1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * (C) COPYRIGHT 2018 ARM Limited. All rights reserved. 4 * Author: James.Qian.Wang <james.qian.wang@arm.com> 5 * 6 */ 7 8 #include <drm/drm_print.h> 9 #include "d71_dev.h" 10 #include "malidp_io.h" 11 12 static u64 get_lpu_event(struct d71_pipeline *d71_pipeline) 13 { 14 u32 __iomem *reg = d71_pipeline->lpu_addr; 15 u32 status, raw_status; 16 u64 evts = 0ULL; 17 18 raw_status = malidp_read32(reg, BLK_IRQ_RAW_STATUS); 19 if (raw_status & LPU_IRQ_IBSY) 20 evts |= KOMEDA_EVENT_IBSY; 21 if (raw_status & LPU_IRQ_EOW) 22 evts |= KOMEDA_EVENT_EOW; 23 24 if (raw_status & (LPU_IRQ_ERR | LPU_IRQ_IBSY)) { 25 u32 restore = 0, tbu_status; 26 /* Check error of LPU status */ 27 status = malidp_read32(reg, BLK_STATUS); 28 if (status & LPU_STATUS_AXIE) { 29 restore |= LPU_STATUS_AXIE; 30 evts |= KOMEDA_ERR_AXIE; 31 } 32 if (status & LPU_STATUS_ACE0) { 33 restore |= LPU_STATUS_ACE0; 34 evts |= KOMEDA_ERR_ACE0; 35 } 36 if (status & LPU_STATUS_ACE1) { 37 restore |= LPU_STATUS_ACE1; 38 evts |= KOMEDA_ERR_ACE1; 39 } 40 if (status & LPU_STATUS_ACE2) { 41 restore |= LPU_STATUS_ACE2; 42 evts |= KOMEDA_ERR_ACE2; 43 } 44 if (status & LPU_STATUS_ACE3) { 45 restore |= LPU_STATUS_ACE3; 46 evts |= KOMEDA_ERR_ACE3; 47 } 48 if (restore != 0) 49 malidp_write32_mask(reg, BLK_STATUS, restore, 0); 50 51 restore = 0; 52 /* Check errors of TBU status */ 53 tbu_status = malidp_read32(reg, LPU_TBU_STATUS); 54 if (tbu_status & LPU_TBU_STATUS_TCF) { 55 restore |= LPU_TBU_STATUS_TCF; 56 evts |= KOMEDA_ERR_TCF; 57 } 58 if (tbu_status & LPU_TBU_STATUS_TTNG) { 59 restore |= LPU_TBU_STATUS_TTNG; 60 evts |= KOMEDA_ERR_TTNG; 61 } 62 if (tbu_status & LPU_TBU_STATUS_TITR) { 63 restore |= LPU_TBU_STATUS_TITR; 64 evts |= KOMEDA_ERR_TITR; 65 } 66 if (tbu_status & LPU_TBU_STATUS_TEMR) { 67 restore |= LPU_TBU_STATUS_TEMR; 68 evts |= KOMEDA_ERR_TEMR; 69 } 70 if (tbu_status & LPU_TBU_STATUS_TTF) { 71 restore |= LPU_TBU_STATUS_TTF; 72 evts |= KOMEDA_ERR_TTF; 73 } 74 if (restore != 0) 75 malidp_write32_mask(reg, LPU_TBU_STATUS, restore, 0); 76 } 77 78 malidp_write32(reg, BLK_IRQ_CLEAR, raw_status); 79 return evts; 80 } 81 82 static u64 get_cu_event(struct d71_pipeline *d71_pipeline) 83 { 84 u32 __iomem *reg = d71_pipeline->cu_addr; 85 u32 status, raw_status; 86 u64 evts = 0ULL; 87 88 raw_status = malidp_read32(reg, BLK_IRQ_RAW_STATUS); 89 if (raw_status & CU_IRQ_OVR) 90 evts |= KOMEDA_EVENT_OVR; 91 92 if (raw_status & (CU_IRQ_ERR | CU_IRQ_OVR)) { 93 status = malidp_read32(reg, BLK_STATUS) & 0x7FFFFFFF; 94 if (status & CU_STATUS_CPE) 95 evts |= KOMEDA_ERR_CPE; 96 if (status & CU_STATUS_ZME) 97 evts |= KOMEDA_ERR_ZME; 98 if (status & CU_STATUS_CFGE) 99 evts |= KOMEDA_ERR_CFGE; 100 if (status) 101 malidp_write32_mask(reg, BLK_STATUS, status, 0); 102 } 103 104 malidp_write32(reg, BLK_IRQ_CLEAR, raw_status); 105 106 return evts; 107 } 108 109 static u64 get_dou_event(struct d71_pipeline *d71_pipeline) 110 { 111 u32 __iomem *reg = d71_pipeline->dou_addr; 112 u32 status, raw_status; 113 u64 evts = 0ULL; 114 115 raw_status = malidp_read32(reg, BLK_IRQ_RAW_STATUS); 116 if (raw_status & DOU_IRQ_PL0) 117 evts |= KOMEDA_EVENT_VSYNC; 118 if (raw_status & DOU_IRQ_UND) 119 evts |= KOMEDA_EVENT_URUN; 120 121 if (raw_status & (DOU_IRQ_ERR | DOU_IRQ_UND)) { 122 u32 restore = 0; 123 124 status = malidp_read32(reg, BLK_STATUS); 125 if (status & DOU_STATUS_DRIFTTO) { 126 restore |= DOU_STATUS_DRIFTTO; 127 evts |= KOMEDA_ERR_DRIFTTO; 128 } 129 if (status & DOU_STATUS_FRAMETO) { 130 restore |= DOU_STATUS_FRAMETO; 131 evts |= KOMEDA_ERR_FRAMETO; 132 } 133 if (status & DOU_STATUS_TETO) { 134 restore |= DOU_STATUS_TETO; 135 evts |= KOMEDA_ERR_TETO; 136 } 137 if (status & DOU_STATUS_CSCE) { 138 restore |= DOU_STATUS_CSCE; 139 evts |= KOMEDA_ERR_CSCE; 140 } 141 142 if (restore != 0) 143 malidp_write32_mask(reg, BLK_STATUS, restore, 0); 144 } 145 146 malidp_write32(reg, BLK_IRQ_CLEAR, raw_status); 147 return evts; 148 } 149 150 static u64 get_pipeline_event(struct d71_pipeline *d71_pipeline, u32 gcu_status) 151 { 152 u32 evts = 0ULL; 153 154 if (gcu_status & (GLB_IRQ_STATUS_LPU0 | GLB_IRQ_STATUS_LPU1)) 155 evts |= get_lpu_event(d71_pipeline); 156 157 if (gcu_status & (GLB_IRQ_STATUS_CU0 | GLB_IRQ_STATUS_CU1)) 158 evts |= get_cu_event(d71_pipeline); 159 160 if (gcu_status & (GLB_IRQ_STATUS_DOU0 | GLB_IRQ_STATUS_DOU1)) 161 evts |= get_dou_event(d71_pipeline); 162 163 return evts; 164 } 165 166 static irqreturn_t 167 d71_irq_handler(struct komeda_dev *mdev, struct komeda_events *evts) 168 { 169 struct d71_dev *d71 = mdev->chip_data; 170 u32 status, gcu_status, raw_status; 171 172 gcu_status = malidp_read32(d71->gcu_addr, GLB_IRQ_STATUS); 173 174 if (gcu_status & GLB_IRQ_STATUS_GCU) { 175 raw_status = malidp_read32(d71->gcu_addr, BLK_IRQ_RAW_STATUS); 176 if (raw_status & GCU_IRQ_CVAL0) 177 evts->pipes[0] |= KOMEDA_EVENT_FLIP; 178 if (raw_status & GCU_IRQ_CVAL1) 179 evts->pipes[1] |= KOMEDA_EVENT_FLIP; 180 if (raw_status & GCU_IRQ_ERR) { 181 status = malidp_read32(d71->gcu_addr, BLK_STATUS); 182 if (status & GCU_STATUS_MERR) { 183 evts->global |= KOMEDA_ERR_MERR; 184 malidp_write32_mask(d71->gcu_addr, BLK_STATUS, 185 GCU_STATUS_MERR, 0); 186 } 187 } 188 189 malidp_write32(d71->gcu_addr, BLK_IRQ_CLEAR, raw_status); 190 } 191 192 if (gcu_status & GLB_IRQ_STATUS_PIPE0) 193 