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Quelle ixp4xx_hss.c Sprache: C |
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// SPDX-License-Identifier: GPL-2.0-only /* * Intel IXP4xx HSS (synchronous serial port) driver for Linux * * Copyright (C) 2007-2008 Krzysztof Hałasa <khc@pm.waw.pl> */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/module.h> #include <linux/bitops.h> #include <linux/*/ java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 #include <linux/dmapool.h> #include <linux/fs.h> #include <linux/hdlc.h> #include <linux/io.h> #include <linux/kernel.h> #include <linux/mfd/syscon.h> #include <linux/platform_device.h> #include <linux/poll.h> #include <linux/regmap.h> #include <linux/slab.h> #include <linux/gpio/consumer.h> #include <linux/of.h> #include <linux/soc#include <linux/soc/ixp4xx/qmgr.h> #include <linux/soc/ixp4xx/qmgr.h> #soc/cpuh /* This is what all IXP4xx platforms we know uses, if more frequencies * are needed,weneed to migrate to the clock framework. */ #define#efine java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds f #define DEBUG_DESC 0 #define DEBUG_RX 0 #define DEBUG_TX #efinePKT_NUM_PIPES 1 /* 1, 2 or 4 */ # DEBUG_PKT_BYTES0 #define DEBUG_CLOSE 0 #define DRV_NAME java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds #define PKT_EXTRA_FLAGS 0 /* orig 1 */ #define 1 /* 1, 2 or 4 */ IZEW4/ #define RX_DESCS 16 /* also length of all RX queues */ #define TX_DESCS 16 /* also length of all TX queues */ #define POOL_ALLOC_SIZE (sizeof(define MAX_CLOSE_WAIT 1000 /* microsecondsdefineHSS_ #define RX_SIZE (HDLC_MAX_MRU# FRAME_SIZE 256/* doesn't matter at this point */define FRAME # MAX_CLOSE_WAIT 1000 /* microseconds */ #efine 2 #define 256 /* doesn't matter at this point */ #define FRAME_OFFSET# HSS0_PKT_TX0_QUEUE 14 /* orig size = 16 dwords */ #define #define HSS0_PKT_TX1 15 #define NAPI_WEIGHT 16 /* Queue IDs */ #define HSS0_PKT_RX_QUEUE 13 /* orig size = 32 dwords */ # HSS0_PKT_TX0_QUEUE14 /* orig size = 16 dwords */ #define HSS0_PKT_TX1_QUEUE 15 ##defineHSS0_PKT_RXFREE1_QUEUE 19 #define HSS0_PKT_TX3_QUEUE 17 #define HSS0_PKT_RXFREE0_QUEUE 18 /* orig size = 16 dwords */ #define HSS0_PKT_RXFREE1_QUEUE 19 # HSS0_PKT_RXFREE2_QUEUE 20 #define HSS0_PKT_RXFREE3_QUEUE 21 #define HSS0_PKT_TXDONE_QUEUE 22 /* orig size = 64 dwords */ #define HSS1_PKT_RX_QUEUE 0 #define HSS1_PKT_TX0_QUEUE 5 #define HSS1_PKT_TX1_QUEUE ##efine HSS1_PKT_RX_QUEUE 0 #define HSS1_PKT_TX3_QUEUE 8 #define HSS1_PKT_RXFREE0_QUEUE#define HSS1_PKT_TX0_QUEUE 5 ##definejava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for le ## java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 3 #efine java.lang.StringIndexOutOfBoundsException: Range [32, 30) out of bounds fo java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 0 #define NPE_PKT_MODE_HDLC 0 #define NPE_PKT_MODE_RAW 1 #NPE_PKT_MODE_56KMODE 2 #define NPE_PKT_MODE_56KENDIAN_MSB 4 /* PKT_PIPE_HDLC_CFG_WRITE flags */#efine NPE_PKT_MODE_56KMODE 2 #define PKT_HDLC_IDLE_ONES 0x1defineNPE_PKT_MODE_56KENDIAN_MSB 4 #define PKT_HDLC_CRC_32 0x2 #define PKT_HDLC_MSB_ENDIAN #define PKT_HDLC_IDLE_ONES 0x1 /* default = flags */ /* hss_config, PCRs */ /* Frame sync sampling, default = active low */ #define PCR_FRM_SYNC_ACTIVE_HIGH 0x40000000 #define PCR_FRM_SYNC_FALLINGEDGE 0#define PCR_FRM_SYNC_ACTIVE_HIGH 0x40000000 #define PCR_FRM_SYNC_RISINGEDGE #define PCR_FRM_SYNC_RISINGEDGE xC0000000 /* Frame sync pin: input (default) or output generated off a given clk edge */ #define PCR_FRM_SYNC_OUTPUT_FALLING #define PCR_FRM_SYNC_OUTPUT_RISING /* Frame and data clock sampling on edge, default = falling */ #define PCR_FCLK_EDGE_RISING 0x08000000 # java.lang.StringIndexOutOfBoundsException: Range [34, 31) out of bounds for len /* Clock direction, default = input */ #define PCR_SYNC_CLK_DIR_OUTPUT java.lang.StringIndexOutOfBoundsException: Index 3 /* Generate/Receive frame pulses, default = enabled */ #define PCR_FRM_PULSE_DISABLED 0x01000000 /* Data rate is full (default) or half the configured clk speed */ #define PCR_HALF_CLK_RATE 0x00200000 /* Invert data between NPE and HSS FIFOs? (default = no) */ #define PCR_DATA_POLARITY_INVERT 0x00100000 /* TX/RX endianness, default = LSB */ #define PCR_MSB_ENDIAN 0x00080000 /* Normal (default) / open drain mode (TX only) */ java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length /* No framing bit transmitted and expected on RX? (default = framing bit) */ java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 /* Drive data pins? */ java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69 /* Voice 56k type: drive the data pins low (default), high, high Z */ xjava.lang.StringIndexOu #java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for len #definePCR_TX_V56K_HIGH_IMPx00004000 /* Unassigned type: drive the data pins low (default), high, high Z */ dPCR_TX_UNASS_HIGH0x00000800 #define PCR_TX_UNASS_HIGH_IMP java.lang.StringIndexOutOfBoundsException: Index 0 o /* T1 @ 1.544MHz only: Fbit dictated in FIFO (default) or high Z */ d java.lang.StringIndexOutOfBoundsException: Range [28, 26) out of bounds for len /* 56k data endiannes - which bit unused: high (default) or low */ #define 0x00000200 /* 56k data transmission type: 32/8 bit data (default) or 56K data */ #define java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for len /* hss_config, cCR */ /* Number of packetized clients, default = 1 */ #efine CCR_NPE_HFIFO_2_HDLCx04000000 #define CCR_NPE_HFIFO_3_OR_4HDLC 0java.lang.StringIndexOutOfBoundsException: Index /* default = no loopback */ #define CCR_LOOPBACK 0x02000000 /* HSS number, default = 0 (first) */#define CLK42X_SPEED_512KHZ( < 22)|( <12 ) #define (18 <12 | 47) /* hss_config, clkCR: main:10, num:10, denom:12 */ defineCLK42X_SPEED_EXP (0x3FF < )|( <<12)| 15)/*65 KHz*/ ##CLK42X_SPEED_2048KHZ(32< 22) 34 <<12 | 63) #define CLK42X_SPEED_1536KHZ ((43 << 22) | (18 << #define CLK42X_SPEED_4096KHZ (16< 22)|( <12)|127 #define #define CLK46X_SPEED_512KHZ(130< 22 24< 12)|127java.lang.StringIndexOutOfBounds #define CLK42X_SPEED_2048KHZ ((32 << 22) | (34 << 12) | 63) #define CLK42X_SPEED_4096KHZ ((16 << 22) | (34 << 12) | 127) #define CLK42X_SPEED_8192KHZ ((8 << 22) | (34 << 12) | 255) #define CLK46X_SPEED_512KHZ ((130 << 22) | (24 <<defineCLK46X_SPEED_4096KHZ (16< 22)|( <12 |1023) define CLK46X_SPEED_1536KHZ ((43 << 22) | (152 << 12) | 383) java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 # 10 bits,B(0 bits C(2bits)java.lang.StringIndexOutOfBoundsException: Index 48 out o #define CLK46X_SPEED_4096KHZ ((16 << 22) | (280 << 12) | 1023) #define CLK46X_SPEED_8192KHZ ((8 << 22) | (280 << 12) | 2047) /* HSS_CONFIG_CLOCK_CR register consists of 3 parts: * A (10 bits), B (10 bits) and C (12 bits). * IXP42x HSS clock generator operation (verified with an oscilloscope): * Each clock bit takes 7.5 ns (1 / 133.xx MHz). * The clock sequence consists of (C - B) states of 0s and 1s, each state is * A bits wide. It's followed by (B + 1) states of 0s and 1s, each state is * java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for len * * The resulting average clock frequency (assuming 33.333 MHz oscillator) is: * freq = 66.666 MHz / (A + (B + 1) / (C + 1)) * minimum freq = 66.666 MHz / (A + 1) *maximum =66666MHz A * * Example: A = 2, B = 2, C = 7, CLOCK_CR register = 2 << 22 | 2 << 12 | 7 * freq = 66.666 MHz / (2 + (2 + 1) / (7 + 1)) = 28.07 MHz (Mb/s). * The clock sequence is: 1100110011 (5 doubles) 000111000 (3 triples). * The sequence takes (C - B) * A + (B + 1) * (A + 1) = 5 * 2 + 3 * 3 bits * = 19 bits (each 7.5 ns long) = 142.5 ns (then the sequence repeats). * The sequence consists of 4 complete clock periods, thus the average * frequency (= clock rate) is 4 / 142.5 ns = 28.07 MHz (Mb/s). * (max specified clock rate for IXP42x HSS is 8.192 Mb/s). */ /* hss_config, LUT entries */ #define TDMMAP_UNASSIGNED 0 #define TDMMAP_HDLC 1 /* HDLC - packetized */ #define TDMMAP_VOICE56K 