From: Kalle Valo <kvalo@codeaurora.org> To: linux-wireless@vger.kernel.org Cc: ath11k@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v3 29/49] ath11k: add htc.h Date: Fri, 15 Nov 2019 11:28:53 +0200 [thread overview] Message-ID: <1573810153-29623-30-git-send-email-kvalo@codeaurora.org> (raw) In-Reply-To: <1573810153-29623-1-git-send-email-kvalo@codeaurora.org> (patches split for easier review, see the cover letter for more) Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- drivers/net/wireless/ath/ath11k/htc.h | 313 ++++++++++++++++++++++++++++++++++ 1 file changed, 313 insertions(+) diff --git a/drivers/net/wireless/ath/ath11k/htc.h b/drivers/net/wireless/ath/ath11k/htc.h new file mode 100644 index 000000000000..f0a3387567ca --- /dev/null +++ b/drivers/net/wireless/ath/ath11k/htc.h @@ -0,0 +1,313 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* + * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + */ + +#ifndef ATH11K_HTC_H +#define ATH11K_HTC_H + +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/bug.h> +#include <linux/skbuff.h> +#include <linux/timer.h> + +struct ath11k_base; + +#define HTC_HDR_ENDPOINTID GENMASK(7, 0) +#define HTC_HDR_FLAGS GENMASK(15, 8) +#define HTC_HDR_PAYLOADLEN GENMASK(31, 16) +#define HTC_HDR_CONTROLBYTES0 GENMASK(7, 0) +#define HTC_HDR_CONTROLBYTES1 GENMASK(15, 8) +#define HTC_HDR_RESERVED GENMASK(31, 16) + +#define HTC_SVC_MSG_SERVICE_ID GENMASK(31, 16) +#define HTC_SVC_MSG_CONNECTIONFLAGS GENMASK(15, 0) +#define HTC_SVC_MSG_SERVICEMETALENGTH GENMASK(23, 16) +#define HTC_READY_MSG_CREDITCOUNT GENMASK(31, 16) +#define HTC_READY_MSG_CREDITSIZE GENMASK(15, 0) +#define HTC_READY_MSG_MAXENDPOINTS GENMASK(23, 16) + +#define HTC_READY_EX_MSG_HTCVERSION GENMASK(7, 0) +#define HTC_READY_EX_MSG_MAXMSGSPERHTCBUNDLE GENMASK(15, 8) + +#define HTC_SVC_RESP_MSG_SERVICEID GENMASK(31, 16) +#define HTC_SVC_RESP_MSG_STATUS GENMASK(7, 0) +#define HTC_SVC_RESP_MSG_ENDPOINTID GENMASK(15, 8) +#define HTC_SVC_RESP_MSG_MAXMSGSIZE GENMASK(31, 16) +#define HTC_SVC_RESP_MSG_SERVICEMETALENGTH GENMASK(7, 0) + +#define HTC_MSG_MESSAGEID GENMASK(15, 0) +#define HTC_SETUP_COMPLETE_EX_MSG_SETUPFLAGS GENMASK(31, 0) +#define HTC_SETUP_COMPLETE_EX_MSG_MAXMSGSPERBUNDLEDRECV GENMASK(7, 0) +#define HTC_SETUP_COMPLETE_EX_MSG_RSVD0 GENMASK(15, 8) +#define HTC_SETUP_COMPLETE_EX_MSG_RSVD1 GENMASK(23, 16) +#define HTC_SETUP_COMPLETE_EX_MSG_RSVD2 GENMASK(31, 24) + +enum ath11k_htc_tx_flags { + ATH11K_HTC_FLAG_NEED_CREDIT_UPDATE = 0x01, + ATH11K_HTC_FLAG_SEND_BUNDLE = 0x02 +}; + +enum ath11k_htc_rx_flags { + ATH11K_HTC_FLAG_TRAILER_PRESENT = 0x02, + ATH11K_HTC_FLAG_BUNDLE_MASK = 0xF0 +}; + +struct ath11k_htc_hdr { + u32 htc_info; + u32 ctrl_info; +} __packed __aligned(4); + +enum ath11k_htc_msg_id { + ATH11K_HTC_MSG_READY_ID = 1, + ATH11K_HTC_MSG_CONNECT_SERVICE_ID = 2, + ATH11K_HTC_MSG_CONNECT_SERVICE_RESP_ID = 3, + ATH11K_HTC_MSG_SETUP_COMPLETE_ID = 4, + ATH11K_HTC_MSG_SETUP_COMPLETE_EX_ID = 5, + ATH11K_HTC_MSG_SEND_SUSPEND_COMPLETE = 6 +}; + +enum ath11k_htc_version { + ATH11K_HTC_VERSION_2P0 = 0x00, /* 2.0 */ + ATH11K_HTC_VERSION_2P1 = 0x01, /* 2.1 */ +}; + +#define ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_MASK GENMASK(1, 0) +#define ATH11K_HTC_CONN_FLAGS_RECV_ALLOC GENMASK(15, 8) + +enum ath11k_htc_conn_flags { + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_FOURTH = 0x0, + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_HALF = 0x1, + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_THREE_FOURTHS = 0x2, + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_UNITY = 0x3, + ATH11K_HTC_CONN_FLAGS_REDUCE_CREDIT_DRIBBLE = 1 << 2, + ATH11K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL = 1 << 3 +}; + +enum ath11k_htc_conn_svc_status { + ATH11K_HTC_CONN_SVC_STATUS_SUCCESS = 0, + ATH11K_HTC_CONN_SVC_STATUS_NOT_FOUND = 1, + ATH11K_HTC_CONN_SVC_STATUS_FAILED = 2, + ATH11K_HTC_CONN_SVC_STATUS_NO_RESOURCES = 3, + ATH11K_HTC_CONN_SVC_STATUS_NO_MORE_EP = 4 +}; + +struct ath11k_htc_ready { + u32 id_credit_count; + u32 size_ep; +} __packed; + +struct ath11k_htc_ready_extended { + struct ath11k_htc_ready base; + u32 ver_bundle; +} __packed; + +struct ath11k_htc_conn_svc { + u32 msg_svc_id; + u32 flags_len; +} __packed; + +struct ath11k_htc_conn_svc_resp { + u32 msg_svc_id; + u32 flags_len; + u32 svc_meta_pad; +} __packed; + +struct ath11k_htc_setup_complete_extended { + u32 msg_id; + u32 flags; + u32 max_msgs_per_bundled_recv; +} __packed; + +struct ath11k_htc_msg { + u32 msg_svc_id; + u32 flags_len; +} __packed __aligned(4); + +enum ath11k_htc_record_id { + ATH11K_HTC_RECORD_NULL = 0, + ATH11K_HTC_RECORD_CREDITS = 1 +}; + +struct ath11k_htc_record_hdr { + u8 id; /* @enum ath11k_htc_record_id */ + u8 len; + u8 pad0; + u8 pad1; +} __packed; + +struct ath11k_htc_credit_report { + u8 eid; /* @enum ath11k_htc_ep_id */ + u8 credits; + u8 pad0; + u8 pad1; +} __packed; + +struct ath11k_htc_record { + struct ath11k_htc_record_hdr hdr; + union { + struct ath11k_htc_credit_report credit_report[0]; + u8 pauload[0]; + }; +} __packed __aligned(4); + +/* note: the trailer offset is dynamic depending + * on payload length. this is only a struct layout draft + */ +struct ath11k_htc_frame { + struct ath11k_htc_hdr hdr; + union { + struct ath11k_htc_msg msg; + u8 payload[0]; + }; + struct ath11k_htc_record trailer[0]; +} __packed __aligned(4); + +enum ath11k_htc_svc_gid { + ATH11K_HTC_SVC_GRP_RSVD = 0, + ATH11K_HTC_SVC_GRP_WMI = 1, + ATH11K_HTC_SVC_GRP_NMI = 2, + ATH11K_HTC_SVC_GRP_HTT = 3, + ATH11K_HTC_SVC_GRP_CFG = 4, + ATH11K_HTC_SVC_GRP_IPA = 5, + ATH11K_HTC_SVC_GRP_PKTLOG = 6, + + ATH11K_HTC_SVC_GRP_TEST = 254, + ATH11K_HTC_SVC_GRP_LAST = 255, +}; + +#define SVC(group, idx) \ + (int)(((int)(group) << 8) | (int)(idx)) + +enum ath11k_htc_svc_id { + /* NOTE: service ID of 0x0000 is reserved and should never be used */ + ATH11K_HTC_SVC_ID_RESERVED = 0x0000, + ATH11K_HTC_SVC_ID_UNUSED = ATH11K_HTC_SVC_ID_RESERVED, + + ATH11K_HTC_SVC_ID_RSVD_CTRL = SVC(ATH11K_HTC_SVC_GRP_RSVD, 1), + ATH11K_HTC_SVC_ID_WMI_CONTROL = SVC(ATH11K_HTC_SVC_GRP_WMI, 