1 /* 2 * Copyright 2012-15 Advanced Micro Devices, Inc. 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 shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #include "dm_services.h" 27 28 #include "include/logger_interface.h" 29 30 #include "../dce110/irq_service_dce110.h" 31 32 #include "dcn/dcn_1_0_offset.h" 33 #include "dcn/dcn_1_0_sh_mask.h" 34 #include "soc15_hw_ip.h" 35 #include "vega10_ip_offset.h" 36 37 #include "irq_service_dcn10.h" 38 39 #include "ivsrcid/dcn/irqsrcs_dcn_1_0.h" 40 41 static enum dc_irq_source to_dal_irq_source_dcn10(struct irq_service *irq_service, 42 uint32_t src_id, 43 uint32_t ext_id) 44 { 45 switch (src_id) { 46 case DCN_1_0__SRCID__DC_D1_OTG_VSTARTUP: 47 return DC_IRQ_SOURCE_VBLANK1; 48 case DCN_1_0__SRCID__DC_D2_OTG_VSTARTUP: 49 return DC_IRQ_SOURCE_VBLANK2; 50 case DCN_1_0__SRCID__DC_D3_OTG_VSTARTUP: 51 return DC_IRQ_SOURCE_VBLANK3; 52 case DCN_1_0__SRCID__DC_D4_OTG_VSTARTUP: 53 return DC_IRQ_SOURCE_VBLANK4; 54 case DCN_1_0__SRCID__DC_D5_OTG_VSTARTUP: 55 return DC_IRQ_SOURCE_VBLANK5; 56 case DCN_1_0__SRCID__DC_D6_OTG_VSTARTUP: 57 return DC_IRQ_SOURCE_VBLANK6; 58 case DCN_1_0__SRCID__OTG1_VERTICAL_INTERRUPT0_CONTROL: 59 return DC_IRQ_SOURCE_DC1_VLINE0; 60 case DCN_1_0__SRCID__OTG2_VERTICAL_INTERRUPT0_CONTROL: 61 return DC_IRQ_SOURCE_DC2_VLINE0; 62 case DCN_1_0__SRCID__OTG3_VERTICAL_INTERRUPT0_CONTROL: 63 return DC_IRQ_SOURCE_DC3_VLINE0; 64 case DCN_1_0__SRCID__OTG4_VERTICAL_INTERRUPT0_CONTROL: 65 return DC_IRQ_SOURCE_DC4_VLINE0; 66 case DCN_1_0__SRCID__OTG5_VERTICAL_INTERRUPT0_CONTROL: 67 return DC_IRQ_SOURCE_DC5_VLINE0; 68 case DCN_1_0__SRCID__OTG6_VERTICAL_INTERRUPT0_CONTROL: 69 return DC_IRQ_SOURCE_DC6_VLINE0; 70 case DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT: 71 return DC_IRQ_SOURCE_VUPDATE1; 72 case DCN_1_0__SRCID__OTG1_IHC_V_UPDATE_NO_LOCK_INTERRUPT: 73 return DC_IRQ_SOURCE_VUPDATE2; 74 case DCN_1_0__SRCID__OTG2_IHC_V_UPDATE_NO_LOCK_INTERRUPT: 75 return DC_IRQ_SOURCE_VUPDATE3; 76 case DCN_1_0__SRCID__OTG3_IHC_V_UPDATE_NO_LOCK_INTERRUPT: 77 return DC_IRQ_SOURCE_VUPDATE4; 78 case DCN_1_0__SRCID__OTG4_IHC_V_UPDATE_NO_LOCK_INTERRUPT: 79 return DC_IRQ_SOURCE_VUPDATE5; 80 case DCN_1_0__SRCID__OTG5_IHC_V_UPDATE_NO_LOCK_INTERRUPT: 81 return DC_IRQ_SOURCE_VUPDATE6; 82 case DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT: 83 return DC_IRQ_SOURCE_PFLIP1; 84 case DCN_1_0__SRCID__HUBP1_FLIP_INTERRUPT: 85 return DC_IRQ_SOURCE_PFLIP2; 86 case DCN_1_0__SRCID__HUBP2_FLIP_INTERRUPT: 87 return DC_IRQ_SOURCE_PFLIP3; 88 case DCN_1_0__SRCID__HUBP3_FLIP_INTERRUPT: 89 return DC_IRQ_SOURCE_PFLIP4; 90 case DCN_1_0__SRCID__HUBP4_FLIP_INTERRUPT: 91 return DC_IRQ_SOURCE_PFLIP5; 92 case DCN_1_0__SRCID__HUBP5_FLIP_INTERRUPT: 93 return DC_IRQ_SOURCE_PFLIP6; 94 95 case DCN_1_0__SRCID__DC_HPD1_INT: 96 /* generic src_id for all HPD and HPDRX interrupts */ 97 switch (ext_id) { 98 case DCN_1_0__CTXID__DC_HPD1_INT: 99 return DC_IRQ_SOURCE_HPD1; 100 case DCN_1_0__CTXID__DC_HPD2_INT: 101 return DC_IRQ_SOURCE_HPD2; 102 case