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-rw-r--r--drivers/block/DAC960.c9
-rw-r--r--drivers/block/DAC960.h1
2 files changed, 2 insertions, 8 deletions
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index f781eff7d23e..c9ba48519d0f 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -1179,7 +1179,6 @@ static bool DAC960_V1_EnableMemoryMailboxInterface(DAC960_Controller_T
if (pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(32)))
return DAC960_Failure(Controller, "DMA mask out of range");
- Controller->BounceBufferLimit = DMA_BIT_MASK(32);
if ((hw_type == DAC960_PD_Controller) || (hw_type == DAC960_P_Controller)) {
CommandMailboxesSize = 0;
@@ -1380,11 +1379,8 @@ static bool DAC960_V2_EnableMemoryMailboxInterface(DAC960_Controller_T
dma_addr_t CommandMailboxDMA;
DAC960_V2_CommandStatus_T CommandStatus;
- if (!pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(64)))
- Controller->BounceBufferLimit = DMA_BIT_MASK(64);
- else if (!pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(32)))
- Controller->BounceBufferLimit = DMA_BIT_MASK(32);
- else
+ if (pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(64)) &&
+ pci_set_dma_mask(Controller->PCIDevice, DMA_BIT_MASK(32)))
return DAC960_Failure(Controller, "DMA mask out of range");
/* This is a temporary dma mapping, used only in the scope of this function */
@@ -2540,7 +2536,6 @@ static bool DAC960_RegisterBlockDevice(DAC960_Controller_T *Controller)
continue;
}
Controller->RequestQueue[n] = RequestQueue;
- blk_queue_bounce_limit(RequestQueue, Controller->BounceBufferLimit);
RequestQueue->queuedata = Controller;
blk_queue_max_segments(RequestQueue, Controller->DriverScatterGatherLimit);
blk_queue_max_hw_sectors(RequestQueue, Controller->MaxBlocksPerCommand);
diff --git a/drivers/block/DAC960.h b/drivers/block/DAC960.h
index 21aff470d268..1439e651928b 100644
--- a/drivers/block/DAC960.h
+++ b/drivers/block/DAC960.h
@@ -2295,7 +2295,6 @@ typedef struct DAC960_Controller
unsigned short MaxBlocksPerCommand;
unsigned short ControllerScatterGatherLimit;
unsigned short DriverScatterGatherLimit;
- u64 BounceBufferLimit;
unsigned int CombinedStatusBufferLength;
unsigned int InitialStatusLength;
unsigned int CurrentStatusLength;