34 static bool qxl_check_device(struct qxl_device *qdev)  in qxl_check_device()  argument
36 	struct qxl_rom *rom = qdev->rom;  in qxl_check_device()
51 	qdev->vram_size = rom->surface0_area_size;  in qxl_check_device()
56 static void setup_hw_slot(struct qxl_device *qdev, int slot_index,  in setup_hw_slot()  argument
59 	qdev->ram_header->mem_slot.mem_start = slot->start_phys_addr;  in setup_hw_slot()
60 	qdev->ram_header->mem_slot.mem_end = slot->end_phys_addr;  in setup_hw_slot()
61 	qxl_io_memslot_add(qdev, slot_index);  in setup_hw_slot()
64 static uint8_t setup_slot(struct qxl_device *qdev, uint8_t slot_index_offset,  in setup_slot()  argument
71 	slot_index = qdev->rom->slots_start + slot_index_offset;  in setup_slot()
72 	slot = &qdev->mem_slots[slot_index];  in setup_slot()
76 	setup_hw_slot(qdev, slot_index, slot);  in setup_slot()
78 	slot->generation = qdev->rom->slot_generation;  in setup_slot()
79 	high_bits = slot_index << qdev->slot_gen_bits;  in setup_slot()
81 	high_bits <<= (64 - (qdev->slot_gen_bits + qdev->slot_id_bits));  in setup_slot()
86 void qxl_reinit_memslots(struct qxl_device *qdev)  in qxl_reinit_memslots()  argument
88 	setup_hw_slot(qdev, qdev->main_mem_slot, &qdev->mem_slots[qdev->main_mem_slot]);  in qxl_reinit_memslots()
89 	setup_hw_slot(qdev, qdev->surfaces_mem_slot, &qdev->mem_slots[qdev->surfaces_mem_slot]);  in qxl_reinit_memslots()
94 	struct qxl_device *qdev = container_of(work, struct qxl_device, gc_work);  in qxl_gc_work()  local
95 	qxl_garbage_collect(qdev);  in qxl_gc_work()
98 int qxl_device_init(struct qxl_device *qdev,  in qxl_device_init()  argument
104 	r = drm_dev_init(&qdev->ddev, drv, &pdev->dev);  in qxl_device_init()
108 	qdev->ddev.pdev = pdev;  in qxl_device_init()
109 	pci_set_drvdata(pdev, &qdev->ddev);  in qxl_device_init()
110 	qdev->ddev.dev_private = qdev;  in qxl_device_init()
112 	mutex_init(&qdev->gem.mutex);  in qxl_device_init()
113 	mutex_init(&qdev->update_area_mutex);  in qxl_device_init()
114 	mutex_init(&qdev->release_mutex);  in qxl_device_init()
115 	mutex_init(&qdev->surf_evict_mutex);  in qxl_device_init()
116 	qxl_gem_init(qdev);  in qxl_device_init()
118 	qdev->rom_base = pci_resource_start(pdev, 2);  in qxl_device_init()
119 	qdev->rom_size = pci_resource_len(pdev, 2);  in qxl_device_init()
120 	qdev->vram_base = pci_resource_start(pdev, 0);  in qxl_device_init()
121 	qdev->io_base = pci_resource_start(pdev, 3);  in qxl_device_init()
123 	qdev->vram_mapping = io_mapping_create_wc(qdev->vram_base, pci_resource_len(pdev, 0));  in qxl_device_init()
128 		qdev->surfaceram_base = pci_resource_start(pdev, sb);  in qxl_device_init()
129 		qdev->surfaceram_size = pci_resource_len(pdev, sb);  in qxl_device_init()
130 		qdev->surface_mapping =  in qxl_device_init()
131 			io_mapping_create_wc(qdev->surfaceram_base,  in qxl_device_init()
132 					     qdev->surfaceram_size);  in qxl_device_init()
134 	if (qdev->surface_mapping == NULL) {  in qxl_device_init()
137 		qdev->surfaceram_base = pci_resource_start(pdev, sb);  in qxl_device_init()
138 		qdev->surfaceram_size = pci_resource_len(pdev, sb);  in qxl_device_init()
139 		qdev->surface_mapping =  in qxl_device_init()
140 			io_mapping_create_wc(qdev->surfaceram_base,  in qxl_device_init()
141 					     qdev->surfaceram_size);  in qxl_device_init()
145 		 (unsigned long long)qdev->vram_base,  in qxl_device_init()
149 		 (unsigned long long)qdev->surfaceram_base,  in qxl_device_init()
151 		 (int)qdev->surfaceram_size / 1024 / 1024,  in qxl_device_init()
152 		 (int)qdev->surfaceram_size / 1024,  in qxl_device_init()
155 	qdev->rom = ioremap(qdev->rom_base, qdev->rom_size);  in qxl_device_init()