DCN_1_0__CTXID__DC_HPD3_INT: 103 return DC_IRQ_SOURCE_HPD3; 104 case DCN_1_0__CTXID__DC_HPD4_INT: 105 return DC_IRQ_SOURCE_HPD4; 106 case DCN_1_0__CTXID__DC_HPD5_INT: 107 return DC_IRQ_SOURCE_HPD5; 108 case DCN_1_0__CTXID__DC_HPD6_INT: 109 return DC_IRQ_SOURCE_HPD6; 110 case DCN_1_0__CTXID__DC_HPD1_RX_INT: 111 return DC_IRQ_SOURCE_HPD1RX; 112 case DCN_1_0__CTXID__DC_HPD2_RX_INT: 113 return DC_IRQ_SOURCE_HPD2RX; 114 case DCN_1_0__CTXID__DC_HPD3_RX_INT: 115 return DC_IRQ_SOURCE_HPD3RX; 116 case DCN_1_0__CTXID__DC_HPD4_RX_INT: 117 return DC_IRQ_SOURCE_HPD4RX; 118 case DCN_1_0__CTXID__DC_HPD5_RX_INT: 119 return DC_IRQ_SOURCE_HPD5RX; 120 case DCN_1_0__CTXID__DC_HPD6_RX_INT: 121 return DC_IRQ_SOURCE_HPD6RX; 122 default: 123 return DC_IRQ_SOURCE_INVALID; 124 } 125 break; 126 127 default: 128 return DC_IRQ_SOURCE_INVALID; 129 } 130 } 131 132 static bool hpd_ack( 133 struct irq_service *irq_service, 134 const struct irq_source_info *info) 135 { 136 uint32_t addr = info->status_reg; 137 uint32_t value = dm_read_reg(irq_service->ctx, addr); 138 uint32_t current_status = 139 get_reg_field_value( 140 value, 141 HPD0_DC_HPD_INT_STATUS, 142 DC_HPD_SENSE_DELAYED); 143 144 dal_irq_service_ack_generic(irq_service, info); 145 146 value = dm_read_reg(irq_service->ctx, info->enable_reg); 147 148 set_reg_field_value( 149 value, 150 current_status ? 0 : 1, 151 HPD0_DC_HPD_INT_CONTROL, 152 DC_HPD_INT_POLARITY); 153 154 dm_write_reg(irq_service->ctx, info->enable_reg, value); 155 156 return true; 157 } 158 159 static const struct irq_source_info_funcs hpd_irq_info_funcs = { 160 .set = NULL, 161 .ack = hpd_ack 162 }; 163 164 static const struct irq_source_info_funcs hpd_rx_irq_info_funcs = { 165 .set = NULL, 166 .ack = NULL 167 }; 168 169 static const struct irq_source_info_funcs pflip_irq_info_funcs = { 170 .set = NULL, 171 .ack = NULL 172 }; 173 174 static const struct irq_source_info_funcs vblank_irq_info_funcs = { 175 .set = NULL, 176 .ack = NULL 177 }; 178 179 static const struct irq_source_info_funcs vline0_irq_info_funcs = { 180 .set = NULL, 181 .ack = NULL 182 }; 183 184 static const struct irq_source_info_funcs vupdate_no_lock_irq_info_funcs = { 185 .set = NULL, 186 .ack = NULL 187 }; 188 189 #define BASE_INNER(seg) \ 190 DCE_BASE__INST0_SEG ## seg 191 192 #define BASE(seg) \ 193 BASE_INNER(seg) 194 195 #define SRI(reg_name, block, id)\ 196 BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \ 197 mm ## block ## id ## _ ## reg_name 198 199 200 #define IRQ_REG_ENTRY(block, reg_num, reg1, mask1, reg2, mask2)\ 201 .enable_reg = SRI(reg1, block, reg_num),\ 202 .enable_mask = \ 203 block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK,\ 204 .enable_value = {\ 205 block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK,\ 206 ~block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK \ 207 },\ 208 .ack_reg = SRI(reg2, block, reg_num),\ 209 .ack_mask = \ 210 block ## reg_num ## _ ## reg2 ## __ ## mask2 ## _MASK,\ 211 .ack_value = \ 212 block ## reg_num ## _ ## reg2 ## __ ## mask2 ## _MASK \ 213 214 #define hpd_int_entry(reg_num)\ 215 [DC_IRQ_SOURCE_HPD1 + reg_num] = {\ 216 IRQ_REG_ENTRY(HPD, reg_num,\ 217 DC_HPD_INT_CONTROL, DC_HPD_INT_EN,\ 218 DC_HPD_INT_CONTROL, DC_HPD_INT_ACK),\ 219 .status_reg = SRI(DC_HPD_INT_STATUS, HPD, reg_num),\ 220 .funcs = &hpd_irq_info_funcs\ 221 } 222 223 #define hpd_rx_int_entry(reg_num)\ 224 [DC_IRQ_SOURCE_HPD1RX + reg_num] = {\ 225 IRQ_REG_ENTRY(HPD, reg_num,\ 226 DC_HPD_INT_CONTROL, DC_HPD_RX_INT_EN,\ 227 DC_HPD_INT_CONTROL, DC_HPD_RX_INT_ACK),\ 228 .status_reg = SRI(DC_HPD_INT_STATUS, HPD, reg_num),\ 229 .funcs = &hpd_rx_irq_info_funcs\ 230 } 231 #define pflip_int_entry(reg_num)\ 232 [DC_IRQ_SOURCE_PFLIP1 + reg_num] = {\ 233 IRQ_REG_ENTRY(HUBPREQ, reg_num,\ 234 DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_INT_MASK,\ 235 DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_CLEAR),\ 236 .funcs = &pflip_irq_info_funcs\ 237 } 238 239 /* vupdate_no_lock_int_entry maps to DC_IRQ_SOURCE_VUPDATEx, to match semantic 240 * of DCE's DC_IRQ_SOURCE_VUPDATEx. 241 */ 242 #define vupdate_no_lock_int_entry(reg_num)\ 243 [DC_IRQ_SOURCE_VUPDATE1 + reg_num] = {\ 244 IRQ_REG_ENTRY(OTG, reg_num,\ 245 OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_INT_EN,\ 246 OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_EVENT_CLEAR),\ 247 .funcs = &vupdate_no_lock_irq_info_funcs\ 248 } 249 250 #define vblank_int_entry(reg_num)\ 251 [DC_IRQ_SOURCE_VBLANK1 + reg_num] = {\ 252 IRQ_REG_ENTRY(OTG, reg_num,\ 253 OTG_GLOBAL_SYNC_STATUS, VSTARTUP_INT_EN,\ 254 OTG_GLOBAL_SYNC_STATUS, VSTARTUP_EVENT_CLEAR),\ 255 .funcs = &vblank_irq_info_funcs\ 256 } 257 258 #define vline0_int_entry(reg_num)\ 259 [DC_IRQ_SOURCE_DC1_VLINE0 + reg_num] = {\ 260 IRQ_REG_ENTRY(OTG, reg_num,\ 261 OTG_VERTICAL_INTERRUPT0_CONTROL, OTG_VERTICAL_INTERRUPT0_INT_ENABLE,\ 262 OTG_VERTICAL_INTERRUPT0_CONTROL, OTG_VERTICAL_INTERRUPT0_CLEAR),\ 263 .funcs = &vline0_irq_info_funcs\ 264 } 265 266 #define dummy_irq_entry() \ 267 {\ 268 .funcs = &dummy_irq_info_funcs\ 269 } 270 271 #define i2c_int_entry(reg_num) \ 272 [DC_IRQ_SOURCE_I2C_DDC ## reg_num] = dummy_irq_entry() 273 274 #define dp_sink_int_entry(reg_num) \ 275 [DC_IRQ_SOURCE_DPSINK ## reg_num] = dummy_irq_entry() 276 277 #define gpio_pad_int_entry(reg_num) \ 278 [DC_IRQ_SOURCE_GPIOPAD ## reg_num] = dummy_irq_entry() 279 280 #define dc_underflow_int_entry(reg_num) \ 281 [DC_IRQ_SOURCE_DC ## reg_num ## UNDERFLOW] = dummy_irq_entry() 282 283 static const struct irq_source_info_funcs dummy_irq_info_funcs = { 284 .set = dal_irq_service_dummy_set, 285 .ack = dal_irq_service_dummy_ack 286 }; 287 288 static const struct irq_source_info 289 irq_source_info_dcn10[DAL_IRQ_SOURCES_NUMBER] = { 290 [DC_IRQ_SOURCE_INVALID] = dummy_irq_entry(), 291 hpd_int_entry(0), 292 hpd_int_entry(1), 293 hpd_int_entry(2), 294 hpd_int_entry(3), 295 hpd_int_entry(4), 296 hpd_int_entry(5), 297 hpd_rx_int_entry(0), 298 hpd_rx_int_entry(1), 299 hpd_rx_int_entry(2), 300 hpd_rx_int_entry(3), 301 hpd_rx_int_entry(4), 