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authorJorge Eduardo Candelaria <jorge.candelaria@ti.com>2010-05-12 12:18:39 -0500
committerLiam Girdwood <lrg@slimlogic.co.uk>2010-05-14 11:20:01 +0100
commit9319b9da35179e11aa9c15d80062d63b36a0517f (patch)
tree8a793fe818a70e45e592c915e85e92554f998e5f
parentd98508a121e8f4b1ccf876fea463fa0afddc4e19 (diff)
ARM: McBSP: Fix request for irq in OMAP4
In OMAP4, there is only one irq line for TX and RX paths. Use the correct irq line to avoid errors at runtime. Also, request irq line only once (instead of requesting for TX and RX). Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com> Acked-by: Jarkko Nikula <jhnikula@gmail.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
-rw-r--r--arch/arm/mach-omap2/mcbsp.c12
-rw-r--r--arch/arm/plat-omap/mcbsp.c20
2 files changed, 16 insertions, 16 deletions
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index be8fce395a5..016fe60c71a 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -186,32 +186,28 @@ static struct omap_mcbsp_platform_data omap44xx_mcbsp_pdata[] = {
.phys_base = OMAP44XX_MCBSP1_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP1_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP1_TX,
- .rx_irq = INT_24XX_MCBSP1_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP1_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP1,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP2_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP2_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP2_TX,
- .rx_irq = INT_24XX_MCBSP2_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP2_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP2,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP3_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP3_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP3_TX,
- .rx_irq = INT_24XX_MCBSP3_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP3_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP3,
.ops = &omap2_mcbsp_ops,
},
{
.phys_base = OMAP44XX_MCBSP4_BASE,
.dma_rx_sync = OMAP44XX_DMA_MCBSP4_RX,
.dma_tx_sync = OMAP44XX_DMA_MCBSP4_TX,
- .rx_irq = INT_24XX_MCBSP4_IRQ_RX,
- .tx_irq = INT_24XX_MCBSP4_IRQ_TX,
+ .tx_irq = OMAP44XX_IRQ_MCBSP4,
.ops = &omap2_mcbsp_ops,
},
};
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 4ff7a11b183..8bbbb93e212 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -778,14 +778,17 @@ int omap_mcbsp_request(unsigned int id)
goto err_clk_disable;
}
- init_completion(&mcbsp->rx_irq_completion);
- err = request_irq(mcbsp->rx_irq, omap_mcbsp_rx_irq_handler,
+ if (mcbsp->rx_irq) {
+ init_completion(&mcbsp->rx_irq_completion);
+ err = request_irq(mcbsp->rx_irq,
+ omap_mcbsp_rx_irq_handler,
0, "McBSP", (void *)mcbsp);
- if (err != 0) {
- dev_err(mcbsp->dev, "Unable to request RX IRQ %d "
- "for McBSP%d\n", mcbsp->rx_irq,
- mcbsp->id);
- goto err_free_irq;
+ if (err != 0) {
+ dev_err(mcbsp->dev, "Unable to request RX IRQ %d "
+ "for McBSP%d\n", mcbsp->rx_irq,
+ mcbsp->id);
+ goto err_free_irq;
+ }
}
}
@@ -835,7 +838,8 @@ void omap_mcbsp_free(unsigned int id)
if (mcbsp->io_type == OMAP_MCBSP_IRQ_IO) {
/* Free IRQs */
- free_irq(mcbsp->rx_irq, (void *)mcbsp);
+ if (mcbsp->rx_irq)
+ free_irq(mcbsp->rx_irq, (void *)mcbsp);
free_irq(mcbsp->tx_irq, (void *)mcbsp);
}