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From:   viktor.barna@celeno.com
To:     linux-wireless@vger.kernel.org
Cc:     Kalle Valo <kvalo@codeaurora.org>,
        "David S . Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Aviad Brikman <aviad.brikman@celeno.com>,
        Eliav Farber <eliav.farber@gmail.com>,
        Maksym Kokhan <maksym.kokhan@celeno.com>,
        Oleksandr Savchenko <oleksandr.savchenko@celeno.com>,
        Shay Bar <shay.bar@celeno.com>,
        Viktor Barna <viktor.barna@celeno.com>
Subject: [RFC v2 16/96] cl8k: add config.h
Date:   Tue, 24 May 2022 14:33:42 +0300
Message-Id: <20220524113502.1094459-17-viktor.barna@celeno.com>
In-Reply-To: <20220524113502.1094459-1-viktor.barna@celeno.com>
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From: Viktor Barna <viktor.barna@celeno.com>

(Part of the split. Please, take a look at the cover letter for more
details).

Signed-off-by: Viktor Barna <viktor.barna@celeno.com>
---
 drivers/net/wireless/celeno/cl8k/config.h | 405 ++++++++++++++++++++++
 1 file changed, 405 insertions(+)
 create mode 100644 drivers/net/wireless/celeno/cl8k/config.h

diff --git a/drivers/net/wireless/celeno/cl8k/config.h b/drivers/net/wireless/celeno/cl8k/config.h
new file mode 100644
index 000000000000..b918e4423efe
--- /dev/null
+++ b/drivers/net/wireless/celeno/cl8k/config.h
@@ -0,0 +1,405 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause */
+/* Copyright(c) 2019-2022, Celeno Communications Ltd. */
+
+#ifndef CL_CONFIG_H
+#define CL_CONFIG_H
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/dcache.h>
+
+#define MAX_PARAM_NAME_LENGTH 64
+
+#define PRINT_UNSIGNED_ARR(param, old_val, size, new_val) \
+do { \
+	u8 i; \
+	char buf[STR_LEN_256B]; \
+	int len = 0; \
+	len += snprintf(buf, sizeof(buf), "%s: old value ", #param); \
+	for (i = 0; i < (size) - 1; i++) \
+		len += snprintf(buf + len, sizeof(buf) - len, \
+				"%u,", old_val[i]); \
+	len += snprintf(buf + len, sizeof(buf) - len, \
+			"%u --> new value %s\n", old_val[(size) - 1], new_val); \
+	pr_debug("%s", buf); \
+} while (0)
+
+#define READ_BOOL(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		bool new_val = false; \
+		ret = kstrtobool(value, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %u -> new value %u\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_U8(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u8 new_val = 0; \
+		ret = kstrtou8(value, 0, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %u -> new value %u\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_U16(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u16 new_val = 0; \
+		ret = kstrtou16(value, 0, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %u -> new value %u\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_U32(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u32 new_val = 0; \
+		ret = kstrtou32(value, 0, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %u -> new value %u\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_S8(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		s8 new_val = 0; \
+		ret = kstrtos8(value, 0, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %d -> new value %d\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_S16(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		s16 new_val = 0; \
+		ret = kstrtos16(value, 0, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %d -> new value %d\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_S32(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		s32 new_val = 0; \
+		ret = kstrtos32(value, 0, &new_val); \
+		if (ret) { \
+			pr_err("%s: invalid value [%s]\n", #param, value); \
