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fw.c
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// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/* Copyright(c) 2019-2020 Realtek Corporation
*/
#include "cam.h"
#include "coex.h"
#include "debug.h"
#include "fw.h"
#include "mac.h"
#include "phy.h"
#include "reg.h"
static struct sk_buff *rtw89_fw_h2c_alloc_skb(u32 len, bool header)
{
struct sk_buff *skb;
u32 header_len = 0;
if (header)
header_len = H2C_HEADER_LEN;
skb = dev_alloc_skb(len + header_len + 24);
if (!skb)
return NULL;
skb_reserve(skb, header_len + 24);
memset(skb->data, 0, len);
return skb;
}
struct sk_buff *rtw89_fw_h2c_alloc_skb_with_hdr(u32 len)
{
return rtw89_fw_h2c_alloc_skb(len, true);
}
struct sk_buff *rtw89_fw_h2c_alloc_skb_no_hdr(u32 len)
{
return rtw89_fw_h2c_alloc_skb(len, false);
}
static u8 _fw_get_rdy(struct rtw89_dev *rtwdev)
{
u8 val = rtw89_read8(rtwdev, R_AX_WCPU_FW_CTRL);
return FIELD_GET(B_AX_WCPU_FWDL_STS_MASK, val);
}
#define FWDL_WAIT_CNT 400000
int rtw89_fw_check_rdy(struct rtw89_dev *rtwdev)
{
u8 val;
int ret;
ret = read_poll_timeout_atomic(_fw_get_rdy, val,
val == RTW89_FWDL_WCPU_FW_INIT_RDY,
1, FWDL_WAIT_CNT, false, rtwdev);
if (ret) {
switch (val) {
case RTW89_FWDL_CHECKSUM_FAIL:
rtw89_err(rtwdev, "fw checksum fail\n");
return -EINVAL;
case RTW89_FWDL_SECURITY_FAIL:
rtw89_err(rtwdev, "fw security fail\n");
return -EINVAL;
case RTW89_FWDL_CV_NOT_MATCH:
rtw89_err(rtwdev, "fw cv not match\n");
return -EINVAL;
default:
return -EBUSY;
}
}
set_bit(RTW89_FLAG_FW_RDY, rtwdev->flags);
return 0;
}
static int rtw89_fw_hdr_parser(struct rtw89_dev *rtwdev, const u8 *fw, u32 len,
struct rtw89_fw_bin_info *info)
{
struct rtw89_fw_hdr_section_info *section_info;
const u8 *fw_end = fw + len;
const u8 *bin;
u32 i;
if (!info)
return -EINVAL;
info->section_num = GET_FW_HDR_SEC_NUM(fw);
info->hdr_len = RTW89_FW_HDR_SIZE +
info->section_num * RTW89_FW_SECTION_HDR_SIZE;
SET_FW_HDR_PART_SIZE(fw, FWDL_SECTION_PER_PKT_LEN);
bin = fw + info->hdr_len;
/* jump to section header */
fw += RTW89_FW_HDR_SIZE;
section_info = info->section_info;
for (i = 0; i < info->section_num; i++) {
section_info->len = GET_FWSECTION_HDR_SEC_SIZE(fw);
if (GET_FWSECTION_HDR_CHECKSUM(fw))
section_info->len += FWDL_SECTION_CHKSUM_LEN;
section_info->redl = GET_FWSECTION_HDR_REDL(fw);
section_info->dladdr =
GET_FWSECTION_HDR_DL_ADDR(fw) & 0x1fffffff;
section_info->addr = bin;
bin += section_info->len;
fw += RTW89_FW_SECTION_HDR_SIZE;
section_info++;
}
if (fw_end != bin) {
rtw89_err(rtwdev, "[ERR]fw bin size\n");
return -EINVAL;
}
return 0;
}
static
int rtw89_mfw_recognize(struct rtw89_dev *rtwdev, enum rtw89_fw_type type,
struct rtw89_fw_suit *fw_suit)
{
