From: Matthew Wilcox <[EMAIL PROTECTED]> commit 868047fcbb85dbb44ddd98c336fef83236a2c06a in mainline.
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=8942 Use PCI_DMA_* constants instead of own private definitions Fall back to 32-bit DMA mask if a 64-bit one fails Signed-off-by: Matthew Wilcox <[EMAIL PROTECTED]> Acked-by: Jeff Garzik <[EMAIL PROTECTED]> Tested-by: Lars <[EMAIL PROTECTED]> Cc: Alessandro Polverini <[EMAIL PROTECTED]> Cc: <[EMAIL PROTECTED]> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]> Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]> Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]> --- drivers/block/DAC960.c | 17 ++++++++++------- drivers/block/DAC960.h | 7 ------- 2 files changed, 10 insertions(+), 14 deletions(-) --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -17,8 +17,8 @@ */ -#define DAC960_DriverVersion "2.5.48" -#define DAC960_DriverDate "14 May 2006" +#define DAC960_DriverVersion "2.5.49" +#define DAC960_DriverDate "21 Aug 2007" #include <linux/module.h> @@ -1165,9 +1165,9 @@ static bool DAC960_V1_EnableMemoryMailbo int i; - if (pci_set_dma_mask(Controller->PCIDevice, DAC690_V1_PciDmaMask)) + if (pci_set_dma_mask(Controller->PCIDevice, DMA_32BIT_MASK)) return DAC960_Failure(Controller, "DMA mask out of range"); - Controller->BounceBufferLimit = DAC690_V1_PciDmaMask; + Controller->BounceBufferLimit = DMA_32BIT_MASK; if ((hw_type == DAC960_PD_Controller) || (hw_type == DAC960_P_Controller)) { CommandMailboxesSize = 0; @@ -1368,9 +1368,12 @@ static bool DAC960_V2_EnableMemoryMailbo dma_addr_t CommandMailboxDMA; DAC960_V2_CommandStatus_T CommandStatus; - if (pci_set_dma_mask(Controller->PCIDevice, DAC690_V2_PciDmaMask)) - return DAC960_Failure(Controller, "DMA mask out of range"); - Controller->BounceBufferLimit = DAC690_V2_PciDmaMask; + if (!pci_set_dma_mask(Controller->PCIDevice, DMA_64BIT_MASK)) + Controller->BounceBufferLimit = DMA_64BIT_MASK; + else if (!pci_set_dma_mask(Controller->PCIDevice, DMA_32BIT_MASK)) + Controller->BounceBufferLimit = DMA_32BIT_MASK; + else + return DAC960_Failure(Controller, "DMA mask out of range"); /* This is a temporary dma mapping, used only in the scope of this function */ CommandMailbox = pci_alloc_consistent(PCI_Device, --- a/drivers/block/DAC960.h +++ b/drivers/block/DAC960.h @@ -61,13 +61,6 @@ #define DAC960_V2_MaxPhysicalDevices 272 /* - Define the pci dma mask supported by DAC960 V1 and V2 Firmware Controlers - */ - -#define DAC690_V1_PciDmaMask 0xffffffff -#define DAC690_V2_PciDmaMask 0xffffffffffffffffULL - -/* Define a 32/64 bit I/O Address data type. */ -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
