From 8544eebc78c96f1834a46b26ade3e7ebe785d10c Mon Sep 17 00:00:00 2001 From: =?utf8?q?Amadeusz=20S=C5=82awi=C5=84ski?= Date: Thu, 7 Jul 2022 14:41:48 +0200 Subject: [PATCH] ASoC: Intel: avs: Set max DMA segment size MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: Cezary Rojewski Link: https://lore.kernel.org/r/20220707124153.1858249-8-cezary.rojewski@intel.com Signed-off-by: Mark Brown --- 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 4234ade..6a35bf4 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) { -- 2.7.4