Module Name: src
Committed By: msaitoh
Date: Fri Dec 24 05:11:04 UTC 2021
Modified Files:
src/sys/dev/pci/ixgbe: if_sriov.c ixgbe.c ixgbe_82599.c ixgbe_mbx.c
ixgbe_mbx.h ixgbe_type.h ixgbe_vf.c ixgbe_x540.c ixv.c
Log Message:
Add code to support API version 1.5. No functional change.
- This change adds almost all code to support API 1.5 except real negotiation
and upgrade mailbox functions.
- From ix-3.3.18, ix-3.3.22 and ixv-1.5.24.
To generate a diff of this commit:
cvs rdiff -u -r1.16 -r1.17 src/sys/dev/pci/ixgbe/if_sriov.c
cvs rdiff -u -r1.300 -r1.301 src/sys/dev/pci/ixgbe/ixgbe.c
cvs rdiff -u -r1.28 -r1.29 src/sys/dev/pci/ixgbe/ixgbe_82599.c
cvs rdiff -u -r1.15 -r1.16 src/sys/dev/pci/ixgbe/ixgbe_mbx.c
cvs rdiff -u -r1.18 -r1.19 src/sys/dev/pci/ixgbe/ixgbe_mbx.h
cvs rdiff -u -r1.54 -r1.55 src/sys/dev/pci/ixgbe/ixgbe_type.h
cvs rdiff -u -r1.30 -r1.31 src/sys/dev/pci/ixgbe/ixgbe_vf.c
cvs rdiff -u -r1.22 -r1.23 src/sys/dev/pci/ixgbe/ixgbe_x540.c
cvs rdiff -u -r1.171 -r1.172 src/sys/dev/pci/ixgbe/ixv.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/pci/ixgbe/if_sriov.c
diff -u src/sys/dev/pci/ixgbe/if_sriov.c:1.16 src/sys/dev/pci/ixgbe/if_sriov.c:1.17
--- src/sys/dev/pci/ixgbe/if_sriov.c:1.16 Fri Dec 24 05:01:00 2021
+++ src/sys/dev/pci/ixgbe/if_sriov.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: if_sriov.c,v 1.16 2021/12/24 05:01:00 msaitoh Exp $ */
+/* $NetBSD: if_sriov.c,v 1.17 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
Copyright (c) 2001-2017, Intel Corporation
@@ -34,7 +34,7 @@
/*$FreeBSD: head/sys/dev/ixgbe/if_sriov.c 327031 2017-12-20 18:15:06Z erj $*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_sriov.c,v 1.16 2021/12/24 05:01:00 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_sriov.c,v 1.17 2021/12/24 05:11:04 msaitoh Exp $");
#include "ixgbe.h"
#include "ixgbe_sriov.h"
@@ -99,7 +99,7 @@ ixgbe_send_vf_msg(struct ixgbe_hw *hw, s
if (vf->flags & IXGBE_VF_CTS)
msg |= IXGBE_VT_MSGTYPE_CTS;
- hw->mbx.ops.write(hw, &msg, 1, vf->pool);
+ hw->mbx.ops[vf->pool].write(hw, &msg, 1, vf->pool);
}
static inline void
@@ -594,7 +594,8 @@ ixgbe_process_vf_msg(struct adapter *ada
hw = &adapter->hw;
- error = hw->mbx.ops.read(hw, msg, IXGBE_VFMAILBOX_SIZE, vf->pool);
+ error = hw->mbx.ops[vf->pool].read(hw, msg, IXGBE_VFMAILBOX_SIZE,
+ vf->pool);
if (error != 0)
return;
@@ -655,16 +656,17 @@ ixgbe_handle_mbx(void *context)
for (i = 0; i < adapter->num_vfs; i++) {
vf = &adapter->vfs[i];
- if (vf->flags & IXGBE_VF_ACTIVE) {
- if (hw->mbx.ops.check_for_rst(hw, vf->pool) == 0)
- ixgbe_process_vf_reset(adapter, vf);
-
- if (hw->mbx.ops.check_for_msg(hw, vf->pool) == 0)
- ixgbe_process_vf_msg(adapter, vf);
-
- if (hw->mbx.ops.check_for_ack(hw, vf->pool) == 0)
- ixgbe_process_vf_ack(adapter, vf);
- }
+ if ((vf->flags & IXGBE_VF_ACTIVE) == 0)
+ continue;
+
+ if (hw->mbx.ops[vf->pool].check_for_rst(hw, vf->pool) == 0)
+ ixgbe_process_vf_reset(adapter, vf);
+
+ if (hw->mbx.ops[vf->pool].check_for_msg(hw, vf->pool) == 0)
+ ixgbe_process_vf_msg(adapter, vf);
+
+ if (hw->mbx.ops[vf->pool].check_for_ack(hw, vf->pool) == 0)
+ ixgbe_process_vf_ack(adapter, vf);
}
} /* ixgbe_handle_mbx */
Index: src/sys/dev/pci/ixgbe/ixgbe.c
diff -u src/sys/dev/pci/ixgbe/ixgbe.c:1.300 src/sys/dev/pci/ixgbe/ixgbe.c:1.301
--- src/sys/dev/pci/ixgbe/ixgbe.c:1.300 Thu Dec 16 10:48:49 2021
+++ src/sys/dev/pci/ixgbe/ixgbe.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe.c,v 1.300 2021/12/16 10:48:49 msaitoh Exp $ */
+/* $NetBSD: ixgbe.c,v 1.301 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
@@ -64,7 +64,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixgbe.c,v 1.300 2021/12/16 10:48:49 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixgbe.c,v 1.301 2021/12/24 05:11:04 msaitoh Exp $");
#ifdef _KERNEL_OPT
#include "opt_inet.h"
@@ -84,7 +84,7 @@ __KERNEL_RCSID(0, "$NetBSD: ixgbe.c,v 1.
* Driver version
************************************************************************/
static const char ixgbe_driver_version[] = "4.0.1-k";
-/* XXX NetBSD: + 3.3.10 */
+/* XXX NetBSD: + 3.3.24 */
/************************************************************************
* PCI Device ID Table
Index: src/sys/dev/pci/ixgbe/ixgbe_82599.c
diff -u src/sys/dev/pci/ixgbe/ixgbe_82599.c:1.28 src/sys/dev/pci/ixgbe/ixgbe_82599.c:1.29
--- src/sys/dev/pci/ixgbe/ixgbe_82599.c:1.28 Fri Dec 24 05:02:11 2021
+++ src/sys/dev/pci/ixgbe/ixgbe_82599.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe_82599.c,v 1.28 2021/12/24 05:02:11 msaitoh Exp $ */
+/* $NetBSD: ixgbe_82599.c,v 1.29 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
@@ -36,7 +36,7 @@
/*$FreeBSD: head/sys/dev/ixgbe/ixgbe_82599.c 331224 2018-03-19 20:55:05Z erj $*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixgbe_82599.c,v 1.28 2021/12/24 05:02:11 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixgbe_82599.c,v 1.29 2021/12/24 05:11:04 msaitoh Exp $");
#include "ixgbe_type.h"
#include "ixgbe_82599.h"
@@ -331,6 +331,7 @@ s32 ixgbe_init_ops_82599(struct ixgbe_hw
struct ixgbe_phy_info *phy = &hw->phy;
struct ixgbe_eeprom_info *eeprom = &hw->eeprom;
s32 ret_val;
+ u16 i;
DEBUGFUNC("ixgbe_init_ops_82599");
@@ -392,7 +393,8 @@ s32 ixgbe_init_ops_82599(struct ixgbe_hw
mac->arc_subsystem_valid = !!(IXGBE_READ_REG(hw, IXGBE_FWSM_BY_MAC(hw))
& IXGBE_FWSM_MODE_MASK);
- hw->mbx.ops.init_params = ixgbe_init_mbx_params_pf;
+ for (i = 0; i < 64; i++)
+ hw->mbx.ops[i].init_params = ixgbe_init_mbx_params_pf;
/* EEPROM */
eeprom->ops.read = ixgbe_read_eeprom_82599;
Index: src/sys/dev/pci/ixgbe/ixgbe_mbx.c
diff -u src/sys/dev/pci/ixgbe/ixgbe_mbx.c:1.15 src/sys/dev/pci/ixgbe/ixgbe_mbx.c:1.16
--- src/sys/dev/pci/ixgbe/ixgbe_mbx.c:1.15 Fri Dec 24 05:03:37 2021
+++ src/sys/dev/pci/ixgbe/ixgbe_mbx.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe_mbx.c,v 1.15 2021/12/24 05:03:37 msaitoh Exp $ */
+/* $NetBSD: ixgbe_mbx.c,v 1.16 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
@@ -36,11 +36,14 @@
/*$FreeBSD: head/sys/dev/ixgbe/ixgbe_mbx.c 326022 2017-11-20 19:36:21Z pfg $*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixgbe_mbx.c,v 1.15 2021/12/24 05:03:37 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixgbe_mbx.c,v 1.16 2021/12/24 05:11:04 msaitoh Exp $");
#include "ixgbe_type.h"
#include "ixgbe_mbx.h"
+static s32 ixgbe_poll_for_msg(struct ixgbe_hw *hw, u16 mbx_id);
+static s32 ixgbe_poll_for_ack(struct ixgbe_hw *hw, u16 mbx_id);
+
/**
* ixgbe_read_mbx - Reads a message from the mailbox
* @hw: pointer to the HW structure
@@ -53,42 +56,91 @@ __KERNEL_RCSID(0, "$NetBSD: ixgbe_mbx.c,
s32 ixgbe_read_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_ERR_MBX;
DEBUGFUNC("ixgbe_read_mbx");
/* limit read to size of mailbox */
- if (size > mbx->size)
+ if (size > mbx->size) {
+ ERROR_REPORT3(IXGBE_ERROR_ARGUMENT,
+ "Invalid mailbox message size %u, changing to %u",
+ size, mbx->size);
+ size = mbx->size;
+ }
+
+ if (mbx->ops[mbx_id].read)
+ return mbx->ops[mbx_id].read(hw, msg, size, mbx_id);
+
+ return IXGBE_ERR_CONFIG;
+}
+
+/**
+ * ixgbe_poll_mbx - Wait for message and read it from the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @mbx_id: id of mailbox to read
+ *
+ * returns SUCCESS if it successfully read message from buffer
+ **/
+s32 ixgbe_poll_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id)
+{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+ s32 ret_val;
+
+ DEBUGFUNC("ixgbe_poll_mbx");
+
+ if (!mbx->ops[mbx_id].read || !mbx->ops[mbx_id].check_for_msg ||
+ !mbx->timeout)
+ return IXGBE_ERR_CONFIG;
+
+ /* limit read to size of mailbox */
+ if (size > mbx->size) {
+ ERROR_REPORT3(IXGBE_ERROR_ARGUMENT,
+ "Invalid mailbox message size %u, changing to %u",
+ size, mbx->size);
size = mbx->size;
+ }
- if (mbx->ops.read)
- ret_val = mbx->ops.read(hw, msg, size, mbx_id);
+ ret_val = ixgbe_poll_for_msg(hw, mbx_id);
+ /* if ack received read message, otherwise we timed out */