0), + ATH11K_HTC_SVC_ID_WMI_DATA_BE = SVC(ATH11K_HTC_SVC_GRP_WMI, 1), + ATH11K_HTC_SVC_ID_WMI_DATA_BK = SVC(ATH11K_HTC_SVC_GRP_WMI, 2), + ATH11K_HTC_SVC_ID_WMI_DATA_VI = SVC(ATH11K_HTC_SVC_GRP_WMI, 3), + ATH11K_HTC_SVC_ID_WMI_DATA_VO = SVC(ATH11K_HTC_SVC_GRP_WMI, 4), + ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC1 = SVC(ATH11K_HTC_SVC_GRP_WMI, 5), + ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC2 = SVC(ATH11K_HTC_SVC_GRP_WMI, 6), + + ATH11K_HTC_SVC_ID_NMI_CONTROL = SVC(ATH11K_HTC_SVC_GRP_NMI, 0), + ATH11K_HTC_SVC_ID_NMI_DATA = SVC(ATH11K_HTC_SVC_GRP_NMI, 1), + + ATH11K_HTC_SVC_ID_HTT_DATA_MSG = SVC(ATH11K_HTC_SVC_GRP_HTT, 0), + + /* raw stream service (i.e. flash, tcmd, calibration apps) */ + ATH11K_HTC_SVC_ID_TEST_RAW_STREAMS = SVC(ATH11K_HTC_SVC_GRP_TEST, 0), + ATH11K_HTC_SVC_ID_IPA_TX = SVC(ATH11K_HTC_SVC_GRP_IPA, 0), + ATH11K_HTC_SVC_ID_PKT_LOG = SVC(ATH11K_HTC_SVC_GRP_PKTLOG, 0), +}; + +#undef SVC + +enum ath11k_htc_ep_id { + ATH11K_HTC_EP_UNUSED = -1, + ATH11K_HTC_EP_0 = 0, + ATH11K_HTC_EP_1 = 1, + ATH11K_HTC_EP_2, + ATH11K_HTC_EP_3, + ATH11K_HTC_EP_4, + ATH11K_HTC_EP_5, + ATH11K_HTC_EP_6, + ATH11K_HTC_EP_7, + ATH11K_HTC_EP_8, + ATH11K_HTC_EP_COUNT, +}; + +struct ath11k_htc_ops { + void (*target_send_suspend_complete)(struct ath11k_base *ar); +}; + +struct ath11k_htc_ep_ops { + void (*ep_tx_complete)(struct ath11k_base *, struct sk_buff *); + void (*ep_rx_complete)(struct ath11k_base *, struct sk_buff *); + void (*ep_tx_credits)(struct ath11k_base *); +}; + +/* service connection information */ +struct ath11k_htc_svc_conn_req { + u16 service_id; + struct ath11k_htc_ep_ops ep_ops; + int max_send_queue_depth; +}; + +/* service connection response information */ +struct ath11k_htc_svc_conn_resp { + u8 buffer_len; + u8 actual_len; + enum ath11k_htc_ep_id eid; + unsigned int max_msg_len; + u8 connect_resp_code; +}; + +#define ATH11K_NUM_CONTROL_TX_BUFFERS 2 +#define ATH11K_HTC_MAX_LEN 4096 +#define ATH11K_HTC_MAX_CTRL_MSG_LEN 256 +#define ATH11K_HTC_WAIT_TIMEOUT_HZ (1 * HZ) +#define ATH11K_HTC_CONTROL_BUFFER_SIZE (ATH11K_HTC_MAX_CTRL_MSG_LEN + \ + sizeof(struct ath11k_htc_hdr)) +#define ATH11K_HTC_CONN_SVC_TIMEOUT_HZ (1 * HZ) +#define ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES 8 + +struct ath11k_htc_ep { + struct ath11k_htc *htc; + enum ath11k_htc_ep_id eid; + enum ath11k_htc_svc_id service_id; + struct ath11k_htc_ep_ops ep_ops; + + int max_tx_queue_depth; + int max_ep_message_len; + u8 ul_pipe_id; + u8 dl_pipe_id; + + u8 seq_no; /* for debugging */ + int tx_credits; + bool tx_credit_flow_enabled; +}; + +struct ath11k_htc_svc_tx_credits { + u16 service_id; + u8 credit_allocation; +}; + +struct ath11k_htc { + struct ath11k_base *ab; + struct ath11k_htc_ep endpoint[ATH11K_HTC_EP_COUNT]; + + /* protects endpoints */ + spinlock_t tx_lock; + + struct ath11k_htc_ops htc_ops; + + u8 control_resp_buffer[ATH11K_HTC_MAX_CTRL_MSG_LEN]; + int control_resp_len; + + struct completion ctl_resp; + + int total_transmit_credits; + struct ath11k_htc_svc_tx_credits + service_alloc_table[ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES]; + int target_credit_size; + u8 wmi_ep_count; +}; + +int ath11k_htc_init(struct ath11k_base *ar); +int ath11k_htc_wait_target(struct ath11k_htc *htc); +int ath11k_htc_start(struct ath11k_htc *htc); +int ath11k_htc_connect_service(struct ath11k_htc *htc, + struct ath11k_htc_svc_conn_req *conn_req, + struct ath11k_htc_svc_conn_resp *conn_resp); +int ath11k_htc_send(struct ath11k_htc *htc, enum ath11k_htc_ep_id eid, + struct sk_buff *packet); +struct sk_buff *ath11k_htc_alloc_skb(struct ath11k_base *ar, int size); +void ath11k_htc_rx_completion_handler(struct ath11k_base *ar, + struct sk_buff *skb); + +#endif
WARNING: multiple messages have this Message-ID (diff)
From: Kalle Valo <kvalo@codeaurora.org> To: linux-wireless@vger.kernel.org Cc: devicetree@vger.kernel.org, ath11k@lists.infradead.org Subject: [PATCH v3 29/49] ath11k: add htc.h Date: Fri, 15 Nov 2019 11:28:53 +0200 [thread overview] Message-ID: <1573810153-29623-30-git-send-email-kvalo@codeaurora.org> (raw) In-Reply-To: <1573810153-29623-1-git-send-email-kvalo@codeaurora.org> (patches split for easier review, see the cover letter for more) Signed-off-by: Kalle Valo <kvalo@codeaurora.org> --- drivers/net/wireless/ath/ath11k/htc.h | 313 ++++++++++++++++++++++++++++++++++ 1 file changed, 313 insertions(+) diff --git a/drivers/net/wireless/ath/ath11k/htc.h b/drivers/net/wireless/ath/ath11k/htc.h new file mode 100644 index 000000000000..f0a3387567ca --- /dev/null +++ b/drivers/net/wireless/ath/ath11k/htc.h @@ -0,0 +1,313 @@ +/* SPDX-License-Identifier: BSD-3-Clause-Clear */ +/* + * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. + */ + +#ifndef ATH11K_HTC_H +#define ATH11K_HTC_H + +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/bug.h> +#include <linux/skbuff.h> +#include <linux/timer.h> + +struct ath11k_base; + +#define HTC_HDR_ENDPOINTID GENMASK(7, 0) +#define HTC_HDR_FLAGS GENMASK(15, 8) +#define HTC_HDR_PAYLOADLEN GENMASK(31, 16) +#define HTC_HDR_CONTROLBYTES0 GENMASK(7, 0) +#define HTC_HDR_CONTROLBYTES1 GENMASK(15, 8) +#define HTC_HDR_RESERVED GENMASK(31, 16) + +#define HTC_SVC_MSG_SERVICE_ID GENMASK(31, 16) +#define HTC_SVC_MSG_CONNECTIONFLAGS GENMASK(15, 0) +#define HTC_SVC_MSG_SERVICEMETALENGTH GENMASK(23, 16) +#define HTC_READY_MSG_CREDITCOUNT GENMASK(31, 16) +#define HTC_READY_MSG_CREDITSIZE GENMASK(15, 0) +#define HTC_READY_MSG_MAXENDPOINTS GENMASK(23, 16) + +#define HTC_READY_EX_MSG_HTCVERSION GENMASK(7, 0) +#define HTC_READY_EX_MSG_MAXMSGSPERHTCBUNDLE GENMASK(15, 8) + +#define HTC_SVC_RESP_MSG_SERVICEID GENMASK(31, 16) +#define HTC_SVC_RESP_MSG_STATUS GENMASK(7, 0) +#define HTC_SVC_RESP_MSG_ENDPOINTID GENMASK(15, 8) +#define HTC_SVC_RESP_MSG_MAXMSGSIZE GENMASK(31, 16) +#define HTC_SVC_RESP_MSG_SERVICEMETALENGTH GENMASK(7, 0) + +#define HTC_MSG_MESSAGEID GENMASK(15, 0) +#define HTC_SETUP_COMPLETE_EX_MSG_SETUPFLAGS GENMASK(31, 0) +#define HTC_SETUP_COMPLETE_EX_MSG_MAXMSGSPERBUNDLEDRECV GENMASK(7, 0) +#define HTC_SETUP_COMPLETE_EX_MSG_RSVD0 GENMASK(15, 8) +#define