2023-04-15 03:51:59

by Ping-Ke Shih

[permalink] [raw]
Subject: [PATCH v2 3/6] wifi: rtw89: use struct instead of macros to set H2C command of hardware scan

Remove macros that set H2C data. Instead, use struct and
le32_encode_bits() with mask definition to make it clean.

Signed-off-by: Ping-Ke Shih <[email protected]>
---
drivers/net/wireless/realtek/rtw89/fw.c | 45 ++++++----
drivers/net/wireless/realtek/rtw89/fw.h | 114 ++++++------------------
2 files changed, 51 insertions(+), 108 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index 8a8d166ef04fb..fd82ac8ce75e3 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -2540,44 +2540,51 @@ int rtw89_fw_h2c_scan_list_offload(struct rtw89_dev *rtwdev, int len,
return ret;
}

-#define H2C_LEN_SCAN_OFFLOAD 28
int rtw89_fw_h2c_scan_offload(struct rtw89_dev *rtwdev,
struct rtw89_scan_option *option,
struct rtw89_vif *rtwvif)
{
struct rtw89_chan *op = &rtwdev->scan_info.op_chan;
+ struct rtw89_h2c_scanofld *h2c;
+ u32 len = sizeof(*h2c);
struct sk_buff *skb;
- u8 *cmd;
int ret;

- skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, H2C_LEN_SCAN_OFFLOAD);
+ skb = rtw89_fw_h2c_alloc_skb_with_hdr(rtwdev, len);
if (!skb) {
rtw89_err(rtwdev, "failed to alloc skb for h2c scan offload\n");
return -ENOMEM;
}
- skb_put(skb, H2C_LEN_SCAN_OFFLOAD);
- cmd = skb->data;
+ skb_put(skb, len);
+ h2c = (struct rtw89_h2c_scanofld *)skb->data;
+
+ h2c->w0 = le32_encode_bits(rtwvif->mac_id, RTW89_H2C_SCANOFLD_W0_MACID) |
+ le32_encode_bits(rtwvif->port, RTW89_H2C_SCANOFLD_W0_PORT_ID) |
+ le32_encode_bits(RTW89_PHY_0, RTW89_H2C_SCANOFLD_W0_BAND) |
+ le32_encode_bits(option->enable, RTW89_H2C_SCANOFLD_W0_OPERATION);
+
+ h2c->w1 = le32_encode_bits(true, RTW89_H2C_SCANOFLD_W1_NOTIFY_END) |
+ le32_encode_bits(option->target_ch_mode,
+ RTW89_H2C_SCANOFLD_W1_TARGET_CH_MODE) |
+ le32_encode_bits(RTW89_SCAN_IMMEDIATE,
+ RTW89_H2C_SCANOFLD_W1_START_MODE) |
+ le32_encode_bits(RTW89_SCAN_ONCE, RTW89_H2C_SCANOFLD_W1_SCAN_TYPE);

- RTW89_SET_FWCMD_SCANOFLD_MACID(cmd, rtwvif->mac_id);
- RTW89_SET_FWCMD_SCANOFLD_PORT_ID(cmd, rtwvif->port);
- RTW89_SET_FWCMD_SCANOFLD_BAND(cmd, RTW89_PHY_0);
- RTW89_SET_FWCMD_SCANOFLD_OPERATION(cmd, option->enable);
- RTW89_SET_FWCMD_SCANOFLD_NOTIFY_END(cmd, true);
- RTW89_SET_FWCMD_SCANOFLD_TARGET_CH_MODE(cmd, option->target_ch_mode);
- RTW89_SET_FWCMD_SCANOFLD_START_MODE(cmd, RTW89_SCAN_IMMEDIATE);
- RTW89_SET_FWCMD_SCANOFLD_SCAN_TYPE(cmd, RTW89_SCAN_ONCE);
if (option->target_ch_mode) {
- RTW89_SET_FWCMD_SCANOFLD_TARGET_CH_BW(cmd, op->band_width);
- RTW89_SET_FWCMD_SCANOFLD_TARGET_PRI_CH(cmd,
- op->primary_channel);
- RTW89_SET_FWCMD_SCANOFLD_TARGET_CENTRAL_CH(cmd, op->channel);
- RTW89_SET_FWCMD_SCANOFLD_TARGET_CH_BAND(cmd, op->band_type);
+ h2c->w1 |= le32_encode_bits(op->band_width,
+ RTW89_H2C_SCANOFLD_W1_TARGET_CH_BW) |
+ le32_encode_bits(op->primary_channel,
+ RTW89_H2C_SCANOFLD_W1_TARGET_PRI_CH) |
+ le32_encode_bits(op->channel,
+ RTW89_H2C_SCANOFLD_W1_TARGET_CENTRAL_CH);
+ h2c->w0 |= le32_encode_bits(op->band_type,
+ RTW89_H2C_SCANOFLD_W0_TARGET_CH_BAND);
}

