xref: /linux/drivers/gpu/drm/imagination/pvr_fw_meta.c (revision 815d8b0425ad1164e45953ac3d56a9f6f63792cc)
1 // SPDX-License-Identifier: GPL-2.0-only OR MIT
2 /* Copyright (c) 2023 Imagination Technologies Ltd. */
3 
4 #include "pvr_device.h"
5 #include "pvr_fw.h"
6 #include "pvr_fw_info.h"
7 #include "pvr_gem.h"
8 #include "pvr_rogue_cr_defs.h"
9 #include "pvr_rogue_meta.h"
10 #include "pvr_vm.h"
11 
12 #include <linux/compiler.h>
13 #include <linux/delay.h>
14 #include <linux/firmware.h>
15 #include <linux/ktime.h>
16 #include <linux/types.h>
17 
18 #define ROGUE_FW_HEAP_META_SHIFT 25 /* 32 MB */
19 
20 #define POLL_TIMEOUT_USEC 1000000
21 
22 /**
23  * pvr_meta_cr_read32() - Read a META register via the Slave Port
24  * @pvr_dev: Device pointer.
25  * @reg_addr: Address of register to read.
26  * @reg_value_out: Pointer to location to store register value.
27  *
28  * Returns:
29  *  * 0 on success, or
30  *  * Any error returned by pvr_cr_poll_reg32().
31  */
32 int
33 pvr_meta_cr_read32(struct pvr_device *pvr_dev, u32 reg_addr, u32 *reg_value_out)
34 {
35 	int err;
36 
37 	/* Wait for Slave Port to be Ready. */
38 	err = pvr_cr_poll_reg32(pvr_dev, ROGUE_CR_META_SP_MSLVCTRL1,
39 				ROGUE_CR_META_SP_MSLVCTRL1_READY_EN |
40 					ROGUE_CR_META_SP_MSLVCTRL1_GBLPORT_IDLE_EN,
41 				ROGUE_CR_META_SP_MSLVCTRL1_READY_EN |
42 					ROGUE_CR_META_SP_MSLVCTRL1_GBLPORT_IDLE_EN,
43 				POLL_TIMEOUT_USEC);
44 	if (err)
45 		return err;
46 
47 	/* Issue a Read. */
48 	pvr_cr_write32(pvr_dev, ROGUE_CR_META_SP_MSLVCTRL0,
49 		       reg_addr | ROGUE_CR_META_SP_MSLVCTRL0_RD_EN);
50 	(void)pvr_cr_read32(pvr_dev, ROGUE_CR_META_SP_MSLVCTRL0); /* Fence write. */
51 
52 	/* Wait for Slave Port to be Ready. */
53 	err = pvr_cr_poll_reg32(pvr_dev, ROGUE_CR_META_SP_MSLVCTRL1,
54 				ROGUE_CR_META_SP_MSLVCTRL1_READY_EN |
55 					ROGUE_CR_META_SP_MSLVCTRL1_GBLPORT_IDLE_EN,
56 				ROGUE_CR_META_SP_MSLVCTRL1_READY_EN |
57 					ROGUE_CR_META_SP_MSLVCTRL1_GBLPORT_IDLE_EN,
58 				POLL_TIMEOUT_USEC);
59 	if (err)
60 		return err;
61 
62 	*reg_value_out = pvr_cr_read32(pvr_dev, ROGUE_CR_META_SP_MSLVDATAX);
63 
64 	return 0;
65 }
66 
67 static int
68 pvr_meta_wrapper_init(struct pvr_device *pvr_dev)
69 {
70 	u64 garten_config;
71 
72 	/* Configure META to Master boot. */
73 	pvr_cr_write64(pvr_dev, ROGUE_CR_META_BOOT, ROGUE_CR_META_BOOT_MODE_EN);
74 
75 	/* Set Garten IDLE to META idle and Set the Garten Wrapper BIF Fence address. */
76 
77 	/* Garten IDLE bit controlled by META. */
78 	garten_config = ROGUE_CR_MTS_GARTEN_WRAPPER_CONFIG_IDLE_CTRL_META;
79 
80 	/* The fence addr is set during the fw init sequence. */
81 
82 	/* Set PC = 0 for fences. */
83 	garten_config &=
