[PATCH 6/7] drm: Replace drm_dev_unref with drm_dev_put

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This patch unifies the naming of DRM functions for reference counting
of struct drm_device. The resulting code is more aligned with the rest
of the Linux kernel interfaces.

The patch also deletes the old function and removes it from the
Coccinelle script.

Signed-off-by: Thomas Zimmermann <tdz@xxxxxxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c            |  4 ++--
 drivers/gpu/drm/arc/arcpgu_drv.c                   |  8 ++++----
 drivers/gpu/drm/armada/armada_drv.c                |  6 +++---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c       |  8 ++++----
 drivers/gpu/drm/drm_drv.c                          | 13 -------------
 drivers/gpu/drm/etnaviv/etnaviv_drv.c              |  8 ++++----
 drivers/gpu/drm/exynos/exynos_drm_drv.c            |  4 ++--
 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c          |  8 ++++----
 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c    |  4 ++--
 drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c    |  8 ++++----
 drivers/gpu/drm/i915/selftests/huge_pages.c        |  2 +-
 drivers/gpu/drm/i915/selftests/i915_gem_context.c  |  2 +-
 drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c   |  2 +-
 drivers/gpu/drm/i915/selftests/i915_gem_evict.c    |  2 +-
 drivers/gpu/drm/i915/selftests/i915_gem_gtt.c      |  2 +-
 drivers/gpu/drm/i915/selftests/i915_gem_object.c   |  2 +-
 drivers/gpu/drm/i915/selftests/i915_request.c      |  2 +-
 drivers/gpu/drm/i915/selftests/i915_vma.c          |  2 +-
 drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c |  2 +-
 drivers/gpu/drm/imx/imx-drm-core.c                 |  8 ++++----
 drivers/gpu/drm/mediatek/mtk_drm_drv.c             |  6 +++---
 drivers/gpu/drm/msm/msm_drv.c                      |  8 ++++----
 drivers/gpu/drm/mxsfb/mxsfb_drv.c                  |  4 ++--
 drivers/gpu/drm/nouveau/nouveau_platform.c         |  2 +-
 drivers/gpu/drm/omapdrm/omap_drv.c                 |  4 ++--
 drivers/gpu/drm/pl111/pl111_drv.c                  | 14 +++++++-------
 drivers/gpu/drm/qxl/qxl_drv.c                      |  2 +-
 drivers/gpu/drm/rcar-du/rcar_du_drv.c              |  2 +-
 drivers/gpu/drm/rockchip/rockchip_drm_drv.c        |  4 ++--
 drivers/gpu/drm/shmobile/shmob_drm_drv.c           |  4 ++--
 drivers/gpu/drm/sti/sti_drv.c                      |  8 ++++----
 drivers/gpu/drm/stm/drv.c                          | 10 +++++-----
 drivers/gpu/drm/sun4i/sun4i_drv.c                  |  4 ++--
 drivers/gpu/drm/tegra/drm.c                        |  8 ++++----
 drivers/gpu/drm/tinydrm/core/tinydrm-core.c        |  6 +++---
 drivers/gpu/drm/tve200/tve200_drv.c                | 10 +++++-----
 drivers/gpu/drm/udl/udl_drv.c                      |  2 +-
 drivers/gpu/drm/vc4/vc4_drv.c                      |  8 ++++----
 drivers/gpu/drm/vgem/vgem_drv.c                    |  2 +-
 drivers/gpu/drm/virtio/virtgpu_drm_bus.c           |  2 +-
 drivers/gpu/drm/zte/zx_drm_drv.c                   |  4 ++--
 include/drm/drm_drv.h                              |  1 -
 scripts/coccinelle/api/drm-get-put.cocci           |  3 ---
 43 files changed, 99 insertions(+), 116 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index b0bf2f24da48..cf5b18e7d8db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -664,7 +664,7 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
 err_pci:
 	pci_disable_device(pdev);
 err_free:
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 	return ret;
 }
 
@@ -674,7 +674,7 @@ amdgpu_pci_remove(struct pci_dev *pdev)
 	struct drm_device *dev = pci_get_drvdata(pdev);
 
 	drm_dev_unregister(dev);
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 	pci_disable_device(pdev);
 	pci_set_drvdata(pdev, NULL);
 }
diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c
index f067de4e1e82..27d426bf7d01 100644
--- a/drivers/gpu/drm/arc/arcpgu_drv.c
+++ b/drivers/gpu/drm/arc/arcpgu_drv.c
@@ -204,7 +204,7 @@ static int arcpgu_probe(struct platform_device *pdev)
 
 	ret = arcpgu_load(drm);
 	if (ret)
-		goto err_unref;
+		goto err_put;
 
 	ret = drm_dev_register(drm, 0);
 	if (ret)
@@ -215,8 +215,8 @@ static int arcpgu_probe(struct platform_device *pdev)
 err_unload:
 	arcpgu_unload(drm);
 
