github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-02 11:33:28 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

wifi: rtw89: rfk: add firmware command to do CIM3K

Browse Source 
CIM is short for counter intermodulation products 3rd-order. Due to
non-linearity in transmit path, need a calibration to yield performance
for RF system.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20260123013957.16418-4-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih 2026-01-23 09:39:49 +08:00
parent 9df3575ed2
commit 17b75fbf9c
4 changed files with 77 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
drivers/net/wireless/realtek/rtw89/fw.c
View File

@ -7657,6 +7657,47 @@ int rtw89_fw_h2c_rf_txiqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx,
return ret;
}
int rtw89_fw_h2c_rf_cim3k(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx,
const struct rtw89_chan *chan)
{
struct rtw89_h2c_rf_cim3k *h2c;
u32 len = sizeof(*h2c);
struct sk_buff *skb;
int ret;
skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for h2c RF CIM3K\n");
return -ENOMEM;
}
skb_put(skb, len);
h2c = (struct rtw89_h2c_rf_cim3k *)skb->data;
h2c->len = len;
h2c->phy = phy_idx;
h2c->kpath = RF_AB;
h2c->cur_band = chan->band_type;
h2c->cur_bw = chan->band_width;
h2c->cur_ch = chan->channel;
h2c->cim3k_dbg_en = rtw89_debug_is_enabled(rtwdev, RTW89_DBG_RFK);
rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_OUTSRC, H2C_CL_OUTSRC_RF_FW_RFK,
H2C_FUNC_RFK_CIM3K_OFFOAD, 0, 0, len);
ret = rtw89_h2c_tx(rtwdev, skb, false);
if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
return 0;
fail:
dev_kfree_skb_any(skb);
return ret;
}
int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev,
u8 h2c_class, u8 h2c_func, u8 *buf, u16 len,
bool rack, bool dack)

15
drivers/net/wireless/realtek/rtw89/fw.h
View File

@ -4719,6 +4719,7 @@ enum rtw89_rfk_offload_h2c_func {
H2C_FUNC_RFK_PRE_NOTIFY = 0x8,
H2C_FUNC_RFK_TAS_OFFLOAD = 0x9,
H2C_FUNC_RFK_TXIQK_OFFOAD = 0xc,
H2C_FUNC_RFK_CIM3K_OFFOAD = 0xe,
};
struct rtw89_fw_h2c_rf_get_mccch {
@ -4948,6 +4949,18 @@ struct rtw89_h2c_rf_txiqk {
u8 txiqk_dbg_en;
} __packed;
struct rtw89_h2c_rf_cim3k {
u8 len;
u8 phy;
u8 su_cim3k_enable[2];
u8 ru_cim3k_enable[2];
u8 kpath;
u8 cur_band;
u8 cur_bw;
u8 cur_ch;
u8 cim3k_dbg_en;
} __packed;
enum rtw89_rf_log_type {
RTW89_RF_RUN_LOG = 0,
RTW89_RF_RPT_LOG = 1,
@ -5270,6 +5283,8 @@ int rtw89_fw_h2c_rf_rxdck(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx,
int rtw89_fw_h2c_rf_tas_trigger(struct rtw89_dev *rtwdev, bool enable);
int rtw89_fw_h2c_rf_txiqk(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx,
const struct rtw89_chan *chan);
int rtw89_fw_h2c_rf_cim3k(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx,
const struct rtw89_chan *chan);
int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev,
u8 h2c_class, u8 h2c_func, u8 *buf, u16 len,
bool rack, bool dack);

17
drivers/net/wireless/realtek/rtw89/phy.c
View File

@ -4149,6 +4149,23 @@ int rtw89_phy_rfk_txiqk_and_wait(struct rtw89_dev *rtwdev,
}
EXPORT_SYMBOL(rtw89_phy_rfk_txiqk_and_wait);
int rtw89_phy_rfk_cim3k_and_wait(struct rtw89_dev *rtwdev,
enum rtw89_phy_idx phy_idx,
const struct rtw89_chan *chan,
unsigned int ms)
{
int ret;
rtw89_phy_rfk_report_prep(rtwdev);
ret = rtw89_fw_h2c_rf_cim3k(rtwdev, phy_idx, chan);
if (ret)
return ret;
return rtw89_phy_rfk_report_wait(rtwdev, "CIM3k", ms);
}
EXPORT_SYMBOL(rtw89_phy_rfk_cim3k_and_wait);
static u32 phy_tssi_get_cck_group(u8 ch)
{
switch (ch) {

4
drivers/net/wireless/realtek/rtw89/phy.h
View File

@ -1036,6 +1036,10 @@ int rtw89_phy_rfk_txiqk_and_wait(struct rtw89_dev *rtwdev,
enum rtw89_phy_idx phy_idx,
const struct rtw89_chan *chan,
unsigned int ms);
int rtw89_phy_rfk_cim3k_and_wait(struct rtw89_dev *rtwdev,
enum rtw89_phy_idx phy_idx,
const struct rtw89_chan *chan,
unsigned int ms);
void rtw89_phy_rfk_tssi_fill_fwcmd_efuse_to_de(struct rtw89_dev *rtwdev,
enum rtw89_phy_idx phy,
const struct rtw89_chan *chan,