84 		ROGUE_CR_MTS_GARTEN_WRAPPER_CONFIG_FENCE_PC_BASE_CLRMSK;
85 	garten_config |=
86 		(u64)MMU_CONTEXT_MAPPING_FWPRIV
87 		<< ROGUE_CR_MTS_GARTEN_WRAPPER_CONFIG_FENCE_PC_BASE_SHIFT;
88 
89 	/* Set SLC DM=META. */
90 	garten_config |= ((u64)ROGUE_FW_SEGMMU_META_BIFDM_ID)
91 			 << ROGUE_CR_MTS_GARTEN_WRAPPER_CONFIG_FENCE_DM_SHIFT;
92 
93 	pvr_cr_write64(pvr_dev, ROGUE_CR_MTS_GARTEN_WRAPPER_CONFIG, garten_config);
94 
95 	return 0;
96 }
97 
98 static __always_inline void
99 add_boot_arg(u32 **boot_conf, u32 param, u32 data)
100 {
101 	*(*boot_conf)++ = param;
102 	*(*boot_conf)++ = data;
103 }
104 
105 static int
106 meta_ldr_cmd_loadmem(struct drm_device *drm_dev, const u8 *fw,
107 		     struct rogue_meta_ldr_l1_data_blk *l1_data, u32 coremem_size, u8 *fw_code_ptr,
108 		     u8 *fw_data_ptr, u8 *fw_core_code_ptr, u8 *fw_core_data_ptr, const u32 fw_size)
109 {
110 	struct rogue_meta_ldr_l2_data_blk *l2_block =
111 		(struct rogue_meta_ldr_l2_data_blk *)(fw +
112 						      l1_data->cmd_data[1]);
113 	struct pvr_device *pvr_dev = to_pvr_device(drm_dev);
114 	u32 offset = l1_data->cmd_data[0];
115 	u32 data_size;
116 	void *write_addr;
117 	int err;
118 
119 	/* Verify header is within bounds. */
120 	if (((u8 *)l2_block - fw) >= fw_size || ((u8 *)(l2_block + 1) - fw) >= fw_size)
121 		return -EINVAL;
122 
123 	data_size = l2_block->length - 6 /* L2 Tag length and checksum */;
124 
125 	/* Verify data is within bounds. */
126 	if (((u8 *)l2_block->block_data - fw) >= fw_size ||
127 	    ((((u8 *)l2_block->block_data) + data_size) - fw) >= fw_size)
128 		return -EINVAL;
129 
130 	if (!ROGUE_META_IS_COREMEM_CODE(offset, coremem_size) &&
131 	    !ROGUE_META_IS_COREMEM_DATA(offset, coremem_size)) {
132 		/* Global range is aliased to local range */
133 		offset &= ~META_MEM_GLOBAL_RANGE_BIT;
134 	}
135 
136 	err = pvr_fw_find_mmu_segment(pvr_dev, offset, data_size, fw_code_ptr, fw_data_ptr,
137 				      fw_core_code_ptr, fw_core_data_ptr, &write_addr);
138 	if (err) {
139 		drm_err(drm_dev,
140 			"Addr 0x%x (size: %d) not found in any firmware segment",
141 			offset, data_size);
142 		return err;
143 	}
144 
145 	memcpy(write_addr, l2_block->block_data, data_size);
146 
147 	return 0;
148 }
149 
150 static int
151 meta_ldr_cmd_zeromem(struct drm_device *drm_dev,
152 		     struct rogue_meta_ldr_l1_data_blk *l1_data, u32 coremem_size,
153 		     u8 *fw_code_ptr, u8 *fw_data_ptr, u8 *fw_core_code_ptr, u8 *fw_core_data_ptr)
154 {
155 	struct pvr_device *pvr_dev = to_pvr_device(drm_dev);
156 	u32 offset = l1_data->cmd_data[0];
157 	u32 byte_count = l1_data->cmd_data[1];
158 	void *write_addr;
159 	int err;
160 
161 	if (ROGUE_META_IS_COREMEM_DATA(offset, coremem_size)) {
