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588 lines
18 KiB
588 lines
18 KiB
/* SPDX-License-Identifier: GPL-2.0+ */ |
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/* |
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* Freescale QUICC Engine USB Host Controller Driver |
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* |
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* Copyright (c) Freescale Semicondutor, Inc. 2006. |
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* Shlomi Gridish <[email protected]> |
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* Jerry Huang <[email protected]> |
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* Copyright (c) Logic Product Development, Inc. 2007 |
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* Peter Barada <[email protected]> |
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* Copyright (c) MontaVista Software, Inc. 2008. |
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* Anton Vorontsov <[email protected]> |
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*/ |
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#ifndef __FHCI_H |
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#define __FHCI_H |
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#include <linux/kernel.h> |
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#include <linux/types.h> |
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#include <linux/bug.h> |
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#include <linux/spinlock.h> |
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#include <linux/interrupt.h> |
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#include <linux/kfifo.h> |
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#include <linux/io.h> |
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#include <linux/usb.h> |
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#include <linux/usb/hcd.h> |
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#include <soc/fsl/qe/qe.h> |
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#include <soc/fsl/qe/immap_qe.h> |
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#define USB_CLOCK 48000000 |
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#define FHCI_PRAM_SIZE 0x100 |
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#define MAX_EDS 32 |
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#define MAX_TDS 32 |
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/* CRC16 field size */ |
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#define CRC_SIZE 2 |
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/* USB protocol overhead for each frame transmitted from the host */ |
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#define PROTOCOL_OVERHEAD 7 |
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/* Packet structure, info field */ |
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#define PKT_PID_DATA0 0x80000000 /* PID - Data toggle zero */ |
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#define PKT_PID_DATA1 0x40000000 /* PID - Data toggle one */ |
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#define PKT_PID_SETUP 0x20000000 /* PID - Setup bit */ |
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#define PKT_SETUP_STATUS 0x10000000 /* Setup status bit */ |
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#define PKT_SETADDR_STATUS 0x08000000 /* Set address status bit */ |
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#define PKT_SET_HOST_LAST 0x04000000 /* Last data packet */ |
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#define PKT_HOST_DATA 0x02000000 /* Data packet */ |
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#define PKT_FIRST_IN_FRAME 0x01000000 /* First packet in the frame */ |
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#define PKT_TOKEN_FRAME 0x00800000 /* Token packet */ |
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#define PKT_ZLP 0x00400000 /* Zero length packet */ |
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#define PKT_IN_TOKEN_FRAME 0x00200000 /* IN token packet */ |
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#define PKT_OUT_TOKEN_FRAME 0x00100000 /* OUT token packet */ |
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#define PKT_SETUP_TOKEN_FRAME 0x00080000 /* SETUP token packet */ |
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#define PKT_STALL_FRAME 0x00040000 /* STALL packet */ |
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#define PKT_NACK_FRAME 0x00020000 /* NACK packet */ |
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#define PKT_NO_PID 0x00010000 /* No PID */ |
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#define PKT_NO_CRC 0x00008000 /* don't append CRC */ |
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#define PKT_HOST_COMMAND 0x00004000 /* Host command packet */ |
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#define PKT_DUMMY_PACKET 0x00002000 /* Dummy packet, used for mmm */ |
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#define PKT_LOW_SPEED_PACKET 0x00001000 /* Low-Speed packet */ |
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#define TRANS_OK (0) |
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#define TRANS_INPROGRESS (-1) |
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#define TRANS_DISCARD (-2) |
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#define TRANS_FAIL (-3) |
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#define PS_INT 0 |
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#define PS_DISCONNECTED 1 |
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#define PS_CONNECTED 2 |
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#define PS_READY 3 |
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#define PS_MISSING 4 |
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/* Transfer Descriptor status field */ |
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#define USB_TD_OK 0x00000000 /* TD transmited or received ok */ |
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#define USB_TD_INPROGRESS 0x80000000 /* TD is being transmitted */ |
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#define USB_TD_RX_ER_NONOCT 0x40000000 /* Tx Non Octet Aligned Packet */ |
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#define USB_TD_RX_ER_BITSTUFF 0x20000000 /* Frame Aborted-Received pkt */ |
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#define USB_TD_RX_ER_CRC 0x10000000 /* CRC error */ |
