diff options
| author | Ajit Kumar Pandey <AjitKumar.Pandey@amd.com> | 2022-03-04 14:57:27 -0600 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-03-07 13:12:48 +0000 |
| commit | b7485ec850591ad62fde0526bd7fdc56cdc04efd (patch) | |
| tree | 66bf2bc28a28db2f9a0782322e797ef1cc2b1ebe /sound/soc/sof | |
| parent | 9c2611b2a620f90219f85e4b40bbe3e26ab81e2c (diff) | |
| download | linux-b7485ec850591ad62fde0526bd7fdc56cdc04efd.tar.bz2 | |
ASoC: SOF: amd: Flush cache after ATU_BASE_ADDR_GRP register update
ACP_SRAM_PTE block has cache that needs to be flushed after every
PTE updates. This patch updates ACPAXI2AXI_ATU_CTRL register to
flush cache after updating PTE with stream physical address.
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Ajit Kumar Pandey <AjitKumar.Pandey@amd.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220304205733.62233-5-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof')
| -rw-r--r-- | sound/soc/sof/amd/acp-stream.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/sof/amd/acp-stream.c b/sound/soc/sof/amd/acp-stream.c index f2837bfbdb20..b3ca4a90dbf8 100644 --- a/sound/soc/sof/amd/acp-stream.c +++ b/sound/soc/sof/amd/acp-stream.c @@ -115,6 +115,9 @@ int acp_dsp_stream_config(struct snd_sof_dev *sdev, struct acp_dsp_stream *strea offset += 8; } + /* Flush ATU Cache after PTE Update */ + snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACPAXI2AXI_ATU_CTRL, ACP_ATU_CACHE_INVALID); + return 0; } |