> -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Jorge > Eduardo Candelaria > Sent: Wednesday, May 05, 2010 5:08 AM > To: [email protected] > Cc: Candelaria Villarreal, Jorge > Subject: [PATCH 1/2] 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 <[email protected]> > --- > arch/arm/mach-omap2/mcbsp.c | 12 ++++-------- > arch/arm/plat-omap/mcbsp.c | 20 ++++++++++++-------- > 2 files changed, 16 insertions(+), 16 deletions(-) > > diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c > index 2f3cad6..6b550ec 100644 > --- a/arch/arm/mach-omap2/mcbsp.c > +++ b/arch/arm/mach-omap2/mcbsp.c > @@ -187,32 +187,28 @@ 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 = INT_44XX_MCBSP1_IRQ, > .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 = INT_44XX_MCBSP2_IRQ, > .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 = INT_44XX_MCBSP3_IRQ, > .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 = INT_44XX_MCBSP4_IRQ, > .ops = &omap2_mcbsp_ops, > }, > }; > diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c > index e1d0440..6e9660d 100644 > --- a/arch/arm/plat-omap/mcbsp.c > +++ b/arch/arm/plat-omap/mcbsp.c > @@ -724,14 +724,17 @@ 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 (!cpu_is_omap44xx) { > + init_completion(&mcbsp->rx_irq_completion); > + err = request_irq(mcbsp->rx_irq, > + omap_mcbsp_rx_irq_handler, > 0, "McBSP", (void *)mcbsp);
How about using request_threaded_irq? Refer to: http://lwn.net/Articles/302043/ -Manjunath-- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
