cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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radeon_mode.h (30514B)


      1/*
      2 * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
      3 *                VA Linux Systems Inc., Fremont, California.
      4 * Copyright 2008 Red Hat Inc.
      5 *
      6 * Permission is hereby granted, free of charge, to any person obtaining a
      7 * copy of this software and associated documentation files (the "Software"),
      8 * to deal in the Software without restriction, including without limitation
      9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     10 * and/or sell copies of the Software, and to permit persons to whom the
     11 * Software is furnished to do so, subject to the following conditions:
     12 *
     13 * The above copyright notice and this permission notice shall be included in
     14 * all copies or substantial portions of the Software.
     15 *
     16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     22 * OTHER DEALINGS IN THE SOFTWARE.
     23 *
     24 * Original Authors:
     25 *   Kevin E. Martin, Rickard E. Faith, Alan Hourihane
     26 *
     27 * Kernel port Author: Dave Airlie
     28 */
     29
     30#ifndef RADEON_MODE_H
     31#define RADEON_MODE_H
     32
     33#include <drm/display/drm_dp_helper.h>
     34#include <drm/display/drm_dp_mst_helper.h>
     35#include <drm/drm_crtc.h>
     36#include <drm/drm_edid.h>
     37#include <drm/drm_encoder.h>
     38#include <drm/drm_fixed.h>
     39#include <drm/drm_crtc_helper.h>
     40#include <linux/i2c.h>
     41#include <linux/i2c-algo-bit.h>
     42
     43struct radeon_bo;
     44struct radeon_device;
     45
     46#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
     47#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
     48#define to_radeon_encoder(x) container_of(x, struct radeon_encoder, base)
     49
     50#define RADEON_MAX_HPD_PINS 7
     51#define RADEON_MAX_CRTCS 6
     52#define RADEON_MAX_AFMT_BLOCKS 7
     53
     54enum radeon_rmx_type {
     55	RMX_OFF,
     56	RMX_FULL,
     57	RMX_CENTER,
     58	RMX_ASPECT
     59};
     60
     61enum radeon_tv_std {
     62	TV_STD_NTSC,
     63	TV_STD_PAL,
     64	TV_STD_PAL_M,
     65	TV_STD_PAL_60,
     66	TV_STD_NTSC_J,
     67	TV_STD_SCART_PAL,
     68	TV_STD_SECAM,
     69	TV_STD_PAL_CN,
     70	TV_STD_PAL_N,
     71};
     72
     73enum radeon_underscan_type {
     74	UNDERSCAN_OFF,
     75	UNDERSCAN_ON,
     76	UNDERSCAN_AUTO,
     77};
     78
     79enum radeon_hpd_id {
     80	RADEON_HPD_1 = 0,
     81	RADEON_HPD_2,
     82	RADEON_HPD_3,
     83	RADEON_HPD_4,
     84	RADEON_HPD_5,
     85	RADEON_HPD_6,
     86	RADEON_HPD_NONE = 0xff,
     87};
     88
     89enum radeon_output_csc {
     90	RADEON_OUTPUT_CSC_BYPASS = 0,
     91	RADEON_OUTPUT_CSC_TVRGB = 1,
     92	RADEON_OUTPUT_CSC_YCBCR601 = 2,
     93	RADEON_OUTPUT_CSC_YCBCR709 = 3,
     94};
     95
     96#define RADEON_MAX_I2C_BUS 16
     97
     98/* radeon gpio-based i2c
     99 * 1. "mask" reg and bits
    100 *    grabs the gpio pins for software use
    101 *    0=not held  1=held
    102 * 2. "a" reg and bits
    103 *    output pin value
    104 *    0=low 1=high
    105 * 3. "en" reg and bits
    106 *    sets the pin direction
    107 *    0=input 1=output
    108 * 4. "y" reg and bits
    109 *    input pin value
    110 *    0=low 1=high
    111 */
    112struct radeon_i2c_bus_rec {
    113	bool valid;
    114	/* id used by atom */
    115	uint8_t i2c_id;
    116	/* id used by atom */
    117	enum radeon_hpd_id hpd;
    118	/* can be used with hw i2c engine */
    119	bool hw_capable;
    120	/* uses multi-media i2c engine */
    121	bool mm_i2c;
    122	/* regs and bits */
    123	uint32_t mask_clk_reg;
    124	uint32_t mask_data_reg;
    125	uint32_t a_clk_reg;
    126	uint32_t a_data_reg;
    127	uint32_t en_clk_reg;
    128	uint32_t en_data_reg;
    129	uint32_t y_clk_reg;
    130	uint32_t y_data_reg;
    131	uint32_t mask_clk_mask;
    132	uint32_t mask_data_mask;
    133	uint32_t a_clk_mask;
    134	uint32_t a_data_mask;
    135	uint32_t en_clk_mask;
    136	uint32_t en_data_mask;
    137	uint32_t y_clk_mask;
    138	uint32_t y_data_mask;
    139};
    140
    141struct radeon_tmds_pll {
    142    uint32_t freq;
    143    uint32_t value;
    144};
    145
    146#define RADEON_MAX_BIOS_CONNECTOR 16
    147
    148/* pll flags */
    149#define RADEON_PLL_USE_BIOS_DIVS        (1 << 0)
    150#define RADEON_PLL_NO_ODD_POST_DIV      (1 << 1)
