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Searched refs:db_bits (Results 1 – 8 of 8) sorted by relevance

/linux/drivers/ntb/hw/intel/
H A Dntb_hw_gen3.h110 int intel_ntb3_db_clear(struct ntb_dev *ntb, u64 db_bits);
111 int intel_ntb3_peer_db_set(struct ntb_dev *ntb, u64 db_bits);
H A Dntb_hw_gen1.h156 int ndev_db_write(struct intel_ntb_dev *ndev, u64 db_bits,
172 int intel_ntb_db_set_mask(struct ntb_dev *ntb, u64 db_bits);
173 int intel_ntb_db_clear_mask(struct ntb_dev *ntb, u64 db_bits);
H A Dntb_hw_gen3.c568 int intel_ntb3_peer_db_set(struct ntb_dev *ntb, u64 db_bits) in intel_ntb3_peer_db_set() argument
573 if (db_bits & ~ndev->db_valid_mask) in intel_ntb3_peer_db_set()
576 while (db_bits) { in intel_ntb3_peer_db_set()
577 bit = __ffs(db_bits); in intel_ntb3_peer_db_set()
580 db_bits &= db_bits - 1; in intel_ntb3_peer_db_set()
595 int intel_ntb3_db_clear(struct ntb_dev *ntb, u64 db_bits) in intel_ntb3_db_clear() argument
599 return ndev_db_write(ndev, db_bits, in intel_ntb3_db_clear()
H A Dntb_hw_gen1.c211 int ndev_db_write(struct intel_ntb_dev *ndev, u64 db_bits, in ndev_db_write() argument
217 if (db_bits & ~ndev->db_valid_mask) in ndev_db_write()
220 ndev->reg->db_iowrite(db_bits, mmio); in ndev_db_write()
225 static inline int ndev_db_set_mask(struct intel_ntb_dev *ndev, u64 db_bits, in ndev_db_set_mask() argument
233 if (db_bits & ~ndev->db_valid_mask) in ndev_db_set_mask()
238 ndev->db_mask |= db_bits; in ndev_db_set_mask()
246 static inline int ndev_db_clear_mask(struct intel_ntb_dev *ndev, u64 db_bits, in ndev_db_clear_mask() argument
254 if (db_bits & ~ndev->db_valid_mask) in ndev_db_clear_mask()
259 ndev->db_mask &= ~db_bits; in ndev_db_clear_mask()
1089 static int intel_ntb_db_clear(struct ntb_dev *ntb, u64 db_bits) in intel_ntb_db_clear() argument
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H A Dntb_hw_intel.h106 void (*db_iowrite)(u64 db_bits, void __iomem *mmio);
/linux/drivers/ntb/hw/mscc/
H A Dntb_hw_switchtec.c635 static int switchtec_ntb_db_clear(struct ntb_dev *ntb, u64 db_bits) in switchtec_ntb_db_clear() argument
639 iowrite64(db_bits << sndev->db_shift, &sndev->mmio_self_dbmsg->idb); in switchtec_ntb_db_clear()
644 static int switchtec_ntb_db_set_mask(struct ntb_dev *ntb, u64 db_bits) in switchtec_ntb_db_set_mask() argument
649 if (db_bits & ~sndev->db_valid_mask) in switchtec_ntb_db_set_mask()
654 sndev->db_mask |= db_bits << sndev->db_shift; in switchtec_ntb_db_set_mask()
662 static int switchtec_ntb_db_clear_mask(struct ntb_dev *ntb, u64 db_bits) in switchtec_ntb_db_clear_mask() argument
667 if (db_bits & ~sndev->db_valid_mask) in switchtec_ntb_db_clear_mask()
672 sndev->db_mask &= ~(db_bits << sndev->db_shift); in switchtec_ntb_db_clear_mask()
714 static int switchtec_ntb_peer_db_set(struct ntb_dev *ntb, u64 db_bits) in switchtec_ntb_peer_db_set() argument
718 iowrite64(db_bits << sndev->db_peer_shift, in switchtec_ntb_peer_db_set()
/linux/drivers/ntb/hw/idt/
H A Dntb_hw_idt.c1477 static int idt_ntb_db_clear(struct ntb_dev *ntb, u64 db_bits) in idt_ntb_db_clear() argument
1481 idt_nt_write(ndev, IDT_NT_INDBELLSTS, (u32)db_bits); in idt_ntb_db_clear()
1514 static int idt_ntb_db_set_mask(struct ntb_dev *ntb, u64 db_bits) in idt_ntb_db_set_mask() argument
1519 IDT_DBELL_MASK, db_bits); in idt_ntb_db_set_mask()
1535 static int idt_ntb_db_clear_mask(struct ntb_dev *ntb, u64 db_bits) in idt_ntb_db_clear_mask() argument
1540 db_bits); in idt_ntb_db_clear_mask()
1556 static int idt_ntb_peer_db_set(struct ntb_dev *ntb, u64 db_bits) in idt_ntb_peer_db_set() argument
1560 if (db_bits & ~(u64)IDT_DBELL_MASK) in idt_ntb_peer_db_set()
1563 idt_nt_write(ndev, IDT_NT_OUTDBELLSET, (u32)db_bits); in idt_ntb_peer_db_set()
/linux/drivers/ntb/test/
H A Dntb_tool.c307 u64 db_bits, db_mask; in tool_db_event() local
310 db_bits = ntb_db_read(tc->ntb); in tool_db_event()
313 vec, db_mask, db_bits); in tool_db_event()