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      1 /*	$NetBSD: amdgpu_command_table_helper_dce80.c,v 1.2 2021/12/18 23:45:01 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2012-15 Advanced Micro Devices, 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  * Authors: AMD
     25  *
     26  */
     27 
     28 #include <sys/cdefs.h>
     29 __KERNEL_RCSID(0, "$NetBSD: amdgpu_command_table_helper_dce80.c,v 1.2 2021/12/18 23:45:01 riastradh Exp $");
     30 
     31 #include "dm_services.h"
     32 
     33 #include "atom.h"
     34 
     35 #include "include/grph_object_id.h"
     36 #include "include/grph_object_defs.h"
     37 #include "include/bios_parser_types.h"
     38 
     39 #include "../command_table_helper.h"
     40 
     41 static uint8_t encoder_action_to_atom(enum bp_encoder_control_action action)
     42 {
     43 	uint8_t atom_action = 0;
     44 
     45 	switch (action) {
     46 	case ENCODER_CONTROL_ENABLE:
     47 		atom_action = ATOM_ENABLE;
     48 		break;
     49 	case ENCODER_CONTROL_DISABLE:
     50 		atom_action = ATOM_DISABLE;
     51 		break;
     52 	case ENCODER_CONTROL_SETUP:
     53 		atom_action = ATOM_ENCODER_CMD_SETUP;
     54 		break;
     55 	case ENCODER_CONTROL_INIT:
     56 		atom_action = ATOM_ENCODER_INIT;
     57 		break;
     58 	default:
     59 		BREAK_TO_DEBUGGER(); /* Unhandle action in driver.!! */
     60 		break;
     61 	}
     62 
     63 	return atom_action;
     64 }
     65 
     66 static bool engine_bp_to_atom(enum engine_id id, uint32_t *atom_engine_id)
     67 {
     68 	bool result = false;
     69 
     70 	if (atom_engine_id != NULL)
     71 		switch (id) {
     72 		case ENGINE_ID_DIGA:
     73 			*atom_engine_id = ASIC_INT_DIG1_ENCODER_ID;
     74 			result = true;
     75 			break;
     76 		case ENGINE_ID_DIGB:
     77 			*atom_engine_id = ASIC_INT_DIG2_ENCODER_ID;
     78 			result = true;
     79 			break;
     80 		case ENGINE_ID_DIGC:
     81 			*atom_engine_id = ASIC_INT_DIG3_ENCODER_ID;
     82 			result = true;
     83 			break;
     84 		case ENGINE_ID_DIGD:
     85 			*atom_engine_id = ASIC_INT_DIG4_ENCODER_ID;
     86 			result = true;
     87 			break;
     88 		case ENGINE_ID_DIGE:
     89 			*atom_engine_id = ASIC_INT_DIG5_ENCODER_ID;
     90 			result = true;
     91 			break;
     92 		case ENGINE_ID_DIGF:
     93 			*atom_engine_id = ASIC_INT_DIG6_ENCODER_ID;
     94 			result = true;
     95 			break;
     96 		case ENGINE_ID_DIGG:
     97 			*atom_engine_id = ASIC_INT_DIG7_ENCODER_ID;
     98 			result = true;
     99 			break;
    100 		case ENGINE_ID_DACA:
    101 			*atom_engine_id = ASIC_INT_DAC1_ENCODER_ID;
    102 			result = true;
    103 			break;
    104 		default:
    105 			break;
    106 		}
    107 
    108 	return result;
    109 }
    110 
    111 static bool clock_source_id_to_atom(
    112 	enum clock_source_id id,
    113 	uint32_t *atom_pll_id)
    114 {
    115 	bool result = true;
    116 
    117 	if (atom_pll_id != NULL)
    118 		switch (id) {
    119 		case CLOCK_SOURCE_ID_PLL0:
    120 			*atom_pll_id = ATOM_PPLL0;
    121 			break;
    122 		case CLOCK_SOURCE_ID_PLL1:
    123 			*atom_pll_id = ATOM_PPLL1;
    124 			break;
    125 		case CLOCK_SOURCE_ID_PLL2:
    126 			*atom_pll_id = ATOM_PPLL2;
    127 			break;
    128 		case CLOCK_SOURCE_ID_EXTERNAL:
    129 			*atom_pll_id = ATOM_PPLL_INVALID;
    130 			break;
    131 		case CLOCK_SOURCE_ID_DFS:
    132 			*atom_pll_id = ATOM_EXT_PLL1;
    133 			break;
    134 		case CLOCK_SOURCE_ID_VCE:
    135 			/* for VCE encoding,
    136 			 * we need to pass in ATOM_PPLL_INVALID
    137 			 */
    138 			*atom_pll_id = ATOM_PPLL_INVALID;
    139 			break;
