From 48e91846865cd61bfdb701eb737de222d7f08c74 Mon Sep 17 00:00:00 2001 From: Geoff Levand Date: Wed, 18 Jul 2018 15:08:33 -0700 Subject: powerpc/ps3: Set driver coherent_dma_mask Set the coherent_dma_mask for the PS3 ehci, ohci, and snd devices. Silences WARN_ON_ONCE messages emitted by the dma_alloc_attrs() routine. Reported-by: Fredrik Noring Signed-off-by: Geoff Levand Acked-by: Greg Kroah-Hartman Acked-by: Alan Stern Signed-off-by: Michael Ellerman --- sound/ppc/snd_ps3.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'sound/ppc') diff --git a/sound/ppc/snd_ps3.c b/sound/ppc/snd_ps3.c index 36f34f434ecb..abe031c9d592 100644 --- a/sound/ppc/snd_ps3.c +++ b/sound/ppc/snd_ps3.c @@ -930,6 +930,7 @@ static int snd_ps3_driver_probe(struct ps3_system_bus_device *dev) { int i, ret; u64 lpar_addr, lpar_size; + static u64 dummy_mask; if (WARN_ON(!firmware_has_feature(FW_FEATURE_PS3_LV1))) return -ENODEV; @@ -970,6 +971,10 @@ static int snd_ps3_driver_probe(struct ps3_system_bus_device *dev) goto clean_mmio; } + dummy_mask = DMA_BIT_MASK(32); + dev->core.dma_mask = &dummy_mask; + dma_set_coherent_mask(&dev->core, dummy_mask); + snd_ps3_audio_set_base_addr(dev->d_region->bus_addr); /* CONFIG_SND_PS3_DEFAULT_START_DELAY */ -- cgit