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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2014-08-19 21:29:14 +0400
committerVinod Koul <vinod.koul@intel.com>2014-09-11 10:18:12 +0400
commit7e1e2f27c5508518e58e5cbb11e26cbb815f4c56 (patch)
treefbee764662f30cc35618446958488896be81ae0d /drivers/dma/dw
parent61c4319cb523a2346416cddaa7d4e2f9260c14d9 (diff)
downloadlinux-7e1e2f27c5508518e58e5cbb11e26cbb815f4c56.tar.xz
dmaengine: dw: convert dw_dma_slave to use explicit HS interfaces
Instead of exposing the possibility to set DMA registers CFG_HI and CFG_LO strict user to provide handshake interfaces explicitly. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Hans-Christian Egtvedt <egtvedt@samfundet.no> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/dw')
-rw-r--r--drivers/dma/dw/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/dw/core.c b/drivers/dma/dw/core.c
index 1af731b83b3f..0a9c052d437c 100644
--- a/drivers/dma/dw/core.c
+++ b/drivers/dma/dw/core.c
@@ -155,8 +155,8 @@ static void dwc_initialize(struct dw_dma_chan *dwc)
*/
BUG_ON(!dws->dma_dev || dws->dma_dev != dw->dma.dev);
- cfghi = dws->cfg_hi;
- cfglo |= dws->cfg_lo & ~DWC_CFGL_CH_PRIOR_MASK;
+ cfghi |= DWC_CFGH_DST_PER(dws->dst_id);
+ cfghi |= DWC_CFGH_SRC_PER(dws->src_id);
} else {
if (dwc->direction == DMA_MEM_TO_DEV)
cfghi = DWC_CFGH_DST_PER(dwc->request_line);