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#define USB_TD_RX_ER_OVERUN 0x08000000 /* Over - run occurred */ |
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#define USB_TD_RX_ER_PID 0x04000000 /* wrong PID received */ |
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#define USB_TD_RX_DATA_UNDERUN 0x02000000 /* shorter than expected */ |
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#define USB_TD_RX_DATA_OVERUN 0x01000000 /* longer than expected */ |
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#define USB_TD_TX_ER_NAK 0x00800000 /* NAK handshake */ |
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#define USB_TD_TX_ER_STALL 0x00400000 /* STALL handshake */ |
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#define USB_TD_TX_ER_TIMEOUT 0x00200000 /* transmit time out */ |
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#define USB_TD_TX_ER_UNDERUN 0x00100000 /* transmit underrun */ |
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#define USB_TD_ERROR (USB_TD_RX_ER_NONOCT | USB_TD_RX_ER_BITSTUFF | \ |
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USB_TD_RX_ER_CRC | USB_TD_RX_ER_OVERUN | USB_TD_RX_ER_PID | \ |
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USB_TD_RX_DATA_UNDERUN | USB_TD_RX_DATA_OVERUN | \ |
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USB_TD_TX_ER_NAK | USB_TD_TX_ER_STALL | \ |
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USB_TD_TX_ER_TIMEOUT | USB_TD_TX_ER_UNDERUN) |
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/* Transfer Descriptor toggle field */ |
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#define USB_TD_TOGGLE_DATA0 0 |
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#define USB_TD_TOGGLE_DATA1 1 |
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#define USB_TD_TOGGLE_CARRY 2 |
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/* #define MULTI_DATA_BUS */ |
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/* Bus mode register RBMR/TBMR */ |
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#define BUS_MODE_GBL 0x20 /* Global snooping */ |
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#define BUS_MODE_BO 0x18 /* Byte ordering */ |
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#define BUS_MODE_BO_BE 0x10 /* Byte ordering - Big-endian */ |
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#define BUS_MODE_DTB 0x02 /* Data bus */ |
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/* FHCI QE USB Register Description */ |
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/* USB Mode Register bit define */ |
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#define USB_MODE_EN 0x01 |
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#define USB_MODE_HOST 0x02 |
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#define USB_MODE_TEST 0x04 |
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#define USB_MODE_SFTE 0x08 |
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#define USB_MODE_RESUME 0x40 |
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#define USB_MODE_LSS 0x80 |
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/* USB Slave Address Register Mask */ |
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#define USB_SLVADDR_MASK 0x7F |
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/* USB Endpoint register define */ |
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#define USB_EPNUM_MASK 0xF000 |
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#define USB_EPNUM_SHIFT 12 |
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#define USB_TRANS_MODE_SHIFT 8 |
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#define USB_TRANS_CTR 0x0000 |
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#define USB_TRANS_INT 0x0100 |
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#define USB_TRANS_BULK 0x0200 |
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#define USB_TRANS_ISO 0x0300 |
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#define USB_EP_MF 0x0020 |
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#define USB_EP_RTE 0x0010 |
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#define USB_THS_SHIFT 2 |
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#define USB_THS_MASK 0x000c |
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#define USB_THS_NORMAL 0x0 |
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#define USB_THS_IGNORE_IN 0x0004 |
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#define USB_THS_NACK 0x0008 |
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#define USB_THS_STALL 0x000c |
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#define USB_RHS_SHIFT 0 |
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#define USB_RHS_MASK 0x0003 |
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#define USB_RHS_NORMAL 0x0 |
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#define USB_RHS_IGNORE_OUT 0x0001 |
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#define USB_RHS_NACK 0x0002 |
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#define USB_RHS_STALL 0x0003 |
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#define USB_RTHS_MASK 0x000f |
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/* USB Command Register define */ |
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#define USB_CMD_STR_FIFO 0x80 |
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#define USB_CMD_FLUSH_FIFO 0x40 |
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#define USB_CMD_ISFT 0x20 |
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#define USB_CMD_DSFT 0x10 |
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#define USB_CMD_EP_MASK 0x03 |
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/* USB Event and Mask Register define */ |
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#define USB_E_MSF_MASK 0x0800 |
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#define USB_E_SFT_MASK 0x0400 |
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#define USB_E_RESET_MASK 0x0200 |
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#define USB_E_IDLE_MASK 0x0100 |
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#define USB_E_TXE4_MASK 0x0080 |
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#define USB_E_TXE3_MASK 0x0040 |
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#define USB_E_TXE2_MASK 0x0020 |
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#define USB_E_TXE1_MASK 0x0010 |