-err_unref:
-	drm_dev_unref(drm);
+err_put:
+	drm_dev_put(drm);
 
 	return ret;
 }
@@ -227,7 +227,7 @@ static int arcpgu_remove(struct platform_device *pdev)
 
 	drm_dev_unregister(drm);
 	arcpgu_unload(drm);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
index 4b11b6b52f1d..d1705d298a39 100644
--- a/drivers/gpu/drm/armada/armada_drv.c
+++ b/drivers/gpu/drm/armada/armada_drv.c
@@ -109,7 +109,7 @@ static int armada_drm_bind(struct device *dev)
 
 	/*
 	 * The drm_device structure must be at the start of
-	 * armada_private for drm_dev_unref() to work correctly.
+	 * armada_private for drm_dev_put() to work correctly.
 	 */
 	BUILD_BUG_ON(offsetof(struct armada_private, drm) != 0);
 
@@ -180,7 +180,7 @@ static int armada_drm_bind(struct device *dev)
 	drm_mode_config_cleanup(&priv->drm);
 	drm_mm_takedown(&priv->linear);
 	flush_work(&priv->fb_unref_work);
-	drm_dev_unref(&priv->drm);
+	drm_dev_put(&priv->drm);
 	return ret;
 }
 
@@ -200,7 +200,7 @@ static void armada_drm_unbind(struct device *dev)
 	drm_mm_takedown(&priv->linear);
 	flush_work(&priv->fb_unref_work);
 
-	drm_dev_unref(&priv->drm);
+	drm_dev_put(&priv->drm);
 }
 
 static int compare_of(struct device *dev, void *data)
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
index 843cac222e60..fedbfa333bb0 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c
@@ -763,7 +763,7 @@ static int atmel_hlcdc_dc_drm_probe(struct platform_device *pdev)
 
 	ret = atmel_hlcdc_dc_load(ddev);
 	if (ret)
-		goto err_unref;
+		goto err_put;
 
 	ret = drm_dev_register(ddev, 0);
 	if (ret)
@@ -774,8 +774,8 @@ static int atmel_hlcdc_dc_drm_probe(struct platform_device *pdev)
 err_unload:
 	atmel_hlcdc_dc_unload(ddev);
 
-err_unref:
-	drm_dev_unref(ddev);
+err_put:
+	drm_dev_put(ddev);
 
 	return ret;
 }
@@ -786,7 +786,7 @@ static int atmel_hlcdc_dc_drm_remove(struct platform_device *pdev)
 
 	drm_dev_unregister(ddev);
 	atmel_hlcdc_dc_unload(ddev);
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 7af748ed1c58..642503fb1046 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -696,19 +696,6 @@ void drm_dev_put(struct drm_device *dev)
 }
 EXPORT_SYMBOL(drm_dev_put);
 
-/**
- * drm_dev_unref - Drop reference of a DRM device
- * @dev: device to drop reference of or NULL
- *
- * This is a compatibility alias for drm_dev_put() and should not be used by new
- * code.
- */
-void drm_dev_unref(struct drm_device *dev)
-{
-	drm_dev_put(dev);
-}
-EXPORT_SYMBOL(drm_dev_unref);
-
 static int create_compat_control_link(struct drm_device *dev)
 {
 	struct drm_minor *minor;
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
index e5013a999147..35285c0aeeac 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c
@@ -524,7 +524,7 @@ static int etnaviv_bind(struct device *dev)
 	if (!priv) {
 		dev_err(dev, "failed to allocate private data\n");
 		ret = -ENOMEM;
-		goto out_unref;
+		goto out_put;
 	}
 	drm->dev_private = priv;
 
@@ -550,8 +550,8 @@ static int etnaviv_bind(struct device *dev)
 	component_unbind_all(dev, drm);
 out_bind:
 	kfree(priv);
-out_unref:
-	drm_dev_unref(drm);
+out_put:
+	drm_dev_put(drm);
 
 	return ret;
 }
@@ -568,7 +568,7 @@ static void etnaviv_unbind(struct device *dev)
 	drm->dev_private = NULL;
 	kfree(priv);
 
