Cross Reference: /drivers/infiniband/hw/mthca/mthca

Lines Matching defs:table
222 int mthca_table_get(struct mthca_dev *dev, struct mthca_icm_table *table, int obj)
224 	int i = (obj & (table->num_obj - 1)) * table->obj_size / MTHCA_TABLE_CHUNK_SIZE;
227 	mutex_lock(&table->mutex);
229 	if (table->icm[i]) {
230 		++table->icm[i]->refcount;
234 	table->icm[i] = mthca_alloc_icm(dev, MTHCA_TABLE_CHUNK_SIZE >> PAGE_SHIFT,
235 					(table->lowmem ? GFP_KERNEL : GFP_HIGHUSER) |
236 					__GFP_NOWARN, table->coherent);
237 	if (!table->icm[i]) {
242 	if (mthca_MAP_ICM(dev, table->icm[i],
243 			  table->virt + i * MTHCA_TABLE_CHUNK_SIZE)) {
244 		mthca_free_icm(dev, table->icm[i], table->coherent);
245 		table->icm[i] = NULL;
250 	++table->icm[i]->refcount;
253 	mutex_unlock(&table->mutex);
257 void mthca_table_put(struct mthca_dev *dev, struct mthca_icm_table *table, int obj)
264 	i = (obj & (table->num_obj - 1)) * table->obj_size / MTHCA_TABLE_CHUNK_SIZE;
266 	mutex_lock(&table->mutex);
268 	if (--table->icm[i]->refcount == 0) {
269 		mthca_UNMAP_ICM(dev, table->virt + i * MTHCA_TABLE_CHUNK_SIZE,
271 		mthca_free_icm(dev, table->icm[i], table->coherent);
272 		table->icm[i] = NULL;
275 	mutex_unlock(&table->mutex);
278 void *mthca_table_find(struct mthca_icm_table *table, int obj, dma_addr_t *dma_handle)
285 	if (!table->lowmem)
288 	mutex_lock(&table->mutex);
290 	idx = (obj & (table->num_obj - 1)) * table->obj_size;
291 	icm = table->icm[idx / MTHCA_TABLE_CHUNK_SIZE];
317 	mutex_unlock(&table->mutex);
321 int mthca_table_get_range(struct mthca_dev *dev, struct mthca_icm_table *table,
324 	int inc = MTHCA_TABLE_CHUNK_SIZE / table->obj_size;
328 		err = mthca_table_get(dev, table, i);
338 		mthca_table_put(dev, table, i);
344 void mthca_table_put_range(struct mthca_dev *dev, struct mthca_icm_table *table,
352 	for (i = start; i <= end; i += MTHCA_TABLE_CHUNK_SIZE / table->obj_size)
353 		mthca_table_put(dev, table, i);
361 	struct mthca_icm_table *table;
370 	table = kmalloc(sizeof *table + num_icm * sizeof *table->icm, GFP_KERNEL);
371 	if (!table)
374 	table->virt     = virt;
375 	table->num_icm  = num_icm;
376 	table->num_obj  = nobj;
377 	table->obj_size = obj_size;
378 	table->lowmem   = use_lowmem;
379 	table->coherent = use_coherent;
380 	mutex_init(&table->mutex);
383 		table->icm[i] = NULL;
390 		table->icm[i] = mthca_alloc_icm(dev, chunk_size >> PAGE_SHIFT,
393 		if (!table->icm[i])
395 		if (mthca_MAP_ICM(dev, table->icm[i],
397 			mthca_free_icm(dev, table->icm[i], table->coherent);
398 			table->icm[i] = NULL;
406 		++table->icm[i]->refcount;
409 	return table;
413 		if (table->icm[i]) {
416 			mthca_free_icm(dev, table->icm[i], table->coherent);
419 	kfree(table);
424 void mthca_free_icm_table(struct mthca_dev *dev, struct mthca_icm_table *table)
428 	for (i = 0; i < table->num_icm; ++i)
429 		if (table->icm[i]) {
431 					table->virt + i * MTHCA_TABLE_CHUNK_SIZE,
433 			mthca_free_icm(dev, table->icm[i], table->coherent);
436 	kfree(table);
513 	 * pages until we clean up the whole db table.