[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / drivers / gpu / drm / nouveau / nouveau_bios.h

/*
 * Copyright 2007-2008 Nouveau Project
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS 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_DISPBIOS_H__
#define __NOUVEAU_DISPBIOS_H__

#include "nvreg.h"

#define DCB_MAX_NUM_ENTRIES 16
#define DCB_MAX_NUM_I2C_ENTRIES 16
#define DCB_MAX_NUM_GPIO_ENTRIES 32
#define DCB_MAX_NUM_CONNECTOR_ENTRIES 16

#define DCB_LOC_ON_CHIP 0

#define ROM16(x) le16_to_cpu(*(u16 *)&(x))
#define ROM32(x) le32_to_cpu(*(u32 *)&(x))
#define ROM48(x) ({ u8 *p = &(x); (u64)ROM16(p[4]) << 32 | ROM32(p[0]); })
#define ROM64(x) le64_to_cpu(*(u64 *)&(x))
#define ROMPTR(d,x) ({            \
	struct nouveau_drm *drm = nouveau_drm((d)); \
	ROM16(x) ? &drm->vbios.data[ROM16(x)] : NULL; \
})

struct bit_entry {
	uint8_t  id;
	uint8_t  version;
	uint16_t length;
	uint16_t offset;
	uint8_t *data;
};

int bit_table(struct drm_device *, u8 id, struct bit_entry *);

#include <subdev/bios/dcb.h>
#include <subdev/bios/conn.h>

struct dcb_table {
	uint8_t version;
	int entries;
	struct dcb_output entry[DCB_MAX_NUM_ENTRIES];
};

enum nouveau_or {
	DCB_OUTPUT_A = (1 << 0),
	DCB_OUTPUT_B = (1 << 1),
	DCB_OUTPUT_C = (1 << 2)
};

enum LVDS_script {
	/* Order *does* matter here */
	LVDS_INIT = 1,
	LVDS_RESET,
	LVDS_BACKLIGHT_ON,
	LVDS_BACKLIGHT_OFF,
	LVDS_PANEL_ON,
	LVDS_PANEL_OFF
};

struct nvbios {
	struct drm_device *dev;
	enum {
		NVBIOS_BMP,
		NVBIOS_BIT
	} type;
	uint16_t offset;
	uint32_t length;
	uint8_t *data;

	uint8_t chip_version;

	uint32_t dactestval;
	uint32_t tvdactestval;
	uint8_t digital_min_front_porch;
	bool fp_no_ddc;

	spinlock_t lock;

	bool execute;

	uint8_t major_version;
	uint8_t feature_byte;
	bool is_mobile;

	uint32_t fmaxvco, fminvco;

	bool old_style_init;
	uint16_t init_script_tbls_ptr;
	uint16_t extra_init_script_tbl_ptr;
	uint16_t macro_index_tbl_ptr;
	uint16_t macro_tbl_ptr;
	uint16_t condition_tbl_ptr;
	uint16_t io_condition_tbl_ptr;
	uint16_t io_flag_condition_tbl_ptr;
	uint16_t init_function_tbl_ptr;

	uint16_t pll_limit_tbl_ptr;
	uint16_t ram_restrict_tbl_ptr;
	uint8_t ram_restrict_group_count;

	uint16_t some_script_ptr; /* BIT I + 14 */
	uint16_t init96_tbl_ptr; /* BIT I + 16 */

	struct dcb_table dcb;

	struct {
		int crtchead;
	} state;

	struct {
		struct dcb_output *output;
		int crtc;
		uint16_t script_table_ptr;
	} display;

	struct {
		uint16_t fptablepointer;	/* also used by tmds */
		uint16_t fpxlatetableptr;
		int xlatwidth;
		uint16_t lvdsmanufacturerpointer;
		uint16_t fpxlatemanufacturertableptr;
		uint16_t mode_ptr;
		uint16_t xlated_entry;
		bool power_off_for_reset;
		bool reset_after_pclk_change;
		bool dual_link;
		bool link_c_increment;
		bool if_is_24bit;
		int duallink_transition_clk;
		uint8_t strapless_is_24bit;
		uint8_t *edid;

