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linux/drivers/reset/amlogic/reset-meson.c
Peter Zijlstra cdd30ebb1b module: Convert symbol namespace to string literal
Clean up the existing export namespace code along the same lines of
commit 33def8498f ("treewide: Convert macro and uses of __section(foo)
to __section("foo")") and for the same reason, it is not desired for the
namespace argument to be a macro expansion itself.

Scripted using

  git grep -l -e MODULE_IMPORT_NS -e EXPORT_SYMBOL_NS | while read file;
  do
    awk -i inplace '
      /^#define EXPORT_SYMBOL_NS/ {
        gsub(/__stringify\(ns\)/, "ns");
        print;
        next;
      }
      /^#define MODULE_IMPORT_NS/ {
        gsub(/__stringify\(ns\)/, "ns");
        print;
        next;
      }
      /MODULE_IMPORT_NS/ {
        $0 = gensub(/MODULE_IMPORT_NS\(([^)]*)\)/, "MODULE_IMPORT_NS(\"\\1\")", "g");
      }
      /EXPORT_SYMBOL_NS/ {
        if ($0 ~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+),/) {
  	if ($0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/ &&
  	    $0 !~ /(EXPORT_SYMBOL_NS[^(]*)\(\)/ &&
  	    $0 !~ /^my/) {
  	  getline line;
  	  gsub(/[[:space:]]*\\$/, "");
  	  gsub(/[[:space:]]/, "", line);
  	  $0 = $0 " " line;
  	}

  	$0 = gensub(/(EXPORT_SYMBOL_NS[^(]*)\(([^,]+), ([^)]+)\)/,
  		    "\\1(\\2, \"\\3\")", "g");
        }
      }
      { print }' $file;
  done

Requested-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://mail.google.com/mail/u/2/#inbox/FMfcgzQXKWgMmjdFwwdsfgxzKpVHWPlc
Acked-by: Greg KH <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2024-12-02 11:34:44 -08:00

105 lines
2.8 KiB
C

// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
* Amlogic Meson Reset Controller driver
*
* Copyright (c) 2016-2024 BayLibre, SAS.
* Authors: Neil Armstrong <narmstrong@baylibre.com>
* Jerome Brunet <jbrunet@baylibre.com>
*/
#include <linux/err.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/reset-controller.h>
#include "reset-meson.h"
static const struct meson_reset_param meson8b_param = {
.reset_ops = &meson_reset_ops,
.reset_num = 256,
.reset_offset = 0x0,
.level_offset = 0x7c,
.level_low_reset = true,
};
static const struct meson_reset_param meson_a1_param = {
.reset_ops = &meson_reset_ops,
.reset_num = 96,
.reset_offset = 0x0,
.level_offset = 0x40,
.level_low_reset = true,
};
static const struct meson_reset_param meson_s4_param = {
.reset_ops = &meson_reset_ops,
.reset_num = 192,
.reset_offset = 0x0,
.level_offset = 0x40,
.level_low_reset = true,
};
static const struct meson_reset_param t7_param = {
.reset_num = 224,
.reset_offset = 0x0,
.level_offset = 0x40,
.level_low_reset = true,
};
static const struct of_device_id meson_reset_dt_ids[] = {
{ .compatible = "amlogic,meson8b-reset", .data = &meson8b_param},
{ .compatible = "amlogic,meson-gxbb-reset", .data = &meson8b_param},
{ .compatible = "amlogic,meson-axg-reset", .data = &meson8b_param},
{ .compatible = "amlogic,meson-a1-reset", .data = &meson_a1_param},
{ .compatible = "amlogic,meson-s4-reset", .data = &meson_s4_param},
{ .compatible = "amlogic,c3-reset", .data = &meson_s4_param},
{ .compatible = "amlogic,t7-reset", .data = &t7_param},
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, meson_reset_dt_ids);
static const struct regmap_config regmap_config = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
};
static int meson_reset_probe(struct platform_device *pdev)
{
const struct meson_reset_param *param;
struct device *dev = &pdev->dev;
struct regmap *map;
void __iomem *base;
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
param = device_get_match_data(dev);
if (!param)
return -ENODEV;
map = devm_regmap_init_mmio(dev, base, &regmap_config);
if (IS_ERR(map))
return dev_err_probe(dev, PTR_ERR(map),
"can't init regmap mmio region\n");
return meson_reset_controller_register(dev, map, param);
}
static struct platform_driver meson_reset_driver = {
.probe = meson_reset_probe,
.driver = {
.name = "meson_reset",
.of_match_table = meson_reset_dt_ids,
},
};
module_platform_driver(meson_reset_driver);
MODULE_DESCRIPTION("Amlogic Meson Reset Controller driver");
MODULE_AUTHOR("Neil Armstrong <narmstrong@baylibre.com>");
MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>");
MODULE_LICENSE("Dual BSD/GPL");
MODULE_IMPORT_NS("MESON_RESET");