Date: Sun, 19 Apr 2026 15:18:17 +0000 From: Bjoern A. Zeeb <bz@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 117d9331fede - main - brcm80211: update Broadcom wireless brcmsmac and brcmfmac drivers Message-ID: <69e4f239.3149c.575a5c1d@gitrepo.freebsd.org>
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The branch main has been updated by bz: URL: https://cgit.FreeBSD.org/src/commit/?id=117d9331fedeb5c5657a796423c4f7b311f40770 commit 117d9331fedeb5c5657a796423c4f7b311f40770 Merge: 4546eb0c27f2 bc66030cad2b Author: Bjoern A. Zeeb <bz@FreeBSD.org> AuthorDate: 2026-04-19 15:16:04 +0000 Commit: Bjoern A. Zeeb <bz@FreeBSD.org> CommitDate: 2026-04-19 15:16:04 +0000 brcm80211: update Broadcom wireless brcmsmac and brcmfmac drivers This version is based on git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 028ef9c96e96197026887c0f092424679298aae8 ( tag: v7.0 ). Sponsored by: The FreeBSD Foundation MFC after: 3 days .../dev/broadcom/brcm80211/brcmfmac/bca/core.c | 3 +-- sys/contrib/dev/broadcom/brcm80211/brcmfmac/bcdc.c | 2 +- .../dev/broadcom/brcm80211/brcmfmac/bcmsdh.c | 13 +++++----- .../dev/broadcom/brcm80211/brcmfmac/btcoex.c | 2 +- .../dev/broadcom/brcm80211/brcmfmac/cfg80211.c | 27 ++++++++++---------- .../dev/broadcom/brcm80211/brcmfmac/cfg80211.h | 8 ++++-- sys/contrib/dev/broadcom/brcm80211/brcmfmac/chip.c | 4 +-- .../dev/broadcom/brcm80211/brcmfmac/common.c | 5 ++-- sys/contrib/dev/broadcom/brcm80211/brcmfmac/core.c | 6 ++--- .../dev/broadcom/brcm80211/brcmfmac/cyw/core.c | 3 +-- .../dev/broadcom/brcm80211/brcmfmac/firmware.c | 4 +-- .../dev/broadcom/brcm80211/brcmfmac/flowring.c | 9 +++---- sys/contrib/dev/broadcom/brcm80211/brcmfmac/fweh.c | 7 +++++- .../dev/broadcom/brcm80211/brcmfmac/fwsignal.c | 5 ++-- .../dev/broadcom/brcm80211/brcmfmac/msgbuf.c | 12 ++++----- sys/contrib/dev/broadcom/brcm80211/brcmfmac/pcie.c | 15 ++++++----- sys/contrib/dev/broadcom/brcm80211/brcmfmac/pno.c | 4 +-- .../dev/broadcom/brcm80211/brcmfmac/proto.c | 2 +- sys/contrib/dev/broadcom/brcm80211/brcmfmac/sdio.c | 9 ++++--- sys/contrib/dev/broadcom/brcm80211/brcmfmac/sdio.h | 2 +- sys/contrib/dev/broadcom/brcm80211/brcmfmac/usb.c | 6 ++--- .../dev/broadcom/brcm80211/brcmfmac/wcc/core.c | 3 +-- .../dev/broadcom/brcm80211/brcmsmac/aiutils.c | 2 +- .../dev/broadcom/brcm80211/brcmsmac/ampdu.c | 2 +- .../dev/broadcom/brcm80211/brcmsmac/antsel.c | 2 +- .../dev/broadcom/brcm80211/brcmsmac/channel.c | 2 +- sys/contrib/dev/broadcom/brcm80211/brcmsmac/dma.c | 4 +-- .../dev/broadcom/brcm80211/brcmsmac/mac80211_if.c | 2 +- sys/contrib/dev/broadcom/brcm80211/brcmsmac/main.c | 29 +++++++++++----------- .../dev/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c | 4 +-- .../dev/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c | 15 ++++------- .../dev/broadcom/brcm80211/brcmsmac/phy/phy_n.c | 3 +-- .../dev/broadcom/brcm80211/brcmsmac/phy_shim.c | 2 +- 33 files changed, 106 insertions(+), 112 deletions(-) diff --cc sys/contrib/dev/broadcom/brcm80211/brcmfmac/common.c index 17e408b7fa23,000000000000..ef16fa2747b9 mode 100644,000000..100644 --- a/sys/contrib/dev/broadcom/brcm80211/brcmfmac/common.c +++ b/sys/contrib/dev/broadcom/brcm80211/brcmfmac/common.c @@@ -1,672 -1,0 +1,671 @@@ +// SPDX-License-Identifier: ISC +/* + * Copyright (c) 2010 Broadcom Corporation + */ + +#if defined(__FreeBSD__) +#define LINUXKPI_PARAM_PREFIX brcmfmac_ +#endif + +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/netdevice.h> +#include <linux/module.h> +#include <linux/firmware.h> +#include <brcmu_wifi.h> +#include <brcmu_utils.h> +#include "core.h" +#include "bus.h" +#include "debug.h" +#include "fwil.h" +#include "fwil_types.h" +#include "tracepoint.h" +#include "common.h" +#include "of.h" +#include "firmware.h" +#include "chip.h" + +MODULE_AUTHOR("Broadcom Corporation"); +MODULE_DESCRIPTION("Broadcom 802.11 wireless LAN fullmac driver."); +MODULE_LICENSE("Dual BSD/GPL"); +#if defined(__FreeBSD__) +MODULE_DEPEND(brcmfmac, brcmutil, 1, 1, 1); +MODULE_DEPEND(brcmfmac, linuxkpi, 1, 1, 1); +MODULE_DEPEND(brcmfmac, linuxkpi_wlan, 1, 1, 1); +MODULE_DEPEND(brcmfmac, lindebugfs, 1, 1, 1); /* XXX-BZ someone should fix this */ +#endif + +#define BRCMF_DEFAULT_SCAN_CHANNEL_TIME 40 +#define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40 + +/* default boost value for RSSI_DELTA in preferred join selection */ +#define BRCMF_JOIN_PREF_RSSI_BOOST 8 + +#define BRCMF_DEFAULT_TXGLOM_SIZE 32 /* max tx frames in glom chain */ + +static int brcmf_sdiod_txglomsz = BRCMF_DEFAULT_TXGLOM_SIZE; +module_param_named(txglomsz, brcmf_sdiod_txglomsz, int, 0); +MODULE_PARM_DESC(txglomsz, "Maximum tx packet chain size [SDIO]"); + +/* Debug level configuration. See debug.h for bits, sysfs modifiable */ +int brcmf_msg_level; +module_param_named(debug, brcmf_msg_level, int, 0600); +MODULE_PARM_DESC(debug, "Level of debug output"); + +static int brcmf_p2p_enable; +module_param_named(p2pon, brcmf_p2p_enable, int, 0); +MODULE_PARM_DESC(p2pon, "Enable legacy p2p management functionality"); + +static int brcmf_feature_disable; +module_param_named(feature_disable, brcmf_feature_disable, int, 0); +MODULE_PARM_DESC(feature_disable, "Disable features"); + +static char brcmf_firmware_path[BRCMF_FW_ALTPATH_LEN]; +module_param_string(alternative_fw_path, brcmf_firmware_path, + BRCMF_FW_ALTPATH_LEN, 0400); +MODULE_PARM_DESC(alternative_fw_path, "Alternative firmware path"); + +static int brcmf_fcmode; +module_param_named(fcmode, brcmf_fcmode, int, 0); +MODULE_PARM_DESC(fcmode, "Mode of firmware signalled flow control"); + +static int brcmf_roamoff; +module_param_named(roamoff, brcmf_roamoff, int, 0400); +MODULE_PARM_DESC(roamoff, "Do not use internal roaming engine"); + +static int brcmf_iapp_enable; +module_param_named(iapp, brcmf_iapp_enable, int, 0); +MODULE_PARM_DESC(iapp, "Enable partial support for the obsoleted Inter-Access Point Protocol"); + +#ifdef DEBUG +/* always succeed brcmf_bus_started() */ +static int brcmf_ignore_probe_fail; +module_param_named(ignore_probe_fail, brcmf_ignore_probe_fail, int, 0); +MODULE_PARM_DESC(ignore_probe_fail, "always succeed probe for debugging"); +#endif + +static struct brcmfmac_platform_data *brcmfmac_pdata; +struct brcmf_mp_global_t brcmf_mp_global; + +void brcmf_c_set_joinpref_default(struct brcmf_if *ifp) +{ + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_join_pref_params join_pref_params[2]; + int err; + + /* Setup join_pref to select target by RSSI (boost on 5GHz) */ + join_pref_params[0].type = BRCMF_JOIN_PREF_RSSI_DELTA; + join_pref_params[0].len = 2; + join_pref_params[0].rssi_gain = BRCMF_JOIN_PREF_RSSI_BOOST; + join_pref_params[0].band = WLC_BAND_5G; + + join_pref_params[1].type = BRCMF_JOIN_PREF_RSSI; + join_pref_params[1].len = 2; + join_pref_params[1].rssi_gain = 0; + join_pref_params[1].band = 0; + err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params, + sizeof(join_pref_params)); + if (err) + bphy_err(drvr, "Set join_pref error (%d)\n", err); +} + +static int brcmf_c_download(struct brcmf_if *ifp, u16 flag, + struct brcmf_dload_data_le *dload_buf, + u32 len, const