    151#define RADEON_PLL_USE_REF_DIV          (1 << 2)
    152#define RADEON_PLL_LEGACY               (1 << 3)
    153#define RADEON_PLL_PREFER_LOW_REF_DIV   (1 << 4)
    154#define RADEON_PLL_PREFER_HIGH_REF_DIV  (1 << 5)
    155#define RADEON_PLL_PREFER_LOW_FB_DIV    (1 << 6)
    156#define RADEON_PLL_PREFER_HIGH_FB_DIV   (1 << 7)
    157#define RADEON_PLL_PREFER_LOW_POST_DIV  (1 << 8)
    158#define RADEON_PLL_PREFER_HIGH_POST_DIV (1 << 9)
    159#define RADEON_PLL_USE_FRAC_FB_DIV      (1 << 10)
    160#define RADEON_PLL_PREFER_CLOSEST_LOWER (1 << 11)
    161#define RADEON_PLL_USE_POST_DIV         (1 << 12)
    162#define RADEON_PLL_IS_LCD               (1 << 13)
    163#define RADEON_PLL_PREFER_MINM_OVER_MAXP (1 << 14)
    164
    165struct radeon_pll {
    166	/* reference frequency */
    167	uint32_t reference_freq;
    168
    169	/* fixed dividers */
    170	uint32_t reference_div;
    171	uint32_t post_div;
    172
    173	/* pll in/out limits */
    174	uint32_t pll_in_min;
    175	uint32_t pll_in_max;
    176	uint32_t pll_out_min;
    177	uint32_t pll_out_max;
    178	uint32_t lcd_pll_out_min;
    179	uint32_t lcd_pll_out_max;
    180	uint32_t best_vco;
    181
    182	/* divider limits */
    183	uint32_t min_ref_div;
    184	uint32_t max_ref_div;
    185	uint32_t min_post_div;
    186	uint32_t max_post_div;
    187	uint32_t min_feedback_div;
    188	uint32_t max_feedback_div;
    189	uint32_t min_frac_feedback_div;
    190	uint32_t max_frac_feedback_div;
    191
    192	/* flags for the current clock */
    193	uint32_t flags;
    194
    195	/* pll id */
    196	uint32_t id;
    197};
    198
    199struct radeon_i2c_chan {
    200	struct i2c_adapter adapter;
    201	struct drm_device *dev;
    202	struct i2c_algo_bit_data bit;
    203	struct radeon_i2c_bus_rec rec;
    204	struct drm_dp_aux aux;
    205	bool has_aux;
    206	struct mutex mutex;
    207};
    208
    209/* mostly for macs, but really any system without connector tables */
    210enum radeon_connector_table {
    211	CT_NONE = 0,
    212	CT_GENERIC,
    213	CT_IBOOK,
    214	CT_POWERBOOK_EXTERNAL,
    215	CT_POWERBOOK_INTERNAL,
    216	CT_POWERBOOK_VGA,
    217	CT_MINI_EXTERNAL,
    218	CT_MINI_INTERNAL,
    219	CT_IMAC_G5_ISIGHT,
    220	CT_EMAC,
    221	CT_RN50_POWER,
    222	CT_MAC_X800,
    223	CT_MAC_G5_9600,
    224	CT_SAM440EP,
    225	CT_MAC_G4_SILVER
    226};
    227
    228enum radeon_dvo_chip {
    229	DVO_SIL164,
    230	DVO_SIL1178,
    231};
    232
    233struct radeon_fbdev;
    234
    235struct radeon_afmt {
    236	bool enabled;
    237	int offset;
    238	bool last_buffer_filled_status;
    239	int id;
    240};
    241
    242struct radeon_mode_info {
    243	struct atom_context *atom_context;
    244	struct card_info *atom_card_info;
    245	enum radeon_connector_table connector_table;
    246	bool mode_config_initialized;
    247	struct radeon_crtc *crtcs[RADEON_MAX_CRTCS];
    248	struct radeon_afmt *afmt[RADEON_MAX_AFMT_BLOCKS];
    249	/* DVI-I properties */
    250	struct drm_property *coherent_mode_property;
    251	/* DAC enable load detect */
    252	struct drm_property *load_detect_property;
    253	/* TV standard */
    254	struct drm_property *tv_std_property;
    255	/* legacy TMDS PLL detect */
    256	struct drm_property *tmds_pll_property;
    257	/* underscan */
    258	struct drm_property *underscan_property;
    259	struct drm_property *underscan_hborder_property;
    260	struct drm_property *underscan_vborder_property;
    261	/* audio */
    262	struct drm_property *audio_property;
    263	/* FMT dithering */
    264	struct drm_property *dither_property;
    265	/* Output CSC */
    266	struct drm_property *output_csc_property;
    267	/* hardcoded DFP edid from BIOS */
    268	struct edid *bios_hardcoded_edid;
    269	int bios_hardcoded_edid_size;
    270
    271	/* pointer to fbdev info structure */
    272	struct radeon_fbdev *rfbdev;
    273	/* firmware flags */
    274	u16 firmware_flags;
    275	/* pointer to backlight encoder */
    276	struct radeon_encoder *bl_encoder;
    277
    278	/* bitmask for active encoder frontends */
    279	uint32_t active_encoders;
    280};
    281
    282#define RADEON_MAX_BL_LEVEL 0xFF
    283
    284#if defined(CONFIG_BACKLIGHT_CLASS_DEVICE) || defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)
    285
    286struct radeon_backlight_privdata {
    287	struct radeon_encoder *encoder;
    288	uint8_t negative;
    289};
    290
    291#endif
    292
    293#define MAX_H_CODE_TIMING_LEN 32