+ if (!ret_val)
+ return mbx->ops[mbx_id].read(hw, msg, size, mbx_id);
return ret_val;
}
/**
- * ixgbe_write_mbx - Write a message to the mailbox
+ * ixgbe_write_mbx - Write a message to the mailbox and wait for ACK
* @hw: pointer to the HW structure
* @msg: The message buffer
* @size: Length of buffer
* @mbx_id: id of mailbox to write
*
- * returns SUCCESS if it successfully copied message into the buffer
+ * returns SUCCESS if it successfully copied message into the buffer and
+ * received an ACK to that message within specified period
**/
s32 ixgbe_write_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_SUCCESS;
+ s32 ret_val = IXGBE_ERR_MBX;
DEBUGFUNC("ixgbe_write_mbx");
+ /*
+ * exit if either we can't write, release
+ * or there is no timeout defined
+ */
+ if (!mbx->ops[mbx_id].write || !mbx->ops[mbx_id].check_for_ack ||
+ !mbx->ops[mbx_id].release || !mbx->timeout)
+ return IXGBE_ERR_CONFIG;
+
if (size > mbx->size) {
- ret_val = IXGBE_ERR_MBX;
+ ret_val = IXGBE_ERR_PARAM;
ERROR_REPORT2(IXGBE_ERROR_ARGUMENT,
- "Invalid mailbox message size %d", size);
- } else if (mbx->ops.write)
- ret_val = mbx->ops.write(hw, msg, size, mbx_id);
+ "Invalid mailbox message size %u", size);
+ } else {
+ ret_val = mbx->ops[mbx_id].write(hw, msg, size, mbx_id);
+ }
return ret_val;
}
@@ -103,12 +155,12 @@ s32 ixgbe_write_mbx(struct ixgbe_hw *hw,
s32 ixgbe_check_for_msg(struct ixgbe_hw *hw, u16 mbx_id)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_ERR_MBX;
+ s32 ret_val = IXGBE_ERR_CONFIG;
DEBUGFUNC("ixgbe_check_for_msg");
- if (mbx->ops.check_for_msg)
- ret_val = mbx->ops.check_for_msg(hw, mbx_id);
+ if (mbx->ops[mbx_id].check_for_msg)
+ ret_val = mbx->ops[mbx_id].check_for_msg(hw, mbx_id);
return ret_val;
}
@@ -123,12 +175,12 @@ s32 ixgbe_check_for_msg(struct ixgbe_hw
s32 ixgbe_check_for_ack(struct ixgbe_hw *hw, u16 mbx_id)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_ERR_MBX;
+ s32 ret_val = IXGBE_ERR_CONFIG;
DEBUGFUNC("ixgbe_check_for_ack");
- if (mbx->ops.check_for_ack)
- ret_val = mbx->ops.check_for_ack(hw, mbx_id);
+ if (mbx->ops[mbx_id].check_for_ack)
+ ret_val = mbx->ops[mbx_id].check_for_ack(hw, mbx_id);
return ret_val;
}
@@ -143,12 +195,12 @@ s32 ixgbe_check_for_ack(struct ixgbe_hw
s32 ixgbe_check_for_rst(struct ixgbe_hw *hw, u16 mbx_id)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_ERR_MBX;
+ s32 ret_val = IXGBE_ERR_CONFIG;
DEBUGFUNC("ixgbe_check_for_rst");
- if (mbx->ops.check_for_rst)
- ret_val = mbx->ops.check_for_rst(hw, mbx_id);
+ if (mbx->ops[mbx_id].check_for_rst)
+ ret_val = mbx->ops[mbx_id].check_for_rst(hw, mbx_id);
return ret_val;
}
@@ -156,19 +208,19 @@ s32 ixgbe_check_for_rst(struct ixgbe_hw
/**
* ixgbe_clear_mbx - Clear Mailbox Memory
* @hw: pointer to the HW structure
- * @vf_number: id of mailbox to write
+ * @mbx_id: id of mailbox to write
*
* Set VFMBMEM of given VF to 0x0.
**/
-s32 ixgbe_clear_mbx(struct ixgbe_hw *hw, u16 vf_number)
+s32 ixgbe_clear_mbx(struct ixgbe_hw *hw, u16 mbx_id)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_SUCCESS;
+ s32 ret_val = IXGBE_ERR_CONFIG;
DEBUGFUNC("ixgbe_clear_mbx");
- if (mbx->ops.clear)
- ret_val = mbx->ops.clear(hw, vf_number);
+ if (mbx->ops[mbx_id].clear)
+ ret_val = mbx->ops[mbx_id].clear(hw, mbx_id);
return ret_val;
}
@@ -187,22 +239,23 @@ static s32 ixgbe_poll_for_msg(struct ixg
DEBUGFUNC("ixgbe_poll_for_msg");
- if (!countdown || !mbx->ops.check_for_msg)
- goto out;
+ if (!countdown || !mbx->ops[mbx_id].check_for_msg)
+ return IXGBE_ERR_CONFIG;
- while (countdown && mbx->ops.check_for_msg(hw, mbx_id)) {
+ while (countdown && mbx->ops[mbx_id].check_for_msg(hw, mbx_id)) {
countdown--;
if (!countdown)
break;
usec_delay(mbx->usec_delay);
}
- if (countdown == 0)
+ if (countdown == 0) {
ERROR_REPORT2(IXGBE_ERROR_POLLING,
- "Polling for VF%d mailbox message timedout", mbx_id);
+ "Polling for VF%u mailbox message timedout", mbx_id);
+ return IXGBE_ERR_TIMEOUT;
+ }
-out:
- return countdown ? IXGBE_SUCCESS : IXGBE_ERR_MBX;
+ return IXGBE_SUCCESS;
}
/**
@@ -219,114 +272,72 @@ static s32 ixgbe_poll_for_ack(struct ixg
DEBUGFUNC("ixgbe_poll_for_ack");
- if (!countdown || !mbx->ops.check_for_ack)
- goto out;
+ if (!countdown || !mbx->ops[mbx_id].check_for_ack)
+ return IXGBE_ERR_CONFIG;
- while (countdown && mbx->ops.check_for_ack(hw, mbx_id)) {
+ while (countdown && mbx->ops[mbx_id].check_for_ack(hw, mbx_id)) {
countdown--;
if (!countdown)
break;
usec_delay(mbx->usec_delay);
}
- if (countdown == 0)
+ if (countdown == 0) {
ERROR_REPORT2(IXGBE_ERROR_POLLING,
- "Polling for VF%d mailbox ack timedout", mbx_id);
+ "Polling for VF%u mailbox ack timedout", mbx_id);
+ return IXGBE_ERR_TIMEOUT;
+ }
-out:
- return countdown ? IXGBE_SUCCESS : IXGBE_ERR_MBX;
+ return IXGBE_SUCCESS;
}
+
/**
- * ixgbe_read_posted_mbx - Wait for message notification and receive message
+ * ixgbe_read_mailbox_vf - read VF's mailbox register
* @hw: pointer to the HW structure
- * @msg: The message buffer
- * @size: Length of buffer
- * @mbx_id: id of mailbox to write
*
- * returns SUCCESS if it successfully received a message notification and
- * copied it into the receive buffer.
+ * This function is used to read the mailbox register dedicated for VF without
+ * losing the read to clear status bits.
**/
-s32 ixgbe_read_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id)
+static u32 ixgbe_read_mailbox_vf(struct ixgbe_hw *hw)
{
- struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_ERR_MBX;
-
- DEBUGFUNC("ixgbe_read_posted_mbx");
-
- if (!mbx->ops.read)
- goto out;
+ u32 vf_mailbox = IXGBE_READ_REG(hw, IXGBE_VFMAILBOX);
- ret_val = ixgbe_poll_for_msg(hw, mbx_id);
+ vf_mailbox |= hw->mbx.vf_mailbox;
+ hw->mbx.vf_mailbox |= vf_mailbox & IXGBE_VFMAILBOX_R2C_BITS;
- /* if ack received read message, otherwise we timed out */
- if (!ret_val)
- ret_val = mbx->ops.read(hw, msg, size, mbx_id);
-out:
- return ret_val;
+ return vf_mailbox;
}
-/**
- * ixgbe_write_posted_mbx - Write a message to the mailbox, wait for ack
- * @hw: pointer to the HW structure
- * @msg: The message buffer
- * @size: Length of buffer
- * @mbx_id: id of mailbox to write
- *
- * returns SUCCESS if it successfully copied message into the buffer and
- * received an ack to that message within delay * timeout period
- **/
-s32 ixgbe_write_posted_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size,
- u16 mbx_id)
+static void ixgbe_clear_msg_vf(struct ixgbe_hw *hw)
{
- struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 ret_val = IXGBE_ERR_MBX;
-
- DEBUGFUNC("ixgbe_write_posted_mbx");
-
- /* exit if either we can't write or there isn't a defined timeout */
- if (!mbx->ops.write || !mbx->timeout)
- goto out;
-
- /* send msg */
- ret_val = mbx->ops.write(hw, msg, size, mbx_id);
+ u32 vf_mailbox = ixgbe_read_mailbox_vf(hw);
- /* if msg sent wait until we receive an ack */
- if (!ret_val)
- ret_val = ixgbe_poll_for_ack(hw, mbx_id);
-out:
- return ret_val;
+ if (vf_mailbox & IXGBE_VFMAILBOX_PFSTS) {
+ hw->mbx.stats.reqs.ev_count++;
+ hw->mbx.vf_mailbox &= ~IXGBE_VFMAILBOX_PFSTS;
+ }
}
-/**
- * ixgbe_init_mbx_ops_generic - Initialize MB function pointers
- * @hw: pointer to the HW structure
- *
- * Setups up the mailbox read and write message function pointers
- **/
-void ixgbe_init_mbx_ops_generic(struct ixgbe_hw *hw)
+static void ixgbe_clear_ack_vf(struct ixgbe_hw *hw)
{
- struct ixgbe_mbx_info *mbx = &hw->mbx;
+ u32 vf_mailbox = ixgbe_read_mailbox_vf(hw);
- mbx->ops.read_posted = ixgbe_read_posted_mbx;
- mbx->ops.write_posted = ixgbe_write_posted_mbx;
+ if (vf_mailbox & IXGBE_VFMAILBOX_PFACK) {
+ hw->mbx.stats.acks.ev_count++;
+ hw->mbx.vf_mailbox &= ~IXGBE_VFMAILBOX_PFACK;
+ }
}
-/**
- * ixgbe_read_v2p_mailbox - read v2p mailbox
- * @hw: pointer to the HW structure
- *
- * This function is used to read the v2p mailbox without losing the read to
- * clear status bits.