156 	if (!qdev->rom) {  in qxl_device_init()
161 	qxl_check_device(qdev);  in qxl_device_init()
163 	r = qxl_bo_init(qdev);  in qxl_device_init()
169 	qdev->ram_header = ioremap(qdev->vram_base +  in qxl_device_init()
170 				   qdev->rom->ram_header_offset,  in qxl_device_init()
171 				   sizeof(*qdev->ram_header));  in qxl_device_init()
173 	qdev->command_ring = qxl_ring_create(&(qdev->ram_header->cmd_ring_hdr),  in qxl_device_init()
176 					     qdev->io_base + QXL_IO_NOTIFY_CMD,  in qxl_device_init()
178 					     &qdev->display_event);  in qxl_device_init()
180 	qdev->cursor_ring = qxl_ring_create(  in qxl_device_init()
181 				&(qdev->ram_header->cursor_ring_hdr),  in qxl_device_init()
184 				qdev->io_base + QXL_IO_NOTIFY_CMD,  in qxl_device_init()
186 				&qdev->cursor_event);  in qxl_device_init()
188 	qdev->release_ring = qxl_ring_create(  in qxl_device_init()
189 				&(qdev->ram_header->release_ring_hdr),  in qxl_device_init()
196 	qdev->n_mem_slots = qdev->rom->slots_end;  in qxl_device_init()
197 	qdev->slot_gen_bits = qdev->rom->slot_gen_bits;  in qxl_device_init()
198 	qdev->slot_id_bits = qdev->rom->slot_id_bits;  in qxl_device_init()
199 	qdev->va_slot_mask =  in qxl_device_init()
200 		(~(uint64_t)0) >> (qdev->slot_id_bits + qdev->slot_gen_bits);  in qxl_device_init()
202 	qdev->mem_slots =  in qxl_device_init()
203 		kmalloc(qdev->n_mem_slots * sizeof(struct qxl_memslot),  in qxl_device_init()
206 	idr_init(&qdev->release_idr);  in qxl_device_init()
207 	spin_lock_init(&qdev->release_idr_lock);  in qxl_device_init()
208 	spin_lock_init(&qdev->release_lock);  in qxl_device_init()
210 	idr_init(&qdev->surf_id_idr);  in qxl_device_init()
211 	spin_lock_init(&qdev->surf_id_idr_lock);  in qxl_device_init()
213 	mutex_init(&qdev->async_io_mutex);  in qxl_device_init()
217 	qxl_io_reset(qdev);  in qxl_device_init()
220 	r = qxl_irq_init(qdev);  in qxl_device_init()
228 	qdev->main_mem_slot = setup_slot(qdev, 0,  in qxl_device_init()
229 		(unsigned long)qdev->vram_base,  in qxl_device_init()
230 		(unsigned long)qdev->vram_base + qdev->rom->ram_header_offset);  in qxl_device_init()
231 	qdev->surfaces_mem_slot = setup_slot(qdev, 1,  in qxl_device_init()
232 		(unsigned long)qdev->surfaceram_base,  in qxl_device_init()
233 		(unsigned long)qdev->surfaceram_base + qdev->surfaceram_size);  in qxl_device_init()
235 		 qdev->main_mem_slot,  in qxl_device_init()
236 		 (unsigned long)qdev->vram_base, qdev->rom->ram_header_offset);  in qxl_device_init()
238 		 qdev->surfaces_mem_slot,  in qxl_device_init()
239 		 (unsigned long)qdev->surfaceram_base,  in qxl_device_init()
240 		 (unsigned long)qdev->surfaceram_size);  in qxl_device_init()
243 	INIT_WORK(&qdev->gc_work, qxl_gc_work);  in qxl_device_init()
248 void qxl_device_fini(struct qxl_device *qdev)  in qxl_device_fini()  argument
250 	if (qdev->current_release_bo[0])  in qxl_device_fini()
251 		qxl_bo_unref(&qdev->current_release_bo[0]);  in qxl_device_fini()
252 	if (qdev->current_release_bo[1])  in qxl_device_fini()
253 		qxl_bo_unref(&qdev->current_release_bo[1]);  in qxl_device_fini()
254 	flush_work(&qdev->gc_work);  in qxl_device_fini()
255 	qxl_ring_free(qdev->command_ring);  in qxl_device_fini()
256 	qxl_ring_free(qdev->cursor_ring);  in qxl_device_fini()
257 	qxl_ring_free(qdev->release_ring);  in qxl_device_fini()
258 	qxl_gem_fini(qdev);  in qxl_device_fini()
259 	qxl_bo_fini(qdev);  in qxl_device_fini()
260 	io_mapping_free(qdev->surface_mapping);  in qxl_device_fini()
261 	io_mapping_free(qdev->vram_mapping);  in qxl_device_fini()
262 	iounmap(qdev->ram_header);  in qxl_device_fini()
263 	iounmap(qdev->rom);  in qxl_device_fini()
264 	qdev->rom = NULL;  in qxl_device_fini()