    294#define MAX_V_CODE_TIMING_LEN 32
    295
    296/* need to store these as reading
    297   back code tables is excessive */
    298struct radeon_tv_regs {
    299	uint32_t tv_uv_adr;
    300	uint32_t timing_cntl;
    301	uint32_t hrestart;
    302	uint32_t vrestart;
    303	uint32_t frestart;
    304	uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
    305	uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
    306};
    307
    308struct radeon_atom_ss {
    309	uint16_t percentage;
    310	uint16_t percentage_divider;
    311	uint8_t type;
    312	uint16_t step;
    313	uint8_t delay;
    314	uint8_t range;
    315	uint8_t refdiv;
    316	/* asic_ss */
    317	uint16_t rate;
    318	uint16_t amount;
    319};
    320
    321enum radeon_flip_status {
    322	RADEON_FLIP_NONE,
    323	RADEON_FLIP_PENDING,
    324	RADEON_FLIP_SUBMITTED
    325};
    326
    327struct radeon_crtc {
    328	struct drm_crtc base;
    329	int crtc_id;
    330	bool enabled;
    331	bool can_tile;
    332	bool cursor_out_of_bounds;
    333	uint32_t crtc_offset;
    334	struct drm_gem_object *cursor_bo;
    335	uint64_t cursor_addr;
    336	int cursor_x;
    337	int cursor_y;
    338	int cursor_hot_x;
    339	int cursor_hot_y;
    340	int cursor_width;
    341	int cursor_height;
    342	int max_cursor_width;
    343	int max_cursor_height;
    344	uint32_t legacy_display_base_addr;
    345	enum radeon_rmx_type rmx_type;
    346	u8 h_border;
    347	u8 v_border;
    348	fixed20_12 vsc;
    349	fixed20_12 hsc;
    350	struct drm_display_mode native_mode;
    351	int pll_id;
    352	/* page flipping */
    353	struct workqueue_struct *flip_queue;
    354	struct radeon_flip_work *flip_work;
    355	enum radeon_flip_status flip_status;
    356	/* pll sharing */
    357	struct radeon_atom_ss ss;
    358	bool ss_enabled;
    359	u32 adjusted_clock;
    360	int bpc;
    361	u32 pll_reference_div;
    362	u32 pll_post_div;
    363	u32 pll_flags;
    364	struct drm_encoder *encoder;
    365	struct drm_connector *connector;
    366	/* for dpm */
    367	u32 line_time;
    368	u32 wm_low;
    369	u32 wm_high;
    370	u32 lb_vblank_lead_lines;
    371	struct drm_display_mode hw_mode;
    372	enum radeon_output_csc output_csc;
    373};
    374
    375struct radeon_encoder_primary_dac {
    376	/* legacy primary dac */
    377	uint32_t ps2_pdac_adj;
    378};
    379
    380struct radeon_encoder_lvds {
    381	/* legacy lvds */
    382	uint16_t panel_vcc_delay;
    383	uint8_t  panel_pwr_delay;
    384	uint8_t  panel_digon_delay;
    385	uint8_t  panel_blon_delay;
    386	uint16_t panel_ref_divider;
    387	uint8_t  panel_post_divider;
    388	uint16_t panel_fb_divider;
    389	bool     use_bios_dividers;
    390	uint32_t lvds_gen_cntl;
    391	/* panel mode */
    392	struct drm_display_mode native_mode;
    393	struct backlight_device *bl_dev;
    394	int      dpms_mode;
    395	uint8_t  backlight_level;
    396};
    397
    398struct radeon_encoder_tv_dac {
    399	/* legacy tv dac */
    400	uint32_t ps2_tvdac_adj;
    401	uint32_t ntsc_tvdac_adj;
    402	uint32_t pal_tvdac_adj;
    403
    404	int               h_pos;
    405	int               v_pos;
    406	int               h_size;
    407	int               supported_tv_stds;
    408	bool              tv_on;
    409	enum radeon_tv_std tv_std;
    410	struct radeon_tv_regs tv;
    411};
    412
    413struct radeon_encoder_int_tmds {
    414	/* legacy int tmds */
    415	struct radeon_tmds_pll tmds_pll[4];
    416};
    417
    418struct radeon_encoder_ext_tmds {
    419	/* tmds over dvo */
    420	struct radeon_i2c_chan *i2c_bus;
    421	uint8_t slave_addr;
    422	enum radeon_dvo_chip dvo_chip;
    423};
    424
    425/* spread spectrum */
    426struct radeon_encoder_atom_dig {
    427	bool linkb;
    428	/* atom dig */
    429	bool coherent_mode;
    430	int dig_encoder; /* -1 disabled, 0 DIGA, 1 DIGB, etc. */
    431	/* atom lvds/edp */
    432	uint32_t lcd_misc;
    433	uint16_t panel_pwr_delay;
    434	uint32_t lcd_ss_id;
    435	/* panel mode */
    436	struct drm_display_mode native_mode;
    437	struct backlight_device *bl_dev;
    438	int dpms_mode;
    439	uint8_t backlight_level;
    440	int panel_mode;
    441	struct radeon_afmt *afmt;
    442	struct r600_audio_pin *pin;
    443	int active_mst_links;
    444};
    445
    446struct radeon_encoder_atom_dac {
    447	enum radeon_tv_std tv_std;
    448};
    449
    450struct radeon_encoder_mst {
    451	int crtc;
    452	struct radeon_encoder *primary;