		/* will need resetting after suspend */
		int last_script_invoc;
		bool lvds_init_run;
	} fp;

	struct {
		uint16_t output0_script_ptr;
		uint16_t output1_script_ptr;
	} tmds;

	struct {
		uint16_t mem_init_tbl_ptr;
		uint16_t sdr_seq_tbl_ptr;
		uint16_t ddr_seq_tbl_ptr;

		struct {
			uint8_t crt, tv, panel;
		} i2c_indices;

		uint16_t lvds_single_a_script_ptr;
	} legacy;
};

void *olddcb_table(struct drm_device *);
void *olddcb_outp(struct drm_device *, u8 idx);
int olddcb_outp_foreach(struct drm_device *, void *data,
		     int (*)(struct drm_device *, void *, int idx, u8 *outp));
u8 *olddcb_conntab(struct drm_device *);
u8 *olddcb_conn(struct drm_device *, u8 idx);

int nouveau_bios_init(struct drm_device *);
void nouveau_bios_takedown(struct drm_device *dev);
int nouveau_run_vbios_init(struct drm_device *);
struct dcb_connector_table_entry *
nouveau_bios_connector_entry(struct drm_device *, int index);
int nouveau_bios_run_display_table(struct drm_device *, u16 id, int clk,
					  struct dcb_output *, int crtc);
bool nouveau_bios_fp_mode(struct drm_device *, struct drm_display_mode *);
uint8_t *nouveau_bios_embedded_edid(struct drm_device *);
int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
					 bool *dl, bool *if_is_24bit);
int run_tmds_table(struct drm_device *, struct dcb_output *,
			  int head, int pxclk);
int call_lvds_script(struct drm_device *, struct dcb_output *, int head,
			    enum LVDS_script, int pxclk);
bool bios_encoder_match(struct dcb_output *, u32 hash);

