[deliverable/linux.git] / drivers / gpu / drm / nouveau / nouveau_connector.h

/*
 * Copyright (C) 2008 Maarten Maathuis.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial
 * portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#ifndef __NOUVEAU_CONNECTOR_H__
#define __NOUVEAU_CONNECTOR_H__

#include <drm/drm_edid.h>
#include "nouveau_crtc.h"

#include <core/event.h>

#include <subdev/bios.h>
#include <subdev/bios/gpio.h>

struct nouveau_i2c_port;

enum nouveau_underscan_type {
	UNDERSCAN_OFF,
	UNDERSCAN_ON,
	UNDERSCAN_AUTO,
};

/* the enum values specifically defined here match nv50/nvd0 hw values, and
 * the code relies on this
 */
enum nouveau_dithering_mode {
	DITHERING_MODE_OFF = 0x00,
	DITHERING_MODE_ON = 0x01,
	DITHERING_MODE_DYNAMIC2X2 = 0x10 | DITHERING_MODE_ON,
	DITHERING_MODE_STATIC2X2 = 0x18 | DITHERING_MODE_ON,
	DITHERING_MODE_TEMPORAL = 0x20 | DITHERING_MODE_ON,
	DITHERING_MODE_AUTO
};

enum nouveau_dithering_depth {
	DITHERING_DEPTH_6BPC = 0x00,
	DITHERING_DEPTH_8BPC = 0x02,
	DITHERING_DEPTH_AUTO
};

struct nouveau_connector {
	struct drm_connector base;
	enum dcb_connector_type type;
	u8 index;
	u8 *dcb;

	struct dcb_gpio_func hpd;
	struct work_struct hpd_work;
	struct nouveau_eventh hpd_func;

	int dithering_mode;
	int dithering_depth;
	int scaling_mode;
	enum nouveau_underscan_type underscan;
	u32 underscan_hborder;
	u32 underscan_vborder;

	struct nouveau_encoder *detected_encoder;
	struct edid *edid;
	struct drm_display_mode *native_mode;
};

static inline struct nouveau_connector *nouveau_connector(
						struct drm_connector *con)
{
	return container_of(con, struct nouveau_connector, base);
}

static inline struct nouveau_connector *
nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
{
	struct drm_device *dev = nv_crtc->base.dev;
	struct drm_connector *connector;
	struct drm_crtc *crtc = to_drm_crtc(nv_crtc);

	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
		if (connector->encoder && connector->encoder->crtc == crtc)
			return nouveau_connector(connector);
	}

	return NULL;
}

struct drm_connector *
nouveau_connector_create(struct drm_device *, int index);

int
nouveau_connector_bpp(struct drm_connector *);

#endif /* __NOUVEAU_CONNECTOR_H__ */
Commit	Line	Data
6ee73861 BS	1	/*
	2	* Copyright (C) 2008 Maarten Maathuis.
	3	* All Rights Reserved.
	4	*
	5	* Permission is hereby granted, free of charge, to any person obtaining
	6	* a copy of this software and associated documentation files (the
	7	* "Software"), to deal in the Software without restriction, including
	8	* without limitation the rights to use, copy, modify, merge, publish,
	9	* distribute, sublicense, and/or sell copies of the Software, and to
	10	* permit persons to whom the Software is furnished to do so, subject to
	11	* the following conditions:
	12	*
	13	* The above copyright notice and this permission notice (including the
	14	* next paragraph) shall be included in all copies or substantial
	15	* portions of the Software.
	16	*
	17	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	18	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	19	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
	20	* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
	21	* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
	22	* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
	23	* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	24	*
	25	*/
	26
	27	#ifndef __NOUVEAU_CONNECTOR_H__
	28	#define __NOUVEAU_CONNECTOR_H__
	29
760285e7	30	#include <drm/drm_edid.h>
4f6029da	31	#include "nouveau_crtc.h"
4196faa8	32
4f47643d BS	33	#include <core/event.h>
4f47643d BS	34
23fc09ee BS	35	#include <subdev/bios.h>
	36	#include <subdev/bios/gpio.h>
	37
4196faa8	38	struct nouveau_i2c_port;
6ee73861	39
de691855 BS	40	enum nouveau_underscan_type {
	41	UNDERSCAN_OFF,
	42	UNDERSCAN_ON,
	43	UNDERSCAN_AUTO,
	44	};
	45
	46	/* the enum values specifically defined here match nv50/nvd0 hw values, and
	47	* the code relies on this
	48	*/
	49	enum nouveau_dithering_mode {
	50	DITHERING_MODE_OFF = 0x00,
	51	DITHERING_MODE_ON = 0x01,
	52	DITHERING_MODE_DYNAMIC2X2 = 0x10 \| DITHERING_MODE_ON,
	53	DITHERING_MODE_STATIC2X2 = 0x18 \| DITHERING_MODE_ON,
	54	DITHERING_MODE_TEMPORAL = 0x20 \| DITHERING_MODE_ON,
	55	DITHERING_MODE_AUTO
	56	};
	57
	58	enum nouveau_dithering_depth {
	59	DITHERING_DEPTH_6BPC = 0x00,
	60	DITHERING_DEPTH_8BPC = 0x02,
	61	DITHERING_DEPTH_AUTO
	62	};
	63
6ee73861 BS	64	struct nouveau_connector {
6ee73861 BS	65	struct drm_connector base;
befb51e9 BS	66	enum dcb_connector_type type;
	67	u8 index;
	68	u8 *dcb;
6ee73861	69
4f47643d BS	70	struct dcb_gpio_func hpd;
	71	struct work_struct hpd_work;
	72	struct nouveau_eventh hpd_func;
	73
de691855 BS	74	int dithering_mode;
de691855 BS	75	int dithering_depth;
b29caa58 BS	76	int scaling_mode;
	77	enum nouveau_underscan_type underscan;
	78	u32 underscan_hborder;
	79	u32 underscan_vborder;
6ee73861 BS	80
	81	struct nouveau_encoder *detected_encoder;
	82	struct edid *edid;
	83	struct drm_display_mode *native_mode;
	84	};
	85
	86	static inline struct nouveau_connector *nouveau_connector(
	87	struct drm_connector *con)
	88	{
	89	return container_of(con, struct nouveau_connector, base);
	90	}
	91
4f6029da BS	92	static inline struct nouveau_connector *
	93	nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
	94	{
	95	struct drm_device *dev = nv_crtc->base.dev;
	96	struct drm_connector *connector;
	97	struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
	98
	99	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
	100	if (connector->encoder && connector->encoder->crtc == crtc)
	101	return nouveau_connector(connector);
	102	}
	103
	104	return NULL;
	105	}
	106
8f1a6086 BS	107	struct drm_connector *
8f1a6086 BS	108	nouveau_connector_create(struct drm_device *, int index);
6ee73861	109
62acdc71 BS	110	int
	111	nouveau_connector_bpp(struct drm_connector *);
	112
6ee73861	113	#endif /* __NOUVEAU_CONNECTOR_H__ */