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#define USB_E_SOF_MASK 0x0008 |
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#define USB_E_BSY_MASK 0x0004 |
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#define USB_E_TXB_MASK 0x0002 |
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#define USB_E_RXB_MASK 0x0001 |
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/* Freescale USB HOST */ |
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struct fhci_pram { |
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__be16 ep_ptr[4]; /* Endpoint porter reg */ |
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__be32 rx_state; /* Rx internal state */ |
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__be32 rx_ptr; /* Rx internal data pointer */ |
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__be16 frame_num; /* Frame number */ |
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__be16 rx_cnt; /* Rx byte count */ |
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__be32 rx_temp; /* Rx temp */ |
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__be32 rx_data_temp; /* Rx data temp */ |
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__be16 rx_u_ptr; /* Rx microcode return address temp */ |
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u8 reserved1[2]; /* reserved area */ |
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__be32 sof_tbl; /* SOF lookup table pointer */ |
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u8 sof_u_crc_temp; /* SOF micorcode CRC5 temp reg */ |
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u8 reserved2[0xdb]; |
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}; |
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/* Freescale USB Endpoint*/ |
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struct fhci_ep_pram { |
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__be16 rx_base; /* Rx BD base address */ |
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__be16 tx_base; /* Tx BD base address */ |
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u8 rx_func_code; /* Rx function code */ |
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u8 tx_func_code; /* Tx function code */ |
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__be16 rx_buff_len; /* Rx buffer length */ |
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__be16 rx_bd_ptr; /* Rx BD pointer */ |
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__be16 tx_bd_ptr; /* Tx BD pointer */ |
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__be32 tx_state; /* Tx internal state */ |
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__be32 tx_ptr; /* Tx internal data pointer */ |
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__be16 tx_crc; /* temp transmit CRC */ |
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__be16 tx_cnt; /* Tx byte count */ |
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__be32 tx_temp; /* Tx temp */ |
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__be16 tx_u_ptr; /* Tx microcode return address temp */ |
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__be16 reserved; |
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}; |
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struct fhci_controller_list { |
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struct list_head ctrl_list; /* control endpoints */ |
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struct list_head bulk_list; /* bulk endpoints */ |
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struct list_head iso_list; /* isochronous endpoints */ |
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struct list_head intr_list; /* interruput endpoints */ |
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struct list_head done_list; /* done transfers */ |
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}; |
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struct virtual_root_hub { |
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int dev_num; /* USB address of the root hub */ |
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u32 feature; /* indicates what feature has been set */ |
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struct usb_hub_status hub; |
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struct usb_port_status port; |
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}; |
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enum fhci_gpios { |
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GPIO_USBOE = 0, |
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GPIO_USBTP, |
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GPIO_USBTN, |
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GPIO_USBRP, |
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GPIO_USBRN, |
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/* these are optional */ |
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GPIO_SPEED, |
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GPIO_POWER, |
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NUM_GPIOS, |
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}; |
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enum fhci_pins { |
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PIN_USBOE = 0, |
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PIN_USBTP, |
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PIN_USBTN, |
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NUM_PINS, |
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}; |
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struct fhci_hcd { |
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enum qe_clock fullspeed_clk; |
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enum qe_clock lowspeed_clk; |
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struct qe_pin *pins[NUM_PINS]; |
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int gpios[NUM_GPIOS]; |
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bool alow_gpios[NUM_GPIOS]; |
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struct qe_usb_ctlr __iomem *regs; /* I/O memory used to communicate */ |
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struct fhci_pram __iomem *pram; /* Parameter RAM */ |
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struct gtm_timer *timer; |
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spinlock_t lock; |
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struct fhci_usb *usb_lld; /* Low-level driver */ |
