Use the zeroing function instead of dma_alloc_coherent & memset(,0,)
Signed-off-by: Joe Perches joe@perches.com --- sound/aoa/soundbus/i2sbus/core.c | 12 ++++-------- sound/sparc/dbri.c | 6 ++---- 2 files changed, 6 insertions(+), 12 deletions(-)
diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c index 4678360..a80d5ea 100644 --- a/sound/aoa/soundbus/i2sbus/core.c +++ b/sound/aoa/soundbus/i2sbus/core.c @@ -47,15 +47,11 @@ static int alloc_dbdma_descriptor_ring(struct i2sbus_dev *i2sdev, /* We use the PCI APIs for now until the generic one gets fixed * enough or until we get some macio-specific versions */ - r->space = dma_alloc_coherent( - &macio_get_pci_dev(i2sdev->macio)->dev, - r->size, - &r->bus_addr, - GFP_KERNEL); + r->space = dma_zalloc_coherent(&macio_get_pci_dev(i2sdev->macio)->dev, + r->size, &r->bus_addr, GFP_KERNEL); + if (!r->space) + return -ENOMEM;
- if (!r->space) return -ENOMEM; - - memset(r->space, 0, r->size); r->cmds = (void*)DBDMA_ALIGN(r->space); r->bus_cmd_start = r->bus_addr + (dma_addr_t)((char*)r->cmds - (char*)r->space); diff --git a/sound/sparc/dbri.c b/sound/sparc/dbri.c index be1b1aa..b2c3d0d 100644 --- a/sound/sparc/dbri.c +++ b/sound/sparc/dbri.c @@ -2534,12 +2534,10 @@ static int snd_dbri_create(struct snd_card *card, dbri->op = op; dbri->irq = irq;
- dbri->dma = dma_alloc_coherent(&op->dev, - sizeof(struct dbri_dma), - &dbri->dma_dvma, GFP_ATOMIC); + dbri->dma = dma_zalloc_coherent(&op->dev, sizeof(struct dbri_dma), + &dbri->dma_dvma, GFP_ATOMIC); if (!dbri->dma) return -ENOMEM; - memset((void *)dbri->dma, 0, sizeof(struct dbri_dma));
dprintk(D_GEN, "DMA Cmd Block 0x%p (0x%08x)\n", dbri->dma, dbri->dma_dvma);