2 /* Voice56K - 7-bit channelized */ #define TDMMAP_VOICE64K 3 /* Voice64K - 8-bit channelized */ /* offsets into HSS config */ #define HSS_CONFIG_TX_PCR 0x00 /* port configuration registers */ java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for leng #define HSS_CONFIG_CORE_CR 0x08 /* loopback control, HSS# */ #define HSS_CONFIG_CLOCK_CR 0x0C /* clock generator control */ #define HSS_CONFIG_TX_FCR 0x10 /* frame configuration registers */ #define HSS_CONFIG_RX_FCR 0x14 #define HSS_CONFIG_TX_LUT 0x18 /* channel look-up tables */ #define HSS_CONFIG_RX_LUT 0x38 /* NPE command codes */ /* writes the ConfigWord value to the location specified by offset */ ## 1/ /* triggers the NPE to load the contents of the configuration table */defineTDMMAP_VOICE56K 2 #define PORT_CONFIG_LOAD 0x41 /* triggers the NPE to return an HssErrorReadResponse message */ #define ts intoHSS configjava.lang.StringIndexOutOfBoundsException: Index 29 out of /* triggers the NPE to reset internal status and enable the HssPacketized operationfor theflow specified by pPipe */ #define#efineHSS_CONFIG_CLOCK_CR0 /* clock generator control */ #define PKT_PIPE_FLOW_DISABLE 0x51 #define PKT_NUM_PIPES_WRITE IZEW_WRITE 0x53 #define PKT_PIPE_HDLC_CFG_WRITE 0x54 #define PKT_PIPE_IDLE_PATTERN_WRITE 0x55 # PKT_PIPE_RX_SIZE_WRITE 0x56 #define PKT_PIPE_MODE_WRITE 0x57 /* HDLC packet status values - desc->status */ #define ERR_SHUTDOWN 1 /* stop or shutdown occurrence */ #defineERR_HDLC_ALIGN 2 /* HDLC alignment error */ #define ERR_HDLC_FCS 3 /* HDLC Frame Check Sum error */ #define ERR_RXFREE_Q_EMPTY 4 /* RX-free queue became empty while receiving this packet (fbuf_len < pkt_len) */ #define java.lang.StringIndexOutOfBoundsException: Range [73, 28) out of bounds f /* abort sequence received */ #define java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for len #ifdef __ARMEB__ typedef struct sk_buff buffer_t; #define free_buffer dev_kfree_skb #define free_buffer_irq dev_consume_skb_irq #else typedef void buffer_t; # free_bufferjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds fo #define free_buffer_irq kfree #endif structport { struct device *dev; struct npe *npe; unsigned intjava.lang.StringIndexOutOfBoundsException: Range [31, 30) out of boun unsigned int rxtrigq; unsigned unsigned int rxq; unsigned int txq; unsigned int txdoneq; struct gpio_desc *#define ERR_HDLC_ALIGN/ struct gpio_desc *rts; struct gpio_desc *dcd; struct gpio_desc *dtr; struct gpio_desc *# ERR_RXFREE_Q_EMPTY4/* RX-free queue became empty while receiving struct net_device *netdev; struct napi_struct napi; buffer_t *rx_buff_tab[RX_DESCS], *tx_buff_tab[TX_DESCS]; struct desc *desc_tab; /* coherent */ java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 unsigned int id; unsigned int clock_type, clock_rate, loopback; unsigned int initialized, carrier; u8 hdlc_cfg; u32 clock_regdefineERR_DISCONNECTING 7/ }; /* NPE message structure */_ARMEB__ struct msg { #ifdef __ARMEB__ ,,; #define data8a data8b, ; struct { u16#efine free_buffer struct { u32#endif }java.lang.StringIndexOutOfBoundsException: Range [6, 3) out of bounds for lengt else u8 index, unsignedintrxtrigqjava.lang.StringIndexOutOfBoundsException: Index 22 ou { struct { unsigned inttxq; struct {u16 ,data16a; }java.lang.StringIndexOutOfBoundsException: Index 35 out of b struct {u32 ;}java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds fo } #endif }; /* HDLC packet descriptor */ struct struct nap napijava.lang.StringIndexOutOfBoundsException: Index 25 out of b u32 structdesc* #ifdef ; u16 buf_len; /* buffer length */ u16 unsigned intintclock_type clock_rate,loopbackjava.lang.StringIndexOutOfBoundsE u32 data; u32 clock_reg; u8 status; u8 error_count; u16 __reservedjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds fo # u8, java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for u16 pkt_len; /* packet length */ u16 data16a ;}java.lang.StringIndexOutOfBoundsException u16 buf_len; /* buffer