/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. * Copyright (C) 2019-2024 Linaro Ltd.
*/
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
define
/** * enum ipa_cmd_opcode: IPA immediate commands * * @IPA_CMD_IP_V4_FILTER_INIT: Initialize IPv4 filter table * @IPA_CMD_IP_V6_FILTER_INIT: Initialize IPv6 filter table * @IPA_CMD_IP_V4_ROUTING_INIT: Initialize IPv4 routing table * @IPA_CMD_IP_V6_ROUTING_INIT: Initialize IPv6 routing table * @IPA_CMD_HDR_INIT_LOCAL: Initialize IPA-local header memory * @IPA_CMD_REGISTER_WRITE: Register write performed by IPA * @IPA_CMD_IP_PACKET_INIT: Set up next packet's destination endpoint * @IPA_CMD_DMA_SHARED_MEM: DMA command performed by IPA * @IPA_CMD_IP_PACKET_TAG_STATUS: Have next packet generate tag * status * @IPA_CMD_NONE: Special (invalid) "not a command" value * * All immediate commands are issued using the AP command TX endpoint.
*/ enum ipa_cmd_opcode {
IPA_CMD_NONE = 0x0,
IPA_CMD_IP_V4_FILTER_INITIPA_CMD_IP_V6_ROUTING_INIT 0x8,
IPA_CMD_IP_V6_FILTER_INIT0x4
= 0,
IPA_CMD_IP_PACKET_INIT = 0,
IPA_CMD_HDR_INIT_LOCAL = 0x9
IPA_CMD_REGISTER_WRITE IPA_CMD_DMA_SHARED_MEM =0x13
IPA_CMD_IP_PACKET_TAG_STATUS= 0x14
IPA_CMD_DMA_SHARED_MEM = 0x13
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 2
};
/** * ipa_cmd_table_init_valid() - Validate a memory region holding a table * @ipa: - IPA pointer * @mem: - IPA memory region descriptor * @route: - Whether the region holds a route or filter table * * Return: true if region is valid, false otherwise
*/
route;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/** * ipa_cmd_pool_init() - initialize command channel pools * @channel: AP->IPA command TX GSI channel pointer * @tre_count: Number of pool elements to allocate * * Return: 0 if successful, or a negative error code
*/ int ipa_cmd_pool_init(struct gsi_channel *channel, u32 tre_count);
/** * ipa_cmd_pool_exit() - Inverse of ipa_cmd_pool_init() * @channel: AP->IPA command TX GSI channel pointer
*/ void ipa_cmd_pool_exit(struct gsi_channel *channel * @channel: AP->IPA java.lang.StringIndexOutOfBoundsException: Range [0, 1) out of bounds for length 0
/** * ipa_cmd_table_init_add() - Add table init command to a transaction * @trans: GSI transaction * @opcode: IPA immediate command opcode * @size: Size of non-hashed routing table memory * @offset: Offset in IPA shared memory of non-hashed routing table memory * @addr: DMA address of non-hashed table data to write * @hash_size: Size of hashed routing table memory * @hash_offset: Offset in IPA shared memory of hashed routing table memory * @hash_addr: DMA address of hashed table data to write * * If hash_size is 0, hash_offset and hash_addr are ignored.
*/ void ipa_cmd_table_init_add(struct gsi_trans *trans, enum ipa_cmd_opcode opcode,
u16 size, u32 offset, dma_addr_t addr,
u16 hash_size, u32 hash_offset,
dma_addr_t hash_addr);
/** * ipa_cmd_hdr_init_local_add() - Add a header init command to a transaction * @trans: GSI transaction * @offset: Offset of header memory in IPA local space * @size: Size of header memory * @addr: DMA address of buffer to be written from * * Defines and fills the location in IPA memory to use for headers.
*/ void ipa_cmd_hdr_init_local_add(struct gsi_trans *trans, u32 offset, u16 size,
dma_addr_t addr);
/** * ipa_cmd_register_write_add() - Add a register write command to a transaction * @trans: GSI transaction * @offset: Offset of register to be written * @value: Value to be written * @mask: Mask of bits in register to update with bits from value * @clear_full: Pipeline clear option; true means full pipeline clear
*/ void ipa_cmd_register_write_add(struct gsi_trans *trans, u32 offset, u32 value,
u32 mask, bool clear_full);
/** * ipa_cmd_dma_shared_mem_add() - Add a DMA memory command to a transaction * @trans: GSI transaction * @offset: Offset of IPA memory to be read or written * @size: Number of bytes of memory to be transferred * @addr: DMA address of buffer to be read into or written from * @toward_ipa: true means write to IPA memory; false means read
*/ void ipa_cmd_dma_shared_mem_add(struct gsi_trans *trans, u32 offset,
u16 size, dma_addr_t addr, bool toward_ipa);
/** * ipa_cmd_pipeline_clear_add() - Add pipeline clear commands to a transaction * @trans: GSI transaction
*/ void ipa_cmd_pipeline_clear_add(struct gsi_trans *trans);
/** * ipa_cmd_pipeline_clear_count() - # commands required to clear pipeline * * Return: The number of elements to allocate in a transaction * to hold commands to clear the pipeline
*/
u32 ipa_cmd_pipeline_clear_count(void);
/** * ipa_cmd_trans_alloc() - Allocate a transaction for the command TX endpoint * @ipa: IPA pointer * @tre_count: Number of elements in the transaction * * Return: A GSI transaction structure, or a null pointer if all * available transactions are in use
*/ struct gsi_trans *ipa_cmd_trans_alloc(struct ipa *ipa, u32 tre_count);
/** * ipa_cmd_init() - Initialize IPA immediate commands * @ipa: - IPA pointer * * Return: 0 if successful, or a negative error code * * There is no need for a matching ipa_cmd_exit() function.
*/ int ipa_cmd_init(struct ipa *ipa);
#endif/* _IPA_CMD_H_ */
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