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-rw-r--r--drivers/ntb/Kconfig1
-rw-r--r--drivers/ntb/Makefile1
-rw-r--r--drivers/ntb/hw/Kconfig1
-rw-r--r--drivers/ntb/hw/Makefile1
-rw-r--r--drivers/ntb/hw/amd/Kconfig1
-rw-r--r--drivers/ntb/hw/amd/Makefile1
-rw-r--r--drivers/ntb/hw/idt/Kconfig1
-rw-r--r--drivers/ntb/hw/idt/Makefile1
-rw-r--r--drivers/ntb/hw/idt/ntb_hw_idt.c7
-rw-r--r--drivers/ntb/hw/intel/Kconfig1
-rw-r--r--drivers/ntb/hw/intel/Makefile1
-rw-r--r--drivers/ntb/hw/mscc/Kconfig1
-rw-r--r--drivers/ntb/hw/mscc/Makefile1
-rw-r--r--drivers/ntb/hw/mscc/ntb_hw_switchtec.c11
-rw-r--r--drivers/ntb/test/Kconfig1
-rw-r--r--drivers/ntb/test/Makefile1
-rw-r--r--drivers/ntb/test/ntb_perf.c3
17 files changed, 15 insertions, 20 deletions
diff --git a/drivers/ntb/Kconfig b/drivers/ntb/Kconfig
index 95944e52fa36..c99eed87382a 100644
--- a/drivers/ntb/Kconfig
+++ b/drivers/ntb/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menuconfig NTB
tristate "Non-Transparent Bridge support"
depends on PCI
diff --git a/drivers/ntb/Makefile b/drivers/ntb/Makefile
index 1921dec1949d..5c64438d5b3f 100644
--- a/drivers/ntb/Makefile
+++ b/drivers/ntb/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB) += ntb.o hw/ test/
obj-$(CONFIG_NTB_TRANSPORT) += ntb_transport.o
diff --git a/drivers/ntb/hw/Kconfig b/drivers/ntb/hw/Kconfig
index e51b581fd102..e77c587060ff 100644
--- a/drivers/ntb/hw/Kconfig
+++ b/drivers/ntb/hw/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
source "drivers/ntb/hw/amd/Kconfig"
source "drivers/ntb/hw/idt/Kconfig"
source "drivers/ntb/hw/intel/Kconfig"
diff --git a/drivers/ntb/hw/Makefile b/drivers/ntb/hw/Makefile
index 923c442db750..4714d6238845 100644
--- a/drivers/ntb/hw/Makefile
+++ b/drivers/ntb/hw/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB_AMD) += amd/
obj-$(CONFIG_NTB_IDT) += idt/
obj-$(CONFIG_NTB_INTEL) += intel/
diff --git a/drivers/ntb/hw/amd/Kconfig b/drivers/ntb/hw/amd/Kconfig
index cfe903cd9514..dd9fb9e5c812 100644
--- a/drivers/ntb/hw/amd/Kconfig
+++ b/drivers/ntb/hw/amd/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config NTB_AMD
tristate "AMD Non-Transparent Bridge support"
depends on X86_64
diff --git a/drivers/ntb/hw/amd/Makefile b/drivers/ntb/hw/amd/Makefile
index ad54da917563..7c23b4a7f3c2 100644
--- a/drivers/ntb/hw/amd/Makefile
+++ b/drivers/ntb/hw/amd/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB_AMD) += ntb_hw_amd.o
diff --git a/drivers/ntb/hw/idt/Kconfig b/drivers/ntb/hw/idt/Kconfig
index f8948cf515ce..bfc7cac94102 100644
--- a/drivers/ntb/hw/idt/Kconfig
+++ b/drivers/ntb/hw/idt/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config NTB_IDT
tristate "IDT PCIe-switch Non-Transparent Bridge support"
depends on PCI
diff --git a/drivers/ntb/hw/idt/Makefile b/drivers/ntb/hw/idt/Makefile
index a102cf154be0..f75e9d65c8a2 100644