struct rtw89_fw_info *fw_info = &rtwdev->fw;
const u8 *mfw = fw_info->firmware->data;
u32 mfw_len = fw_info->firmware->size;
const struct rtw89_mfw_hdr *mfw_hdr = (const struct rtw89_mfw_hdr *)mfw;
const struct rtw89_mfw_info *mfw_info;
int i;
if (mfw_hdr->sig != RTW89_MFW_SIG) {
rtw89_debug(rtwdev, RTW89_DBG_FW, "use legacy firmware\n");
/* legacy firmware support normal type only */
if (type != RTW89_FW_NORMAL)
return -EINVAL;
fw_suit->data = mfw;
fw_suit->size = mfw_len;
return 0;
}
for (i = 0; i < mfw_hdr->fw_nr; i++) {
mfw_info = &mfw_hdr->info[i];
if (mfw_info->cv != rtwdev->hal.cv ||
mfw_info->type != type ||
mfw_info->mp)
continue;
fw_suit->data = mfw + le32_to_cpu(mfw_info->shift);
fw_suit->size = le32_to_cpu(mfw_info->size);
return 0;
}
rtw89_err(rtwdev, "no suitable firmware found\n");
return -ENOENT;
}
static void rtw89_fw_update_ver(struct rtw89_dev *rtwdev,
enum rtw89_fw_type type,
struct rtw89_fw_suit *fw_suit)
{
const u8 *hdr = fw_suit->data;
fw_suit->major_ver = GET_FW_HDR_MAJOR_VERSION(hdr);
fw_suit->minor_ver = GET_FW_HDR_MINOR_VERSION(hdr);
fw_suit->sub_ver = GET_FW_HDR_SUBVERSION(hdr);
fw_suit->sub_idex = GET_FW_HDR_SUBINDEX(hdr);
fw_suit->build_year = GET_FW_HDR_YEAR(hdr);
fw_suit->build_mon = GET_FW_HDR_MONTH(hdr);
fw_suit->build_date = GET_FW_HDR_DATE(hdr);
fw_suit->build_hour = GET_FW_HDR_HOUR(hdr);
fw_suit->build_min = GET_FW_HDR_MIN(hdr);
fw_suit->cmd_ver = GET_FW_HDR_CMD_VERSERION(hdr);
rtw89_info(rtwdev,
"Firmware version %u.%u.%u.%u, cmd version %u, type %u\n",
fw_suit->major_ver, fw_suit->minor_ver, fw_suit->sub_ver,
fw_suit->sub_idex, fw_suit->cmd_ver, type);
}
static
int __rtw89_fw_recognize(struct rtw89_dev *rtwdev, enum rtw89_fw_type type)
{
struct rtw89_fw_suit *fw_suit = rtw89_fw_suit_get(rtwdev, type);
int ret;
ret = rtw89_mfw_recognize(rtwdev, type, fw_suit);
if (ret)
return ret;
rtw89_fw_update_ver(rtwdev, type, fw_suit);
return 0;
}
int rtw89_fw_recognize(struct rtw89_dev *rtwdev)
{
int ret;
ret = __rtw89_fw_recognize(rtwdev, RTW89_FW_NORMAL);
if (ret)
return ret;
/* It still works if wowlan firmware isn't existing. */
__rtw89_fw_recognize(rtwdev, RTW89_FW_WOWLAN);
return 0;
}
void rtw89_h2c_pkt_set_hdr(struct rtw89_dev *rtwdev, struct sk_buff *skb,
u8 type, u8 cat, u8 class, u8 func,
bool rack, bool dack, u32 len)
{
struct fwcmd_hdr *hdr;
hdr = (struct fwcmd_hdr *)skb_push(skb, 8);
if (!(rtwdev->fw.h2c_seq % 4))
rack = true;
hdr->hdr0 = cpu_to_le32(FIELD_PREP(H2C_HDR_DEL_TYPE, type) |
FIELD_PREP(H2C_HDR_CAT, cat) |
FIELD_PREP(H2C_HDR_CLASS, class) |
FIELD_PREP(H2C_HDR_FUNC, func) |
FIELD_PREP(H2C_HDR_H2C_SEQ, rtwdev->fw.h2c_seq));
hdr->hdr1 = cpu_to_le32(FIELD_PREP(H2C_HDR_TOTAL_LEN,
len + H2C_HEADER_LEN) |
(rack ? H2C_HDR_REC_ACK : 0) |
