Lines Matching defs:buf
91 u32 *buf;
99 buf = dma_alloc_coherent(fw->cl.dev, PAGE_ALIGN(size), &bus_addr,
101 if (!buf)
107 buf[0] = size;
108 buf[1] = RPI_FIRMWARE_STATUS_REQUEST;
109 memcpy(&buf[2], data, tag_size);
110 buf[size / 4 - 1] = RPI_FIRMWARE_PROPERTY_END;
116 memcpy(data, &buf[2], tag_size);
117 if (ret == 0 && buf[1] != RPI_FIRMWARE_STATUS_SUCCESS) {
124 buf[2], buf[1]);
128 dma_free_coherent(fw->cl.dev, PAGE_ALIGN(size), buf, bus_addr);