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| author | Heiner Kallweit <hkallweit1@gmail.com> | 2016-08-25 07:44:42 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-09-01 23:15:58 +0300 |
| commit | ea616ee220e70308cf33fa32496ae9c5ad18e190 (patch) | |
| tree | cfdffbb6767756e72a901f5e716234768749f264 /drivers | |
| parent | 6bdf03b30ed0ac72d309fe22aed8101f4cc6a2df (diff) | |
| download | linux-ea616ee220e70308cf33fa32496ae9c5ad18e190.tar.xz | |
spi: fsl-espi: change return type of fsl_espi_setup_transfer to void
fsl_espi_setup_transfer always returns 0, so change the return type
to void.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/spi/spi-fsl-espi.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/spi/spi-fsl-espi.c b/drivers/spi/spi-fsl-espi.c index d95fdd0632e4..02a55f50f03f 100644 --- a/drivers/spi/spi-fsl-espi.c +++ b/drivers/spi/spi-fsl-espi.c @@ -130,7 +130,7 @@ static u32 fsl_espi_tx_buf_lsb(struct mpc8xxx_spi *mpc8xxx_spi) return data; } -static int fsl_espi_setup_transfer(struct spi_device *spi, +static void fsl_espi_setup_transfer(struct spi_device *spi, struct spi_transfer *t) { struct mpc8xxx_spi *mpc8xxx_spi = spi_master_get_devdata(spi->master); @@ -195,7 +195,6 @@ static int fsl_espi_setup_transfer(struct spi_device *spi, cs->hw_mode |= CSMODE_PM(pm); fsl_espi_change_mode(spi); - return 0; } static int fsl_espi_cpu_bufs(struct mpc8xxx_spi *mspi, struct spi_transfer *t, @@ -292,13 +291,8 @@ static void fsl_espi_do_trans(struct spi_message *m, spi_message_add_tail(&trans, &message); list_for_each_entry(t, &message.transfers, transfer_list) { - if (t->bits_per_word || t->speed_hz) { - status = -EINVAL; - - status = fsl_espi_setup_transfer(spi, t); - if (status < 0) - break; - } + if (t->bits_per_word || t->speed_hz) + fsl_espi_setup_transfer(spi, t); if (t->len) status = fsl_espi_bufs(spi, t); @@ -425,7 +419,6 @@ static int fsl_espi_setup(struct spi_device *spi) { struct mpc8xxx_spi *mpc8xxx_spi; struct fsl_espi_reg *reg_base; - int retval; u32 hw_mode; u32 loop_mode; struct spi_mpc8xxx_cs *cs = spi_get_ctldata(spi); @@ -466,15 +459,11 @@ static int fsl_espi_setup(struct spi_device *spi) loop_mode |= SPMODE_LOOP; mpc8xxx_spi_write_reg(®_base->mode, loop_mode); - retval = fsl_espi_setup_transfer(spi, NULL); + fsl_espi_setup_transfer(spi, NULL); pm_runtime_mark_last_busy(mpc8xxx_spi->dev); pm_runtime_put_autosuspend(mpc8xxx_spi->dev); - if (retval < 0) { - cs->hw_mode = hw_mode; /* Restore settings */ - return retval; - } return 0; } |