(dack ? H2C_HDR_DONE_ACK : 0));
rtwdev->fw.h2c_seq++;
}
static void rtw89_h2c_pkt_set_hdr_fwdl(struct rtw89_dev *rtwdev,
struct sk_buff *skb,
u8 type, u8 cat, u8 class, u8 func,
u32 len)
{
struct fwcmd_hdr *hdr;
hdr = (struct fwcmd_hdr *)skb_push(skb, 8);
hdr->hdr0 = cpu_to_le32(FIELD_PREP(H2C_HDR_DEL_TYPE, type) |
FIELD_PREP(H2C_HDR_CAT, cat) |
FIELD_PREP(H2C_HDR_CLASS, class) |
FIELD_PREP(H2C_HDR_FUNC, func) |
FIELD_PREP(H2C_HDR_H2C_SEQ, rtwdev->fw.h2c_seq));
hdr->hdr1 = cpu_to_le32(FIELD_PREP(H2C_HDR_TOTAL_LEN,
len + H2C_HEADER_LEN));
}
static int __rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, const u8 *fw, u32 len)
{
struct sk_buff *skb;
u32 ret = 0;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(len);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw hdr dl\n");
return -ENOMEM;
}
skb_put_data(skb, fw, len);
rtw89_h2c_pkt_set_hdr_fwdl(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_FWDL,
H2C_FUNC_MAC_FWHDR_DL, len);
ret = rtw89_h2c_tx(rtwdev, skb, false);
if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
ret = -1;
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return ret;
}
static int rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, const u8 *fw, u32 len)
{
u8 val;
int ret;
ret = __rtw89_fw_download_hdr(rtwdev, fw, len);
if (ret) {
rtw89_err(rtwdev, "[ERR]FW header download\n");
return ret;
}
ret = read_poll_timeout_atomic(rtw89_read8, val, val & B_AX_FWDL_PATH_RDY,
1, FWDL_WAIT_CNT, false,
rtwdev, R_AX_WCPU_FW_CTRL);
if (ret) {
rtw89_err(rtwdev, "[ERR]FWDL path ready\n");
return ret;
}
rtw89_write32(rtwdev, R_AX_HALT_H2C_CTRL, 0);
rtw89_write32(rtwdev, R_AX_HALT_C2H_CTRL, 0);
return 0;
}
static int __rtw89_fw_download_main(struct rtw89_dev *rtwdev,
struct rtw89_fw_hdr_section_info *info)
{
struct sk_buff *skb;
const u8 *section = info->addr;
u32 residue_len = info->len;
u32 pkt_len;
int ret;
while (residue_len) {
if (residue_len >= FWDL_SECTION_PER_PKT_LEN)
pkt_len = FWDL_SECTION_PER_PKT_LEN;
else
pkt_len = residue_len;
skb = rtw89_fw_h2c_alloc_skb_no_hdr(pkt_len);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put_data(skb, section, pkt_len);
ret = rtw89_h2c_tx(rtwdev, skb, true);
if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
ret = -1;
goto fail;
}
section += pkt_len;
residue_len -= pkt_len;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return ret;
}
static int rtw89_fw_download_main(struct rtw89_dev *rtwdev, const u8 *fw,
struct rtw89_fw_bin_info *info)
{
struct rtw89_fw_hdr_section_info *section_info = info->section_info;
u8 section_num = info->section_num;
int ret;
while (section_num--) {
ret = __rtw89_fw_download_main(rtwdev, section_info);
if (ret)
return ret;
section_info++;
}
mdelay(5);