+			break; \
+		} \
+		if (conf->param != new_val) { \
+			pr_debug("%s: old value %d -> new value %d\n", \
+				 #param, conf->param, new_val); \
+			conf->param = new_val; \
+		} \
+		break; \
+	} \
+}
+
+#define READ_BOOL_ARR(param, size) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u8 i = 0; \
+		char *buf = NULL; \
+		char vector[STR_LEN_256B] = {0}; \
+		char *vector_p = &vector[i]; \
+		bool old_val[size] = {false}; \
+		memcpy(old_val, conf->param, sizeof(old_val)); \
+		if (strlen(value) >= sizeof(vector)) { \
+			pr_err("%s: value [%s] too big [%zu]\n", #param, value, strlen(value)); \
+			ret = -E2BIG; \
+			break; \
+		} \
+		strscpy(vector_p, value, sizeof(vector)); \
+		buf = strsep(&vector_p, ","); \
+		if (!buf) { \
+			pr_err("%s: delimiter ',' not found\n", #param); \
+			ret = -EIO; \
+			break; \
+		} \
+		if (kstrtobool(buf, &conf->param[0]) != 0) { \
+			pr_err("%s: invalid argument [%s]\n", #param, value); \
+			ret = -EINVAL; \
+			break; \
+		} \
+		for (i = 1; i < (size); i++) { \
+			buf = strsep(&vector_p, ","); \
+			if (!buf) \
+				break; \
+			if (kstrtobool(buf, &conf->param[i]) != 0) { \
+				pr_err("%s: invalid argument [%s]\n", #param, value); \
+				break; \
+			} \
+		} \
+		if (i < size) { \
+			pr_err("%s: value [%s] doesn't have %u elements\n", #param, value, size); \
+			ret = -ENODATA; \
+			break; \
+		} \
+		ret = 0; \
+		if (memcmp(old_val, conf->param, sizeof(old_val))) \
+			PRINT_UNSIGNED_ARR(param, old_val, size, value); \
+		break; \
+	} \
+}
+
+#define READ_U8_ARR(param, size, is_array_fix_size) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u8 i = 0; \
+		char *buf = NULL; \
+		char vector[STR_LEN_256B] = {0}; \
+		char *vector_p = &vector[0]; \
+		u8 old_val[size] = {false}; \
+		memcpy(old_val, conf->param, sizeof(old_val)); \
+		if (strlen(value) >= sizeof(vector)) { \
+			pr_err("%s: value [%s] too big [%zu]\n", #param, value, strlen(value)); \
+			ret = -E2BIG; \
+			break; \
+		} \
+		strscpy(vector_p, value, sizeof(vector)); \
+		buf = strsep(&vector_p, ","); \
+		if (!buf) { \
+			pr_err("%s: delimiter ',' not found\n", #param); \
+			ret = -EIO; \
+			break; \
+		} \
+		if (kstrtou8(buf, 0, &conf->param[0]) != 0) { \
+			pr_err("%s: invalid argument [%s]\n", #param, value); \
+			ret = -EINVAL; \
+			break; \
+		} \
+		for (i = 1; i < (size); i++) { \
+			buf = strsep(&vector_p, ","); \
+			if (!buf) \
+				break; \
+			if (kstrtou8(buf, 0, &conf->param[i]) != 0) { \
+				pr_err("%s: invalid argument [%s]\n", #param, value); \
+				break; \
+			} \
+		} \
+		if ((is_array_fix_size) && i < (size)) { \
+			pr_err("%s: value [%s] doesn't have %u elements\n", #param, value, size); \
+			ret = -ENODATA; \
+			break; \
+		} \
+		ret = 0; \
+		if (memcmp(old_val, conf->param, sizeof(old_val))) \
+			PRINT_UNSIGNED_ARR(param, old_val, size, value); \
+		break; \
+	} \
+}
+
+#define READ_U16_ARR(param, size, is_array_fix_size) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u8 i = 0; \
+		char *buf = NULL; \
+		char vector[STR_LEN_256B] = {0}; \
+		char *vector_p = &vector[0]; \
+		u16 old_val[size] = {false}; \
+		memcpy(old_val, conf->param, sizeof(old_val)); \
+		if (strlen(value) >= sizeof(vector)) { \
+			pr_err("%s: value [%s] too big [%zu]\n", #param, value, strlen(value)); \
+			ret = -E2BIG; \
+			break; \
+		} \
+		strscpy(vector_p, value, sizeof(vector)); \
+		buf = strsep(&vector_p, ","); \
+		if (!buf) { \
+			pr_err("%s: delimiter ',' not found\n", #param); \
+			ret = -EIO; \
+			break; \
+		} \
+		if (kstrtou16(buf, 0, &conf->param[0]) != 0) { \
+			pr_err("%s: invalid argument [%s]\n", #param, value); \
