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authorVijendar Mukunda <Vijendar.Mukunda@amd.com>2017-11-03 23:35:43 +0300
committerMark Brown <broonie@kernel.org>2017-11-08 19:06:49 +0300
commit61add8147942d23519b91f0edc30980d7c14482c (patch)
tree77c93abd49b19d59a010a98064d71b07a961b14a /sound/soc/amd/acp.h
parent566a1847fb37f1b12d997f85623cbf8658c87394 (diff)
downloadlinux-61add8147942d23519b91f0edc30980d7c14482c.tar.xz
ASoC: amd: Report accurate hw_ptr during dma
Using hw register to read transmitted byte count and report accordingly the hw pointer. TEST= modprobe snd-soc-acp-pcm.ko modprobe snd-soc-acp-rt5645.ko aplay <file> Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Signed-off-by: Akshu Agrawal <Akshu.Agrawal@amd.com> Tested-by: Akshu Agrawal <akshu.agrawal@amd.com> Reviewed-by: Jason Clinton <jclinton@chromium.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/amd/acp.h')
-rw-r--r--sound/soc/amd/acp.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h
index a330a99bfff8..de08ff077ac7 100644
--- a/sound/soc/amd/acp.h
+++ b/sound/soc/amd/acp.h
@@ -83,6 +83,8 @@ struct audio_substream_data {
u16 num_of_pages;
u16 direction;
uint64_t size;
+ u64 renderbytescount;
+ u64 capturebytescount;
void __iomem *acp_mmio;
};
@@ -93,6 +95,14 @@ struct audio_drv_data {
u32 asic_type;
};
+union acp_dma_count {
+ struct {
+ u32 low;
+ u32 high;
+ } bcount;
+ u64 bytescount;
+};
+
enum {
ACP_TILE_P1 = 0,
ACP_TILE_P2,