From: Guennadi Liakhovetski <guennadi.liakhovet...@linux.intel.com>

[ Upstream commit 927280909fa7d8e61596800d82f18047c6cfbbe4 ]

When checking for enabled cores it isn't enough to check that
some of the requested cores are running, we have to check that
all of them are.

Fixes: 747503b1813a ("ASoC: SOF: Intel: Add Intel specific HDA DSP HW 
operations")
Reviewed-by: Kai Vehmanen <kai.vehma...@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridha...@linux.intel.com>
Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovet...@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.boss...@linux.intel.com>
Link: 
https://lore.kernel.org/r/20210322163728.16616-2-pierre-louis.boss...@linux.intel.com
Signed-off-by: Mark Brown <broo...@kernel.org>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 sound/soc/sof/intel/hda-dsp.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c
index c731b9bd60b4..85ec4361c8c4 100644
--- a/sound/soc/sof/intel/hda-dsp.c
+++ b/sound/soc/sof/intel/hda-dsp.c
@@ -226,10 +226,17 @@ bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev,
 
        val = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPCS);
 
-       is_enable = (val & HDA_DSP_ADSPCS_CPA_MASK(core_mask)) &&
-                   (val & HDA_DSP_ADSPCS_SPA_MASK(core_mask)) &&
-                   !(val & HDA_DSP_ADSPCS_CRST_MASK(core_mask)) &&
-                   !(val & HDA_DSP_ADSPCS_CSTALL_MASK(core_mask));
+#define MASK_IS_EQUAL(v, m, field) ({  \
+       u32 _m = field(m);              \
+       ((v) & _m) == _m;               \
+})
+
+       is_enable = MASK_IS_EQUAL(val, core_mask, HDA_DSP_ADSPCS_CPA_MASK) &&
+               MASK_IS_EQUAL(val, core_mask, HDA_DSP_ADSPCS_SPA_MASK) &&
+               !(val & HDA_DSP_ADSPCS_CRST_MASK(core_mask)) &&
+               !(val & HDA_DSP_ADSPCS_CSTALL_MASK(core_mask));
+
+#undef MASK_IS_EQUAL
 
        dev_dbg(sdev->dev, "DSP core(s) enabled? %d : core_mask %x\n",
                is_enable, core_mask);
-- 
2.30.2



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