diff options
| author | Varun Wadekar <vwadekar@nvidia.com> | 2012-04-07 01:52:57 +0530 |
|---|---|---|
| committer | Varun Wadekar <vwadekar@nvidia.com> | 2012-04-07 01:52:57 +0530 |
| commit | 97caf63d0c837f9b5c9f6f469979e68c0378e83f (patch) | |
| tree | c6fc834bcfb66268f474324eca619db419010532 /sound/atmel/abdac.c | |
| parent | 6a1a6f4f69adf0febfd923795b45edeff63e75ed (diff) | |
Merge branch '3.4-rc1' into android-tegra-nv-3.3-rebased
Change-Id: Ib3b69ffc5ac3e07c9cc44cc49e9142088eec477e
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Diffstat (limited to 'sound/atmel/abdac.c')
| -rw-r--r-- | sound/atmel/abdac.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/sound/atmel/abdac.c b/sound/atmel/abdac.c index 4fa1dbd8ee83..f7c2bb08055d 100644 --- a/sound/atmel/abdac.c +++ b/sound/atmel/abdac.c @@ -16,6 +16,7 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/types.h> #include <linux/io.h> #include <sound/core.h> @@ -467,15 +468,24 @@ static int __devinit atmel_abdac_probe(struct platform_device *pdev) snd_card_set_dev(card, &pdev->dev); if (pdata->dws.dma_dev) { - struct dw_dma_slave *dws = &pdata->dws; dma_cap_mask_t mask; - dws->tx_reg = regs->start + DAC_DATA; - dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - dac->dma.chan = dma_request_channel(mask, filter, dws); + dac->dma.chan = dma_request_channel(mask, filter, &pdata->dws); + if (dac->dma.chan) { + struct dma_slave_config dma_conf = { + .dst_addr = regs->start + DAC_DATA, + .dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES, + .src_maxburst = 1, + .dst_maxburst = 1, + .direction = DMA_MEM_TO_DEV, + .device_fc = false, + }; + + dmaengine_slave_config(dac->dma.chan, &dma_conf); + } } if (!pdata->dws.dma_dev || !dac->dma.chan) { dev_dbg(&pdev->dev, "DMA not available\n"); |