openwrt/package/kernel/ath10k-ct/patches/203-ath10k-ct-fix-compilation-warning-for-debug-level.patch
Christian Marangi 5180469394
ath10k-ct: add patch fixing compilation warning for debug level
Add patch fixing compilation warning for debug level read.
Fix compilation warning:
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-malta_be/ath10k-ct-regular/ath10k-ct-2022-05-13-f808496f/ath10k-5.15/debug.c: In function 'ath10k_read_debug_level': /__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-malta_be/ath10k-ct-regular/ath10k-ct-2022-05-13-f808496f/ath10k-5.15/debug.c:1388:1: error: the frame size of 1440 bytes is larger than 1024 bytes [-Werror=frame-larger-than=]
1388 | }
| ^

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
2023-05-12 03:15:37 +02:00

223 lines
6.7 KiB
Diff

From 3b07c3a6e4adebd0466f5e539f318224db8cfc37 Mon Sep 17 00:00:00 2001
From: Christian Marangi <ansuelsmth@gmail.com>
Date: Sat, 6 May 2023 15:29:52 +0200
Subject: [PATCH] ath10k-ct: fix compilation warning for debug level
Rework read_debug_level function as it does exceed the stack limit for
some arch.
Fix compilation error:
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-malta_be/ath10k-ct-regular/ath10k-ct-2022-05-13-f808496f/ath10k-5.15/debug.c: In function 'ath10k_read_debug_level':
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-malta_be/ath10k-ct-regular/ath10k-ct-2022-05-13-f808496f/ath10k-5.15/debug.c:1388:1: error: the frame size of 1440 bytes is larger than 1024 bytes [-Werror=frame-larger-than=]
1388 | }
| ^
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---
ath10k-5.15/debug.c | 85 +++++++++++++++++++++++++--------------------
ath10k-5.17/debug.c | 85 +++++++++++++++++++++++++--------------------
2 files changed, 96 insertions(+), 74 deletions(-)
diff --git a/ath10k-5.15/debug.c b/ath10k-5.15/debug.c
index af84012..d0fa911 100644
--- a/ath10k-5.15/debug.c
+++ b/ath10k-5.15/debug.c
@@ -1344,47 +1344,58 @@ static const struct file_operations fops_simulate_fw_crash = {
.llseek = default_llseek,
};
+static const char debug_level_buf[] =
+ "To change debug level, set value adding up desired flags:\n"
+ "PCI: 0x1\n"
+ "WMI: 0x2\n"
+ "HTC: 0x4\n"
+ "HTT: 0x8\n"
+ "MAC: 0x10\n"
+ "BOOT: 0x20\n"
+ "PCI-DUMP: 0x40\n"
+ "HTT-DUMP: 0x80\n"
+ "MGMT: 0x100\n"
+ "DATA: 0x200\n"
+ "BMI: 0x400\n"
+ "REGULATORY: 0x800\n"
+ "TESTMODE: 0x1000\n"
+ "WMI-PRINT: 0x2000\n"
+ "PCI-PS: 0x4000\n"
+ "AHB: 0x8000\n"
+ "SDIO: 0x10000\n"
+ "SDIO_DUMP: 0x20000\n"
+ "USB: 0x40000\n"
+ "USB_BULK: 0x80000\n"
+ "SNOC: 0x100000\n"
+ "QMI: 0x200000\n"
+ "BEACONS: 0x8000000\n"
+ "NO-FW-DBGLOG:0x10000000\n"
+ "MAC2: 0x20000000\n"
+ "INFO-AS-DBG: 0x40000000\n"
+ "FW: 0x80000000\n"
+ "ALL: 0xEFFFFFFF\n";
+
+#define READ_DEBUG_LEVEL_SIZE sizeof(debug_level_buf) + 60
+
static ssize_t ath10k_read_debug_level(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
- int sz;
- const char buf[] =
- "To change debug level, set value adding up desired flags:\n"
- "PCI: 0x1\n"
- "WMI: 0x2\n"
- "HTC: 0x4\n"
- "HTT: 0x8\n"
- "MAC: 0x10\n"
- "BOOT: 0x20\n"
- "PCI-DUMP: 0x40\n"
- "HTT-DUMP: 0x80\n"
- "MGMT: 0x100\n"
- "DATA: 0x200\n"
- "BMI: 0x400\n"
- "REGULATORY: 0x800\n"
- "TESTMODE: 0x1000\n"
- "WMI-PRINT: 0x2000\n"
- "PCI-PS: 0x4000\n"