162 		/* cannot zero coremem directly */
163 		return 0;
164 	}
165 
166 	/* Global range is aliased to local range */
167 	offset &= ~META_MEM_GLOBAL_RANGE_BIT;
168 
169 	err = pvr_fw_find_mmu_segment(pvr_dev, offset, byte_count, fw_code_ptr, fw_data_ptr,
170 				      fw_core_code_ptr, fw_core_data_ptr, &write_addr);
171 	if (err) {
172 		drm_err(drm_dev,
173 			"Addr 0x%x (size: %d) not found in any firmware segment",
174 			offset, byte_count);
175 		return err;
176 	}
177 
178 	memset(write_addr, 0, byte_count);
179 
180 	return 0;
181 }
182 
183 static int
184 meta_ldr_cmd_config(struct drm_device *drm_dev, const u8 *fw,
185 		    struct rogue_meta_ldr_l1_data_blk *l1_data,
186 		    const u32 fw_size, u32 **boot_conf_ptr)
187 {
188 	struct rogue_meta_ldr_l2_data_blk *l2_block =
189 		(struct rogue_meta_ldr_l2_data_blk *)(fw +
190 						      l1_data->cmd_data[0]);
191 	struct rogue_meta_ldr_cfg_blk *config_command;
192 	u32 l2_block_size;
193 	u32 curr_block_size = 0;
194 	u32 *boot_conf = boot_conf_ptr ? *boot_conf_ptr : NULL;
195 
196 	/* Verify block header is within bounds. */
197 	if (((u8 *)l2_block - fw) >= fw_size || ((u8 *)(l2_block + 1) - fw) >= fw_size)
198 		return -EINVAL;
199 
200 	l2_block_size = l2_block->length - 6 /* L2 Tag length and checksum */;
201 	config_command = (struct rogue_meta_ldr_cfg_blk *)l2_block->block_data;
202 
203 	if (((u8 *)config_command - fw) >= fw_size ||
204 	    ((((u8 *)config_command) + l2_block_size) - fw) >= fw_size)
205 		return -EINVAL;
206 
207 	while (l2_block_size >= 12) {
208 		if (config_command->type != ROGUE_META_LDR_CFG_WRITE)
209 			return -EINVAL;
210 
211 		/*
212 		 * Only write to bootloader if we got a valid pointer to the FW
213 		 * code allocation.
214 		 */
215 		if (boot_conf) {
216 			u32 register_offset = config_command->block_data[0];
217 			u32 register_value = config_command->block_data[1];
218 
219 			/* Do register write */
220 			add_boot_arg(&boot_conf, register_offset,
221 				     register_value);
222 		}
223 
224 		curr_block_size = 12;
225 		l2_block_size -= curr_block_size;
226 		config_command = (struct rogue_meta_ldr_cfg_blk
227 					  *)((uintptr_t)config_command +
228 					     curr_block_size);
229 	}
230 
231 	if (boot_conf_ptr)
232 		*boot_conf_ptr = boot_conf;
233 
234 	return 0;
235 }
236 
237 /**
238  * process_ldr_command_stream() - Process LDR firmware image and populate
239  *                                firmware sections
240  * @pvr_dev: Device pointer.
241  * @fw: Pointer to firmware image.
242  * @fw_code_ptr: Pointer to FW code section.
243  * @fw_data_ptr: Pointer to FW data section.
244  * @fw_core_code_ptr: Pointer to FW coremem code section.