- **/
-static u32 ixgbe_read_v2p_mailbox(struct ixgbe_hw *hw)
+static void ixgbe_clear_rst_vf(struct ixgbe_hw *hw)
{
- u32 v2p_mailbox = IXGBE_READ_REG(hw, IXGBE_VFMAILBOX);
-
- v2p_mailbox |= hw->mbx.v2p_mailbox;
- hw->mbx.v2p_mailbox |= v2p_mailbox & IXGBE_VFMAILBOX_R2C_BITS;
+ u32 vf_mailbox = ixgbe_read_mailbox_vf(hw);
- return v2p_mailbox;
+ if (vf_mailbox & (IXGBE_VFMAILBOX_RSTI | IXGBE_VFMAILBOX_RSTD)) {
+ hw->mbx.stats.rsts.ev_count++;
+ hw->mbx.vf_mailbox &= ~(IXGBE_VFMAILBOX_RSTI |
+ IXGBE_VFMAILBOX_RSTD);
+ }
}
/**
@@ -339,15 +350,12 @@ static u32 ixgbe_read_v2p_mailbox(struct
**/
static s32 ixgbe_check_for_bit_vf(struct ixgbe_hw *hw, u32 mask)
{
- u32 v2p_mailbox = ixgbe_read_v2p_mailbox(hw);
- s32 ret_val = IXGBE_ERR_MBX;
-
- if (v2p_mailbox & mask)
- ret_val = IXGBE_SUCCESS;
+ u32 vf_mailbox = ixgbe_read_mailbox_vf(hw);
- hw->mbx.v2p_mailbox &= ~mask;
+ if (vf_mailbox & mask)
+ return IXGBE_SUCCESS;
- return ret_val;
+ return IXGBE_ERR_MBX;
}
/**
@@ -359,17 +367,15 @@ static s32 ixgbe_check_for_bit_vf(struct
**/
static s32 ixgbe_check_for_msg_vf(struct ixgbe_hw *hw, u16 mbx_id)
{
- s32 ret_val = IXGBE_ERR_MBX;
-
UNREFERENCED_1PARAMETER(mbx_id);
DEBUGFUNC("ixgbe_check_for_msg_vf");
if (!ixgbe_check_for_bit_vf(hw, IXGBE_VFMAILBOX_PFSTS)) {
- ret_val = IXGBE_SUCCESS;
hw->mbx.stats.reqs.ev_count++;
+ return IXGBE_SUCCESS;
}
- return ret_val;
+ return IXGBE_ERR_MBX;
}
/**
@@ -381,17 +387,17 @@ static s32 ixgbe_check_for_msg_vf(struct
**/
static s32 ixgbe_check_for_ack_vf(struct ixgbe_hw *hw, u16 mbx_id)
{
- s32 ret_val = IXGBE_ERR_MBX;
-
UNREFERENCED_1PARAMETER(mbx_id);
DEBUGFUNC("ixgbe_check_for_ack_vf");
if (!ixgbe_check_for_bit_vf(hw, IXGBE_VFMAILBOX_PFACK)) {
- ret_val = IXGBE_SUCCESS;
+ /* TODO: should this be autocleared? */
+ ixgbe_clear_ack_vf(hw);
hw->mbx.stats.acks.ev_count++;
+ return IXGBE_SUCCESS;
}
- return ret_val;
+ return IXGBE_ERR_MBX;
}
/**
@@ -403,18 +409,18 @@ static s32 ixgbe_check_for_ack_vf(struct
**/
static s32 ixgbe_check_for_rst_vf(struct ixgbe_hw *hw, u16 mbx_id)
{
- s32 ret_val = IXGBE_ERR_MBX;
-
UNREFERENCED_1PARAMETER(mbx_id);
DEBUGFUNC("ixgbe_check_for_rst_vf");
- if (!ixgbe_check_for_bit_vf(hw, (IXGBE_VFMAILBOX_RSTD |
- IXGBE_VFMAILBOX_RSTI))) {
- ret_val = IXGBE_SUCCESS;
+ if (!ixgbe_check_for_bit_vf(hw, IXGBE_VFMAILBOX_RSTI |
+ IXGBE_VFMAILBOX_RSTD)) {
+ /* TODO: should this be autocleared? */
+ ixgbe_clear_rst_vf(hw);
hw->mbx.stats.rsts.ev_count++;
+ return IXGBE_SUCCESS;
}
- return ret_val;
+ return IXGBE_ERR_MBX;
}
/**
@@ -425,21 +431,115 @@ static s32 ixgbe_check_for_rst_vf(struct
**/
static s32 ixgbe_obtain_mbx_lock_vf(struct ixgbe_hw *hw)
{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+ int countdown = mbx->timeout;
s32 ret_val = IXGBE_ERR_MBX;
+ u32 vf_mailbox;
DEBUGFUNC("ixgbe_obtain_mbx_lock_vf");
- /* Take ownership of the buffer */
- IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, IXGBE_VFMAILBOX_VFU);
+ if (!mbx->timeout)
+ return IXGBE_ERR_CONFIG;
- /* reserve mailbox for vf use */
- if (ixgbe_read_v2p_mailbox(hw) & IXGBE_VFMAILBOX_VFU)
- ret_val = IXGBE_SUCCESS;
+ while (countdown--) {
+ /* Reserve mailbox for VF use */
+ vf_mailbox = ixgbe_read_mailbox_vf(hw);
+ vf_mailbox |= IXGBE_VFMAILBOX_VFU;
+ IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, vf_mailbox);
+
+ /* Verify that VF is the owner of the lock */
+ if (ixgbe_read_mailbox_vf(hw) & IXGBE_VFMAILBOX_VFU) {
+ ret_val = IXGBE_SUCCESS;
+ break;
+ }
+
+ /* Wait a bit before trying again */
+ usec_delay(mbx->usec_delay);
+ }
+
+ if (ret_val != IXGBE_SUCCESS) {
+ ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
+ "Failed to obtain mailbox lock");
+ ret_val = IXGBE_ERR_TIMEOUT;
+ }
return ret_val;
}
/**
+ * ixgbe_release_mbx_lock_dummy - release mailbox lock
+ * @hw: pointer to the HW structure
+ * @mbx_id: id of mailbox to read
+ **/
+static void ixgbe_release_mbx_lock_dummy(struct ixgbe_hw *hw, u16 mbx_id)
+{
+ UNREFERENCED_2PARAMETER(hw, mbx_id);
+
+ DEBUGFUNC("ixgbe_release_mbx_lock_dummy");
+}
+
+/**
+ * ixgbe_release_mbx_lock_vf - release mailbox lock
+ * @hw: pointer to the HW structure
+ * @mbx_id: id of mailbox to read
+ **/
+static void ixgbe_release_mbx_lock_vf(struct ixgbe_hw *hw, u16 mbx_id)
+{
+ u32 vf_mailbox;
+
+ UNREFERENCED_1PARAMETER(mbx_id);
+
+ DEBUGFUNC("ixgbe_release_mbx_lock_vf");
+
+ /* Return ownership of the buffer */
+ vf_mailbox = ixgbe_read_mailbox_vf(hw);
+ vf_mailbox &= ~IXGBE_VFMAILBOX_VFU;
+ IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, vf_mailbox);
+}
+
+/**
+ * ixgbe_write_mbx_vf_legacy - Write a message to the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @mbx_id: id of mailbox to write
+ *
+ * returns SUCCESS if it successfully copied message into the buffer
+ **/
+static s32 ixgbe_write_mbx_vf_legacy(struct ixgbe_hw *hw, u32 *msg, u16 size,
+ u16 mbx_id)
+{
+ s32 ret_val;
+ u16 i;
+
+ UNREFERENCED_1PARAMETER(mbx_id);
+ DEBUGFUNC("ixgbe_write_mbx_vf_legacy");
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ ret_val = ixgbe_obtain_mbx_lock_vf(hw);
+ if (ret_val)
+ return ret_val;
+
+ /* flush msg and acks as we are overwriting the message buffer */
+ ixgbe_check_for_msg_vf(hw, 0);
+ ixgbe_clear_msg_vf(hw);
+ ixgbe_check_for_ack_vf(hw, 0);
+ ixgbe_clear_ack_vf(hw);
+
+ /* copy the caller specified message to the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ IXGBE_WRITE_REG_ARRAY(hw, IXGBE_VFMBMEM, i, msg[i]);
+
+ /* update stats */
+ hw->mbx.stats.msgs_tx.ev_count++;
+
+ /* interrupt the PF to tell it a message has been sent */
+ IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, IXGBE_VFMAILBOX_REQ);
+
+ return IXGBE_SUCCESS;
+}
+
+/**
* ixgbe_write_mbx_vf - Write a message to the mailbox
* @hw: pointer to the HW structure
* @msg: The message buffer
@@ -451,6 +551,7 @@ static s32 ixgbe_obtain_mbx_lock_vf(stru
static s32 ixgbe_write_mbx_vf(struct ixgbe_hw *hw, u32 *msg, u16 size,
u16 mbx_id)
{
+ u32 vf_mailbox;
s32 ret_val;
u16 i;
@@ -461,11 +562,11 @@ static s32 ixgbe_write_mbx_vf(struct ixg
/* lock the mailbox to prevent pf/vf race condition */
ret_val = ixgbe_obtain_mbx_lock_vf(hw);
if (ret_val)
- goto out_no_write;
+ goto out;
/* flush msg and acks as we are overwriting the message buffer */
- ixgbe_check_for_msg_vf(hw, 0);
- ixgbe_check_for_ack_vf(hw, 0);
+ ixgbe_clear_msg_vf(hw);
+ ixgbe_clear_ack_vf(hw);
/* copy the caller specified message to the mailbox memory buffer */
for (i = 0; i < size; i++)
@@ -474,15 +575,22 @@ static s32 ixgbe_write_mbx_vf(struct ixg
/* update stats */
hw->mbx.stats.msgs_tx.ev_count++;
- /* Drop VFU and interrupt the PF to tell it a message has been sent */
- IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, IXGBE_VFMAILBOX_REQ);
+ /* interrupt the PF to tell it a message has been sent */
+ vf_mailbox = ixgbe_read_mailbox_vf(hw);
+ vf_mailbox |= IXGBE_VFMAILBOX_REQ;
+ IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, vf_mailbox);
+
+ /* if msg sent wait until we receive an ack */
+ ixgbe_poll_for_ack(hw, mbx_id);
+
+out:
+ hw->mbx.ops[mbx_id].release(hw, mbx_id);
-out_no_write:
return ret_val;
}
/**
- * ixgbe_read_mbx_vf - Reads a message from the inbox intended for vf
