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scsi: qla4xxx: 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>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Christoph Hellwig 2018-10-11 09:56:58 +02:00 committed by Martin K. Petersen
parent e7d0bb7746
commit ec44a6762f
1 changed files with 8 additions and 17 deletions
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25
drivers/scsi/qla4xxx/ql4_os.c
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@ -3382,7 +3382,7 @@ static int qla4xxx_alloc_pdu(struct iscsi_task *task, uint8_t opcode)
if (task->data_count) {
task_data->data_dma = dma_map_single(&ha->pdev->dev, task->data,
task->data_count,
PCI_DMA_TODEVICE);
DMA_TO_DEVICE);
}
DEBUG2(ql4_printk(KERN_INFO, ha, "%s: MaxRecvLen %u, iscsi hrd %d\n",
@ -3437,7 +3437,7 @@ static void qla4xxx_task_cleanup(struct iscsi_task *task)
if (task->data_count) {
dma_unmap_single(&ha->pdev->dev, task_data->data_dma,
task->data_count, PCI_DMA_TODEVICE);
task->data_count, DMA_TO_DEVICE);
}
DEBUG2(ql4_printk(KERN_INFO, ha, "%s: MaxRecvLen %u, iscsi hrd %d\n",
@ -9020,25 +9020,16 @@ static void qla4xxx_remove_adapter(struct pci_dev *pdev)
/**
* qla4xxx_config_dma_addressing() - Configure OS DMA addressing method.
* @ha: HA context
*
* At exit, the @ha's flags.enable_64bit_addressing set to indicated
* supported addressing method.
*/
static void qla4xxx_config_dma_addressing(struct scsi_qla_host *ha)
{
int retval;
/* Update our PCI device dma_mask for full 64 bit mask */
if (pci_set_dma_mask(ha->pdev, DMA_BIT_MASK(64)) == 0) {
if (pci_set_consistent_dma_mask(ha->pdev, DMA_BIT_MASK(64))) {
dev_dbg(&ha->pdev->dev,
"Failed to set 64 bit PCI consistent mask; "
"using 32 bit.\n");
retval = pci_set_consistent_dma_mask(ha->pdev,
DMA_BIT_MASK(32));
}
} else
retval = pci_set_dma_mask(ha->pdev, DMA_BIT_MASK(32));
if (dma_set_mask_and_coherent(&ha->pdev->dev, DMA_BIT_MASK(64))) {
dev_dbg(&ha->pdev->dev,
"Failed to set 64 bit PCI consistent mask; "
"using 32 bit.\n");
dma_set_mask_and_coherent(&ha->pdev->dev, DMA_BIT_MASK(32));
}
}
static int qla4xxx_slave_alloc(struct scsi_device *sdev)