Normally kmalloc() returns things that are DMA safe so not visible on all platforms but we do need to explicitly request DMA safe memory.

Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/wm_adsp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index f263bfd..f956c35 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -410,7 +410,7 @@ static int wm_adsp_load(struct wm_adsp *dsp)

if (reg) { buf = kmemdup(region->data, le32_to_cpu(region->len), - GFP_KERNEL); + GFP_KERNEL | GFP_DMA); if (!buf) { adsp_err(dsp, "Out of memory\n"); return -ENOMEM; @@ -557,7 +557,7 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp) adsp_warn(dsp, "Algorithm list end %x 0x%x != 0xbeadead\n", term, be32_to_cpu(val));

- alg = kzalloc((term - pos) * 2, GFP_KERNEL); + alg = kzalloc((term - pos) * 2, GFP_KERNEL | GFP_DMA); if (!alg) return -ENOMEM;

@@ -779,7 +779,7 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)

if (reg) { buf = kmemdup(blk->data, le32_to_cpu(blk->len), - GFP_KERNEL); + GFP_KERNEL | GFP_DMA); if (!buf) { adsp_err(dsp, "Out of memory\n"); return -ENOMEM;