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wifi: rtw89: phy: handle C2H event for PS mode report

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Introduce support for processing the new PS C2H report, enabling
detailed debugging of low-power state hardware changes.

Signed-off-by: Eric Huang <echuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20260117044157.2392958-3-pkshih@realtek.com
This commit is contained in:
Eric Huang 2026-01-17 12:41:50 +08:00 committed by Ping-Ke Shih
parent 32f6bf1872
commit 496a0752fe
4 changed files with 81 additions and 0 deletions
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1
drivers/net/wireless/realtek/rtw89/debug.h
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@ -31,6 +31,7 @@ enum rtw89_debug_mask {
RTW89_DBG_CHAN = BIT(20),
RTW89_DBG_ACPI = BIT(21),
RTW89_DBG_EDCCA = BIT(22),
RTW89_DBG_PS = BIT(23),
RTW89_DBG_UNEXP = BIT(31),
};

20
drivers/net/wireless/realtek/rtw89/fw.h
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@ -3829,6 +3829,26 @@ struct rtw89_c2h_ra_rpt {
#define RTW89_C2H_RA_RPT_W3_MD_SEL_B2 BIT(15)
#define RTW89_C2H_RA_RPT_W3_BW_B2 BIT(16)
struct rtw89_c2h_lps_rpt {
struct rtw89_c2h_hdr hdr;
u8 type;
u8 cnt_bbcr;
u8 cnt_bbmcucr;
u8 cnt_rfcr;
u8 data[];
/*
* The layout of data:
* u8 info[][4], size = total_len - size of below fields
* __le16 bbcr_addr[], size = cnt_bbcr
* __le32 bbcr_data[], size = cnt_bbcr
* __le16 bbmcucr_addr[], size = cnt_bbmcucr
* __le32 bbmcucr_data[], size = cnt_bbmcucr
* __le16 rfcr_addr[], size = cnt_rfcr
* __le32 rfcr_data_a[], size = cnt_rfcr
* __le32 rfcr_data_b[], size = cnt_rfcr
*/
} __packed;
struct rtw89_c2h_fw_scan_rpt {
struct rtw89_c2h_hdr hdr;
u8 phy_idx;

59
drivers/net/wireless/realtek/rtw89/phy.c
View File

@ -3339,6 +3339,64 @@ rtw89_phy_c2h_lowrt_rty(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len)
{
}
static void
rtw89_phy_c2h_lps_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len)
{
const struct rtw89_c2h_lps_rpt *c2h_rpt = (const void *)c2h->data;
const __le32 *data_a, *data_b;
u16 len_info, cr_len, idx;
const __le16 *addr;
const u8 *info;
/* elements size of BBCR/BBMCUCR/RFCR are 6/6/10 bytes respectively */
cr_len = c2h_rpt->cnt_bbcr * 6 +
c2h_rpt->cnt_bbmcucr * 6 +
c2h_rpt->cnt_rfcr * 10;
len_info = len - (sizeof(*c2h_rpt) + cr_len);
if (len < sizeof(*c2h_rpt) + cr_len || len_info % 4 != 0) {
rtw89_debug(rtwdev, RTW89_DBG_PS,
"Invalid LPS RPT len(%d) TYPE(%d) CRCNT: BB(%d) MCU(%d) RF(%d)\n",
len, c2h_rpt->type, c2h_rpt->cnt_bbcr,
c2h_rpt->cnt_bbmcucr, c2h_rpt->cnt_rfcr);
return;
}
rtw89_debug(rtwdev, RTW89_DBG_PS,
"LPS RPT TYPE(%d), CRCNT: BB(%d) MCU(%d) RF(%d)\n",
c2h_rpt->type, c2h_rpt->cnt_bbcr,
c2h_rpt->cnt_bbmcucr, c2h_rpt->cnt_rfcr);
info = &c2h_rpt->data[0];
for (idx = 0; idx < len_info; idx += 4, info += 4)
rtw89_debug(rtwdev, RTW89_DBG_PS,
"BB LPS INFO (%02d) - 0x%02x,0x%02x,0x%02x,0x%02x\n",
idx, info[3], info[2], info[1], info[0]);
addr = (const void *)(info);
data_a = (const void *)(addr + c2h_rpt->cnt_bbcr);
for (idx = 0; idx < c2h_rpt->cnt_bbcr; idx++, addr++, data_a++)
rtw89_debug(rtwdev, RTW89_DBG_PS,
"LPS BB CR - 0x%04x=0x%08x\n",
le16_to_cpu(*addr), le32_to_cpu(*data_a));
addr = (const void *)data_a;
data_a = (const void *)(addr + c2h_rpt->cnt_bbmcucr);
for (idx = 0; idx < c2h_rpt->cnt_bbmcucr; idx++, addr++, data_a++)
rtw89_debug(rtwdev, RTW89_DBG_PS,
"LPS BBMCU - 0x%04x=0x%08x\n",
le16_to_cpu(*addr), le32_to_cpu(*data_a));
addr = (const void *)data_a;
data_a = (const void *)(addr + c2h_rpt->cnt_rfcr);
data_b = (const void *)(data_a + c2h_rpt->cnt_rfcr);
for (idx = 0; idx < c2h_rpt->cnt_rfcr; idx++, addr++, data_a++, data_b++)
rtw89_debug(rtwdev, RTW89_DBG_PS,
"LPS RFCR - 0x%04x=0x%05x,0x%05x\n",
le16_to_cpu(*addr), le32_to_cpu(*data_a),
le32_to_cpu(*data_b));
}
static void
rtw89_phy_c2h_fw_scan_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len)
{
@ -3360,6 +3418,7 @@ void (* const rtw89_phy_c2h_dm_handler[])(struct rtw89_dev *rtwdev,
[RTW89_PHY_C2H_DM_FUNC_SIGB] = NULL,
[RTW89_PHY_C2H_DM_FUNC_LOWRT_RTY] = rtw89_phy_c2h_lowrt_rty,
[RTW89_PHY_C2H_DM_FUNC_MCC_DIG] = NULL,
[RTW89_PHY_C2H_DM_FUNC_LPS] = rtw89_phy_c2h_lps_rpt,
[RTW89_PHY_C2H_DM_FUNC_FW_SCAN] = rtw89_phy_c2h_fw_scan_rpt,
};

1
drivers/net/wireless/realtek/rtw89/phy.h
View File

@ -165,6 +165,7 @@ enum rtw89_phy_c2h_dm_func {
RTW89_PHY_C2H_DM_FUNC_SIGB,
RTW89_PHY_C2H_DM_FUNC_LOWRT_RTY,
RTW89_PHY_C2H_DM_FUNC_MCC_DIG,
RTW89_PHY_C2H_DM_FUNC_LPS = 0x9,
RTW89_PHY_C2H_DM_FUNC_FW_SCAN = 0xc,
RTW89_PHY_C2H_DM_FUNC_NUM,
};