    453	struct radeon_connector *connector;
    454	struct drm_dp_mst_port *port;
    455	int pbn;
    456	int fe;
    457	bool fe_from_be;
    458	bool enc_active;
    459};
    460
    461struct radeon_encoder {
    462	struct drm_encoder base;
    463	uint32_t encoder_enum;
    464	uint32_t encoder_id;
    465	uint32_t devices;
    466	uint32_t active_device;
    467	uint32_t flags;
    468	uint32_t pixel_clock;
    469	enum radeon_rmx_type rmx_type;
    470	enum radeon_underscan_type underscan_type;
    471	uint32_t underscan_hborder;
    472	uint32_t underscan_vborder;
    473	struct drm_display_mode native_mode;
    474	void *enc_priv;
    475	int audio_polling_active;
    476	bool is_ext_encoder;
    477	u16 caps;
    478	struct radeon_audio_funcs *audio;
    479	enum radeon_output_csc output_csc;
    480	bool can_mst;
    481	uint32_t offset;
    482	bool is_mst_encoder;
    483	/* front end for this mst encoder */
    484};
    485
    486struct radeon_connector_atom_dig {
    487	uint32_t igp_lane_info;
    488	/* displayport */
    489	u8 dpcd[DP_RECEIVER_CAP_SIZE];
    490	u8 dp_sink_type;
    491	int dp_clock;
    492	int dp_lane_count;
    493	bool edp_on;
    494	bool is_mst;
    495};
    496
    497struct radeon_gpio_rec {
    498	bool valid;
    499	u8 id;
    500	u32 reg;
    501	u32 mask;
    502	u32 shift;
    503};
    504
    505struct radeon_hpd {
    506	enum radeon_hpd_id hpd;
    507	u8 plugged_state;
    508	struct radeon_gpio_rec gpio;
    509};
    510
    511struct radeon_router {
    512	u32 router_id;
    513	struct radeon_i2c_bus_rec i2c_info;
    514	u8 i2c_addr;
    515	/* i2c mux */
    516	bool ddc_valid;
    517	u8 ddc_mux_type;
    518	u8 ddc_mux_control_pin;
    519	u8 ddc_mux_state;
    520	/* clock/data mux */
    521	bool cd_valid;
    522	u8 cd_mux_type;
    523	u8 cd_mux_control_pin;
    524	u8 cd_mux_state;
    525};
    526
    527enum radeon_connector_audio {
    528	RADEON_AUDIO_DISABLE = 0,
    529	RADEON_AUDIO_ENABLE = 1,
    530	RADEON_AUDIO_AUTO = 2
    531};
    532
    533enum radeon_connector_dither {
    534	RADEON_FMT_DITHER_DISABLE = 0,
    535	RADEON_FMT_DITHER_ENABLE = 1,
    536};
    537
    538struct stream_attribs {
    539	uint16_t fe;
    540	uint16_t slots;
    541};
    542
    543struct radeon_connector {
    544	struct drm_connector base;
    545	uint32_t connector_id;
    546	uint32_t devices;
    547	struct radeon_i2c_chan *ddc_bus;
    548	/* some systems have an hdmi and vga port with a shared ddc line */
    549	bool shared_ddc;
    550	bool use_digital;
    551	/* we need to mind the EDID between detect
    552	   and get modes due to analog/digital/tvencoder */
    553	struct edid *edid;
    554	void *con_priv;
    555	bool dac_load_detect;
    556	bool detected_by_load; /* if the connection status was determined by load */
    557	bool detected_hpd_without_ddc; /* if an HPD signal was detected on DVI, but ddc probing failed */
    558	uint16_t connector_object_id;
    559	struct radeon_hpd hpd;
    560	struct radeon_router router;
    561	struct radeon_i2c_chan *router_bus;
    562	enum radeon_connector_audio audio;
    563	enum radeon_connector_dither dither;
    564	int pixelclock_for_modeset;
    565	bool is_mst_connector;
    566	struct radeon_connector *mst_port;
    567	struct drm_dp_mst_port *port;
    568	struct drm_dp_mst_topology_mgr mst_mgr;
    569
    570	struct radeon_encoder *mst_encoder;
    571	struct stream_attribs cur_stream_attribs[6];
    572	int enabled_attribs;
    573};
    574
    575#define ENCODER_MODE_IS_DP(em) (((em) == ATOM_ENCODER_MODE_DP) || \
    576				((em) == ATOM_ENCODER_MODE_DP_MST))
    577
    578struct atom_clock_dividers {
    579	u32 post_div;
    580	union {
    581		struct {
    582#ifdef __BIG_ENDIAN
    583			u32 reserved : 6;
    584			u32 whole_fb_div : 12;
    585			u32 frac_fb_div : 14;
    586#else
    587			u32 frac_fb_div : 14;
    588			u32 whole_fb_div : 12;
    589			u32 reserved : 6;
    590#endif
    591		};
    592		u32 fb_div;
    593	};
    594	u32 ref_div;
    595	bool enable_post_div;
    596	bool enable_dithen;
    597	u32 vco_mode;
    598	u32 real_clock;
    599	/* added for CI */
    600	u32 post_divider;
    601	u32 flags;
    602};
    603
    604struct atom_mpll_param {
    605	union {
    606		struct {
    607#ifdef __BIG_ENDIAN
    608			u32 reserved : 8;
    609			u32 clkfrac : 12;
    610			u32 clkf : 12;
    611#else
    612			u32 clkf : 12;
    613			u32 clkfrac : 12;
    614			u32 reserved : 8;
