Lines Matching refs:ctlr
42 struct spi_controller *ctlr; member
297 if (!(p->ctlr->flags & SPI_CONTROLLER_MUST_TX)) in sh_msiof_spi_set_clk_regs()
361 if (spi_controller_is_slave(p->ctlr)) { in sh_msiof_spi_set_pin_regs()
368 if (p->ctlr->flags & SPI_CONTROLLER_MUST_TX) { in sh_msiof_spi_set_pin_regs()
392 if (tx_buf || (p->ctlr->flags & SPI_CONTROLLER_MUST_TX)) in sh_msiof_spi_set_mode_regs()
553 if (spi->cs_gpiod || spi_controller_is_slave(p->ctlr)) in sh_msiof_spi_setup()
578 static int sh_msiof_prepare_message(struct spi_controller *ctlr, in sh_msiof_prepare_message() argument
581 struct sh_msiof_spi_priv *p = spi_controller_get_devdata(ctlr); in sh_msiof_prepare_message()
587 ss = ctlr->unused_native_cs; in sh_msiof_prepare_message()
602 bool slave = spi_controller_is_slave(p->ctlr); in sh_msiof_spi_start()
622 bool slave = spi_controller_is_slave(p->ctlr); in sh_msiof_spi_stop()
638 static int sh_msiof_slave_abort(struct spi_controller *ctlr) in sh_msiof_slave_abort() argument
640 struct sh_msiof_spi_priv *p = spi_controller_get_devdata(ctlr); in sh_msiof_slave_abort()
651 if (spi_controller_is_slave(p->ctlr)) { in sh_msiof_wait_for_completion()
751 desc_rx = dmaengine_prep_slave_single(p->ctlr->dma_rx, in sh_msiof_dma_once()
766 dma_sync_single_for_device(p->ctlr->dma_tx->device->dev, in sh_msiof_dma_once()
768 desc_tx = dmaengine_prep_slave_single(p->ctlr->dma_tx, in sh_msiof_dma_once()
800 dma_async_issue_pending(p->ctlr->dma_rx); in sh_msiof_dma_once()
802 dma_async_issue_pending(p->ctlr->dma_tx); in sh_msiof_dma_once()
842 dma_sync_single_for_cpu(p->ctlr->dma_rx->device->dev, in sh_msiof_dma_once()
852 dmaengine_terminate_all(p->ctlr->dma_tx); in sh_msiof_dma_once()
855 dmaengine_terminate_all(p->ctlr->dma_rx); in sh_msiof_dma_once()
903 static int sh_msiof_transfer_one(struct spi_controller *ctlr, in sh_msiof_transfer_one() argument
907 struct sh_msiof_spi_priv *p = spi_controller_get_devdata(ctlr); in sh_msiof_transfer_one()
925 if (!spi_controller_is_slave(p->ctlr)) in sh_msiof_transfer_one()
928 while (ctlr->dma_tx && len > 15) { in sh_msiof_transfer_one()
1170 struct spi_controller *ctlr; in sh_msiof_request_dma() local
1190 ctlr = p->ctlr; in sh_msiof_request_dma()
1191 ctlr->dma_tx = sh_msiof_request_dma_chan(dev, DMA_MEM_TO_DEV, in sh_msiof_request_dma()
1193 if (!ctlr->dma_tx) in sh_msiof_request_dma()
1196 ctlr->dma_rx = sh_msiof_request_dma_chan(dev, DMA_DEV_TO_MEM, in sh_msiof_request_dma()
1198 if (!ctlr->dma_rx) in sh_msiof_request_dma()
1209 tx_dev = ctlr->dma_tx->device->dev; in sh_msiof_request_dma()
1215 rx_dev = ctlr->dma_rx->device->dev; in sh_msiof_request_dma()
1231 dma_release_channel(ctlr->dma_rx); in sh_msiof_request_dma()
1233 dma_release_channel(ctlr->dma_tx); in sh_msiof_request_dma()
1234 ctlr->dma_tx = NULL; in sh_msiof_request_dma()
1240 struct spi_controller *ctlr = p->ctlr; in sh_msiof_release_dma() local
1242 if (!ctlr->dma_tx) in sh_msiof_release_dma()
1245 dma_unmap_single(ctlr->dma_rx->device->dev, p->rx_dma_addr, PAGE_SIZE, in sh_msiof_release_dma()
1247 dma_unmap_single(ctlr->dma_tx->device->dev, p->tx_dma_addr, PAGE_SIZE, in sh_msiof_release_dma()
1251 dma_release_channel(ctlr->dma_rx); in sh_msiof_release_dma()
1252 dma_release_channel(ctlr->dma_tx); in sh_msiof_release_dma()
1257 struct spi_controller *ctlr; in sh_msiof_spi_probe() local
1278 ctlr = spi_alloc_slave(&pdev->dev, in sh_msiof_spi_probe()
1281 ctlr = spi_alloc_master(&pdev->dev, in sh_msiof_spi_probe()
1283 if (ctlr == NULL) in sh_msiof_spi_probe()
1286 p = spi_controller_get_devdata(ctlr); in sh_msiof_spi_probe()
1289 p->ctlr = ctlr; in sh_msiof_spi_probe()
1334 ctlr->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH; in sh_msiof_spi_probe()
1335 ctlr->mode_bits |= SPI_LSB_FIRST | SPI_3WIRE; in sh_msiof_spi_probe()
1336 ctlr->flags = chipdata->ctlr_flags; in sh_msiof_spi_probe()
1337 ctlr->bus_num = pdev->id; in sh_msiof_spi_probe()
1338 ctlr->num_chipselect = p->info->num_chipselect; in sh_msiof_spi_probe()
1339 ctlr->dev.of_node = pdev->dev.of_node; in sh_msiof_spi_probe()
1340 ctlr->setup = sh_msiof_spi_setup; in sh_msiof_spi_probe()
1341 ctlr->prepare_message = sh_msiof_prepare_message; in sh_msiof_spi_probe()
1342 ctlr->slave_abort = sh_msiof_slave_abort; in sh_msiof_spi_probe()
1343 ctlr->bits_per_word_mask = chipdata->bits_per_word_mask; in sh_msiof_spi_probe()
1344 ctlr->auto_runtime_pm = true; in sh_msiof_spi_probe()
1345 ctlr->transfer_one = sh_msiof_transfer_one; in sh_msiof_spi_probe()
1346 ctlr->use_gpio_descriptors = true; in sh_msiof_spi_probe()
1347 ctlr->max_native_cs = MAX_SS; in sh_msiof_spi_probe()
1353 ret = devm_spi_register_controller(&pdev->dev, ctlr); in sh_msiof_spi_probe()
1365 spi_controller_put(ctlr); in sh_msiof_spi_probe()
1389 return spi_controller_suspend(p->ctlr); in sh_msiof_spi_suspend()
1396 return spi_controller_resume(p->ctlr); in sh_msiof_spi_resume()