msm: ipa: create ipa_client for ethernet
Create the ipa_client interface for ethernet offloading. Change-Id: I8120b0cca9e42a75153fb1468dc1b8bcbd43484c Signed-off-by: Bojun Pan <bojunp@codeaurora.org> Signed-off-by: Amir Levy <alevy@codeaurora.org>
This commit is contained in:
Amir Levy
parent
8543fd31f2
commit
7d0bf74852
@ -110,6 +110,8 @@ struct ipa_fmwk_contex {
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struct mutex lock;
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ipa_uc_ready_cb uc_ready_cb;
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void *uc_ready_priv;
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ipa_eth_ready_cb eth_ready_cb;
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void *eth_userdata;
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enum ipa_uc_offload_proto proto;
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/* ipa core driver APIs */
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@ -356,6 +358,26 @@ struct ipa_fmwk_contex {
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int (*ipa_wigig_set_perf_profile)(u32 max_supported_bw_mbps);
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int (*ipa_wigig_save_regs)(void);
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/* ipa eth APIs */
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int (*ipa_eth_register_ready_cb)(struct ipa_eth_ready *ready_info);
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int (*ipa_eth_unregister_ready_cb)(struct ipa_eth_ready *ready_info);
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int (*ipa_eth_client_conn_pipes)(struct ipa_eth_client *client);
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int (*ipa_eth_client_disconn_pipes)(struct ipa_eth_client *client);
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int (*ipa_eth_client_reg_intf)(struct ipa_eth_intf_info *intf);
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int (*ipa_eth_client_unreg_intf)(struct ipa_eth_intf_info *intf);
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int (*ipa_eth_client_set_perf_profile)(struct ipa_eth_client *client,
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struct ipa_eth_perf_profile *profile);
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int (*ipa_eth_client_conn_evt)(struct ipa_ecm_msg *msg);
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int (*ipa_eth_client_disconn_evt)(struct ipa_ecm_msg *msg);
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};
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static struct ipa_fmwk_contex *ipa_fmwk_ctx;
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@ -376,23 +398,34 @@ static inline void ipa_trigger_ipa_ready_cbs(void)
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}
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}
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static inline void ipa_register_uc_ready_cb(void)
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static inline void ipa_late_register_ready_cb(void)
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{
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int ret;
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struct ipa_uc_ready_params param;
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if (ipa_fmwk_ctx->uc_ready_cb) {
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struct ipa_uc_ready_params param;
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param.notify = ipa_fmwk_ctx->uc_ready_cb;
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param.priv = ipa_fmwk_ctx->uc_ready_priv;
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param.proto = ipa_fmwk_ctx->proto;
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ret = ipa_fmwk_ctx->ipa_uc_offload_reg_rdyCB(¶m);
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ipa_fmwk_ctx->ipa_uc_offload_reg_rdyCB(¶m);
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/* if uc is already ready, client expects cb to be called */
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if (param.is_uC_ready) {
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ipa_fmwk_ctx->uc_ready_cb(
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ipa_fmwk_ctx->uc_ready_priv);
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}
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}
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if (ipa_fmwk_ctx->eth_ready_cb) {
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struct ipa_eth_ready ready_info;
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/* just late call to ipa_eth_register_ready_cb */
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ready_info.notify = ipa_fmwk_ctx->eth_ready_cb;
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ready_info.userdata = ipa_fmwk_ctx->eth_userdata;
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ipa_fmwk_ctx->ipa_eth_register_ready_cb(&ready_info);
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/* nobody cares anymore about ready_info->is_eth_ready since
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* if we got here it means that we already returned false there
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*/
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}
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}
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/* registration API for IPA core module */
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@ -452,7 +485,7 @@ int ipa_fmwk_register_ipa(const struct ipa_core_data *in)
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ipa_fmwk_ctx->ipa_ready = true;
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ipa_trigger_ipa_ready_cbs();
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ipa_register_uc_ready_cb();
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ipa_late_register_ready_cb();
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mutex_unlock(&ipa_fmwk_ctx->lock);
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pr_info("IPA driver is now in ready state\n");
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@ -1781,6 +1814,161 @@ int ipa_wigig_save_regs(void)
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}
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EXPORT_SYMBOL(ipa_wigig_save_regs);
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/* registration API for IPA eth module */
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int ipa_fmwk_register_ipa_eth(const struct ipa_eth_data *in)
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{