#endif
Commit	Line	Data
6ee73861 BS	1	/*
	2	* Copyright 2007-2008 Nouveau Project
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a
	5	* copy of this software and associated documentation files (the "Software"),
	6	* to deal in the Software without restriction, including without limitation
	7	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	8	* and/or sell copies of the Software, and to permit persons to whom the
	9	* Software is furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice (including the next
	12	* paragraph) shall be included in all copies or substantial portions of the
	13	* Software.
	14	*
	15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	18	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	19	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	20	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
	21	* DEALINGS IN THE SOFTWARE.
	22	*/
	23
77145f1c BS	24	#ifndef __NOUVEAU_DISPBIOS_H__
77145f1c BS	25	#define __NOUVEAU_DISPBIOS_H__
6ee73861 BS	26
6ee73861 BS	27	#include "nvreg.h"
6ee73861 BS	28
	29	#define DCB_MAX_NUM_ENTRIES 16
	30	#define DCB_MAX_NUM_I2C_ENTRIES 16
	31	#define DCB_MAX_NUM_GPIO_ENTRIES 32
	32	#define DCB_MAX_NUM_CONNECTOR_ENTRIES 16
	33
	34	#define DCB_LOC_ON_CHIP 0
	35
f9f9f536 BS	36	#define ROM16(x) le16_to_cpu((u16 )&(x))
	37	#define ROM32(x) le32_to_cpu((u32 )&(x))
	38	#define ROM48(x) ({ u8 *p = &(x); (u64)ROM16(p[4]) << 32 \| ROM32(p[0]); })
	39	#define ROM64(x) le64_to_cpu((u64 )&(x))
	40	#define ROMPTR(d,x) ({ \
77145f1c BS	41	struct nouveau_drm *drm = nouveau_drm((d)); \
77145f1c BS	42	ROM16(x) ? &drm->vbios.data[ROM16(x)] : NULL; \
f9f9f536	43	})
4709bff0 BS	44
	45	struct bit_entry {
	46	uint8_t id;
	47	uint8_t version;
	48	uint16_t length;
	49	uint16_t offset;
	50	uint8_t *data;
	51	};
	52
	53	int bit_table(struct drm_device , u8 id, struct bit_entry );
	54
cb75d97e	55	#include <subdev/bios/dcb.h>
d38ac521	56	#include <subdev/bios/conn.h>
6ee73861	57
7f245b20	58	struct dcb_table {
6ee73861	59	uint8_t version;
7f245b20	60	int entries;
cb75d97e	61	struct dcb_output entry[DCB_MAX_NUM_ENTRIES];
6ee73861 BS	62	};
6ee73861 BS	63
6ee73861	64	enum nouveau_or {
cb75d97e BS	65	DCB_OUTPUT_A = (1 << 0),
	66	DCB_OUTPUT_B = (1 << 1),
	67	DCB_OUTPUT_C = (1 << 2)
6ee73861 BS	68	};
	69
	70	enum LVDS_script {
	71	/* Order does matter here */
	72	LVDS_INIT = 1,
	73	LVDS_RESET,
	74	LVDS_BACKLIGHT_ON,
	75	LVDS_BACKLIGHT_OFF,
	76	LVDS_PANEL_ON,
	77	LVDS_PANEL_OFF
	78	};
	79
04a39c57 BS	80	struct nvbios {
04a39c57 BS	81	struct drm_device *dev;
4709bff0 BS	82	enum {
	83	NVBIOS_BMP,
	84	NVBIOS_BIT
	85	} type;
	86	uint16_t offset;
4489b983 BS	87	uint32_t length;
4489b983 BS	88	uint8_t *data;
04a39c57	89
6ee73861 BS	90	uint8_t chip_version;
	91
	92	uint32_t dactestval;
	93	uint32_t tvdactestval;
	94	uint8_t digital_min_front_porch;
	95	bool fp_no_ddc;
6ee73861	96
c7ca4d1b	97	spinlock_t lock;
39c9bfb4	98
6ee73861 BS	99	bool execute;
	100
	101	uint8_t major_version;
	102	uint8_t feature_byte;
	103	bool is_mobile;
	104
	105	uint32_t fmaxvco, fminvco;
	106
	107	bool old_style_init;
	108	uint16_t init_script_tbls_ptr;
	109	uint16_t extra_init_script_tbl_ptr;
	110	uint16_t macro_index_tbl_ptr;
	111	uint16_t macro_tbl_ptr;
	112	uint16_t condition_tbl_ptr;
	113	uint16_t io_condition_tbl_ptr;
	114	uint16_t io_flag_condition_tbl_ptr;
	115	uint16_t init_function_tbl_ptr;
	116
	117	uint16_t pll_limit_tbl_ptr;
	118	uint16_t ram_restrict_tbl_ptr;
37383650	119	uint8_t ram_restrict_group_count;
6ee73861 BS	120
	121	uint16_t some_script_ptr; /* BIT I + 14 */
	122	uint16_t init96_tbl_ptr; /* BIT I + 16 */
	123
7f245b20	124	struct dcb_table dcb;
6ee73861 BS	125
	126	struct {
	127	int crtchead;
6ee73861 BS	128	} state;
	129
	130	struct {
cb75d97e	131	struct dcb_output *output;
02e4f587	132	int crtc;
6ee73861	133	uint16_t script_table_ptr;
6ee73861 BS	134	} display;
	135
	136	struct {
	137	uint16_t fptablepointer; /* also used by tmds */
	138	uint16_t fpxlatetableptr;
	139	int xlatwidth;
	140	uint16_t lvdsmanufacturerpointer;
	141	uint16_t fpxlatemanufacturertableptr;
	142	uint16_t mode_ptr;
	143	uint16_t xlated_entry;
	144	bool power_off_for_reset;
	145	bool reset_after_pclk_change;
	146	bool dual_link;
	147	bool link_c_increment;
6ee73861 BS	148	bool if_is_24bit;
	149	int duallink_transition_clk;
	150	uint8_t strapless_is_24bit;
	151	uint8_t *edid;
	152
	153	/* will need resetting after suspend */
	154	int last_script_invoc;
	155	bool lvds_init_run;
	156	} fp;
	157
	158	struct {
	159	uint16_t output0_script_ptr;
	160	uint16_t output1_script_ptr;
	161	} tmds;
	162
	163	struct {
	164	uint16_t mem_init_tbl_ptr;
	165	uint16_t sdr_seq_tbl_ptr;
	166	uint16_t ddr_seq_tbl_ptr;
	167
	168	struct {
	169	uint8_t crt, tv, panel;
	170	} i2c_indices;
	171
	172	uint16_t lvds_single_a_script_ptr;
	173	} legacy;
	174	};
	175
e0996aea BS	176	void olddcb_table(struct drm_device );
	177	void olddcb_outp(struct drm_device , u8 idx);
	178	int olddcb_outp_foreach(struct drm_device , void data,
6b5a81a2	179	int ()(struct drm_device , void , int idx, u8 outp));
cb75d97e BS	180	u8 olddcb_conntab(struct drm_device );
cb75d97e BS	181	u8 olddcb_conn(struct drm_device , u8 idx);
6b5a81a2	182
77145f1c BS	183	int nouveau_bios_init(struct drm_device *);
	184	void nouveau_bios_takedown(struct drm_device *dev);
	185	int nouveau_run_vbios_init(struct drm_device *);
	186	struct dcb_connector_table_entry *
	187	nouveau_bios_connector_entry(struct drm_device *, int index);
	188	int nouveau_bios_run_display_table(struct drm_device *, u16 id, int clk,
	189	struct dcb_output *, int crtc);
	190	bool nouveau_bios_fp_mode(struct drm_device , struct drm_display_mode );
	191	uint8_t nouveau_bios_embedded_edid(struct drm_device );
	192	int nouveau_bios_parse_lvds_table(struct drm_device *, int pxclk,
	193	bool dl, bool if_is_24bit);
	194	int run_tmds_table(struct drm_device , struct dcb_output ,
	195	int head, int pxclk);
	196	int call_lvds_script(struct drm_device , struct dcb_output , int head,
	197	enum LVDS_script, int pxclk);
	198	bool bios_encoder_match(struct dcb_output *, u32 hash);
	199
6ee73861	200	#endif