From 8544eebc78c96f1834a46b26ade3e7ebe785d10c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Amadeusz=20S=C5=82awi=C5=84ski?= <amadeuszx.slawinski@linux.intel.com>
Date: Thu, 7 Jul 2022 14:41:48 +0200
Subject: [PATCH] ASoC: Intel: avs: Set max DMA segment size
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Git-commit: 8544eebc78c96f1834a46b26ade3e7ebe785d10c
Patch-mainline: v6.0-rc1
References: jsc#PED-850

Apparently it is possible for code to allocate large buffers which may
cause warnings as reported in [1]. This was fixed for HDA, SOF and
skylake in patchset [2], fix it also for avs driver.

[1] https://github.com/thesofproject/linux/issues/3430
[2] https://lore.kernel.org/all/20220215132756.31236-1-tiwai@suse.de/

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220707124153.1858249-8-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 sound/soc/intel/avs/core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/intel/avs/core.c b/sound/soc/intel/avs/core.c
index 4234adeb3d1c..6a35bf45efcb 100644
--- a/sound/soc/intel/avs/core.c
+++ b/sound/soc/intel/avs/core.c
@@ -446,6 +446,7 @@ static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
 		dma_set_mask(dev, DMA_BIT_MASK(32));
 		dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
 	}
+	dma_set_max_seg_size(dev, UINT_MAX);
 
 	ret = avs_hdac_bus_init_streams(bus);
 	if (ret < 0) {
-- 
2.35.3