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Date: Wed, 23 Sep 2009 12:49:06 +0530 From: Anuj Aggarwal <anuj.aggarwal@...com> To: linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org Cc: Anuj Aggarwal <anuj.aggarwal@...com> Subject: [PATCH] SDMA: Fixing bug in omap_dma_set_global_params() Argument tparams was not being used to program global register GCR.HI_THREAD_RESERVED. This patch fixes the same. Signed-off-by: Anuj Aggarwal <anuj.aggarwal@...com> --- arch/arm/plat-omap/dma.c | 13 +++++++------ 1 files changed, 7 insertions(+), 6 deletions(-) diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index bf08634..7a7b6df 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -829,10 +829,10 @@ EXPORT_SYMBOL(omap_free_dma); * * @param arb_rate * @param max_fifo_depth - * @param tparams - Number of thereads to reserve : DMA_THREAD_RESERVE_NORM - * DMA_THREAD_RESERVE_ONET - * DMA_THREAD_RESERVE_TWOT - * DMA_THREAD_RESERVE_THREET + * @param tparams - Number of threads to reserve : DMA_THREAD_RESERVE_NORM + * DMA_THREAD_RESERVE_ONET + * DMA_THREAD_RESERVE_TWOT + * DMA_THREAD_RESERVE_THREET */ void omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) @@ -847,8 +847,9 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) if (arb_rate == 0) arb_rate = 1; - reg = (arb_rate & 0xff) << 16; - reg |= (0xff & max_fifo_depth); + reg = 0xff & max_fifo_depth; + reg |= (0x3 & tparams) << 12; + reg |= (arb_rate & 0xff) << 16; dma_write(reg, GCR); } -- 1.6.2.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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