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 }
 
 static const struct component_master_ops etnaviv_master_ops = {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index a81b4a5e24a7..ed3cc2989f93 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -420,7 +420,7 @@ static int exynos_drm_bind(struct device *dev)
 err_free_private:
 	kfree(private);
 err_free_drm:
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	return ret;
 }
@@ -444,7 +444,7 @@ static void exynos_drm_unbind(struct device *dev)
 	drm->dev_private = NULL;
 	dev_set_drvdata(dev, NULL);
 
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 }
 
 static const struct component_master_ops exynos_drm_ops = {
diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
index 80232321a244..0496be5212e1 100644
--- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
+++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
@@ -353,12 +353,12 @@ static int fsl_dcu_drm_probe(struct platform_device *pdev)
 
 	ret = drm_dev_register(drm, 0);
 	if (ret < 0)
-		goto unref;
+		goto put;
 
 	return 0;
 
-unref:
-	drm_dev_unref(drm);
+put:
+	drm_dev_put(drm);
 unregister_pix_clk:
 	clk_unregister(fsl_dev->pix_clk);
 disable_clk:
@@ -371,7 +371,7 @@ static int fsl_dcu_drm_remove(struct platform_device *pdev)
 	struct fsl_dcu_drm_device *fsl_dev = platform_get_drvdata(pdev);
 
 	drm_dev_unregister(fsl_dev->drm);
-	drm_dev_unref(fsl_dev->drm);
+	drm_dev_put(fsl_dev->drm);
 	clk_disable_unprepare(fsl_dev->clk);
 	clk_unregister(fsl_dev->pix_clk);
 
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
index d4f6f1f9df5b..ec878c7e3f75 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
@@ -387,7 +387,7 @@ static int hibmc_pci_probe(struct pci_dev *pdev,
 err_disable:
 	pci_disable_device(pdev);
 err_free:
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 
 	return ret;
 }
@@ -398,7 +398,7 @@ static void hibmc_pci_remove(struct pci_dev *pdev)
 
 	drm_dev_unregister(dev);
 	hibmc_unload(dev);
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 }
 
 static struct pci_device_id hibmc_pci_table[] = {
diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
index ddb0403f1975..e6a62d5a00a3 100644
--- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c
@@ -193,7 +193,7 @@ static int kirin_drm_bind(struct device *dev)
 
 	ret = kirin_drm_kms_init(drm_dev);
 	if (ret)
-		goto err_drm_dev_unref;
+		goto err_drm_dev_put;
 
 	ret = drm_dev_register(drm_dev, 0);
 	if (ret)
@@ -203,8 +203,8 @@ static int kirin_drm_bind(struct device *dev)
 
 err_kms_cleanup:
 	kirin_drm_kms_cleanup(drm_dev);
-err_drm_dev_unref:
-	drm_dev_unref(drm_dev);
+err_drm_dev_put:
+	drm_dev_put(drm_dev);
 
 	return ret;
 }
@@ -215,7 +215,7 @@ static void kirin_drm_unbind(struct device *dev)
 
 	drm_dev_unregister(drm_dev);
 	kirin_drm_kms_cleanup(drm_dev);
-	drm_dev_unref(drm_dev);
+	drm_dev_put(drm_dev);
 }
 
 static const struct component_master_ops kirin_drm_ops = {
diff --git a/drivers/gpu/drm/i915/selftests/huge_pages.c b/drivers/gpu/drm/i915/selftests/huge_pages.c
index 7846ea4a99bc..da8c70dd70b4 100644
--- a/drivers/gpu/drm/i915/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/selftests/huge_pages.c
@@ -1724,7 +1724,7 @@ int i915_gem_huge_page_mock_selftests(void)
 
 	i915_modparams.enable_ppgtt = saved_ppgtt;
 
-	drm_dev_unref(&dev_priv->drm);
+	drm_dev_put(&dev_priv->drm);
 
 	return err;
 }
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_context.c b/drivers/gpu/drm/i915/selftests/i915_gem_context.c
index 708e8d721448..3a977bb5a33e 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_context.c
@@ -586,7 +586,7 @@ int i915_gem_context_mock_selftests(void)
 
 	err = i915_subtests(tests, i915);
 
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 	return err;
 }
 
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c
index 89dc25a5a53b..a7055b12e53c 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c
@@ -389,7 +389,7 @@ int i915_gem_dmabuf_mock_selftests(void)
 
 	err = i915_subtests(tests, i915);
 
