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powerpc/rtas: Replace magic values with defines

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rtas.h already has some nice #defines for RTAS return status
codes - let's use them instead of hard-coded "magic" values!

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Thomas Huth 2015-07-22 18:56:47 +02:00 committed by Michael Ellerman
parent 79cd952000
commit 9ef03193a9
1 changed files with 5 additions and 3 deletions
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8
arch/powerpc/kernel/rtas.c
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@ -478,8 +478,9 @@ unsigned int rtas_busy_delay_time(int status)
if (status == RTAS_BUSY) { if (status == RTAS_BUSY) {
ms = 1; ms = 1;
} else if (status >= 9900 && status <= 9905) { } else if (status >= RTAS_EXTENDED_DELAY_MIN &&
order = status - 9900; status <= RTAS_EXTENDED_DELAY_MAX) {
order = status - RTAS_EXTENDED_DELAY_MIN;
for (ms = 1; order > 0; order--) for (ms = 1; order > 0; order--)
ms *= 10; ms *= 10;
} }
@ -641,7 +642,8 @@ int rtas_set_indicator_fast(int indicator, int index, int new_value)
rc = rtas_call(token, 3, 1, NULL, indicator, index, new_value); rc = rtas_call(token, 3, 1, NULL, indicator, index, new_value);
WARN_ON(rc == -2 || (rc >= 9900 && rc <= 9905)); WARN_ON(rc == RTAS_BUSY || (rc >= RTAS_EXTENDED_DELAY_MIN &&
rc <= RTAS_EXTENDED_DELAY_MAX));
if (rc < 0) if (rc < 0)
return rtas_error_rc(rc); return rtas_error_rc(rc);