Lines Matching refs:op
36 const struct spi_mem_op *op, in spi_controller_dma_map_mem_op_data() argument
41 if (!op->data.nbytes) in spi_controller_dma_map_mem_op_data()
44 if (op->data.dir == SPI_MEM_DATA_OUT && ctlr->dma_tx) in spi_controller_dma_map_mem_op_data()
46 else if (op->data.dir == SPI_MEM_DATA_IN && ctlr->dma_rx) in spi_controller_dma_map_mem_op_data()
54 return spi_map_buf(ctlr, dmadev, sgt, op->data.buf.in, op->data.nbytes, in spi_controller_dma_map_mem_op_data()
55 op->data.dir == SPI_MEM_DATA_IN ? in spi_controller_dma_map_mem_op_data()
82 const struct spi_mem_op *op, in spi_controller_dma_unmap_mem_op_data() argument
87 if (!op->data.nbytes) in spi_controller_dma_unmap_mem_op_data()
90 if (op->data.dir == SPI_MEM_DATA_OUT && ctlr->dma_tx) in spi_controller_dma_unmap_mem_op_data()
92 else if (op->data.dir == SPI_MEM_DATA_IN && ctlr->dma_rx) in spi_controller_dma_unmap_mem_op_data()
98 op->data.dir == SPI_MEM_DATA_IN ? in spi_controller_dma_unmap_mem_op_data()
142 const struct spi_mem_op *op) in spi_mem_check_buswidth() argument
144 if (spi_check_buswidth_req(mem, op->cmd.buswidth, true)) in spi_mem_check_buswidth()
147 if (op->addr.nbytes && in spi_mem_check_buswidth()
148 spi_check_buswidth_req(mem, op->addr.buswidth, true)) in spi_mem_check_buswidth()
151 if (op->dummy.nbytes && in spi_mem_check_buswidth()
152 spi_check_buswidth_req(mem, op->dummy.buswidth, true)) in spi_mem_check_buswidth()
155 if (op->data.dir != SPI_MEM_NO_DATA && in spi_mem_check_buswidth()
156 spi_check_buswidth_req(mem, op->data.buswidth, in spi_mem_check_buswidth()
157 op->data.dir == SPI_MEM_DATA_OUT)) in spi_mem_check_buswidth()
164 const struct spi_mem_op *op) in spi_mem_dtr_supports_op() argument
166 if (op->cmd.nbytes != 2) in spi_mem_dtr_supports_op()
169 return spi_mem_check_buswidth(mem, op); in spi_mem_dtr_supports_op()
174 const struct spi_mem_op *op) in spi_mem_default_supports_op() argument
176 if (op->cmd.dtr || op->addr.dtr || op->dummy.dtr || op->data.dtr) in spi_mem_default_supports_op()
179 if (op->cmd.nbytes != 1) in spi_mem_default_supports_op()
182 return spi_mem_check_buswidth(mem, op); in spi_mem_default_supports_op()
194 static int spi_mem_check_op(const struct spi_mem_op *op) in spi_mem_check_op() argument
196 if (!op->cmd.buswidth || !op->cmd.nbytes) in spi_mem_check_op()
199 if ((op->addr.nbytes && !op->addr.buswidth) || in spi_mem_check_op()
200 (op->dummy.nbytes && !op->dummy.buswidth) || in spi_mem_check_op()
201 (op->data.nbytes && !op->data.buswidth)) in spi_mem_check_op()
204 if (!spi_mem_buswidth_is_valid(op->cmd.buswidth) || in spi_mem_check_op()
205 !spi_mem_buswidth_is_valid(op->addr.buswidth) || in spi_mem_check_op()
206 !spi_mem_buswidth_is_valid(op->dummy.buswidth) || in spi_mem_check_op()
207 !spi_mem_buswidth_is_valid(op->data.buswidth)) in spi_mem_check_op()
214 const struct spi_mem_op *op) in spi_mem_internal_supports_op() argument
219 return ctlr->mem_ops->supports_op(mem, op); in spi_mem_internal_supports_op()
221 return spi_mem_default_supports_op(mem, op); in spi_mem_internal_supports_op()
239 bool spi_mem_supports_op(struct spi_mem *mem, const struct spi_mem_op *op) in spi_mem_supports_op() argument
241 if (spi_mem_check_op(op)) in spi_mem_supports_op()
244 return spi_mem_internal_supports_op(mem, op); in spi_mem_supports_op()
299 int spi_mem_exec_op(struct spi_mem *mem, const struct spi_mem_op *op) in spi_mem_exec_op() argument
308 ret = spi_mem_check_op(op); in spi_mem_exec_op()
312 if (!spi_mem_internal_supports_op(mem, op)) in spi_mem_exec_op()
320 ret = ctlr->mem_ops->exec_op(mem, op); in spi_mem_exec_op()
