diff mbox series

[07/12] ASoC: Intel: avs: Set max DMA segment size

Message ID 20220707124153.1858249-8-cezary.rojewski@intel.com
State New
Headers show
Series ASoC: Intel: avs: Updates and cleanups | expand

Commit Message

Cezary Rojewski July 7, 2022, 12:41 p.m. UTC 
From: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>

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

Patch

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) {