From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/hsi/controllers/omap_ssi_core.c | 53 +++++++++--------------------------------------------
1 files changed, 9 insertions(+), 44 deletions(-)
diff --git a/kernel/drivers/hsi/controllers/omap_ssi_core.c b/kernel/drivers/hsi/controllers/omap_ssi_core.c
index 129c5e6..eb98201 100644
--- a/kernel/drivers/hsi/controllers/omap_ssi_core.c
+++ b/kernel/drivers/hsi/controllers/omap_ssi_core.c
@@ -1,23 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* OMAP SSI driver.
*
* Copyright (C) 2010 Nokia Corporation. All rights reserved.
* Copyright (C) 2014 Sebastian Reichel <sre@kernel.org>
*
* Contact: Carlos Chinea <carlos.chinea@nokia.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.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
*/
#include <linux/compiler.h>
@@ -48,7 +35,7 @@
static DEFINE_IDA(platform_omap_ssi_ida);
#ifdef CONFIG_DEBUG_FS
-static int ssi_debug_show(struct seq_file *m, void *p __maybe_unused)
+static int ssi_regs_show(struct seq_file *m, void *p __maybe_unused)
{
struct hsi_controller *ssi = m->private;
struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
@@ -63,7 +50,7 @@
return 0;
}
-static int ssi_debug_gdd_show(struct seq_file *m, void *p __maybe_unused)
+static int ssi_gdd_regs_show(struct seq_file *m, void *p __maybe_unused)
{
struct hsi_controller *ssi = m->private;
struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
@@ -117,29 +104,8 @@
return 0;
}
-static int ssi_regs_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ssi_debug_show, inode->i_private);
-}
-
-static int ssi_gdd_regs_open(struct inode *inode, struct file *file)
-{
- return single_open(file, ssi_debug_gdd_show, inode->i_private);
-}
-
-static const struct file_operations ssi_regs_fops = {
- .open = ssi_regs_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
-static const struct file_operations ssi_gdd_regs_fops = {
- .open = ssi_gdd_regs_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(ssi_regs);
+DEFINE_SHOW_ATTRIBUTE(ssi_gdd_regs);
static int ssi_debug_add_ctrl(struct hsi_controller *ssi)
{
@@ -330,7 +296,7 @@
break;
case ABORT_RATE_CHANGE:
dev_dbg(&ssi->device, "abort rate change\n");
- /* Fall through */
+ fallthrough;
case POST_RATE_CHANGE:
dev_dbg(&ssi->device, "post rate change (%lu -> %lu)\n",
clk_data->old_rate, clk_data->new_rate);
@@ -404,10 +370,8 @@
if (err < 0)
goto out_err;
err = platform_get_irq_byname(pd, "gdd_mpu");
- if (err < 0) {
- dev_err(&pd->dev, "GDD IRQ resource missing\n");
+ if (err < 0)
goto out_err;
- }
omap_ssi->gdd_irq = err;
tasklet_init(&omap_ssi->gdd_tasklet, ssi_gdd_tasklet,
(unsigned long)ssi);
@@ -460,7 +424,7 @@
struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
int err;
- err = pm_runtime_get_sync(ssi->device.parent);
+ err = pm_runtime_resume_and_get(ssi->device.parent);
if (err < 0) {
dev_err(&ssi->device, "runtime PM failed %d\n", err);
return err;
@@ -560,6 +524,7 @@
if (!childpdev) {
err = -ENODEV;
dev_err(&pd->dev, "failed to create ssi controller port\n");
+ of_node_put(child);
goto out3;
}
}
--
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