xref: /linux/drivers/gpu/drm/imx/dc/dc-drv.h (revision 8d2b0853add1d7534dc0794e3c8e0b9e8c4ec640)
19f09e317SLiu Ying /* SPDX-License-Identifier: GPL-2.0+ */
29f09e317SLiu Ying /*
39f09e317SLiu Ying  * Copyright 2024 NXP
49f09e317SLiu Ying  */
59f09e317SLiu Ying 
69f09e317SLiu Ying #ifndef __DC_DRV_H__
79f09e317SLiu Ying #define __DC_DRV_H__
89f09e317SLiu Ying 
9*711a3b87SLiu Ying #include <linux/container_of.h>
109f09e317SLiu Ying #include <linux/ioport.h>
119f09e317SLiu Ying #include <linux/platform_device.h>
129f09e317SLiu Ying #include <linux/types.h>
139f09e317SLiu Ying 
149f09e317SLiu Ying #include <drm/drm_device.h>
15*711a3b87SLiu Ying #include <drm/drm_encoder.h>
169f09e317SLiu Ying 
179f09e317SLiu Ying #include "dc-de.h"
18*711a3b87SLiu Ying #include "dc-kms.h"
190e177d5cSLiu Ying #include "dc-pe.h"
209f09e317SLiu Ying 
219f09e317SLiu Ying /**
229f09e317SLiu Ying  * struct dc_drm_device - DC specific drm_device
239f09e317SLiu Ying  */
249f09e317SLiu Ying struct dc_drm_device {
259f09e317SLiu Ying 	/** @base: base drm_device structure */
269f09e317SLiu Ying 	struct drm_device base;
27*711a3b87SLiu Ying 	/** @dc_crtc: DC specific CRTC list */
28*711a3b87SLiu Ying 	struct dc_crtc dc_crtc[DC_DISPLAYS];
29*711a3b87SLiu Ying 	/** @dc_primary: DC specific primary plane list */
30*711a3b87SLiu Ying 	struct dc_plane dc_primary[DC_DISPLAYS];
31*711a3b87SLiu Ying 	/** @encoder: encoder list */
32*711a3b87SLiu Ying 	struct drm_encoder encoder[DC_DISPLAYS];
330e177d5cSLiu Ying 	/** @cf_safe: constframe list(safety stream) */
340e177d5cSLiu Ying 	struct dc_cf *cf_safe[DC_DISPLAYS];
350e177d5cSLiu Ying 	/** @cf_cont: constframe list(content stream) */
360e177d5cSLiu Ying 	struct dc_cf *cf_cont[DC_DISPLAYS];
379f09e317SLiu Ying 	/** @de: display engine list */
389f09e317SLiu Ying 	struct dc_de *de[DC_DISPLAYS];
390e177d5cSLiu Ying 	/** @ed_safe: extdst list(safety stream) */
400e177d5cSLiu Ying 	struct dc_ed *ed_safe[DC_DISPLAYS];
410e177d5cSLiu Ying 	/** @ed_cont: extdst list(content stream) */
420e177d5cSLiu Ying 	struct dc_ed *ed_cont[DC_DISPLAYS];
439f09e317SLiu Ying 	/** @fg: framegen list */
449f09e317SLiu Ying 	struct dc_fg *fg[DC_DISPLAYS];
450e177d5cSLiu Ying 	/** @fu_disp: fetchunit list(used by display engine) */
460e177d5cSLiu Ying 	struct dc_fu *fu_disp[DC_DISP_FU_CNT];
470e177d5cSLiu Ying 	/** @lb: layerblend list */
480e177d5cSLiu Ying 	struct dc_lb *lb[DC_LB_CNT];
490e177d5cSLiu Ying 	/** @pe: pixel engine */
500e177d5cSLiu Ying 	struct dc_pe *pe;
519f09e317SLiu Ying 	/** @tc: tcon list */
529f09e317SLiu Ying 	struct dc_tc *tc[DC_DISPLAYS];
539f09e317SLiu Ying };
549f09e317SLiu Ying 
559f09e317SLiu Ying struct dc_subdev_info {
569f09e317SLiu Ying 	resource_size_t reg_start;
579f09e317SLiu Ying 	int id;
589f09e317SLiu Ying };
599f09e317SLiu Ying 
60*711a3b87SLiu Ying static inline struct dc_drm_device *to_dc_drm_device(struct drm_device *drm)
61*711a3b87SLiu Ying {
62*711a3b87SLiu Ying 	return container_of(drm, struct dc_drm_device, base);
63*711a3b87SLiu Ying }
64*711a3b87SLiu Ying 
65*711a3b87SLiu Ying int dc_crtc_init(struct dc_drm_device *dc_drm, int crtc_index);
66*711a3b87SLiu Ying int dc_crtc_post_init(struct dc_drm_device *dc_drm, int crtc_index);
67*711a3b87SLiu Ying 
68*711a3b87SLiu Ying int dc_kms_init(struct dc_drm_device *dc_drm);
69*711a3b87SLiu Ying void dc_kms_uninit(struct dc_drm_device *dc_drm);
70*711a3b87SLiu Ying 
71*711a3b87SLiu Ying int dc_plane_init(struct dc_drm_device *dc_drm, struct dc_plane *dc_plane);
72*711a3b87SLiu Ying 
730e177d5cSLiu Ying extern struct platform_driver dc_cf_driver;
749f09e317SLiu Ying extern struct platform_driver dc_de_driver;
750e177d5cSLiu Ying extern struct platform_driver dc_ed_driver;
769f09e317SLiu Ying extern struct platform_driver dc_fg_driver;
770e177d5cSLiu Ying extern struct platform_driver dc_fl_driver;
780e177d5cSLiu Ying extern struct platform_driver dc_fw_driver;
7937571febSLiu Ying extern struct platform_driver dc_ic_driver;
800e177d5cSLiu Ying extern struct platform_driver dc_lb_driver;
810e177d5cSLiu Ying extern struct platform_driver dc_pe_driver;
829f09e317SLiu Ying extern struct platform_driver dc_tc_driver;
839f09e317SLiu Ying 
849f09e317SLiu Ying static inline int dc_subdev_get_id(const struct dc_subdev_info *info,
859f09e317SLiu Ying 				   int info_cnt, struct resource *res)
869f09e317SLiu Ying {
879f09e317SLiu Ying 	int i;
889f09e317SLiu Ying 
899f09e317SLiu Ying 	if (!res)
909f09e317SLiu Ying 		return -EINVAL;
919f09e317SLiu Ying 
929f09e317SLiu Ying 	for (i = 0; i < info_cnt; i++)
939f09e317SLiu Ying 		if (info[i].reg_start == res->start)
949f09e317SLiu Ying 			return info[i].id;
959f09e317SLiu Ying 
969f09e317SLiu Ying 	return -EINVAL;
979f09e317SLiu Ying }
989f09e317SLiu Ying 
999f09e317SLiu Ying void dc_de_post_bind(struct dc_drm_device *dc_drm);
1000e177d5cSLiu Ying void dc_pe_post_bind(struct dc_drm_device *dc_drm);
1019f09e317SLiu Ying 
1029f09e317SLiu Ying #endif /* __DC_DRV_H__ */
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