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struct virtual_root_hub *vroot_hub; /* the virtual root hub */ |
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int active_urbs; |
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struct fhci_controller_list *hc_list; |
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struct tasklet_struct *process_done_task; /* tasklet for done list */ |
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struct list_head empty_eds; |
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struct list_head empty_tds; |
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#ifdef CONFIG_FHCI_DEBUG |
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int usb_irq_stat[13]; |
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struct dentry *dfs_root; |
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#endif |
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}; |
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#define USB_FRAME_USAGE 90 |
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#define FRAME_TIME_USAGE (USB_FRAME_USAGE*10) /* frame time usage */ |
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#define SW_FIX_TIME_BETWEEN_TRANSACTION 150 /* SW */ |
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#define MAX_BYTES_PER_FRAME (USB_FRAME_USAGE*15) |
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#define MAX_PERIODIC_FRAME_USAGE 90 |
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/* transaction type */ |
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enum fhci_ta_type { |
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FHCI_TA_IN = 0, /* input transaction */ |
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FHCI_TA_OUT, /* output transaction */ |
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FHCI_TA_SETUP, /* setup transaction */ |
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}; |
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/* transfer mode */ |
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enum fhci_tf_mode { |
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FHCI_TF_CTRL = 0, |
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FHCI_TF_ISO, |
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FHCI_TF_BULK, |
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FHCI_TF_INTR, |
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}; |
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enum fhci_speed { |
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FHCI_FULL_SPEED, |
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FHCI_LOW_SPEED, |
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}; |
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/* endpoint state */ |
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enum fhci_ed_state { |
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FHCI_ED_NEW = 0, /* pipe is new */ |
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FHCI_ED_OPER, /* pipe is operating */ |
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FHCI_ED_URB_DEL, /* pipe is in hold because urb is being deleted */ |
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FHCI_ED_SKIP, /* skip this pipe */ |
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FHCI_ED_HALTED, /* pipe is halted */ |
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}; |
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enum fhci_port_status { |
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FHCI_PORT_POWER_OFF = 0, |
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FHCI_PORT_DISABLED, |
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FHCI_PORT_DISCONNECTING, |
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FHCI_PORT_WAITING, /* waiting for connection */ |
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FHCI_PORT_FULL, /* full speed connected */ |
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FHCI_PORT_LOW, /* low speed connected */ |
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}; |
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enum fhci_mem_alloc { |
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MEM_CACHABLE_SYS = 0x00000001, /* primary DDR,cachable */ |
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MEM_NOCACHE_SYS = 0x00000004, /* primary DDR,non-cachable */ |
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MEM_SECONDARY = 0x00000002, /* either secondary DDR or SDRAM */ |
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MEM_PRAM = 0x00000008, /* multi-user RAM identifier */ |
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}; |
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/* USB default parameters*/ |
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#define DEFAULT_RING_LEN 8 |
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#define DEFAULT_DATA_MEM MEM_CACHABLE_SYS |
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struct ed { |
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u8 dev_addr; /* device address */ |
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u8 ep_addr; /* endpoint address */ |
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enum fhci_tf_mode mode; /* USB transfer mode */ |
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enum fhci_speed speed; |
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unsigned int max_pkt_size; |
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enum fhci_ed_state state; |
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struct list_head td_list; /* a list of all queued TD to this pipe */ |
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struct list_head node; |
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/* read only parameters, should be cleared upon initialization */ |
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u8 toggle_carry; /* toggle carry from the last TD submitted */ |
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u16 next_iso; /* time stamp of next queued ISO transfer */ |
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struct td *td_head; /* a pointer to the current TD handled */ |
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}; |
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struct td { |
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void *data; /* a pointer to the data buffer */ |
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unsigned int len; /* length of the data to be submitted */ |
