add stmac read mac form eeprom

hc

2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/include/linux/zlib.h
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@@ -23,7 +23,7 @@
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   The data format used by the zlib library is described by RFCs (Request for
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-  Comments) 1950 to 1952 in the files http://www.ietf.org/rfc/rfc1950.txt
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+  Comments) 1950 to 1952 in the files https://www.ietf.org/rfc/rfc1950.txt
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   (zlib format), rfc1951.txt (deflate format) and rfc1952.txt (gzip format).
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 */
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@@ -191,6 +191,12 @@
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    exceed those passed here.
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 */
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+extern int zlib_deflate_dfltcc_enabled (void);
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+/*
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+   Returns 1 if Deflate-Conversion facility is installed and enabled,
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+   otherwise 0.
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+*/
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+
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 /* 
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 extern int deflateInit (z_streamp strm, int level);
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