    615#endif
    616		};
    617		u32 fb_div;
    618	};
    619	u32 post_div;
    620	u32 bwcntl;
    621	u32 dll_speed;
    622	u32 vco_mode;
    623	u32 yclk_sel;
    624	u32 qdr;
    625	u32 half_rate;
    626};
    627
    628#define MEM_TYPE_GDDR5  0x50
    629#define MEM_TYPE_GDDR4  0x40
    630#define MEM_TYPE_GDDR3  0x30
    631#define MEM_TYPE_DDR2   0x20
    632#define MEM_TYPE_GDDR1  0x10
    633#define MEM_TYPE_DDR3   0xb0
    634#define MEM_TYPE_MASK   0xf0
    635
    636struct atom_memory_info {
    637	u8 mem_vendor;
    638	u8 mem_type;
    639};
    640
    641#define MAX_AC_TIMING_ENTRIES 16
    642
    643struct atom_memory_clock_range_table
    644{
    645	u8 num_entries;
    646	u8 rsv[3];
    647	u32 mclk[MAX_AC_TIMING_ENTRIES];
    648};
    649
    650#define VBIOS_MC_REGISTER_ARRAY_SIZE 32
    651#define VBIOS_MAX_AC_TIMING_ENTRIES 20
    652
    653struct atom_mc_reg_entry {
    654	u32 mclk_max;
    655	u32 mc_data[VBIOS_MC_REGISTER_ARRAY_SIZE];
    656};
    657
    658struct atom_mc_register_address {
    659	u16 s1;
    660	u8 pre_reg_data;
    661};
    662
    663struct atom_mc_reg_table {
    664	u8 last;
    665	u8 num_entries;
    666	struct atom_mc_reg_entry mc_reg_table_entry[VBIOS_MAX_AC_TIMING_ENTRIES];
    667	struct atom_mc_register_address mc_reg_address[VBIOS_MC_REGISTER_ARRAY_SIZE];
    668};
    669
    670#define MAX_VOLTAGE_ENTRIES 32
    671
    672struct atom_voltage_table_entry
    673{
    674	u16 value;
    675	u32 smio_low;
    676};
    677
    678struct atom_voltage_table
    679{
    680	u32 count;
    681	u32 mask_low;
    682	u32 phase_delay;
    683	struct atom_voltage_table_entry entries[MAX_VOLTAGE_ENTRIES];
    684};
    685
    686/* Driver internal use only flags of radeon_get_crtc_scanoutpos() */
    687#define DRM_SCANOUTPOS_VALID        (1 << 0)
    688#define DRM_SCANOUTPOS_IN_VBLANK    (1 << 1)
    689#define DRM_SCANOUTPOS_ACCURATE     (1 << 2)
    690#define USE_REAL_VBLANKSTART 		(1 << 30)
    691#define GET_DISTANCE_TO_VBLANKSTART	(1 << 31)
    692
    693extern void
    694radeon_add_atom_connector(struct drm_device *dev,
    695			  uint32_t connector_id,
    696			  uint32_t supported_device,
    697			  int connector_type,
    698			  struct radeon_i2c_bus_rec *i2c_bus,
    699			  uint32_t igp_lane_info,
    700			  uint16_t connector_object_id,
    701			  struct radeon_hpd *hpd,
    702			  struct radeon_router *router);
    703extern void
    704radeon_add_legacy_connector(struct drm_device *dev,
    705			    uint32_t connector_id,
    706			    uint32_t supported_device,
    707			    int connector_type,
    708			    struct radeon_i2c_bus_rec *i2c_bus,
    709			    uint16_t connector_object_id,
    710			    struct radeon_hpd *hpd);
    711extern uint32_t
    712radeon_get_encoder_enum(struct drm_device *dev, uint32_t supported_device,
    713			uint8_t dac);
    714extern void radeon_link_encoder_connector(struct drm_device *dev);
    715
    716extern enum radeon_tv_std
    717radeon_combios_get_tv_info(struct radeon_device *rdev);
    718extern enum radeon_tv_std
    719radeon_atombios_get_tv_info(struct radeon_device *rdev);
    720extern void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
    721						 u16 *vddc, u16 *vddci, u16 *mvdd);
    722
    723extern void
    724radeon_combios_connected_scratch_regs(struct drm_connector *connector,
    725				      struct drm_encoder *encoder,
    726				      bool connected);
    727extern void
    728radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
    729				       struct drm_encoder *encoder,
    730				       bool connected);
    731
    732extern struct drm_connector *
    733radeon_get_connector_for_encoder(struct drm_encoder *encoder);
    734extern struct drm_connector *
    735radeon_get_connector_for_encoder_init(struct drm_encoder *encoder);
    736extern bool radeon_dig_monitor_is_duallink(struct drm_encoder *encoder,
    737				    u32 pixel_clock);
    738
    739extern u16 radeon_encoder_get_dp_bridge_encoder_id(struct drm_encoder *encoder);
    740extern u16 radeon_connector_encoder_get_dp_bridge_encoder_id(struct drm_connector *connector);
    741extern bool radeon_connector_is_dp12_capable(struct drm_connector *connector);
    742extern int radeon_get_monitor_bpc(struct drm_connector *connector);
    743
    744extern struct edid *radeon_connector_edid(struct drm_connector *connector);
    745
    746extern void radeon_connector_hotplug(struct drm_connector *connector);