+ * ixgbe_read_mbx_vf_legacy - Reads a message from the inbox intended for vf
* @hw: pointer to the HW structure
* @msg: The message buffer
* @size: Length of buffer
@@ -490,19 +598,19 @@ out_no_write:
*
* returns SUCCESS if it successfully read message from buffer
**/
-static s32 ixgbe_read_mbx_vf(struct ixgbe_hw *hw, u32 *msg, u16 size,
- u16 mbx_id)
+static s32 ixgbe_read_mbx_vf_legacy(struct ixgbe_hw *hw, u32 *msg, u16 size,
+ u16 mbx_id)
{
- s32 ret_val = IXGBE_SUCCESS;
+ s32 ret_val;
u16 i;
- DEBUGFUNC("ixgbe_read_mbx_vf");
+ DEBUGFUNC("ixgbe_read_mbx_vf_legacy");
UNREFERENCED_1PARAMETER(mbx_id);
/* lock the mailbox to prevent pf/vf race condition */
ret_val = ixgbe_obtain_mbx_lock_vf(hw);
if (ret_val)
- goto out_no_read;
+ return ret_val;
/* copy the message from the mailbox memory buffer */
for (i = 0; i < size; i++)
@@ -514,35 +622,105 @@ static s32 ixgbe_read_mbx_vf(struct ixgb
/* update stats */
hw->mbx.stats.msgs_rx.ev_count++;
-out_no_read:
- return ret_val;
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_read_mbx_vf - Reads a message from the inbox intended for vf
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @mbx_id: id of mailbox to read
+ *
+ * returns SUCCESS if it successfully read message from buffer
+ **/
+static s32 ixgbe_read_mbx_vf(struct ixgbe_hw *hw, u32 *msg, u16 size,
+ u16 mbx_id)
+{
+ u32 vf_mailbox;
+ s32 ret_val;
+ u16 i;
+
+ DEBUGFUNC("ixgbe_read_mbx_vf");
+ UNREFERENCED_1PARAMETER(mbx_id);
+
+ /* check if there is a message from PF */
+ ret_val = ixgbe_check_for_msg_vf(hw, 0);
+ if (ret_val != IXGBE_SUCCESS)
+ return IXGBE_ERR_MBX_NOMSG;
+
+ ixgbe_clear_msg_vf(hw);
+
+ /* copy the message from the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ msg[i] = IXGBE_READ_REG_ARRAY(hw, IXGBE_VFMBMEM, i);
+
+ /* Acknowledge receipt */
+ vf_mailbox = ixgbe_read_mailbox_vf(hw);
+ vf_mailbox |= IXGBE_VFMAILBOX_ACK;
+ IXGBE_WRITE_REG(hw, IXGBE_VFMAILBOX, vf_mailbox);
+
+ /* update stats */
+ hw->mbx.stats.msgs_rx.ev_count++;
+
+ return IXGBE_SUCCESS;
}
/**
* ixgbe_init_mbx_params_vf - set initial values for vf mailbox
* @hw: pointer to the HW structure
*
- * Initializes the hw->mbx struct to correct values for vf mailbox
+ * Initializes single set the hw->mbx struct to correct values for vf mailbox
+ * Set of legacy functions is being used here
*/
void ixgbe_init_mbx_params_vf(struct ixgbe_hw *hw)
{
struct ixgbe_mbx_info *mbx = &hw->mbx;
- /* start mailbox as timed out and let the reset_hw call set the timeout
- * value to begin communications */
- mbx->timeout = 0;
+ mbx->timeout = IXGBE_VF_MBX_INIT_TIMEOUT;
+ mbx->usec_delay = IXGBE_VF_MBX_INIT_DELAY;
+
+ mbx->size = IXGBE_VFMAILBOX_SIZE;
+
+ /* VF has only one mailbox connection, no need for more IDs */
+ mbx->ops[0].release = ixgbe_release_mbx_lock_dummy;
+ mbx->ops[0].read = ixgbe_read_mbx_vf_legacy;
+ mbx->ops[0].write = ixgbe_write_mbx_vf_legacy;
+ mbx->ops[0].check_for_msg = ixgbe_check_for_msg_vf;
+ mbx->ops[0].check_for_ack = ixgbe_check_for_ack_vf;
+ mbx->ops[0].check_for_rst = ixgbe_check_for_rst_vf;
+ mbx->ops[0].clear = NULL;
+
+ mbx->stats.msgs_tx.ev_count = 0;
+ mbx->stats.msgs_rx.ev_count = 0;
+ mbx->stats.reqs.ev_count = 0;
+ mbx->stats.acks.ev_count = 0;
+ mbx->stats.rsts.ev_count = 0;
+}
+
+/**
+ * ixgbe_upgrade_mbx_params_vf - set initial values for vf mailbox
+ * @hw: pointer to the HW structure
+ *
+ * Initializes the hw->mbx struct to correct values for vf mailbox
+ */
+void ixgbe_upgrade_mbx_params_vf(struct ixgbe_hw *hw)
+{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+
+ mbx->timeout = IXGBE_VF_MBX_INIT_TIMEOUT;
mbx->usec_delay = IXGBE_VF_MBX_INIT_DELAY;
mbx->size = IXGBE_VFMAILBOX_SIZE;
- mbx->ops.read = ixgbe_read_mbx_vf;
- mbx->ops.write = ixgbe_write_mbx_vf;
- mbx->ops.read_posted = ixgbe_read_posted_mbx;
- mbx->ops.write_posted = ixgbe_write_posted_mbx;
- mbx->ops.check_for_msg = ixgbe_check_for_msg_vf;
- mbx->ops.check_for_ack = ixgbe_check_for_ack_vf;
- mbx->ops.check_for_rst = ixgbe_check_for_rst_vf;
- mbx->ops.clear = NULL;
+ /* VF has only one mailbox connection, no need for more IDs */
+ mbx->ops[0].release = ixgbe_release_mbx_lock_vf;
+ mbx->ops[0].read = ixgbe_read_mbx_vf;
+ mbx->ops[0].write = ixgbe_write_mbx_vf;
+ mbx->ops[0].check_for_msg = ixgbe_check_for_msg_vf;
+ mbx->ops[0].check_for_ack = ixgbe_check_for_ack_vf;
+ mbx->ops[0].check_for_rst = ixgbe_check_for_rst_vf;
+ mbx->ops[0].clear = NULL;
mbx->stats.msgs_tx.ev_count = 0;
mbx->stats.msgs_rx.ev_count = 0;
@@ -551,62 +729,87 @@ void ixgbe_init_mbx_params_vf(struct ixg
mbx->stats.rsts.ev_count = 0;
}
+static void ixgbe_clear_msg_pf(struct ixgbe_hw *hw, u16 vf_id)
+{
+ u32 vf_shift = IXGBE_PFMBICR_SHIFT(vf_id);
+ s32 index = IXGBE_PFMBICR_INDEX(vf_id);
+ u32 pfmbicr;
+
+ pfmbicr = IXGBE_READ_REG(hw, IXGBE_PFMBICR(index));
+
+ if (pfmbicr & (IXGBE_PFMBICR_VFREQ_VF1 << vf_shift))
+ hw->mbx.stats.reqs.ev_count++;
+
+ IXGBE_WRITE_REG(hw, IXGBE_PFMBICR(index),
+ IXGBE_PFMBICR_VFREQ_VF1 << vf_shift);
+}
+
+static void ixgbe_clear_ack_pf(struct ixgbe_hw *hw, u16 vf_id)
+{
+ u32 vf_shift = IXGBE_PFMBICR_SHIFT(vf_id);
+ s32 index = IXGBE_PFMBICR_INDEX(vf_id);
+ u32 pfmbicr;
+
+ pfmbicr = IXGBE_READ_REG(hw, IXGBE_PFMBICR(index));
+
+ if (pfmbicr & (IXGBE_PFMBICR_VFACK_VF1 << vf_shift))
+ hw->mbx.stats.acks.ev_count++;
+
+ IXGBE_WRITE_REG(hw, IXGBE_PFMBICR(index),
+ IXGBE_PFMBICR_VFACK_VF1 << vf_shift);
+}
+
static s32 ixgbe_check_for_bit_pf(struct ixgbe_hw *hw, u32 mask, s32 index)
{
- u32 mbvficr = IXGBE_READ_REG(hw, IXGBE_MBVFICR(index));
- s32 ret_val = IXGBE_ERR_MBX;
+ u32 pfmbicr = IXGBE_READ_REG(hw, IXGBE_PFMBICR(index));
- if (mbvficr & mask) {
- ret_val = IXGBE_SUCCESS;
- IXGBE_WRITE_REG(hw, IXGBE_MBVFICR(index), mask);
- }
+ if (pfmbicr & mask)
+ return IXGBE_SUCCESS;
- return ret_val;
+ return IXGBE_ERR_MBX;
}
/**
* ixgbe_check_for_msg_pf - checks to see if the VF has sent mail
* @hw: pointer to the HW structure
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* returns SUCCESS if the VF has set the Status bit or else ERR_MBX
**/
-static s32 ixgbe_check_for_msg_pf(struct ixgbe_hw *hw, u16 vf_number)
+static s32 ixgbe_check_for_msg_pf(struct ixgbe_hw *hw, u16 vf_id)
{
- s32 ret_val = IXGBE_ERR_MBX;
- s32 index = IXGBE_MBVFICR_INDEX(vf_number);
- u32 vf_bit = vf_number % 16;
+ u32 vf_shift = IXGBE_PFMBICR_SHIFT(vf_id);
+ s32 index = IXGBE_PFMBICR_INDEX(vf_id);
DEBUGFUNC("ixgbe_check_for_msg_pf");
- if (!ixgbe_check_for_bit_pf(hw, IXGBE_MBVFICR_VFREQ_VF1 << vf_bit,
- index)) {
- ret_val = IXGBE_SUCCESS;
- hw->mbx.stats.reqs.ev_count++;
- }
+ if (!ixgbe_check_for_bit_pf(hw, IXGBE_PFMBICR_VFREQ_VF1 << vf_shift,
+ index))
+ return IXGBE_SUCCESS;
- return ret_val;
+ return IXGBE_ERR_MBX;
}
/**
* ixgbe_check_for_ack_pf - checks to see if the VF has ACKed
* @hw: pointer to the HW structure
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* returns SUCCESS if the VF has set the Status bit or else ERR_MBX
**/
-static s32 ixgbe_check_for_ack_pf(struct ixgbe_hw *hw, u16 vf_number)
+static s32 ixgbe_check_for_ack_pf(struct ixgbe_hw *hw, u16 vf_id)
{
+ u32 vf_shift = IXGBE_PFMBICR_SHIFT(vf_id);
+ s32 index = IXGBE_PFMBICR_INDEX(vf_id);
s32 ret_val = IXGBE_ERR_MBX;
