PATCH: LM87 read retry tuning

David Knierim david_knierim at earthlink.net
Fri Oct 15 23:56:26 CEST 2004



This is a tiny patch to tune the lm87 read retry failure loop that was
recently added.  On my board, if I got one retry failure, I always got
3, so I increased the amount of delay before a retry.

David Knierim



--- kernel/chips/lm87.c.orig  2004-10-10 08:03:48.000000000 -0400
+++ kernel/chips/lm87.c 2004-10-15 14:47:20.000000000 -0400
@@ -492,10 +492,11 @@

   printk(KERN_WARNING "lm87.o: Read byte data failed, "
          "address 0x%02x\n", reg);
-           mdelay(i);
+           mdelay(i + 3);
  }

  /* <TODO> what to return in case of error? */
+     printk(KERN_ERR "lm87.o: All read byte retries failed!!\n");
  return 0;
 }






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