    747extern int radeon_dp_mode_valid_helper(struct drm_connector *connector,
    748				       struct drm_display_mode *mode);
    749extern void radeon_dp_set_link_config(struct drm_connector *connector,
    750				      const struct drm_display_mode *mode);
    751extern void radeon_dp_link_train(struct drm_encoder *encoder,
    752				 struct drm_connector *connector);
    753extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
    754extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
    755extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
    756extern int radeon_dp_get_panel_mode(struct drm_encoder *encoder,
    757				    struct drm_connector *connector);
    758extern void radeon_dp_set_rx_power_state(struct drm_connector *connector,
    759					 u8 power_state);
    760extern void radeon_dp_aux_init(struct radeon_connector *radeon_connector);
    761extern ssize_t
    762radeon_dp_aux_transfer_native(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg);
    763
    764extern void atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode);
    765extern void atombios_dig_encoder_setup2(struct drm_encoder *encoder, int action, int panel_mode, int enc_override);
    766extern void radeon_atom_encoder_init(struct radeon_device *rdev);
    767extern void radeon_atom_disp_eng_pll_init(struct radeon_device *rdev);
    768extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
    769					   int action, uint8_t lane_num,
    770					   uint8_t lane_set);
    771extern void atombios_dig_transmitter_setup2(struct drm_encoder *encoder,
    772					    int action, uint8_t lane_num,
    773					    uint8_t lane_set, int fe);
    774extern void atombios_set_mst_encoder_crtc_source(struct drm_encoder *encoder,
    775						 int fe);
    776extern void radeon_atom_ext_encoder_setup_ddc(struct drm_encoder *encoder);
    777extern struct drm_encoder *radeon_get_external_encoder(struct drm_encoder *encoder);
    778void radeon_atom_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le);
    779
    780extern void radeon_i2c_init(struct radeon_device *rdev);
    781extern void radeon_i2c_fini(struct radeon_device *rdev);
    782extern void radeon_combios_i2c_init(struct radeon_device *rdev);
    783extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
    784extern void radeon_i2c_add(struct radeon_device *rdev,
    785			   struct radeon_i2c_bus_rec *rec,
    786			   const char *name);
    787extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
    788						 struct radeon_i2c_bus_rec *i2c_bus);
    789extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev,
    790						 struct radeon_i2c_bus_rec *rec,
    791						 const char *name);
    792extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c);
    793extern void radeon_i2c_get_byte(struct radeon_i2c_chan *i2c_bus,
    794				u8 slave_addr,
    795				u8 addr,
    796				u8 *val);
    797extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
    798				u8 slave_addr,
    799				u8 addr,
    800				u8 val);
    801extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
    802extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
    803extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool use_aux);
    804
    805extern bool radeon_atombios_get_ppll_ss_info(struct radeon_device *rdev,
    806					     struct radeon_atom_ss *ss,
    807					     int id);
    808extern bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
    809					     struct radeon_atom_ss *ss,
    810					     int id, u32 clock);
    811extern struct radeon_gpio_rec radeon_atombios_lookup_gpio(struct radeon_device *rdev,
    812							  u8 id);
    813
    814extern void radeon_compute_pll_legacy(struct radeon_pll *pll,
    815				      uint64_t freq,
    816				      uint32_t *dot_clock_p,
    817				      uint32_t *fb_div_p,
    818				      uint32_t *frac_fb_div_p,
    819				      uint32_t *ref_div_p,
    820				      uint32_t *post_div_p);
    821
    822extern void radeon_compute_pll_avivo(struct radeon_pll *pll,
    823				     u32 freq,
    824				     u32 *dot_clock_p,
    825				     u32 *fb_div_p,
    826				     u32 *frac_fb_div_p,
    827				     u32 *ref_div_p,
    828				     u32 *post_div_p);
    829
    830extern void radeon_setup_encoder_clones(struct drm_device *dev);
    831
    832struct drm_encoder *radeon_encoder_legacy_lvds_add(struct drm_device *dev, int bios_index);
    833struct drm_encoder *radeon_encoder_legacy_primary_dac_add(struct drm_device *dev, int bios_index, int with_tv);
