From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/lib/test_printf.c | 198 ++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 179 insertions(+), 19 deletions(-)
diff --git a/kernel/lib/test_printf.c b/kernel/lib/test_printf.c
index 53527ea..a675579 100644
--- a/kernel/lib/test_printf.c
+++ b/kernel/lib/test_printf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Test cases for printf facility.
*/
@@ -9,6 +10,7 @@
#include <linux/module.h>
#include <linux/printk.h>
#include <linux/random.h>
+#include <linux/rtc.h>
#include <linux/slab.h>
#include <linux/string.h>
@@ -20,14 +22,20 @@
#include <linux/gfp.h>
#include <linux/mm.h>
+#include <linux/property.h>
+
+#include "../tools/testing/selftests/kselftest_module.h"
+
#define BUF_SIZE 256
#define PAD_SIZE 16
#define FILL_CHAR '$'
-static unsigned total_tests __initdata;
-static unsigned failed_tests __initdata;
+KSTM_MODULE_GLOBALS();
+
static char *test_buffer __initdata;
static char *alloced_buffer __initdata;
+
+extern bool no_hash_pointers;
static int __printf(4, 0) __init
do_test(int bufsize, const char *expect, int elen,
@@ -208,6 +216,7 @@
#define PTR_STR "ffff0123456789ab"
#define PTR_VAL_NO_CRNG "(____ptrval____)"
#define ZEROS "00000000" /* hex 32 zero bits */
+#define ONES "ffffffff" /* hex 32 one bits */
static int __init
plain_format(void)
@@ -238,6 +247,8 @@
#define PTR ((void *)0x456789ab)
#define PTR_STR "456789ab"
#define PTR_VAL_NO_CRNG "(ptrval)"
+#define ZEROS ""
+#define ONES ""
static int __init
plain_format(void)
@@ -249,12 +260,11 @@
#endif /* BITS_PER_LONG == 64 */
static int __init
-plain_hash(void)
+plain_hash_to_buffer(const void *p, char *buf, size_t len)
{
- char buf[PLAIN_BUF_SIZE];
int nchars;
- nchars = snprintf(buf, PLAIN_BUF_SIZE, "%p", PTR);
+ nchars = snprintf(buf, len, "%p", p);
if (nchars != PTR_WIDTH)
return -1;
@@ -264,6 +274,19 @@
PTR_VAL_NO_CRNG);
return 0;
}
+
+ return 0;
+}
+
+static int __init
+plain_hash(void)
+{
+ char buf[PLAIN_BUF_SIZE];
+ int ret;
+
+ ret = plain_hash_to_buffer(PTR, buf, PLAIN_BUF_SIZE);
+ if (ret)
+ return ret;
if (strncmp(buf, PTR_STR, PTR_WIDTH) == 0)
return -1;
@@ -280,6 +303,12 @@
{
int err;
+ if (no_hash_pointers) {
+ pr_warn("skipping plain 'p' tests");
+ skipped_tests += 2;
+ return;
+ }
+
err = plain_hash();
if (err) {
pr_warn("plain 'p' does not appear to be hashed\n");
@@ -292,6 +321,55 @@
pr_warn("hashing plain 'p' has unexpected format\n");
failed_tests++;
}
+}
+
+static void __init
+test_hashed(const char *fmt, const void *p)
+{
+ char buf[PLAIN_BUF_SIZE];
+ int ret;
+
+ /*
+ * No need to increase failed test counter since this is assumed
+ * to be called after plain().
+ */
+ ret = plain_hash_to_buffer(p, buf, PLAIN_BUF_SIZE);
+ if (ret)
+ return;
+
+ test(buf, fmt, p);
+}
+
+/*
+ * NULL pointers aren't hashed.
+ */
+static void __init
+null_pointer(void)
+{
+ test(ZEROS "00000000", "%p", NULL);
+ test(ZEROS "00000000", "%px", NULL);
+ test("(null)", "%pE", NULL);
+}
+
+/*
+ * Error pointers aren't hashed.
