[alsa-devel] [PATCHv5 12/20] OMAP: McBSP: Configure NO IDLE mode for DMA mode different of threshold

[Eduardo Valentin]

From: Eduardo Valentin <eduardo.valentin at nokia.com>

Use dma mode property to configure NO IDLE or SMART IDLE of McBSPs.

Signed-off-by: Eduardo Valentin <eduardo.valentin at nokia.com>
---
 arch/arm/plat-omap/mcbsp.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 2c274e6..85176a5 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -317,7 +317,15 @@ static inline void omap34xx_mcbsp_request(struct omap_mcbsp *mcbsp)
 
 		syscon = OMAP_MCBSP_READ(mcbsp->io_base, SYSCON);
 		syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03) | CLOCKACTIVITY(0x03));
-		syscon |= (ENAWAKEUP | SIDLEMODE(0x02) | CLOCKACTIVITY(0x02));
+
+		spin_lock_irq(&mcbsp->lock);
+		if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD)
+			syscon |= SIDLEMODE(0x02);
+		else
+			syscon |= SIDLEMODE(0x01);
+		spin_unlock_irq(&mcbsp->lock);
+
+		syscon |= (ENAWAKEUP | CLOCKACTIVITY(0x02));
 		OMAP_MCBSP_WRITE(mcbsp->io_base, SYSCON, syscon);
 
 		OMAP_MCBSP_WRITE(mcbsp->io_base, WAKEUPEN, XRDYEN | RRDYEN);
-- 
1.6.2.GIT

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