HTC_SETUP_COMPLETE_EX_MSG_RSVD1 GENMASK(23, 16) +#define HTC_SETUP_COMPLETE_EX_MSG_RSVD2 GENMASK(31, 24) + +enum ath11k_htc_tx_flags { + ATH11K_HTC_FLAG_NEED_CREDIT_UPDATE = 0x01, + ATH11K_HTC_FLAG_SEND_BUNDLE = 0x02 +}; + +enum ath11k_htc_rx_flags { + ATH11K_HTC_FLAG_TRAILER_PRESENT = 0x02, + ATH11K_HTC_FLAG_BUNDLE_MASK = 0xF0 +}; + +struct ath11k_htc_hdr { + u32 htc_info; + u32 ctrl_info; +} __packed __aligned(4); + +enum ath11k_htc_msg_id { + ATH11K_HTC_MSG_READY_ID = 1, + ATH11K_HTC_MSG_CONNECT_SERVICE_ID = 2, + ATH11K_HTC_MSG_CONNECT_SERVICE_RESP_ID = 3, + ATH11K_HTC_MSG_SETUP_COMPLETE_ID = 4, + ATH11K_HTC_MSG_SETUP_COMPLETE_EX_ID = 5, + ATH11K_HTC_MSG_SEND_SUSPEND_COMPLETE = 6 +}; + +enum ath11k_htc_version { + ATH11K_HTC_VERSION_2P0 = 0x00, /* 2.0 */ + ATH11K_HTC_VERSION_2P1 = 0x01, /* 2.1 */ +}; + +#define ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_MASK GENMASK(1, 0) +#define ATH11K_HTC_CONN_FLAGS_RECV_ALLOC GENMASK(15, 8) + +enum ath11k_htc_conn_flags { + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_FOURTH = 0x0, + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_ONE_HALF = 0x1, + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_THREE_FOURTHS = 0x2, + ATH11K_HTC_CONN_FLAGS_THRESHOLD_LEVEL_UNITY = 0x3, + ATH11K_HTC_CONN_FLAGS_REDUCE_CREDIT_DRIBBLE = 1 << 2, + ATH11K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL = 1 << 3 +}; + +enum ath11k_htc_conn_svc_status { + ATH11K_HTC_CONN_SVC_STATUS_SUCCESS = 0, + ATH11K_HTC_CONN_SVC_STATUS_NOT_FOUND = 1, + ATH11K_HTC_CONN_SVC_STATUS_FAILED = 2, + ATH11K_HTC_CONN_SVC_STATUS_NO_RESOURCES = 3, + ATH11K_HTC_CONN_SVC_STATUS_NO_MORE_EP = 4 +}; + +struct ath11k_htc_ready { + u32 id_credit_count; + u32 size_ep; +} __packed; + +struct ath11k_htc_ready_extended { + struct ath11k_htc_ready base; + u32 ver_bundle; +} __packed; + +struct ath11k_htc_conn_svc { + u32 msg_svc_id; + u32 flags_len; +} __packed; + +struct ath11k_htc_conn_svc_resp { + u32 msg_svc_id; + u32 flags_len; + u32 svc_meta_pad; +} __packed; + +struct ath11k_htc_setup_complete_extended { + u32 msg_id; + u32 flags; + u32 max_msgs_per_bundled_recv; +} __packed; + +struct ath11k_htc_msg { + u32 msg_svc_id; + u32 flags_len; +} __packed __aligned(4); + +enum ath11k_htc_record_id { + ATH11K_HTC_RECORD_NULL = 0, + ATH11K_HTC_RECORD_CREDITS = 1 +}; + +struct ath11k_htc_record_hdr { + u8 id; /* @enum ath11k_htc_record_id */ + u8 len; + u8 pad0; + u8 pad1; +} __packed; + +struct ath11k_htc_credit_report { + u8 eid; /* @enum ath11k_htc_ep_id */ + u8 credits; + u8 pad0; + u8 pad1; +} __packed; + +struct ath11k_htc_record { + struct ath11k_htc_record_hdr hdr; + union { + struct ath11k_htc_credit_report credit_report[0]; + u8 pauload[0]; + }; +} __packed __aligned(4); + +/* note: the trailer offset is dynamic depending + * on payload length. this is only a struct layout draft + */ +struct ath11k_htc_frame { + struct ath11k_htc_hdr hdr; + union { + struct ath11k_htc_msg msg; + u8 payload[0]; + }; + struct ath11k_htc_record trailer[0]; +} __packed __aligned(4); + +enum