--- a/drivers/ntb/hw/idt/Makefile
+++ b/drivers/ntb/hw/idt/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB_IDT) += ntb_hw_idt.o
diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.c b/drivers/ntb/hw/idt/ntb_hw_idt.c
index 1dede87dd54f..dcf234680535 100644
--- a/drivers/ntb/hw/idt/ntb_hw_idt.c
+++ b/drivers/ntb/hw/idt/ntb_hw_idt.c
@@ -358,8 +358,6 @@ static void idt_sw_write(struct idt_ntb_dev *ndev,
iowrite32((u32)reg, ndev->cfgspc + (ptrdiff_t)IDT_NT_GASAADDR);
/* Put the new value of the register */
iowrite32(data, ndev->cfgspc + (ptrdiff_t)IDT_NT_GASADATA);
- /* Make sure the PCIe transactions are executed */
- mmiowb();
/* Unlock GASA registers operations */
spin_unlock_irqrestore(&ndev->gasa_lock, irqflags);
}
@@ -750,7 +748,6 @@ static void idt_ntb_local_link_enable(struct idt_ntb_dev *ndev)
spin_lock_irqsave(&ndev->mtbl_lock, irqflags);
idt_nt_write(ndev, IDT_NT_NTMTBLADDR, ndev->part);
idt_nt_write(ndev, IDT_NT_NTMTBLDATA, mtbldata);
- mmiowb();
spin_unlock_irqrestore(&ndev->mtbl_lock, irqflags);
/* Notify the peers by setting and clearing the global signal bit */
@@ -778,7 +775,6 @@ static void idt_ntb_local_link_disable(struct idt_ntb_dev *ndev)
spin_lock_irqsave(&ndev->mtbl_lock, irqflags);
idt_nt_write(ndev, IDT_NT_NTMTBLADDR, ndev->part);
idt_nt_write(ndev, IDT_NT_NTMTBLDATA, 0);
- mmiowb();
spin_unlock_irqrestore(&ndev->mtbl_lock, irqflags);
/* Notify the peers by setting and clearing the global signal bit */
@@ -1339,7 +1335,6 @@ static int idt_ntb_peer_mw_set_trans(struct ntb_dev *ntb, int pidx, int widx,
idt_nt_write(ndev, IDT_NT_LUTLDATA, (u32)addr);
idt_nt_write(ndev, IDT_NT_LUTMDATA, (u32)(addr >> 32));
idt_nt_write(ndev, IDT_NT_LUTUDATA, data);
- mmiowb();
spin_unlock_irqrestore(&ndev->lut_lock, irqflags);
/* Limit address isn't specified since size is fixed for LUT */
}
@@ -1393,7 +1388,6 @@ static int idt_ntb_peer_mw_clear_trans(struct ntb_dev *ntb, int pidx,
idt_nt_write(ndev, IDT_NT_LUTLDATA, 0);
idt_nt_write(ndev, IDT_NT_LUTMDATA, 0);
idt_nt_write(ndev, IDT_NT_LUTUDATA, 0);
- mmiowb();
spin_unlock_irqrestore(&ndev->lut_lock, irqflags);
}
@@ -1812,7 +1806,6 @@ static int idt_ntb_peer_msg_write(struct ntb_dev *ntb, int pidx, int midx,
/* Set the route and send the data */
idt_sw_write(ndev, partdata_tbl[ndev->part].msgctl[midx], swpmsgctl);
idt_nt_write(ndev, ntdata_tbl.msgs[midx].out, msg);
- mmiowb();
/* Unlock the messages routing table */
spin_unlock_irqrestore(&ndev->msg_locks[midx], irqflags);
diff --git a/drivers/ntb/hw/intel/Kconfig b/drivers/ntb/hw/intel/Kconfig
index 91f995e33ac6..ed4d6dd57018 100644
--- a/drivers/ntb/hw/intel/Kconfig
+++ b/drivers/ntb/hw/intel/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config NTB_INTEL
tristate "Intel Non-Transparent Bridge support"
depends on X86_64
diff --git a/drivers/ntb/hw/intel/Makefile b/drivers/ntb/hw/intel/Makefile
