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authorAnuj Aggarwal <anuj.aggarwal@ti.com>2009-10-14 12:56:34 -0400
committerTony Lindgren <tony@atomide.com>2009-10-14 12:56:34 -0400
commit70cf644c34a5f2dd183b4f01b0e8cdac834c1e17 (patch)
tree27a75fc7eda52e17afd5187ac428a6b565219d38 /arch/arm/plat-omap/dma.c
parentdc6e56b199a5b11b53786c67f5f1c7af0195d223 (diff)
omap: 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@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap/dma.c')
-rw-r--r--arch/arm/plat-omap/dma.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index fd3154ae69b1..0eb676d7e807 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -829,10 +829,10 @@ EXPORT_SYMBOL(omap_free_dma);
829 * 829 *
830 * @param arb_rate 830 * @param arb_rate
831 * @param max_fifo_depth 831 * @param max_fifo_depth
832 * @param tparams - Number of thereads to reserve : DMA_THREAD_RESERVE_NORM 832 * @param tparams - Number of threads to reserve : DMA_THREAD_RESERVE_NORM
833 * DMA_THREAD_RESERVE_ONET 833 * DMA_THREAD_RESERVE_ONET
834 * DMA_THREAD_RESERVE_TWOT 834 * DMA_THREAD_RESERVE_TWOT
835 * DMA_THREAD_RESERVE_THREET 835 * DMA_THREAD_RESERVE_THREET
836 */ 836 */
837void 837void
838omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) 838omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams)
@@ -844,11 +844,14 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams)
844 return; 844 return;
845 } 845 }
846 846
847 if (max_fifo_depth == 0)
848 max_fifo_depth = 1;
847 if (arb_rate == 0) 849 if (arb_rate == 0)
848 arb_rate = 1; 850 arb_rate = 1;
849 851
850 reg = (arb_rate & 0xff) << 16; 852 reg = 0xff & max_fifo_depth;
851 reg |= (0xff & max_fifo_depth); 853 reg |= (0x3 & tparams) << 12;
854 reg |= (arb_rate & 0xff) << 16;
852 855
853 dma_write(reg, GCR); 856 dma_write(reg, GCR);
854} 857}