2022-09-14 03:55:03

by Ping-Ke Shih

[permalink] [raw]
Subject: [PATCH 1/4] wifi: rtw89: unify use of rtw89_h2c_tx()

Seaprate calling of rtw89_h2c_tx() out of if-expression, and bypass the
return value to upper caller.

Signed-off-by: Ping-Ke Shih <[email protected]>
---
drivers/net/wireless/realtek/rtw89/fw.c | 185 ++++++++++++++++--------
1 file changed, 123 insertions(+), 62 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index f93d65c00f42f..7605c77022fdf 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -615,6 +615,7 @@ int rtw89_fw_h2c_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
struct rtw89_sta *rtwsta, const u8 *scan_mac_addr)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_CAM_LEN);
if (!skb) {
@@ -631,7 +632,8 @@ int rtw89_fw_h2c_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
H2C_FUNC_MAC_ADDR_CAM_UPD, 0, 1,
H2C_CAM_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -640,7 +642,7 @@ int rtw89_fw_h2c_cam(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_DCTL_SEC_CAM_LEN 68
@@ -649,6 +651,7 @@ int rtw89_fw_h2c_dctl_sec_cam_v1(struct rtw89_dev *rtwdev,
struct rtw89_sta *rtwsta)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_DCTL_SEC_CAM_LEN);
if (!skb) {
@@ -665,7 +668,8 @@ int rtw89_fw_h2c_dctl_sec_cam_v1(struct rtw89_dev *rtwdev,
H2C_FUNC_MAC_DCTLINFO_UD_V1, 0, 0,
H2C_DCTL_SEC_CAM_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -674,7 +678,7 @@ int rtw89_fw_h2c_dctl_sec_cam_v1(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}
EXPORT_SYMBOL(rtw89_fw_h2c_dctl_sec_cam_v1);

@@ -737,7 +741,8 @@ int rtw89_fw_h2c_ba_cam(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta,
H2C_FUNC_MAC_BA_CAM, 0, 1,
H2C_BA_CAM_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -746,13 +751,14 @@ int rtw89_fw_h2c_ba_cam(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

static int rtw89_fw_h2c_init_dynamic_ba_cam_v1(struct rtw89_dev *rtwdev,
u8 entry_idx, u8 uid)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_BA_CAM_LEN);
if (!skb) {
@@ -773,7 +779,8 @@ static int rtw89_fw_h2c_init_dynamic_ba_cam_v1(struct rtw89_dev *rtwdev,
H2C_FUNC_MAC_BA_CAM, 0, 1,
H2C_BA_CAM_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -782,7 +789,7 @@ static int rtw89_fw_h2c_init_dynamic_ba_cam_v1(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

void rtw89_fw_h2c_init_ba_cam_v1(struct rtw89_dev *rtwdev)
@@ -805,6 +812,7 @@ 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;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LOG_CFG_LEN);
if (!skb) {
@@ -824,7 +832,8 @@ int rtw89_fw_h2c_fw_log(struct rtw89_dev *rtwdev, bool enable)
H2C_FUNC_LOG_CFG, 0, 0,
H2C_LOG_CFG_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -833,7 +842,7 @@ int rtw89_fw_h2c_fw_log(struct rtw89_dev *rtwdev, bool enable)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_GENERAL_PKT_LEN 6
@@ -841,6 +850,7 @@ int rtw89_fw_h2c_fw_log(struct rtw89_dev *rtwdev, bool enable)
int rtw89_fw_h2c_general_pkt(struct rtw89_dev *rtwdev, u8 macid)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_GENERAL_PKT_LEN);
if (!skb) {
@@ -861,7 +871,8 @@ int rtw89_fw_h2c_general_pkt(struct rtw89_dev *rtwdev, u8 macid)
H2C_FUNC_MAC_GENERAL_PKT, 0, 1,
H2C_GENERAL_PKT_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -870,7 +881,7 @@ int rtw89_fw_h2c_general_pkt(struct rtw89_dev *rtwdev, u8 macid)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LPS_PARM_LEN 8
@@ -878,6 +889,7 @@ int rtw89_fw_h2c_lps_parm(struct rtw89_dev *rtwdev,
struct rtw89_lps_parm *lps_param)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LPS_PARM_LEN);
if (!skb) {
@@ -903,7 +915,8 @@ int rtw89_fw_h2c_lps_parm(struct rtw89_dev *rtwdev,
H2C_FUNC_MAC_LPS_PARM, 0, 1,
H2C_LPS_PARM_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -912,7 +925,7 @@ int rtw89_fw_h2c_lps_parm(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

