Lines Matching refs:dma_buffer
2170 static int sdw_cdns_copy_write_data(u8 *data, int data_size, u8 *dma_buffer, int dma_buffer_size) in sdw_cdns_copy_write_data() argument
2190 dma_buffer[j] = data[i]; in sdw_cdns_copy_write_data()
2194 dma_buffer[++j] = 0; in sdw_cdns_copy_write_data()
2204 u8 *dma_buffer, unsigned int dma_buffer_size, in sdw_cdns_prepare_write_pd0_buffer() argument
2214 data_written = sdw_cdns_copy_write_data(header, header_size, dma_buffer, dma_buffer_size); in sdw_cdns_prepare_write_pd0_buffer()
2217 dma_buffer[3] = BIT(7); in sdw_cdns_prepare_write_pd0_buffer()
2218 dma_buffer[3] |= frame_counter & GENMASK(3, 0); in sdw_cdns_prepare_write_pd0_buffer()
2220 dma_buffer += data_written; in sdw_cdns_prepare_write_pd0_buffer()
2227 data_written = sdw_cdns_copy_write_data(&crc, 1, dma_buffer, dma_buffer_size); in sdw_cdns_prepare_write_pd0_buffer()
2230 dma_buffer += data_written; in sdw_cdns_prepare_write_pd0_buffer()
2234 data_written = sdw_cdns_copy_write_data(data, data_size, dma_buffer, dma_buffer_size); in sdw_cdns_prepare_write_pd0_buffer()
2237 dma_buffer += data_written; in sdw_cdns_prepare_write_pd0_buffer()
2243 data_written = sdw_cdns_copy_write_data(&crc, 1, dma_buffer, dma_buffer_size); in sdw_cdns_prepare_write_pd0_buffer()
2246 dma_buffer += data_written; in sdw_cdns_prepare_write_pd0_buffer()
2251 last_byte = dma_buffer - 1; in sdw_cdns_prepare_write_pd0_buffer()
2258 u8 *dma_buffer, unsigned int dma_buffer_size, in sdw_cdns_prepare_read_pd0_buffer() argument
2268 data_written = sdw_cdns_copy_write_data(header, header_size, dma_buffer, dma_buffer_size); in sdw_cdns_prepare_read_pd0_buffer()
2271 dma_buffer[3] = BIT(7); in sdw_cdns_prepare_read_pd0_buffer()
2272 dma_buffer[3] |= frame_counter & GENMASK(3, 0); in sdw_cdns_prepare_read_pd0_buffer()
2274 dma_buffer += data_written; in sdw_cdns_prepare_read_pd0_buffer()
2281 data_written = sdw_cdns_copy_write_data(&crc, 1, dma_buffer, dma_buffer_size); in sdw_cdns_prepare_read_pd0_buffer()
2284 dma_buffer += data_written; in sdw_cdns_prepare_read_pd0_buffer()
2289 last_byte = dma_buffer - 1; in sdw_cdns_prepare_read_pd0_buffer()
2298 int data_per_frame, u8 *dma_buffer, int dma_buffer_size, in sdw_cdns_prepare_write_dma_buffer() argument
2302 u8 *p_dma_buffer = dma_buffer; in sdw_cdns_prepare_write_dma_buffer()
2365 int data_per_frame, u8 *dma_buffer, int dma_buffer_size, in sdw_cdns_prepare_read_dma_buffer() argument
2369 u8 *p_dma_buffer = dma_buffer; in sdw_cdns_prepare_read_dma_buffer()
2474 int sdw_cdns_check_write_response(struct device *dev, u8 *dma_buffer, in sdw_cdns_check_write_response() argument
2489 p_data = (u32 *)dma_buffer; in sdw_cdns_check_write_response()
2551 int sdw_cdns_check_read_response(struct device *dev, u8 *dma_buffer, int dma_buffer_size, in sdw_cdns_check_read_response() argument
2567 p_data = (u32 *)dma_buffer; in sdw_cdns_check_read_response()