+ */
+static void __init
+error_pointer(void)
+{
+ test(ONES "fffffff5", "%p", ERR_PTR(-11));
+ test(ONES "fffffff5", "%px", ERR_PTR(-11));
+ test("(efault)", "%pE", ERR_PTR(-11));
+}
+
+#define PTR_INVALID ((void *)0x000000ab)
+
+static void __init
+invalid_pointer(void)
+{
+ test_hashed("%p", PTR_INVALID);
+ test(ZEROS "000000ab", "%px", PTR_INVALID);
+ test("(efault)", "%pE", PTR_INVALID);
}
static void __init
@@ -403,6 +481,11 @@
test("foo", "%pd", &test_dentry[0]);
test("foo", "%pd2", &test_dentry[0]);
+ test("(null)", "%pd", NULL);
+ test("(efault)", "%pd", PTR_INVALID);
+ test("(null)", "%pD", NULL);
+ test("(efault)", "%pD", PTR_INVALID);
+
test("romeo", "%pd", &test_dentry[3]);
test("alfa/romeo", "%pd2", &test_dentry[3]);
test("bravo/alfa/romeo", "%pd3", &test_dentry[3]);
@@ -419,6 +502,35 @@
}
static void __init
+time_and_date(void)
+{
+ /* 1543210543 */
+ const struct rtc_time tm = {
+ .tm_sec = 43,
+ .tm_min = 35,
+ .tm_hour = 5,
+ .tm_mday = 26,
+ .tm_mon = 10,
+ .tm_year = 118,
+ };
+ /* 2019-01-04T15:32:23 */
+ time64_t t = 1546615943;
+
+ test("(%pt?)", "%pt", &tm);
+ test("2018-11-26T05:35:43", "%ptR", &tm);
+ test("0118-10-26T05:35:43", "%ptRr", &tm);
+ test("05:35:43|2018-11-26", "%ptRt|%ptRd", &tm, &tm);
+ test("05:35:43|0118-10-26", "%ptRtr|%ptRdr", &tm, &tm);
+ test("05:35:43|2018-11-26", "%ptRttr|%ptRdtr", &tm, &tm);
+ test("05:35:43 tr|2018-11-26 tr", "%ptRt tr|%ptRd tr", &tm, &tm);
+
+ test("2019-01-04T15:32:23", "%ptT", &t);
+ test("0119-00-04T15:32:23", "%ptTr", &t);
+ test("15:32:23|2019-01-04", "%ptTt|%ptTd", &t, &t);
+ test("15:32:23|0119-00-04", "%ptTtr|%ptTdr", &t, &t);
+}
+
+static void __init
struct_clk(void)
{
}
@@ -427,14 +539,14 @@
large_bitmap(void)
{
const int nbits = 1 << 16;
- unsigned long *bits = kcalloc(BITS_TO_LONGS(nbits), sizeof(long), GFP_KERNEL);
+ unsigned long *bits = bitmap_zalloc(nbits, GFP_KERNEL);
if (!bits)
return;
bitmap_set(bits, 1, 20);
bitmap_set(bits, 60000, 15);
test("1-20,60000-60014", "%*pbl", nbits, bits);
- kfree(bits);
+ bitmap_free(bits);
}
static void __init
@@ -514,10 +626,64 @@
kfree(cmp_buffer);
}
+static void __init fwnode_pointer(void)
+{
+ const struct software_node softnodes[] = {
+ { .name = "first", },
+ { .name = "second", .parent = &softnodes[0], },
+ { .name = "third", .parent = &softnodes[1], },
+ { NULL /* Guardian */ }
+ };
+ const char * const full_name = "first/second/third";
+ const char * const full_name_second = "first/second";
+ const char * const second_name = "second";
+ const char * const third_name = "third";
+ int rval;
+
+ rval = software_node_register_nodes(softnodes);
+ if (rval) {
+ pr_warn("cannot register softnodes; rval %d\n", rval);
+ return;
+ }
+
+ test(full_name_second, "%pfw", software_node_fwnode(&softnodes[1]));
+ test(full_name, "%pfw", software_node_fwnode(&softnodes[2]));
+ test(full_name, "%pfwf", software_node_fwnode(&softnodes[2]));
+ test(second_name, "%pfwP", software_node_fwnode(&softnodes[1]));
+ test(third_name, "%pfwP", software_node_fwnode(&softnodes[2]));
+
+ software_node_unregister(&softnodes[2]);
+ software_node_unregister(&softnodes[1]);
+ software_node_unregister(&softnodes[0]);
+}
+
+static void __init
+errptr(void)
+{
+ test("-1234", "%pe", ERR_PTR(-1234));
+
+ /* Check that %pe with a non-ERR_PTR gets treated as ordinary %p. */
+ BUILD_BUG_ON(IS_ERR(PTR));
+ test_hashed("%pe", PTR);
+
+#ifdef CONFIG_SYMBOLIC_ERRNAME
+ test("(-ENOTSOCK)", "(%pe)", ERR_PTR(-ENOTSOCK));
+ test("(-EAGAIN)", "(%pe)", ERR_PTR(-EAGAIN));
+ BUILD_BUG_ON(EAGAIN != EWOULDBLOCK);
+ test("(-EAGAIN)", "(%pe)", ERR_PTR(-EWOULDBLOCK));
+ test("[-EIO ]", "[%-8pe]", ERR_PTR(-EIO));
+ test("[ -EIO]", "[%8pe]", ERR_PTR(-EIO));
+ test("-EPROBE_DEFER", "%pe", ERR_PTR(-EPROBE_DEFER));
+#endif
+}
+
static void __init
test_pointer(void)
{
plain();
+ null_pointer();
+ error_pointer();
+ invalid_pointer();
symbol_ptr();
kernel_ptr();
struct_resource();
@@ -529,18 +695,20 @@
uuid();
dentry();
struct_va_format();
+ time_and_date();
struct_clk();
bitmap();
netdev_features();
flags();
+ errptr();
+ fwnode_pointer();
}
-static int __init
-test_printf_init(void)
+static void __init selftest(void)
{
alloced_buffer = kmalloc(BUF_SIZE + 2*PAD_SIZE, GFP_KERNEL);
if (!alloced_buffer)
- return -ENOMEM;
+ return;
test_buffer = alloced_buffer + PAD_SIZE;
test_basic();
@@ -549,16 +717,8 @@
test_pointer();
kfree(alloced_buffer);
-
- if (failed_tests == 0)
- pr_info("all %u tests passed\n", total_tests);
- else
- pr_warn("failed %u out of %u tests\n", failed_tests, total_tests);
-
- return failed_tests ? -EINVAL : 0;
}
-module_init(test_printf_init);
-
+KSTM_MODULE_LOADERS(test_printf);
MODULE_AUTHOR("Rasmus Villemoes <linux@rasmusvillemoes.dk>");
MODULE_LICENSE("GPL");
--
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