245  * @fw_core_data_ptr: Pointer to FW coremem data section.
246  * @boot_conf_ptr: Pointer to boot config argument pointer.
247  *
248  * Returns :
249  *  * 0 on success, or
250  *  * -EINVAL on any error in LDR command stream.
251  */
252 static int
253 process_ldr_command_stream(struct pvr_device *pvr_dev, const u8 *fw, u8 *fw_code_ptr,
254 			   u8 *fw_data_ptr, u8 *fw_core_code_ptr,
255 			   u8 *fw_core_data_ptr, u32 **boot_conf_ptr)
256 {
257 	struct drm_device *drm_dev = from_pvr_device(pvr_dev);
258 	struct rogue_meta_ldr_block_hdr *ldr_header =
259 		(struct rogue_meta_ldr_block_hdr *)fw;
260 	struct rogue_meta_ldr_l1_data_blk *l1_data =
261 		(struct rogue_meta_ldr_l1_data_blk *)(fw + ldr_header->sl_data);
262 	const u32 fw_size = pvr_dev->fw_dev.firmware->size;
263 	int err;
264 
265 	u32 *boot_conf = boot_conf_ptr ? *boot_conf_ptr : NULL;
266 	u32 coremem_size;
267 
268 	err = PVR_FEATURE_VALUE(pvr_dev, meta_coremem_size, &coremem_size);
269 	if (err)
270 		return err;
271 
272 	coremem_size *= SZ_1K;
273 
274 	while (l1_data) {
275 		/* Verify block header is within bounds. */
276 		if (((u8 *)l1_data - fw) >= fw_size || ((u8 *)(l1_data + 1) - fw) >= fw_size)
277 			return -EINVAL;
278 
279 		if (ROGUE_META_LDR_BLK_IS_COMMENT(l1_data->cmd)) {
280 			/* Don't process comment blocks */
281 			goto next_block;
282 		}
283 
284 		switch (l1_data->cmd & ROGUE_META_LDR_CMD_MASK)
285 		case ROGUE_META_LDR_CMD_LOADMEM: {
286 			err = meta_ldr_cmd_loadmem(drm_dev, fw, l1_data,
287 						   coremem_size,
288 						   fw_code_ptr, fw_data_ptr,
289 						   fw_core_code_ptr,
290 						   fw_core_data_ptr, fw_size);
291 			if (err)
292 				return err;
293 			break;
294 
295 		case ROGUE_META_LDR_CMD_START_THREADS:
296 			/* Don't process this block */
297 			break;
298 
299 		case ROGUE_META_LDR_CMD_ZEROMEM:
300 			err = meta_ldr_cmd_zeromem(drm_dev, l1_data,
301 						   coremem_size,
302 						   fw_code_ptr, fw_data_ptr,
303 						   fw_core_code_ptr,
304 						   fw_core_data_ptr);
305 			if (err)
306 				return err;
307 			break;
308 
309 		case ROGUE_META_LDR_CMD_CONFIG:
310 			err = meta_ldr_cmd_config(drm_dev, fw, l1_data, fw_size,
311 						  &boot_conf);
312 			if (err)
313 				return err;
314 			break;
315 
316 		default:
317 			return -EINVAL;
318 		}
319 
320 next_block:
321 		if (l1_data->next == 0xFFFFFFFF)
322 			break;
323 
324 		l1_data = (struct rogue_meta_ldr_l1_data_blk *)(fw +
325 								l1_data->next);
326 	}
327 
328 	if (boot_conf_ptr)
329 		*boot_conf_ptr = boot_conf;
330 
331 	return 0;
332 }
333 