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unsigned int actual_len; /* actual bytes transferred on this td */ |
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enum fhci_ta_type type; /* transaction type */ |
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u8 toggle; /* toggle for next trans. within this TD */ |
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u16 iso_index; /* ISO transaction index */ |
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u16 start_frame; /* start frame time stamp */ |
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u16 interval; /* interval between trans. (for ISO/Intr) */ |
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u32 status; /* status of the TD */ |
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struct ed *ed; /* a handle to the corresponding ED */ |
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struct urb *urb; /* a handle to the corresponding URB */ |
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bool ioc; /* Inform On Completion */ |
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struct list_head node; |
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/* read only parameters should be cleared upon initialization */ |
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struct packet *pkt; |
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int nak_cnt; |
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int error_cnt; |
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struct list_head frame_lh; |
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}; |
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struct packet { |
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u8 *data; /* packet data */ |
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u32 len; /* packet length */ |
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u32 status; /* status of the packet - equivalent to the status |
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* field for the corresponding structure td */ |
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u32 info; /* packet information */ |
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void __iomem *priv_data; /* private data of the driver (TDs or BDs) */ |
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}; |
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/* struct for each URB */ |
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#define URB_INPROGRESS 0 |
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#define URB_DEL 1 |
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/* URB states (state field) */ |
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#define US_BULK 0 |
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#define US_BULK0 1 |
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/* three setup states */ |
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#define US_CTRL_SETUP 2 |
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#define US_CTRL_DATA 1 |
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#define US_CTRL_ACK 0 |
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#define EP_ZERO 0 |
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struct urb_priv { |
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int num_of_tds; |
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int tds_cnt; |
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int state; |
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struct td **tds; |
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struct ed *ed; |
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struct timer_list time_out; |
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}; |
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struct endpoint { |
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/* Pointer to ep parameter RAM */ |
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struct fhci_ep_pram __iomem *ep_pram_ptr; |
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/* Host transactions */ |
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struct usb_td __iomem *td_base; /* first TD in the ring */ |
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struct usb_td __iomem *conf_td; /* next TD for confirm after transac */ |
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struct usb_td __iomem *empty_td;/* next TD for new transaction req. */ |
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struct kfifo empty_frame_Q; /* Empty frames list to use */ |
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struct kfifo conf_frame_Q; /* frames passed to TDs,waiting for tx */ |
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struct kfifo dummy_packets_Q;/* dummy packets for the CRC overun */ |
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bool already_pushed_dummy_bd; |
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}; |
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/* struct for each 1mSec frame time */ |
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#define FRAME_IS_TRANSMITTED 0x00 |
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#define FRAME_TIMER_END_TRANSMISSION 0x01 |
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#define FRAME_DATA_END_TRANSMISSION 0x02 |
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#define FRAME_END_TRANSMISSION 0x03 |
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#define FRAME_IS_PREPARED 0x04 |
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struct fhci_time_frame { |
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u16 frame_num; /* frame number */ |
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u16 total_bytes; /* total bytes submitted within this frame */ |
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u8 frame_status; /* flag that indicates to stop fill this frame */ |
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struct list_head tds_list; /* all tds of this frame */ |
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}; |
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/* internal driver structure*/ |
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struct fhci_usb { |
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u16 saved_msk; /* saving of the USB mask register */ |
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struct endpoint *ep0; /* pointer for endpoint0 structure */ |