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 	return err;
 }
 
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
index 2dc72a984d45..8059268800fa 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c
@@ -490,7 +490,7 @@ int i915_gem_evict_mock_selftests(void)
 	err = i915_subtests(tests, i915);
 	mutex_unlock(&i915->drm.struct_mutex);
 
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 	return err;
 }
 
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
index f80cf7ce3fa9..4e7bea6eff36 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c
@@ -1650,7 +1650,7 @@ int i915_gem_gtt_mock_selftests(void)
 	err = i915_subtests(tests, i915);
 	mutex_unlock(&i915->drm.struct_mutex);
 
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 	return err;
 }
 
diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_object.c b/drivers/gpu/drm/i915/selftests/i915_gem_object.c
index 2b2dde94526f..549707b9d738 100644
--- a/drivers/gpu/drm/i915/selftests/i915_gem_object.c
+++ b/drivers/gpu/drm/i915/selftests/i915_gem_object.c
@@ -586,7 +586,7 @@ int i915_gem_object_mock_selftests(void)
 
 	err = i915_subtests(tests, i915);
 
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 	return err;
 }
 
diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c
index a3a89aadeccb..d246059338e9 100644
--- a/drivers/gpu/drm/i915/selftests/i915_request.c
+++ b/drivers/gpu/drm/i915/selftests/i915_request.c
@@ -262,7 +262,7 @@ int i915_request_mock_selftests(void)
 		return -ENOMEM;
 
 	err = i915_subtests(tests, i915);
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 
 	return err;
 }
diff --git a/drivers/gpu/drm/i915/selftests/i915_vma.c b/drivers/gpu/drm/i915/selftests/i915_vma.c
index 8400a8cc5cf2..ffa74290e054 100644
--- a/drivers/gpu/drm/i915/selftests/i915_vma.c
+++ b/drivers/gpu/drm/i915/selftests/i915_vma.c
@@ -733,7 +733,7 @@ int i915_vma_mock_selftests(void)
 	err = i915_subtests(tests, i915);
 	mutex_unlock(&i915->drm.struct_mutex);
 
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 	return err;
 }
 
diff --git a/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c b/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c
index d6926e7820e5..f03b407fdbe2 100644
--- a/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c
+++ b/drivers/gpu/drm/i915/selftests/intel_breadcrumbs.c
@@ -464,7 +464,7 @@ int intel_breadcrumbs_mock_selftests(void)
 		return -ENOMEM;
 
 	err = i915_subtests(tests, i915->engine[RCS]);
-	drm_dev_unref(&i915->drm);
+	drm_dev_put(&i915->drm);
 
 	return err;
 }
diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
index 1d053bbefc02..c895fe78fb48 100644
--- a/drivers/gpu/drm/imx/imx-drm-core.c
+++ b/drivers/gpu/drm/imx/imx-drm-core.c
@@ -229,7 +229,7 @@ static int imx_drm_bind(struct device *dev)
 	imxdrm = devm_kzalloc(dev, sizeof(*imxdrm), GFP_KERNEL);
 	if (!imxdrm) {
 		ret = -ENOMEM;
-		goto err_unref;
+		goto err_put;
 	}
 
 	imxdrm->drm = drm;
@@ -306,8 +306,8 @@ static int imx_drm_bind(struct device *dev)
 	component_unbind_all(drm->dev, drm);
 err_kms:
 	drm_mode_config_cleanup(drm);
-err_unref:
-	drm_dev_unref(drm);
+err_put:
+	drm_dev_put(drm);
 
 	return ret;
 }
@@ -327,7 +327,7 @@ static void imx_drm_unbind(struct device *dev)
 	component_unbind_all(drm->dev, drm);
 	dev_set_drvdata(dev, NULL);
 
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 }
 
 static const struct component_master_ops imx_drm_ops = {
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index a2ca90fc403c..5d024a154e1a 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -341,7 +341,7 @@ static int mtk_drm_bind(struct device *dev)
 err_deinit:
 	mtk_drm_kms_deinit(drm);
 err_free:
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 	return ret;
 }
 
@@ -350,7 +350,7 @@ static void mtk_drm_unbind(struct device *dev)
 	struct mtk_drm_private *private = dev_get_drvdata(dev);
 
 	drm_dev_unregister(private->drm);
-	drm_dev_unref(private->drm);
+	drm_dev_put(private->drm);
 	private->drm = NULL;
 }
 