    140 		case CLOCK_SOURCE_ID_DP_DTO:
    141 			/* When programming DP DTO PLL ID should be invalid */
    142 			*atom_pll_id = ATOM_PPLL_INVALID;
    143 			break;
    144 		case CLOCK_SOURCE_ID_UNDEFINED:
    145 			BREAK_TO_DEBUGGER(); /* check when this will happen! */
    146 			*atom_pll_id = ATOM_PPLL_INVALID;
    147 			result = false;
    148 			break;
    149 		default:
    150 			result = false;
    151 			break;
    152 		}
    153 
    154 	return result;
    155 }
    156 
    157 static uint8_t clock_source_id_to_atom_phy_clk_src_id(
    158 		enum clock_source_id id)
    159 {
    160 	uint8_t atom_phy_clk_src_id = 0;
    161 
    162 	switch (id) {
    163 	case CLOCK_SOURCE_ID_PLL0:
    164 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P0PLL;
    165 		break;
    166 	case CLOCK_SOURCE_ID_PLL1:
    167 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P1PLL;
    168 		break;
    169 	case CLOCK_SOURCE_ID_PLL2:
    170 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P2PLL;
    171 		break;
    172 	case CLOCK_SOURCE_ID_EXTERNAL:
    173 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_REFCLK_SRC_EXT;
    174 		break;
    175 	default:
    176 		atom_phy_clk_src_id = ATOM_TRANSMITTER_CONFIG_V5_P1PLL;
    177 		break;
    178 	}
    179 
    180 	return atom_phy_clk_src_id >> 2;
    181 }
    182 
    183 static uint8_t signal_type_to_atom_dig_mode(enum signal_type s)
    184 {
    185 	uint8_t atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP;
    186 
    187 	switch (s) {
    188 	case SIGNAL_TYPE_DISPLAY_PORT:
    189 	case SIGNAL_TYPE_EDP:
    190 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP;
    191 		break;
    192 	case SIGNAL_TYPE_LVDS:
    193 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_LVDS;
    194 		break;
    195 	case SIGNAL_TYPE_DVI_SINGLE_LINK:
    196 	case SIGNAL_TYPE_DVI_DUAL_LINK:
    197 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DVI;
    198 		break;
    199 	case SIGNAL_TYPE_HDMI_TYPE_A:
    200 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_HDMI;
    201 		break;
    202 	case SIGNAL_TYPE_DISPLAY_PORT_MST:
    203 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DP_MST;
    204 		break;
    205 	default:
    206 		atom_dig_mode = ATOM_TRANSMITTER_DIGMODE_V5_DVI;
    207 		break;
    208 	}
    209 
    210 	return atom_dig_mode;
    211 }
    212 
    213 static uint8_t hpd_sel_to_atom(enum hpd_source_id id)
    214 {
    215 	uint8_t atom_hpd_sel = 0;
    216 
    217 	switch (id) {
    218 	case HPD_SOURCEID1:
    219 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD1_SEL;
    220 		break;
    221 	case HPD_SOURCEID2:
    222 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD2_SEL;
    223 		break;
    224 	case HPD_SOURCEID3:
    225 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD3_SEL;
    226 		break;
    227 	case HPD_SOURCEID4:
    228 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD4_SEL;
    229 		break;
    230 	case HPD_SOURCEID5:
    231 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD5_SEL;
    232 		break;
    233 	case HPD_SOURCEID6:
    234 		atom_hpd_sel = ATOM_TRANSMITTER_CONFIG_V5_HPD6_SEL;
    235 		break;
    236 	case HPD_SOURCEID_UNKNOWN:
    237 	default:
    238 		atom_hpd_sel = 0;
    239 		break;
    240 	}
    241 	return atom_hpd_sel >> 4;
    242 }
    243 
    244 static uint8_t dig_encoder_sel_to_atom(enum engine_id id)
    245 {
    246 	uint8_t atom_dig_encoder_sel = 0;
    247 
    248 	switch (id) {
    249 	case ENGINE_ID_DIGA:
    250 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGA_SEL;
    251 		break;
    252 	case ENGINE_ID_DIGB:
    253 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGB_SEL;