    834struct drm_encoder *radeon_encoder_legacy_tv_dac_add(struct drm_device *dev, int bios_index, int with_tv);
    835struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, int bios_index);
    836struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
    837extern void atombios_dvo_setup(struct drm_encoder *encoder, int action);
    838extern void atombios_digital_setup(struct drm_encoder *encoder, int action);
    839extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
    840extern bool atombios_set_edp_panel_power(struct drm_connector *connector, int action);
    841extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
    842extern bool radeon_encoder_is_digital(struct drm_encoder *encoder);
    843
    844extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
    845extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
    846				   struct drm_framebuffer *old_fb);
    847extern int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
    848					 struct drm_framebuffer *fb,
    849					 int x, int y,
    850					 enum mode_set_atomic state);
    851extern int atombios_crtc_mode_set(struct drm_crtc *crtc,
    852				   struct drm_display_mode *mode,
    853				   struct drm_display_mode *adjusted_mode,
    854				   int x, int y,
    855				   struct drm_framebuffer *old_fb);
    856extern void atombios_crtc_dpms(struct drm_crtc *crtc, int mode);
    857
    858extern int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
    859				 struct drm_framebuffer *old_fb);
    860extern int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
    861				       struct drm_framebuffer *fb,
    862				       int x, int y,
    863				       enum mode_set_atomic state);
    864extern int radeon_crtc_do_set_base(struct drm_crtc *crtc,
    865				   struct drm_framebuffer *fb,
    866				   int x, int y, int atomic);
    867extern int radeon_crtc_cursor_set2(struct drm_crtc *crtc,
    868				   struct drm_file *file_priv,
    869				   uint32_t handle,
    870				   uint32_t width,
    871				   uint32_t height,
    872				   int32_t hot_x,
    873				   int32_t hot_y);
    874extern int radeon_crtc_cursor_move(struct drm_crtc *crtc,
    875				   int x, int y);
    876extern void radeon_cursor_reset(struct drm_crtc *crtc);
    877
    878extern int radeon_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
    879				      unsigned int flags, int *vpos, int *hpos,
    880				      ktime_t *stime, ktime_t *etime,
    881				      const struct drm_display_mode *mode);
    882
    883extern bool
    884radeon_get_crtc_scanout_position(struct drm_crtc *crtc, bool in_vblank_irq,
    885				 int *vpos, int *hpos,
    886				 ktime_t *stime, ktime_t *etime,
    887				 const struct drm_display_mode *mode);
    888
    889extern bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev);
    890extern struct edid *
    891radeon_bios_get_hardcoded_edid(struct radeon_device *rdev);
    892extern bool radeon_atom_get_clock_info(struct drm_device *dev);
    893extern bool radeon_combios_get_clock_info(struct drm_device *dev);
    894extern struct radeon_encoder_atom_dig *
    895radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
    896extern bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
    897					  struct radeon_encoder_int_tmds *tmds);
    898extern bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
    899						     struct radeon_encoder_int_tmds *tmds);
    900extern bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
    901						   struct radeon_encoder_int_tmds *tmds);
    902extern bool radeon_legacy_get_ext_tmds_info_from_combios(struct radeon_encoder *encoder,
    903							 struct radeon_encoder_ext_tmds *tmds);
    904extern bool radeon_legacy_get_ext_tmds_info_from_table(struct radeon_encoder *encoder,
    905						       struct radeon_encoder_ext_tmds *tmds);
    906extern struct radeon_encoder_primary_dac *
    907radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
    908extern struct radeon_encoder_tv_dac *
    909radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
    910extern struct radeon_encoder_lvds *
    911radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
    912extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
    913extern struct radeon_encoder_tv_dac *
    914radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
    915extern struct radeon_encoder_primary_dac *
    916radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder);
    917extern bool radeon_combios_external_tmds_setup(struct drm_encoder *encoder);