ret = rtw89_fw_check_rdy(rtwdev);
if (ret) {
rtw89_warn(rtwdev, "download firmware fail\n");
return ret;
}
return 0;
}
static void rtw89_fw_prog_cnt_dump(struct rtw89_dev *rtwdev)
{
u32 val32;
u16 index;
rtw89_write32(rtwdev, R_AX_DBG_CTRL,
FIELD_PREP(B_AX_DBG_SEL0, FW_PROG_CNTR_DBG_SEL) |
FIELD_PREP(B_AX_DBG_SEL1, FW_PROG_CNTR_DBG_SEL));
rtw89_write32_mask(rtwdev, R_AX_SYS_STATUS1, B_AX_SEL_0XC0, MAC_DBG_SEL);
for (index = 0; index < 15; index++) {
val32 = rtw89_read32(rtwdev, R_AX_DBG_PORT_SEL);
rtw89_err(rtwdev, "[ERR]fw PC = 0x%x\n", val32);
fsleep(10);
}
}
static void rtw89_fw_dl_fail_dump(struct rtw89_dev *rtwdev)
{
u32 val32;
u16 val16;
val32 = rtw89_read32(rtwdev, R_AX_WCPU_FW_CTRL);
rtw89_err(rtwdev, "[ERR]fwdl 0x1E0 = 0x%x\n", val32);
val16 = rtw89_read16(rtwdev, R_AX_BOOT_DBG + 2);
rtw89_err(rtwdev, "[ERR]fwdl 0x83F2 = 0x%x\n", val16);
rtw89_fw_prog_cnt_dump(rtwdev);
}
int rtw89_fw_download(struct rtw89_dev *rtwdev, enum rtw89_fw_type type)
{
struct rtw89_fw_info *fw_info = &rtwdev->fw;
struct rtw89_fw_suit *fw_suit = rtw89_fw_suit_get(rtwdev, type);
struct rtw89_fw_bin_info info;
const u8 *fw = fw_suit->data;
u32 len = fw_suit->size;
u8 val;
int ret;
if (!fw || !len) {
rtw89_err(rtwdev, "fw type %d isn't recognized\n", type);
return -ENOENT;
}
ret = rtw89_fw_hdr_parser(rtwdev, fw, len, &info);
if (ret) {
rtw89_err(rtwdev, "parse fw header fail\n");
goto fwdl_err;
}
ret = read_poll_timeout_atomic(rtw89_read8, val, val & B_AX_H2C_PATH_RDY,
1, FWDL_WAIT_CNT, false,
rtwdev, R_AX_WCPU_FW_CTRL);
if (ret) {
rtw89_err(rtwdev, "[ERR]H2C path ready\n");
goto fwdl_err;
}
ret = rtw89_fw_download_hdr(rtwdev, fw, info.hdr_len);
if (ret) {
ret = -EBUSY;
goto fwdl_err;
}
ret = rtw89_fw_download_main(rtwdev, fw, &info);
if (ret) {
ret = -EBUSY;
goto fwdl_err;
}
fw_info->h2c_seq = 0;
fw_info->rec_seq = 0;
rtwdev->mac.rpwm_seq_num = RPWM_SEQ_NUM_MAX;
rtwdev->mac.cpwm_seq_num = CPWM_SEQ_NUM_MAX;
return ret;
fwdl_err:
rtw89_fw_dl_fail_dump(rtwdev);
return ret;
}
int rtw89_wait_firmware_completion(struct rtw89_dev *rtwdev)
{
struct rtw89_fw_info *fw = &rtwdev->fw;
wait_for_completion(&fw->completion);
if (!fw->firmware)
return -EINVAL;
return 0;
}
static void rtw89_load_firmware_cb(const struct firmware *firmware, void *context)
{
struct rtw89_fw_info *fw = context;
struct rtw89_dev *rtwdev = fw->rtwdev;
if (!firmware || !firmware->data) {
rtw89_err(rtwdev, "failed to request firmware\n");
complete_all(&fw->completion);
return;
}
fw->firmware = firmware;
complete_all(&fw->completion);
}
int rtw89_load_firmware(struct rtw89_dev *rtwdev)
{
struct rtw89_fw_info *fw = &rtwdev->fw;
const char *fw_name = rtwdev->chip->fw_name;
int ret;
fw->rtwdev = rtwdev;
init_completion(&fw->completion);