    254 		break;
    255 	case ENGINE_ID_DIGC:
    256 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGC_SEL;
    257 		break;
    258 	case ENGINE_ID_DIGD:
    259 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGD_SEL;
    260 		break;
    261 	case ENGINE_ID_DIGE:
    262 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGE_SEL;
    263 		break;
    264 	case ENGINE_ID_DIGF:
    265 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGF_SEL;
    266 		break;
    267 	case ENGINE_ID_DIGG:
    268 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGG_SEL;
    269 		break;
    270 	default:
    271 		atom_dig_encoder_sel = ATOM_TRANMSITTER_V5__DIGA_SEL;
    272 		break;
    273 	}
    274 
    275 	return atom_dig_encoder_sel;
    276 }
    277 
    278 static uint8_t phy_id_to_atom(enum transmitter t)
    279 {
    280 	uint8_t atom_phy_id;
    281 
    282 	switch (t) {
    283 	case TRANSMITTER_UNIPHY_A:
    284 		atom_phy_id = ATOM_PHY_ID_UNIPHYA;
    285 		break;
    286 	case TRANSMITTER_UNIPHY_B:
    287 		atom_phy_id = ATOM_PHY_ID_UNIPHYB;
    288 		break;
    289 	case TRANSMITTER_UNIPHY_C:
    290 		atom_phy_id = ATOM_PHY_ID_UNIPHYC;
    291 		break;
    292 	case TRANSMITTER_UNIPHY_D:
    293 		atom_phy_id = ATOM_PHY_ID_UNIPHYD;
    294 		break;
    295 	case TRANSMITTER_UNIPHY_E:
    296 		atom_phy_id = ATOM_PHY_ID_UNIPHYE;
    297 		break;
    298 	case TRANSMITTER_UNIPHY_F:
    299 		atom_phy_id = ATOM_PHY_ID_UNIPHYF;
    300 		break;
    301 	case TRANSMITTER_UNIPHY_G:
    302 		atom_phy_id = ATOM_PHY_ID_UNIPHYG;
    303 		break;
    304 	default:
    305 		atom_phy_id = ATOM_PHY_ID_UNIPHYA;
    306 		break;
    307 	}
    308 	return atom_phy_id;
    309 }
    310 
    311 static uint8_t disp_power_gating_action_to_atom(
    312 	enum bp_pipe_control_action action)
    313 {
    314 	uint8_t atom_pipe_action = 0;
    315 
    316 	switch (action) {
    317 	case ASIC_PIPE_DISABLE:
    318 		atom_pipe_action = ATOM_DISABLE;
    319 		break;
    320 	case ASIC_PIPE_ENABLE:
    321 		atom_pipe_action = ATOM_ENABLE;
    322 		break;
    323 	case ASIC_PIPE_INIT:
    324 		atom_pipe_action = ATOM_INIT;
    325 		break;
    326 	default:
    327 		BREAK_TO_DEBUGGER(); /* Unhandle action in driver! */
    328 		break;
    329 	}
    330 
    331 	return atom_pipe_action;
    332 }
    333 
    334 static const struct command_table_helper command_table_helper_funcs = {
    335 	.controller_id_to_atom = dal_cmd_table_helper_controller_id_to_atom,
    336 	.encoder_action_to_atom = encoder_action_to_atom,
    337 	.engine_bp_to_atom = engine_bp_to_atom,
    338 	.clock_source_id_to_atom = clock_source_id_to_atom,
    339 	.clock_source_id_to_atom_phy_clk_src_id =
    340 		clock_source_id_to_atom_phy_clk_src_id,
    341 	.signal_type_to_atom_dig_mode = signal_type_to_atom_dig_mode,
    342 	.hpd_sel_to_atom = hpd_sel_to_atom,
    343 	.dig_encoder_sel_to_atom = dig_encoder_sel_to_atom,
    344 	.phy_id_to_atom = phy_id_to_atom,
    345 	.disp_power_gating_action_to_atom = disp_power_gating_action_to_atom,
    346 	.assign_control_parameter =
    347 		dal_cmd_table_helper_assign_control_parameter,
    348 	.clock_source_id_to_ref_clk_src =
    349 		dal_cmd_table_helper_clock_source_id_to_ref_clk_src,
    350 	.transmitter_bp_to_atom = dal_cmd_table_helper_transmitter_bp_to_atom,
    351 	.encoder_id_to_atom = dal_cmd_table_helper_encoder_id_to_atom,
    352 	.encoder_mode_bp_to_atom =
    353 		dal_cmd_table_helper_encoder_mode_bp_to_atom,
    354 };
    355 
    356 const struct command_table_helper *dal_cmd_tbl_helper_dce80_get_table(void)
    357 {
    358 	return &command_table_helper_funcs;
    359 }
    360