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ASoC: omap-mcbsp: Simplify DMA configuration

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Configure the DMA request line, port address, and stream name at
probe time instead of every time we start a stream.
These settings are static in the system.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Grazvydas Ignotas <notasas@gmail.com>
Tested-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Peter Ujfalusi
2012-02-14 15:41:29 +02:00
committed by Liam Girdwood
parent 256d9c251f
commit b8fb4907a7
3 changed files with 10 additions and 34 deletions
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7
sound/soc/omap/mcbsp.h
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@@ -288,10 +288,6 @@ struct omap_mcbsp {
int rx_irq;
int tx_irq;
/* DMA stuff */
u8 dma_rx_sync;
u8 dma_tx_sync;
/* Protect the field .free, while checking if the mcbsp is in use */
struct omap_mcbsp_platform_data *pdata;
struct omap_mcbsp_st_data *st_data;
@@ -328,9 +324,6 @@ int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id);
void omap2_mcbsp1_mux_clkr_src(struct omap_mcbsp *mcbsp, u8 mux);
void omap2_mcbsp1_mux_fsr_src(struct omap_mcbsp *mcbsp, u8 mux);
int omap_mcbsp_dma_ch_params(struct omap_mcbsp *mcbsp, unsigned int stream);
int omap_mcbsp_dma_reg_params(struct omap_mcbsp *mcbsp, unsigned int stream);
/* Sidetone specific API */
int omap_st_set_chgain(struct omap_mcbsp *mcbsp, int channel, s16 chgain);
int omap_st_get_chgain(struct omap_mcbsp *mcbsp, int channel, s16 *chgain);