ath11k_htc_svc_gid { + ATH11K_HTC_SVC_GRP_RSVD = 0, + ATH11K_HTC_SVC_GRP_WMI = 1, + ATH11K_HTC_SVC_GRP_NMI = 2, + ATH11K_HTC_SVC_GRP_HTT = 3, + ATH11K_HTC_SVC_GRP_CFG = 4, + ATH11K_HTC_SVC_GRP_IPA = 5, + ATH11K_HTC_SVC_GRP_PKTLOG = 6, + + ATH11K_HTC_SVC_GRP_TEST = 254, + ATH11K_HTC_SVC_GRP_LAST = 255, +}; + +#define SVC(group, idx) \ + (int)(((int)(group) << 8) | (int)(idx)) + +enum ath11k_htc_svc_id { + /* NOTE: service ID of 0x0000 is reserved and should never be used */ + ATH11K_HTC_SVC_ID_RESERVED = 0x0000, + ATH11K_HTC_SVC_ID_UNUSED = ATH11K_HTC_SVC_ID_RESERVED, + + ATH11K_HTC_SVC_ID_RSVD_CTRL = SVC(ATH11K_HTC_SVC_GRP_RSVD, 1), + ATH11K_HTC_SVC_ID_WMI_CONTROL = SVC(ATH11K_HTC_SVC_GRP_WMI, 0), + ATH11K_HTC_SVC_ID_WMI_DATA_BE = SVC(ATH11K_HTC_SVC_GRP_WMI, 1), + ATH11K_HTC_SVC_ID_WMI_DATA_BK = SVC(ATH11K_HTC_SVC_GRP_WMI, 2), + ATH11K_HTC_SVC_ID_WMI_DATA_VI = SVC(ATH11K_HTC_SVC_GRP_WMI, 3), + ATH11K_HTC_SVC_ID_WMI_DATA_VO = SVC(ATH11K_HTC_SVC_GRP_WMI, 4), + ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC1 = SVC(ATH11K_HTC_SVC_GRP_WMI, 5), + ATH11K_HTC_SVC_ID_WMI_CONTROL_MAC2 = SVC(ATH11K_HTC_SVC_GRP_WMI, 6), + + ATH11K_HTC_SVC_ID_NMI_CONTROL = SVC(ATH11K_HTC_SVC_GRP_NMI, 0), + ATH11K_HTC_SVC_ID_NMI_DATA = SVC(ATH11K_HTC_SVC_GRP_NMI, 1), + + ATH11K_HTC_SVC_ID_HTT_DATA_MSG = SVC(ATH11K_HTC_SVC_GRP_HTT, 0), + + /* raw stream service (i.e. flash, tcmd, calibration apps) */ + ATH11K_HTC_SVC_ID_TEST_RAW_STREAMS = SVC(ATH11K_HTC_SVC_GRP_TEST, 0), + ATH11K_HTC_SVC_ID_IPA_TX = SVC(ATH11K_HTC_SVC_GRP_IPA, 0), + ATH11K_HTC_SVC_ID_PKT_LOG = SVC(ATH11K_HTC_SVC_GRP_PKTLOG, 0), +}; + +#undef SVC + +enum ath11k_htc_ep_id { + ATH11K_HTC_EP_UNUSED = -1, + ATH11K_HTC_EP_0 = 0, + ATH11K_HTC_EP_1 = 1, + ATH11K_HTC_EP_2, + ATH11K_HTC_EP_3, + ATH11K_HTC_EP_4, + ATH11K_HTC_EP_5, + ATH11K_HTC_EP_6, + ATH11K_HTC_EP_7, + ATH11K_HTC_EP_8, + ATH11K_HTC_EP_COUNT, +}; + +struct ath11k_htc_ops { + void (*target_send_suspend_complete)(struct ath11k_base *ar); +}; + +struct ath11k_htc_ep_ops { + void (*ep_tx_complete)(struct ath11k_base *, struct sk_buff *); + void (*ep_rx_complete)(struct ath11k_base *, struct sk_buff *); + void (*ep_tx_credits)(struct ath11k_base *); +}; + +/* service connection information */ +struct ath11k_htc_svc_conn_req { + u16 service_id; + struct ath11k_htc_ep_ops ep_ops; + int max_send_queue_depth; +}; + +/* service connection response information */ +struct ath11k_htc_svc_conn_resp { + u8 buffer_len; + u8 actual_len; + enum ath11k_htc_ep_id eid; + unsigned int max_msg_len; + u8 connect_resp_code; +}; + +#define ATH11K_NUM_CONTROL_TX_BUFFERS 2 +#define ATH11K_HTC_MAX_LEN 4096 +#define ATH11K_HTC_MAX_CTRL_MSG_LEN 256 +#define ATH11K_HTC_WAIT_TIMEOUT_HZ (1 * HZ) +#define ATH11K_HTC_CONTROL_BUFFER_SIZE (ATH11K_HTC_MAX_CTRL_MSG_LEN + \ + sizeof(struct ath11k_htc_hdr)) +#define ATH11K_HTC_CONN_SVC_TIMEOUT_HZ (1 * HZ) +#define ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES 8 + +struct ath11k_htc_ep { + struct ath11k_htc *htc; + enum ath11k_htc_ep_id eid; + enum ath11k_htc_svc_id