,31 +131,6 @@ err_handle_create:
 	return ret;
 }
 
-int mtk_drm_gem_dumb_map_offset(struct drm_file *file_priv,
-				struct drm_device *dev, uint32_t handle,
-				uint64_t *offset)
-{
-	struct drm_gem_object *obj;
-	int ret;
-
-	obj = drm_gem_object_lookup(file_priv, handle);
-	if (!obj) {
-		DRM_ERROR("failed to lookup gem object.\n");
-		return -EINVAL;
-	}
-
-	ret = drm_gem_create_mmap_offset(obj);
-	if (ret)
-		goto out;
-
-	*offset = drm_vma_node_offset_addr(&obj->vma_node);
-	DRM_DEBUG_KMS("offset = 0x%llx\n", *offset);
-
-out:
-	drm_gem_object_unreference_unlocked(obj);
-	return ret;
-}
-
 static int mtk_drm_gem_object_mmap(struct drm_gem_object *obj,
 				   struct vm_area_struct *vma)
 
--- a/drivers/gpu/drm/mediatek/mtk_drm_gem.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.h
@@ -46,9 +46,6 @@ struct mtk_drm_gem_obj *mtk_drm_gem_crea
 					   bool alloc_kmap);
 int mtk_drm_gem_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
 			    struct drm_mode_create_dumb *args);
-int mtk_drm_gem_dumb_map_offset(struct drm_file *file_priv,
-				struct drm_device *dev, uint32_t handle,
-				uint64_t *offset);
 int mtk_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
 int mtk_drm_gem_mmap_buf(struct drm_gem_object *obj,
 			 struct vm_area_struct *vma);