ret = request_firmware_nowait(THIS_MODULE, true, fw_name, rtwdev->dev,
GFP_KERNEL, fw, rtw89_load_firmware_cb);
if (ret) {
rtw89_err(rtwdev, "failed to async firmware request\n");
return ret;
}
return 0;
}
void rtw89_unload_firmware(struct rtw89_dev *rtwdev)
{
struct rtw89_fw_info *fw = &rtwdev->fw;
rtw89_wait_firmware_completion(rtwdev);
if (fw->firmware)
release_firmware(fw->firmware);
}
#define H2C_CAM_LEN 60
int rtw89_fw_h2c_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_CAM_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put(skb, H2C_CAM_LEN);
rtw89_cam_fill_addr_cam_info(rtwdev, rtwvif, skb->data);
rtw89_cam_fill_bssid_cam_info(rtwdev, rtwvif, skb->data);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC,
H2C_CL_MAC_ADDR_CAM_UPDATE,
H2C_FUNC_MAC_ADDR_CAM_UPD, 0, 1,
H2C_CAM_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_BA_CAM_LEN 4
int rtw89_fw_h2c_ba_cam(struct rtw89_dev *rtwdev, bool valid, u8 macid,
struct ieee80211_ampdu_params *params)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_BA_CAM_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for h2c ba cam\n");
return -ENOMEM;
}
skb_put(skb, H2C_BA_CAM_LEN);
SET_BA_CAM_MACID(skb->data, macid);
if (!valid)
goto end;
SET_BA_CAM_VALID(skb->data, valid);
SET_BA_CAM_TID(skb->data, params->tid);
if (params->buf_size > 64)
SET_BA_CAM_BMAP_SIZE(skb->data, 4);
else
SET_BA_CAM_BMAP_SIZE(skb->data, 0);
/* If init req is set, hw will set the ssn */
SET_BA_CAM_INIT_REQ(skb->data, 0);
SET_BA_CAM_SSN(skb->data, params->ssn);
end:
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC,
H2C_CL_BA_CAM,
H2C_FUNC_MAC_BA_CAM, 0, 1,
H2C_BA_CAM_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_LOG_CFG_LEN 12
int rtw89_fw_h2c_fw_log(struct rtw89_dev *rtwdev, bool enable)
{
struct sk_buff *skb;
u32 comp = enable ? BIT(RTW89_FW_LOG_COMP_INIT) | BIT(RTW89_FW_LOG_COMP_TASK) |
BIT(RTW89_FW_LOG_COMP_PS) | BIT(RTW89_FW_LOG_COMP_ERROR) : 0;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_LOG_CFG_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw log cfg\n");
return -ENOMEM;
}
skb_put(skb, H2C_LOG_CFG_LEN);
SET_LOG_CFG_LEVEL(skb->data, RTW89_FW_LOG_LEVEL_SER);
SET_LOG_CFG_PATH(skb->data, BIT(RTW89_FW_LOG_LEVEL_C2H));
SET_LOG_CFG_COMP(skb->data, comp);
SET_LOG_CFG_COMP_EXT(skb->data, 0);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC,
H2C_CL_FW_INFO,
H2C_FUNC_LOG_CFG, 0, 0,
H2C_LOG_CFG_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_GENERAL_PKT_LEN 6
#define H2C_GENERAL_PKT_ID_UND 0xff
int rtw89_fw_h2c_general_pkt(struct rtw89_dev *rtwdev, u8 macid)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_GENERAL_PKT_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put(skb, H2C_GENERAL_PKT_LEN);
