bnx2x: Send update-svid ramrod with retry/poll flags enabled
authorSudarsana Reddy Kalluru <sudarsana.kalluru@cavium.com>
Wed, 12 Dec 2018 16:57:03 +0000 (08:57 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 13 Jan 2019 09:00:58 +0000 (10:00 +0100)
[ Upstream commit 9061193c4ee065d3240fde06767c2e06ec61decc ]

Driver sends update-SVID ramrod in the MFW notification path.
If there is a pending ramrod, driver doesn't retry the command
and storm firmware will never be updated with the SVID value.
The patch adds changes to send update-svid ramrod in process context with
retry/poll flags set.

Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: Ariel Elior <ariel.elior@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

index 1b7f4342dab97534693f6040cba1d7a1e3b15091..d17a5c911524f0a42bd92e76244ed5f79506f34f 100644 (file)
@@ -1278,6 +1278,7 @@ enum sp_rtnl_flag {
        BNX2X_SP_RTNL_TX_STOP,
        BNX2X_SP_RTNL_GET_DRV_VERSION,
        BNX2X_SP_RTNL_CHANGE_UDP_PORT,
+       BNX2X_SP_RTNL_UPDATE_SVID,
 };
 
 enum bnx2x_iov_flag {
index 433a7a37575dc6c3834ef78d65144bc1b5b39541..85a320e5c0a82b3c204e56239b0f0c237f36f3d9 100644 (file)
@@ -2925,6 +2925,10 @@ static void bnx2x_handle_update_svid_cmd(struct bnx2x *bp)
        func_params.f_obj = &bp->func_obj;
        func_params.cmd = BNX2X_F_CMD_SWITCH_UPDATE;
 
+       /* Prepare parameters for function state transitions */
+       __set_bit(RAMROD_COMP_WAIT, &func_params.ramrod_flags);
+       __set_bit(RAMROD_RETRY, &func_params.ramrod_flags);
+
        if (IS_MF_UFP(bp) || IS_MF_BD(bp)) {
                int func = BP_ABS_FUNC(bp);
                u32 val;
@@ -4301,7 +4305,8 @@ static void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn)
                                bnx2x_handle_eee_event(bp);
 
                        if (val & DRV_STATUS_OEM_UPDATE_SVID)
-                               bnx2x_handle_update_svid_cmd(bp);
+                               bnx2x_schedule_sp_rtnl(bp,
+                                       BNX2X_SP_RTNL_UPDATE_SVID, 0);
 
                        if (bp->link_vars.periodic_flags &
                            PERIODIC_FLAGS_LINK_EVENT) {
@@ -10369,6 +10374,9 @@ sp_rtnl_not_reset:
                               &bp->sp_rtnl_state))
                bnx2x_update_mng_version(bp);
 
+       if (test_and_clear_bit(BNX2X_SP_RTNL_UPDATE_SVID, &bp->sp_rtnl_state))
+               bnx2x_handle_update_svid_cmd(bp);
+
        if (test_and_clear_bit(BNX2X_SP_RTNL_CHANGE_UDP_PORT,
                               &bp->sp_rtnl_state)) {
                if (bnx2x_udp_port_update(bp)) {