diff options
Diffstat (limited to 'sound/soc/kirkwood/kirkwood-dma.c')
| -rw-r--r-- | sound/soc/kirkwood/kirkwood-dma.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sound/soc/kirkwood/kirkwood-dma.c b/sound/soc/kirkwood/kirkwood-dma.c index d4a17780cef..d0385402712 100644 --- a/sound/soc/kirkwood/kirkwood-dma.c +++ b/sound/soc/kirkwood/kirkwood-dma.c @@ -94,9 +94,10 @@ static irqreturn_t kirkwood_dma_irq(int irq, void *dev_id) return IRQ_HANDLED; } -static void kirkwood_dma_conf_mbus_windows(void __iomem *base, int win, - unsigned long dma, - struct mbus_dram_target_info *dram) +static void +kirkwood_dma_conf_mbus_windows(void __iomem *base, int win, + unsigned long dma, + const struct mbus_dram_target_info *dram) { int i; @@ -106,7 +107,7 @@ static void kirkwood_dma_conf_mbus_windows(void __iomem *base, int win, /* try to find matching cs for current dma address */ for (i = 0; i < dram->num_cs; i++) { - struct mbus_dram_window *cs = dram->cs + i; + const struct mbus_dram_window *cs = dram->cs + i; if ((cs->base & 0xffff0000) < (dma & 0xffff0000)) { writel(cs->base & 0xffff0000, base + KIRKWOOD_AUDIO_WIN_BASE_REG(win)); @@ -127,6 +128,7 @@ static int kirkwood_dma_open(struct snd_pcm_substream *substream) struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai; struct kirkwood_dma_data *priv; struct kirkwood_dma_priv *prdata = snd_soc_platform_get_drvdata(platform); + const struct mbus_dram_target_info *dram; unsigned long addr; priv = snd_soc_dai_get_dma_data(cpu_dai, substream); @@ -175,15 +177,16 @@ static int kirkwood_dma_open(struct snd_pcm_substream *substream) writel((unsigned long)-1, priv->io + KIRKWOOD_ERR_MASK); } + dram = mv_mbus_dram_info(); addr = virt_to_phys(substream->dma_buffer.area); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { prdata->play_stream = substream; kirkwood_dma_conf_mbus_windows(priv->io, - KIRKWOOD_PLAYBACK_WIN, addr, priv->dram); + KIRKWOOD_PLAYBACK_WIN, addr, dram); } else { prdata->rec_stream = substream; kirkwood_dma_conf_mbus_windows(priv->io, - KIRKWOOD_RECORD_WIN, addr, priv->dram); + KIRKWOOD_RECORD_WIN, addr, dram); } return 0; |