- s32 index = IXGBE_MBVFICR_INDEX(vf_number);
- u32 vf_bit = vf_number % 16;
DEBUGFUNC("ixgbe_check_for_ack_pf");
- if (!ixgbe_check_for_bit_pf(hw, IXGBE_MBVFICR_VFACK_VF1 << vf_bit,
+ if (!ixgbe_check_for_bit_pf(hw, IXGBE_PFMBICR_VFACK_VF1 << vf_shift,
index)) {
ret_val = IXGBE_SUCCESS;
- hw->mbx.stats.acks.ev_count++;
+ /* TODO: should this be autocleared? */
+ ixgbe_clear_ack_pf(hw, vf_id);
}
return ret_val;
@@ -615,28 +818,28 @@ static s32 ixgbe_check_for_ack_pf(struct
/**
* ixgbe_check_for_rst_pf - checks to see if the VF has reset
* @hw: pointer to the HW structure
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* returns SUCCESS if the VF has set the Status bit or else ERR_MBX
**/
-static s32 ixgbe_check_for_rst_pf(struct ixgbe_hw *hw, u16 vf_number)
+static s32 ixgbe_check_for_rst_pf(struct ixgbe_hw *hw, u16 vf_id)
{
- u32 reg_offset = (vf_number < 32) ? 0 : 1;
- u32 vf_shift = vf_number % 32;
- u32 vflre = 0;
+ u32 vf_shift = IXGBE_PFVFLRE_SHIFT(vf_id);
+ u32 index = IXGBE_PFVFLRE_INDEX(vf_id);
s32 ret_val = IXGBE_ERR_MBX;
+ u32 vflre = 0;
DEBUGFUNC("ixgbe_check_for_rst_pf");
switch (hw->mac.type) {
case ixgbe_mac_82599EB:
- vflre = IXGBE_READ_REG(hw, IXGBE_VFLRE(reg_offset));
+ vflre = IXGBE_READ_REG(hw, IXGBE_PFVFLRE(index));
break;
case ixgbe_mac_X550:
case ixgbe_mac_X550EM_x:
case ixgbe_mac_X550EM_a:
case ixgbe_mac_X540:
- vflre = IXGBE_READ_REG(hw, IXGBE_VFLREC(reg_offset));
+ vflre = IXGBE_READ_REG(hw, IXGBE_PFVFLREC(index));
break;
default:
break;
@@ -644,7 +847,7 @@ static s32 ixgbe_check_for_rst_pf(struct
if (vflre & (1 << vf_shift)) {
ret_val = IXGBE_SUCCESS;
- IXGBE_WRITE_REG(hw, IXGBE_VFLREC(reg_offset), (1 << vf_shift));
+ IXGBE_WRITE_REG(hw, IXGBE_PFVFLREC(index), (1 << vf_shift));
hw->mbx.stats.rsts.ev_count++;
}
@@ -654,142 +857,290 @@ static s32 ixgbe_check_for_rst_pf(struct
/**
* ixgbe_obtain_mbx_lock_pf - obtain mailbox lock
* @hw: pointer to the HW structure
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* return SUCCESS if we obtained the mailbox lock
**/
-static s32 ixgbe_obtain_mbx_lock_pf(struct ixgbe_hw *hw, u16 vf_number)
+static s32 ixgbe_obtain_mbx_lock_pf(struct ixgbe_hw *hw, u16 vf_id)
{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+ int countdown = mbx->timeout;
s32 ret_val = IXGBE_ERR_MBX;
- u32 p2v_mailbox;
+ u32 pf_mailbox;
DEBUGFUNC("ixgbe_obtain_mbx_lock_pf");
- /* Take ownership of the buffer */
- IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_number), IXGBE_PFMAILBOX_PFU);
+ if (!mbx->timeout)
+ return IXGBE_ERR_CONFIG;
- /* reserve mailbox for vf use */
- p2v_mailbox = IXGBE_READ_REG(hw, IXGBE_PFMAILBOX(vf_number));
- if (p2v_mailbox & IXGBE_PFMAILBOX_PFU)
- ret_val = IXGBE_SUCCESS;
- else
- ERROR_REPORT2(IXGBE_ERROR_POLLING,
- "Failed to obtain mailbox lock for VF%d", vf_number);
+ while (countdown--) {
+ /* Reserve mailbox for PF use */
+ pf_mailbox = IXGBE_READ_REG(hw, IXGBE_PFMAILBOX(vf_id));
+ pf_mailbox |= IXGBE_PFMAILBOX_PFU;
+ IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_id), pf_mailbox);
+
+ /* Verify that PF is the owner of the lock */
+ pf_mailbox = IXGBE_READ_REG(hw, IXGBE_PFMAILBOX(vf_id));
+ if (pf_mailbox & IXGBE_PFMAILBOX_PFU) {
+ ret_val = IXGBE_SUCCESS;
+ break;
+ }
+
+ /* Wait a bit before trying again */
+ usec_delay(mbx->usec_delay);
+ }
+ if (ret_val != IXGBE_SUCCESS) {
+ ERROR_REPORT1(IXGBE_ERROR_INVALID_STATE,
+ "Failed to obtain mailbox lock");
+ ret_val = IXGBE_ERR_TIMEOUT;
+ }
return ret_val;
}
/**
+ * ixgbe_release_mbx_lock_pf - release mailbox lock
+ * @hw: pointer to the HW structure
+ * @vf_id: the VF index
+ **/
+static void ixgbe_release_mbx_lock_pf(struct ixgbe_hw *hw, u16 vf_id)
+{
+ u32 pf_mailbox;
+
+ DEBUGFUNC("ixgbe_release_mbx_lock_pf");
+
+ /* Return ownership of the buffer */
+ pf_mailbox = IXGBE_READ_REG(hw, IXGBE_PFMAILBOX(vf_id));
+ pf_mailbox &= ~IXGBE_PFMAILBOX_PFU;
+ IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_id), pf_mailbox);
+}
+
+/**
+ * ixgbe_write_mbx_pf_legacy - Places a message in the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @vf_id: the VF index
+ *
+ * returns SUCCESS if it successfully copied message into the buffer
+ **/
+static s32 ixgbe_write_mbx_pf_legacy(struct ixgbe_hw *hw, u32 *msg, u16 size,
+ u16 vf_id)
+{
+ s32 ret_val;
+ u16 i;
+
+ DEBUGFUNC("ixgbe_write_mbx_pf_legacy");
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_id);
+ if (ret_val)
+ return ret_val;
+
+ /* flush msg and acks as we are overwriting the message buffer */
+ ixgbe_check_for_msg_pf(hw, vf_id);
+ ixgbe_clear_msg_pf(hw, vf_id);
+ ixgbe_check_for_ack_pf(hw, vf_id);
+ ixgbe_clear_ack_pf(hw, vf_id);
+
+ /* copy the caller specified message to the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_id), i, msg[i]);
+
+ /* Interrupt VF to tell it a message has been sent and release buffer*/
+ IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_id), IXGBE_PFMAILBOX_STS);
+
+ /* update stats */
+ hw->mbx.stats.msgs_tx.ev_count++;
+
+ return IXGBE_SUCCESS;
+}
+
+/**
* ixgbe_write_mbx_pf - Places a message in the mailbox
* @hw: pointer to the HW structure
* @msg: The message buffer
* @size: Length of buffer
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* returns SUCCESS if it successfully copied message into the buffer
**/
static s32 ixgbe_write_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size,
- u16 vf_number)
+ u16 vf_id)
{
+ u32 pf_mailbox;
s32 ret_val;
u16 i;
DEBUGFUNC("ixgbe_write_mbx_pf");
/* lock the mailbox to prevent pf/vf race condition */
- ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_number);
+ ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_id);
if (ret_val)
- goto out_no_write;
+ goto out;
/* flush msg and acks as we are overwriting the message buffer */
- ixgbe_check_for_msg_pf(hw, vf_number);
- ixgbe_check_for_ack_pf(hw, vf_number);
+ ixgbe_clear_msg_pf(hw, vf_id);
+ ixgbe_clear_ack_pf(hw, vf_id);
/* copy the caller specified message to the mailbox memory buffer */
for (i = 0; i < size; i++)
- IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_number), i, msg[i]);
+ IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_id), i, msg[i]);
- /* Interrupt VF to tell it a message has been sent and release buffer*/
- IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_number), IXGBE_PFMAILBOX_STS);
+ /* Interrupt VF to tell it a message has been sent */
+ pf_mailbox = IXGBE_READ_REG(hw, IXGBE_PFMAILBOX(vf_id));
+ pf_mailbox |= IXGBE_PFMAILBOX_STS;
+ IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_id), pf_mailbox);
+
+ /* if msg sent wait until we receive an ack */
+ ixgbe_poll_for_ack(hw, vf_id);
/* update stats */
hw->mbx.stats.msgs_tx.ev_count++;
-out_no_write:
+out:
+ hw->mbx.ops[vf_id].release(hw, vf_id);
+
return ret_val;
}
/**
+ * ixgbe_read_mbx_pf_legacy - Read a message from the mailbox
+ * @hw: pointer to the HW structure
+ * @msg: The message buffer
+ * @size: Length of buffer
+ * @vf_id: the VF index
+ *
+ * This function copies a message from the mailbox buffer to the caller's
+ * memory buffer. The presumption is that the caller knows that there was
+ * a message due to a VF request so no polling for message is needed.