- "AHB: 0x8000\n"
- "SDIO: 0x10000\n"
- "SDIO_DUMP: 0x20000\n"
- "USB: 0x40000\n"
- "USB_BULK: 0x80000\n"
- "SNOC: 0x100000\n"
- "QMI: 0x200000\n"
- "BEACONS: 0x8000000\n"
- "NO-FW-DBGLOG:0x10000000\n"
- "MAC2: 0x20000000\n"
- "INFO-AS-DBG: 0x40000000\n"
- "FW: 0x80000000\n"
- "ALL: 0xEFFFFFFF\n";
- char wbuf[sizeof(buf) + 60];
- sz = snprintf(wbuf, sizeof(wbuf), "Current debug level: 0x%x\n\n%s",
- ath10k_debug_mask, buf);
- wbuf[sizeof(wbuf) - 1] = 0;
-
- return simple_read_from_buffer(user_buf, count, ppos, wbuf, sz);
+ int sz, ret;
+ char *wbuf;
+
+ wbuf = kcalloc(READ_DEBUG_LEVEL_SIZE, sizeof(char), GFP_KERNEL);
+ if (!wbuf)
+ return -ENOMEM;
+
+ sz = snprintf(wbuf, READ_DEBUG_LEVEL_SIZE,
+ "Current debug level: 0x%x\n\n%s",
+ ath10k_debug_mask, debug_level_buf);
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, wbuf, sz);
+ kfree(wbuf);
+
+ return ret;
}
/* Set logging level.
diff --git a/ath10k-5.17/debug.c b/ath10k-5.17/debug.c
index af84012..d0fa911 100644
--- a/ath10k-5.17/debug.c
+++ b/ath10k-5.17/debug.c
@@ -1344,47 +1344,58 @@ static const struct file_operations fops_simulate_fw_crash = {
.llseek = default_llseek,
};
+static const char debug_level_buf[] =
+ "To change debug level, set value adding up desired flags:\n"
+ "PCI: 0x1\n"
+ "WMI: 0x2\n"
+ "HTC: 0x4\n"
+ "HTT: 0x8\n"
+ "MAC: 0x10\n"
+ "BOOT: 0x20\n"
+ "PCI-DUMP: 0x40\n"
+ "HTT-DUMP: 0x80\n"
+ "MGMT: 0x100\n"
+ "DATA: 0x200\n"
+ "BMI: 0x400\n"
+ "REGULATORY: 0x800\n"
+ "TESTMODE: 0x1000\n"
+ "WMI-PRINT: 0x2000\n"
+ "PCI-PS: 0x4000\n"
+ "AHB: 0x8000\n"
+ "SDIO: 0x10000\n"
+ "SDIO_DUMP: 0x20000\n"
+ "USB: 0x40000\n"
+ "USB_BULK: 0x80000\n"
+ "SNOC: 0x100000\n"
+ "QMI: 0x200000\n"
+ "BEACONS: 0x8000000\n"
+ "NO-FW-DBGLOG:0x10000000\n"
+ "MAC2: 0x20000000\n"
+ "INFO-AS-DBG: 0x40000000\n"
+ "FW: 0x80000000\n"
+ "ALL: 0xEFFFFFFF\n";
+
+#define READ_DEBUG_LEVEL_SIZE sizeof(debug_level_buf) + 60
+
static ssize_t ath10k_read_debug_level(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
- int sz;
- const char buf[] =
- "To change debug level, set value adding up desired flags:\n"
- "PCI: 0x1\n"
- "WMI: 0x2\n"
- "HTC: 0x4\n"
- "HTT: 0x8\n"
- "MAC: 0x10\n"
- "BOOT: 0x20\n"
- "PCI-DUMP: 0x40\n"
- "HTT-DUMP: 0x80\n"
- "MGMT: 0x100\n"
- "DATA: 0x200\n"
- "BMI: 0x400\n"
- "REGULATORY: 0x800\n"
- "TESTMODE: 0x1000\n"
- "WMI-PRINT: 0x2000\n"
- "PCI-PS: 0x4000\n"
- "AHB: 0x8000\n"
- "SDIO: 0x10000\n"
- "SDIO_DUMP: 0x20000\n"
- "USB: 0x40000\n"
- "USB_BULK: 0x80000\n"
- "SNOC: 0x100000\n"
- "QMI: 0x200000\n"
- "BEACONS: 0x8000000\n"
- "NO-FW-DBGLOG:0x10000000\n"
- "MAC2: 0x20000000\n"
- "INFO-AS-DBG: 0x40000000\n"
- "FW: 0x80000000\n"
- "ALL: 0xEFFFFFFF\n";
- char wbuf[sizeof(buf) + 60];
- sz = snprintf(wbuf, sizeof(wbuf), "Current debug level: 0x%x\n\n%s",
- ath10k_debug_mask, buf);
- wbuf[sizeof(wbuf) - 1] = 0;
-
- return simple_read_from_buffer(user_buf, count, ppos, wbuf, sz);
+ int sz, ret;
+ char *wbuf;
+
+ wbuf = kcalloc(READ_DEBUG_LEVEL_SIZE, sizeof(char), GFP_KERNEL);
+ if (!wbuf)
+ return -ENOMEM;
+
+ sz = snprintf(wbuf, READ_DEBUG_LEVEL_SIZE,
+ "Current debug level: 0x%x\n\n%s",
+ ath10k_debug_mask, debug_level_buf);
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, wbuf, sz);
+ kfree(wbuf);
+
+ return ret;
}
/* Set logging level.
--
2.39.2