char *var) +{ + s32 err; + + flag |= (DLOAD_HANDLER_VER << DLOAD_FLAG_VER_SHIFT); + dload_buf->flag = cpu_to_le16(flag); + dload_buf->dload_type = cpu_to_le16(DL_TYPE_CLM); + dload_buf->len = cpu_to_le32(len); + dload_buf->crc = cpu_to_le32(0); + + err = brcmf_fil_iovar_data_set(ifp, var, dload_buf, + struct_size(dload_buf, data, len)); + + return err; +} + +static int brcmf_c_download_blob(struct brcmf_if *ifp, +#if defined(__linux__) + const void *data, size_t size, +#elif defined(__FreeBSD__) + const u8 *data, size_t size, +#endif + const char *loadvar, const char *statvar) +{ + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_dload_data_le *chunk_buf; + u32 chunk_len; + u32 datalen; + u32 cumulative_len; + u16 dl_flag = DL_BEGIN; + u32 status; + s32 err; + + brcmf_dbg(TRACE, "Enter\n"); + - chunk_buf = kzalloc(struct_size(chunk_buf, data, MAX_CHUNK_LEN), - GFP_KERNEL); ++ chunk_buf = kzalloc_flex(*chunk_buf, data, MAX_CHUNK_LEN); + if (!chunk_buf) { + err = -ENOMEM; + return -ENOMEM; + } + + datalen = size; + cumulative_len = 0; + do { + if (datalen > MAX_CHUNK_LEN) { + chunk_len = MAX_CHUNK_LEN; + } else { + chunk_len = datalen; + dl_flag |= DL_END; + } + memcpy(chunk_buf->data, data + cumulative_len, chunk_len); + + err = brcmf_c_download(ifp, dl_flag, chunk_buf, chunk_len, + loadvar); + + dl_flag &= ~DL_BEGIN; + + cumulative_len += chunk_len; + datalen -= chunk_len; + } while ((datalen > 0) && (err == 0)); + + if (err) { + bphy_err(drvr, "%s (%zu byte file) failed (%d)\n", + loadvar, size, err); + /* Retrieve status and print */ + err = brcmf_fil_iovar_int_get(ifp, statvar, &status); + if (err) + bphy_err(drvr, "get %s failed (%d)\n", statvar, err); + else + brcmf_dbg(INFO, "%s=%d\n", statvar, status); + err = -EIO; + } + + kfree(chunk_buf); + return err; +} + +static int brcmf_c_process_clm_blob(struct brcmf_if *ifp) +{ + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_bus *bus = drvr->bus_if; + const struct firmware *fw = NULL; + s32 err; + + brcmf_dbg(TRACE, "Enter\n"); + + err = brcmf_bus_get_blob(bus, &fw, BRCMF_BLOB_CLM); + if (err || !fw) { + brcmf_info("no clm_blob available (err=%d), device may have limited channels available\n", + err); + return 0; + } + + err = brcmf_c_download_blob(ifp, fw->data, fw->size, + "clmload", "clmload_status"); + + release_firmware(fw); + return err; +} + +static int brcmf_c_process_txcap_blob(struct brcmf_if *ifp) +{ + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_bus *bus = drvr->bus_if; + const struct firmware *fw = NULL; + s32 err; + + brcmf_dbg(TRACE, "Enter\n"); + + err = brcmf_bus_get_blob(bus, &fw, BRCMF_BLOB_TXCAP); + if (err || !fw) { + brcmf_info("no txcap_blob available (err=%d)\n", err); + return 0; + } + + brcmf_info("TxCap blob found, loading\n"); + err = brcmf_c_download_blob(ifp, fw->data, fw->size, + "txcapload", "txcapload_status"); + + release_firmware(fw); + return err; +} + +int brcmf_c_set_cur_etheraddr(struct brcmf_if *ifp, const u8 *addr) +{ + s32 err; + + err = brcmf_fil_iovar_data_set(ifp, "cur_etheraddr", addr, ETH_ALEN); + if (err < 0) + bphy_err(ifp->drvr, "Setting cur_etheraddr failed, %d\n", err); + + return err; +} + +/* On some boards there is no eeprom to hold the nvram, in this case instead + * a board specific nvram is loaded from /lib/firmware. On most boards the + * macaddr setting in the /lib/firmware nvram file is ignored because the + * wifibt chip has a unique MAC programmed into the chip itself. + * But in some cases the actual MAC from the /lib/firmware nvram file gets + * used, leading to MAC conflicts. + * The MAC addresses in the troublesome nvram files seem to all come from + * the same nvram file template, so we only need to check for 1 known + * address to detect this. + */ +static const u8 brcmf_default_mac_address[ETH_ALEN] = { + 0x00, 0x90, 0x4c, 0xc5, 0x12, 0x38 +}; + +static int brcmf_c_process_cal_blob(struct brcmf_if *ifp) +{ + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_mp_device *settings = drvr->settings; + s32 err; + + brcmf_dbg(TRACE, "Enter\n"); + + if (!settings->cal_blob || !settings->cal_size) + return 0; + + brcmf_info("Calibration blob provided by platform, loading\n"); + err = brcmf_c_download_blob(ifp, settings->cal_blob, settings->cal_size, + "calload", "calload_status"); + return err; +} + +int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) +{ + struct brcmf_pub *drvr = ifp->drvr; + struct brcmf_fweh_info *fweh = drvr->fweh; + u8 buf[BRCMF_DCMD_SMLEN]; + struct brcmf_bus *bus; + struct brcmf_rev_info_le revinfo; + struct brcmf_rev_info *ri; + char *clmver; + char *ptr; + s32 err; + + if (is_valid_ether_addr(ifp->mac_addr)) { + /* set mac address */ + err = brcmf_c_set_cur_etheraddr(ifp, ifp->mac_addr); + if (err < 0) + goto done; + } else { + /* retrieve mac address */ + err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr, + sizeof(ifp->mac_addr)); + if (err < 0) { + bphy_err(drvr, "Retrieving cur_etheraddr failed, %d\n", err); + goto done; + } + + if (ether_addr_equal_unaligned(ifp->mac_addr, brcmf_default_mac_address)) { + bphy_err(drvr, "Default MAC is used, replacing with random MAC to avoid conflicts\n"); + eth_random_addr(ifp->mac_addr); + ifp->ndev->addr_assign_type = NET_ADDR_RANDOM; + err = brcmf_c_set_cur_etheraddr(ifp, ifp->mac_addr); + if (err < 0) + goto done; + } + } + + memcpy(ifp->drvr->mac, ifp->mac_addr, sizeof(ifp->drvr->mac)); + memcpy(ifp->drvr->wiphy->perm_addr, ifp->drvr->mac, ETH_ALEN); + + bus = ifp->drvr->bus_if; + ri = &ifp->drvr->revinfo; + + err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_REVINFO, + &revinfo, sizeof(revinfo)); + if (err < 0) { + bphy_err(drvr, "retrieving revision info failed, %d\n", err); + strscpy(ri->chipname, "UNKNOWN", sizeof(ri->chipname)); + } else { + ri->vendorid = le32_to_cpu(revinfo.vendorid); + ri->deviceid = le32_to_cpu(revinfo.deviceid); + ri->radiorev = le32_to_cpu(revinfo.radiorev); + ri->corerev = le32_to_cpu(revinfo.corerev); + ri->boardid = le32_to_cpu(revinfo.boardid); + ri->boardvendor = le32_to_cpu(revinfo.boardvendor); + ri->boardrev = le32_to_cpu(revinfo.boardrev); + ri->driverrev = le32_to_cpu(revinfo.driverrev); + ri->ucoderev = le32_to_cpu(revinfo.ucoderev); + ri->bus = le32_to_cpu(revinfo.bus); + ri->phytype = le32_to_cpu(revinfo.phytype); + ri->phyrev = le32_to_cpu(revinfo.phyrev); + ri->anarev = le32_to_cpu(revinfo.anarev); + ri->chippkg = le32_to_cpu(revinfo.chippkg); + ri->nvramrev = le32_to_cpu(revinfo.nvramrev); + + /* use revinfo if not known yet */ + if (!bus->chip) { + bus->chip = le32_to_cpu(revinfo.chipnum); + bus->chiprev = le32_to_cpu(revinfo.chiprev); + } + } + ri->result = err; + + if (bus->chip) + brcmf_chip_name(bus->chip, bus->chiprev, + ri->chipname, sizeof(ri->chipname)); + + /* Do any CLM downloading */ + err = brcmf_c_process_clm_blob(ifp); + if (err < 0) { + bphy_err(drvr, "download CLM blob file failed, %d\n", err); + goto done; + } + + /* Do TxCap downloading, if needed */ + err = brcmf_c_process_txcap_blob(ifp); + if (err < 0) { + bphy_err(drvr, "download TxCap blob file failed, %d\n", err); + goto