service_id; + struct ath11k_htc_ep_ops ep_ops; + + int max_tx_queue_depth; + int max_ep_message_len; + u8 ul_pipe_id; + u8 dl_pipe_id; + + u8 seq_no; /* for debugging */ + int tx_credits; + bool tx_credit_flow_enabled; +}; + +struct ath11k_htc_svc_tx_credits { + u16 service_id; + u8 credit_allocation; +}; + +struct ath11k_htc { + struct ath11k_base *ab; + struct ath11k_htc_ep endpoint[ATH11K_HTC_EP_COUNT]; + + /* protects endpoints */ + spinlock_t tx_lock; + + struct ath11k_htc_ops htc_ops; + + u8 control_resp_buffer[ATH11K_HTC_MAX_CTRL_MSG_LEN]; + int control_resp_len; + + struct completion ctl_resp; + + int total_transmit_credits; + struct ath11k_htc_svc_tx_credits + service_alloc_table[ATH11K_HTC_MAX_SERVICE_ALLOC_ENTRIES]; + int target_credit_size; + u8 wmi_ep_count; +}; + +int ath11k_htc_init(struct ath11k_base *ar); +int ath11k_htc_wait_target(struct ath11k_htc *htc); +int ath11k_htc_start(struct ath11k_htc *htc); +int ath11k_htc_connect_service(struct ath11k_htc *htc, + struct ath11k_htc_svc_conn_req *conn_req, + struct ath11k_htc_svc_conn_resp *conn_resp); +int ath11k_htc_send(struct ath11k_htc *htc, enum ath11k_htc_ep_id eid, + struct sk_buff *packet); +struct sk_buff *ath11k_htc_alloc_skb(struct ath11k_base *ar, int size); +void ath11k_htc_rx_completion_handler(struct ath11k_base *ar, + struct sk_buff *skb); + +#endif _______________________________________________ ath11k mailing list ath11k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath11k
next prev parent reply other threads:[~2019-11-15 9:30 UTC|newest] Thread overview: 106+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-15 9:28 [PATCH v3 00/49] ath11k: driver for Qualcomm IEEE 802.11ax devices Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 01/49] dt: bindings: net: add qcom,ath11k.yaml Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-23 0:23 ` Rob Herring 2019-11-23 0:23 ` Rob Herring 2019-11-15 9:28 ` [PATCH v3 02/49] ath11k: add Kconfig Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 03/49] ath11k: add Makefile Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 04/49] ath11k: add ahb.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 05/49] ath11k: add ahb.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 06/49] ath11k: add ce.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 07/49] ath11k: add ce.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 08/49] ath11k: add core.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 09/49] ath11k: add core.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 10/49] ath11k: add debug.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 11/49] ath11k: add debug.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 12/49] ath11k: add debug_htt_stats.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 13/49] ath11k: add debug_htt_stats.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 14/49] ath11k: add debugfs_sta.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 15/49] ath11k: add dp.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 16/49] ath11k: add dp.