xref: /linux/drivers/gpu/drm/imx/dc/dc-drv.h (revision 37571feb6c08dab97f0a8a37e3c486aa8aead5f7)
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 
99f09e317SLiu Ying #include <linux/ioport.h>
109f09e317SLiu Ying #include <linux/platform_device.h>
119f09e317SLiu Ying #include <linux/types.h>
129f09e317SLiu Ying 
139f09e317SLiu Ying #include <drm/drm_device.h>
149f09e317SLiu Ying 
159f09e317SLiu Ying #include "dc-de.h"
160e177d5cSLiu Ying #include "dc-pe.h"
179f09e317SLiu Ying 
189f09e317SLiu Ying /**
199f09e317SLiu Ying  * struct dc_drm_device - DC specific drm_device
209f09e317SLiu Ying  */
219f09e317SLiu Ying struct dc_drm_device {
229f09e317SLiu Ying 	/** @base: base drm_device structure */
239f09e317SLiu Ying 	struct drm_device base;
240e177d5cSLiu Ying 	/** @cf_safe: constframe list(safety stream) */
250e177d5cSLiu Ying 	struct dc_cf *cf_safe[DC_DISPLAYS];
260e177d5cSLiu Ying 	/** @cf_cont: constframe list(content stream) */
270e177d5cSLiu Ying 	struct dc_cf *cf_cont[DC_DISPLAYS];
289f09e317SLiu Ying 	/** @de: display engine list */
299f09e317SLiu Ying 	struct dc_de *de[DC_DISPLAYS];
300e177d5cSLiu Ying 	/** @ed_safe: extdst list(safety stream) */
310e177d5cSLiu Ying 	struct dc_ed *ed_safe[DC_DISPLAYS];
320e177d5cSLiu Ying 	/** @ed_cont: extdst list(content stream) */
330e177d5cSLiu Ying 	struct dc_ed *ed_cont[DC_DISPLAYS];
349f09e317SLiu Ying 	/** @fg: framegen list */
359f09e317SLiu Ying 	struct dc_fg *fg[DC_DISPLAYS];
360e177d5cSLiu Ying 	/** @fu_disp: fetchunit list(used by display engine) */
370e177d5cSLiu Ying 	struct dc_fu *fu_disp[DC_DISP_FU_CNT];
380e177d5cSLiu Ying 	/** @lb: layerblend list */
390e177d5cSLiu Ying 	struct dc_lb *lb[DC_LB_CNT];
400e177d5cSLiu Ying 	/** @pe: pixel engine */
410e177d5cSLiu Ying 	struct dc_pe *pe;
429f09e317SLiu Ying 	/** @tc: tcon list */
439f09e317SLiu Ying 	struct dc_tc *tc[DC_DISPLAYS];
449f09e317SLiu Ying };
459f09e317SLiu Ying 
469f09e317SLiu Ying struct dc_subdev_info {
479f09e317SLiu Ying 	resource_size_t reg_start;
489f09e317SLiu Ying 	int id;
499f09e317SLiu Ying };
509f09e317SLiu Ying 
510e177d5cSLiu Ying extern struct platform_driver dc_cf_driver;
529f09e317SLiu Ying extern struct platform_driver dc_de_driver;
530e177d5cSLiu Ying extern struct platform_driver dc_ed_driver;
549f09e317SLiu Ying extern struct platform_driver dc_fg_driver;
550e177d5cSLiu Ying extern struct platform_driver dc_fl_driver;
560e177d5cSLiu Ying extern struct platform_driver dc_fw_driver;
57*37571febSLiu Ying extern struct platform_driver dc_ic_driver;
580e177d5cSLiu Ying extern struct platform_driver dc_lb_driver;
590e177d5cSLiu Ying extern struct platform_driver dc_pe_driver;
609f09e317SLiu Ying extern struct platform_driver dc_tc_driver;
619f09e317SLiu Ying 
629f09e317SLiu Ying static inline int dc_subdev_get_id(const struct dc_subdev_info *info,
639f09e317SLiu Ying 				   int info_cnt, struct resource *res)
649f09e317SLiu Ying {
659f09e317SLiu Ying 	int i;
669f09e317SLiu Ying 
679f09e317SLiu Ying 	if (!res)
689f09e317SLiu Ying 		return -EINVAL;
699f09e317SLiu Ying 
709f09e317SLiu Ying 	for (i = 0; i < info_cnt; i++)
719f09e317SLiu Ying 		if (info[i].reg_start == res->start)
729f09e317SLiu Ying 			return info[i].id;
739f09e317SLiu Ying 
749f09e317SLiu Ying 	return -EINVAL;
759f09e317SLiu Ying }
769f09e317SLiu Ying 
779f09e317SLiu Ying void dc_de_post_bind(struct dc_drm_device *dc_drm);
780e177d5cSLiu Ying void dc_pe_post_bind(struct dc_drm_device *dc_drm);
799f09e317SLiu Ying 
809f09e317SLiu Ying #endif /* __DC_DRV_H__ */
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