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| author | J. Bruce Fields <bfields@citi.umich.edu> | 2009-10-27 18:45:17 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-10-27 18:45:17 -0400 |
| commit | e343eb0d60f74547e0aeb5bd151105c2e6cfe588 (patch) | |
| tree | 92586df0daf3298262a957640e5c86679c963f41 /arch/arm/plat-omap/dma.c | |
| parent | ddc04fd4d5163aee9ebdb38a56c365b602e2b7b7 (diff) | |
| parent | 012abeea669ea49636cf952d13298bb68654146a (diff) | |
| download | talos-op-linux-e343eb0d60f74547e0aeb5bd151105c2e6cfe588.tar.gz talos-op-linux-e343eb0d60f74547e0aeb5bd151105c2e6cfe588.zip | |
Merge commit 'v2.6.32-rc5' into for-2.6.33
Diffstat (limited to 'arch/arm/plat-omap/dma.c')
| -rw-r--r-- | arch/arm/plat-omap/dma.c | 15 |
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); * * @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) @@ -844,11 +844,14 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) return; } + if (max_fifo_depth == 0) + max_fifo_depth = 1; 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); } |