334 static void
335 configure_seg_id(u64 seg_out_addr, u32 seg_base, u32 seg_limit, u32 seg_id,
336 		 u32 **boot_conf_ptr)
337 {
338 	u32 seg_out_addr0 = seg_out_addr & 0x00000000FFFFFFFFUL;
339 	u32 seg_out_addr1 = (seg_out_addr >> 32) & 0x00000000FFFFFFFFUL;
340 	u32 *boot_conf = *boot_conf_ptr;
341 
342 	/* META segments have a minimum size. */
343 	u32 limit_off = max(seg_limit, ROGUE_FW_SEGMMU_ALIGN);
344 
345 	/* The limit is an offset, therefore off = size - 1. */
346 	limit_off -= 1;
347 
348 	seg_base |= ROGUE_FW_SEGMMU_ALLTHRS_WRITEABLE;
349 
350 	add_boot_arg(&boot_conf, META_CR_MMCU_SEGMENT_N_BASE(seg_id), seg_base);
351 	add_boot_arg(&boot_conf, META_CR_MMCU_SEGMENT_N_LIMIT(seg_id), limit_off);
352 	add_boot_arg(&boot_conf, META_CR_MMCU_SEGMENT_N_OUTA0(seg_id), seg_out_addr0);
353 	add_boot_arg(&boot_conf, META_CR_MMCU_SEGMENT_N_OUTA1(seg_id), seg_out_addr1);
354 
355 	*boot_conf_ptr = boot_conf;
356 }
357 
358 static u64 get_fw_obj_gpu_addr(struct pvr_fw_object *fw_obj)
359 {
360 	struct pvr_device *pvr_dev = to_pvr_device(gem_from_pvr_gem(fw_obj->gem)->dev);
361 	struct pvr_fw_device *fw_dev = &pvr_dev->fw_dev;
362 
363 	return fw_obj->fw_addr_offset + fw_dev->fw_heap_info.gpu_addr;
364 }
365 
366 static void
367 configure_seg_mmu(struct pvr_device *pvr_dev, u32 **boot_conf_ptr)
368 {
369 	const struct pvr_fw_layout_entry *layout_entries = pvr_dev->fw_dev.layout_entries;
370 	u32 num_layout_entries = pvr_dev->fw_dev.header->layout_entry_num;
371 	u64 seg_out_addr_top;
372 	u32 i;
373 
374 	seg_out_addr_top =
375 		ROGUE_FW_SEGMMU_OUTADDR_TOP_SLC(MMU_CONTEXT_MAPPING_FWPRIV,
376 						ROGUE_FW_SEGMMU_META_BIFDM_ID);
377 
378 	for (i = 0; i < num_layout_entries; i++) {
379 		/*
380 		 * FW code is using the bootloader segment which is already
381 		 * configured on boot. FW coremem code and data don't use the
382 		 * segment MMU. Only the FW data segment needs to be configured.
383 		 */
384 		if (layout_entries[i].type == FW_DATA) {
385 			u32 seg_id = ROGUE_FW_SEGMMU_DATA_ID;
386 			u64 seg_out_addr = get_fw_obj_gpu_addr(pvr_dev->fw_dev.mem.data_obj);
387 
388 			seg_out_addr += layout_entries[i].alloc_offset;
389 			seg_out_addr |= seg_out_addr_top;
390 
391 			/* Write the sequence to the bootldr. */
392 			configure_seg_id(seg_out_addr,
393 					 layout_entries[i].base_addr,
394 					 layout_entries[i].alloc_size, seg_id,
395 					 boot_conf_ptr);
396 
397 			break;
398 		}
399 	}
400 }
401 
402 static void
403 configure_meta_caches(u32 **boot_conf_ptr)
404 {
405 	u32 *boot_conf = *boot_conf_ptr;
