net/bnxt: handle reset notify async event from FW

[dpdk.git] / drivers / net / fm10k / base / fm10k_vf.c

diff --git a/drivers/net/fm10k/base/fm10k_vf.c b/drivers/net/fm10k/base/fm10k_vf.c
index dd3d318..6809c3c 100644 (file)
--- a/drivers/net/fm10k/base/fm10k_vf.c
+++ b/drivers/net/fm10k/base/fm10k_vf.c
@@ -1,35 +1,6 @@
-/*******************************************************************************
-
-Copyright (c) 2013 - 2015, Intel Corporation
-All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions are met:
-
- 1. Redistributions of source code must retain the above copyright notice,
-    this list of conditions and the following disclaimer.
-
- 2. Redistributions in binary form must reproduce the above copyright
-    notice, this list of conditions and the following disclaimer in the
-    documentation and/or other materials provided with the distribution.
-
- 3. Neither the name of the Intel Corporation nor the names of its
-    contributors may be used to endorse or promote products derived from
-    this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
-LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-POSSIBILITY OF SUCH DAMAGE.
-
-***************************************************************************/
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2013 - 2015 Intel Corporation
+ */
 
 #include "fm10k_vf.h"
 
@@ -49,11 +20,11 @@ STATIC s32 fm10k_stop_hw_vf(struct fm10k_hw *hw)
 
        /* we need to disable the queues before taking further steps */
        err = fm10k_stop_hw_generic(hw);
-       if (err)
+       if (err && err != FM10K_ERR_REQUESTS_PENDING)
                return err;
 
        /* If permanent address is set then we need to restore it */
-       if (FM10K_IS_VALID_ETHER_ADDR(perm_addr)) {
+       if (IS_VALID_ETHER_ADDR(perm_addr)) {
                bal = (((u32)perm_addr[3]) << 24) |
                      (((u32)perm_addr[4]) << 16) |
                      (((u32)perm_addr[5]) << 8);
@@ -82,7 +53,7 @@ STATIC s32 fm10k_stop_hw_vf(struct fm10k_hw *hw)
                FM10K_WRITE_REG(hw, FM10K_TDLEN(i), tdlen);
        }
 
-       return FM10K_SUCCESS;
+       return err;
 }
 
 /**
@@ -100,7 +71,9 @@ STATIC s32 fm10k_reset_hw_vf(struct fm10k_hw *hw)
 
        /* shut down queues we own and reset DMA configuration */
        err = fm10k_stop_hw_vf(hw);
-       if (err)
+       if (err == FM10K_ERR_REQUESTS_PENDING)
+               hw->mac.reset_while_pending++;
+       else if (err)
                return err;
 
        /* Inititate VF reset */
@@ -113,9 +86,9 @@ STATIC s32 fm10k_reset_hw_vf(struct fm10k_hw *hw)
        /* Clear reset bit and verify it was cleared */
        FM10K_WRITE_REG(hw, FM10K_VFCTRL, 0);
        if (FM10K_READ_REG(hw, FM10K_VFCTRL) & FM10K_VFCTRL_RST)
-               err = FM10K_ERR_RESET_FAILED;
+               return FM10K_ERR_RESET_FAILED;
 
-       return err;
+       return FM10K_SUCCESS;
 }
 
 /**
@@ -339,11 +312,11 @@ STATIC s32 fm10k_update_uc_addr_vf(struct fm10k_hw *hw, u16 glort,
                return FM10K_ERR_PARAM;
 
        /* verify MAC address is valid */
-       if (!FM10K_IS_VALID_ETHER_ADDR(mac))
+       if (!IS_VALID_ETHER_ADDR(mac))
                return FM10K_ERR_PARAM;
 
        /* verify we are not locked down on the MAC address */
-       if (FM10K_IS_VALID_ETHER_ADDR(hw->mac.perm_addr) &&
+       if (IS_VALID_ETHER_ADDR(hw->mac.perm_addr) &&
            memcmp(hw->mac.perm_addr, mac, ETH_ALEN))
                return FM10K_ERR_PARAM;
 
@@ -385,7 +358,7 @@ STATIC s32 fm10k_update_mc_addr_vf(struct fm10k_hw *hw, u16 glort,
                return FM10K_ERR_PARAM;
 
        /* verify multicast address is valid */
-       if (!FM10K_IS_MULTICAST_ETHER_ADDR(mac))
+       if (!IS_MULTICAST_ETHER_ADDR(mac))
                return FM10K_ERR_PARAM;
 
        /* add bit to notify us if this is a set or clear operation */
@@ -524,7 +497,7 @@ const struct fm10k_tlv_attr fm10k_1588_msg_attr[] = {
  *
  *  This function collects and aggregates per queue hardware statistics.
  **/
-STATIC void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
+void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
                                     struct fm10k_hw_stats *stats)
 {
        DEBUGFUNC("fm10k_update_hw_stats_vf");
@@ -539,7 +512,7 @@ STATIC void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
  *
  *  This function resets the base for queue hardware statistics.
  **/
-STATIC void fm10k_rebind_hw_stats_vf(struct fm10k_hw *hw,
+void fm10k_rebind_hw_stats_vf(struct fm10k_hw *hw,
                                     struct fm10k_hw_stats *stats)
 {
        DEBUGFUNC("fm10k_rebind_hw_stats_vf");