evts->pipes[0] |= get_pipeline_event(d71->pipes[0], gcu_status); 194 195 if (gcu_status & GLB_IRQ_STATUS_PIPE1) 196 evts->pipes[1] |= get_pipeline_event(d71->pipes[1], gcu_status); 197 198 return gcu_status ? IRQ_HANDLED : IRQ_NONE; 199 } 200 201 #define ENABLED_GCU_IRQS (GCU_IRQ_CVAL0 | GCU_IRQ_CVAL1 | \ 202 GCU_IRQ_MODE | GCU_IRQ_ERR) 203 #define ENABLED_LPU_IRQS (LPU_IRQ_IBSY | LPU_IRQ_ERR | LPU_IRQ_EOW) 204 #define ENABLED_CU_IRQS (CU_IRQ_OVR | CU_IRQ_ERR) 205 #define ENABLED_DOU_IRQS (DOU_IRQ_UND | DOU_IRQ_ERR) 206 207 static int d71_enable_irq(struct komeda_dev *mdev) 208 { 209 struct d71_dev *d71 = mdev->chip_data; 210 struct d71_pipeline *pipe; 211 u32 i; 212 213 malidp_write32_mask(d71->gcu_addr, BLK_IRQ_MASK, 214 ENABLED_GCU_IRQS, ENABLED_GCU_IRQS); 215 for (i = 0; i < d71->num_pipelines; i++) { 216 pipe = d71->pipes[i]; 217 malidp_write32_mask(pipe->cu_addr, BLK_IRQ_MASK, 218 ENABLED_CU_IRQS, ENABLED_CU_IRQS); 219 malidp_write32_mask(pipe->lpu_addr, BLK_IRQ_MASK, 220 ENABLED_LPU_IRQS, ENABLED_LPU_IRQS); 221 malidp_write32_mask(pipe->dou_addr, BLK_IRQ_MASK, 222 ENABLED_DOU_IRQS, ENABLED_DOU_IRQS); 223 } 224 return 0; 225 } 226 227 static int d71_disable_irq(struct komeda_dev *mdev) 228 { 229 struct d71_dev *d71 = mdev->chip_data; 230 struct d71_pipeline *pipe; 231 u32 i; 232 233 malidp_write32_mask(d71->gcu_addr, BLK_IRQ_MASK, ENABLED_GCU_IRQS, 0); 234 for (i = 0; i < d71->num_pipelines; i++) { 235 pipe = d71->pipes[i]; 236 malidp_write32_mask(pipe->cu_addr, BLK_IRQ_MASK, 237 ENABLED_CU_IRQS, 0); 238 malidp_write32_mask(pipe->lpu_addr, BLK_IRQ_MASK, 239 ENABLED_LPU_IRQS, 0); 240 malidp_write32_mask(pipe->dou_addr, BLK_IRQ_MASK, 241 ENABLED_DOU_IRQS, 0); 242 } 243 return 0; 244 } 245 246 static int d71_reset(struct d71_dev *d71) 247 { 248 u32 __iomem *gcu = d71->gcu_addr; 249 int ret; 250 251 malidp_write32_mask(gcu, BLK_CONTROL, 252 GCU_CONTROL_SRST, GCU_CONTROL_SRST); 253 254 ret = dp_wait_cond(!(malidp_read32(gcu, BLK_CONTROL) & GCU_CONTROL_SRST), 255 100, 1000, 10000); 256 257 return ret > 0 ? 0 : -ETIMEDOUT; 258 } 259 260 void d71_read_block_header(u32 __iomem *reg, struct block_header *blk) 261 { 262 int i; 263 264 blk->block_info = malidp_read32(reg, BLK_BLOCK_INFO); 265 if (BLOCK_INFO_BLK_TYPE(blk->block_info) == D71_BLK_TYPE_RESERVED) 266 return; 267 268 blk->pipeline_info = malidp_read32(reg, BLK_PIPELINE_INFO); 269 270 /* get valid input and output ids */ 271 for (i = 0; i < PIPELINE_INFO_N_VALID_INPUTS(blk->pipeline_info); i++) 272 blk->input_ids[i] = malidp_read32(reg + i, BLK_VALID_INPUT_ID0); 273 for (i = 0; i < PIPELINE_INFO_N_OUTPUTS(blk->pipeline_info); i++) 274 blk->output_ids[i] = malidp_read32(reg + i, BLK_OUTPUT_ID0); 275 } 276 277 static void d71_cleanup(struct komeda_dev *mdev) 278 { 279 struct d71_dev *d71 = mdev->chip_data; 280 281 if (!d71) 282 return; 283 284 devm_kfree(mdev->dev, d71); 285 mdev->chip_data = NULL; 286 } 287 288 static int d71_enum_resources(struct komeda_dev *mdev) 289 { 290 struct d71_dev *d71; 291 struct komeda_pipeline *pipe; 292 struct block_header blk; 293 u32 __iomem *blk_base; 294 u32 i, value, offset; 295 int err; 296 297 d71 = devm_kzalloc(mdev->dev, sizeof(*d71), GFP_KERNEL); 298 if (!d71) 299 return -ENOMEM; 300 301 mdev->chip_data = d71; 302 d71->mdev = mdev; 303 d71->gcu_addr = mdev->reg_base; 304 d71->periph_addr = mdev->reg_base + (D71_BLOCK_OFFSET_PERIPH >> 2); 305 306 err = d71_reset(d71); 307 if (err) { 308 DRM_ERROR("Fail to reset d71 device.\n"); 309 goto err_cleanup; 310 } 311 312 /* probe GCU */ 313 value = malidp_read32(d71->gcu_addr, GLB_CORE_INFO); 314 d71->num_blocks = value & 0xFF; 315 d71->num_pipelines = (value >> 8) & 0x7; 316 317 if (d71->num_pipelines > D71_MAX_PIPELINE) { 318 DRM_ERROR("d71 supports %d pipelines, but got: %d.\n", 319 D71_MAX_PIPELINE, d71->num_pipelines); 320 err = -EINVAL; 321 goto err_cleanup; 322 } 323 324 /* probe PERIPH */ 325 value = malidp_read32(d71->periph_addr, BLK_BLOCK_INFO); 326 if (BLOCK_INFO_BLK_TYPE(value) != D71_BLK_TYPE_PERIPH) { 327 DRM_ERROR("access blk periph but got blk: %d.\n", 328 BLOCK_INFO_BLK_TYPE(value)); 329 err = -EINVAL; 330 goto err_cleanup; 331 } 332 333 value = malidp_read32(d71->periph_addr, PERIPH_CONFIGURATION_ID); 334 335 d71->max_line_size = value & PERIPH_MAX_LINE_SIZE ? 4096 : 2048; 336 d71->max_vsize = 4096; 337 d71->num_rich_layers = value & PERIPH_NUM_RICH_LAYERS ? 2 : 1; 338 d71->supports_dual_link = value & PERIPH_SPLIT_EN ? true : false; 339 d71->integrates_tbu = value & PERIPH_TBU_EN ? true : false; 340 341 for (i = 0; i < d71->num_pipelines; i++) { 342 pipe = komeda_pipeline_add(mdev, sizeof(struct d71_pipeline), 343 NULL); 344 if (IS_ERR(pipe)) { 345 err = PTR_ERR(pipe); 346 goto err_cleanup; 347 } 348 d71->pipes[i] = to_d71_pipeline(pipe); 349 } 350 351 /* loop the register blks and probe */ 352 i = 2; /* exclude GCU and PERIPH */ 353 offset = D71_BLOCK_SIZE; /* skip GCU */ 354 while (i < d71->num_blocks) { 355 blk_base = mdev->reg_base + (offset >> 2); 356 357 d71_read_block_header(blk_base, &blk); 358 if (BLOCK_INFO_BLK_TYPE(blk.block_info) != D71_BLK_TYPE_RESERVED) { 359 err = d71_probe_block(d71, &blk, blk_base); 360 if (err) 361 goto err_cleanup; 362 i++; 363 } 364 365 offset += D71_BLOCK_SIZE; 366 } 367 368 DRM_DEBUG("total %d (out of %d) blocks are found.