+ **/
+static s32 ixgbe_read_mbx_pf_legacy(struct ixgbe_hw *hw, u32 *msg, u16 size,
+ u16 vf_id)
+{
+ s32 ret_val;
+ u16 i;
+
+ DEBUGFUNC("ixgbe_read_mbx_pf_legacy");
+
+ /* lock the mailbox to prevent pf/vf race condition */
+ ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_id);
+ if (ret_val != IXGBE_SUCCESS)
+ return ret_val;
+
+ /* copy the message to the mailbox memory buffer */
+ for (i = 0; i < size; i++)
+ msg[i] = IXGBE_READ_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_id), i);
+
+ /* Acknowledge the message and release buffer */
+ IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_id), IXGBE_PFMAILBOX_ACK);
+
+ /* update stats */
+ hw->mbx.stats.msgs_rx.ev_count++;
+
+ return IXGBE_SUCCESS;
+}
+
+/**
* ixgbe_read_mbx_pf - Read a message from the mailbox
* @hw: pointer to the HW structure
* @msg: The message buffer
* @size: Length of buffer
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* This function copies a message from the mailbox buffer to the caller's
* memory buffer. The presumption is that the caller knows that there was
* a message due to a VF request so no polling for message is needed.
**/
static s32 ixgbe_read_mbx_pf(struct ixgbe_hw *hw, u32 *msg, u16 size,
- u16 vf_number)
+ u16 vf_id)
{
+ u32 pf_mailbox;
s32 ret_val;
u16 i;
DEBUGFUNC("ixgbe_read_mbx_pf");
- /* lock the mailbox to prevent pf/vf race condition */
- ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_number);
- if (ret_val)
- goto out_no_read;
+ /* check if there is a message from VF */
+ ret_val = ixgbe_check_for_msg_pf(hw, vf_id);
+ if (ret_val != IXGBE_SUCCESS)
+ return IXGBE_ERR_MBX_NOMSG;
+
+ ixgbe_clear_msg_pf(hw, vf_id);
/* copy the message to the mailbox memory buffer */
for (i = 0; i < size; i++)
- msg[i] = IXGBE_READ_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_number), i);
+ msg[i] = IXGBE_READ_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_id), i);
/* Acknowledge the message and release buffer */
- IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_number), IXGBE_PFMAILBOX_ACK);
+ pf_mailbox = IXGBE_READ_REG(hw, IXGBE_PFMAILBOX(vf_id));
+ pf_mailbox |= IXGBE_PFMAILBOX_ACK;
+ IXGBE_WRITE_REG(hw, IXGBE_PFMAILBOX(vf_id), pf_mailbox);
/* update stats */
hw->mbx.stats.msgs_rx.ev_count++;
-out_no_read:
- return ret_val;
+ return IXGBE_SUCCESS;
}
/**
* ixgbe_clear_mbx_pf - Clear Mailbox Memory
* @hw: pointer to the HW structure
- * @vf_number: the VF index
+ * @vf_id: the VF index
*
* Set VFMBMEM of given VF to 0x0.
**/
-static s32 ixgbe_clear_mbx_pf(struct ixgbe_hw *hw, u16 vf_number)
+static s32 ixgbe_clear_mbx_pf(struct ixgbe_hw *hw, u16 vf_id)
{
u16 mbx_size = hw->mbx.size;
u16 i;
- if (vf_number > 63)
+ if (vf_id > 63)
return IXGBE_ERR_PARAM;
for (i = 0; i < mbx_size; ++i)
- IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_number), i, 0x0);
+ IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_id), i, 0x0);
return IXGBE_SUCCESS;
}
/**
+ * ixgbe_init_mbx_params_pf_id - set initial values for pf mailbox
+ * @hw: pointer to the HW structure
+ * @vf_id: the VF index
+ *
+ * Initializes single set of the hw->mbx struct to correct values for pf mailbox
+ * Set of legacy functions is being used here
+ */
+void ixgbe_init_mbx_params_pf_id(struct ixgbe_hw *hw, u16 vf_id)
+{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+
+ mbx->ops[vf_id].release = ixgbe_release_mbx_lock_dummy;
+ mbx->ops[vf_id].read = ixgbe_read_mbx_pf_legacy;
+ mbx->ops[vf_id].write = ixgbe_write_mbx_pf_legacy;
+ mbx->ops[vf_id].check_for_msg = ixgbe_check_for_msg_pf;
+ mbx->ops[vf_id].check_for_ack = ixgbe_check_for_ack_pf;
+ mbx->ops[vf_id].check_for_rst = ixgbe_check_for_rst_pf;
+ mbx->ops[vf_id].clear = ixgbe_clear_mbx_pf;
+}
+
+/**
* ixgbe_init_mbx_params_pf - set initial values for pf mailbox
* @hw: pointer to the HW structure
*
- * Initializes the hw->mbx struct to correct values for pf mailbox
+ * Initializes all sets of the hw->mbx struct to correct values for pf
+ * mailbox. One set corresponds to single VF. It also initializes counters
+ * and general variables. A set of legacy functions is used by default.
*/
void ixgbe_init_mbx_params_pf(struct ixgbe_hw *hw)
{
+ u16 i;
struct ixgbe_mbx_info *mbx = &hw->mbx;
+ /* Ensure we are not calling this function from VF */
if (hw->mac.type != ixgbe_mac_82599EB &&
hw->mac.type != ixgbe_mac_X550 &&
hw->mac.type != ixgbe_mac_X550EM_x &&
@@ -797,19 +1148,59 @@ void ixgbe_init_mbx_params_pf(struct ixg
hw->mac.type != ixgbe_mac_X540)
return;
- mbx->timeout = 0;
- mbx->usec_delay = 0;
+ /* Initialize common mailbox settings */
+ mbx->timeout = IXGBE_VF_MBX_INIT_TIMEOUT;
+ mbx->usec_delay = IXGBE_VF_MBX_INIT_DELAY;
+ mbx->size = IXGBE_VFMAILBOX_SIZE;
+
+ /* Initialize counters with zeroes */
+ mbx->stats.msgs_tx.ev_count = 0;
+ mbx->stats.msgs_rx.ev_count = 0;
+ mbx->stats.reqs.ev_count = 0;
+ mbx->stats.acks.ev_count = 0;
+ mbx->stats.rsts.ev_count = 0;
+
+ /* No matter of VF number, we initialize params for all 64 VFs. */
+ /* TODO: 1. Add a define for max VF and refactor SHARED to get rid
+ * of magic number for that (63 or 64 depending on use case.)
+ * 2. rewrite the code to dynamically allocate mbx->ops[vf_id] for
+ * certain number of VFs instead of default maximum value of 64 (0..63)
+ */
+ for (i = 0; i < 64; i++)
+ ixgbe_init_mbx_params_pf_id(hw, i);
+}
+
+/**
+ * ixgbe_upgrade_mbx_params_pf - Upgrade initial values for pf mailbox
+ * @hw: pointer to the HW structure
+ * @vf_id: the VF index
+ *
+ * Initializes the hw->mbx struct to new function set for improved
+ * stability and handling of messages.
+ */
+void ixgbe_upgrade_mbx_params_pf(struct ixgbe_hw *hw, u16 vf_id)
+{
+ struct ixgbe_mbx_info *mbx = &hw->mbx;
+
+ /* Ensure we are not calling this function from VF */
+ if (hw->mac.type != ixgbe_mac_82599EB &&
+ hw->mac.type != ixgbe_mac_X550 &&
+ hw->mac.type != ixgbe_mac_X550EM_x &&
+ hw->mac.type != ixgbe_mac_X550EM_a &&
+ hw->mac.type != ixgbe_mac_X540)
+ return;
+ mbx->timeout = IXGBE_VF_MBX_INIT_TIMEOUT;
+ mbx->usec_delay = IXGBE_VF_MBX_INIT_DELAY;
mbx->size = IXGBE_VFMAILBOX_SIZE;
- mbx->ops.read = ixgbe_read_mbx_pf;
- mbx->ops.write = ixgbe_write_mbx_pf;
- mbx->ops.read_posted = ixgbe_read_posted_mbx;
- mbx->ops.write_posted = ixgbe_write_posted_mbx;
- mbx->ops.check_for_msg = ixgbe_check_for_msg_pf;
- mbx->ops.check_for_ack = ixgbe_check_for_ack_pf;
- mbx->ops.check_for_rst = ixgbe_check_for_rst_pf;
- mbx->ops.clear = ixgbe_clear_mbx_pf;
+ mbx->ops[vf_id].release = ixgbe_release_mbx_lock_pf;
+ mbx->ops[vf_id].read = ixgbe_read_mbx_pf;
+ mbx->ops[vf_id].write = ixgbe_write_mbx_pf;
+ mbx->ops[vf_id].check_for_msg = ixgbe_check_for_msg_pf;
+ mbx->ops[vf_id].check_for_ack = ixgbe_check_for_ack_pf;
+ mbx->ops[vf_id].check_for_rst = ixgbe_check_for_rst_pf;
+ mbx->ops[vf_id].clear = ixgbe_clear_mbx_pf;
mbx->stats.msgs_tx.ev_count = 0;
mbx->stats.msgs_rx.ev_count = 0;
Index: src/sys/dev/pci/ixgbe/ixgbe_mbx.h
diff -u src/sys/dev/pci/ixgbe/ixgbe_mbx.h:1.18 src/sys/dev/pci/ixgbe/ixgbe_mbx.h:1.19
--- src/sys/dev/pci/ixgbe/ixgbe_mbx.h:1.18 Fri Dec 24 05:03:37 2021
+++ src/sys/dev/pci/ixgbe/ixgbe_mbx.h Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe_mbx.h,v 1.18 2021/12/24 05:03:37 msaitoh Exp $ */
+/* $NetBSD: ixgbe_mbx.h,v 1.19 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
@@ -42,13 +42,12 @@
struct ixgbe_mbx_operations {
void (*init_params)(struct ixgbe_hw *hw);
