26 #include <linux/io-mapping.h>
38 	struct qxl_rom *rom = qdev->rom;  in qxl_check_device()  local
40 	if (rom->magic != 0x4f525851) {  in qxl_check_device()
41 		DRM_ERROR("bad rom signature %x\n", rom->magic);  in qxl_check_device()
45 	DRM_INFO("Device Version %d.%d\n", rom->id, rom->update_id);  in qxl_check_device()
46 	DRM_INFO("Compression level %d log level %d\n", rom->compression_level,  in qxl_check_device()
47 		 rom->log_level);  in qxl_check_device()
49 		 rom->num_io_pages, rom->pages_offset);  in qxl_check_device()
51 		 rom->surface0_area_size, rom->draw_area_offset);  in qxl_check_device()
53 	qdev->vram_size = rom->surface0_area_size;  in qxl_check_device()
54 	DRM_INFO("RAM header offset: 0x%x\n", rom->ram_header_offset);  in qxl_check_device()
60 	qdev->ram_header->mem_slot.mem_start = slot->start_phys_addr;  in setup_hw_slot()
61 	qdev->ram_header->mem_slot.mem_end = slot->start_phys_addr + slot->size;  in setup_hw_slot()
62 	qxl_io_memslot_add(qdev, qdev->rom->slots_start + slot->index);  in setup_hw_slot()
74 	slot->index = slot_index;  in setup_slot()
75 	slot->name = slot_name;  in setup_slot()
76 	slot->start_phys_addr = start_phys_addr;  in setup_slot()
77 	slot->size = size;  in setup_slot()
81 	slot->generation = qdev->rom->slot_generation;  in setup_slot()
82 	high_bits = (qdev->rom->slots_start + slot->index)  in setup_slot()
83 		<< qdev->rom->slot_gen_bits;  in setup_slot()
84 	high_bits |= slot->generation;  in setup_slot()
85 	high_bits <<= (64 - (qdev->rom->slot_gen_bits + qdev->rom->slot_id_bits));  in setup_slot()
86 	slot->high_bits = high_bits;  in setup_slot()
89 		 slot->index, slot->name,  in setup_slot()
90 		 (unsigned long)slot->start_phys_addr,  in setup_slot()
91 		 (unsigned long)slot->size);  in setup_slot()
96 	setup_hw_slot(qdev, &qdev->main_slot);  in qxl_reinit_memslots()
97 	setup_hw_slot(qdev, &qdev->surfaces_slot);  in qxl_reinit_memslots()
112 	pci_set_drvdata(pdev, &qdev->ddev);  in qxl_device_init()
114 	mutex_init(&qdev->gem.mutex);  in qxl_device_init()
115 	mutex_init(&qdev->update_area_mutex);  in qxl_device_init()
116 	mutex_init(&qdev->release_mutex);  in qxl_device_init()
117 	mutex_init(&qdev->surf_evict_mutex);  in qxl_device_init()
120 	qdev->rom_base = pci_resource_start(pdev, 2);  in qxl_device_init()
121 	qdev->rom_size = pci_resource_len(pdev, 2);  in qxl_device_init()
122 	qdev->vram_base = pci_resource_start(pdev, 0);  in qxl_device_init()
123 	qdev->io_base = pci_resource_start(pdev, 3);  in qxl_device_init()
125 	qdev->vram_mapping = io_mapping_create_wc(qdev->vram_base, pci_resource_len(pdev, 0));  in qxl_device_init()
126 	if (!qdev->vram_mapping) {  in qxl_device_init()
128 		return -ENOMEM;  in qxl_device_init()
134 		qdev->surfaceram_base = pci_resource_start(pdev, sb);  in qxl_device_init()
135 		qdev->surfaceram_size = pci_resource_len(pdev, sb);  in qxl_device_init()
136 		qdev->surface_mapping =  in qxl_device_init()
137 			io_mapping_create_wc(qdev->surfaceram_base,  in qxl_device_init()
138 					     qdev->surfaceram_size);  in qxl_device_init()
140 	if (qdev->surface_mapping == NULL) {  in qxl_device_init()
143 		qdev->surfaceram_base = pci_resource_start(pdev, sb);  in qxl_device_init()
144 		qdev->surfaceram_size = pci_resource_len(pdev, sb);  in qxl_device_init()
145 		qdev->surface_mapping =  in qxl_device_init()
146 			io_mapping_create_wc(qdev->surfaceram_base,  in qxl_device_init()
147 					     qdev->surfaceram_size);  in qxl_device_init()
148 		if (!qdev->surface_mapping) {  in qxl_device_init()
150 			r = -ENOMEM;  in qxl_device_init()
155 	DRM_DEBUG_KMS("qxl: vram %llx-%llx(%dM %dk), surface %llx-%llx(%dM %dk, %s)\n",  in qxl_device_init()
156 		 (unsigned long long)qdev->vram_base,  in qxl_device_init()
160 		 (unsigned long long)qdev->surfaceram_base,  in qxl_device_init()
162 		 (int)qdev->surfaceram_size / 1024 / 1024,  in qxl_device_init()
163 		 (int)qdev->surfaceram_size / 1024,  in qxl_device_init()