SET_GENERAL_PKT_MACID(skb->data, macid);
SET_GENERAL_PKT_PROBRSP_ID(skb->data, H2C_GENERAL_PKT_ID_UND);
SET_GENERAL_PKT_PSPOLL_ID(skb->data, H2C_GENERAL_PKT_ID_UND);
SET_GENERAL_PKT_NULL_ID(skb->data, H2C_GENERAL_PKT_ID_UND);
SET_GENERAL_PKT_QOS_NULL_ID(skb->data, H2C_GENERAL_PKT_ID_UND);
SET_GENERAL_PKT_CTS2SELF_ID(skb->data, H2C_GENERAL_PKT_ID_UND);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC,
H2C_CL_FW_INFO,
H2C_FUNC_MAC_GENERAL_PKT, 0, 1,
H2C_GENERAL_PKT_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_LPS_PARM_LEN 8
int rtw89_fw_h2c_lps_parm(struct rtw89_dev *rtwdev,
struct rtw89_lps_parm *lps_param)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_LPS_PARM_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put(skb, H2C_LPS_PARM_LEN);
SET_LPS_PARM_MACID(skb->data, lps_param->macid);
SET_LPS_PARM_PSMODE(skb->data, lps_param->psmode);
SET_LPS_PARM_LASTRPWM(skb->data, lps_param->lastrpwm);
SET_LPS_PARM_RLBM(skb->data, 1);
SET_LPS_PARM_SMARTPS(skb->data, 1);
SET_LPS_PARM_AWAKEINTERVAL(skb->data, 1);
SET_LPS_PARM_VOUAPSD(skb->data, 0);
SET_LPS_PARM_VIUAPSD(skb->data, 0);
SET_LPS_PARM_BEUAPSD(skb->data, 0);
SET_LPS_PARM_BKUAPSD(skb->data, 0);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC,
H2C_CL_MAC_PS,
H2C_FUNC_MAC_LPS_PARM, 0, 1,
H2C_LPS_PARM_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_CMC_TBL_LEN 68
int rtw89_fw_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev, u8 macid)
{
struct rtw89_hal *hal = &rtwdev->hal;
struct sk_buff *skb;
u8 ntx_path = hal->antenna_tx ? hal->antenna_tx : RF_B;
u8 map_b = hal->antenna_tx == RF_AB ? 1 : 0;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_CMC_TBL_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put(skb, H2C_CMC_TBL_LEN);
SET_CTRL_INFO_MACID(skb->data, macid);
SET_CTRL_INFO_OPERATION(skb->data, 1);
SET_CMC_TBL_TXPWR_MODE(skb->data, 0);
SET_CMC_TBL_NTX_PATH_EN(skb->data, ntx_path);
SET_CMC_TBL_PATH_MAP_A(skb->data, 0);
SET_CMC_TBL_PATH_MAP_B(skb->data, map_b);
SET_CMC_TBL_PATH_MAP_C(skb->data, 0);
SET_CMC_TBL_PATH_MAP_D(skb->data, 0);
SET_CMC_TBL_ANTSEL_A(skb->data, 0);
SET_CMC_TBL_ANTSEL_B(skb->data, 0);
SET_CMC_TBL_ANTSEL_C(skb->data, 0);
SET_CMC_TBL_ANTSEL_D(skb->data, 0);
SET_CMC_TBL_DOPPLER_CTRL(skb->data, 0);
SET_CMC_TBL_TXPWR_TOLERENCE(skb->data, 0);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG,
H2C_FUNC_MAC_CCTLINFO_UD, 0, 1,
H2C_CMC_TBL_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
static void __get_sta_he_pkt_padding(struct rtw89_dev *rtwdev,
struct ieee80211_sta *sta, u8 *pads)
{
bool ppe_th;
u8 ppe16, ppe8;
u8 nss = min(sta->rx_nss, rtwdev->hal.tx_nss) - 1;
u8 ppe_thres_hdr = sta->he_cap.ppe_thres[0];
u8 ru_bitmap;
u8 n, idx, sh;
u16 ppe;
int i;
