[rdkb][common][app][Add atenl tool for wifi test mode]

[Description]
Add atenl tool for wifi test mode
1. add atenl test mode tool
2. remove iwpriv from wireless tools, because of iwpriv command of wireless-tool is conflict with the iwpriv of atenl

[Release-log]

diff --git a/recipes-devtools/atenl/files/src/eeprom.c b/recipes-devtools/atenl/files/src/eeprom.c
new file mode 100644
index 0000000..1c1cb6c
--- /dev/null
+++ b/recipes-devtools/atenl/files/src/eeprom.c
@@ -0,0 +1,563 @@
+#define _GNU_SOURCE
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+
+#include "atenl.h"
+
+#define EEPROM_PART_SIZE 0x64000
+char *eeprom_file;
+
+static FILE *mtd_open(const char *mtd)
+{
+	char line[128], name[64];
+	FILE *fp;
+	int i;
+
+	fp = fopen("/proc/mtd", "r");
+	if (!fp)
+		return NULL;
+
+	snprintf(name, sizeof(name), "\"%s\"", mtd);
+	while (fgets(line, sizeof(line), fp)) {
+		if (!sscanf(line, "mtd%d:", &i) || !strstr(line, name))
+			continue;
+
+		snprintf(line, sizeof(line), "/dev/mtd%d", i);
+		fclose(fp);
+		return fopen(line, "r");
+	}
+	fclose(fp);
+
+	return NULL;
+}
+
+static int
+atenl_flash_create_file(struct atenl *an)
+{
+#define READ_LEN_LIMIT	0x64000
+	char buf[1024];
+	ssize_t len, limit = 0;
+	FILE *f;
+	int fd, ret;
+
+	f = mtd_open(an->mtd_part);
+	if (!f) {
+		atenl_err("Failed to open MTD device\n");
+		return -1;
+	}
+	fseek(f, an->mtd_offset, SEEK_SET);
+
+	fd = open(eeprom_file, O_RDWR | O_CREAT | O_EXCL, 00644);
+	if (fd < 0)
+		goto out;
+
+	while ((len = fread(buf, 1, sizeof(buf), f)) > 0) {
+		ssize_t w;
+
+retry:
+		w = write(fd, buf, len);
+		if (w > 0) {
+			limit += len;
+
+			if (limit >= READ_LEN_LIMIT)
+				break;
+			continue;
+		}
+
+		if (errno == EINTR)
+			goto retry;
+
+		perror("write");
+		unlink(eeprom_file);
+		close(fd);
+		fd = -1;
+		goto out;
+	}
+
+	ret = lseek(fd, 0, SEEK_SET);
+	if (ret) {
+		fclose(f);
+		close(fd);
+		return ret;
+	}
+
+out:
+	fclose(f);
+	return fd;
+}
+
+static int
+atenl_efuse_create_file(struct atenl *an)
+{
+	char fname[64], buf[1024];
+	ssize_t len;
+	int fd_ori, fd, ret;
+
+	snprintf(fname, sizeof(fname),
+		"/sys/kernel/debug/ieee80211/phy%d/mt76/eeprom", get_band_val(an, 0, phy_idx));
+	fd_ori = open(fname, O_RDONLY);
+	if (fd_ori < 0)
+		return -1;
+
+	fd = open(eeprom_file, O_RDWR | O_CREAT | O_EXCL, 00644);
+	if (fd < 0)
+		goto out;
+
+	while ((len = read(fd_ori, buf, sizeof(buf))) > 0) {
+		ssize_t w;
+
+retry:
+		w = write(fd, buf, len);
+		if (w > 0)
+			continue;
+
+		if (errno == EINTR)
+			goto retry;
+
+		perror("write");
+		unlink(eeprom_file);
+		close(fd);
+		fd = -1;
+		goto out;
+	}
+
+	ret = lseek(fd, 0, SEEK_SET);
+	if (ret) {
+		close(fd_ori);
+		close(fd);
+		return ret;
+	}
+
+out:
+	close(fd_ori);
+	return fd;
+}
+
+static bool
+atenl_eeprom_file_exists(void)
+{
+	struct stat st;
+
+	return stat(eeprom_file, &st) == 0;
+}
+
+static int
+atenl_eeprom_init_file(struct atenl *an, bool flash_mode)