rtw89_h2c_pkt_set_hdr(rtwdev, skb, FWCMD_TYPE_H2C,
H2C_CAT_MAC, H2C_CL_MAC_FW_OFLD,
H2C_FUNC_SCANOFLD, 1, 1,
- H2C_LEN_SCAN_OFFLOAD);
+ len);

ret = rtw89_h2c_tx(rtwdev, skb, false);
if (ret) {
diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h
index 5f73b86f54d93..27cf56d855909 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.h
+++ b/drivers/net/wireless/realtek/rtw89/fw.h
@@ -2772,96 +2772,32 @@ static inline void RTW89_SET_FWCMD_CHINFO_POWER_IDX(void *cmd, u32 val)
le32p_replace_bits((__le32 *)((u8 *)(cmd) + 16), val, GENMASK(15, 0));
}

-static inline void RTW89_SET_FWCMD_SCANOFLD_MACID(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(7, 0));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_NORM_CY(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(15, 8));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_PORT_ID(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(18, 16));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_BAND(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, BIT(19));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_OPERATION(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(21, 20));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_TARGET_CH_BAND(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd)), val, GENMASK(23, 22));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_NOTIFY_END(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(0));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_TARGET_CH_MODE(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(1));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_START_MODE(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, BIT(2));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_SCAN_TYPE(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(4, 3));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_TARGET_CH_BW(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(7, 5));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_TARGET_PRI_CH(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(15, 8));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_TARGET_CENTRAL_CH(void *cmd,
- u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(23, 16));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_PROBE_REQ_PKT_ID(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 4), val, GENMASK(31, 24));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_NORM_PD(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 8), val, GENMASK(15, 0));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_SLOW_PD(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 8), val, GENMASK(23, 16));
-}
-
-static inline void RTW89_SET_FWCMD_SCANOFLD_TSF_HIGH(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 12), val, GENMASK(31, 0));
-}
+struct rtw89_h2c_scanofld {
+ __le32 w0;
+ __le32 w1;
+ __le32 w2;
+ __le32 tsf_high;
+ __le32 tsf_low;
+ __le32 w5;
+ __le32 w6;
+} __packed;

-static inline void RTW89_SET_FWCMD_SCANOFLD_TSF_SLOW(void *cmd, u32 val)
-{
- le32p_replace_bits((__le32 *)((u8 *)(cmd) + 16), val, GENMASK(31, 0));
-}
+#define RTW89_H2C_SCANOFLD_W0_MACID GENMASK(7, 0)
+#define RTW89_H2C_SCANOFLD_W0_NORM_CY GENMASK(15, 8)
+#define RTW89_H2C_SCANOFLD_W0_PORT_ID GENMASK(18, 16)
+#define RTW89_H2C_SCANOFLD_W0_BAND BIT(19)
+#define RTW89_H2C_SCANOFLD_W0_OPERATION GENMASK(21, 20)
+#define RTW89_H2C_SCANOFLD_W0_TARGET_CH_BAND GENMASK(23, 22)
+#define RTW89_H2C_SCANOFLD_W1_NOTIFY_END BIT(0)
+#define RTW89_H2C_SCANOFLD_W1_TARGET_CH_MODE BIT(1)
+#define RTW89_H2C_SCANOFLD_W1_START_MODE BIT(2)
+#define RTW89_H2C_SCANOFLD_W1_SCAN_TYPE GENMASK(4, 3)
+#define RTW89_H2C_SCANOFLD_W1_TARGET_CH_BW GENMASK(7, 5)
+#define RTW89_H2C_SCANOFLD_W1_TARGET_PRI_CH GENMASK(15, 8)
+#define RTW89_H2C_SCANOFLD_W1_TARGET_CENTRAL_CH GENMASK(23, 16)
+#define RTW89_H2C_SCANOFLD_W1_PROBE_REQ_PKT_ID GENMASK(31, 24)
+#define RTW89_H2C_SCANOFLD_W2_NORM_PD GENMASK(15, 0)
+#define RTW89_H2C_SCANOFLD_W2_SLOW_PD GENMASK(23, 16)

static inline void RTW89_SET_FWCMD_P2P_MACID(void *cmd, u32 val)
{
--
2.25.1