aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/mailbox
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mailbox')
-rw-r--r--drivers/mailbox/arm_mhu.c10
-rw-r--r--drivers/mailbox/bcm-flexrm-mailbox.c28
-rw-r--r--drivers/mailbox/bcm-pdc-mailbox.c21
-rw-r--r--drivers/mailbox/hi6220-mailbox.c11
-rw-r--r--drivers/mailbox/mailbox-altera.c13
-rw-r--r--drivers/mailbox/mailbox-sti.c6
-rw-r--r--drivers/mailbox/mailbox-test.c6
-rw-r--r--drivers/mailbox/mailbox.c5
-rw-r--r--drivers/mailbox/mailbox.h6
-rw-r--r--drivers/mailbox/pcc.c11
-rw-r--r--drivers/mailbox/pl320-ipc.c13
-rw-r--r--drivers/mailbox/platform_mhu.c10
-rw-r--r--drivers/mailbox/qcom-apcs-ipc-mailbox.c10
-rw-r--r--drivers/mailbox/rockchip-mailbox.c10
-rw-r--r--drivers/mailbox/tegra-hsp.c10
15 files changed, 21 insertions, 149 deletions
diff --git a/drivers/mailbox/arm_mhu.c b/drivers/mailbox/arm_mhu.c
index 64d85c6a2bdf..b47851856086 100644
--- a/drivers/mailbox/arm_mhu.c
+++ b/drivers/mailbox/arm_mhu.c
@@ -1,16 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2013-2015 Fujitsu Semiconductor Ltd.
* Copyright (C) 2015 Linaro Ltd.
* Author: Jassi Brar <jaswinder.singh@linaro.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that 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/mailbox/bcm-flexrm-mailbox.c b/drivers/mailbox/bcm-flexrm-mailbox.c
index a64116586b4c..43b336316fde 100644
--- a/drivers/mailbox/bcm-flexrm-mailbox.c
+++ b/drivers/mailbox/bcm-flexrm-mailbox.c
@@ -296,8 +296,6 @@ struct flexrm_mbox {
struct dma_pool *bd_pool;
struct dma_pool *cmpl_pool;
struct dentry *root;
- struct dentry *config;
- struct dentry *stats;
struct mbox_controller controller;
};
@@ -1603,7 +1601,6 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
1 << RING_CMPL_ALIGN_ORDER, 0);
if (!mbox->cmpl_pool) {
ret = -ENOMEM;
- goto fail_destroy_bd_pool;
}
/* Allocate platform MSIs for each ring */
@@ -1624,28 +1621,15 @@ static int flexrm_mbox_probe(struct platform_device *pdev)
/* Create debugfs root entry */
mbox->root = debugfs_create_dir(dev_name(mbox->dev), NULL);
- if (IS_ERR_OR_NULL(mbox->root)) {
- ret = PTR_ERR_OR_ZERO(mbox->root);
- goto fail_free_msis;
- }
/* Create debugfs config entry */
- mbox->config = debugfs_create_devm_seqfile(mbox->dev,
- "config", mbox->root,
- flexrm_debugfs_conf_show);
- if (IS_ERR_OR_NULL(mbox->config)) {
- ret = PTR_ERR_OR_ZERO(mbox->config);
- goto fail_free_debugfs_root;
- }
+ debugfs_create_devm_seqfile(mbox->dev, "config", mbox->root,
+ flexrm_debugfs_conf_show);
/* Create debugfs stats entry */
- mbox->stats = debugfs_create_devm_seqfile(mbox->dev,
- "stats", mbox->root,
- flexrm_debugfs_stats_show);
- if (IS_ERR_OR_NULL(mbox->stats)) {
- ret = PTR_ERR_OR_ZERO(mbox->stats);
- goto fail_free_debugfs_root;
- }
+ debugfs_create_devm_seqfile(mbox->dev, "stats", mbox->root,
+ flexrm_debugfs_stats_show);
+
skip_debugfs:
/* Initialize mailbox controller */
@@ -1676,11 +1660,9 @@ skip_debugfs:
fail_free_debugfs_root:
debugfs_remove_recursive(mbox->root);
-fail_free_msis:
platform_msi_domain_free_irqs(dev);
fail_destroy_cmpl_pool:
dma_pool_destroy(mbox->cmpl_pool);
-fail_destroy_bd_pool:
dma_pool_destroy(mbox->bd_pool);
fail:
return ret;
diff --git a/drivers/mailbox/bcm-pdc-mailbox.c b/drivers/mailbox/bcm-pdc-mailbox.c
index ccf3d62af7e7..fcb3b18a0678 100644
--- a/drivers/mailbox/bcm-pdc-mailbox.c
+++ b/drivers/mailbox/bcm-pdc-mailbox.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2016 Broadcom
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2, as
- * published by the Free Software Foundation (the "GPL").
- *
- * This program is distributed in the hope that 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 version 2 (GPLv2) for more details.
- *
- * You should have received a copy of the GNU General Public License
- * version 2 (GPLv2) along with this source code.