406 	u32 d_cache_t0, i_cache_t0;
407 	u32 d_cache_t1, i_cache_t1;
408 	u32 d_cache_t2, i_cache_t2;
409 	u32 d_cache_t3, i_cache_t3;
410 
411 	/* Initialise I/Dcache settings */
412 	d_cache_t0 = META_CR_SYSC_DCPARTX_CACHED_WRITE_ENABLE;
413 	d_cache_t1 = META_CR_SYSC_DCPARTX_CACHED_WRITE_ENABLE;
414 	d_cache_t2 = META_CR_SYSC_DCPARTX_CACHED_WRITE_ENABLE;
415 	d_cache_t3 = META_CR_SYSC_DCPARTX_CACHED_WRITE_ENABLE;
416 	i_cache_t0 = 0;
417 	i_cache_t1 = 0;
418 	i_cache_t2 = 0;
419 	i_cache_t3 = 0;
420 
421 	d_cache_t0 |= META_CR_SYSC_XCPARTX_LOCAL_ADDR_FULL_CACHE;
422 	i_cache_t0 |= META_CR_SYSC_XCPARTX_LOCAL_ADDR_FULL_CACHE;
423 
424 	/* Local region MMU enhanced bypass: WIN-3 mode for code and data caches */
425 	add_boot_arg(&boot_conf, META_CR_MMCU_LOCAL_EBCTRL,
426 		     META_CR_MMCU_LOCAL_EBCTRL_ICWIN |
427 			     META_CR_MMCU_LOCAL_EBCTRL_DCWIN);
428 
429 	/* Data cache partitioning thread 0 to 3 */
430 	add_boot_arg(&boot_conf, META_CR_SYSC_DCPART(0), d_cache_t0);
431 	add_boot_arg(&boot_conf, META_CR_SYSC_DCPART(1), d_cache_t1);
432 	add_boot_arg(&boot_conf, META_CR_SYSC_DCPART(2), d_cache_t2);
433 	add_boot_arg(&boot_conf, META_CR_SYSC_DCPART(3), d_cache_t3);
434 
435 	/* Enable data cache hits */
436 	add_boot_arg(&boot_conf, META_CR_MMCU_DCACHE_CTRL,
437 		     META_CR_MMCU_XCACHE_CTRL_CACHE_HITS_EN);
438 
439 	/* Instruction cache partitioning thread 0 to 3 */
440 	add_boot_arg(&boot_conf, META_CR_SYSC_ICPART(0), i_cache_t0);
441 	add_boot_arg(&boot_conf, META_CR_SYSC_ICPART(1), i_cache_t1);
442 	add_boot_arg(&boot_conf, META_CR_SYSC_ICPART(2), i_cache_t2);
443 	add_boot_arg(&boot_conf, META_CR_SYSC_ICPART(3), i_cache_t3);
444 
445 	/* Enable instruction cache hits */
446 	add_boot_arg(&boot_conf, META_CR_MMCU_ICACHE_CTRL,
447 		     META_CR_MMCU_XCACHE_CTRL_CACHE_HITS_EN);
448 
449 	add_boot_arg(&boot_conf, 0x040000C0, 0);
450 
451 	*boot_conf_ptr = boot_conf;
452 }
453 
454 static int
455 pvr_meta_fw_process(struct pvr_device *pvr_dev, const u8 *fw,
456 		    u8 *fw_code_ptr, u8 *fw_data_ptr, u8 *fw_core_code_ptr, u8 *fw_core_data_ptr,
457 		    u32 core_code_alloc_size)
458 {
459 	struct pvr_fw_device *fw_dev = &pvr_dev->fw_dev;
460 	u32 *boot_conf;
461 	int err;
462 
463 	boot_conf = ((u32 *)fw_code_ptr) + ROGUE_FW_BOOTLDR_CONF_OFFSET;
464 
465 	/* Slave port and JTAG accesses are privileged. */
466 	add_boot_arg(&boot_conf, META_CR_SYSC_JTAG_THREAD,
467 		     META_CR_SYSC_JTAG_THREAD_PRIV_EN);
468 
469 	configure_seg_mmu(pvr_dev, &boot_conf);
470 
471 	/* Populate FW sections from LDR image. */
