SBE fifo operations should be allowed while the SBE is in any of the "IPL" states. Operations should succeed in this state.
Fixes: 9f4a8a2d7f9d fsi/sbefifo: Add driver for the SBE FIFO Reviewed-by: Joel Stanley <j...@jms.id.au> Tested-by: Alistair Popple <alist...@popple.id.au> Signed-off-by: Eddie James <eaja...@linux.ibm.com> --- drivers/fsi/fsi-sbefifo.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/fsi/fsi-sbefifo.c b/drivers/fsi/fsi-sbefifo.c index d92f5b8..f54df9e 100644 --- a/drivers/fsi/fsi-sbefifo.c +++ b/drivers/fsi/fsi-sbefifo.c @@ -289,11 +289,11 @@ static int sbefifo_check_sbe_state(struct sbefifo *sbefifo) switch ((sbm & CFAM_SBM_SBE_STATE_MASK) >> CFAM_SBM_SBE_STATE_SHIFT) { case SBE_STATE_UNKNOWN: return -ESHUTDOWN; + case SBE_STATE_DMT: + return -EBUSY; case SBE_STATE_IPLING: case SBE_STATE_ISTEP: case SBE_STATE_MPIPL: - case SBE_STATE_DMT: - return -EBUSY; case SBE_STATE_RUNTIME: case SBE_STATE_DUMP: /* Not sure about that one */ break; -- 1.8.3.1