static void __rtw89_fw_h2c_set_tx_path(struct rtw89_dev *rtwdev,
@@ -936,6 +949,7 @@ int rtw89_fw_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev,
const struct rtw89_chip_info *chip = rtwdev->chip;
struct sk_buff *skb;
u8 macid = rtwvif->mac_id;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_CMC_TBL_LEN);
if (!skb) {
@@ -963,7 +977,8 @@ int rtw89_fw_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev,
chip->h2c_cctl_func_id, 0, 1,
H2C_CMC_TBL_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -972,7 +987,7 @@ int rtw89_fw_h2c_default_cmac_tbl(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

static void __get_sta_he_pkt_padding(struct rtw89_dev *rtwdev,
@@ -1043,6 +1058,7 @@ int rtw89_fw_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev,
struct sk_buff *skb;
u8 pads[RTW89_PPE_BW_NUM];
u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id;
+ int ret;

memset(pads, 0, sizeof(pads));
if (sta)
@@ -1091,7 +1107,8 @@ int rtw89_fw_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev,
chip->h2c_cctl_func_id, 0, 1,
H2C_CMC_TBL_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1100,7 +1117,7 @@ int rtw89_fw_h2c_assoc_cmac_tbl(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
@@ -1108,6 +1125,7 @@ int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
{
const struct rtw89_chip_info *chip = rtwdev->chip;
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_CMC_TBL_LEN);
if (!skb) {
@@ -1131,7 +1149,8 @@ int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
chip->h2c_cctl_func_id, 0, 1,
H2C_CMC_TBL_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1140,7 +1159,7 @@ int rtw89_fw_h2c_txtime_cmac_tbl(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_txpath_cmac_tbl(struct rtw89_dev *rtwdev,
@@ -1192,6 +1211,7 @@ int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev,
struct sk_buff *skb_beacon;
u16 tim_offset;
int bcn_total_len;
+ int ret;

skb_beacon = ieee80211_beacon_get_tim(rtwdev->hw, vif, &tim_offset,
NULL, 0);
@@ -1227,10 +1247,11 @@ int rtw89_fw_h2c_update_beacon(struct rtw89_dev *rtwdev,
H2C_FUNC_MAC_BCN_UPD, 0, 1,
bcn_total_len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
dev_kfree_skb_any(skb);
- return -EBUSY;
+ return ret;
}

return 0;
@@ -1245,6 +1266,7 @@ int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev,
struct sk_buff *skb;
u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id;
u8 self_role;
+ int ret;

if (rtwvif->net_type == RTW89_NET_TYPE_AP_MODE) {
if (rtwsta)
@@ -1271,7 +1293,8 @@ int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev,
H2C_FUNC_MAC_FWROLE_MAINTAIN, 0, 1,
H2C_ROLE_MAINTAIN_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1280,7 +1303,7 @@ int rtw89_fw_h2c_role_maintain(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_JOIN_INFO_LEN 4
@@ -1291,6 +1314,7 @@ int rtw89_fw_h2c_join_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
u8 mac_id = rtwsta ? rtwsta->mac_id : rtwvif->mac_id;
u8 self_role = rtwvif->self_role;
u8 net_type = rtwvif->net_type;
+ int ret;