done; + } + + /* Download external calibration blob, if available */ + err = brcmf_c_process_cal_blob(ifp); + if (err < 0) { + bphy_err(drvr, "download calibration blob file failed, %d\n", err); + goto done; + } + + /* query for 'ver' to get version info from firmware */ + memset(buf, 0, sizeof(buf)); + err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf)); + if (err < 0) { + bphy_err(drvr, "Retrieving version information failed, %d\n", + err); + goto done; + } + buf[sizeof(buf) - 1] = '\0'; + ptr = (char *)buf; + strsep(&ptr, "\n"); + + /* Print fw version info */ + brcmf_info("Firmware: %s %s\n", ri->chipname, buf); + + /* locate firmware version number for ethtool */ + ptr = strrchr(buf, ' '); + if (!ptr) { + bphy_err(drvr, "Retrieving version number failed"); + goto done; + } + strscpy(ifp->drvr->fwver, ptr + 1, sizeof(ifp->drvr->fwver)); + + /* Query for 'clmver' to get CLM version info from firmware */ + memset(buf, 0, sizeof(buf)); + err = brcmf_fil_iovar_data_get(ifp, "clmver", buf, sizeof(buf)); + if (err) { + brcmf_dbg(TRACE, "retrieving clmver failed, %d\n", err); + } else { + buf[sizeof(buf) - 1] = '\0'; + clmver = (char *)buf; + + /* Replace all newline/linefeed characters with space + * character + */ + strreplace(clmver, '\n', ' '); + + /* store CLM version for adding it to revinfo debugfs file */ + memcpy(ifp->drvr->clmver, clmver, sizeof(ifp->drvr->clmver)); + + brcmf_dbg(INFO, "CLM version = %s\n", clmver); + } + + /* set mpc */ + err = brcmf_fil_iovar_int_set(ifp, "mpc", 1); + if (err) { + bphy_err(drvr, "failed setting mpc\n"); + goto done; + } + + brcmf_c_set_joinpref_default(ifp); + + /* Setup event_msgs, enable E_IF */ + err = brcmf_fil_iovar_data_get(ifp, "event_msgs", fweh->event_mask, + fweh->event_mask_len); + if (err) { + bphy_err(drvr, "Get event_msgs error (%d)\n", err); + goto done; + } + /* + * BRCMF_E_IF can safely be used to set the appropriate bit + * in the event_mask as the firmware event code is guaranteed + * to match the value of BRCMF_E_IF because it is old cruft + * that all vendors have. + */ + setbit(fweh->event_mask, BRCMF_E_IF); + err = brcmf_fil_iovar_data_set(ifp, "event_msgs", fweh->event_mask, + fweh->event_mask_len); + if (err) { + bphy_err(drvr, "Set event_msgs error (%d)\n", err); + goto done; + } + + /* Setup default scan channel time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME, + BRCMF_DEFAULT_SCAN_CHANNEL_TIME); + if (err) { + bphy_err(drvr, "BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n", + err); + goto done; + } + + /* Setup default scan unassoc time */ + err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME, + BRCMF_DEFAULT_SCAN_UNASSOC_TIME); + if (err) { + bphy_err(drvr, "BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n", + err); + goto done; + } + + /* Enable tx beamforming, errors can be ignored (not supported) */ + (void)brcmf_fil_iovar_int_set(ifp, "txbf", 1); +done: + return err; +} + +#ifndef CONFIG_BRCM_TRACING +void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...) +{ + struct va_format vaf; + va_list args; + + va_start(args, fmt); + + vaf.fmt = fmt; + vaf.va = &args; +#if defined(__linux__) + if (bus) + dev_err(bus->dev, "%s: %pV", func, &vaf); + else + pr_err("%s: %pV", func, &vaf); +#elif defined(__FreeBSD__) + { + char *str; + vasprintf(&str, M_KMALLOC, vaf.fmt, args); + if (bus) + dev_err(bus->dev, "ERROR: %s: %s", func, str); + else + pr_err("ERROR: %s: %s", func, str); + free(str, M_KMALLOC); + } +#endif + + va_end(args); +} +#endif + +#if