Lines Matching refs:dev
75 static int ps3stor_probe_access(struct ps3_storage_device *dev)
81 if (dev->sbd.match_id == PS3_MATCH_ID_STOR_ROM) {
83 dev->accessible_regions = 1;
88 for (i = 0; i < dev->num_regions; i++) {
89 dev_dbg(&dev->sbd.core,
93 dev->region_idx = i;
94 res = ps3stor_read_write_sectors(dev, dev->bounce_lpar, 0, 1,
97 dev_dbg(&dev->sbd.core, "%s:%u: read failed, "
103 dev_dbg(&dev->sbd.core, "%s:%u: region %u is accessible\n",
105 set_bit(i, &dev->accessible_regions);
113 n = hweight_long(dev->accessible_regions);
115 dev_info(&dev->sbd.core,
119 dev->region_idx = __ffs(dev->accessible_regions);
120 dev_info(&dev->sbd.core,
122 dev->region_idx, dev->regions[dev->region_idx].start,
123 dev->regions[dev->region_idx].size);
131 * @dev: Pointer to a struct ps3_storage_device
136 int ps3stor_setup(struct ps3_storage_device *dev, irq_handler_t handler)
141 error = ps3stor_open_hv_device(&dev->sbd);
143 dev_err(&dev->sbd.core,
149 error = ps3_sb_event_receive_port_setup(&dev->sbd, PS3_BINDING_CPU_ANY,
150 &dev->irq);
152 dev_err(&dev->sbd.core,
158 error = request_irq(dev->irq, handler, 0,
159 dev->sbd.core.driver->name, dev);
161 dev_err(&dev->sbd.core, "%s:%u: request_irq failed %d\n",
166 alignment = min(__ffs(dev->bounce_size),
167 __ffs((unsigned long)dev->bounce_buf));
169 dev_err(&dev->sbd.core,
171 __func__, __LINE__, dev->bounce_size, dev->bounce_buf);
178 dev->sbd.d_region = &dev->dma_region;
179 ps3_dma_region_init(&dev->sbd, &dev->dma_region, page_size,
180 PS3_DMA_OTHER, dev->bounce_buf, dev->bounce_size);
181 res = ps3_dma_region_create(&dev->dma_region);
183 dev_err(&dev->sbd.core, "%s:%u: cannot create DMA region\n",
189 dev->bounce_lpar = ps3_mm_phys_to_lpar(__pa(dev->bounce_buf));
190 dev->bounce_dma = dma_map_single(&dev->sbd.core, dev->bounce_buf,
191 dev->bounce_size, DMA_BIDIRECTIONAL);
192 if (dma_mapping_error(&dev->sbd.core, dev->bounce_dma)) {
193 dev_err(&dev->sbd.core, "%s:%u: map DMA region failed\n",
199 error = ps3stor_probe_access(dev);
201 dev_err(&dev->sbd.core, "%s:%u: No accessible regions found\n",
208 dma_unmap_single(&dev->sbd.core, dev->bounce_dma, dev->bounce_size,
211 ps3_dma_region_free(&dev->dma_region);
213 free_irq(dev->irq, dev);
215 ps3_sb_event_receive_port_destroy(&dev->sbd, dev->irq);
217 ps3stor_close_hv_device(&dev->sbd);
226 * @dev: Pointer to a struct ps3_storage_device
228 void ps3stor_teardown(struct ps3_storage_device *dev)
232 dma_unmap_single(&dev->sbd.core, dev->bounce_dma, dev->bounce_size,
234 ps3_dma_region_free(&dev->dma_region);
236 free_irq(dev->irq, dev);
238 error = ps3_sb_event_receive_port_destroy(&dev->sbd, dev->irq);
240 dev_err(&dev->sbd.core,
244 error = ps3stor_close_hv_device(&dev->sbd);
246 dev_err(&dev->sbd.core,
255 * @dev: Pointer to a struct ps3_storage_device
264 u64 ps3stor_read_write_sectors(struct ps3_storage_device *dev, u64 lpar,
267 unsigned int region_id = dev->regions[dev->region_idx].id;
271 dev_dbg(&dev->sbd.core, "%s:%u: %s %llu sectors starting at %llu\n",
274 init_completion(&dev->done);
275 res = write ? lv1_storage_write(dev->sbd.dev_id, region_id,
277 &dev->tag)
278 : lv1_storage_read(dev->sbd.dev_id, region_id,
280 &dev->tag);
282 dev_dbg(&dev->sbd.core, "%s:%u: %s failed %d\n", __func__,
287 wait_for_completion(&dev->done);
288 if (dev->lv1_status) {
289 dev_dbg(&dev->sbd.core, "%s:%u: %s failed 0x%llx\n", __func__,
290 __LINE__, op, dev->lv1_status);
291 return dev->lv1_status;
294 dev_dbg(&dev->sbd.core, "%s:%u: %s completed\n", __func__, __LINE__,
304 * @dev: Pointer to a struct ps3_storage_device
314 u64 ps3stor_send_command(struct ps3_storage_device *dev, u64 cmd, u64 arg1,
319 dev_dbg(&dev->sbd.core, "%s:%u: send device command 0x%llx\n", __func__,
322 init_completion(&dev->done);
324 res = lv1_storage_send_device_command(dev->sbd.dev_id, cmd, arg1,
325 arg2, arg3, arg4, &dev->tag);
327 dev_err(&dev->sbd.core,
333 wait_for_completion(&dev->done);
334 if (dev->lv1_status) {
335 dev_dbg(&dev->sbd.core, "%s:%u: command 0x%llx failed 0x%llx\n",
336 __func__, __LINE__, cmd, dev->lv1_status);
337 return dev->lv1_status;
340 dev_dbg(&dev->sbd.core, "%s:%u: command 0x%llx completed\n", __func__,