Merge tag 'ntb-5.11' of git://github.com/jonmason/ntb

[linux-2.6-microblaze.git] / drivers / ntb / hw / intel / ntb_hw_gen4.h

diff --git a/drivers/ntb/hw/intel/ntb_hw_gen4.h b/drivers/ntb/hw/intel/ntb_hw_gen4.h
index a868c78..3fcd3fd 100644 (file)
--- a/drivers/ntb/hw/intel/ntb_hw_gen4.h
+++ b/drivers/ntb/hw/intel/ntb_hw_gen4.h
@@ -35,6 +35,9 @@
 #define GEN4_IM_SPAD_SEM_OFFSET                0x00c0  /* SPAD hw semaphore */
 #define GEN4_IM_SPAD_STICKY_OFFSET     0x00c4  /* sticky SPAD */
 #define GEN4_IM_DOORBELL_OFFSET                0x0100  /* 0-31 doorbells */
+#define GEN4_LTR_SWSEL_OFFSET          0x30ec
+#define GEN4_LTR_ACTIVE_OFFSET         0x30f0
+#define GEN4_LTR_IDLE_OFFSET           0x30f4
 #define GEN4_EM_SPAD_OFFSET            0x8080
 /* note, link status is now in MMIO and not config space for NTB */
 #define GEN4_LINK_CTRL_OFFSET          0xb050
@@ -80,6 +83,18 @@
 
 #define NTB_SJC_FORCEDETECT            0x000004
 
+#define NTB_LTR_SWSEL_ACTIVE           0x0
+#define NTB_LTR_SWSEL_IDLE             0x1
+
+#define NTB_LTR_NS_SHIFT               16
+#define NTB_LTR_ACTIVE_VAL             0x0000  /* 0 us */
+#define NTB_LTR_ACTIVE_LATSCALE                0x0800  /* 1us scale */
+#define NTB_LTR_ACTIVE_REQMNT          0x8000  /* snoop req enable */
+
+#define NTB_LTR_IDLE_VAL               0x0258  /* 600 us */
+#define NTB_LTR_IDLE_LATSCALE          0x0800  /* 1us scale */
+#define NTB_LTR_IDLE_REQMNT            0x8000  /* snoop req enable */
+
 ssize_t ndev_ntb4_debugfs_read(struct file *filp, char __user *ubuf,
                                      size_t count, loff_t *offp);
 int gen4_init_dev(struct intel_ntb_dev *ndev);