+{
+	int fd;
+
+	if (!atenl_eeprom_file_exists()) {
+		if (flash_mode)
+			atenl_dbg("%s: init eeprom with flash mode\n", __func__);
+		else
+			atenl_dbg("%s: init eeprom with efuse mode\n", __func__);
+
+		if (flash_mode)
+			return atenl_flash_create_file(an);
+
+		return atenl_efuse_create_file(an);
+	}
+
+	fd = open(eeprom_file, O_RDWR);
+	if (fd < 0)
+		perror("open");
+
+	return fd;
+}
+
+static void
+atenl_eeprom_init_chip_id(struct atenl *an)
+{
+	an->chip_id = *(u16 *)an->eeprom_data;
+
+	if (is_mt7915(an)) {
+		an->adie_id = 0x7975;
+	} else if (is_mt7916(an)) {
+		an->adie_id = 0x7976;
+	} else if (is_mt7986(an)) {
+		bool is_7975 = false;
+		u32 val;
+		u8 sub_id;
+
+		atenl_reg_read(an, 0x18050000, &val);
+
+		switch (val & 0xf) {
+		case MT7975_ONE_ADIE_SINGLE_BAND:
+			is_7975 = true;
+			/* fallthrough */
+		case MT7976_ONE_ADIE_SINGLE_BAND:
+			sub_id = 0xa;
+			break;
+		case MT7976_ONE_ADIE_DBDC:
+			sub_id = 0x7;
+			break;
+		case MT7975_DUAL_ADIE_DBDC:
+			is_7975 = true;
+			/* fallthrough */
+		case MT7976_DUAL_ADIE_DBDC:
+		default:
+			sub_id = 0xf;
+			break;
+		}
+
+		an->sub_chip_id = sub_id;
+		an->adie_id = is_7975 ? 0x7975 : 0x7976;
+	}
+}
+
+static void
+atenl_eeprom_init_max_size(struct atenl *an)
+{
+	switch (an->chip_id) {
+	case 0x7915:
+		an->eeprom_size = 3584;
+		an->eeprom_prek_offs = 0x62;
+		break;
+	case 0x7906:
+	case 0x7916:
+	case 0x7986:
+		an->eeprom_size = 4096;
+		an->eeprom_prek_offs = 0x19a;
+		break;
+	default:
+		break;
+	}
+}
+
+static void
+atenl_eeprom_init_band_cap(struct atenl *an)
+{
+	u8 *eeprom = an->eeprom_data;
+
+	if (is_mt7915(an)) {
+		u8 val = eeprom[MT_EE_WIFI_CONF];
+		u8 band_sel = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val);
+		struct atenl_band *anb = &an->anb[0];
+
+		/* MT7915A */
+		if (band_sel == MT_EE_BAND_SEL_DEFAULT) {
+			anb->valid = true;
+			anb->cap = BAND_TYPE_2G_5G;
+			return;
+		}
+
+		/* MT7915D */
+		if (band_sel == MT_EE_BAND_SEL_2GHZ) {
+			anb->valid = true;
+			anb->cap = BAND_TYPE_2G;
+		}
+
+		val = eeprom[MT_EE_WIFI_CONF + 1];
+		band_sel = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val);
+		anb++;
+
+		if (band_sel == MT_EE_BAND_SEL_5GHZ) {
+			anb->valid = true;
+			anb->cap = BAND_TYPE_5G;
+		}
+	} else if (is_mt7916(an) || is_mt7986(an)) {
+		struct atenl_band *anb;
+		u8 val, band_sel;
+		int i;
+
+		for (i = 0; i < 2; i++) {
+			val = eeprom[MT_EE_WIFI_CONF + i];
+			band_sel = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val);
+			anb = &an->anb[i];
+
+			anb->valid = true;
+			switch (band_sel) {
+			case MT_EE_BAND_SEL_2G:
+				anb->cap = BAND_TYPE_2G;
+				break;
+			case MT_EE_BAND_SEL_5G:
+				anb->cap = BAND_TYPE_5G;
+				break;
+			case MT_EE_BAND_SEL_6G:
+				anb->cap = BAND_TYPE_6G;
+				break;
+			case MT_EE_BAND_SEL_5G_6G:
+				anb->cap = BAND_TYPE_5G_6G;
+				break;
+			default:
+				break;
+			}
+		}
+	}
+}
+
+static void