if (!sta->he_cap.has_he)
return;
ppe_th = FIELD_GET(IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT,
sta->he_cap.he_cap_elem.phy_cap_info[6]);
if (!ppe_th) {
u8 pad;
pad = FIELD_GET(IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK,
sta->he_cap.he_cap_elem.phy_cap_info[9]);
for (i = 0; i < RTW89_PPE_BW_NUM; i++)
pads[i] = pad;
}
ru_bitmap = FIELD_GET(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK, ppe_thres_hdr);
n = hweight8(ru_bitmap);
n = 7 + (n * IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2) * nss;
for (i = 0; i < RTW89_PPE_BW_NUM; i++) {
if (!(ru_bitmap & BIT(i))) {
pads[i] = 1;
continue;
}
idx = n >> 3;
sh = n & 7;
n += IEEE80211_PPE_THRES_INFO_PPET_SIZE * 2;
ppe = le16_to_cpu(*((__le16 *)&sta->he_cap.ppe_thres[idx]));
ppe16 = (ppe >> sh) & IEEE80211_PPE_THRES_NSS_MASK;
sh += IEEE80211_PPE_THRES_INFO_PPET_SIZE;
ppe8 = (ppe >> sh) & IEEE80211_PPE_THRES_NSS_MASK;
if (ppe16 != 7 && ppe8 == 7)
pads[i] = 2;
else if (ppe8 != 7)
pads[i] = 1;
else
pads[i] = 0;
}
}
int rtw89_fw_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev,
struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
struct sk_buff *skb;
u8 pads[RTW89_PPE_BW_NUM];
memset(pads, 0, sizeof(pads));
__get_sta_he_pkt_padding(rtwdev, sta, pads);
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_CMC_TBL_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put(skb, H2C_CMC_TBL_LEN);
SET_CTRL_INFO_MACID(skb->data, rtwsta->mac_id);
SET_CTRL_INFO_OPERATION(skb->data, 1);
SET_CMC_TBL_DISRTSFB(skb->data, 1);
SET_CMC_TBL_DISDATAFB(skb->data, 1);
SET_CMC_TBL_RTS_TXCNT_LMT_SEL(skb->data, 0);
SET_CMC_TBL_DATA_TXCNT_LMT_SEL(skb->data, 0);
if (vif->type == NL80211_IFTYPE_STATION)
SET_CMC_TBL_ULDL(skb->data, 1);
else
SET_CMC_TBL_ULDL(skb->data, 0);
SET_CMC_TBL_MULTI_PORT_ID(skb->data, rtwvif->port);
SET_CMC_TBL_NOMINAL_PKT_PADDING(skb->data, pads[RTW89_CHANNEL_WIDTH_20]);
SET_CMC_TBL_NOMINAL_PKT_PADDING40(skb->data, pads[RTW89_CHANNEL_WIDTH_40]);
SET_CMC_TBL_NOMINAL_PKT_PADDING80(skb->data, pads[RTW89_CHANNEL_WIDTH_80]);
SET_CMC_TBL_BSR_QUEUE_SIZE_FORMAT(skb->data, sta->he_cap.has_he);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG,
H2C_FUNC_MAC_CCTLINFO_UD, 0, 1,
H2C_CMC_TBL_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
struct rtw89_sta *rtwsta)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_CMC_TBL_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for fw dl\n");
return -ENOMEM;
}
skb_put(skb, H2C_CMC_TBL_LEN);
SET_CTRL_INFO_MACID(skb->data, rtwsta->mac_id);
SET_CTRL_INFO_OPERATION(skb->data, 1);
if (rtwsta->cctl_tx_time) {
SET_CMC_TBL_AMPDU_TIME_SEL(skb->data, 1);
SET_CMC_TBL_AMPDU_MAX_TIME(skb->data, rtwsta->ampdu_max_time);
}
if (rtwsta->cctl_tx_retry_limit) {
