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sfc: Handle firmware assertion failure while resetting

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This allows the driver to recover if the MC firmware has crashed due
to an assertion failure.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Steve Hodgson
2010-02-03 09:30:17 +00:00
committed by David S. Miller
parent 5297a98d5d
commit 8b2103add0
2 changed files with 44 additions and 25 deletions
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6
drivers/net/sfc/siena.c
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@@ -181,6 +181,12 @@ static int siena_test_registers(struct efx_nic *efx)
static int siena_reset_hw(struct efx_nic *efx, enum reset_type method)
{
int rc;
/* Recover from a failed assertion pre-reset */
rc = efx_mcdi_handle_assertion(efx);
if (rc)
return rc;
if (method == RESET_TYPE_WORLD)
return efx_mcdi_reset_mc(efx);