ASoC: davinci-mcasp: Move the AFIFO related code under start_tx/rx functions
authorPeter Ujfalusi <peter.ujfalusi@ti.com>
Wed, 29 Oct 2014 11:55:47 +0000 (13:55 +0200)
committerMark Brown <broonie@kernel.org>
Wed, 29 Oct 2014 12:32:14 +0000 (12:32 +0000)
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>
sound/soc/davinci/davinci-mcasp.c

index 002351f9fc40ed24f175efda785016ca0cd33a51..6b1bfd9de57d9eec88eec5460b9dbb54a32acf73 100644 (file)
@@ -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)
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