msm: ipa: Add DSCP PCP mapping info ioctl (3434256d) · Commits · e / devices / android_kernel_fairphone_FP5

include/uapi/linux/msm_ipa.h

+49 −2

Original line number	Diff line number	Diff line
		@@ -150,6 +150,7 @@
		#define IPA_IOCTL_DEL_MACSEC_MAPPING 93
		#define IPA_IOCTL_QUERY_CACHED_DRIVER_MSG 94
		#define IPA_IOCTL_SET_EXT_ROUTER_MODE 95
		#define IPA_IOCTL_ADD_DEL_DSCP_PCP_MAPPING 96
		/**
		* max size of the header to be inserted
		*/
		@@ -215,6 +216,11 @@

		#define IPA_MAX_IPPT_NUM_PORT_FLT 5

		/**
		* Max number of DSCP entries in uc
		*/
		#define IPA_UC_MAX_DSCP_VAL 64

		/**
		* New feature flag for CV2X config.
		*/
		@@ -1522,6 +1528,7 @@ enum ipa_hdr_l2_type {
		* IPA_HDR_PROC_SET_DSCP:
		* IPA_HDR_PROC_EoGRE_HEADER_ADD: Add IPV[46] and GRE header
		* IPA_HDR_PROC_EoGRE_HEADER_REMOVE: Remove IPV[46] and GRE header
		* IPA_HDR_PROC_WWAN_TO_ETHII_EX: To update PCP value for E2E traffic.
		*/
		enum ipa_hdr_proc_type {
		IPA_HDR_PROC_NONE,
		@@ -1537,8 +1544,9 @@ enum ipa_hdr_proc_type {
		IPA_HDR_PROC_SET_DSCP,
		IPA_HDR_PROC_EoGRE_HEADER_ADD,
		IPA_HDR_PROC_EoGRE_HEADER_REMOVE,
		IPA_HDR_PROC_WWAN_TO_ETHII_EX,
		};
		#define IPA_HDR_PROC_MAX (IPA_HDR_PROC_EoGRE_HEADER_REMOVE + 1)
		#define IPA_HDR_PROC_MAX (IPA_HDR_PROC_WWAN_TO_ETHII_EX + 1)

		/**
		* struct ipa_rt_rule - attributes of a routing rule
		@@ -1863,12 +1871,34 @@ struct ipa_eogre_hdr_proc_ctx_params {
		* (in bytes) from the start of the input IP hdr
		* @output_ethhdr_negative_offset: Specifies where the ethernet hdr offset is
		* (in bytes) from the end of the template hdr
		* @output_dscp_pcp_update: Specifies if VLAN PCP needs to be updated based on
		* DSCP<->PCP mapping table.
		* @reserved: for future use
		*/
		struct ipa_eth_II_to_eth_II_ex_procparams {
		uint32_t input_ethhdr_negative_offset : 8;
		uint32_t output_ethhdr_negative_offset : 8;
		uint32_t reserved : 16;
		uint32_t output_dscp_pcp_update : 1;
		uint32_t reserved : 15;
		};

		/**
		* struct ipa_wwan_to_eth_II_ex_procparams -
		* @input_ethhdr_negative_offset: Specifies where the ethernet hdr offset is
		* (in bytes) from the start of the input IP hdr
		* @output_ethhdr_negative_offset: Specifies where the ethernet hdr offset is
		* (in bytes) from the end of the template hdr
		* @output_dscp_pcp_update: Specifies if VLAN PCP needs to be updated based on
		* DSCP<->PCP mapping table.
		* @input_ethhdr_valid: Specifies whether input ethernet header is valid or not.
		* @reserved: for future use
		*/
		struct ipa_wwan_to_eth_II_ex_procparams {
		uint32_t input_ethhdr_negative_offset : 8;
		uint32_t output_ethhdr_negative_offset : 8;
		uint32_t output_dscp_pcp_update : 1;
		uint32_t input_ethhdr_valid : 1;
		uint32_t reserved : 14;
		};

		#define L2TP_USER_SPACE_SPECIFY_DST_PIPE
		@@ -1881,6 +1911,7 @@ struct ipa_eth_II_to_eth_II_ex_procparams {
		* @l2tp_params: l2tp parameters
		* @eogre_params: eogre parameters
		* @generic_params: generic proc_ctx params
		* @generic_params_v2: generic proc_ctx params for bridging
		* @proc_ctx_hdl: out parameter, handle to proc_ctx, valid when status is 0
		* @status: out parameter, status of header add operation,
		* 0 for success,
		@@ -1894,6 +1925,7 @@ struct ipa_hdr_proc_ctx_add {
		struct ipa_l2tp_hdr_proc_ctx_params l2tp_params;
		struct ipa_eogre_hdr_proc_ctx_params eogre_params;
		struct ipa_eth_II_to_eth_II_ex_procparams generic_params;
		struct ipa_wwan_to_eth_II_ex_procparams generic_params_v2;
		};

		#define IPA_L2TP_HDR_PROC_SUPPORT
		@@ -3654,6 +3686,18 @@ struct ipa_ioc_ext_router_info {
		uint32_t idu_client_prefix[IPA_PREFIX_MAPPING_MAX][4];
		};

		/**
		* struct ipa_ioc_dscp_pcp_map_info - provide dscp pcp mapping info to add/delete
		* @add: Boolean to indicate add or delete the mapping
		* @dscp_pcp_map: DSCP <6 bits> and PCP <3 bits>.
		* Only 3 bits are valid(0-7) for PCP.
		* DSCP is used as index (0-63).
		*/
		struct ipa_ioc_dscp_pcp_map_info {
		uint32_t add;
		uint8_t dscp_pcp_map[IPA_UC_MAX_DSCP_VAL];
		};

		/**
		* actual IOCTLs supported by IPA driver
		*/
		@@ -3975,6 +4019,9 @@ struct ipa_ioc_ext_router_info {
		IPA_IOCTL_SET_EXT_ROUTER_MODE, \
		struct ipa_ioc_ext_router_info)

		#define IPA_IOC_ADD_DEL_DSCP_PCP_MAPPING _IOWR(IPA_IOC_MAGIC, \
		IPA_IOCTL_ADD_DEL_DSCP_PCP_MAPPING, \
		struct ipa_ioc_dscp_pcp_map_info)

		/*
		* unique magic number of the Tethering bridge ioctls