diff options
author | Mark Brown <broonie@kernel.org> | 2015-10-12 18:09:27 +0100 |
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committer | Mark Brown <broonie@kernel.org> | 2015-10-12 18:09:27 +0100 |
commit | 79828b4fa835f73cdaf4bffa48696abdcbea9d02 (patch) | |
tree | 5e0fa7156acb75ba603022bc807df8f2fedb97a8 /drivers/spi/spi-rspi.c | |
parent | 721b51fcf91898299d96f4b72cb9434cda29dce6 (diff) | |
parent | 8c1a9d6323abf0fb1e5dad96cf3f1c783505ea5a (diff) |
Merge remote-tracking branch 'asoc/fix/rt5645' into asoc-fix-rt5645
Diffstat (limited to 'drivers/spi/spi-rspi.c')
-rw-r--r-- | drivers/spi/spi-rspi.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index f9189a0c8cec..818843336932 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -383,7 +383,8 @@ static void qspi_update(const struct rspi_data *rspi, u8 mask, u8 val, u8 reg) rspi_write8(rspi, data, reg); } -static int qspi_set_send_trigger(struct rspi_data *rspi, unsigned int len) +static unsigned int qspi_set_send_trigger(struct rspi_data *rspi, + unsigned int len) { unsigned int n; @@ -724,25 +725,25 @@ static int rspi_rz_transfer_one(struct spi_master *master, static int qspi_trigger_transfer_out_in(struct rspi_data *rspi, const u8 *tx, u8 *rx, unsigned int len) { - int i, n, ret; - int error; + unsigned int i, n; + int ret; while (len > 0) { n = qspi_set_send_trigger(rspi, len); qspi_set_receive_trigger(rspi, len); if (n == QSPI_BUFFER_SIZE) { - error = rspi_wait_for_tx_empty(rspi); - if (error < 0) { + ret = rspi_wait_for_tx_empty(rspi); + if (ret < 0) { dev_err(&rspi->master->dev, "transmit timeout\n"); - return error; + return ret; } for (i = 0; i < n; i++) rspi_write_data(rspi, *tx++); - error = rspi_wait_for_rx_full(rspi); - if (error < 0) { + ret = rspi_wait_for_rx_full(rspi); + if (ret < 0) { dev_err(&rspi->master->dev, "receive timeout\n"); - return error; + return ret; } for (i = 0; i < n; i++) *rx++ = rspi_read_data(rspi); |