+atenl_eeprom_init_antenna_cap(struct atenl *an)
+{
+	if (is_mt7915(an)) {
+		if (an->anb[0].cap == BAND_TYPE_2G_5G)
+			an->anb[0].chainmask = 0xf;
+		else {
+			an->anb[0].chainmask = 0x3;
+			an->anb[1].chainmask = 0xc;
+		}
+	} else if (is_mt7916(an)) {
+		an->anb[0].chainmask = 0x3;
+		an->anb[1].chainmask = 0x3;
+	} else if (is_mt7986(an)) {
+		an->anb[0].chainmask = 0xf;
+		an->anb[1].chainmask = 0xf;
+	}
+}
+
+int atenl_eeprom_init(struct atenl *an, u8 phy_idx)
+{
+	bool flash_mode;
+	int eeprom_fd;
+	char buf[30];
+	u8 main_phy_idx = phy_idx;
+
+	set_band_val(an, 0, phy_idx, phy_idx);
+	atenl_nl_check_mtd(an);
+	flash_mode = an->mtd_part != NULL;
+
+	if (flash_mode)
+		main_phy_idx = an->is_main_phy ? main_phy_idx : (main_phy_idx - 1);
+
+	snprintf(buf, sizeof(buf), "/tmp/atenl-eeprom-phy%u", main_phy_idx);
+	eeprom_file = strdup(buf);
+
+	eeprom_fd = atenl_eeprom_init_file(an, flash_mode);
+	if (eeprom_fd < 0)
+		return -1;
+
+	an->eeprom_data = mmap(NULL, EEPROM_PART_SIZE, PROT_READ | PROT_WRITE,
+			       MAP_SHARED, eeprom_fd, 0);
+	if (!an->eeprom_data) {
+		perror("mmap");
+		close(eeprom_fd);
+		return -1;
+	}
+
+	an->eeprom_fd = eeprom_fd;
+	atenl_eeprom_init_chip_id(an);
+	atenl_eeprom_init_max_size(an);
+	atenl_eeprom_init_band_cap(an);
+	atenl_eeprom_init_antenna_cap(an);
+
+	if (get_band_val(an, 1, valid))
+		set_band_val(an, 1, phy_idx, phy_idx + 1);
+
+	return 0;
+}
+
+void atenl_eeprom_close(struct atenl *an)
+{
+	msync(an->eeprom_data, EEPROM_PART_SIZE, MS_SYNC);
+	munmap(an->eeprom_data, EEPROM_PART_SIZE);
+	close(an->eeprom_fd);
+
+	if (!an->cmd_mode) {
+		if (remove(eeprom_file))
+			perror("remove");
+	}
+
+	free(eeprom_file);
+}
+
+int atenl_eeprom_update_precal(struct atenl *an, int write_offs, int size)
+{
+	u32 offs = an->eeprom_prek_offs;
+	u8 cal_indicator, *eeprom, *pre_cal;
+
+	if (!an->cal && !an->cal_info)
+		return 0;
+
+	eeprom = an->eeprom_data;
+	pre_cal = eeprom + an->eeprom_size;
+	cal_indicator = an->cal_info[4];
+
+	memcpy(eeprom + offs, &cal_indicator, sizeof(u8));
+	memcpy(pre_cal, an->cal_info, PRE_CAL_INFO);
+	pre_cal += (PRE_CAL_INFO + write_offs);
+
+	if (an->cal)
+		memcpy(pre_cal, an->cal, size);
+	else
+		memset(pre_cal, 0, size);
+
+	return 0;
+}
+
+int atenl_eeprom_write_mtd(struct atenl *an)
+{
+	bool flash_mode = an->mtd_part != NULL;
+	pid_t pid;
+	char offset[10];
+
+	if (!flash_mode)
+		return 0;
+
+	pid = fork();
+	if (pid < 0) {
+		perror("Fork");
+		return EXIT_FAILURE;
+	} else if (pid == 0) {
+		int ret;
+		char *part = strdup(an->mtd_part);
+		snprintf(offset, sizeof(offset), "%d", an->mtd_offset);
+		char *cmd[] = {"mtd", "-p", offset, "write", eeprom_file, part, NULL};
+
+		ret = execvp("mtd", cmd);
+		if (ret < 0) {
+			atenl_err("%s: exec error\n", __func__);
+			exit(0);
+		}
+	} else {
+		wait(&pid);
+	}
+
+	return 0;
+}
+
+/* Directly read values from driver's eeprom.
+ * It's usally used to get calibrated data from driver.