if (net_type == RTW89_NET_TYPE_AP_MODE && rtwsta) {
self_role = RTW89_SELF_ROLE_AP_CLIENT;
@@ -1322,7 +1346,8 @@ int rtw89_fw_h2c_join_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
H2C_FUNC_MAC_JOININFO, 0, 1,
H2C_JOIN_INFO_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1331,7 +1356,7 @@ int rtw89_fw_h2c_join_info(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp,
@@ -1340,6 +1365,7 @@ int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp,
struct rtw89_fw_macid_pause_grp h2c = {{0}};
u8 len = sizeof(struct rtw89_fw_macid_pause_grp);
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_JOIN_INFO_LEN);
if (!skb) {
@@ -1356,7 +1382,8 @@ int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp,
H2C_FUNC_MAC_MACID_PAUSE, 1, 0,
len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1365,7 +1392,7 @@ int rtw89_fw_h2c_macid_pause(struct rtw89_dev *rtwdev, u8 sh, u8 grp,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_EDCA_LEN 12
@@ -1373,6 +1400,7 @@ int rtw89_fw_h2c_set_edca(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
u8 ac, u32 val)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_EDCA_LEN);
if (!skb) {
@@ -1391,7 +1419,8 @@ int rtw89_fw_h2c_set_edca(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
H2C_FUNC_USR_EDCA, 0, 1,
H2C_EDCA_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1400,7 +1429,7 @@ int rtw89_fw_h2c_set_edca(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_OFLD_CFG_LEN 8
@@ -1408,6 +1437,7 @@ int rtw89_fw_h2c_set_ofld_cfg(struct rtw89_dev *rtwdev)
{
static const u8 cfg[] = {0x09, 0x00, 0x00, 0x00, 0x5e, 0x00, 0x00, 0x00};
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_OFLD_CFG_LEN);
if (!skb) {
@@ -1421,7 +1451,8 @@ int rtw89_fw_h2c_set_ofld_cfg(struct rtw89_dev *rtwdev)
H2C_FUNC_OFLD_CFG, 0, 1,
H2C_OFLD_CFG_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1430,7 +1461,7 @@ int rtw89_fw_h2c_set_ofld_cfg(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_RA_LEN 16
@@ -1438,6 +1469,7 @@ int rtw89_fw_h2c_ra(struct rtw89_dev *rtwdev, struct rtw89_ra_info *ra, bool csi
{
struct sk_buff *skb;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_RA_LEN);
if (!skb) {
@@ -1486,7 +1518,8 @@ int rtw89_fw_h2c_ra(struct rtw89_dev *rtwdev, struct rtw89_ra_info *ra, bool csi
H2C_FUNC_OUTSRC_RA_MACIDCFG, 0, 0,
H2C_RA_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1495,7 +1528,7 @@ int rtw89_fw_h2c_ra(struct rtw89_dev *rtwdev, struct rtw89_ra_info *ra, bool csi
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LEN_CXDRVHDR 2
@@ -1509,6 +1542,7 @@ int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev)
struct rtw89_btc_ant_info *ant = &module->ant;
struct sk_buff *skb;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_CXDRVINFO_INIT);
if (!skb) {
@@ -1545,7 +1579,8 @@ int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev)
SET_DRV_INFO, 0, 0,
H2C_LEN_CXDRVINFO_INIT);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1554,7 +1589,7 @@ int rtw89_fw_h2c_cxdrv_init(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define PORT_DATA_OFFSET 4
@@ -1573,6 +1608,7 @@ int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev)
struct sk_buff *skb;
u8 offset = 0;
u8 *cmd;
+ int ret;
int i;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_CXDRVINFO_ROLE);
@@ -1623,7 +1659,8 @@ int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev)
SET_DRV_INFO, 0, 0,
H2C_LEN_CXDRVINFO_ROLE);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1632,7 +1669,7 @@ int rtw89_fw_h2c_cxdrv_role(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev)
@@ -1644,6 +1681,7 @@ int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev)
struct rtw89_btc_wl_active_role_v1 *active = role_info->active_role_v1;
struct sk_buff *skb;
u8 *cmd, offset;
+ int ret;
int i;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_CXDRVINFO_ROLE_V1);
@@ -1704,7 +1742,8 @@ int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev)
SET_DRV_INFO, 0, 0,
H2C_LEN_CXDRVINFO_ROLE_V1);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1713,7 +1752,7 @@ int rtw89_fw_h2c_cxdrv_role_v1(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LEN_CXDRVINFO_CTRL (4 + H2C_LEN_CXDRVHDR)
@@ -1723,6 +1762,7 @@ int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev)
struct rtw89_btc_ctrl *ctrl = &btc->ctrl;
struct sk_buff *skb;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_CXDRVINFO_CTRL);
if (!skb) {
@@ -1745,7 +1785,8 @@ int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev)
SET_DRV_INFO, 0, 0,
H2C_LEN_CXDRVINFO_CTRL);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1754,7 +1795,7 @@ int rtw89_fw_h2c_cxdrv_ctrl(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LEN_CXDRVINFO_RFK (4 + H2C_LEN_CXDRVHDR)
@@ -1765,6 +1806,7 @@ int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev)
struct rtw89_btc_wl_rfk_info *rfk_info = &wl->rfk_info;
struct sk_buff *skb;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_CXDRVINFO_RFK);
if (!skb) {
@@ -1788,7 +1830,8 @@ int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev)
SET_DRV_INFO, 0, 0,
H2C_LEN_CXDRVINFO_RFK);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1797,7 +1840,7 @@ int rtw89_fw_h2c_cxdrv_rfk(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LEN_PKT_OFLD 4
@@ -1805,6 +1848,7 @@ int rtw89_fw_h2c_del_pkt_offload(struct rtw89_dev *rtwdev, u8 id)
{
struct sk_buff *skb;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_PKT_OFLD);
if (!skb) {
@@ -1822,7 +1866,8 @@ int rtw89_fw_h2c_del_pkt_offload(struct rtw89_dev *rtwdev, u8 id)
H2C_FUNC_PACKET_OFLD, 1, 1,
H2C_LEN_PKT_OFLD);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1831,7 +1876,7 @@ int rtw89_fw_h2c_del_pkt_offload(struct rtw89_dev *rtwdev, u8 id)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_add_pkt_offload(struct rtw89_dev *rtwdev, u8 *id,
@@ -1840,6 +1885,7 @@ int rtw89_fw_h2c_add_pkt_offload(struct rtw89_dev *rtwdev, u8 *id,
struct sk_buff *skb;
u8 *cmd;
u8 alloc_id;
+ int ret;

