Lines Matching defs:buf
49 u8 *buf;
75 buf = kzalloc(size, GFP_KERNEL);
76 if (!buf)
89 memcpy_fromio(buf, dfse->io_mem + pos, size);
93 memcpy(buf, dfse->cache_buf + pos, size);
101 kfree(buf);
105 memcpy_fromio(buf, dfse->io_mem + pos, size);
108 memcpy(buf, ((u8 *)(dfse->buf) + pos), size);
112 size_ret = copy_to_user(buffer, buf + skip, count);
114 kfree(buf);
204 dfse->buf = base;
217 static int memory_info_update(struct snd_sof_dev *sdev, char *buf, size_t buff_size)
255 ret = scnprintf(buf + len, buff_size - len, "zone %d.%d used %#8x free %#8x\n",
278 data_length = memory_info_update(sdev, dfse->buf, dfse->size);
284 return simple_read_from_buffer(to, count, ppos, dfse->buf, dfse->buf_data_size);
295 if (!dfse->buf) {
296 dfse->buf = devm_kmalloc(sdev->dev, PAGE_SIZE, GFP_KERNEL);
297 if (!dfse->buf)