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| author | Geoff Levand <geoff@infradead.org> | 2018-07-18 15:08:33 -0700 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-07-20 12:50:37 +1000 |
| commit | 48e91846865cd61bfdb701eb737de222d7f08c74 (patch) | |
| tree | 5ba59cd40a74c496bb4fb0839123b79dcaac50a7 /sound/ppc | |
| parent | ef6cb5f1a048fdf91ccee6d63d2bfa293338502d (diff) | |
| download | linux-48e91846865cd61bfdb701eb737de222d7f08c74.tar.gz linux-48e91846865cd61bfdb701eb737de222d7f08c74.tar.bz2 linux-48e91846865cd61bfdb701eb737de222d7f08c74.zip | |
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 <noring@nocrew.org>
Signed-off-by: Geoff Levand <geoff@infradead.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'sound/ppc')
| -rw-r--r-- | sound/ppc/snd_ps3.c | 5 |
1 files changed, 5 insertions, 0 deletions
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 */ |