defined(CONFIG_BRCM_TRACING) || defined(CONFIG_BRCMDBG) +void __brcmf_dbg(u32 level, const char *func, const char *fmt, ...) +{ + struct va_format vaf = { + .fmt = fmt, + }; + va_list args; + + va_start(args, fmt); + vaf.va = &args; + if (brcmf_msg_level & level) +#if defined(__linux__) + pr_debug("%s %pV", func, &vaf); +#elif defined(__FreeBSD__) + { + char *str; + vasprintf(&str, M_KMALLOC, vaf.fmt, args); + pr_debug("%s %s", func, str); + free(str, M_KMALLOC); + } +#endif + trace_brcmf_dbg(level, func, &vaf); + va_end(args); +} +BRCMF_EXPORT_SYMBOL_GPL(__brcmf_dbg); +#endif + +static void brcmf_mp_attach(void) +{ + /* If module param firmware path is set then this will always be used, + * if not set then if available use the platform data version. To make + * sure it gets initialized at all, always copy the module param version + */ + strscpy(brcmf_mp_global.firmware_path, brcmf_firmware_path, + BRCMF_FW_ALTPATH_LEN); + if ((brcmfmac_pdata) && (brcmfmac_pdata->fw_alternative_path) && + (brcmf_mp_global.firmware_path[0] == '\0')) { + strscpy(brcmf_mp_global.firmware_path, + brcmfmac_pdata->fw_alternative_path, + BRCMF_FW_ALTPATH_LEN); + } +} + +struct brcmf_mp_device *brcmf_get_module_param(struct device *dev, + enum brcmf_bus_type bus_type, + u32 chip, u32 chiprev) +{ + struct brcmf_mp_device *settings; + struct brcmfmac_pd_device *device_pd; + bool found; + int i; + + brcmf_dbg(INFO, "Enter, bus=%d, chip=%d, rev=%d\n", bus_type, chip, + chiprev); - settings = kzalloc(sizeof(*settings), GFP_ATOMIC); ++ settings = kzalloc_obj(*settings, GFP_ATOMIC); + if (!settings) + return NULL; + + /* start by using the module parameters */ + settings->p2p_enable = !!brcmf_p2p_enable; + settings->feature_disable = brcmf_feature_disable; + settings->fcmode = brcmf_fcmode; + settings->roamoff = !!brcmf_roamoff; + settings->iapp = !!brcmf_iapp_enable; +#ifdef DEBUG + settings->ignore_probe_fail = !!brcmf_ignore_probe_fail; +#endif + + if (bus_type == BRCMF_BUSTYPE_SDIO) + settings->bus.sdio.txglomsz = brcmf_sdiod_txglomsz; + + /* See if there is any device specific platform data configured */ + found = false; + if (brcmfmac_pdata) { + for (i = 0; i < brcmfmac_pdata->device_count; i++) { + device_pd = &brcmfmac_pdata->devices[i]; + if ((device_pd->bus_type == bus_type) && + (device_pd->id == chip) && + ((device_pd->rev == chiprev) || + (device_pd->rev == -1))) { + brcmf_dbg(INFO, "Platform data for device found\n"); + settings->country_codes = + device_pd->country_codes; + if (device_pd->bus_type == BRCMF_BUSTYPE_SDIO) + memcpy(&settings->bus.sdio, + &device_pd->bus.sdio, + sizeof(settings->bus.sdio)); + found = true; + break; + } + } + } + if (!found) { + /* No platform data for this device, try OF and DMI data */ + brcmf_dmi_probe(settings, chip, chiprev); + if (brcmf_of_probe(dev, bus_type, settings) == -EPROBE_DEFER) { + kfree(settings); + return ERR_PTR(-EPROBE_DEFER); + } + brcmf_acpi_probe(dev, bus_type, settings); + } + return settings; +} + +void brcmf_release_module_param(struct brcmf_mp_device *module_param) +{ + kfree(module_param); +} + +static int __init brcmf_common_pd_probe(struct platform_device *pdev) +{ + brcmf_dbg(INFO, "Enter\n"); + + brcmfmac_pdata = dev_get_platdata(&pdev->dev); + + if (brcmfmac_pdata->power_on) + brcmfmac_pdata->power_on(); + + return 0; +} + +static void brcmf_common_pd_remove(struct platform_device *pdev) +{ + brcmf_dbg(INFO, "Enter\n"); + + if (brcmfmac_pdata->power_off) + brcmfmac_pdata->power_off(); +} + +static struct platform_driver brcmf_pd = { + .remove = brcmf_common_pd_remove, + .driver = { + .name = BRCMFMAC_PDATA_NAME, + } +}; + +static int __init brcmfmac_module_init(void) +{ + int err; + + /* Get the platform data (if available) for our devices */ + err = platform_driver_probe(&brcmf_pd, brcmf_common_pd_probe); + if (err == -ENODEV) + brcmf_dbg(INFO, "No platform data available.