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ujfalusibroonie
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ASoC: SOF: ipc4-topology: Correct the minimum host DMA buffer size
The firmware has changed the minimum host buffer size from 2 periods to 4 periods (1 period is 1ms) which was missed by the kernel side. Adjust the SOF_IPC4_MIN_DMA_BUFFER_SIZE to 4 ms to align with firmware. Link: thesofproject/sof@f0a14a3 Fixes: 594c1bb ("ASoC: SOF: ipc4-topology: Do not parse the DMA_BUFFER_SIZE token") Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Link: https://patch.msgid.link/20251002135752.2430-2-peter.ujfalusi@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
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sound/soc/sof/ipc4-topology.h

Lines changed: 2 additions & 2 deletions
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@@ -70,8 +70,8 @@
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#define SOF_IPC4_CHAIN_DMA_NODE_ID 0x7fffffff
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#define SOF_IPC4_INVALID_NODE_ID 0xffffffff
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/* FW requires minimum 2ms DMA buffer size */
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#define SOF_IPC4_MIN_DMA_BUFFER_SIZE 2
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/* FW requires minimum 4ms DMA buffer size */
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#define SOF_IPC4_MIN_DMA_BUFFER_SIZE 4
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/*
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* The base of multi-gateways. Multi-gateways addressing starts from

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