Re: [PATCH] libata: Fix (hopefully) all the remaining problems withdevices failing setup/identify

From: Alan
Date: Wed Jan 31 2007 - 12:35:37 EST


> Looks like you should use ata_busy_wait() here, rather than reproducing
> the same code again.

It waits in 10uS chunks while 1uS chunks were used in the workaround.
Could indeed do that once I know the fix is right. While I'm at it the
ata_busy_wait kerneldoc is borked so here's a fix

Signed-off-by: Alan Cox <alan@xxxxxxxxxx>

--- linux.vanilla-2.6.20-rc6-mm3/include/linux/libata.h 2007-01-31 14:20:43.000000000 +0000
+++ linux-2.6.20-rc6-mm3/include/linux/libata.h 2007-01-31 17:19:04.703229512 +0000
@@ -1052,6 +1053,8 @@
/**
* ata_busy_wait - Wait for a port status register
* @ap: Port to wait for.
+ * @bits: bits that must be clear
+ * @max: number of 10uS waits to perform
*
* Waits up to max*10 microseconds for the selected bits in the port's
* status register to be cleared.
-
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