alloc_id = rtw89_core_acquire_bit_map(rtwdev->pkt_offload,
RTW89_MAX_PKT_OFLD_NUM);
@@ -1866,7 +1912,8 @@ int rtw89_fw_h2c_add_pkt_offload(struct rtw89_dev *rtwdev, u8 *id,
H2C_FUNC_PACKET_OFLD, 1, 1,
H2C_LEN_PKT_OFLD + skb_ofld->len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1875,7 +1922,7 @@ int rtw89_fw_h2c_add_pkt_offload(struct rtw89_dev *rtwdev, u8 *id,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LEN_SCAN_LIST_OFFLOAD 4
@@ -1886,6 +1933,7 @@ int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int len,
struct sk_buff *skb;
int skb_len = H2C_LEN_SCAN_LIST_OFFLOAD + len * RTW89_MAC_CHINFO_SIZE;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, skb_len);
if (!skb) {
@@ -1930,7 +1978,8 @@ int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int len,
H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD,
H2C_FUNC_ADD_SCANOFLD_CH, 1, 1, skb_len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1939,7 +1988,7 @@ int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int len,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

#define H2C_LEN_SCAN_OFFLOAD 28
@@ -1950,6 +1999,7 @@ int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev,
struct rtw89_hw_scan_info *scan_info = &rtwdev->scan_info;
struct sk_buff *skb;
u8 *cmd;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_SCAN_OFFLOAD);
if (!skb) {
@@ -1982,7 +2032,8 @@ int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev,
H2C_FUNC_SCANOFLD, 1, 1,
H2C_LEN_SCAN_OFFLOAD);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -1991,7 +2042,7 @@ int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_rf_reg(struct rtw89_dev *rtwdev,
@@ -2001,6 +2052,7 @@ int rtw89_fw_h2c_rf_reg(struct rtw89_dev *rtwdev,
struct sk_buff *skb;
u8 class = info->rf_path == RF_PATH_A ?
H2C_CL_OUTSRC_RF_REG_A : H2C_CL_OUTSRC_RF_REG_B;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
if (!skb) {
@@ -2013,7 +2065,8 @@ int rtw89_fw_h2c_rf_reg(struct rtw89_dev *rtwdev,
H2C_CAT_OUTSRC, class, page, 0, 0,
len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -2022,7 +2075,7 @@ int rtw89_fw_h2c_rf_reg(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_rf_ntfy_mcc(struct rtw89_dev *rtwdev)
@@ -2031,6 +2084,7 @@ int rtw89_fw_h2c_rf_ntfy_mcc(struct rtw89_dev *rtwdev)
struct rtw89_mcc_info *mcc_info = &rtwdev->mcc;
struct rtw89_fw_h2c_rf_get_mccch *mccch;
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, sizeof(*mccch));
if (!skb) {
@@ -2052,7 +2106,8 @@ int rtw89_fw_h2c_rf_ntfy_mcc(struct rtw89_dev *rtwdev)
H2C_FUNC_OUTSRC_RF_GET_MCCCH, 0, 0,
sizeof(*mccch));