166 	qdev->rom = ioremap_wc(qdev->rom_base, qdev->rom_size);  in qxl_device_init()
167 	if (!qdev->rom) {  in qxl_device_init()
168 		pr_err("Unable to ioremap ROM\n");  in qxl_device_init()
169 		r = -ENOMEM;  in qxl_device_init()
174 		r = -ENODEV;  in qxl_device_init()
184 	qdev->ram_header = ioremap_wc(qdev->vram_base +  in qxl_device_init()
185 				   qdev->rom->ram_header_offset,  in qxl_device_init()
186 				   sizeof(*qdev->ram_header));  in qxl_device_init()
187 	if (!qdev->ram_header) {  in qxl_device_init()
189 		r = -ENOMEM;  in qxl_device_init()
193 	qdev->command_ring = qxl_ring_create(&(qdev->ram_header->cmd_ring_hdr),  in qxl_device_init()
196 					     qdev->io_base + QXL_IO_NOTIFY_CMD,  in qxl_device_init()
197 					     &qdev->display_event);  in qxl_device_init()
198 	if (!qdev->command_ring) {  in qxl_device_init()
200 		r = -ENOMEM;  in qxl_device_init()
204 	qdev->cursor_ring = qxl_ring_create(  in qxl_device_init()
205 				&(qdev->ram_header->cursor_ring_hdr),  in qxl_device_init()
208 				qdev->io_base + QXL_IO_NOTIFY_CURSOR,  in qxl_device_init()
209 				&qdev->cursor_event);  in qxl_device_init()
211 	if (!qdev->cursor_ring) {  in qxl_device_init()
213 		r = -ENOMEM;  in qxl_device_init()
217 	qdev->release_ring = qxl_ring_create(  in qxl_device_init()
218 				&(qdev->ram_header->release_ring_hdr),  in qxl_device_init()
223 	if (!qdev->release_ring) {  in qxl_device_init()
225 		r = -ENOMEM;  in qxl_device_init()
229 	idr_init_base(&qdev->release_idr, 1);  in qxl_device_init()
230 	spin_lock_init(&qdev->release_idr_lock);  in qxl_device_init()
231 	spin_lock_init(&qdev->release_lock);  in qxl_device_init()
233 	idr_init_base(&qdev->surf_id_idr, 1);  in qxl_device_init()
234 	spin_lock_init(&qdev->surf_id_idr_lock);  in qxl_device_init()
236 	mutex_init(&qdev->async_io_mutex);  in qxl_device_init()
238 	/* reset the device into a known state - no memslots, no primary  in qxl_device_init()
242 	/* must initialize irq before first async io - slot creation */  in qxl_device_init()
253 	setup_slot(qdev, &qdev->main_slot, 0, "main",  in qxl_device_init()
254 		   (unsigned long)qdev->vram_base,  in qxl_device_init()
255 		   (unsigned long)qdev->rom->ram_header_offset);  in qxl_device_init()
256 	setup_slot(qdev, &qdev->surfaces_slot, 1, "surfaces",  in qxl_device_init()
257 		   (unsigned long)qdev->surfaceram_base,  in qxl_device_init()
258 		   (unsigned long)qdev->surfaceram_size);  in qxl_device_init()
260 	INIT_WORK(&qdev->gc_work, qxl_gc_work);  in qxl_device_init()
265 	qxl_ring_free(qdev->release_ring);  in qxl_device_init()
267 	qxl_ring_free(qdev->cursor_ring);  in qxl_device_init()
269 	qxl_ring_free(qdev->command_ring);  in qxl_device_init()
271 	iounmap(qdev->ram_header);  in qxl_device_init()
275 	iounmap(qdev->rom);  in qxl_device_init()
277 	io_mapping_free(qdev->surface_mapping);  in qxl_device_init()
279 	io_mapping_free(qdev->vram_mapping);  in qxl_device_init()
288 	if (!qdev->gc_work.func)  in qxl_device_fini()
292 		if (!qdev->current_release_bo[cur_idx])  in qxl_device_fini()
294 		qxl_bo_unpin(qdev->current_release_bo[cur_idx]);  in qxl_device_fini()
295 		qxl_bo_unref(&qdev->current_release_bo[cur_idx]);  in qxl_device_fini()
296 		qdev->current_release_bo_offset[cur_idx] = 0;  in qxl_device_fini()
297 		qdev->current_release_bo[cur_idx] = NULL;  in qxl_device_fini()
305 	wait_event_timeout(qdev->release_event,  in qxl_device_fini()
306 			   atomic_read(&qdev->release_count) == 0,  in qxl_device_fini()
308 	flush_work(&qdev->gc_work);  in qxl_device_fini()
314 	qxl_ring_free(qdev->command_ring);  in qxl_device_fini()
315 	qxl_ring_free(qdev->cursor_ring);  in qxl_device_fini()
316 	qxl_ring_free(qdev->release_ring);  in qxl_device_fini()
317 	io_mapping_free(qdev->surface_mapping);  in qxl_device_fini()
318 	io_mapping_free(qdev->vram_mapping);  in qxl_device_fini()
319 	iounmap(qdev->ram_header);  in qxl_device_fini()
320 	iounmap(qdev->rom);  in qxl_device_fini()
321 	qdev->rom = NULL;  in qxl_device_fini()