@@ -504,7 +504,7 @@ static int mtk_drm_remove(struct platform_device *pdev)
 
 	drm_dev_unregister(drm);
 	mtk_drm_kms_deinit(drm);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	component_master_del(&pdev->dev, &mtk_drm_ops);
 	pm_runtime_disable(&pdev->dev);
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 021a0b6f9a59..8b96976c6b40 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -261,7 +261,7 @@ static int msm_drm_uninit(struct device *dev)
 	msm_mdss_destroy(ddev);
 
 	ddev->dev_private = NULL;
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	kfree(priv);
 
@@ -369,7 +369,7 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
 
 	priv = kzalloc(sizeof(*priv), GFP_KERNEL);
 	if (!priv) {
-		drm_dev_unref(ddev);
+		drm_dev_put(ddev);
 		return -ENOMEM;
 	}
 
@@ -379,7 +379,7 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
 	ret = msm_mdss_init(ddev);
 	if (ret) {
 		kfree(priv);
-		drm_dev_unref(ddev);
+		drm_dev_put(ddev);
 		return ret;
 	}
 
@@ -398,7 +398,7 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
 	if (ret) {
 		msm_mdss_destroy(ddev);
 		kfree(priv);
-		drm_dev_unref(ddev);
+		drm_dev_put(ddev);
 		return ret;
 	}
 
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_drv.c b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
index ffe5137ccaf8..4039f11b2b7b 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c
@@ -398,7 +398,7 @@ static int mxsfb_probe(struct platform_device *pdev)
 err_unload:
 	mxsfb_unload(drm);
 err_free:
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	return ret;
 }
@@ -409,7 +409,7 @@ static int mxsfb_remove(struct platform_device *pdev)
 
 	drm_dev_unregister(drm);
 	mxsfb_unload(drm);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nouveau_platform.c b/drivers/gpu/drm/nouveau/nouveau_platform.c
index 1ada186fab77..039e23548e08 100644
--- a/drivers/gpu/drm/nouveau/nouveau_platform.c
+++ b/drivers/gpu/drm/nouveau/nouveau_platform.c
@@ -36,7 +36,7 @@ static int nouveau_platform_probe(struct platform_device *pdev)
 
 	ret = drm_dev_register(drm, 0);
 	if (ret < 0) {
-		drm_dev_unref(drm);
+		drm_dev_put(drm);
 		return ret;
 	}
 
diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c
index 926b765dde68..6042f77450a6 100644
--- a/drivers/gpu/drm/omapdrm/omap_drv.c
+++ b/drivers/gpu/drm/omapdrm/omap_drv.c
@@ -601,7 +601,7 @@ static int omapdrm_init(struct omap_drm_private *priv, struct device *dev)
 	omap_drm_irq_uninstall(ddev);
 err_free_drm_dev:
 	omap_gem_deinit(ddev);
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 err_destroy_wq:
 	destroy_workqueue(priv->wq);
 	omap_disconnect_dssdevs();
@@ -630,7 +630,7 @@ static void omapdrm_cleanup(struct omap_drm_private *priv)
 	omap_drm_irq_uninstall(ddev);
 	omap_gem_deinit(ddev);
 
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	destroy_workqueue(priv->wq);
 
diff --git a/drivers/gpu/drm/pl111/pl111_drv.c b/drivers/gpu/drm/pl111/pl111_drv.c
index 454ff0804642..07e0aa573c1f 100644
--- a/drivers/gpu/drm/pl111/pl111_drv.c
+++ b/drivers/gpu/drm/pl111/pl111_drv.c
@@ -301,13 +301,13 @@ static int pl111_amba_probe(struct amba_device *amba_dev,
 	if (IS_ERR(priv->regs)) {
 		dev_err(dev, "%s failed mmio\n", __func__);
 		ret = PTR_ERR(priv->regs);
-		goto dev_unref;
+		goto dev_put;
 	}
 
 	/* This may override some variant settings */
 	ret = pl111_versatile_init(dev, priv);
 	if (ret)
-		goto dev_unref;
+		goto dev_put;
 
 	/* turn off interrupts before requesting the irq */
 	writel(0, priv->regs + priv->ienb);
@@ -321,16 +321,16 @@ static int pl111_amba_probe(struct amba_device *amba_dev,
 
 	ret = pl111_modeset_init(drm);
 	if (ret != 0)
-		goto dev_unref;
+		goto dev_put;
 
 	ret = drm_dev_register(drm, 0);
 	if (ret < 0)
-		goto dev_unref;
+		goto dev_put;
 
 	return 0;
 
