diff options
| author | Nicolas Ferre <nicolas.ferre@atmel.com> | 2013-05-10 15:19:14 +0200 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-07-05 11:40:29 +0530 |
| commit | 72ae6e4b31e40397eaa81007b39a1074638a6798 (patch) | |
| tree | c7b7f4ca0407b24e032def7223a78bc731661e14 /drivers/dma | |
| parent | ea7e79063e604c89b16b819d2e88b20c421d9514 (diff) | |
| download | linux-72ae6e4b31e40397eaa81007b39a1074638a6798.tar.bz2 | |
dmaengine: at_hdmac: extend hardware handshaking interface identification
Peripheral handshaking identification numbers can be bigger than 15, so new
fields have been created in the CFG register.
Add macros to take this modification into account and use them in
at_dma_xlate() function.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/at_hdmac.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index cd494209352a..78c3fb4b4e40 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -1230,6 +1230,8 @@ static struct dma_chan *at_dma_xlate(struct of_phandle_args *dma_spec, per_id = dma_spec->args[1]; atslave->cfg = ATC_FIFOCFG_HALFFIFO | ATC_DST_H2SEL_HW | ATC_SRC_H2SEL_HW | ATC_DST_PER(per_id) + | ATC_DST_PER_MSB(per_id) + | ATC_SRC_PER_MSB(per_id) | ATC_SRC_PER(per_id); atslave->dma_dev = &dmac_pdev->dev; |