disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/ntb/hw/intel/ntb_hw_gen1.h
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@@ -140,6 +140,7 @@
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 #define NTB_HWERR_SB01BASE_LOCKUP	BIT_ULL(1)
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 #define NTB_HWERR_B2BDOORBELL_BIT14	BIT_ULL(2)
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 #define NTB_HWERR_MSIX_VECTOR32_BAD	BIT_ULL(3)
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+#define NTB_HWERR_BAR_ALIGN		BIT_ULL(4)
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 extern struct intel_b2b_addr xeon_b2b_usd_addr;
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 extern struct intel_b2b_addr xeon_b2b_dsd_addr;
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@@ -147,6 +148,9 @@
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 int ndev_init_isr(struct intel_ntb_dev *ndev, int msix_min, int msix_max,
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 		int msix_shift, int total_shift);
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 enum ntb_topo xeon_ppd_topo(struct intel_ntb_dev *ndev, u8 ppd);
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+void ndev_db_addr(struct intel_ntb_dev *ndev,
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+				phys_addr_t *db_addr, resource_size_t *db_size,
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+				phys_addr_t reg_addr, unsigned long reg);
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 u64 ndev_db_read(struct intel_ntb_dev *ndev, void __iomem *mmio);
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 int ndev_db_write(struct intel_ntb_dev *ndev, u64 db_bits,
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 				void __iomem *mmio);
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@@ -166,8 +170,6 @@
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 u64 intel_ntb_db_vector_mask(struct ntb_dev *ntb, int db_vector);
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 int intel_ntb_db_set_mask(struct ntb_dev *ntb, u64 db_bits);
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 int intel_ntb_db_clear_mask(struct ntb_dev *ntb, u64 db_bits);
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-int intel_ntb_peer_db_addr(struct ntb_dev *ntb, phys_addr_t *db_addr,
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-		resource_size_t *db_size);
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 int intel_ntb_spad_is_unsafe(struct ntb_dev *ntb);
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 int intel_ntb_spad_count(struct ntb_dev *ntb);
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 u32 intel_ntb_spad_read(struct ntb_dev *ntb, int idx);