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if (!ipa_fmwk_ctx) {
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pr_err("ipa framework hasn't been initialized yet\n");
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return -EPERM;
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}
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if (ipa_fmwk_ctx->ipa_eth_register_ready_cb
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|| ipa_fmwk_ctx->ipa_eth_unregister_ready_cb
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|| ipa_fmwk_ctx->ipa_eth_client_conn_pipes
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|| ipa_fmwk_ctx->ipa_eth_client_disconn_pipes
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|| ipa_fmwk_ctx->ipa_eth_client_reg_intf
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|| ipa_fmwk_ctx->ipa_eth_client_unreg_intf
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|| ipa_fmwk_ctx->ipa_eth_client_set_perf_profile
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|| ipa_fmwk_ctx->ipa_eth_client_conn_evt
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|| ipa_fmwk_ctx->ipa_eth_client_disconn_evt) {
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pr_err("ipa_eth APIs were already initialized\n");
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return -EPERM;
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}
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ipa_fmwk_ctx->ipa_eth_register_ready_cb = in->ipa_eth_register_ready_cb;
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ipa_fmwk_ctx->ipa_eth_unregister_ready_cb =
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in->ipa_eth_unregister_ready_cb;
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ipa_fmwk_ctx->ipa_eth_client_conn_pipes = in->ipa_eth_client_conn_pipes;
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ipa_fmwk_ctx->ipa_eth_client_disconn_pipes =
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in->ipa_eth_client_disconn_pipes;
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ipa_fmwk_ctx->ipa_eth_client_reg_intf = in->ipa_eth_client_reg_intf;
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ipa_fmwk_ctx->ipa_eth_client_unreg_intf = in->ipa_eth_client_unreg_intf;
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ipa_fmwk_ctx->ipa_eth_client_set_perf_profile =
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in->ipa_eth_client_set_perf_profile;
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ipa_fmwk_ctx->ipa_eth_client_conn_evt = in->ipa_eth_client_conn_evt;
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ipa_fmwk_ctx->ipa_eth_client_disconn_evt =
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in->ipa_eth_client_disconn_evt;
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pr_info("ipa_eth registered successfully\n");
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return 0;
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}
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EXPORT_SYMBOL(ipa_fmwk_register_ipa_eth);
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int ipa_eth_register_ready_cb(struct ipa_eth_ready *ready_info)
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{
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int ret;
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if (!ipa_fmwk_ctx) {
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pr_err("ipa framework hasn't been initialized yet\n");
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return -EPERM;
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}
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mutex_lock(&ipa_fmwk_ctx->lock);
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if (ipa_fmwk_ctx->ipa_ready) {
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/* call real func, unlock and return */
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ret = ipa_fmwk_ctx->ipa_eth_register_ready_cb(ready_info);
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mutex_unlock(&ipa_fmwk_ctx->lock);
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return ret;
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}
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ipa_fmwk_ctx->eth_ready_cb = ready_info->notify;
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ipa_fmwk_ctx->eth_userdata = ready_info->userdata;
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ready_info->is_eth_ready = false;
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mutex_unlock(&ipa_fmwk_ctx->lock);
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return 0;
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}
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EXPORT_SYMBOL(ipa_eth_register_ready_cb);
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int ipa_eth_unregister_ready_cb(struct ipa_eth_ready *ready_info)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_unregister_ready_cb,
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ready_info);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_unregister_ready_cb);
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int ipa_eth_client_conn_pipes(struct ipa_eth_client *client)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_conn_pipes,
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client);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_conn_pipes);
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int ipa_eth_client_disconn_pipes(struct ipa_eth_client *client)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_disconn_pipes,
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client);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_disconn_pipes);
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int ipa_eth_client_reg_intf(struct ipa_eth_intf_info *intf)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_reg_intf,
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intf);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_reg_intf);
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int ipa_eth_client_unreg_intf(struct ipa_eth_intf_info *intf)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_unreg_intf,
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intf);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_unreg_intf);
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int ipa_eth_client_set_perf_profile(struct ipa_eth_client *client,
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struct ipa_eth_perf_profile *profile)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_set_perf_profile,