- s32 (*read)(struct ixgbe_hw *, u32 *, u16, u16);
- s32 (*write)(struct ixgbe_hw *, u32 *, u16, u16);
- s32 (*read_posted)(struct ixgbe_hw *, u32 *, u16, u16);
- s32 (*write_posted)(struct ixgbe_hw *, u32 *, u16, u16);
- s32 (*check_for_msg)(struct ixgbe_hw *, u16);
- s32 (*check_for_ack)(struct ixgbe_hw *, u16);
- s32 (*check_for_rst)(struct ixgbe_hw *, u16);
+ void (*release)(struct ixgbe_hw *hw, u16 mbx_id);
+ s32 (*read)(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+ s32 (*write)(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+ s32 (*check_for_msg)(struct ixgbe_hw *hw, u16 vf_number);
+ s32 (*check_for_ack)(struct ixgbe_hw *hw, u16 vf_number);
+ s32 (*check_for_rst)(struct ixgbe_hw *hw, u16 vf_number);
s32 (*clear)(struct ixgbe_hw *hw, u16 vf_number);
};
@@ -62,11 +61,16 @@ struct ixgbe_mbx_stats {
};
struct ixgbe_mbx_info {
- struct ixgbe_mbx_operations ops;
+ /*
+ * PF: One set of operations for each VF to handle various API versions
+ * at the same time
+ * VF: Only the very first (0) set should be used
+ */
+ struct ixgbe_mbx_operations ops[64];
struct ixgbe_mbx_stats stats;
u32 timeout;
u32 usec_delay;
- u32 v2p_mailbox;
+ u32 vf_mailbox;
u16 size;
};
@@ -92,10 +96,10 @@ struct ixgbe_mbx_info {
#define IXGBE_PFMAILBOX_PFU 0x00000008 /* PF owns the mailbox buffer */
#define IXGBE_PFMAILBOX_RVFU 0x00000010 /* Reset VFU - used when VF stuck */
-#define IXGBE_MBVFICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */
-#define IXGBE_MBVFICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
-#define IXGBE_MBVFICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */
-#define IXGBE_MBVFICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
+#define IXGBE_PFMBICR_VFREQ_MASK 0x0000FFFF /* bits for VF messages */
+#define IXGBE_PFMBICR_VFREQ_VF1 0x00000001 /* bit for VF 1 message */
+#define IXGBE_PFMBICR_VFACK_MASK 0xFFFF0000 /* bits for VF acks */
+#define IXGBE_PFMBICR_VFACK_VF1 0x00010000 /* bit for VF 1 ack */
/* If it's a IXGBE_VF_* msg then it originates in the VF and is sent to the
@@ -127,6 +131,9 @@ enum ixgbe_pfvf_api_rev {
ixgbe_mbox_api_11, /* API version 1.1, linux/freebsd VF driver */
ixgbe_mbox_api_12, /* API version 1.2, linux/freebsd VF driver */
ixgbe_mbox_api_13, /* API version 1.3, linux/freebsd VF driver */
+ /* API 1.4 is being used in the upstream for IPsec */
+ ixgbe_mbox_api_14, /* API version 1.4, linux/freebsd VF driver */
+ ixgbe_mbox_api_15, /* API version 1.5, linux/freebsd VF driver */
/* This value should always be last */
ixgbe_mbox_api_unknown, /* indicates that API version is not known */
};
@@ -187,16 +194,17 @@ enum ixgbevf_xcast_modes {
#define IXGBE_VF_MBX_INIT_TIMEOUT 2000 /* number of retries on mailbox */
#define IXGBE_VF_MBX_INIT_DELAY 500 /* microseconds between retries */
-s32 ixgbe_read_mbx(struct ixgbe_hw *, u32 *, u16, u16);
-s32 ixgbe_write_mbx(struct ixgbe_hw *, u32 *, u16, u16);
-s32 ixgbe_read_posted_mbx(struct ixgbe_hw *, u32 *, u16, u16);
-s32 ixgbe_write_posted_mbx(struct ixgbe_hw *, u32 *, u16, u16);
-s32 ixgbe_check_for_msg(struct ixgbe_hw *, u16);
-s32 ixgbe_check_for_ack(struct ixgbe_hw *, u16);
-s32 ixgbe_check_for_rst(struct ixgbe_hw *, u16);
+s32 ixgbe_read_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+s32 ixgbe_poll_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+s32 ixgbe_write_mbx(struct ixgbe_hw *hw, u32 *msg, u16 size, u16 mbx_id);
+s32 ixgbe_check_for_msg(struct ixgbe_hw *hw, u16 mbx_id);
+s32 ixgbe_check_for_ack(struct ixgbe_hw *hw, u16 mbx_id);
+s32 ixgbe_check_for_rst(struct ixgbe_hw *hw, u16 mbx_id);
s32 ixgbe_clear_mbx(struct ixgbe_hw *hw, u16 vf_number);
-void ixgbe_init_mbx_ops_generic(struct ixgbe_hw *hw);
void ixgbe_init_mbx_params_vf(struct ixgbe_hw *);
-void ixgbe_init_mbx_params_pf(struct ixgbe_hw *);
+void ixgbe_upgrade_mbx_params_vf(struct ixgbe_hw *hw);
+void ixgbe_init_mbx_params_pf(struct ixgbe_hw *hw);
+void ixgbe_init_mbx_params_pf_id(struct ixgbe_hw *hw, u16 vf_id);
+void ixgbe_upgrade_mbx_params_pf(struct ixgbe_hw *hw, u16 vf_id);
#endif /* _IXGBE_MBX_H_ */
Index: src/sys/dev/pci/ixgbe/ixgbe_type.h
diff -u src/sys/dev/pci/ixgbe/ixgbe_type.h:1.54 src/sys/dev/pci/ixgbe/ixgbe_type.h:1.55
--- src/sys/dev/pci/ixgbe/ixgbe_type.h:1.54 Fri Dec 24 05:02:11 2021
+++ src/sys/dev/pci/ixgbe/ixgbe_type.h Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe_type.h,v 1.54 2021/12/24 05:02:11 msaitoh Exp $ */
+/* $NetBSD: ixgbe_type.h,v 1.55 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
@@ -480,8 +480,14 @@ struct ixgbe_nvm_version {
#define IXGBE_PFMAILBOX(_i) (0x04B00 + (4 * (_i))) /* 64 total */
/* 64 Mailboxes, 16 DW each */
#define IXGBE_PFMBMEM(_i) (0x13000 + (64 * (_i)))
+#define IXGBE_PFMBICR_INDEX(_i) ((_i) >> 4)
+#define IXGBE_PFMBICR_SHIFT(_i) ((_i) % 16)
#define IXGBE_PFMBICR(_i) (0x00710 + (4 * (_i))) /* 4 total */
#define IXGBE_PFMBIMR(_i) (0x00720 + (4 * (_i))) /* 4 total */
+#define IXGBE_PFVFLRE(_i) ((((_i) & 1) ? 0x001C0 : 0x00600))
+#define IXGBE_PFVFLREC(_i) (0x00700 + ((_i) * 4))
+#define IXGBE_PFVFLRE_INDEX(_i) ((_i) >> 5)
+#define IXGBE_PFVFLRE_SHIFT(_i) ((_i) % 32)
#define IXGBE_VFRE(_i) (0x051E0 + ((_i) * 4))
#define IXGBE_VFTE(_i) (0x08110 + ((_i) * 4))
#define IXGBE_VMECM(_i) (0x08790 + ((_i) * 4))
@@ -2420,6 +2426,7 @@ enum {
#endif /* PREBOOT_SUPPORT || QV_RELEASE*/
+
#define IXGBE_SAN_MAC_ADDR_PTR 0x28
#define IXGBE_NVM_MAP_VER 0x29
#define IXGBE_OEM_NVM_IMAGE_VER 0x2A
@@ -2931,12 +2938,6 @@ enum {
#define IXGBE_RX_DESC_SPECIAL_PRI_MASK 0xE000 /* Priority in upper 3 bits */
#define IXGBE_RX_DESC_SPECIAL_PRI_SHIFT 0x000D /* Priority in upper 3 of 16 */
#define IXGBE_TX_DESC_SPECIAL_PRI_SHIFT IXGBE_RX_DESC_SPECIAL_PRI_SHIFT
-
-/* SR-IOV specific macros */
-#define IXGBE_MBVFICR_INDEX(vf_number) (vf_number >> 4)
-#define IXGBE_MBVFICR(_i) (0x00710 + ((_i) * 4))
-#define IXGBE_VFLRE(_i) (((_i & 1) ? 0x001C0 : 0x00600))
-#define IXGBE_VFLREC(_i) (0x00700 + ((_i) * 4))
/* Translated register #defines */
#define IXGBE_PVFCTRL(P) (0x00300 + (4 * (P)))
#define IXGBE_PVFSTATUS(P) (0x00008 + (0 * (P)))
@@ -4305,7 +4306,9 @@ struct ixgbe_hw {
#define IXGBE_ERR_FDIR_CMD_INCOMPLETE -38
#define IXGBE_ERR_FW_RESP_INVALID -39
#define IXGBE_ERR_TOKEN_RETRY -40
-#define IXGBE_ERR_MBX -100
+#define IXGBE_ERR_MBX -41
+#define IXGBE_ERR_MBX_NOMSG -42
+#define IXGBE_ERR_TIMEOUT -43
#define IXGBE_ERR_NOT_TRUSTED -50 /* XXX NetBSD */
#define IXGBE_ERR_NOT_IN_PROMISC -51 /* XXX NetBSD */
Index: src/sys/dev/pci/ixgbe/ixgbe_vf.c
diff -u src/sys/dev/pci/ixgbe/ixgbe_vf.c:1.30 src/sys/dev/pci/ixgbe/ixgbe_vf.c:1.31
--- src/sys/dev/pci/ixgbe/ixgbe_vf.c:1.30 Fri Dec 24 05:05:57 2021
+++ src/sys/dev/pci/ixgbe/ixgbe_vf.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe_vf.c,v 1.30 2021/12/24 05:05:57 msaitoh Exp $ */
+/* $NetBSD: ixgbe_vf.c,v 1.31 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
@@ -36,7 +36,7 @@
/*$FreeBSD: head/sys/dev/ixgbe/ixgbe_vf.c 331224 2018-03-19 20:55:05Z erj $*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixgbe_vf.c,v 1.30 2021/12/24 05:05:57 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixgbe_vf.c,v 1.31 2021/12/24 05:11:04 msaitoh Exp $");
#include "ixgbe_api.h"
#include "ixgbe_type.h"
@@ -60,6 +60,8 @@ __KERNEL_RCSID(0, "$NetBSD: ixgbe_vf.c,v
**/
s32 ixgbe_init_ops_vf(struct ixgbe_hw *hw)
{
+ u16 i;
+
/* MAC */
hw->mac.ops.init_hw = ixgbe_init_hw_vf;
hw->mac.ops.reset_hw = ixgbe_reset_hw_vf;