302 hpd_rx_int_entry(5), 303 i2c_int_entry(1), 304 i2c_int_entry(2), 305 i2c_int_entry(3), 306 i2c_int_entry(4), 307 i2c_int_entry(5), 308 i2c_int_entry(6), 309 dp_sink_int_entry(1), 310 dp_sink_int_entry(2), 311 dp_sink_int_entry(3), 312 dp_sink_int_entry(4), 313 dp_sink_int_entry(5), 314 dp_sink_int_entry(6), 315 [DC_IRQ_SOURCE_TIMER] = dummy_irq_entry(), 316 pflip_int_entry(0), 317 pflip_int_entry(1), 318 pflip_int_entry(2), 319 pflip_int_entry(3), 320 [DC_IRQ_SOURCE_PFLIP5] = dummy_irq_entry(), 321 [DC_IRQ_SOURCE_PFLIP6] = dummy_irq_entry(), 322 [DC_IRQ_SOURCE_PFLIP_UNDERLAY0] = dummy_irq_entry(), 323 gpio_pad_int_entry(0), 324 gpio_pad_int_entry(1), 325 gpio_pad_int_entry(2), 326 gpio_pad_int_entry(3), 327 gpio_pad_int_entry(4), 328 gpio_pad_int_entry(5), 329 gpio_pad_int_entry(6), 330 gpio_pad_int_entry(7), 331 gpio_pad_int_entry(8), 332 gpio_pad_int_entry(9), 333 gpio_pad_int_entry(10), 334 gpio_pad_int_entry(11), 335 gpio_pad_int_entry(12), 336 gpio_pad_int_entry(13), 337 gpio_pad_int_entry(14), 338 gpio_pad_int_entry(15), 339 gpio_pad_int_entry(16), 340 gpio_pad_int_entry(17), 341 gpio_pad_int_entry(18), 342 gpio_pad_int_entry(19), 343 gpio_pad_int_entry(20), 344 gpio_pad_int_entry(21), 345 gpio_pad_int_entry(22), 346 gpio_pad_int_entry(23), 347 gpio_pad_int_entry(24), 348 gpio_pad_int_entry(25), 349 gpio_pad_int_entry(26), 350 gpio_pad_int_entry(27), 351 gpio_pad_int_entry(28), 352 gpio_pad_int_entry(29), 353 gpio_pad_int_entry(30), 354 dc_underflow_int_entry(1), 355 dc_underflow_int_entry(2), 356 dc_underflow_int_entry(3), 357 dc_underflow_int_entry(4), 358 dc_underflow_int_entry(5), 359 dc_underflow_int_entry(6), 360 [DC_IRQ_SOURCE_DMCU_SCP] = dummy_irq_entry(), 361 [DC_IRQ_SOURCE_VBIOS_SW] = dummy_irq_entry(), 362 vupdate_no_lock_int_entry(0), 363 vupdate_no_lock_int_entry(1), 364 vupdate_no_lock_int_entry(2), 365 vupdate_no_lock_int_entry(3), 366 vupdate_no_lock_int_entry(4), 367 vupdate_no_lock_int_entry(5), 368 vblank_int_entry(0), 369 vblank_int_entry(1), 370 vblank_int_entry(2), 371 vblank_int_entry(3), 372 vblank_int_entry(4), 373 vblank_int_entry(5), 374 vline0_int_entry(0), 375 vline0_int_entry(1), 376 vline0_int_entry(2), 377 vline0_int_entry(3), 378 vline0_int_entry(4), 379 vline0_int_entry(5), 380 }; 381 382 static const struct irq_service_funcs irq_service_funcs_dcn10 = { 383 .to_dal_irq_source = to_dal_irq_source_dcn10 384 }; 385 386 static void dcn10_irq_construct( 387 struct irq_service *irq_service, 388 struct irq_service_init_data *init_data) 389 { 390 dal_irq_service_construct(irq_service, init_data); 391 392 irq_service->info = irq_source_info_dcn10; 393 irq_service->funcs = &irq_service_funcs_dcn10; 394 } 395 396 struct irq_service *dal_irq_service_dcn10_create( 397 struct irq_service_init_data *init_data) 398 { 399 struct irq_service *irq_service = kzalloc(sizeof(*irq_service), 400 GFP_KERNEL); 401 402 if (!irq_service) 403 return NULL; 404 405 dcn10_irq_construct(irq_service, init_data); 406 return irq_service; 407 } 408