diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-13 09:57:10 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-13 09:57:10 +0200 |
| commit | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (patch) | |
| tree | a2c186cb828e3713c2ec48a4d7191166fb798b3d /sound/atmel/ac97c.c | |
| parent | 659c36fcda403013a01b85da07cf2d9711e6d6c7 (diff) | |
| parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) | |
Merge tag 'v3.4-rc2' into perf/core
Merge Linux 3.4-rc2: we were on v3.3, update the base.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'sound/atmel/ac97c.c')
| -rw-r--r-- | sound/atmel/ac97c.c | 41 |
1 files changed, 33 insertions, 8 deletions
diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 61dade69835..115313ef54d 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -20,6 +20,7 @@ #include <linux/platform_device.h> #include <linux/mutex.h> #include <linux/gpio.h> +#include <linux/types.h> #include <linux/io.h> #include <sound/core.h> @@ -1014,16 +1015,28 @@ static int __devinit atmel_ac97c_probe(struct platform_device *pdev) if (cpu_is_at32ap7000()) { if (pdata->rx_dws.dma_dev) { - struct dw_dma_slave *dws = &pdata->rx_dws; dma_cap_mask_t mask; - dws->rx_reg = regs->start + AC97C_CARHR + 2; - dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); chip->dma.rx_chan = dma_request_channel(mask, filter, - dws); + &pdata->rx_dws); + if (chip->dma.rx_chan) { + struct dma_slave_config dma_conf = { + .src_addr = regs->start + AC97C_CARHR + + 2, + .src_addr_width = + DMA_SLAVE_BUSWIDTH_2_BYTES, + .src_maxburst = 1, + .dst_maxburst = 1, + .direction = DMA_DEV_TO_MEM, + .device_fc = false, + }; + + dmaengine_slave_config(chip->dma.rx_chan, + &dma_conf); + } dev_info(&chip->pdev->dev, "using %s for DMA RX\n", dev_name(&chip->dma.rx_chan->dev->device)); @@ -1031,16 +1044,28 @@ static int __devinit atmel_ac97c_probe(struct platform_device *pdev) } if (pdata->tx_dws.dma_dev) { - struct dw_dma_slave *dws = &pdata->tx_dws; dma_cap_mask_t mask; - dws->tx_reg = regs->start + AC97C_CATHR + 2; - dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); chip->dma.tx_chan = dma_request_channel(mask, filter, - dws); + &pdata->tx_dws); + if (chip->dma.tx_chan) { + struct dma_slave_config dma_conf = { + .dst_addr = regs->start + AC97C_CATHR + + 2, + .dst_addr_width = + DMA_SLAVE_BUSWIDTH_2_BYTES, + .src_maxburst = 1, + .dst_maxburst = 1, + .direction = DMA_MEM_TO_DEV, + .device_fc = false, + }; + + dmaengine_slave_config(chip->dma.tx_chan, + &dma_conf); + } dev_info(&chip->pdev->dev, "using %s for DMA TX\n", dev_name(&chip->dma.tx_chan->dev->device)); |