\n", 369 i, d71->num_blocks); 370 371 return 0; 372 373 err_cleanup: 374 d71_cleanup(mdev); 375 return err; 376 } 377 378 #define __HW_ID(__group, __format) \ 379 ((((__group) & 0x7) << 3) | ((__format) & 0x7)) 380 381 #define RICH KOMEDA_FMT_RICH_LAYER 382 #define SIMPLE KOMEDA_FMT_SIMPLE_LAYER 383 #define RICH_SIMPLE (KOMEDA_FMT_RICH_LAYER | KOMEDA_FMT_SIMPLE_LAYER) 384 #define RICH_WB (KOMEDA_FMT_RICH_LAYER | KOMEDA_FMT_WB_LAYER) 385 #define RICH_SIMPLE_WB (RICH_SIMPLE | KOMEDA_FMT_WB_LAYER) 386 387 #define Rot_0 DRM_MODE_ROTATE_0 388 #define Flip_H_V (DRM_MODE_REFLECT_X | DRM_MODE_REFLECT_Y | Rot_0) 389 #define Rot_ALL_H_V (DRM_MODE_ROTATE_MASK | Flip_H_V) 390 391 #define LYT_NM BIT(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16) 392 #define LYT_WB BIT(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8) 393 #define LYT_NM_WB (LYT_NM | LYT_WB) 394 395 #define AFB_TH AFBC(_TILED | _SPARSE) 396 #define AFB_TH_SC_YTR AFBC(_TILED | _SC | _SPARSE | _YTR) 397 #define AFB_TH_SC_YTR_BS AFBC(_TILED | _SC | _SPARSE | _YTR | _SPLIT) 398 399 static struct komeda_format_caps d71_format_caps_table[] = { 400 /* HW_ID | fourcc | tile_sz | layer_types | rots | afbc_layouts | afbc_features */ 401 /* ABGR_2101010*/ 402 {__HW_ID(0, 0), DRM_FORMAT_ARGB2101010, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 403 {__HW_ID(0, 1), DRM_FORMAT_ABGR2101010, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 404 {__HW_ID(0, 1), DRM_FORMAT_ABGR2101010, 1, RICH_SIMPLE, Rot_ALL_H_V, LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */ 405 {__HW_ID(0, 2), DRM_FORMAT_RGBA1010102, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 406 {__HW_ID(0, 3), DRM_FORMAT_BGRA1010102, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 407 /* ABGR_8888*/ 408 {__HW_ID(1, 0), DRM_FORMAT_ARGB8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 409 {__HW_ID(1, 1), DRM_FORMAT_ABGR8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 410 {__HW_ID(1, 1), DRM_FORMAT_ABGR8888, 1, RICH_SIMPLE, Rot_ALL_H_V, LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */ 411 {__HW_ID(1, 2), DRM_FORMAT_RGBA8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 412 {__HW_ID(1, 3), DRM_FORMAT_BGRA8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 413 /* XBGB_8888 */ 414 {__HW_ID(2, 0), DRM_FORMAT_XRGB8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 415 {__HW_ID(2, 1), DRM_FORMAT_XBGR8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 416 {__HW_ID(2, 2), DRM_FORMAT_RGBX8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 417 {__HW_ID(2, 3), DRM_FORMAT_BGRX8888, 1, RICH_SIMPLE_WB, Flip_H_V, 0, 0}, 418 /* BGR_888 */ /* none-afbc RGB888 doesn't support rotation and