+ */
+int atenl_eeprom_read_from_driver(struct atenl *an, u32 offset, int len)
+{
+	u8 *eeprom_data = an->eeprom_data + offset;
+	char fname[64], buf[1024];
+	int fd_ori, ret;
+	ssize_t rd;
+
+	snprintf(fname, sizeof(fname),
+		"/sys/kernel/debug/ieee80211/phy%d/mt76/eeprom",
+		get_band_val(an, 0, phy_idx));
+	fd_ori = open(fname, O_RDONLY);
+	if (fd_ori < 0)
+		return -1;
+
+	ret = lseek(fd_ori, offset, SEEK_SET);
+	if (ret < 0)
+		goto out;
+
+	while ((rd = read(fd_ori, buf, sizeof(buf))) > 0 && len) {
+		if (len < rd) {
+			memcpy(eeprom_data, buf, len);
+			break;
+		} else {
+			memcpy(eeprom_data, buf, rd);
+			eeprom_data += rd;
+			len -= rd;
+		}
+	}
+
+	ret = 0;
+out:
+	close(fd_ori);
+	return ret;
+}
+
+/* Update all eeprom values to driver before writing efuse */
+static void
+atenl_eeprom_sync_to_driver(struct atenl *an)
+{
+	int i;
+
+	for (i = 0; i < an->eeprom_size; i += 16)
+		atenl_nl_write_eeprom(an, i, &an->eeprom_data[i], 16);
+}
+
+void atenl_eeprom_cmd_handler(struct atenl *an, u8 phy_idx, char *cmd)
+{
+	bool flash_mode;
+
+	an->cmd_mode = true;
+
+	atenl_eeprom_init(an, phy_idx);
+	flash_mode = an->mtd_part != NULL;
+
+	if (!strncmp(cmd, "sync eeprom all", 15)) {
+		atenl_eeprom_write_mtd(an);
+	} else if (!strncmp(cmd, "eeprom", 6)) {
+		char *s = strchr(cmd, ' ');
+
+		if (!s) {
+			atenl_err("eeprom: please type a correct command\n");
+			return;
+		}
+
+		s++;
+		if (!strncmp(s, "reset", 5)) {
+			unlink(eeprom_file);
+		} else if (!strncmp(s, "file", 4)) {
+			atenl_info("%s\n", eeprom_file);
+			atenl_info("Flash mode: %d\n", flash_mode);
+		} else if (!strncmp(s, "set", 3)) {
+			u32 offset, val;
+
+			s = strchr(s, ' ');
+			if (!s)
+				return;
+			s++;
+
+			if (!sscanf(s, "%x=%x", &offset, &val) ||
+			    offset > EEPROM_PART_SIZE)
+				return;
+
+			an->eeprom_data[offset] = val;
+			atenl_info("set offset 0x%x to 0x%x\n", offset, val);
+		} else if (!strncmp(s, "update buffermode", 17)) {
+			atenl_eeprom_sync_to_driver(an);
+			atenl_nl_update_buffer_mode(an);
+		} else if (!strncmp(s, "write", 5)) {
+			s = strchr(s, ' ');
+			if (!s)
+				return;
+			s++;
+
+			if (!strncmp(s, "flash", 5)) {
+				atenl_eeprom_write_mtd(an);
+            } else if (!strncmp(s, "to efuse", 8)) {
+                atenl_eeprom_sync_to_driver(an);
+                atenl_nl_write_efuse_all(an);
+            }
+		} else if (!strncmp(s, "read", 4)) {
+			u32 offset;
+
+			s = strchr(s, ' ');
+			if (!s)
+				return;
+			s++;
+
+			if (!sscanf(s, "%x", &offset) ||
+			    offset > EEPROM_PART_SIZE)
+				return;
+
+			atenl_info("val = 0x%x (%u)\n", an->eeprom_data[offset],
+							an->eeprom_data[offset]);
+		} else if (!strncmp(s, "precal", 6)) {
+			s = strchr(s, ' ');
+			if (!s)
+				return;
+			s++;
+
+			if (!strncmp(s, "sync group", 10)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_SYNC_GROUP);
+			} else if (!strncmp(s, "sync dpd 2g", 11)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_SYNC_DPD_2G);
+			} else if (!strncmp(s, "sync dpd 5g", 11)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_SYNC_DPD_5G);
+			} else if (!strncmp(s, "sync dpd 6g", 11)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_SYNC_DPD_6G);
+			} else if (!strncmp(s, "group clean", 11)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_CLEAN_GROUP);
+			} else if (!strncmp(s, "dpd clean", 9)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_CLEAN_DPD);
+			} else if (!strncmp(s, "sync", 4)) {
+				atenl_nl_precal_sync_from_driver(an, PREK_SYNC_ALL);
+			}
+		} else {
+            atenl_err("Unknown eeprom command: %s\n", cmd);
+        }
+	} else {
+		atenl_err("Unknown command: %s\n", cmd);
+	}
+}