add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/fpga/dfl-afu.h
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@@ -79,6 +79,10 @@
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 	struct dfl_feature_platform_data *pdata;
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 };
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+/* hold pdata->lock when call __afu_port_enable/disable */
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+void __afu_port_enable(struct platform_device *pdev);
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+int __afu_port_disable(struct platform_device *pdev);
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+
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 void afu_mmio_region_init(struct dfl_feature_platform_data *pdata);
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 int afu_mmio_region_add(struct dfl_feature_platform_data *pdata,
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 			u32 region_index, u64 region_size, u64 phys, u32 flags);
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@@ -97,4 +101,9 @@
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 struct dfl_afu_dma_region *
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 afu_dma_region_find(struct dfl_feature_platform_data *pdata,
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 		    u64 iova, u64 size);
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+
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+extern const struct dfl_feature_ops port_err_ops;
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+extern const struct dfl_feature_id port_err_id_table[];
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+extern const struct attribute_group port_err_group;
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+
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 #endif /* __DFL_AFU_H */