spi.c (bb29785e0d6d150181704be2efcc3141044625e2) spi.c (059b8ffeee5b427949872bb6ed5db5ae0788054e)
1/*
2 * SPI init/core code
3 *
4 * Copyright (C) 2005 David Brownell
5 * Copyright (C) 2008 Secret Lab Technologies Ltd.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by

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1364 if ((flags & SPI_MASTER_NO_TX) && xfer->tx_buf)
1365 return -EINVAL;
1366 if ((flags & SPI_MASTER_NO_RX) && xfer->rx_buf)
1367 return -EINVAL;
1368 }
1369 }
1370
1371 /**
1/*
2 * SPI init/core code
3 *
4 * Copyright (C) 2005 David Brownell
5 * Copyright (C) 2008 Secret Lab Technologies Ltd.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by

--- 1355 unchanged lines hidden (view full) ---

1364 if ((flags & SPI_MASTER_NO_TX) && xfer->tx_buf)
1365 return -EINVAL;
1366 if ((flags & SPI_MASTER_NO_RX) && xfer->rx_buf)
1367 return -EINVAL;
1368 }
1369 }
1370
1371 /**
1372 * Set transfer bits_per_word as spi device default if it is not
1373 * set for this transfer.
1372 * Set transfer bits_per_word and max speed as spi device default if
1373 * it is not set for this transfer.
1374 */
1375 list_for_each_entry(xfer, &message->transfers, transfer_list) {
1376 if (!xfer->bits_per_word)
1377 xfer->bits_per_word = spi->bits_per_word;
1374 */
1375 list_for_each_entry(xfer, &message->transfers, transfer_list) {
1376 if (!xfer->bits_per_word)
1377 xfer->bits_per_word = spi->bits_per_word;
1378 if (!xfer->speed_hz)
1379 xfer->speed_hz = spi->max_speed_hz;
1378 }
1379
1380 message->spi = spi;
1381 message->status = -EINPROGRESS;
1382 return master->transfer(spi, message);
1383}
1384
1385/**

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1381
1382 message->spi = spi;
1383 message->status = -EINPROGRESS;
1384 return master->transfer(spi, message);
1385}
1386
1387/**

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