*/
/*
@@ -406,8 +395,6 @@ struct pdc_state {
*/
struct scatterlist *src_sg[PDC_RING_ENTRIES];
- struct dentry *debugfs_stats; /* debug FS stats file for this PDC */
-
/* counters */
u32 pdc_requests; /* number of request messages submitted */
u32 pdc_replies; /* number of reply messages received */
@@ -512,9 +499,8 @@ static void pdc_setup_debugfs(struct pdc_state *pdcs)
debugfs_dir = debugfs_create_dir(KBUILD_MODNAME, NULL);
/* S_IRUSR == 0400 */
- pdcs->debugfs_stats = debugfs_create_file(spu_stats_name, 0400,
- debugfs_dir, pdcs,
- &pdc_debugfs_stats);
+ debugfs_create_file(spu_stats_name, 0400, debugfs_dir, pdcs,
+ &pdc_debugfs_stats);
}
static void pdc_free_debugfs(void)
@@ -1614,7 +1600,6 @@ static int pdc_probe(struct platform_device *pdev)
if (err)
goto cleanup_buf_pool;
- pdcs->debugfs_stats = NULL;
pdc_setup_debugfs(pdcs);
dev_dbg(dev, "pdc_probe() successful");
diff --git a/drivers/mailbox/hi6220-mailbox.c b/drivers/mailbox/hi6220-mailbox.c
index c32cbfaf223a..8b9eb56e4311 100644
--- a/drivers/mailbox/hi6220-mailbox.c
+++ b/drivers/mailbox/hi6220-mailbox.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Hisilicon's Hi6220 mailbox driver
*
@@ -5,16 +6,6 @@
* Copyright (c) 2015 Linaro Limited.
*
* Author: Leo Yan <leo.yan@linaro.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that 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/device.h>
diff --git a/drivers/mailbox/mailbox-altera.c b/drivers/mailbox/mailbox-altera.c
index 397e25ddae29..75282666fb06 100644
--- a/drivers/mailbox/mailbox-altera.c
+++ b/drivers/mailbox/mailbox-altera.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright Altera Corporation (C) 2013-2014. All rights reserved
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/device.h>
diff --git a/drivers/mailbox/mailbox-sti.c b/drivers/mailbox/mailbox-sti.c
index adf82b85dbb2..2baf69a0b81c 100644
--- a/drivers/mailbox/mailbox-sti.c
+++ b/drivers/mailbox/mailbox-sti.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* STi Mailbox
*
@@ -7,11 +8,6 @@
*
* Based on the original driver written by;
* Alexandre Torgue, Olivier Lebreton and Loic Pallardy
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/err.h>
diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 4e4ac4be6423..4555d678fadd 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2015 ST Microelectronics
*
* Author: Lee Jones <lee.jones@linaro.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/debugfs.h>
diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
index 38d9df3fb199..f4b1950d35f3 100644
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Mailbox: Common code for Mailbox controllers and users
*
* Copyright (C) 2013-2014 Linaro Ltd.
* Author: Jassi Brar <jassisinghbrar@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/interrupt.h>
diff --git a/drivers/mailbox/mailbox.h b/drivers/mailbox/mailbox.h
index 456ba68513bb..4e3cc4426513 100644
--- a/drivers/mailbox/mailbox.h
+++ b/drivers/mailbox/mailbox.h
@@ -1,8 +1,4 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __MAILBOX_H
#define __MAILBOX_H
diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c
index 08a0a3517138..34844b7a3675 100644
--- a/drivers/mailbox/pcc.c
+++ b/drivers/mailbox/pcc.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2014 Linaro Ltd.
* Author: Ashwin Chaugule <ashwin.chaugule@linaro.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that 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.
- *
* PCC (Platform Communication Channel) is defined in the ACPI 5.0+
* specification. It is a mailbox like mechanism to allow clients
* such as CPPC (Collaborative Processor Performance Control), RAS
diff --git a/drivers/mailbox/pl320-ipc.c b/drivers/mailbox/pl320-ipc.c
index 2dbed87094d7..25e0b6f7a10f 100644
--- a/drivers/mailbox/pl320-ipc.c
+++ b/drivers/mailbox/pl320-ipc.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2012 Calxeda, Inc.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/types.h>
#include <linux/err.h>
diff --git a/drivers/mailbox/platform_mhu.c b/drivers/mailbox/platform_mhu.c
index d2502c5be130..b6e34952246b 100644
--- a/drivers/mailbox/platform_mhu.c
+++ b/drivers/mailbox/platform_mhu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2016 BayLibre SAS.
* Author: Neil Armstrong <narmstrong@baylibre.com>
@@ -5,15 +6,6 @@
* Copyright (C) 2013-2015 Fujitsu Semiconductor Ltd.
* Copyright (C) 2015 Linaro Ltd.
* Author: Jassi Brar <jaswinder.singh@linaro.org>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, version 2 of the License.
- *
- * This program is distributed in the hope that 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/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
index 3cf2937be149..705e17a5479c 100644
--- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
+++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017, Linaro Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that 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/kernel.h>
diff --git a/drivers/mailbox/rockchip-mailbox.c b/drivers/mailbox/rockchip-mailbox.c
index f24a77b1a0ff..979acc810f30 100644
--- a/drivers/mailbox/rockchip-mailbox.c
+++ b/drivers/mailbox/rockchip-mailbox.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2015, Fuzhou Rockchip Electronics Co., Ltd
- *
- * 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/clk.h>
diff --git a/drivers/mailbox/tegra-hsp.c b/drivers/mailbox/tegra-hsp.c
index 11fc9fd6a94a..91f1a0c62779 100644
--- a/drivers/mailbox/tegra-hsp.c
+++ b/drivers/mailbox/tegra-hsp.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016-2018, NVIDIA CORPORATION. All rights reserved.
- *
- * 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/delay.h>
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.