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authorSubhransu S. Prusty <subhransu.s.prusty@intel.com>2015-05-19 11:30:34 +0200
committerMark Brown <broonie@kernel.org>2015-05-22 20:24:20 +0200
commit2709bdbc4d7ffae3bcd3e24e214475fcc3d4f77e (patch)
tree8ee8067daa3538a4a9fe10a6d5f51017f000b91d /sound/soc/intel/baytrail
parentASoC: Intel: Create an ops to check for DSP busy (diff)
downloadlinux-2709bdbc4d7ffae3bcd3e24e214475fcc3d4f77e.tar.xz
linux-2709bdbc4d7ffae3bcd3e24e214475fcc3d4f77e.zip
ASoC: Intel: Move the busy check to ops for Baytrail
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/baytrail')
-rw-r--r--sound/soc/intel/baytrail/sst-baytrail-ipc.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/intel/baytrail/sst-baytrail-ipc.c b/sound/soc/intel/baytrail/sst-baytrail-ipc.c
index 1efb33b36303..799b804f3e34 100644
--- a/sound/soc/intel/baytrail/sst-baytrail-ipc.c
+++ b/sound/soc/intel/baytrail/sst-baytrail-ipc.c
@@ -679,6 +679,14 @@ static u64 byt_reply_msg_match(u64 header, u64 *mask)
return header;
}
+static bool byt_is_dsp_busy(struct sst_dsp *dsp)
+{
+ u64 ipcx;
+
+ ipcx = sst_dsp_shim_read_unlocked(dsp, SST_IPCX);
+ return (ipcx & (SST_IPCX_BUSY | SST_IPCX_DONE));
+}
+
int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata)
{
struct sst_byt *byt;
@@ -699,6 +707,7 @@ int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata)
ipc->ops.shim_dbg = byt_shim_dbg;
ipc->ops.tx_data_copy = byt_tx_data_copy;
ipc->ops.reply_msg_match = byt_reply_msg_match;
+ ipc->ops.is_dsp_busy = byt_is_dsp_busy;
err = sst_ipc_init(ipc);
if (err != 0)