    918extern void radeon_external_tmds_setup(struct drm_encoder *encoder);
    919extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
    920extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
    921extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
    922extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
    923extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
    924extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
    925extern void
    926radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
    927extern void
    928radeon_atombios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
    929extern void
    930radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
    931extern void
    932radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
    933int radeon_framebuffer_init(struct drm_device *dev,
    934			     struct drm_framebuffer *rfb,
    935			     const struct drm_mode_fb_cmd2 *mode_cmd,
    936			     struct drm_gem_object *obj);
    937
    938int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb);
    939bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev);
    940bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev);
    941void radeon_atombios_init_crtc(struct drm_device *dev,
    942			       struct radeon_crtc *radeon_crtc);
    943void radeon_legacy_init_crtc(struct drm_device *dev,
    944			     struct radeon_crtc *radeon_crtc);
    945
    946void radeon_get_clock_info(struct drm_device *dev);
    947
    948extern bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev);
    949extern bool radeon_get_atom_connector_info_from_supported_devices_table(struct drm_device *dev);
    950
    951void radeon_enc_destroy(struct drm_encoder *encoder);
    952void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
    953void radeon_combios_asic_init(struct drm_device *dev);
    954bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
    955					const struct drm_display_mode *mode,
    956					struct drm_display_mode *adjusted_mode);
    957void radeon_panel_mode_fixup(struct drm_encoder *encoder,
    958			     struct drm_display_mode *adjusted_mode);
    959void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
    960
    961/* legacy tv */
    962void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
    963				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
    964				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
    965void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
    966				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
    967				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
    968void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
    969				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
    970				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
    971void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
    972			       struct drm_display_mode *mode,
    973			       struct drm_display_mode *adjusted_mode);
    974
    975/* fmt blocks */
    976void avivo_program_fmt(struct drm_encoder *encoder);
    977void dce3_program_fmt(struct drm_encoder *encoder);
    978void dce4_program_fmt(struct drm_encoder *encoder);
    979void dce8_program_fmt(struct drm_encoder *encoder);
    980
    981/* fbdev layer */
    982int radeon_fbdev_init(struct radeon_device *rdev);
    983void radeon_fbdev_fini(struct radeon_device *rdev);
    984void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state);
    985bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj);
    986
    987void radeon_crtc_handle_vblank(struct radeon_device *rdev, int crtc_id);
    988
    989void radeon_crtc_handle_flip(struct radeon_device *rdev, int crtc_id);
    990
    991int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled);
    992
    993/* mst */
    994int radeon_dp_mst_init(struct radeon_connector *radeon_connector);
    995int radeon_dp_mst_probe(struct radeon_connector *radeon_connector);
    996int radeon_dp_mst_check_status(struct radeon_connector *radeon_connector);
    997void radeon_mst_debugfs_init(struct radeon_device *rdev);
    998void radeon_dp_mst_prepare_pll(struct drm_crtc *crtc, struct drm_display_mode *mode);
    999
   1000void radeon_setup_mst_connector(struct drm_device *dev);
   1001
   1002int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder, int fe_idx);
   1003void radeon_atom_release_dig_encoder(struct radeon_device *rdev, int enc_idx);
   1004#endif