From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver
---
kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_flowring.h | 109 ++++++++++++++++++++++++++++++++++++------------------
1 files changed, 73 insertions(+), 36 deletions(-)
diff --git a/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_flowring.h b/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_flowring.h
index 24e4b88..9744db1 100644
--- a/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_flowring.h
+++ b/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/dhd_flowring.h
@@ -1,5 +1,4 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/**
+/*
* @file Header file describing the flow rings DHD interfaces.
*
* Flow rings are transmit traffic (=propagating towards antenna) related entities.
@@ -7,14 +6,16 @@
* Provides type definitions and function prototypes used to create, delete and manage flow rings at
* high level.
*
- * Copyright (C) 1999-2019, Broadcom Corporation
- *
+ * Portions of this code are copyright (c) 2022 Cypress Semiconductor Corporation
+ *
+ * Copyright (C) 1999-2017, Broadcom Corporation
+ *
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
- *
+ *
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
@@ -22,7 +23,7 @@
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
- *
+ *
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
@@ -30,9 +31,8 @@
*
* <<Broadcom-WL-IPTag/Open:>>
*
- * $Id: dhd_flowrings.h jaganlv $
+ * $Id: dhd_flowring.h 697690 2017-05-04 14:16:18Z $
*/
-
/****************
* Common types *
@@ -51,39 +51,24 @@
#define FLOWID_RESERVED (FLOW_RING_COMMON)
#define FLOW_RING_STATUS_OPEN 0
-#define FLOW_RING_STATUS_PENDING 1
+#define FLOW_RING_STATUS_CREATE_PENDING 1
#define FLOW_RING_STATUS_CLOSED 2
#define FLOW_RING_STATUS_DELETE_PENDING 3
#define FLOW_RING_STATUS_FLUSH_PENDING 4
-#define FLOW_RING_STATUS_STA_FREEING 5
+
+#ifdef IDLE_TX_FLOW_MGMT
+#define FLOW_RING_STATUS_SUSPENDED 5
+#define FLOW_RING_STATUS_RESUME_PENDING 6
+#endif /* IDLE_TX_FLOW_MGMT */
+#define FLOW_RING_STATUS_STA_FREEING 7
#define DHD_FLOWRING_RX_BUFPOST_PKTSZ 2048
+#define DHD_FLOWRING_RX_BUFPOST_PKTSZ_MAX 4096
#define DHD_FLOW_PRIO_AC_MAP 0
#define DHD_FLOW_PRIO_TID_MAP 1
+/* Flow ring prority map for lossless roaming */
#define DHD_FLOW_PRIO_LLR_MAP 2
-
-/* Pkttag not compatible with PROP_TXSTATUS or WLFC */
-typedef struct dhd_pkttag_fr {
- uint16 flowid;
- uint16 ifid;
- int dataoff;
- dmaaddr_t physaddr;
- uint32 pa_len;
-
-} dhd_pkttag_fr_t;
-
-#define DHD_PKTTAG_SET_FLOWID(tag, flow) ((tag)->flowid = (uint16)(flow))
-#define DHD_PKTTAG_SET_IFID(tag, idx) ((tag)->ifid = (uint16)(idx))
-#define DHD_PKTTAG_SET_DATAOFF(tag, offset) ((tag)->dataoff = (int)(offset))
-#define DHD_PKTTAG_SET_PA(tag, pa) ((tag)->physaddr = (pa))
-#define DHD_PKTTAG_SET_PA_LEN(tag, palen) ((tag)->pa_len = (palen))
-
-#define DHD_PKTTAG_FLOWID(tag) ((tag)->flowid)
-#define DHD_PKTTAG_IFID(tag) ((tag)->ifid)
-#define DHD_PKTTAG_DATAOFF(tag) ((tag)->dataoff)
-#define DHD_PKTTAG_PA(tag) ((tag)->physaddr)
-#define DHD_PKTTAG_PA_LEN(tag) ((tag)->pa_len)
/* Hashing a MacAddress for lkup into a per interface flow hash table */
#define DHD_FLOWRING_HASH_SIZE 256
@@ -94,8 +79,24 @@
#define DHD_IF_ROLE(pub, idx) (((if_flow_lkup_t *)(pub)->if_flow_lkup)[idx].role)
#define DHD_IF_ROLE_AP(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_AP)
#define DHD_IF_ROLE_STA(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_STA)