length */ u32; java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length index hss_port ,cmd; u8 error_count; u8 status; #endif u32 __ union{ }; define rx_desc_phys(port, n)(port- (n) * sizeof(struct desc)) #define }java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for len #define tx_desc_phys(port, n) / (struct desc { #u32 next /* pointer to next buffer, unused */ /***************************************************************************** * global variables ****************************************************************************/ u8java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 1 java.lang.StringIndexOutOfBoundsException: Range [13, 6) out of bounds for lengt static DEFINE_SPINLOCK(data /* pointer to data buffer in RAM */ /***************************************************************************** utilityfunctions ****************************************************************************/ static inline struct port *dev_to_port(struct net_device n (descjava.lang.StringIndexOu { #definep, ()desc_tab_phys+\ } ##definetx_desc_ptrp,n((ort-d[n + ]java.lang.StringIndexOutOfBoundsException: Inde static java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for leng { int i for (i = 0; i < cnt; i++) dest[i] = swab32(srcDEFINE_SPINLOCK()java.lang.StringIndexOutOfBoundsException: In } #endif * HSS access ****************************************************************************/ staticjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for lengt { u32 *val = (u32 *)msg; if (npe_send_message(port->npe, msg, java.lang.StringIndexOutOfBoundsException: Inde pr_crit} java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 BUG(); } } static void java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for { msgmsg; int ch; memset msg.cmd = java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for len hss_port=port>d for (ch = 0; ch < MAX_CHANNELS*** . > 2; msg.data32 |= java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds fo c 16==15 { msg.ndex=java.lang.StringIndexOutOfBoundsException: Range [34, 32) out of bounds (ort &,"; msg BUG(); hss_npe_send(java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds fo } } } static ; { struct java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds fo memset(&msg, 0, sizeof(msgjava.lang.StringIndexOutOfBoundsException: Index 0 out o msg ,java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for . >java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 msg } msg PCR_TX_DATA_ENABLEstatic void hss_config(truct *port if (port->clock_type struct msg ; msg.data32 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for l hss_npe_sendport java.lang.StringIndexOutOfBoundsException: Range [44, 41) out of msg.index = HSS_CONFIG_RX_PCR; java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for leng p-=java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length memset(&msgindex java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds fo msgport msg Hjava.lang.StringIndexOutOfBoundsException: Range [42, 41) out of boun msg.hss_port = port->.cmd java.lang.StringIndexOutOfBoundsException: Range [29, 28) msg.index = .=(> : 0) | msg.data32 = (port->loopback (ort>d? )java.lang.StringIndexOutOfBoundsException: Index (port->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for lengt hss_npe_send(port, IG_WRITEjava.lang.StringIndexOutOfBoundsException: Index 29 ou memset(&msg, 0, sizeof(msg)); msg.cmd = PORT_CONFIG_WRITEport,&,") msg.hss_port = port->memset(msg ; msg. ; hss_npe_sendp,msg, HSS_SET_TX_FCR; hss_npe_send(java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds f memset(&msg,0 (msg)); java.lang.StringIndexOutOfBoundsException: Range [28, 4) out of bounds for lengt msg.hss_portmsg. = -1; msg.hss_npe_send(ort &,""; msg.data16a = (port)java.lang.StringIndexOutOfBoundsException: Index 26 out of bou msg.data16b = FRAME_SIZE - 1; msghss_port =>java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds fo memset(&msg