61 	struct rsxx_cardinfo *card = bdev->bd_disk->private_data;  in rsxx_blkdev_ioctl()  local
65 		return rsxx_reg_access(card, (void __user *)arg, 1);  in rsxx_blkdev_ioctl()
67 		return rsxx_reg_access(card, (void __user *)arg, 0);  in rsxx_blkdev_ioctl()
75 	struct rsxx_cardinfo *card = bdev->bd_disk->private_data;  in rsxx_getgeo()  local
76 	u64 blocks = card->size8 >> 9;  in rsxx_getgeo()
82 	if (card->size8) {  in rsxx_getgeo()
102 static void bio_dma_done_cb(struct rsxx_cardinfo *card,  in bio_dma_done_cb()  argument
112 		if (!card->eeh_state && card->gendisk)  in bio_dma_done_cb()
125 	struct rsxx_cardinfo *card = bio->bi_disk->private_data;  in rsxx_submit_bio()  local
133 	if (!card)  in rsxx_submit_bio()
136 	if (bio_end_sector(bio) > get_capacity(card->gendisk))  in rsxx_submit_bio()
139 	if (unlikely(card->halt))  in rsxx_submit_bio()
142 	if (unlikely(card->dma_fault))  in rsxx_submit_bio()
146 		dev_err(CARD_TO_DEV(card), "size zero BIO!\n");  in rsxx_submit_bio()
160 	if (!unlikely(card->halt))  in rsxx_submit_bio()
163 	dev_dbg(CARD_TO_DEV(card), "BIO[%c]: meta: %p addr8: x%llx size: %d\n",  in rsxx_submit_bio()
167 	st = rsxx_dma_queue_bio(card, bio, &bio_meta->pending_dmas,  in rsxx_submit_bio()
184 static bool rsxx_discard_supported(struct rsxx_cardinfo *card)  in rsxx_discard_supported()  argument
188 	pci_read_config_byte(card->dev, PCI_REVISION_ID, &pci_rev);  in rsxx_discard_supported()
193 int rsxx_attach_dev(struct rsxx_cardinfo *card)  in rsxx_attach_dev()  argument
195 	mutex_lock(&card->dev_lock);  in rsxx_attach_dev()
199 		if (card->config_valid)  in rsxx_attach_dev()
200 			set_capacity(card->gendisk, card->size8 >> 9);  in rsxx_attach_dev()
202 			set_capacity(card->gendisk, 0);  in rsxx_attach_dev()
203 		device_add_disk(CARD_TO_DEV(card), card->gendisk, NULL);  in rsxx_attach_dev()
204 		card->bdev_attached = 1;  in rsxx_attach_dev()
207 	mutex_unlock(&card->dev_lock);  in rsxx_attach_dev()
212 void rsxx_detach_dev(struct rsxx_cardinfo *card)  in rsxx_detach_dev()  argument
214 	mutex_lock(&card->dev_lock);  in rsxx_detach_dev()
216 	if (card->bdev_attached) {  in rsxx_detach_dev()
217 		del_gendisk(card->gendisk);  in rsxx_detach_dev()
218 		card->bdev_attached = 0;  in rsxx_detach_dev()
221 	mutex_unlock(&card->dev_lock);  in rsxx_detach_dev()
224 int rsxx_setup_dev(struct rsxx_cardinfo *card)  in rsxx_setup_dev()  argument
228 	mutex_init(&card->dev_lock);  in rsxx_setup_dev()
233 	card->major = register_blkdev(0, DRIVER_NAME);  in rsxx_setup_dev()
234 	if (card->major < 0) {  in rsxx_setup_dev()
235 		dev_err(CARD_TO_DEV(card), "Failed to get major number\n");  in rsxx_setup_dev()
239 	card->queue = blk_alloc_queue(NUMA_NO_NODE);  in rsxx_setup_dev()
240 	if (!card->queue) {  in rsxx_setup_dev()
241 		dev_err(CARD_TO_DEV(card), "Failed queue alloc\n");  in rsxx_setup_dev()
242 		unregister_blkdev(card->major, DRIVER_NAME);  in rsxx_setup_dev()
246 	card->gendisk = alloc_disk(blkdev_minors);  in rsxx_setup_dev()
247 	if (!card->gendisk) {  in rsxx_setup_dev()
248 		dev_err(CARD_TO_DEV(card), "Failed disk alloc\n");  in rsxx_setup_dev()
249 		blk_cleanup_queue(card->queue);  in rsxx_setup_dev()
250 		unregister_blkdev(card->major, DRIVER_NAME);  in rsxx_setup_dev()
254 	if (card->config_valid) {  in rsxx_setup_dev()
255 		blk_size = card->config.data.block_size;  in rsxx_setup_dev()
256 		blk_queue_dma_alignment(card->queue, blk_size - 1);  in rsxx_setup_dev()
257 		blk_queue_logical_block_size(card->queue, blk_size);  in rsxx_setup_dev()
260 	blk_queue_max_hw_sectors(card->queue, blkdev_max_hw_sectors);  in rsxx_setup_dev()
261 	blk_queue_physical_block_size(card->queue, RSXX_HW_BLK_SIZE);  in rsxx_setup_dev()
263 	blk_queue_flag_set(QUEUE_FLAG_NONROT, card->queue);  in rsxx_setup_dev()
264 	blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, card->queue);  in rsxx_setup_dev()
265 	if (rsxx_discard_supported(card)) {  in rsxx_setup_dev()
266 		blk_queue_flag_set(QUEUE_FLAG_DISCARD, card->queue);  in rsxx_setup_dev()
267 		blk_queue_max_discard_sectors(card->queue,  in rsxx_setup_dev()
269 		card->queue->limits.discard_granularity = RSXX_HW_BLK_SIZE;  in rsxx_setup_dev()
270 		card->queue->limits.discard_alignment   = RSXX_HW_BLK_SIZE;  in rsxx_setup_dev()
273 	snprintf(card->gendisk->disk_name, sizeof(card->gendisk->disk_name),  in rsxx_setup_dev()
274 		 "rsxx%d", card->disk_id);  in rsxx_setup_dev()
275 	card->gendisk->major = card->major;  in rsxx_setup_dev()
276 	card->gendisk->first_minor = 0;  in rsxx_setup_dev()
277 	card->gendisk->fops = &rsxx_fops;  in rsxx_setup_dev()
278 	card->gendisk->private_data = card;  in rsxx_setup_dev()
279 	card->gendisk->queue = card->queue;  in rsxx_setup_dev()
284 void rsxx_destroy_dev(struct rsxx_cardinfo *card)  in rsxx_destroy_dev()  argument
289 	put_disk(card->gendisk);  in rsxx_destroy_dev()
290 	card->gendisk = NULL;  in rsxx_destroy_dev()
292 	blk_cleanup_queue(card->queue);  in rsxx_destroy_dev()
293 	unregister_blkdev(card->major, DRIVER_NAME);  in rsxx_destroy_dev()