diff options
| author |   Peter Ujfalusi <peter.ujfalusi@ti.com> | 2014-10-29 13:55:47 +0200 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2014-10-29 12:32:14 +0000 |
| commit | bb372af0f7040fb637bfe0859aaa0ba49018506b (patch) | |
| tree | 94cacde26cf681a0ecf4b685f7214d96076c6fb8 /sound/soc/davinci | |
| parent | ASoC: davinci-mcasp: When stopping TX/RX stop the AFIFO as the last step (diff) | |
| download | linux-dev-bb372af0f7040fb637bfe0859aaa0ba49018506b.tar.xz linux-dev-bb372af0f7040fb637bfe0859aaa0ba49018506b.zip | |
ASoC: davinci-mcasp: Move the AFIFO related code under start_tx/rx functions
In this way the start code for tx/rx going to be located at the same place.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/davinci')
| -rw-r--r-- | sound/soc/davinci/davinci-mcasp.c | 31 |
1 files changed, 16 insertions, 15 deletions
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c index 002351f9fc40..6b1bfd9de57d 100644 --- a/sound/soc/davinci/davinci-mcasp.c +++ b/sound/soc/davinci/davinci-mcasp.c @@ -154,6 +154,13 @@ static bool mcasp_is_synchronous(struct davinci_mcasp *mcasp) static void mcasp_start_rx(struct davinci_mcasp *mcasp) { + if (mcasp->rxnumevt) { /* enable FIFO */ + u32 reg = mcasp->fifo_base + MCASP_RFIFOCTL_OFFSET; + + mcasp_clr_bits(mcasp, reg, FIFO_ENABLE); + mcasp_set_bits(mcasp, reg, FIFO_ENABLE); + } + /* Start clocks */ mcasp_set_ctl_reg(mcasp, DAVINCI_MCASP_GBLCTLR_REG, RXHCLKRST); mcasp_set_ctl_reg(mcasp, DAVINCI_MCASP_GBLCTLR_REG, RXCLKRST); @@ -181,6 +188,13 @@ static void mcasp_start_tx(struct davinci_mcasp *mcasp) { u32 cnt; + if (mcasp->txnumevt) { /* enable FIFO */ + u32 reg = mcasp->fifo_base + MCASP_WFIFOCTL_OFFSET; + + mcasp_clr_bits(mcasp, reg, FIFO_ENABLE); + mcasp_set_bits(mcasp, reg, FIFO_ENABLE); + } + /* Start clocks */ mcasp_set_ctl_reg(mcasp, DAVINCI_MCASP_GBLCTLX_REG, TXHCLKRST); mcasp_set_ctl_reg(mcasp, DAVINCI_MCASP_GBLCTLX_REG, TXCLKRST); @@ -201,25 +215,12 @@ static void mcasp_start_tx(struct davinci_mcasp *mcasp) static void davinci_mcasp_start(struct davinci_mcasp *mcasp, int stream) { - u32 reg; - mcasp->streams++; - if (stream == SNDRV_PCM_STREAM_PLAYBACK) { - if (mcasp->txnumevt) { /* enable FIFO */ - reg = mcasp->fifo_base + MCASP_WFIFOCTL_OFFSET; - mcasp_clr_bits(mcasp, reg, FIFO_ENABLE); - mcasp_set_bits(mcasp, reg, FIFO_ENABLE); - } + if (stream == SNDRV_PCM_STREAM_PLAYBACK) mcasp_start_tx(mcasp); - } else { - if (mcasp->rxnumevt) { /* enable FIFO */ - reg = mcasp->fifo_base + MCASP_RFIFOCTL_OFFSET; - mcasp_clr_bits(mcasp, reg, FIFO_ENABLE); - mcasp_set_bits(mcasp, reg, FIFO_ENABLE); - } + else mcasp_start_rx(mcasp); - } } static void mcasp_stop_rx(struct davinci_mcasp *mcasp) |