SET_CMC_TBL_DATA_TXCNT_LMT_SEL(skb->data, 1);
SET_CMC_TBL_DATA_TX_CNT_LMT(skb->data, rtwsta->data_tx_cnt_lmt);
}
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_FR_EXCHG,
H2C_FUNC_MAC_CCTLINFO_UD, 0, 1,
H2C_CMC_TBL_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_VIF_MAINTAIN_LEN 4
int rtw89_fw_h2c_vif_maintain(struct rtw89_dev *rtwdev,
struct rtw89_vif *rtwvif,
enum rtw89_upd_mode upd_mode)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_VIF_MAINTAIN_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for h2c join\n");
return -ENOMEM;
}
skb_put(skb, H2C_VIF_MAINTAIN_LEN);
SET_FWROLE_MAINTAIN_MACID(skb->data, rtwvif->mac_id);
SET_FWROLE_MAINTAIN_SELF_ROLE(skb->data, rtwvif->self_role);
SET_FWROLE_MAINTAIN_UPD_MODE(skb->data, upd_mode);
SET_FWROLE_MAINTAIN_WIFI_ROLE(skb->data, rtwvif->wifi_role);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_MEDIA_RPT,
H2C_FUNC_MAC_FWROLE_MAINTAIN, 0, 1,
H2C_VIF_MAINTAIN_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
#define H2C_JOIN_INFO_LEN 4
int rtw89_fw_h2c_join_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
u8 dis_conn)
{
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_JOIN_INFO_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for h2c join\n");
return -ENOMEM;
}
skb_put(skb, H2C_JOIN_INFO_LEN);
SET_JOININFO_MACID(skb->data, rtwvif->mac_id);
SET_JOININFO_OP(skb->data, dis_conn);
SET_JOININFO_BAND(skb->data, rtwvif->mac_idx);
SET_JOININFO_WMM(skb->data, rtwvif->wmm);
SET_JOININFO_TGR(skb->data, rtwvif->trigger);
SET_JOININFO_ISHESTA(skb->data, 0);
SET_JOININFO_DLBW(skb->data, 0);
SET_JOININFO_TF_MAC_PAD(skb->data, 0);
SET_JOININFO_DL_T_PE(skb->data, 0);
SET_JOININFO_PORT_ID(skb->data, rtwvif->port);
SET_JOININFO_NET_TYPE(skb->data, rtwvif->net_type);
SET_JOININFO_WIFI_ROLE(skb->data, rtwvif->wifi_role);
SET_JOININFO_SELF_ROLE(skb->data, rtwvif->self_role);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_MEDIA_RPT,
H2C_FUNC_MAC_JOININFO, 0, 1,
H2C_JOIN_INFO_LEN);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return -EBUSY;
}
int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp,
bool pause)
{
struct rtw89_fw_macid_pause_grp h2c = {{0}};
u8 len = sizeof(struct rtw89_fw_macid_pause_grp);
struct sk_buff *skb;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(H2C_JOIN_INFO_LEN);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for h2c join\n");
return -ENOMEM;
}
h2c.mask_grp[grp] = cpu_to_le32(BIT(sh));
if (pause)
h2c.pause_grp[grp] = cpu_to_le32(BIT(sh));
skb_put_data(skb, &h2c, len);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD,
H2C_FUNC_MAC_MACID_PAUSE, 1, 0,
len);
if (rtw89_h2c_tx(rtwdev, skb, false)) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}