472 	err = process_ldr_command_stream(pvr_dev, fw, fw_code_ptr, fw_data_ptr, fw_core_code_ptr,
473 					 fw_core_data_ptr, &boot_conf);
474 	if (err)
475 		return err;
476 
477 	configure_meta_caches(&boot_conf);
478 
479 	/* End argument list. */
480 	add_boot_arg(&boot_conf, 0, 0);
481 
482 	if (fw_dev->mem.core_code_obj) {
483 		u32 core_code_fw_addr;
484 
485 		pvr_fw_object_get_fw_addr(fw_dev->mem.core_code_obj, &core_code_fw_addr);
486 		add_boot_arg(&boot_conf, core_code_fw_addr, core_code_alloc_size);
487 	} else {
488 		add_boot_arg(&boot_conf, 0, 0);
489 	}
490 	/* None of the cores supported by this driver have META DMA. */
491 	add_boot_arg(&boot_conf, 0, 0);
492 
493 	return 0;
494 }
495 
496 static int
497 pvr_meta_init(struct pvr_device *pvr_dev)
498 {
499 	pvr_fw_heap_info_init(pvr_dev, ROGUE_FW_HEAP_META_SHIFT, 0);
500 
501 	return 0;
502 }
503 
504 static u32
505 pvr_meta_get_fw_addr_with_offset(struct pvr_fw_object *fw_obj, u32 offset)
506 {
507 	u32 fw_addr = fw_obj->fw_addr_offset + offset + ROGUE_FW_SEGMMU_DATA_BASE_ADDRESS;
508 
509 	/* META cacheability is determined by address. */
510 	if (fw_obj->gem->flags & PVR_BO_FW_FLAGS_DEVICE_UNCACHED)
511 		fw_addr |= ROGUE_FW_SEGMMU_DATA_META_UNCACHED |
512 			   ROGUE_FW_SEGMMU_DATA_VIVT_SLC_UNCACHED;
513 
514 	return fw_addr;
515 }
516 
517 static int
518 pvr_meta_vm_map(struct pvr_device *pvr_dev, struct pvr_fw_object *fw_obj)
519 {
520 	struct pvr_gem_object *pvr_obj = fw_obj->gem;
521 
522 	return pvr_vm_map(pvr_dev->kernel_vm_ctx, pvr_obj, 0, fw_obj->fw_mm_node.start,
523 			  pvr_gem_object_size(pvr_obj));
524 }
525 
526 static void
527 pvr_meta_vm_unmap(struct pvr_device *pvr_dev, struct pvr_fw_object *fw_obj)
528 {
529 	pvr_vm_unmap(pvr_dev->kernel_vm_ctx, fw_obj->fw_mm_node.start,
530 		     fw_obj->fw_mm_node.size);
531 }
532 
533 static bool
534 pvr_meta_has_fixed_data_addr(void)
535 {
536 	return false;
537 }
538 
539 const struct pvr_fw_defs pvr_fw_defs_meta = {
540 	.init = pvr_meta_init,
541 	.fw_process = pvr_meta_fw_process,
542 	.vm_map = pvr_meta_vm_map,
543 	.vm_unmap = pvr_meta_vm_unmap,
544 	.get_fw_addr_with_offset = pvr_meta_get_fw_addr_with_offset,
545 	.wrapper_init = pvr_meta_wrapper_init,
546 	.has_fixed_data_addr = pvr_meta_has_fixed_data_addr,
547 	.irq = {
548 		.enable_reg = ROGUE_CR_META_SP_MSLVIRQENABLE,
549 		.status_reg = ROGUE_CR_META_SP_MSLVIRQSTATUS,
550 		.clear_reg = ROGUE_CR_META_SP_MSLVIRQSTATUS,
551 		.event_mask = ROGUE_CR_META_SP_MSLVIRQSTATUS_TRIGVECT2_EN,
552 		.clear_mask = ROGUE_CR_META_SP_MSLVIRQSTATUS_TRIGVECT2_CLRMSK,
553 	},
554 };
555