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Commit ea758854 authored by Armaan Siddiqui's avatar Armaan Siddiqui
Browse files

msm: ipa: interface to provide pdn configuration 



Make interface changes to get PDN configuration. The ioctl
can be used to notify whether a PDN is in IP collision
mode or in IP passthrough mode and provide the required configuration
information.

Change-Id: I36c596aa449669e5d5b389a1fbdafb6f92a81744
Signed-off-by: default avatarArmaan Siddiqui <asiddiqu@codeaurora.org>
parent c55c5408

include/uapi/linux/msm_ipa.h

+47 −1
Original line number Diff line number Diff line
@@ -130,6 +130,7 @@ 
#define IPA_IOCTL_SET_FNR_COUNTER_INFO          77

#define IPA_IOCTL_GET_NAT_IN_SRAM_INFO          78

#define IPA_IOCTL_APP_CLOCK_VOTE                79

#define IPA_IOCTL_PDN_CONFIG                    80



/**

 * max size of the header to be inserted
@@ -715,7 +716,15 @@ enum ipa_peripheral_event { 
#define WIGIG_FST_SWITCH (WIGIG_CLIENT_CONNECT + 1)

#define WIGIG_EVENT_MAX (WIGIG_FST_SWITCH + 1)



#define IPA_EVENT_MAX_NUM (WIGIG_EVENT_MAX)

enum ipa_pdn_config_event {

	IPA_PDN_DEFAULT_MODE_CONFIG = WIGIG_EVENT_MAX, /* Default mode. */

	IPA_PDN_IP_COLLISION_MODE_CONFIG, /* IP Collision detected. */

	IPA_PDN_IP_PASSTHROUGH_MODE_CONFIG, /* IP Passthrough mode. */

	IPA_PDN_CONFIG_EVENT_MAX

#define IPA_PDN_CONFIG_EVENT_MAX IPA_PDN_CONFIG_EVENT_MAX

};



#define IPA_EVENT_MAX_NUM (IPA_PDN_CONFIG_EVENT_MAX)

#define IPA_EVENT_MAX ((int)IPA_EVENT_MAX_NUM)



/**
@@ -2638,6 +2647,40 @@ enum ipacm_hw_index_counter_virtual_type { 
	DL_WLAN_TX

};



/**

 * struct ipa_ioc_pdn_config - provide pdn configuration

 * @dev_name: PDN interface name

 * @pdn_cfg_type: type of the pdn config applied.

 * @enable: enable/disable pdn config type.

 * @u.collison_cfg.pdn_ip_addr: pdn_ip_address used in collision config.

 * @u.passthrough_cfg.pdn_ip_addr: pdn_ip_address used in passthrough config.

 * @u.passthrough_cfg.device_type: Device type of the client.

 * @u.passthrough_cfg.vlan_id: VLAN ID of the client.

 * @u.passthrough_cfg.client_mac_addr: client mac for which passthough

 *»       is enabled.

 * @u.passthrough_cfg.skip_nat: skip NAT processing.

 * @default_pdn: bool to indicate the config is for default pdn.

 */

struct ipa_ioc_pdn_config {

	char dev_name[IPA_RESOURCE_NAME_MAX];

	enum ipa_pdn_config_event pdn_cfg_type;

	__u8 enable;

	union {

		struct ipa_pdn_ip_collision_cfg {

			__u32 pdn_ip_addr;

		} collison_cfg;



		struct ipa_pdn_ip_passthrough_cfg {

			__u32 pdn_ip_addr;

			enum ipacm_per_client_device_type device_type;

			__u16 vlan_id;

			__u8 client_mac_addr[IPA_MAC_ADDR_SIZE];

			__u8 skip_nat;

		} passthrough_cfg;

	} u;

	__u8 default_pdn;

};



/**

 *   actual IOCTLs supported by IPA driver

 */
@@ -2898,6 +2941,9 @@ enum ipacm_hw_index_counter_virtual_type { 
#define IPA_IOC_APP_CLOCK_VOTE _IOWR(IPA_IOC_MAGIC, \

				IPA_IOCTL_APP_CLOCK_VOTE, \

				uint32_t)

#define IPA_IOC_PDN_CONFIG _IOWR(IPA_IOC_MAGIC, \

				IPA_IOCTL_PDN_CONFIG, \

				struct ipa_ioc_pdn_config)



/*

 * unique magic number of the Tethering bridge ioctls