debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/drivers/gpu/drm/exynos/exynos_drm_drv.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /* exynos_drm_drv.h
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  *
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  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
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@@ -5,24 +6,25 @@
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  *	Inki Dae <inki.dae@samsung.com>
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  *	Joonyoung Shim <jy0922.shim@samsung.com>
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  *	Seung-Woo Kim <sw0312.kim@samsung.com>
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- *
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- * This program is free software; you can redistribute  it and/or modify it
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- * under  the terms of  the GNU General  Public License as published by the
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- * Free Software Foundation;  either version 2 of the  License, or (at your
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- * option) any later version.
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  */
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 #ifndef _EXYNOS_DRM_DRV_H_
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 #define _EXYNOS_DRM_DRV_H_
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-#include <drm/drmP.h>
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 #include <linux/module.h>
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+
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+#include <drm/drm_crtc.h>
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+#include <drm/drm_device.h>
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+#include <drm/drm_plane.h>
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 #define MAX_CRTC	3
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 #define MAX_PLANE	5
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 #define MAX_FB_BUFFER	4
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 #define DEFAULT_WIN	0
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+
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+struct drm_crtc_state;
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+struct drm_display_mode;
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 #define to_exynos_crtc(x)	container_of(x, struct exynos_drm_crtc, base)
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 #define to_exynos_plane(x)	container_of(x, struct exynos_drm_plane, base)
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@@ -92,6 +94,8 @@
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 #define EXYNOS_DRM_PLANE_CAP_SCALE	(1 << 1)
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 #define EXYNOS_DRM_PLANE_CAP_ZPOS	(1 << 2)
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 #define EXYNOS_DRM_PLANE_CAP_TILE	(1 << 3)
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+#define EXYNOS_DRM_PLANE_CAP_PIX_BLEND	(1 << 4)
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+#define EXYNOS_DRM_PLANE_CAP_WIN_BLEND	(1 << 5)
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 /*
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  * Exynos DRM plane configuration structure.
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@@ -114,8 +118,8 @@
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 /*
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  * Exynos drm crtc ops
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  *
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- * @enable: enable the device
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- * @disable: disable the device
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+ * @atomic_enable: enable the device
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+ * @atomic_disable: disable the device
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  * @enable_vblank: specific driver callback for enabling vblank interrupt.
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  * @disable_vblank: specific driver callback for disabling vblank interrupt.
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  * @mode_valid: specific driver callback for mode validation
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@@ -129,8 +133,8 @@
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  */
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 struct exynos_drm_crtc;
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 struct exynos_drm_crtc_ops {
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-	void (*enable)(struct exynos_drm_crtc *crtc);
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-	void (*disable)(struct exynos_drm_crtc *crtc);
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+	void (*atomic_enable)(struct exynos_drm_crtc *crtc);
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+	void (*atomic_disable)(struct exynos_drm_crtc *crtc);
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 	int (*enable_vblank)(struct exynos_drm_crtc *crtc);
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 	void (*disable_vblank)(struct exynos_drm_crtc *crtc);
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 	enum drm_mode_status (*mode_valid)(struct exynos_drm_crtc *crtc,
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@@ -194,7 +198,6 @@
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  */
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 struct exynos_drm_private {
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 	struct drm_fb_helper *fb_helper;
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-	struct drm_atomic_state *suspend_state;
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 	struct device *g2d_dev;
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 	struct device *dma_dev;
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@@ -213,6 +216,19 @@
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 	return priv->dma_dev;
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 }
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+static inline bool is_drm_iommu_supported(struct drm_device *drm_dev)
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+{
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+	struct exynos_drm_private *priv = drm_dev->dev_private;
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+
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+	return priv->mapping ? true : false;
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+}
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+
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+int exynos_drm_register_dma(struct drm_device *drm, struct device *dev,
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+			    void **dma_priv);
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+void exynos_drm_unregister_dma(struct drm_device *drm, struct device *dev,
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+			       void **dma_priv);
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+void exynos_drm_cleanup_dma(struct drm_device *drm);
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+
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 #ifdef CONFIG_DRM_EXYNOS_DPI
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 struct drm_encoder *exynos_dpi_probe(struct device *dev);
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 int exynos_dpi_remove(struct drm_encoder *encoder);