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path: root/drivers/ntb/ntb_hw.h
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Diffstat (limited to 'drivers/ntb/ntb_hw.h')
-rw-r--r--drivers/ntb/ntb_hw.h14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/ntb/ntb_hw.h b/drivers/ntb/ntb_hw.h
index 5380ca16198a..96de5fc95f90 100644
--- a/drivers/ntb/ntb_hw.h
+++ b/drivers/ntb/ntb_hw.h
@@ -78,14 +78,16 @@ static inline void writeq(u64 val, void __iomem *addr)
#define NTB_BAR_MMIO 0
#define NTB_BAR_23 2
-#define NTB_BAR_45 4
+#define NTB_BAR_4 4
+#define NTB_BAR_5 5
+
#define NTB_BAR_MASK ((1 << NTB_BAR_MMIO) | (1 << NTB_BAR_23) |\
- (1 << NTB_BAR_45))
+ (1 << NTB_BAR_4))
+#define NTB_SPLITBAR_MASK ((1 << NTB_BAR_MMIO) | (1 << NTB_BAR_23) |\
+ (1 << NTB_BAR_4) | (1 << NTB_BAR_5))
#define NTB_HB_TIMEOUT msecs_to_jiffies(1000)
-#define NTB_MAX_NUM_MW 2
-
enum ntb_hw_event {
NTB_EVENT_SW_EVENT0 = 0,
NTB_EVENT_SW_EVENT1,
@@ -115,7 +117,7 @@ struct ntb_device {
struct pci_dev *pdev;
struct msix_entry *msix_entries;
void __iomem *reg_base;
- struct ntb_mw mw[NTB_MAX_NUM_MW];
+ struct ntb_mw *mw;
struct {
unsigned char max_mw;
unsigned char max_spads;
@@ -128,6 +130,7 @@ struct ntb_device {
void __iomem *rdb;
void __iomem *bar2_xlat;
void __iomem *bar4_xlat;
+ void __iomem *bar5_xlat;
void __iomem *spad_write;
void __iomem *spad_read;
void __iomem *lnk_cntl;
@@ -147,6 +150,7 @@ struct ntb_device {
unsigned char link_width;
unsigned char link_speed;
unsigned char link_status;
+ unsigned char split_bar;
struct delayed_work hb_timer;
unsigned long last_ts;