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int intr_nesting_cnt; /* interrupt nesting counter */ |
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u16 max_frame_usage; /* max frame time usage,in micro-sec */ |
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u16 max_bytes_per_frame; /* max byte can be tx in one time frame */ |
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u32 sw_transaction_time; /* sw complete trans time,in micro-sec */ |
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struct fhci_time_frame *actual_frame; |
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struct fhci_controller_list *hc_list; /* main structure for hc */ |
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struct virtual_root_hub *vroot_hub; |
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enum fhci_port_status port_status; /* v_rh port status */ |
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u32 (*transfer_confirm)(struct fhci_hcd *fhci); |
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struct fhci_hcd *fhci; |
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}; |
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/* |
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* Various helpers and prototypes below. |
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*/ |
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static inline u16 get_frame_num(struct fhci_hcd *fhci) |
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{ |
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return in_be16(&fhci->pram->frame_num) & 0x07ff; |
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} |
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#define fhci_dbg(fhci, fmt, args...) \ |
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dev_dbg(fhci_to_hcd(fhci)->self.controller, fmt, ##args) |
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#define fhci_vdbg(fhci, fmt, args...) \ |
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dev_vdbg(fhci_to_hcd(fhci)->self.controller, fmt, ##args) |
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#define fhci_err(fhci, fmt, args...) \ |
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dev_err(fhci_to_hcd(fhci)->self.controller, fmt, ##args) |
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#define fhci_info(fhci, fmt, args...) \ |
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dev_info(fhci_to_hcd(fhci)->self.controller, fmt, ##args) |
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#define fhci_warn(fhci, fmt, args...) \ |
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dev_warn(fhci_to_hcd(fhci)->self.controller, fmt, ##args) |
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static inline struct fhci_hcd *hcd_to_fhci(struct usb_hcd *hcd) |
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{ |
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return (struct fhci_hcd *)hcd->hcd_priv; |
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} |
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static inline struct usb_hcd *fhci_to_hcd(struct fhci_hcd *fhci) |
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{ |
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return container_of((void *)fhci, struct usb_hcd, hcd_priv); |
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} |
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/* fifo of pointers */ |
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static inline int cq_new(struct kfifo *fifo, int size) |
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{ |
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return kfifo_alloc(fifo, size * sizeof(void *), GFP_KERNEL); |
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} |
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static inline void cq_delete(struct kfifo *kfifo) |
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{ |
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kfifo_free(kfifo); |
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} |
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static inline unsigned int cq_howmany(struct kfifo *kfifo) |
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{ |
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return kfifo_len(kfifo) / sizeof(void *); |
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} |
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static inline int cq_put(struct kfifo *kfifo, void *p) |
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{ |
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return kfifo_in(kfifo, (void *)&p, sizeof(p)); |
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} |
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static inline void *cq_get(struct kfifo *kfifo) |
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{ |
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unsigned int sz; |
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void *p; |
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sz = kfifo_out(kfifo, (void *)&p, sizeof(p)); |
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if (sz != sizeof(p)) |
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return NULL; |
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return p; |
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} |
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/* fhci-hcd.c */ |
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void fhci_start_sof_timer(struct fhci_hcd *fhci); |
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void fhci_stop_sof_timer(struct fhci_hcd *fhci); |
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u16 fhci_get_sof_timer_count(struct fhci_usb *usb); |
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void fhci_usb_enable_interrupt(struct fhci_usb *usb); |
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void fhci_usb_disable_interrupt(struct fhci_usb *usb); |
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int fhci_ioports_check_bus_state(struct fhci_hcd *fhci); |
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/* fhci-mem.c */ |
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void fhci_recycle_empty_td(struct fhci_hcd *fhci, struct td *td); |
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void fhci_recycle_empty_ed(struct fhci_hcd *fhci, struct ed *ed); |
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struct ed *fhci_get_empty_ed(struct fhci_hcd *fhci); |
