diff options
| author | Keyon Jie <yang.jie@linux.intel.com> | 2020-02-28 17:18:49 -0600 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-03-02 14:13:49 +0000 |
| commit | 8354d9b44530b5f534146668ae641572dede79a4 (patch) | |
| tree | 9a63f4de62fba3341f2dcd2281f5aed7ec67382c | |
| parent | 1919b42ca4ad75a2397081164661af3ce5a7b8f4 (diff) | |
ASoC: SOF: Intel: hda-loader: clear the IPC ack bit after FW_PURGE done
Set DONE bit after the FW_PURGE IPC is polled successfully, to clear the
interrupt and avoid the arrival of the confusing unexpected ipc.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
Link: https://lore.kernel.org/r/20200228231850.9226-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/sof/intel/hda-loader.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda-loader.c b/sound/soc/sof/intel/hda-loader.c index 8852184a2569..03b05d7f66da 100644 --- a/sound/soc/sof/intel/hda-loader.c +++ b/sound/soc/sof/intel/hda-loader.c @@ -131,6 +131,12 @@ static int cl_dsp_init(struct snd_sof_dev *sdev, const void *fwdata, goto err; } + /* set DONE bit to clear the reply IPC message */ + snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, + chip->ipc_ack, + chip->ipc_ack_mask, + chip->ipc_ack_mask); + /* step 5: power down corex */ ret = hda_dsp_core_power_down(sdev, chip->cores_mask & ~(HDA_DSP_CORE_MASK(0))); |