-dev_unref:
-	drm_dev_unref(drm);
+dev_put:
+	drm_dev_put(drm);
 	of_reserved_mem_device_release(dev);
 
 	return ret;
@@ -347,7 +347,7 @@ static int pl111_amba_remove(struct amba_device *amba_dev)
 	if (priv->panel)
 		drm_panel_bridge_remove(priv->bridge);
 	drm_mode_config_cleanup(drm);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 	of_reserved_mem_device_release(dev);
 
 	return 0;
diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c
index 2445e75cf7ea..86bd42dca09c 100644
--- a/drivers/gpu/drm/qxl/qxl_drv.c
+++ b/drivers/gpu/drm/qxl/qxl_drv.c
@@ -119,7 +119,7 @@ qxl_pci_remove(struct pci_dev *pdev)
 
 	dev->dev_private = NULL;
 	kfree(qdev);
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 }
 
 static const struct file_operations qxl_fops = {
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 02aee6cb0e53..9696a3030319 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -407,7 +407,7 @@ static int rcar_du_remove(struct platform_device *pdev)
 	drm_kms_helper_poll_fini(ddev);
 	drm_mode_config_cleanup(ddev);
 
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
index f814d37b1db2..9c846be8fc64 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
@@ -184,7 +184,7 @@ static int rockchip_drm_bind(struct device *dev)
 err_free:
 	drm_dev->dev_private = NULL;
 	dev_set_drvdata(dev, NULL);
-	drm_dev_unref(drm_dev);
+	drm_dev_put(drm_dev);
 	return ret;
 }
 
@@ -204,7 +204,7 @@ static void rockchip_drm_unbind(struct device *dev)
 
 	drm_dev->dev_private = NULL;
 	dev_set_drvdata(dev, NULL);
-	drm_dev_unref(drm_dev);
+	drm_dev_put(drm_dev);
 }
 
 static const struct file_operations rockchip_drm_driver_fops = {
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/shmobile/shmob_drm_drv.c
index 592572554eb0..8d1ff596c774 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c
+++ b/drivers/gpu/drm/shmobile/shmob_drm_drv.c
@@ -198,7 +198,7 @@ static int shmob_drm_remove(struct platform_device *pdev)
 	drm_kms_helper_poll_fini(ddev);
 	drm_mode_config_cleanup(ddev);
 	drm_irq_uninstall(ddev);
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	return 0;
 }
@@ -294,7 +294,7 @@ static int shmob_drm_probe(struct platform_device *pdev)
 	drm_kms_helper_poll_fini(ddev);
 	drm_mode_config_cleanup(ddev);
 err_free_drm_dev:
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	return ret;
 }
diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c
index 90c46b49c931..832fc43960ee 100644
--- a/drivers/gpu/drm/sti/sti_drv.c
+++ b/drivers/gpu/drm/sti/sti_drv.c
@@ -224,7 +224,7 @@ static int sti_bind(struct device *dev)
 
 	ret = sti_init(ddev);
 	if (ret)
-		goto err_drm_dev_unref;
+		goto err_drm_dev_put;
 
 	ret = component_bind_all(ddev->dev, ddev);
 	if (ret)
@@ -248,8 +248,8 @@ static int sti_bind(struct device *dev)
 	drm_mode_config_cleanup(ddev);
 err_cleanup:
 	sti_cleanup(ddev);
-err_drm_dev_unref:
-	drm_dev_unref(ddev);
+err_drm_dev_put:
+	drm_dev_put(ddev);
 	return ret;
 }
 
@@ -259,7 +259,7 @@ static void sti_unbind(struct device *dev)
 
 	drm_dev_unregister(ddev);
 	sti_cleanup(ddev);
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 }
 
 static const struct component_master_ops sti_ops = {
diff --git a/drivers/gpu/drm/stm/drv.c b/drivers/gpu/drm/stm/drv.c
index 8698e08313e1..f2021b23554d 100644
--- a/drivers/gpu/drm/stm/drv.c
+++ b/drivers/gpu/drm/stm/drv.c
@@ -148,16 +148,16 @@ static int stm_drm_platform_probe(struct platform_device *pdev)
 
 	ret = drv_load(ddev);
 	if (ret)
-		goto err_unref;
+		goto err_put;
 
 	ret = drm_dev_register(ddev, 0);
 	if (ret)
-		goto err_unref;
+		goto err_put;
 
 	return 0;
 
