diff options
Diffstat (limited to 'drivers/scsi/ahci.c')
| -rw-r--r-- | drivers/scsi/ahci.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c index 8420204c2ea..4612312c0c2 100644 --- a/drivers/scsi/ahci.c +++ b/drivers/scsi/ahci.c @@ -307,21 +307,22 @@ static int ahci_port_start(struct ata_port *ap) void __iomem *port_mmio = ahci_port_base(mmio, ap->port_no); void *mem; dma_addr_t mem_dma; + int rc; pp = kmalloc(sizeof(*pp), GFP_KERNEL); if (!pp) return -ENOMEM; memset(pp, 0, sizeof(*pp)); - ap->pad = dma_alloc_coherent(dev, ATA_DMA_PAD_BUF_SZ, &ap->pad_dma, GFP_KERNEL); - if (!ap->pad) { + rc = ata_pad_alloc(ap, dev); + if (rc) { kfree(pp); - return -ENOMEM; + return rc; } mem = dma_alloc_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, &mem_dma, GFP_KERNEL); if (!mem) { - dma_free_coherent(dev, ATA_DMA_PAD_BUF_SZ, ap->pad, ap->pad_dma); + ata_pad_free(ap, dev); kfree(pp); return -ENOMEM; } @@ -397,7 +398,7 @@ static void ahci_port_stop(struct ata_port *ap) ap->private_data = NULL; dma_free_coherent(dev, AHCI_PORT_PRIV_DMA_SZ, pp->cmd_slot, pp->cmd_slot_dma); - dma_free_coherent(dev, ATA_DMA_PAD_BUF_SZ, ap->pad, ap->pad_dma); + ata_pad_free(ap, dev); kfree(pp); } |