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authorMarkus Pietrek <markus.pietrek@emtrion.de>2010-08-04 08:59:50 +0200
committerPaul Mundt <lethal@linux-sh.org>2010-08-04 08:59:50 +0200
commit7b42176a2969bc913cd2949e7edd935466745b11 (patch)
treeb1c09184abdce6a3da8278a20f6e33933a655091 /sound/soc
parentsh: Add sh7724 BEU resources (diff)
downloadlinux-7b42176a2969bc913cd2949e7edd935466745b11.tar.xz
linux-7b42176a2969bc913cd2949e7edd935466745b11.zip
sound/soc/sh/siu: Fixed undefined dma_length of scatter gather list
Without this patch, an undefined/random sg->dma_length is used and the sound will be played/captured wrongly. Signed-off-by: Markus Pietrek <markus.pietrek@emtrion.de> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/sh/siu_pcm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/sh/siu_pcm.c b/sound/soc/sh/siu_pcm.c
index 36170be15aa7..b0ccd0b862fc 100644
--- a/sound/soc/sh/siu_pcm.c
+++ b/sound/soc/sh/siu_pcm.c
@@ -127,6 +127,7 @@ static int siu_pcm_wr_set(struct siu_port *port_info,
sg_init_table(&sg, 1);
sg_set_page(&sg, pfn_to_page(PFN_DOWN(buff)),
size, offset_in_page(buff));
+ sg_dma_len(&sg) = size;
sg_dma_address(&sg) = buff;
desc = siu_stream->chan->device->device_prep_slave_sg(siu_stream->chan,
@@ -176,6 +177,7 @@ static int siu_pcm_rd_set(struct siu_port *port_info,
sg_init_table(&sg, 1);
sg_set_page(&sg, pfn_to_page(PFN_DOWN(buff)),
size, offset_in_page(buff));
+ sg_dma_len(&sg) = size;
sg_dma_address(&sg) = buff;
desc = siu_stream->chan->device->device_prep_slave_sg(siu_stream->chan,