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 17/49] ath11k: add dp_rx.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 18/49] ath11k: add dp_rx.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 19/49] ath11k: add dp_tx.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 20/49] ath11k: add dp_tx.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 21/49] ath11k: add hal.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 22/49] ath11k: add hal.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 23/49] ath11k: add hal_desc.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 24/49] ath11k: add hal_rx.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 25/49] ath11k: add hal_rx.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 26/49] ath11k: add hal_tx.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 27/49] ath11k: add hal_tx.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 28/49] ath11k: add htc.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` Kalle Valo [this message] 2019-11-15 9:28 ` [PATCH v3 29/49] ath11k: add htc.h Kalle Valo 2019-11-15 9:28 ` [PATCH v3 30/49] ath11k: add hw.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 31/49] ath11k: add mac.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 32/49] ath11k: add mac.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 33/49] ath11k: add peer.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 34/49] ath11k: add peer.h Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:28 ` [PATCH v3 35/49] ath11k: add qmi.c Kalle Valo 2019-11-15 9:28 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 36/49] ath11k: add qmi.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 37/49] ath11k: add reg.c Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 38/49] ath11k: add reg.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 39/49] ath11k: add rx_desc.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 40/49] ath11k: add testmode.c Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 41/49] ath11k: add testmode.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 42/49] ath11k: add testmode_i.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 43/49] ath11k: add trace.c Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 44/49] ath11k: add trace.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 45/49] ath11k: add wmi.c Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 46/49] ath11k: add wmi.h Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 47/49] ath: add ath11k to Makefile Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 48/49] ath: add ath11k to Kconfig Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-15 9:29 ` [PATCH v3 49/49] MAINTAINERS: add ath11k Kalle Valo 2019-11-15 9:29 ` Kalle Valo 2019-11-23 8:26 ` [PATCH v3 00/49] ath11k: driver for Qualcomm IEEE 802.11ax devices Kalle Valo 2019-11-25 12:31 ` Kalle Valo 2019-11-25 12:31 ` Kalle Valo 2019-11-23 8:26 ` Kalle Valo
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