+			ret = -EINVAL; \
+			break; \
+		} \
+		for (i = 1; i < (size); i++) { \
+			buf = strsep(&vector_p, ","); \
+			if (!buf) \
+				break; \
+			if (kstrtou16(buf, 0, &conf->param[i]) != 0) { \
+				pr_err("%s: invalid argument [%s]\n", #param, value); \
+				break; \
+			} \
+		} \
+		if ((is_array_fix_size) && i < (size)) { \
+			pr_err("%s: value [%s] doesn't have %u elements\n", #param, value, size); \
+			ret = -ENODATA; \
+			break; \
+		} \
+		ret = 0; \
+		if (memcmp(old_val, conf->param, sizeof(old_val))) \
+			PRINT_UNSIGNED_ARR(param, old_val, size, value); \
+		break; \
+	} \
+}
+
+#define READ_S8_ARR(param, size) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u8 i = 0; \
+		char *buf = NULL; \
+		char vector[STR_LEN_256B] = {0}; \
+		char *vector_p = &vector[0]; \
+		s8 old_val[size] = {false}; \
+		memcpy(old_val, conf->param, sizeof(old_val)); \
+		if (strlen(value) >= sizeof(vector)) { \
+			pr_err("%s: value [%s] too big [%zu]\n", #param, value, strlen(value)); \
+			ret = -E2BIG; \
+			break; \
+		} \
+		strscpy(vector_p, value, sizeof(vector)); \
+		buf = strsep(&vector_p, ","); \
+		if (!buf) { \
+			pr_err("%s: delimiter ',' not found\n", #param); \
+			ret = -EIO; \
+			break; \
+		} \
+		if (kstrtos8(buf, 0, &conf->param[0]) != 0) { \
+			pr_err("%s: invalid argument [%s]\n", #param, value); \
+			ret = -EINVAL; \
+			break; \
+		} \
+		for (i = 1; i < (size); i++) { \
+			buf = strsep(&vector_p, ","); \
+			if (!buf) \
+				break; \
+			if (kstrtos8(buf, 0, &conf->param[i]) != 0) { \
+				pr_err("%s: invalid argument [%s]\n", #param, value); \
+				break; \
+			} \
+		} \
+		if (i < (size)) { \
+			pr_err("%s: value [%s] doesn't have %u elements\n", #param, value, size); \
+			ret = -ENODATA; \
+			break; \
+		} \
+		ret = 0; \
+		if (memcmp(old_val, conf->param, sizeof(old_val))) \
+			PRINT_UNSIGNED_ARR(param, old_val, size, value); \
+		break; \
+	} \
+}
+
+#define READ_STR(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		if (strcmp(value, conf->param)) { \
+			pr_debug("%s: old value %s -> new value %s\n", \
+				 #param, conf->param, value); \
+			strncpy(conf->param, value, sizeof(conf->param) - 1); \
+		} \
+		ret = 0; \
+		break; \
+	} \
+}
+
+#define READ_MAC(param) \
+{ \
+	if (!strcmp(name, #param)) { \
+		u8 i = 0; \
+		char *buf = NULL; \
+		char vector[STR_LEN_32B] = {0}; \
+		char *vector_p = &vector[0]; \
+		u8 old_val[ETH_ALEN] = {false}; \
+		memcpy(old_val, conf->param, ETH_ALEN); \
+		if (strlen(value) >= sizeof(vector)) { \
+			pr_err("%s: value [%s] too big [%zu]\n", #param, value, strlen(value)); \
+			ret = -E2BIG; \
+			break; \
+		} \
+		strscpy(vector_p, value, sizeof(vector)); \
+		buf = strsep(&vector_p, ":"); \
+		if (!buf) { \
+			pr_err("%s: delimiter ':' not found\n", #param); \
+			ret = -EIO; \
+			break; \
+		} \
+		if (kstrtou8(buf, 16, &conf->param[0]) != 0) { \
+			pr_err("%s: invalid argument [%s]\n", #param, value); \
+			ret = -EINVAL; \
+			break; \
+		} \
+		for (i = 1; i < ETH_ALEN; i++) { \
+			buf = strsep(&vector_p, ":"); \
+			if (!buf) \
+				break; \
+			if (kstrtou8(buf, 16, &conf->param[i]) != 0) { \
+				pr_err("%s: invalid argument [%s]\n", #param, value); \
+				break; \
+			} \
+		} \
+		if (i < ETH_ALEN) { \
+			pr_err("%s: value [%s] doesn't have %u elements\n", #param, value, \
+			       ETH_ALEN); \
+			ret = -ENODATA; \
+			break; \
+		} \
+		ret = 0; \
+		if (memcmp(old_val, conf->param, sizeof(old_val))) \
+			pr_debug("%s: old value %pM -> new value %pM\n", \
+				 #param, old_val, conf->param); \
+		break; \
+	} \
+}
+
+bool cl_config_is_non_driver_param(char *name);
+
+#endif /* CL_CONFIG_H */
-- 
2.36.1