\n"); + + /* Initialize global module parameters */ + brcmf_mp_attach(); + + /* Continue the initialization by registering the different busses */ + err = brcmf_core_init(); + if (err) { + if (brcmfmac_pdata) + platform_driver_unregister(&brcmf_pd); + } + + return err; +} + +static void __exit brcmfmac_module_exit(void) +{ + brcmf_core_exit(); + if (brcmfmac_pdata) + platform_driver_unregister(&brcmf_pd); +} + +module_init(brcmfmac_module_init); +module_exit(brcmfmac_module_exit); + diff --cc sys/contrib/dev/broadcom/brcm80211/brcmfmac/firmware.c index 0ad9abd67fd6,000000000000..315573ba35b4 mode 100644,000000..100644 --- a/sys/contrib/dev/broadcom/brcm80211/brcmfmac/firmware.c +++ b/sys/contrib/dev/broadcom/brcm80211/brcmfmac/firmware.c @@@ -1,887 -1,0 +1,887 @@@ +// SPDX-License-Identifier: ISC +/* + * Copyright (c) 2013 Broadcom Corporation + */ + +#include <linux/efi.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/device.h> +#include <linux/firmware.h> +#include <linux/module.h> +#include <linux/bcm47xx_nvram.h> + +#include "debug.h" +#include "firmware.h" +#include "core.h" +#include "common.h" +#include "chip.h" + +#define BRCMF_FW_MAX_NVRAM_SIZE 64000 +#define BRCMF_FW_NVRAM_DEVPATH_LEN 19 /* devpath0=pcie/1/4/ */ +#define BRCMF_FW_NVRAM_PCIEDEV_LEN 20 /* pcie/1/4/ + \0 */ +#define BRCMF_FW_DEFAULT_BOARDREV "boardrev=0xff" +#define BRCMF_FW_MACADDR_FMT "macaddr=%pM" +#define BRCMF_FW_MACADDR_LEN (7 + ETH_ALEN * 3) + +enum nvram_parser_state { + IDLE, + KEY, + VALUE, + COMMENT, + END +}; + +/** + * struct nvram_parser - internal info for parser. + * + * @state: current parser state. + * @data: input buffer being parsed. + * @nvram: output buffer with parse result. + * @nvram_len: length of parse result. + * @line: current line. + * @column: current column in line. + * @pos: byte offset in input buffer. + * @entry: start position of key,value entry. + * @multi_dev_v1: detect pcie multi device v1 (compressed). + * @multi_dev_v2: detect pcie multi device v2. + * @boardrev_found: nvram contains boardrev information. + * @strip_mac: strip the MAC address. + */ +struct nvram_parser { + enum nvram_parser_state state; + const u8 *data; + u8 *nvram; + u32 nvram_len; + u32 line; + u32 column; + u32 pos; + u32 entry; + bool multi_dev_v1; + bool multi_dev_v2; + bool boardrev_found; + bool strip_mac; +}; + +/* + * is_nvram_char() - check if char is a valid one for NVRAM entry + * + * It accepts all printable ASCII chars except for '#' which opens a comment. + * Please note that ' ' (space) while accepted is not a valid key name char. + */ +static bool is_nvram_char(char c) +{ + /* comment marker excluded */ + if (c == '#') + return false; + + /* key and value may have any other readable character */ + return (c >= 0x20 && c < 0x7f); +} + +static bool is_whitespace(char c) +{ + return (c == ' ' || c == '\r' || c == '\n' || c == '\t'); +} + +static enum nvram_parser_state brcmf_nvram_handle_idle(struct nvram_parser *nvp) +{ + char c; + + c = nvp->data[nvp->pos]; + if (c == '\n') + return COMMENT; + if (is_whitespace(c) || c == '\0') + goto proceed; + if (c == '#') + return COMMENT; + if (is_nvram_char(c)) { + nvp->entry = nvp->pos; + return KEY; + } + brcmf_dbg(INFO, "warning: ln=%d:col=%d: ignoring invalid character\n", + nvp->line, nvp->column); +proceed: + nvp->column++; + nvp->pos++; + return IDLE; +} + +static enum nvram_parser_state brcmf_nvram_handle_key(struct nvram_parser *nvp) +{ + enum nvram_parser_state st = nvp->state; + char c; + + c = nvp->data[nvp->pos]; + if (c == '=') { + /* ignore RAW1 by treating as comment */ + if (strncmp(&nvp->data[nvp->entry], "RAW1", 4) == 0) + st = COMMENT; + else + st = VALUE; + if (strncmp(&nvp->data[nvp->entry], "devpath", 7) == 0) + nvp->multi_dev_v1 = true; + if (strncmp(&nvp->data[nvp->entry], "pcie/", 5) == 0) + nvp->multi_dev_v2 = true; + if (strncmp(&nvp->data[nvp->entry], "boardrev", 8) == 0) + nvp->boardrev_found = true; + /* strip macaddr if platform MAC overrides */ + if (nvp->strip_mac && + strncmp(&nvp->data[nvp->entry], "macaddr", 7) == 0) + st = COMMENT; + } else if (!is_nvram_char(c) || c == ' ') { + brcmf_dbg(INFO, "warning: ln=%d:col=%d: '=' expected, skip invalid key entry\n", + nvp->line, nvp->column); + return COMMENT; + } + + nvp->column++; + nvp->pos++; + return st; +} + +static enum nvram_parser_state +brcmf_nvram_handle_value(struct nvram_parser *nvp) +{ + char c; +#if defined(__linux__) + char *skv; + char *ekv; +#elif defined(__FreeBSD__) + const char *skv; + const char *ekv; +#endif + u32 cplen; + + c = nvp->data[nvp->pos]; + if (!is_nvram_char(c)) { + /* key,value pair complete */ +#if defined(__linux__) + ekv = (u8 *)&nvp->data[nvp->pos]; + skv = (u8 *)&nvp->data[nvp->entry]; +#elif defined(__FreeBSD__) + ekv = &nvp->data[nvp->pos]; + skv = &nvp->data[nvp->entry]; +#endif + cplen = ekv - skv; + if (nvp->nvram_len + cplen + 1 >= BRCMF_FW_MAX_NVRAM_SIZE) + return END; + /* copy to output buffer */ + memcpy(&nvp->nvram[nvp->nvram_len], skv, cplen); + nvp->nvram_len += cplen; + nvp->nvram[nvp->nvram_len] = '\0'; + nvp->nvram_len++; + return IDLE; + } + nvp->pos++; + nvp->column++; + return VALUE; +} + +static enum nvram_parser_state +brcmf_nvram_handle_comment(struct nvram_parser *nvp) +{ +#if defined(__linux__) + char *eoc, *sol; + + sol = (char *)&nvp->data[nvp->pos]; +#elif defined(__FreeBSD__) + const char *eoc, *sol; + + sol = &nvp->data[nvp->pos]; +#endif + eoc = strchr(sol, '\n'); + if (!eoc) { + eoc = strchr(sol, '\0'); + if (!eoc) + return END; + } + + /* eat all moving to next line */ + nvp->line++; + nvp->column = 1; + nvp->pos += (eoc - sol) + 1; + return IDLE; +} + +static enum nvram_parser_state brcmf_nvram_handle_end(struct nvram_parser *nvp) +{ + /* final state */ + return END; +} + +static enum nvram_parser_state +(*nv_parser_states[])(struct nvram_parser *nvp) = { + brcmf_nvram_handle_idle, + brcmf_nvram_handle_key, + brcmf_nvram_handle_value, + brcmf_nvram_handle_comment, + brcmf_nvram_handle_end +}; + +static int brcmf_init_nvram_parser(struct nvram_parser *nvp, + const u8 *data, size_t data_len) +{ + size_t size; + + memset(nvp, 0, sizeof(*nvp)); + nvp->data = data; + /* Limit size to MAX_NVRAM_SIZE, some files contain lot of comment */ + if (data_len > BRCMF_FW_MAX_NVRAM_SIZE) + size = BRCMF_FW_MAX_NVRAM_SIZE; + else + size = data_len; + /* Add space for properties we may add */ + size += strlen(BRCMF_FW_DEFAULT_BOARDREV) + 1; + size += BRCMF_FW_MACADDR_LEN + 1; + /* Alloc for extra 0 byte + roundup by 4 + length field */ + size += 1 + 3 + sizeof(u32); + nvp->nvram = kzalloc(size, GFP_KERNEL); + if (!nvp->nvram) + return -ENOMEM; + + nvp->line = 1; + nvp->column = 1; + return 0; +} *** 2308 LINES SKIPPED ***home | help
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