flip */ 419 {__HW_ID(3, 0), DRM_FORMAT_RGB888, 1, RICH_SIMPLE_WB, Rot_0, 0, 0}, 420 {__HW_ID(3, 1), DRM_FORMAT_BGR888, 1, RICH_SIMPLE_WB, Rot_0, 0, 0}, 421 {__HW_ID(3, 1), DRM_FORMAT_BGR888, 1, RICH_SIMPLE, Rot_ALL_H_V, LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */ 422 /* BGR 16bpp */ 423 {__HW_ID(4, 0), DRM_FORMAT_RGBA5551, 1, RICH_SIMPLE, Flip_H_V, 0, 0}, 424 {__HW_ID(4, 1), DRM_FORMAT_ABGR1555, 1, RICH_SIMPLE, Flip_H_V, 0, 0}, 425 {__HW_ID(4, 1), DRM_FORMAT_ABGR1555, 1, RICH_SIMPLE, Rot_ALL_H_V, LYT_NM_WB, AFB_TH_SC_YTR}, /* afbc */ 426 {__HW_ID(4, 2), DRM_FORMAT_RGB565, 1, RICH_SIMPLE, Flip_H_V, 0, 0}, 427 {__HW_ID(4, 3), DRM_FORMAT_BGR565, 1, RICH_SIMPLE, Flip_H_V, 0, 0}, 428 {__HW_ID(4, 3), DRM_FORMAT_BGR565, 1, RICH_SIMPLE, Rot_ALL_H_V, LYT_NM_WB, AFB_TH_SC_YTR}, /* afbc */ 429 {__HW_ID(4, 4), DRM_FORMAT_R8, 1, SIMPLE, Rot_0, 0, 0}, 430 /* YUV 444/422/420 8bit */ 431 {__HW_ID(5, 0), 0 /*XYUV8888*/, 1, 0, 0, 0, 0}, 432 /* XYUV unsupported*/ 433 {__HW_ID(5, 1), DRM_FORMAT_YUYV, 1, RICH, Rot_ALL_H_V, LYT_NM, AFB_TH}, /* afbc */ 434 {__HW_ID(5, 2), DRM_FORMAT_YUYV, 1, RICH, Flip_H_V, 0, 0}, 435 {__HW_ID(5, 3), DRM_FORMAT_UYVY, 1, RICH, Flip_H_V, 0, 0}, 436 {__HW_ID(5, 4), 0, /*X0L0 */ 2, 0, 0, 0}, /* Y0L0 unsupported */ 437 {__HW_ID(5, 6), DRM_FORMAT_NV12, 1, RICH, Flip_H_V, 0, 0}, 438 {__HW_ID(5, 6), 0/*DRM_FORMAT_YUV420_8BIT*/, 1, RICH, Rot_ALL_H_V, LYT_NM, AFB_TH}, /* afbc */ 439 {__HW_ID(5, 7), DRM_FORMAT_YUV420, 1, RICH, Flip_H_V, 0, 0}, 440 /* YUV 10bit*/ 441 {__HW_ID(6, 0), 0,/*XVYU2101010*/ 1, 0, 0, 0, 0},/* VYV30 unsupported */ 442 {__HW_ID(6, 6), 0/*DRM_FORMAT_X0L2*/, 2, RICH, Flip_H_V, 0, 0}, 443 {__HW_ID(6, 7), 0/*DRM_FORMAT_P010*/, 1, RICH, Flip_H_V, 0, 0}, 444 {__HW_ID(6, 7), 0/*DRM_FORMAT_YUV420_10BIT*/, 1, RICH, Rot_ALL_H_V, LYT_NM, AFB_TH}, 445 }; 446 447 static void d71_init_fmt_tbl(struct komeda_dev *mdev) 448 { 449 struct komeda_format_caps_table *table = &mdev->fmt_tbl; 450 451 table->format_caps = d71_format_caps_table; 452 table->n_formats = ARRAY_SIZE(d71_format_caps_table); 453 } 454 455 static struct komeda_dev_funcs d71_chip_funcs = { 456 .init_format_table = d71_init_fmt_tbl, 457 .enum_resources = d71_enum_resources, 458 .cleanup = d71_cleanup, 459 .irq_handler = d71_irq_handler, 460 .enable_irq = d71_enable_irq, 461 .disable_irq = d71_disable_irq, 462 }; 463 464 struct komeda_dev_funcs * 465 d71_identify(u32 __iomem *reg_base, struct komeda_chip_info *chip) 466 { 467 chip->arch_id = malidp_read32(reg_base, GLB_ARCH_ID); 468 chip->core_id = malidp_read32(reg_base, GLB_CORE_ID); 469 chip->core_info = malidp_read32(reg_base, GLB_CORE_INFO); 470 471 return &d71_chip_funcs; 472 } 473