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client, profile);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_set_perf_profile);
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int ipa_eth_client_conn_evt(struct ipa_ecm_msg *msg)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_conn_evt,
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msg);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_conn_evt);
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int ipa_eth_client_disconn_evt(struct ipa_ecm_msg *msg)
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{
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int ret;
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IPA_FMWK_DISPATCH_RETURN_DP(ipa_eth_client_disconn_evt,
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msg);
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return ret;
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}
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EXPORT_SYMBOL(ipa_eth_client_disconn_evt);
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/* module functions */
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static int __init ipa_fmwk_init(void)
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{
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@ -889,6 +889,24 @@ struct IpaHwRingStats_t {
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u32 RingUtilCount;
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} __packed;
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/**
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* struct ipa_uc_dbg_rtk_ring_stats - uC dbg stats info for RTK
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* offloading protocol
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* @commStats: common stats
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* @trCount: transfer ring count
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* @erCount: event ring count
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* @totalAosCount: total AoS completion count
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* @busyTime: total busy time
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*/
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struct ipa_uc_dbg_rtk_ring_stats {
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struct IpaHwRingStats_t commStats;
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u32 trCount;
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u32 erCount;
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u32 totalAosCount;
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u64 busyTime;
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} __packed;
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/**
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* struct IpaHwStatsWDIRxInfoData_t - Structure holding the WDI Rx channel
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* structures
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255
include/linux/ipa_eth.h
Normal file
255
include/linux/ipa_eth.h
Normal file
@ -0,0 +1,255 @@
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef _IPA_ETH_H_
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#define _IPA_ETH_H_
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#include <linux/ipa.h>
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#include <linux/msm_ipa.h>
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#include <linux/msm_gsi.h>
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/* New architecture prototypes */
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typedef void (*ipa_eth_ready_cb)(void *user_data);
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typedef u32 ipa_eth_hdl_t;
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/**
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* struct ipa_eth_ready_cb - eth readiness parameters
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*
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* @notify: ipa_eth client ready callback notifier
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* @userdata: userdata for ipa_eth ready cb
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* @is_eth_ready: true if ipa_eth client is already ready
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*/
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struct ipa_eth_ready {
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ipa_eth_ready_cb notify;
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void *userdata;
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/* out params */
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bool is_eth_ready;
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};
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/**
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* enum ipa_eth_client_type - names for the various IPA
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* eth "clients".
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*/
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enum ipa_eth_client_type {
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IPA_ETH_CLIENT_AQC107,
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IPA_ETH_CLIENT_AQC113,
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IPA_ETH_CLIENT_RTK8111K,
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IPA_ETH_CLIENT_RTK8125B,
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IPA_ETH_CLIENT_NTN,
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IPA_ETH_CLIENT_EMAC,
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IPA_ETH_CLIENT_MAX,
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};
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/**
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* enum ipa_eth_pipe_traffic_type - traffic type for the various IPA
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* eth "pipes".
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*/
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enum ipa_eth_pipe_traffic_type {
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IPA_ETH_PIPE_BEST_EFFORT,
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IPA_ETH_PIPE_LOW_LATENCY,
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IPA_ETH_PIPE_TRAFFIC_TYPE_MAX,
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};
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/**
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* enum ipa_eth_pipe_direction - pipe direcitons for same
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* ethernet client.
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*/
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enum ipa_eth_pipe_direction {
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IPA_ETH_PIPE_DIR_TX,
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IPA_ETH_PIPE_DIR_RX,
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IPA_ETH_PIPE_DIR_MAX,
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};
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#define IPA_ETH_INST_ID_MAX (2)
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/**
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* struct ipa_eth_aqc_setup_info - parameters for aqc ethernet
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* offloading
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*
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* @bar_addr: bar PA to access AQC register
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* @head_ptr_offs: head ptr offset
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* @aqc_ch: AQC ch number
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* @dest_tail_ptr_offs: tail ptr offset
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*/
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struct ipa_eth_aqc_setup_info {
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phys_addr_t bar_addr;
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phys_addr_t head_ptr_offs;
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u8 aqc_ch;
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phys_addr_t dest_tail_ptr_offs;
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};
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/**
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* struct ipa_eth_realtek_setup_info - parameters for realtek ethernet
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* offloading
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*
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* @bar_addr: bar PA to access RTK register
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* @bar_size: bar region size
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* @queue_number: Which RTK queue to check the status on
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* @dest_tail_ptr_offs: tail ptr offset
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*/
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struct ipa_eth_realtek_setup_info {
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phys_addr_t bar_addr;
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u32 bar_size;
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u8 queue_number;
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phys_addr_t dest_tail_ptr_offs;
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};
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/**
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* struct ipa_eth_buff_smmu_map - IPA iova->pa SMMU mapping
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* @iova: virtual address of the data buffer
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* @pa: physical address of the data buffer
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*/
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struct ipa_eth_buff_smmu_map {
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dma_addr_t iova;
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phys_addr_t pa;
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};
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/**
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* struct ipa_eth_pipe_setup_info - info needed for IPA setups
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* @is_transfer_ring_valid: if transfer ring is needed
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* @transfer_ring_base: the base of the transfer ring
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* @transfer_ring_sgt: sgtable of transfer ring
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* @transfer_ring_size: size of the transfer ring
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* @is_buffer_pool_valid: if buffer pool is needed
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* @buffer_pool_base_addr: base of buffer pool address
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* @buffer_pool_base_sgt: sgtable of buffer pool
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* @data_buff_list_size: number of buffers
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* @data_buff_list: array of data buffer list
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* @fix_buffer_size: buffer size
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* @notify: callback for exception/embedded packets
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* @priv: priv for exception callback
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* @client_info: vendor specific pipe setup info
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* @db_pa: doorbell physical address
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* @db_val: doorbell value ethernet HW need to ring
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*/
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struct ipa_eth_pipe_setup_info {
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/* transfer ring info */
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bool is_transfer_ring_valid;
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dma_addr_t transfer_ring_base;
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struct sg_table *transfer_ring_sgt;
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u32 transfer_ring_size;
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/* buffer pool info */
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bool is_buffer_pool_valid;
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dma_addr_t buffer_pool_base_addr;
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struct sg_table *buffer_pool_base_sgt;
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/* buffer info */
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u32 data_buff_list_size;
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struct ipa_eth_buff_smmu_map *data_buff_list;
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u32 fix_buffer_size;
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/* client notify cb */
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ipa_notify_cb notify;
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void *priv;
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/* vendor specific info */
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union {
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struct ipa_eth_aqc_setup_info aqc;
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struct ipa_eth_realtek_setup_info rtk;
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} client_info;
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/* output params */
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phys_addr_t db_pa;
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u32 db_val;
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};
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/**
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* struct ipa_eth_client_pipe_info - ETH pipe/gsi related configuration
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* @link: link of ep for different client function on same ethernet HW
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* @dir: TX or RX direction
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* @info: tx/rx pipe setup info
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* @client_info: client the pipe belongs to
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* @pipe_hdl: output params, pipe handle
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*/
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struct ipa_eth_client_pipe_info {
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struct list_head link;
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enum ipa_eth_pipe_direction dir;
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struct ipa_eth_pipe_setup_info info;
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struct ipa_eth_client *client_info;
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/* output params */
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ipa_eth_hdl_t pipe_hdl;
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};
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/**
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* struct ipa_eth_client - client info per traffic type
|
||||
* provided by offload client
|
||||
* @client_type: ethernet client type
|
||||
* @inst_id: instance id for dual NIC support
|
||||
* @traffic_type: traffic type
|
||||
* @pipe_list: list of pipes with same traffic type
|
||||
* @priv: private data for client
|
||||
*/
|
||||
struct ipa_eth_client {
|
||||
/* vendor driver */
|
||||
enum ipa_eth_client_type client_type;
|
||||
u8 inst_id;
|
||||
|
||||
/* traffic type */
|
||||
enum ipa_eth_pipe_traffic_type traffic_type;
|
||||
struct list_head pipe_list;
|
||||
|
||||
/* client specific priv data*/
|
||||
void *priv;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct ipa_eth_perf_profile - To set BandWidth profile
|
||||
*
|
||||
* @max_supported_bw_mbps: maximum bandwidth needed (in Mbps)
|
||||
*/
|
||||
struct ipa_eth_perf_profile {
|
||||
u32 max_supported_bw_mbps;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct ipa_eth_hdr_info - Header to install on IPA HW
|
||||
*
|
||||
* @hdr: header to install on IPA HW
|
||||
* @hdr_len: length of header
|
||||
* @dst_mac_addr_offset: destination mac address offset
|
||||
* @hdr_type: layer two header type
|
||||
*/
|
||||
struct ipa_eth_hdr_info {
|
||||
u8 *hdr;
|
||||
u8 hdr_len;
|
||||
u8 dst_mac_addr_offset;
|
||||
enum ipa_hdr_l2_type hdr_type;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct ipa_eth_intf_info - parameters for ipa offload
|
||||
* interface registration
|
||||
*
|
||||
* @netdev_name: network interface name
|
||||
* @hdr: hdr for ipv4/ipv6
|
||||
* @pipe_hdl_list_size: number of pipes prop needed for this interface
|
||||
* @pipe_hdl_list: array of pipes used for this interface
|
||||
*/
|
||||
struct ipa_eth_intf_info {
|
||||
const char *netdev_name;
|
||||
struct ipa_eth_hdr_info hdr[IPA_IP_MAX];
|
||||
|
||||
/* tx/rx pipes for same netdev */
|
||||
int pipe_hdl_list_size;
|
||||
ipa_eth_hdl_t *pipe_hdl_list;
|
||||
};
|
||||
|
||||
int ipa_eth_register_ready_cb(struct ipa_eth_ready *ready_info);
|
||||
int ipa_eth_unregister_ready_cb(struct ipa_eth_ready *ready_info);
|
||||
int ipa_eth_client_conn_pipes(struct ipa_eth_client *client);
|
||||
int ipa_eth_client_disconn_pipes(struct ipa_eth_client *client);
|
||||
int ipa_eth_client_reg_intf(struct ipa_eth_intf_info *intf);
|
||||
int ipa_eth_client_unreg_intf(struct ipa_eth_intf_info *intf);
|
||||
int ipa_eth_client_set_perf_profile(struct ipa_eth_client *client,
|
||||
struct ipa_eth_perf_profile *profile);
|
||||
int ipa_eth_client_conn_evt(struct ipa_ecm_msg *msg);
|
||||
int ipa_eth_client_disconn_evt(struct ipa_ecm_msg *msg);
|
||||
|
||||
#endif // _IPA_ETH_H_
|
||||
@ -15,6 +15,7 @@
|
||||
#include <linux/ipa_usb.h>
|
||||
#include <linux/ipa_odu_bridge.h>
|
||||
#include <linux/ipa_qmi_service_v01.h>
|
||||
#include <linux/ipa_eth.h>
|
||||
|
||||
struct ipa_core_data {
|
||||
int (*ipa_tx_dp)(enum ipa_client_type dst, struct sk_buff *skb,
|
||||
@ -268,6 +269,27 @@ struct ipa_wigig_data {
|
||||
int (*ipa_wigig_save_regs)(void);
|
||||
};
|
||||
|
||||
struct ipa_eth_data {
|
||||
int (*ipa_eth_register_ready_cb)(struct ipa_eth_ready *ready_info);
|
||||
|
||||
int (*ipa_eth_unregister_ready_cb)(struct ipa_eth_ready *ready_info);
|
||||
|
||||
int (*ipa_eth_client_conn_pipes)(struct ipa_eth_client *client);
|
||||
|
||||
int (*ipa_eth_client_disconn_pipes)(struct ipa_eth_client *client);
|
||||
|
||||
int (*ipa_eth_client_reg_intf)(struct ipa_eth_intf_info *intf);
|
||||
|
||||
int (*ipa_eth_client_unreg_intf)(struct ipa_eth_intf_info *intf);
|
||||
|
||||
int (*ipa_eth_client_set_perf_profile)(struct ipa_eth_client *client,
|
||||
struct ipa_eth_perf_profile *profile);
|
||||
|
||||
int (*ipa_eth_client_conn_evt)(struct ipa_ecm_msg *msg);
|
||||
|
||||
int (*ipa_eth_client_disconn_evt)(struct ipa_ecm_msg *msg);
|
||||
};
|
||||
|
||||
#if IS_ENABLED(CONFIG_IPA3)
|
||||
|
||||
int ipa_fmwk_register_ipa(const struct ipa_core_data *in);
|
||||
@ -284,6 +306,8 @@ int ipa_fmwk_register_ipa_mhi(const struct ipa_mhi_data *in);
|
||||
|
||||
int ipa_fmwk_register_ipa_wigig(const struct ipa_wigig_data *in);
|
||||
|
||||
int ipa_fmwk_register_ipa_eth(const struct ipa_eth_data *in);
|
||||
|
||||
#else /* IS_ENABLED(CONFIG_IPA3) */
|
||||
|
||||
int ipa_fmwk_register_ipa(const struct ipa_core_data *in)
|
||||
@ -321,6 +345,11 @@ int ipa_fmwk_register_ipa_wigig(const struct ipa_wigig_data *in)
|
||||
return -EPERM;
|
||||
}
|
||||
|
||||
int ipa_fmwk_register_ipa_eth(const struct ipa_eth_data *in)
|
||||
{
|
||||
return -EPERM;
|
||||
}
|
||||
|
||||
#endif /* IS_ENABLED(CONFIG_IPA3) */
|
||||
|
||||
#endif /* _IPA_FMWK_H_ */
|
||||
|
||||
@ -401,9 +401,12 @@ enum ipa_client_type {
|
||||
|
||||
IPA_CLIENT_QDSS_PROD = 106,
|
||||
IPA_CLIENT_MHI_QDSS_CONS = 107,
|
||||
|
||||
IPA_CLIENT_RTK_ETHERNET_PROD = 108,
|
||||
IPA_CLIENT_RTK_ETHERNET_CONS = 109,
|
||||
};
|
||||
|
||||
#define IPA_CLIENT_MAX (IPA_CLIENT_MHI_QDSS_CONS + 1)
|
||||
#define IPA_CLIENT_MAX (IPA_CLIENT_RTK_ETHERNET_CONS + 1)
|
||||
|
||||
#define IPA_CLIENT_WLAN2_PROD IPA_CLIENT_A5_WLAN_AMPDU_PROD
|
||||
#define IPA_CLIENT_Q6_DL_NLO_DATA_PROD IPA_CLIENT_Q6_DL_NLO_DATA_PROD
|
||||
|
||||
Loading…
Reference in New Issue
Block a user