-err_unref:
-	drm_dev_unref(ddev);
+err_put:
+	drm_dev_put(ddev);
 
 	return ret;
 }
@@ -170,7 +170,7 @@ static int stm_drm_platform_remove(struct platform_device *pdev)
 
 	drm_dev_unregister(ddev);
 	drv_unload(ddev);
-	drm_dev_unref(ddev);
+	drm_dev_put(ddev);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 50d19605c38f..42c881d5275d 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -143,7 +143,7 @@ static int sun4i_drv_bind(struct device *dev)
 	drm_mode_config_cleanup(drm);
 	of_reserved_mem_device_release(dev);
 free_drm:
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 	return ret;
 }
 
@@ -156,7 +156,7 @@ static void sun4i_drv_unbind(struct device *dev)
 	sun4i_framebuffer_free(drm);
 	drm_mode_config_cleanup(drm);
 	of_reserved_mem_device_release(dev);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 }
 
 static const struct component_master_ops sun4i_drv_master_ops = {
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 776c1513e582..4a9e24fa195a 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -1189,12 +1189,12 @@ static int host1x_drm_probe(struct host1x_device *dev)
 
 	err = drm_dev_register(drm, 0);
 	if (err < 0)
-		goto unref;
+		goto put;
 
 	return 0;
 
-unref:
-	drm_dev_unref(drm);
+put:
+	drm_dev_put(drm);
 	return err;
 }
 
@@ -1203,7 +1203,7 @@ static int host1x_drm_remove(struct host1x_device *dev)
 	struct drm_device *drm = dev_get_drvdata(&dev->dev);
 
 	drm_dev_unregister(drm);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/tinydrm/core/tinydrm-core.c b/drivers/gpu/drm/tinydrm/core/tinydrm-core.c
index 24a33bf862fa..09526ab482c3 100644
--- a/drivers/gpu/drm/tinydrm/core/tinydrm-core.c
+++ b/drivers/gpu/drm/tinydrm/core/tinydrm-core.c
@@ -135,7 +135,7 @@ static int tinydrm_init(struct device *parent, struct tinydrm_device *tdev,
 	/*
 	 * We don't embed drm_device, because that prevent us from using
 	 * devm_kzalloc() to allocate tinydrm_device in the driver since
-	 * drm_dev_unref() frees the structure. The devm_ functions provide
+	 * drm_dev_put() frees the structure. The devm_ functions provide
 	 * for easy error handling.
 	 */
 	drm = drm_dev_alloc(driver, parent);
@@ -155,7 +155,7 @@ static void tinydrm_fini(struct tinydrm_device *tdev)
 	drm_mode_config_cleanup(tdev->drm);
 	mutex_destroy(&tdev->dirty_lock);
 	tdev->drm->dev_private = NULL;
-	drm_dev_unref(tdev->drm);
+	drm_dev_put(tdev->drm);
 }
 
 static void devm_tinydrm_release(void *data)
@@ -172,7 +172,7 @@ static void devm_tinydrm_release(void *data)
  *
  * This function initializes @tdev, the underlying DRM device and it's
  * mode_config. Resources will be automatically freed on driver detach (devres)
- * using drm_mode_config_cleanup() and drm_dev_unref().
+ * using drm_mode_config_cleanup() and drm_dev_put().
  *
  * Returns:
  * Zero on success, negative error code on failure.
diff --git a/drivers/gpu/drm/tve200/tve200_drv.c b/drivers/gpu/drm/tve200/tve200_drv.c
index ac344ddb23bc..18e9c8e709f9 100644
--- a/drivers/gpu/drm/tve200/tve200_drv.c
+++ b/drivers/gpu/drm/tve200/tve200_drv.c
@@ -198,12 +198,12 @@ static int tve200_probe(struct platform_device *pdev)
 	if (IS_ERR(priv->pclk)) {
 		dev_err(dev, "unable to get PCLK\n");
 		ret = PTR_ERR(priv->pclk);
-		goto dev_unref;
+		goto dev_put;
 	}
 	ret = clk_prepare_enable(priv->pclk);
 	if (ret) {
 		dev_err(dev, "failed to enable PCLK\n");
-		goto dev_unref;
+		goto dev_put;
 	}
 
 	/* This clock is for the pixels (27MHz) */
@@ -249,8 +249,8 @@ static int tve200_probe(struct platform_device *pdev)
 
 clk_disable:
 	clk_disable_unprepare(priv->pclk);
-dev_unref:
-	drm_dev_unref(drm);
+dev_put:
+	drm_dev_put(drm);
 	return ret;
 }
 