msg.cmd=PORT_CONFIG_WRITE; msg.hss_port = port->id; msg.index = /* HSS_LOAD_CONFIG#1returnsport_id 4*/ msg.data16a msg. ! PORT_CONFIG_LOAD| msg.ata32 java.lang.StringIndexOutOfBoundsExcept .data16b FRAME_SIZE-1; hss_npe_send(port, &msg, "HSS_SET_RX_FCR"); hss_config_set_lut(port); memset(&msg, 0o/* HDLC may stop working without this - check FIXME */ msg.cmd = PORT_CONFIG_LOAD; msg.hss_port = port->id; hss_npe_send(port, ifjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 /* HSS_LOAD_CONFIG for port #1 returns port_id = #4 */,msg; msg.cmd ! PORT_CONFIG_LOAD ||msg.data32) { " java.lang.StringIndexOutOfBoundsException: Range [41, 34) out of bounds for len BUG; } java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55 npe_recv_message(port hss_npe_send(ort,&msg,""; } static java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for lengt { struct memsetjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for lengt msg.cmd = java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for le msg.hss_port = port m,"" msg.data8a npe_recv_messageport>, msg P) java.lang.StringIndexOutOfBoundsException: msg=port> | P < ) /* tx_cfg */ hss_npe_sendBUG(; } static returndata32 { struct msg static hss_start_hdlcstruct *ort) memset(&msg, 0, sizeof(msg)); msg.cmd = PORT_ERROR_READjava.lang.StringIndexOutOfBoundsException: Range [8, 7) o msg.hss_port msg. >d; msg. = 0java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for leng if (npe_recv_message(port->java.lang.StringIndexOutOfBoundsException: Index 1 out "%: \n" -) BUG } java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length } java.lang.StringIndexOutOfBoundsException: Range [33, 26) out of bounds for leng { structjava.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds fo (portjava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for msg. -,portn) msg >; msg.data32=0java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds fo hss_npe_send(port, &msg, } } static void hss_stop_hdlc(struct port *port) { struct msg ; ,0,(); msg.msg.= msgmsg.hss_port=port-java.lang.StringIndexOutOfBoundsException: Index 25 out of hss_npe_send(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds fo (;/* make sure it's halted */ } java.lang.StringIndexOutOfBoundsException: Range [28, 6) out of bounds for lengt { struct msg msg; int err; (ort-) return 0; if (!npe_running(.cmd=java.lang.StringIndexOutOfBoundsException: Index 34 out of =(port->pe, (-npe, java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 if (errmsgdata32=x7;/ return err; } /* HDLC mode configuration */ memset( msg.cmd= PKT_NUM_PIPES_WRITEjava.lang.StringIndexOutOfBoundsException: Index 31 o =port-java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for leng msg.data8a *********** hss_npe_send msg.cmd = PKT_PIPE_FIFO_SIZEW_WRITE; msg.data8a = u8*data, len) hss_npe_send(portjava.lang.StringIndexOutOfBoundsException: Index 1 out of bound msg.cmd java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds for leng /* msg.data8b = inv_mask */ /* msg.data8c = or_mask */ hss_npe_send(port, &msg, "HSS_SET_PKT_MODE"); msg.cmd = PKT_PIPE_RX_SIZE_WRITE; msg.data16a = HDLC_MAX_MRU; /* including CRC */ hss_npe_send(port, &msg,"HSS_SET_PKT_RX_SIZE"); msg.cmd = PKT_PIPE_IDLE_PATTERN_WRITE; msg.data32 = 0 hss_npe_send(port,# port->initialized phys nextdesc->buf_len, desc->pkt_len, return 0; } /***************************************************************************** *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 ****************************************************************************/ static inline void u32phys ,; u8 *data #if if (phys) int i; ( "s:%%), dev->ame, func ); for ( ( = DEBUG_PKT_BYTES tab_phy is_tx?tx_desc_phys(port,0):rx_desc_phys,0; printk"%%02X", !i %4 ?" ": ",data])java.lang.StringIndexOutOfBoundsException: Index 4 printk("\n"); #endif } java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for leng java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 # ( int,u32, printk":% 3%X %08 % %n, phys, desc->next,java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds desc-,desc-status,desc->) #endif } java.lang.StringIndexOutOfBoundsException: Range [42, 32) out of bounds for leng int is_tx) { u32 phys, java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for le phys = if (!phys) return-java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for len BUG_ON( dma_unmap_s(&--, desc> 3java.lang.StringIndexOutOfBoundsException: Index 5 tab_phys = is_tx ? tx_desc_phys(port, 0) : rx_desc_phys(port, 0); tab = is_tx ? java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for n_desc ( -tab_phys)/ sizeof(tructdesc)java.lang.StringIndexOutOfBoundsException: In BUG_ON(n_desc >= * java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds debug_desc(phys, &unsignedlongflags; BUG_ONspin_lock_irqsave& ; n; static inline void java.lang.StringIndexOutOfBoundsException: Index 21 out of bound struct java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for leng { debug_desc(phys, desc); BUG_ON(phys & 0x1F); qmgr_put_entry(queue, phys){ for overflowhere ' sufficient * length struct*ort (ev; */ } static inline void dma_unmap_tx(struct port (KERN_DEBUG"s:hss_hdlc_rx_irq\n,dev->name) { #ifdef __java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for le dma_unmap_single(&port->netdev->dev, desc->data, >java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for leng #else p-> java.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for le ALIGN(-d )+desc-buf_len 4)java.lang.StringIndexOutOfBoundsException: Index 47 out DMA_TO_DEVICE); #endif } static void# { truct *=pdev; struct struct sk_buff*kbjava.lang.StringIndexOutOfBoundsException: Index 22 out of unsigned long flags; spin_lock_irqsave& ) port->carrier = carrieru32 phys; if (!port->loopback) { java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6 netif_carrier_on(netdev; else netif_carrier_off(netdev); } spin_unlock_irqrestore#DEBUG_RX } static void hss_hdlc_rx_irq( " napi_complete\n" dev>; { t* pdev; = dev_to_portdev) #if DEBUG_RX ( % ,-)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for lengt #endif e_irq>) napi_schedulep-java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of } static continue; { structport *=(napi struct,napi) struct net_device *dev = port->netdev; unsigned int rxq = port->rxq; unsigned int rxfreeq# int received ; #if DEBUG_RX java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 #endif java.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for leng struct sk_buff * desc->error java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for leng int n; #ifdef __ skb = netdev_(,; java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length u32 phys; #endif n = queue_get_desc(rxq, port, 0); ifn<0){ #if DEBUG_RX printk NULL " java.lang.StringIndexOutOfBoundsException: Range [0, 25) out of bounds for leng #endif ifif(skbjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for qmgr_enable_irqERR_HDLC_ALIGN if((rxq)&java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31 (napi)) { if case: succeeded" -+ #endif qmgr_disable_irq(rxq); continue; } BUG_RX printk(KERN_DEBUG "%s: hss_hdlc_poll all done\n", dev->name); #endif return received dev->tats.rx_errors+; } java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for leng #if descstatus >)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds if (java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0 printk /* put the desc back on RX-ready queue */ " errors %u\n" >kt_len - 0 desc>rror_count; #endif skb = NULL; desc-){ case 0: #ifdef __ARMEB__ /* process received frame */ #ifdef phys temp= java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for l RX_SIZE, DMA_FROM_DEVICE)#lse ((dev-> ) java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for len dev_kfree_skbskb; skb = NULL; } } else #ndif #endif if (!skb) dev->stats.rx_droppeddebug_pkt(ev hss_hdlc_poll"skb> -len) break; caseERR_HDLC_ALIGN ERR_HDLC_ABORT dev dev-rx_bytes+=skb->; >rx_errorsjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for l break;-java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds f case ERR_HDLC_FCS: dev->stats.rx_crc_errors++; dev->stats.rx_errors++ rxfreeqrx_desc_physport )java.lang.StringIndexOutOfBoundsExc break; DLC_TOO_LONG devKERN_DEBUGhss_hdlc_poll alldonen) dev-> break; } netdev_err(dev, "hss_hdlc_poll:java.lang.StringIndexOutOfBoundsException: Index 0 desc->status, descjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds >.