1 /* SPDX-License-Identifier: GPL-2.0-only */
7  * Author: Jean-Jacques Hiblot <jjhiblot@traphandler.com>
8  * Author: Boris BREZILLON <boris.brezillon@free-electrons.com>
95 #define ATMEL_HLCDC_LAYER_SIZE(w, h)		(((w) - 1) | (((h) - 1) << 16))
116 #define ATMEL_HLCDC_LAYER_DISC_SIZE(w, h)	(((w) - 1) | (((h) - 1) << 16))
174  * Atmel HLCDC Layer registers layout structure
176  * Each HLCDC layer has its own register organization and a given register
179  * This structure stores common registers layout for a given layer and is
180  * used by HLCDC layer code to choose the appropriate register to write to
195  * @general_config: general layer config register
248  * Atmel HLCDC layer types
261  * This structure list all the formats supported by a given layer.
272  * Atmel HLCDC Layer description structure
274  * This structure describes the capabilities provided by a given layer.
276  * @name: layer name
277  * @type: layer type
278  * @id: layer id
279  * @regs_offset: offset of the layer registers from the HLCDC registers base
280  * @cfgs_offset: CFGX registers offset from the layer registers base
283  * @max_width: maximum width supported by this layer (0 means unlimited)
284  * @max_height: maximum height supported by this layer (0 means unlimited)
300  * Atmel HLCDC Layer.
302  * A layer can be a DRM plane of a post processing layer used to render
305  * @desc: layer description
316  * @base: base DRM plane structure
317  * @layer: HLCDC layer structure
321 	struct drm_plane base;  member
322 	struct atmel_hlcdc_layer layer;  member
328 	return container_of(p, struct atmel_hlcdc_plane, base);  in drm_plane_to_atmel_hlcdc_plane()
332 atmel_hlcdc_layer_to_plane(struct atmel_hlcdc_layer *layer)  in atmel_hlcdc_layer_to_plane()  argument
334 	return container_of(layer, struct atmel_hlcdc_plane, layer);  in atmel_hlcdc_layer_to_plane()
338  * struct atmel_hlcdc_dc - Atmel HLCDC Display Controller.
363  * struct atmel_lcdc_dc_ops - describes atmel_lcdc ops group
371  * @lcdc_csc_init: update the color space conversion co-efficient of
372  * High-end overlay register
373  * @lcdc_irq_dbg: to raise alert incase of interrupt overrun in any LCDC layer
412  * @layers: a layer description table describing available layers
413  * @nlayers: layer description table size
435 static inline void atmel_hlcdc_layer_write_reg(struct atmel_hlcdc_layer *layer,  in atmel_hlcdc_layer_write_reg()  argument
438 	regmap_write(layer->regmap, layer->desc->regs_offset + reg, val);  in atmel_hlcdc_layer_write_reg()
441 static inline u32 atmel_hlcdc_layer_read_reg(struct atmel_hlcdc_layer *layer,  in atmel_hlcdc_layer_read_reg()  argument
446 	regmap_read(layer->regmap, layer->desc->regs_offset + reg, &val);  in atmel_hlcdc_layer_read_reg()
451 static inline void atmel_hlcdc_layer_write_cfg(struct atmel_hlcdc_layer *layer,  in atmel_hlcdc_layer_write_cfg()  argument
454 	atmel_hlcdc_layer_write_reg(layer,  in atmel_hlcdc_layer_write_cfg()
455 				    layer->desc->cfgs_offset +  in atmel_hlcdc_layer_write_cfg()
459 static inline u32 atmel_hlcdc_layer_read_cfg(struct atmel_hlcdc_layer *layer,  in atmel_hlcdc_layer_read_cfg()  argument
462 	return atmel_hlcdc_layer_read_reg(layer,  in atmel_hlcdc_layer_read_cfg()
463 					  layer->desc->cfgs_offset +  in atmel_hlcdc_layer_read_cfg()
467 static inline void atmel_hlcdc_layer_write_clut(struct atmel_hlcdc_layer *layer,  in atmel_hlcdc_layer_write_clut()  argument
470 	regmap_write(layer->regmap,  in atmel_hlcdc_layer_write_clut()
471 		     layer->desc->clut_offset + c * sizeof(u32),  in atmel_hlcdc_layer_write_clut()
475 static inline void atmel_hlcdc_layer_init(struct atmel_hlcdc_layer *layer,  in atmel_hlcdc_layer_init()  argument
479 	layer->desc = desc;  in atmel_hlcdc_layer_init()
480 	layer->regmap = regmap;  in atmel_hlcdc_layer_init()