@@ -265,7 +265,7 @@ static int tve200_remove(struct platform_device *pdev)
 		drm_panel_bridge_remove(priv->bridge);
 	drm_mode_config_cleanup(drm);
 	clk_disable_unprepare(priv->pclk);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index 9ef515df724b..a63e3011e971 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -94,7 +94,7 @@ static int udl_usb_probe(struct usb_interface *interface,
 	return 0;
 
 err_free:
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 	return r;
 }
 
diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
index 466d0a27b415..e5d49b28e784 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -288,7 +288,7 @@ static int vc4_drm_bind(struct device *dev)
 
 	ret = vc4_bo_cache_init(drm);
 	if (ret)
-		goto dev_unref;
+		goto dev_put;
 
 	drm_mode_config_init(drm);
 
@@ -313,8 +313,8 @@ static int vc4_drm_bind(struct device *dev)
 gem_destroy:
 	vc4_gem_destroy(drm);
 	vc4_bo_cache_destroy(drm);
-dev_unref:
-	drm_dev_unref(drm);
+dev_put:
+	drm_dev_put(drm);
 	return ret;
 }
 
@@ -331,7 +331,7 @@ static void vc4_drm_unbind(struct device *dev)
 
 	drm_atomic_private_obj_fini(&vc4->ctm_manager);
 
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 }
 
 static const struct component_master_ops vc4_drm_ops = {
diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c
index c64a85950c82..4cb2c9119e48 100644
--- a/drivers/gpu/drm/vgem/vgem_drv.c
+++ b/drivers/gpu/drm/vgem/vgem_drv.c
@@ -504,7 +504,7 @@ static int __init vgem_init(void)
 static void __exit vgem_exit(void)
 {
 	drm_dev_unregister(&vgem_device->drm);
-	drm_dev_unref(&vgem_device->drm);
+	drm_dev_put(&vgem_device->drm);
 }
 
 module_init(vgem_init);
diff --git a/drivers/gpu/drm/virtio/virtgpu_drm_bus.c b/drivers/gpu/drm/virtio/virtgpu_drm_bus.c
index 7df8d0c9026a..094b876f6da6 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drm_bus.c
+++ b/drivers/gpu/drm/virtio/virtgpu_drm_bus.c
@@ -85,6 +85,6 @@ int drm_virtio_init(struct drm_driver *driver, struct virtio_device *vdev)
 	return 0;
 
 err_free:
-	drm_dev_unref(dev);
+	drm_dev_put(dev);
 	return ret;
 }
diff --git a/drivers/gpu/drm/zte/zx_drm_drv.c b/drivers/gpu/drm/zte/zx_drm_drv.c
index 6f4205e80378..02ae1caf6e8a 100644
--- a/drivers/gpu/drm/zte/zx_drm_drv.c
+++ b/drivers/gpu/drm/zte/zx_drm_drv.c
@@ -122,7 +122,7 @@ static int zx_drm_bind(struct device *dev)
 	component_unbind_all(dev, drm);
 out_unregister:
 	dev_set_drvdata(dev, NULL);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 	return ret;
 }
 
@@ -136,7 +136,7 @@ static void zx_drm_unbind(struct device *dev)
 	drm_mode_config_cleanup(drm);
 	component_unbind_all(dev, drm);
 	dev_set_drvdata(dev, NULL);
-	drm_dev_unref(drm);
+	drm_dev_put(drm);
 }
 
 static const struct component_master_ops zx_drm_master_ops = {
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
index 7e545f5f94d3..66ee535e5a48 100644
--- a/include/drm/drm_drv.h
+++ b/include/drm/drm_drv.h
@@ -622,7 +622,6 @@ void drm_dev_unregister(struct drm_device *dev);
 
 void drm_dev_get(struct drm_device *dev);
 void drm_dev_put(struct drm_device *dev);
-void drm_dev_unref(struct drm_device *dev);
 void drm_put_dev(struct drm_device *dev);
 bool drm_dev_enter(struct drm_device *dev, int *idx);
 void drm_dev_exit(int idx);
diff --git a/scripts/coccinelle/api/drm-get-put.cocci b/scripts/coccinelle/api/drm-get-put.cocci
index 5339a8e0d76a..b51bfaa58b83 100644
--- a/scripts/coccinelle/api/drm-get-put.cocci
+++ b/scripts/coccinelle/api/drm-get-put.cocci
@@ -16,8 +16,6 @@ expression object;
 @@
 
 (
-- drm_dev_unref(object)
-+ drm_dev_put(object)
 )
 
 @r depends on report@
@@ -26,7 +24,6 @@ position p;
 @@
 
 (
-drm_dev_unref@p(object)
 )
 
 @script:python depends on report@
-- 
2.14.4

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