From 2aa424ee7fbe43e2cd24e28c2f6388c4e1796bd2 Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 18 Oct 2019 09:58:33 +0100 Subject: [PATCH 628/660] net: sfp: allow fault processing to transition to other states Add the next state to sfp_sm_fault() so that it can branch to other states. This will be necessary to improve the initialisation path. Signed-off-by: Russell King --- drivers/net/phy/sfp.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -1334,7 +1334,7 @@ static bool sfp_los_event_inactive(struc event == SFP_E_LOS_LOW); } -static void sfp_sm_fault(struct sfp *sfp, bool warn) +static void sfp_sm_fault(struct sfp *sfp, unsigned int next_state, bool warn) { if (sfp->sm_retries && !--sfp->sm_retries) { dev_err(sfp->dev, @@ -1344,7 +1344,7 @@ static void sfp_sm_fault(struct sfp *sfp if (warn) dev_err(sfp->dev, "module transmit fault indicated\n"); - sfp_sm_next(sfp, SFP_S_TX_FAULT, T_FAULT_RECOVER); + sfp_sm_next(sfp, next_state, T_FAULT_RECOVER); } } @@ -1684,14 +1684,14 @@ static void sfp_sm_main(struct sfp *sfp, case SFP_S_INIT: if (event == SFP_E_TIMEOUT && sfp->state & SFP_F_TX_FAULT) - sfp_sm_fault(sfp, true); + sfp_sm_fault(sfp, SFP_S_TX_FAULT, true); else if (event == SFP_E_TIMEOUT || event == SFP_E_TX_CLEAR) init_done: sfp_sm_link_check_los(sfp); break; case SFP_S_WAIT_LOS: if (event == SFP_E_TX_FAULT) - sfp_sm_fault(sfp, true); + sfp_sm_fault(sfp, SFP_S_TX_FAULT, true); else if (sfp_los_event_inactive(sfp, event)) sfp_sm_link_up(sfp); break; @@ -1699,7 +1699,7 @@ static void sfp_sm_main(struct sfp *sfp, case SFP_S_LINK_UP: if (event == SFP_E_TX_FAULT) { sfp_sm_link_down(sfp); - sfp_sm_fault(sfp, true); + sfp_sm_fault(sfp, SFP_S_TX_FAULT, true); } else if (sfp_los_event_active(sfp, event)) { sfp_sm_link_down(sfp); sfp_sm_next(sfp, SFP_S_WAIT_LOS, 0); @@ -1715,7 +1715,7 @@ static void sfp_sm_main(struct sfp *sfp, case SFP_S_REINIT: if (event == SFP_E_TIMEOUT && sfp->state & SFP_F_TX_FAULT) { - sfp_sm_fault(sfp, false); + sfp_sm_fault(sfp, SFP_S_TX_FAULT, false); } else if (event == SFP_E_TIMEOUT || event == SFP_E_TX_CLEAR) { dev_info(sfp->dev, "module transmit fault recovered\n"); sfp_sm_link_check_los(sfp);