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struct td *fhci_td_fill(struct fhci_hcd *fhci, struct urb *urb, |
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struct urb_priv *urb_priv, struct ed *ed, u16 index, |
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enum fhci_ta_type type, int toggle, u8 *data, u32 len, |
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u16 interval, u16 start_frame, bool ioc); |
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void fhci_add_tds_to_ed(struct ed *ed, struct td **td_list, int number); |
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/* fhci-hub.c */ |
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void fhci_config_transceiver(struct fhci_hcd *fhci, |
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enum fhci_port_status status); |
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void fhci_port_disable(struct fhci_hcd *fhci); |
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void fhci_port_enable(void *lld); |
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void fhci_io_port_generate_reset(struct fhci_hcd *fhci); |
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void fhci_port_reset(void *lld); |
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int fhci_hub_status_data(struct usb_hcd *hcd, char *buf); |
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int fhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, |
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u16 wIndex, char *buf, u16 wLength); |
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/* fhci-tds.c */ |
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void fhci_flush_bds(struct fhci_usb *usb); |
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void fhci_flush_actual_frame(struct fhci_usb *usb); |
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u32 fhci_host_transaction(struct fhci_usb *usb, struct packet *pkt, |
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enum fhci_ta_type trans_type, u8 dest_addr, |
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u8 dest_ep, enum fhci_tf_mode trans_mode, |
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enum fhci_speed dest_speed, u8 data_toggle); |
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void fhci_host_transmit_actual_frame(struct fhci_usb *usb); |
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void fhci_tx_conf_interrupt(struct fhci_usb *usb); |
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void fhci_push_dummy_bd(struct endpoint *ep); |
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u32 fhci_create_ep(struct fhci_usb *usb, enum fhci_mem_alloc data_mem, |
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u32 ring_len); |
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void fhci_init_ep_registers(struct fhci_usb *usb, |
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struct endpoint *ep, |
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enum fhci_mem_alloc data_mem); |
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void fhci_ep0_free(struct fhci_usb *usb); |
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/* fhci-sched.c */ |
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extern struct tasklet_struct fhci_tasklet; |
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void fhci_transaction_confirm(struct fhci_usb *usb, struct packet *pkt); |
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void fhci_flush_all_transmissions(struct fhci_usb *usb); |
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void fhci_schedule_transactions(struct fhci_usb *usb); |
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void fhci_device_connected_interrupt(struct fhci_hcd *fhci); |
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void fhci_device_disconnected_interrupt(struct fhci_hcd *fhci); |
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void fhci_queue_urb(struct fhci_hcd *fhci, struct urb *urb); |
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u32 fhci_transfer_confirm_callback(struct fhci_hcd *fhci); |
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irqreturn_t fhci_irq(struct usb_hcd *hcd); |
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irqreturn_t fhci_frame_limit_timer_irq(int irq, void *_hcd); |
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/* fhci-q.h */ |
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void fhci_urb_complete_free(struct fhci_hcd *fhci, struct urb *urb); |
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struct td *fhci_remove_td_from_ed(struct ed *ed); |
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struct td *fhci_remove_td_from_frame(struct fhci_time_frame *frame); |
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void fhci_move_td_from_ed_to_done_list(struct fhci_usb *usb, struct ed *ed); |
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struct td *fhci_peek_td_from_frame(struct fhci_time_frame *frame); |
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void fhci_add_td_to_frame(struct fhci_time_frame *frame, struct td *td); |
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struct td *fhci_remove_td_from_done_list(struct fhci_controller_list *p_list); |
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void fhci_done_td(struct urb *urb, struct td *td); |
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void fhci_del_ed_list(struct fhci_hcd *fhci, struct ed *ed); |
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#ifdef CONFIG_FHCI_DEBUG |
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void fhci_dbg_isr(struct fhci_hcd *fhci, int usb_er); |
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void fhci_dfs_destroy(struct fhci_hcd *fhci); |
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void fhci_dfs_create(struct fhci_hcd *fhci); |
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#else |
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static inline void fhci_dbg_isr(struct fhci_hcd *fhci, int usb_er) {} |
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static inline void fhci_dfs_destroy(struct fhci_hcd *fhci) {} |
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static inline void fhci_dfs_create(struct fhci_hcd *fhci) {} |
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#endif /* CONFIG_FHCI_DEBUG */ |
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#endif /* __FHCI_H */
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