mirror of
https://github.com/torvalds/linux.git
synced 2024-10-31 17:21:49 +00:00
00aaaef9a5
Then it can be used by others. Reviewed-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Reviewed-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Sheng Yang <sheng@linux.intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
25 lines
928 B
C
25 lines
928 B
C
/*
|
|
* Copyright (C) 2003-2004 Intel
|
|
* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
|
|
*/
|
|
|
|
#ifndef MSI_H
|
|
#define MSI_H
|
|
|
|
#define msi_control_reg(base) (base + PCI_MSI_FLAGS)
|
|
#define msi_lower_address_reg(base) (base + PCI_MSI_ADDRESS_LO)
|
|
#define msi_upper_address_reg(base) (base + PCI_MSI_ADDRESS_HI)
|
|
#define msi_data_reg(base, is64bit) \
|
|
(base + ((is64bit == 1) ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32))
|
|
#define msi_mask_reg(base, is64bit) \
|
|
(base + ((is64bit == 1) ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32))
|
|
#define is_64bit_address(control) (!!(control & PCI_MSI_FLAGS_64BIT))
|
|
#define is_mask_bit_support(control) (!!(control & PCI_MSI_FLAGS_MASKBIT))
|
|
|
|
#define msix_table_offset_reg(base) (base + PCI_MSIX_TABLE)
|
|
#define msix_pba_offset_reg(base) (base + PCI_MSIX_PBA)
|
|
#define msix_table_size(control) ((control & PCI_MSIX_FLAGS_QSIZE)+1)
|
|
#define multi_msix_capable(control) msix_table_size((control))
|
|
|
|
#endif /* MSI_H */
|