diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-10-10 17:58:50 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-10-17 21:58:51 -0400 |
| commit | bd6cf46b046fd4bbfec128617600e85c431d2853 (patch) | |
| tree | e419c34dacc69735b33cd5982177bb8c4428c69b /drivers/scsi/3w-xxxx.c | |
| parent | b000bced57395e4f2f6a48d7b4b9cb2b2517bdfc (diff) | |
| download | linux-stable-bd6cf46b046fd4bbfec128617600e85c431d2853.tar.gz linux-stable-bd6cf46b046fd4bbfec128617600e85c431d2853.tar.bz2 linux-stable-bd6cf46b046fd4bbfec128617600e85c431d2853.zip | |
scsi: 3w-xxx: fully convert to the generic DMA API
The driver is currently using an odd mix of legacy PCI DMA API and
generic DMA API calls, switch it over to the generic API entirely.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Adam Radford <aradford@gmail.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/3w-xxxx.c')
| -rw-r--r-- | drivers/scsi/3w-xxxx.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c index 471366945bd4..a58257645e94 100644 --- a/drivers/scsi/3w-xxxx.c +++ b/drivers/scsi/3w-xxxx.c @@ -834,15 +834,17 @@ static int tw_allocate_memory(TW_Device_Extension *tw_dev, int size, int which) dprintk(KERN_NOTICE "3w-xxxx: tw_allocate_memory()\n"); - cpu_addr = pci_alloc_consistent(tw_dev->tw_pci_dev, size*TW_Q_LENGTH, &dma_handle); + cpu_addr = dma_alloc_coherent(&tw_dev->tw_pci_dev->dev, + size * TW_Q_LENGTH, &dma_handle, GFP_KERNEL); if (cpu_addr == NULL) { - printk(KERN_WARNING "3w-xxxx: pci_alloc_consistent() failed.\n"); + printk(KERN_WARNING "3w-xxxx: dma_alloc_coherent() failed.\n"); return 1; } if ((unsigned long)cpu_addr % (tw_dev->tw_pci_dev->device == TW_DEVICE_ID ? TW_ALIGNMENT_6000 : TW_ALIGNMENT_7000)) { printk(KERN_WARNING "3w-xxxx: Couldn't allocate correctly aligned memory.\n"); - pci_free_consistent(tw_dev->tw_pci_dev, size*TW_Q_LENGTH, cpu_addr, dma_handle); + dma_free_coherent(&tw_dev->tw_pci_dev->dev, size * TW_Q_LENGTH, + cpu_addr, dma_handle); return 1; } @@ -1062,10 +1064,16 @@ static void tw_free_device_extension(TW_Device_Extension *tw_dev) /* Free command packet and generic buffer memory */ if (tw_dev->command_packet_virtual_address[0]) - pci_free_consistent(tw_dev->tw_pci_dev, sizeof(TW_Command)*TW_Q_LENGTH, tw_dev->command_packet_virtual_address[0], tw_dev->command_packet_physical_address[0]); + dma_free_coherent(&tw_dev->tw_pci_dev->dev, + sizeof(TW_Command) * TW_Q_LENGTH, + tw_dev->command_packet_virtual_address[0], + tw_dev->command_packet_physical_address[0]); if (tw_dev->alignment_virtual_address[0]) - pci_free_consistent(tw_dev->tw_pci_dev, sizeof(TW_Sector)*TW_Q_LENGTH, tw_dev->alignment_virtual_address[0], tw_dev->alignment_physical_address[0]); + dma_free_coherent(&tw_dev->tw_pci_dev->dev, + sizeof(TW_Sector) * TW_Q_LENGTH, + tw_dev->alignment_virtual_address[0], + tw_dev->alignment_physical_address[0]); } /* End tw_free_device_extension() */ /* This function will send an initconnection command to controller */ @@ -2260,7 +2268,7 @@ static int tw_probe(struct pci_dev *pdev, const struct pci_device_id *dev_id) pci_set_master(pdev); - retval = pci_set_dma_mask(pdev, TW_DMA_MASK); + retval = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); if (retval) { printk(KERN_WARNING "3w-xxxx: Failed to set dma mask."); goto out_disable_device; |