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -2061,7 +2116,7 @@ int rtw89_fw_h2c_rf_ntfy_mcc(struct rtw89_dev *rtwdev)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}
EXPORT_SYMBOL(rtw89_fw_h2c_rf_ntfy_mcc);

@@ -2070,6 +2125,7 @@ int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev,
bool rack, bool dack)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
if (!skb) {
@@ -2082,7 +2138,8 @@ int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev,
H2C_CAT_OUTSRC, h2c_class, h2c_func, rack, dack,
len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -2091,12 +2148,13 @@ int rtw89_fw_h2c_raw_with_hdr(struct rtw89_dev *rtwdev,
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

int rtw89_fw_h2c_raw(struct rtw89_dev *rtwdev, const u8 *buf, u16 len)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_no_hdr(rtwdev, len);
if (!skb) {
@@ -2105,7 +2163,8 @@ int rtw89_fw_h2c_raw(struct rtw89_dev *rtwdev, const u8 *buf, u16 len)
}
skb_put_data(skb, buf, len);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -2114,7 +2173,7 @@ int rtw89_fw_h2c_raw(struct rtw89_dev *rtwdev, const u8 *buf, u16 len)
fail:
dev_kfree_skb_any(skb);

- return -EBUSY;
+ return ret;
}

void rtw89_fw_send_all_early_h2c(struct rtw89_dev *rtwdev)
@@ -2643,6 +2702,7 @@ void rtw89_store_op_chan(struct rtw89_dev *rtwdev, bool backup)
int rtw89_fw_h2c_trigger_cpu_exception(struct rtw89_dev *rtwdev)
{
struct sk_buff *skb;
+ int ret;

skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_FW_CPU_EXCEPTION_LEN);
if (!skb) {
@@ -2661,7 +2721,8 @@ int rtw89_fw_h2c_trigger_cpu_exception(struct rtw89_dev *rtwdev)
H2C_FUNC_CPU_EXCEPTION, 0, 0,
H2C_FW_CPU_EXCEPTION_LEN);

- if (rtw89_h2c_tx(rtwdev, skb, false)) {
+ ret = rtw89_h2c_tx(rtwdev, skb, false);
+ if (ret) {
rtw89_err(rtwdev, "failed to send h2c\n");
goto fail;
}
@@ -2670,5 +2731,5 @@ int rtw89_fw_h2c_trigger_cpu_exception(struct rtw89_dev *rtwdev)

fail:
dev_kfree_skb_any(skb);
- return -EBUSY;
+ return ret;
}
--
2.25.1


2022-09-19 10:05:25

by Kalle Valo

[permalink] [raw]
Subject: Re: [PATCH 1/4] wifi: rtw89: unify use of rtw89_h2c_tx()

Ping-Ke Shih <[email protected]> wrote:

> Seaprate calling of rtw89_h2c_tx() out of if-expression, and bypass the
> return value to upper caller.
>
> Signed-off-by: Ping-Ke Shih <[email protected]>

4 patches applied to wireless-next.git, thanks.

8b0f4b5d8bb0 wifi: rtw89: unify use of rtw89_h2c_tx()
9a785583f001 wifi: rtw89: introudce functions to drop packets
e77d3f8b1b9e wifi: rtw89: 8852c: support fw crash simulation
8a1f6c884621 wifi: rtw89: support SER L1 simulation

--
https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches