diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ipa_uc_offload.h | 259 | ||||
| -rwxr-xr-x | include/linux/mfd/wcd9xxx/pdata.h | 1 |
2 files changed, 260 insertions, 0 deletions
diff --git a/include/linux/ipa_uc_offload.h b/include/linux/ipa_uc_offload.h new file mode 100644 index 000000000000..0277e87a2570 --- /dev/null +++ b/include/linux/ipa_uc_offload.h @@ -0,0 +1,259 @@ +/* Copyright (c) 2016, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _IPA_UC_OFFLOAD_H_ +#define _IPA_UC_OFFLOAD_H_ + +#include <linux/ipa.h> + +/** + * enum ipa_uc_offload_proto + * Protocol type: either WDI or Neutrino + * + * @IPA_UC_WDI: wdi Protocol + * @IPA_UC_NTN: Neutrino Protocol + */ +enum ipa_uc_offload_proto { + IPA_UC_INVALID = 0, + IPA_UC_WDI = 1, + IPA_UC_NTN = 2, + IPA_UC_MAX_PROT_SIZE +}; + +/** + * struct ipa_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_hdr_info { + u8 *hdr; + u8 hdr_len; + u8 dst_mac_addr_offset; + enum ipa_hdr_l2_type hdr_type; +}; + +/** + * struct ipa_uc_offload_intf_params - parameters for uC offload + * interface registration + * + * @netdev_name: network interface name + * @notify: callback for exception/embedded packets + * @priv: callback cookie + * @hdr_info: header information + * @meta_data: meta data if any + * @meta_data_mask: meta data mask + * @proto: uC offload protocol type + * @alt_dst_pipe: alternate routing output pipe + */ +struct ipa_uc_offload_intf_params { + const char *netdev_name; + ipa_notify_cb notify; + void *priv; + struct ipa_hdr_info hdr_info[IPA_IP_MAX]; + u8 is_meta_data_valid; + u32 meta_data; + u32 meta_data_mask; + enum ipa_uc_offload_proto proto; + enum ipa_client_type alt_dst_pipe; +}; + +/** + * struct ipa_ntn_setup_info - NTN TX/Rx configuration + * @client: type of "client" (IPA_CLIENT_ODU#_PROD/CONS) + * @ring_base_pa: physical address of the base of the Tx/Rx ring + * @ntn_ring_size: size of the Tx/Rx ring (in terms of elements) + * @buff_pool_base_pa: physical address of the base of the Tx/Rx + * buffer pool + * @num_buffers: Rx/Tx buffer pool size (in terms of elements) + * @data_buff_size: size of the each data buffer allocated in DDR + * @ntn_reg_base_ptr_pa: physical address of the Tx/Rx NTN Ring's + * tail pointer + */ +struct ipa_ntn_setup_info { + enum ipa_client_type client; + phys_addr_t ring_base_pa; + u32 ntn_ring_size; + + phys_addr_t buff_pool_base_pa; + u32 num_buffers; + u32 data_buff_size; + + phys_addr_t ntn_reg_base_ptr_pa; +}; + +/** + * struct ipa_uc_offload_out_params - out parameters for uC offload + * + * @clnt_hndl: Handle that client need to pass during + * further operations + */ +struct ipa_uc_offload_out_params { + u32 clnt_hndl; +}; + +/** + * struct ipa_ntn_conn_in_params - NTN TX/Rx connect parameters + * @ul: parameters to connect UL pipe(from Neutrino to IPA) + * @dl: parameters to connect DL pipe(from IPA to Neutrino) + */ +struct ipa_ntn_conn_in_params { + struct ipa_ntn_setup_info ul; + struct ipa_ntn_setup_info dl; +}; + +/** + * struct ipa_ntn_conn_out_params - information provided + * to uC offload client + * @ul_uc_db_pa: physical address of IPA uc doorbell for UL + * @dl_uc_db_pa: physical address of IPA uc doorbell for DL + * @clnt_hdl: opaque handle assigned to offload client + */ +struct ipa_ntn_conn_out_params { + phys_addr_t ul_uc_db_pa; + phys_addr_t dl_uc_db_pa; +}; + +/** + * struct ipa_uc_offload_conn_in_params - information provided by + * uC offload client + * @clnt_hndl: Handle that return as part of reg interface + * @proto: Protocol to use for offload data path + * @ntn: uC RX/Tx configuration info + */ +struct ipa_uc_offload_conn_in_params { + u32 clnt_hndl; + union { + struct ipa_ntn_conn_in_params ntn; + } u; +}; + +/** + * struct ipa_uc_offload_conn_out_params - information provided + * to uC offload client + * @ul_uc_db_pa: physical address of IPA uc doorbell for UL + * @dl_uc_db_pa: physical address of IPA uc doorbell for DL + * @clnt_hdl: opaque handle assigned to offload client + */ +struct ipa_uc_offload_conn_out_params { + union { + struct ipa_ntn_conn_out_params ntn; + } u; +}; + +/** + * struct ipa_perf_profile - To set BandWidth profile + * + * @client: type of "client" (IPA_CLIENT_ODU#_PROD/CONS) + * @max_supported_bw_mbps: maximum bandwidth needed (in Mbps) + */ +struct ipa_perf_profile { + enum ipa_client_type client; + u32 max_supported_bw_mbps; +}; + +#if defined CONFIG_IPA || defined CONFIG_IPA3 + +/** + * ipa_uc_offload_reg_intf - Client should call this function to + * init uC offload data path + * + * @init: [in] initialization parameters + * + * Note: Should not be called from atomic context and only + * after checking IPA readiness using ipa_register_ipa_ready_cb() + * + * @Return 0 on success, negative on failure + */ +int ipa_uc_offload_reg_intf( + struct ipa_uc_offload_intf_params *in, + struct ipa_uc_offload_out_params *out); + +/** + * ipa_uc_offload_cleanup - Client Driver should call this + * function before unload and after disconnect + * + * @Return 0 on success, negative on failure + */ +int ipa_uc_offload_cleanup(u32 clnt_hdl); + +/** + * ipa_uc_offload_conn_pipes - Client should call this + * function to connect uC pipe for offload data path + * + * @in: [in] input parameters from client + * @out: [out] output params to client + * + * Note: Should not be called from atomic context and only + * after checking IPA readiness using ipa_register_ipa_ready_cb() + * + * @Return 0 on success, negative on failure + */ +int ipa_uc_offload_conn_pipes(struct ipa_uc_offload_conn_in_params *in, + struct ipa_uc_offload_conn_out_params *out); + +/** + * ipa_uc_offload_disconn_pipes() - Client should call this + * function to disconnect uC pipe to disable offload data path + * @clnt_hdl: [in] opaque client handle assigned by IPA to client + * + * Note: Should not be called from atomic context + * + * Returns: 0 on success, negative on failure + */ +int ipa_uc_offload_disconn_pipes(u32 clnt_hdl); + +/** + * ipa_set_perf_profile() - Client should call this function to + * set IPA clock Band Width based on data rates + * @profile: [in] BandWidth profile to use + * + * Returns: 0 on success, negative on failure + */ +int ipa_set_perf_profile(struct ipa_perf_profile *profile); + +#else /* (CONFIG_IPA || CONFIG_IPA3) */ + +static inline int ipa_uc_offload_reg_intf( + struct ipa_uc_offload_intf_params *in, + struct ipa_uc_offload_out_params *out) +{ + return -EPERM; +} + +static inline int ipa_uC_offload_cleanup(u32 clnt_hdl) +{ + return -EPERM; +} + +static inline int ipa_uc_offload_conn_pipes( + struct ipa_uc_offload_conn_in_params *in, + struct ipa_uc_offload_conn_out_params *out) +{ + return -EPERM; +} + +static inline int ipa_uc_offload_disconn_pipes(u32 clnt_hdl) +{ + return -EPERM; +} + +static inline int ipa_set_perf_profile(struct ipa_perf_profile *profile) +{ + return -EPERM; +} + +#endif /* CONFIG_IPA3 */ + +#endif /* _IPA_UC_OFFLOAD_H_ */ diff --git a/include/linux/mfd/wcd9xxx/pdata.h b/include/linux/mfd/wcd9xxx/pdata.h index 52277f26b5a4..7bf2bff2f173 100755 --- a/include/linux/mfd/wcd9xxx/pdata.h +++ b/include/linux/mfd/wcd9xxx/pdata.h @@ -189,6 +189,7 @@ struct wcd9xxx_pdata { u32 mclk_rate; u32 dmic_sample_rate; u32 mad_dmic_sample_rate; + u32 ecpp_dmic_sample_rate; u32 dmic_clk_drv; u16 use_pinctrl; }; |