+#define DHD_IF_ROLE_P2PGC(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_P2P_CLIENT)
#define DHD_IF_ROLE_P2PGO(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_P2P_GO)
#define DHD_IF_ROLE_WDS(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_WDS)
+#define DHD_IF_ROLE_IBSS(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_IBSS)
+#ifdef WL_NAN
+#define DHD_IF_ROLE_NAN(pub, idx) (DHD_IF_ROLE(pub, idx) == WLC_E_IF_ROLE_NAN)
+#else
+#define DHD_IF_ROLE_NAN(pub, idx) (FALSE)
+#endif /* WL_NAN */
+#define DHD_IF_ROLE_AWDL(pub, idx) (FALSE)
+
+#define DHD_IF_ROLE_GENERIC_STA(pub, idx) \
+ (DHD_IF_ROLE_STA(pub, idx) || DHD_IF_ROLE_P2PGC(pub, idx) || DHD_IF_ROLE_WDS(pub, idx))
+
+#define DHD_IF_ROLE_MULTI_CLIENT(pub, idx) \
+ (DHD_IF_ROLE_AP(pub, idx) || DHD_IF_ROLE_P2PGO(pub, idx) || DHD_IF_ROLE_AWDL(pub, idx) ||\
+ DHD_IF_ROLE_NAN(pub, idx))
+
#define DHD_FLOW_RING(dhdp, flowid) \
(flow_ring_node_t *)&(((flow_ring_node_t *)((dhdp)->flow_ring_table))[flowid])
@@ -162,15 +163,40 @@
#define DHD_FLOW_QUEUE_SET_L2CLEN(queue, grandparent_clen_ptr) \
((queue)->l2clen_ptr) = (void *)(grandparent_clen_ptr)
-/* see wlfc_proto.h for tx status details */
-#define DHD_FLOWRING_MAXSTATUS_MSGS 5
#define DHD_FLOWRING_TXSTATUS_CNT_UPDATE(bus, flowid, txstatus)
+
+/* Pkttag not compatible with PROP_TXSTATUS or WLFC */
+typedef struct dhd_pkttag_fr {
+ uint16 flowid;
+ uint16 ifid;
+#ifdef DHD_LB_TXC
+ int dataoff;
+ dmaaddr_t physaddr;
+ uint32 pa_len;
+#endif /* DHD_LB_TXC */
+} dhd_pkttag_fr_t;
+
+#define DHD_PKTTAG_SET_IFID(tag, idx) ((tag)->ifid = (uint16)(idx))
+#define DHD_PKTTAG_SET_PA(tag, pa) ((tag)->physaddr = (pa))
+#define DHD_PKTTAG_SET_PA_LEN(tag, palen) ((tag)->pa_len = (palen))
+#define DHD_PKTTAG_IFID(tag) ((tag)->ifid)
+#define DHD_PKTTAG_PA(tag) ((tag)->physaddr)
+#define DHD_PKTTAG_PA_LEN(tag) ((tag)->pa_len)
+
/** each flow ring is dedicated to a tid/sa/da combination */
typedef struct flow_info {
uint8 tid;
uint8 ifindex;
- char sa[ETHER_ADDR_LEN];
- char da[ETHER_ADDR_LEN];
+ uchar sa[ETHER_ADDR_LEN];
+ uchar da[ETHER_ADDR_LEN];
+#ifdef TX_STATUS_LATENCY_STATS
+ /* total number of tx_status received on this flowid */
+ uint64 num_tx_status;
+ /* cumulative tx_status latency for this flowid */
+ uint64 cum_tx_status_latency;
+ /* num tx packets sent on this flowring */
+ uint64 num_tx_pkts;
+#endif /* TX_STATUS_LATENCY_STATS */
} flow_info_t;
/** a flow ring is used for outbound (towards antenna) 802.3 packets */
@@ -187,6 +213,13 @@
flow_info_t flow_info;
void *prot_info;
void *lock; /* lock for flowring access protection */
+
+#ifdef IDLE_TX_FLOW_MGMT
+ uint64 last_active_ts; /* contains last active timestamp */
+#endif /* IDLE_TX_FLOW_MGMT */
+#ifdef DHD_HP2P
+ bool hp2p_ring;
+#endif /* DHD_HP2P */
} flow_ring_node_t;
typedef flow_ring_node_t flow_ring_table_t;
@@ -231,10 +264,14 @@
extern int dhd_flowid_update(dhd_pub_t *dhdp, uint8 ifindex, uint8 prio,
void *pktbuf);
+extern int dhd_flowid_debug_create(dhd_pub_t *dhdp, uint8 ifindex,
+ uint8 prio, char *sa, char *da, uint16 *flowid);
+extern int dhd_flowid_find_by_ifidx(dhd_pub_t *dhdp, uint8 ifidex, uint16 flowid);
extern void dhd_flowid_free(dhd_pub_t *dhdp, uint8 ifindex, uint16 flowid);
extern void dhd_flow_rings_delete(dhd_pub_t *dhdp, uint8 ifindex);
+extern void dhd_flow_rings_flush(dhd_pub_t *dhdp, uint8 ifindex);
extern void dhd_flow_rings_delete_for_peer(dhd_pub_t *dhdp, uint8 ifindex,
char *addr);
--
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