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Patch(?): linux-2.4.0-test11-pre5 ISAPNP_DEVICE simplification

PATCH Adam J. Richter 1 participant 1 message Nov 16, 2000 Isapnp

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I think the definition of ISAPNP_DEVICE in
linux-2.4.0-test11-pre5/include/linux/isapnp.h is unnecessarily complex. Here is a proposed patch.

Adam J. Richter     __     ______________   4880 Stevens Creek Blvd, Suite 104
[email protected]     \ /                  San Jose, California 95129-1034
+1 408 261-6630         | g g d r a s i l   United States of America

fax +1 408 261-6631 "Free Software For The Rest Of Us."

include/linux/isapnp.h renamed from include/linux/isapnp.h.orig +2 -4
@@ -42,10 +42,8 @@
 #define ISAPNP_VENDOR(a,b,c)	(((((a)-'A'+1)&0x3f)<<2)|\
 				((((b)-'A'+1)&0x18)>>3)|((((b)-'A'+1)&7)<<13)|\
 				((((c)-'A'+1)&0x1f)<<8))
-#define ISAPNP_DEVICE(x)	((((x)&0xf000)>>8)|\
-				 (((x)&0x0f00)>>8)|\
-				 (((x)&0x00f0)<<8)|\
-				 (((x)&0x000f)<<8))
+#define ISAPNP_DEVICE(x)	((((x)&0xff00)>>8)|\
+				 (((x)&0x00ff)<<8))
 #define ISAPNP_FUNCTION(x)	ISAPNP_DEVICE(x)
 
 /*

-
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