@@ -92,7 +94,8 @@ s32 ixgbe_init_ops_vf(struct ixgbe_hw *h
hw->mac.max_tx_queues = 1;
hw->mac.max_rx_queues = 1;
- hw->mbx.ops.init_params = ixgbe_init_mbx_params_vf;
+ for (i = 0; i < 64; i++)
+ hw->mbx.ops[i].init_params = ixgbe_init_mbx_params_vf;
return IXGBE_SUCCESS;
}
@@ -196,6 +199,7 @@ s32 ixgbe_reset_hw_vf(struct ixgbe_hw *h
/* reset the api version */
hw->api_version = ixgbe_mbox_api_10;
+ ixgbe_init_mbx_params_vf(hw);
DEBUGOUT("Issuing a function level reset to MAC\n");
@@ -205,7 +209,7 @@ s32 ixgbe_reset_hw_vf(struct ixgbe_hw *h
msec_delay(50);
/* we cannot reset while the RSTI / RSTD bits are asserted */
- while (!mbx->ops.check_for_rst(hw, 0) && timeout) {
+ while (!mbx->ops[0].check_for_rst(hw, 0) && timeout) {
timeout--;
usec_delay(5);
}
@@ -220,7 +224,7 @@ s32 ixgbe_reset_hw_vf(struct ixgbe_hw *h
mbx->timeout = IXGBE_VF_MBX_INIT_TIMEOUT;
msgbuf[0] = IXGBE_VF_RESET;
- mbx->ops.write_posted(hw, msgbuf, 1, 0);
+ ixgbe_write_mbx(hw, msgbuf, 1, 0);
msec_delay(10);
@@ -229,8 +233,8 @@ s32 ixgbe_reset_hw_vf(struct ixgbe_hw *h
* also set up the mc_filter_type which is piggy backed
* on the mac address in word 3
*/
- ret_val = mbx->ops.read_posted(hw, msgbuf,
- IXGBE_VF_PERMADDR_MSG_LEN, 0);
+ ret_val = ixgbe_poll_mbx(hw, msgbuf,
+ IXGBE_VF_PERMADDR_MSG_LEN, 0);
if (ret_val)
return ret_val;
@@ -335,13 +339,12 @@ static s32 ixgbe_mta_vector(struct ixgbe
static s32 ixgbevf_write_msg_read_ack(struct ixgbe_hw *hw, u32 *msg,
u32 *retmsg, u16 size)
{
- struct ixgbe_mbx_info *mbx = &hw->mbx;
- s32 retval = mbx->ops.write_posted(hw, msg, size, 0);
+ s32 retval = ixgbe_write_mbx(hw, msg, size, 0);
if (retval)
return retval;
- return mbx->ops.read_posted(hw, retmsg, size, 0);
+ return ixgbe_poll_mbx(hw, retmsg, size, 0);
}
/**
@@ -450,6 +453,7 @@ s32 ixgbevf_update_xcast_mode(struct ixg
return IXGBE_ERR_FEATURE_NOT_SUPPORTED;
/* Fall through */
case ixgbe_mbox_api_13:
+ case ixgbe_mbox_api_15:
break;
default:
return IXGBE_ERR_FEATURE_NOT_SUPPORTED;
@@ -621,11 +625,10 @@ s32 ixgbe_check_mac_link_vf(struct ixgbe
struct ixgbe_mac_info *mac = &hw->mac;
s32 ret_val = IXGBE_SUCCESS;
u32 links_reg;
- u32 in_msg = 0;
UNREFERENCED_1PARAMETER(autoneg_wait_to_complete);
/* If we were hit with a reset drop the link */
- if (!mbx->ops.check_for_rst(hw, 0) || !mbx->timeout)
+ if (!mbx->ops[0].check_for_rst(hw, 0) || !mbx->timeout)
mac->get_link_status = TRUE;
if (!mac->get_link_status)
@@ -654,7 +657,7 @@ s32 ixgbe_check_mac_link_vf(struct ixgbe
switch (links_reg & IXGBE_LINKS_SPEED_82599) {
case IXGBE_LINKS_SPEED_10G_82599:
*speed = IXGBE_LINK_SPEED_10GB_FULL;
- if (hw->mac.type >= ixgbe_mac_X550) {
+ if (hw->mac.type >= ixgbe_mac_X550_vf) {
if (links_reg & IXGBE_LINKS_SPEED_NON_STD)
*speed = IXGBE_LINK_SPEED_2_5GB_FULL;
}
@@ -664,7 +667,7 @@ s32 ixgbe_check_mac_link_vf(struct ixgbe
break;
case IXGBE_LINKS_SPEED_100_82599:
*speed = IXGBE_LINK_SPEED_100_FULL;
- if (hw->mac.type >= ixgbe_mac_X550) {
+ if (hw->mac.type >= ixgbe_mac_X550_vf) {
if (links_reg & IXGBE_LINKS_SPEED_NON_STD)
*speed = IXGBE_LINK_SPEED_5GB_FULL;
}
@@ -672,30 +675,34 @@ s32 ixgbe_check_mac_link_vf(struct ixgbe
case IXGBE_LINKS_SPEED_10_X550EM_A:
*speed = IXGBE_LINK_SPEED_UNKNOWN;
/* Since Reserved in older MAC's */
- if (hw->mac.type >= ixgbe_mac_X550)
+ if (hw->mac.type >= ixgbe_mac_X550_vf)
*speed = IXGBE_LINK_SPEED_10_FULL;
break;
default:
*speed = IXGBE_LINK_SPEED_UNKNOWN;
}
- /* if the read failed it could just be a mailbox collision, best wait
- * until we are called again and don't report an error
- */
- if (mbx->ops.read(hw, &in_msg, 1, 0))
- goto out;
+ if (hw->api_version < ixgbe_mbox_api_15) {
+ u32 in_msg = 0;
- if (!(in_msg & IXGBE_VT_MSGTYPE_CTS)) {
- /* msg is not CTS and is NACK we must have lost CTS status */
- if (in_msg & IXGBE_VT_MSGTYPE_FAILURE)
- ret_val = -1;
- goto out;
- }
+ /* if the read failed it could just be a mailbox collision, best wait
+ * until we are called again and don't report an error
+ */
+ if (ixgbe_read_mbx(hw, &in_msg, 1, 0))
+ goto out;
- /* the pf is talking, if we timed out in the past we reinit */
- if (!mbx->timeout) {
- ret_val = -1;
- goto out;
+ if (!(in_msg & IXGBE_VT_MSGTYPE_CTS)) {
+ /* msg is not CTS and is NACK we must have lost CTS status */
+ if (in_msg & IXGBE_VT_MSGTYPE_FAILURE)
+ ret_val = IXGBE_ERR_MBX;
+ goto out;
+ }
+
+ /* the pf is talking, if we timed out in the past we reinit */
+ if (!mbx->timeout) {
+ ret_val = IXGBE_ERR_TIMEOUT;
+ goto out;
+ }
}
/* if we passed all the tests above then the link is up and we no
@@ -773,6 +780,7 @@ int ixgbevf_get_queues(struct ixgbe_hw *
case ixgbe_mbox_api_11:
case ixgbe_mbox_api_12:
case ixgbe_mbox_api_13:
+ case ixgbe_mbox_api_15:
break;
default:
return 0;
@@ -787,7 +795,7 @@ int ixgbevf_get_queues(struct ixgbe_hw *
msg[0] &= ~IXGBE_VT_MSGTYPE_CTS;
/*
- * if we didn't get an ACK there must have been
+ * if we didn't get a SUCCESS there must have been
* some sort of mailbox error so we should treat it
* as such
*/
Index: src/sys/dev/pci/ixgbe/ixgbe_x540.c
diff -u src/sys/dev/pci/ixgbe/ixgbe_x540.c:1.22 src/sys/dev/pci/ixgbe/ixgbe_x540.c:1.23
--- src/sys/dev/pci/ixgbe/ixgbe_x540.c:1.22 Fri Dec 24 05:02:11 2021
+++ src/sys/dev/pci/ixgbe/ixgbe_x540.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixgbe_x540.c,v 1.22 2021/12/24 05:02:11 msaitoh Exp $ */
+/* $NetBSD: ixgbe_x540.c,v 1.23 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
SPDX-License-Identifier: BSD-3-Clause
@@ -36,7 +36,7 @@
/*$FreeBSD: head/sys/dev/ixgbe/ixgbe_x540.c 331224 2018-03-19 20:55:05Z erj $*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixgbe_x540.c,v 1.22 2021/12/24 05:02:11 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixgbe_x540.c,v 1.23 2021/12/24 05:11:04 msaitoh Exp $");
#include "ixgbe_x540.h"
#include "ixgbe_type.h"
@@ -68,6 +68,7 @@ s32 ixgbe_init_ops_X540(struct ixgbe_hw
struct ixgbe_phy_info *phy = &hw->phy;
struct ixgbe_eeprom_info *eeprom = &hw->eeprom;
s32 ret_val;
+ u16 i;
DEBUGFUNC("ixgbe_init_ops_X540");
@@ -151,7 +152,8 @@ s32 ixgbe_init_ops_X540(struct ixgbe_hw
mac->arc_subsystem_valid = !!(IXGBE_READ_REG(hw, IXGBE_FWSM_BY_MAC(hw))
& IXGBE_FWSM_MODE_MASK);
- hw->mbx.ops.init_params = ixgbe_init_mbx_params_pf;
+ for (i = 0; i < 64; i++)
+ hw->mbx.ops[i].init_params = ixgbe_init_mbx_params_pf;
/* LEDs */
mac->ops.blink_led_start = ixgbe_blink_led_start_X540;
Index: src/sys/dev/pci/ixgbe/ixv.c
diff -u src/sys/dev/pci/ixgbe/ixv.c:1.171 src/sys/dev/pci/ixgbe/ixv.c:1.172
--- src/sys/dev/pci/ixgbe/ixv.c:1.171 Fri Dec 24 05:05:57 2021
+++ src/sys/dev/pci/ixgbe/ixv.c Fri Dec 24 05:11:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ixv.c,v 1.171 2021/12/24 05:05:57 msaitoh Exp $ */
+/* $NetBSD: ixv.c,v 1.172 2021/12/24 05:11:04 msaitoh Exp $ */
/******************************************************************************
@@ -35,7 +35,7 @@
/*$FreeBSD: head/sys/dev/ixgbe/if_ixv.c 331224 2018-03-19 20:55:05Z erj $*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ixv.c,v 1.171 2021/12/24 05:05:57 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ixv.c,v 1.172 2021/12/24 05:11:04 msaitoh Exp $");
#ifdef _KERNEL_OPT
#include "opt_inet.h"
@@ -473,6 +473,12 @@ ixv_attach(device_t parent, device_t dev
case ixgbe_mbox_api_13:
apivstr = "1.3";
break;
+ case ixgbe_mbox_api_14:
+ apivstr = "1.4";
+ break;
+ case ixgbe_mbox_api_15:
+ apivstr = "1.5";
+ break;
default:
apivstr = "unknown";
break;
