wifi: rtw89: mac: add to get DLE reserved quota

The reserved quota of DLE (data link engine) is used for processing next
packet. Add this to get quota number, and then WiFi 7 chips can use them.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20231124071703.132549-3-pkshih@realtek.com

diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h
index 7010cf818fb4c3d9de468a561a0f61ef35ff29f3..5124f98425963d6f5b263ffe968c9eca5569fa51 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/core.h
+++ b/drivers/net/wireless/realtek/rtw89/core.h
@@ -3807,8 +3807,10 @@ enum rtw89_hcifc_mode {
 };
 
 struct rtw89_dle_info {
+       const struct rtw89_rsvd_quota *rsvd_qt;
        enum rtw89_qta_mode qta_mode;
        u16 ple_pg_size;
+       u16 ple_free_pg;
        u16 c0_rx_qta;
        u16 c1_rx_qta;
 };

diff --git a/drivers/net/wireless/realtek/rtw89/mac.c b/drivers/net/wireless/realtek/rtw89/mac.c
index b93a00f56cb94d555108981a220961b209eb27c2..ac14865a114a4ec760e07fbb4de036847e0fa986 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/mac.c
+++ b/drivers/net/wireless/realtek/rtw89/mac.c
@@ -1555,7 +1555,9 @@ static const struct rtw89_dle_mem *get_dle_mem_cfg(struct rtw89_dev *rtwdev,
                return NULL;
        }
 
+       mac->dle_info.rsvd_qt = cfg->rsvd_qt;
        mac->dle_info.ple_pg_size = cfg->ple_size->pge_size;
+       mac->dle_info.ple_free_pg = cfg->ple_size->lnk_pge_num;
        mac->dle_info.qta_mode = mode;
        mac->dle_info.c0_rx_qta = cfg->ple_min_qt->cma0_dma;
        mac->dle_info.c1_rx_qta = cfg->ple_min_qt->cma1_dma;
@@ -1563,6 +1565,59 @@ static const struct rtw89_dle_mem *get_dle_mem_cfg(struct rtw89_dev *rtwdev,
        return cfg;
 }
 
+int rtw89_mac_get_dle_rsvd_qt_cfg(struct rtw89_dev *rtwdev,
+                                 enum rtw89_mac_dle_rsvd_qt_type type,
+                                 struct rtw89_mac_dle_rsvd_qt_cfg *cfg)
+{
+       struct rtw89_dle_info *dle_info = &rtwdev->mac.dle_info;
+       const struct rtw89_rsvd_quota *rsvd_qt = dle_info->rsvd_qt;
+
+       switch (type) {
+       case DLE_RSVD_QT_MPDU_INFO:
+               cfg->pktid = dle_info->ple_free_pg;
+               cfg->pg_num = rsvd_qt->mpdu_info_tbl;
+               break;
+       case DLE_RSVD_QT_B0_CSI:
+               cfg->pktid = dle_info->ple_free_pg + rsvd_qt->mpdu_info_tbl;
+               cfg->pg_num = rsvd_qt->b0_csi;
+               break;
+       case DLE_RSVD_QT_B1_CSI:
+               cfg->pktid = dle_info->ple_free_pg +
+                            rsvd_qt->mpdu_info_tbl + rsvd_qt->b0_csi;
+               cfg->pg_num = rsvd_qt->b1_csi;
+               break;
+       case DLE_RSVD_QT_B0_LMR:
+               cfg->pktid = dle_info->ple_free_pg +
+                            rsvd_qt->mpdu_info_tbl + rsvd_qt->b0_csi + rsvd_qt->b1_csi;
+               cfg->pg_num = rsvd_qt->b0_lmr;
+               break;
+       case DLE_RSVD_QT_B1_LMR:
+               cfg->pktid = dle_info->ple_free_pg +
+                            rsvd_qt->mpdu_info_tbl + rsvd_qt->b0_csi + rsvd_qt->b1_csi +
+                            rsvd_qt->b0_lmr;
+               cfg->pg_num = rsvd_qt->b1_lmr;
+               break;
+       case DLE_RSVD_QT_B0_FTM:
+               cfg->pktid = dle_info->ple_free_pg +
+                            rsvd_qt->mpdu_info_tbl + rsvd_qt->b0_csi + rsvd_qt->b1_csi +
+                            rsvd_qt->b0_lmr + rsvd_qt->b1_lmr;
+               cfg->pg_num = rsvd_qt->b0_ftm;
+               break;
+       case DLE_RSVD_QT_B1_FTM:
+               cfg->pktid = dle_info->ple_free_pg +
+                            rsvd_qt->mpdu_info_tbl + rsvd_qt->b0_csi + rsvd_qt->b1_csi +
+                            rsvd_qt->b0_lmr + rsvd_qt->b1_lmr + rsvd_qt->b0_ftm;
+               cfg->pg_num = rsvd_qt->b1_ftm;
+               break;
+       default:
+               return -EINVAL;
+       }
+
+       cfg->size = (u32)cfg->pg_num * dle_info->ple_pg_size;
+
+       return 0;
+}
+
 static bool mac_is_txq_empty(struct rtw89_dev *rtwdev)
 {
        struct rtw89_mac_dle_dfi_qempty qempty;

diff --git a/drivers/net/wireless/realtek/rtw89/mac.h b/drivers/net/wireless/realtek/rtw89/mac.h
index 511ee5dc424049b598505a86c8c263bdb315f96f..b16fa9bbd41260695ba9368b32835b54fb868f27 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/mac.h
+++ b/drivers/net/wireless/realtek/rtw89/mac.h
@@ -650,6 +650,22 @@ struct rtw89_mac_dle_dfi_qempty {
        u32 qempty;
 };
 
+enum rtw89_mac_dle_rsvd_qt_type {
+       DLE_RSVD_QT_MPDU_INFO,
+       DLE_RSVD_QT_B0_CSI,
+       DLE_RSVD_QT_B1_CSI,
+       DLE_RSVD_QT_B0_LMR,
+       DLE_RSVD_QT_B1_LMR,
+       DLE_RSVD_QT_B0_FTM,
+       DLE_RSVD_QT_B1_FTM,
+};
+
+struct rtw89_mac_dle_rsvd_qt_cfg {
+       u16 pktid;
+       u16 pg_num;
+       u32 size;
+};
+
 enum rtw89_mac_error_scenario {
        RTW89_RXI300_ERROR              = 1,
        RTW89_WCPU_CPU_EXCEPTION        = 2,
@@ -1254,5 +1270,8 @@ int rtw89_mac_resize_ple_rx_quota(struct rtw89_dev *rtwdev, bool wow);
 int rtw89_mac_ptk_drop_by_band_and_wait(struct rtw89_dev *rtwdev,
                                        enum rtw89_mac_idx band);
 void rtw89_mac_hw_mgnt_sec(struct rtw89_dev *rtwdev, bool wow);
+int rtw89_mac_get_dle_rsvd_qt_cfg(struct rtw89_dev *rtwdev,
+                                 enum rtw89_mac_dle_rsvd_qt_type type,
+                                 struct rtw89_mac_dle_rsvd_qt_cfg *cfg);
 
 #endif