333 tmpbufsize = op->cmd.nbytes + op->addr.nbytes + op->dummy.nbytes; in spi_mem_exec_op()
346 tmpbuf[0] = op->cmd.opcode; in spi_mem_exec_op()
348 xfers[xferpos].len = op->cmd.nbytes; in spi_mem_exec_op()
349 xfers[xferpos].tx_nbits = op->cmd.buswidth; in spi_mem_exec_op()
354 if (op->addr.nbytes) { in spi_mem_exec_op()
357 for (i = 0; i < op->addr.nbytes; i++) in spi_mem_exec_op()
358 tmpbuf[i + 1] = op->addr.val >> in spi_mem_exec_op()
359 (8 * (op->addr.nbytes - i - 1)); in spi_mem_exec_op()
362 xfers[xferpos].len = op->addr.nbytes; in spi_mem_exec_op()
363 xfers[xferpos].tx_nbits = op->addr.buswidth; in spi_mem_exec_op()
366 totalxferlen += op->addr.nbytes; in spi_mem_exec_op()
369 if (op->dummy.nbytes) { in spi_mem_exec_op()
370 memset(tmpbuf + op->addr.nbytes + 1, 0xff, op->dummy.nbytes); in spi_mem_exec_op()
371 xfers[xferpos].tx_buf = tmpbuf + op->addr.nbytes + 1; in spi_mem_exec_op()
372 xfers[xferpos].len = op->dummy.nbytes; in spi_mem_exec_op()
373 xfers[xferpos].tx_nbits = op->dummy.buswidth; in spi_mem_exec_op()
377 totalxferlen += op->dummy.nbytes; in spi_mem_exec_op()
380 if (op->data.nbytes) { in spi_mem_exec_op()
381 if (op->data.dir == SPI_MEM_DATA_IN) { in spi_mem_exec_op()
382 xfers[xferpos].rx_buf = op->data.buf.in; in spi_mem_exec_op()
383 xfers[xferpos].rx_nbits = op->data.buswidth; in spi_mem_exec_op()
385 xfers[xferpos].tx_buf = op->data.buf.out; in spi_mem_exec_op()
386 xfers[xferpos].tx_nbits = op->data.buswidth; in spi_mem_exec_op()
389 xfers[xferpos].len = op->data.nbytes; in spi_mem_exec_op()
392 totalxferlen += op->data.nbytes; in spi_mem_exec_op()
442 int spi_mem_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op) in spi_mem_adjust_op_size() argument
448 return ctlr->mem_ops->adjust_op_size(mem, op); in spi_mem_adjust_op_size()
451 len = op->cmd.nbytes + op->addr.nbytes + op->dummy.nbytes; in spi_mem_adjust_op_size()
456 op->data.nbytes = min3((size_t)op->data.nbytes, in spi_mem_adjust_op_size()
460 if (!op->data.nbytes) in spi_mem_adjust_op_size()
471 struct spi_mem_op op = desc->info.op_tmpl; in spi_mem_no_dirmap_read() local
474 op.addr.val = desc->info.offset + offs; in spi_mem_no_dirmap_read()
475 op.data.buf.in = buf; in spi_mem_no_dirmap_read()
476 op.data.nbytes = len; in spi_mem_no_dirmap_read()
477 ret = spi_mem_adjust_op_size(desc->mem, &op); in spi_mem_no_dirmap_read()
481 ret = spi_mem_exec_op(desc->mem, &op); in spi_mem_no_dirmap_read()
485 return op.data.nbytes; in spi_mem_no_dirmap_read()
491 struct spi_mem_op op = desc->info.op_tmpl; in spi_mem_no_dirmap_write() local
494 op.addr.val = desc->info.offset + offs; in spi_mem_no_dirmap_write()
495 op.data.buf.out = buf; in spi_mem_no_dirmap_write()
496 op.data.nbytes = len; in spi_mem_no_dirmap_write()
497 ret = spi_mem_adjust_op_size(desc->mem, &op); in spi_mem_no_dirmap_write()
501 ret = spi_mem_exec_op(desc->mem, &op); in spi_mem_no_dirmap_write()
505 return op.data.nbytes; in spi_mem_no_dirmap_write()
748 const struct spi_mem_op *op, in spi_mem_read_status() argument
751 const u8 *bytes = (u8 *)op->data.buf.in; in spi_mem_read_status()
754 ret = spi_mem_exec_op(mem, op); in spi_mem_read_status()
758 if (op->data.nbytes > 1) in spi_mem_read_status()
783 const struct spi_mem_op *op, in spi_mem_poll_status() argument
794 if (op->data.nbytes < 1 || op->data.nbytes > 2 || in spi_mem_poll_status()
795 op->data.dir != SPI_MEM_DATA_IN) in spi_mem_poll_status()
803 ret = ctlr->mem_ops->poll_status(mem, op, mask, match, in spi_mem_poll_status()
811 if (!spi_mem_supports_op(mem, op)) in spi_mem_poll_status()
823 op, &status); in spi_mem_poll_status()