index 4ff22af967c6..60ec8a773eea 100644
--- a/drivers/ntb/hw/intel/Makefile
+++ b/drivers/ntb/hw/intel/Makefile
@@ -1,2 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB_INTEL) += ntb_hw_intel.o
ntb_hw_intel-y := ntb_hw_gen1.o ntb_hw_gen3.o
diff --git a/drivers/ntb/hw/mscc/Kconfig b/drivers/ntb/hw/mscc/Kconfig
index 013ed6716438..ea63bd829da2 100644
--- a/drivers/ntb/hw/mscc/Kconfig
+++ b/drivers/ntb/hw/mscc/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config NTB_SWITCHTEC
tristate "MicroSemi Switchtec Non-Transparent Bridge Support"
select PCI_SW_SWITCHTEC
diff --git a/drivers/ntb/hw/mscc/Makefile b/drivers/ntb/hw/mscc/Makefile
index 064686ead1ba..756a75abee52 100644
--- a/drivers/ntb/hw/mscc/Makefile
+++ b/drivers/ntb/hw/mscc/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB_SWITCHTEC) += ntb_hw_switchtec.o
diff --git a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c
index d905d368d28c..db4967748e4d 100644
--- a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c
+++ b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c
@@ -1,16 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Microsemi Switchtec(tm) PCIe Management Driver
* Copyright (c) 2017, Microsemi Corporation
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
*/
#include <linux/interrupt.h>
diff --git a/drivers/ntb/test/Kconfig b/drivers/ntb/test/Kconfig
index a5d0eda44438..a8db00a7e087 100644
--- a/drivers/ntb/test/Kconfig
+++ b/drivers/ntb/test/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config NTB_PINGPONG
tristate "NTB Ping Pong Test Client"
help
diff --git a/drivers/ntb/test/Makefile b/drivers/ntb/test/Makefile
index 9e77e0b761c2..cbfd67622ef7 100644
--- a/drivers/ntb/test/Makefile
+++ b/drivers/ntb/test/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_NTB_PINGPONG) += ntb_pingpong.o
obj-$(CONFIG_NTB_TOOL) += ntb_tool.o
obj-$(CONFIG_NTB_PERF) += ntb_perf.o
diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c
index 2a9d6b0d1f19..11a6cd374004 100644
--- a/drivers/ntb/test/ntb_perf.c
+++ b/drivers/ntb/test/ntb_perf.c
@@ -284,11 +284,9 @@ static int perf_spad_cmd_send(struct perf_peer *peer, enum perf_cmd cmd,
ntb_peer_spad_write(perf->ntb, peer->pidx,
PERF_SPAD_HDATA(perf->gidx),
upper_32_bits(data));
- mmiowb();
ntb_peer_spad_write(perf->ntb, peer->pidx,
PERF_SPAD_CMD(perf->gidx),
cmd);
- mmiowb();
ntb_peer_db_set(perf->ntb, PERF_SPAD_NOTIFY(peer->gidx));
dev_dbg(&perf->ntb->dev, "DB ring peer %#llx\n",
@@ -379,7 +377,6 @@ static int perf_msg_cmd_send(struct perf_peer *peer, enum perf_cmd cmd,
ntb_peer_msg_write(perf->ntb, peer->pidx, PERF_MSG_HDATA,
upper_32_bits(data));
- mmiowb();
/* This call shall trigger peer message event */
ntb_peer_msg_write(perf->ntb, peer->pidx, PERF_MSG_CMD, cmd);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.