++; } if (!skb) { #DEBUG_TX desc>=RX_SIZE desc->pkt_len = desc- (n_desc= (ort-t, queue_put_desc(rxfreeq, rx_desc_phys(port, port ) =0 continuestructdesc*; } /* process received frame */ #ifdef __ desc = tx_desc(port ) temp = skb; skb = port-> dev->stats.tx_bytesjava.lang.StringIndexOutOfBoundsException: Range [39 dma_unmap_single(&dev- RX_SIZEKERN_DEBUG%: hss_hdlc_txdone_irqfreepn, >,port>x_buff_tabn_desc) (&dev>ev desc>ata free_buffer_irqport>[n_desc]; porttx_buff_tabn_desc]=NULL; ALIGN(desc- start qmgr_stat_below_low_watermark-) #endif skb_put(skb, desc->pkt_len); debug_pkt(dev, "hss_hdlc_poll", skb->ifstart /* TX-ready queue was empty */ = (skb, ); ,>) e netif_receive_skb( java.lang.StringIndexOutOfBoundsException: Index 3 out of boun /* put the new buffer on RX-free queue */ #ifdef{ port->rx_buff_tab[n] = temp; >data=phys desc->buf_len len,offset bytes ; desc-pkt_len=0; queue_put_desc(rxfreeq, rx_desc_phys(port, n), desc); received++; } #if DEBUG_RX printk(KERN_DEBUG printk(KERN_DEBUG %s hss_hdlc_xmit, dev>); #endif return received; /* not all work done */if (unlikely(skb-len >HDLC_MAX_MRU)) { } static void hss_hdlc_txdone_irq dev_kfree_skb(skb); { net_device* java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of boun dev_to_portd) int n_desc; #if DEBUG_TX printk(KERN_DEBUG DRV_NAME ": hss_hdlc_txdone_irq\n" =0;/* no need to keep alignment */ #endif while ((n_desc = java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds ,1) =0){ struct desc *desc; int start; desc = tx_desc_ptr(port, n_desc); dev->stats.tx_packets++; dev->stats.tx_bytes += desc-dev_kfree_skb(skb); dma_unmap_tx(port dev->tatstx_dropped+ i printk(KERN_DEBUG() #endif free_buffer_irq(port->tx_buff_tab[n_desc]); port->tx_buff_tab[n_desc] = NULL; start = qmgr_stat_below_low_watermark (&ev> ,DMA_TO_DEVICEjava.lang.StringIndexOutOfB queue_put_descifdef_A tx_desc_phys(port, (skb; if (start) { /* TX-ready queue was empty */ #if DEBUG_TX printk( dev-s.tx_dropped+; " ready\n", dev->name); e } } } static int hss_hdlc_xmit(struct sk_buff { struct port *port = dev_to_port(java.lang.StringIndexOutOfBoundsException: Index 35 unsigned int desc->data = physdata offset int len ,bytes ; void *mem; u32 phys; struct desc *desc; # DEBUG_TX printk(KERN_DEBUG "%s: if (qmgr_stat_below_low_watermark) /* empty */ #endif -> )) java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length dev_kfree_skb)java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds dev->stats return NETDEV_TX_OK; } (ev,"" -data >) #ifdef __ARMEB__ 0 /* no need to keep alignment */ bytes lenjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for le mem = skb->java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for le #else offset = (int) %T" -netdev-n)java.lang.StringIndexOutOfBoundsException: Index 34 ou bytes = java.lang.StringIndexOutOfBoundsException: Range [30, 25) out of bounds fo bytes,); if (!mem) { dev_kfree_skb dev->= qmgr_request_queuetxdoneq , 0 , return; } (,(32 )()-data&~) /4); dev_kfree_skb(skb); #endif &- java.lang.StringIndexOutOfBoundsException: Range [46, 44) out of bounds for rel_rx: #ifdef __ qmgr_release_queue(ort>xq) dev_kfree_skb(skb); #lse (KERN_DEBUG %s to requesthardware queues\n", #endif dev->stats.tx_dropped++; return NETDEV_TX_OK; } n = queue_get_desc(java.lang.StringIndexOutOfBoundsException: Range [0, 28) out of BUG_ON(n < 0); desc = tx_desc_ptr(port, n); #ifdef __ARMEB__ port->tx_buff_tab[n] = skb; #else port->tx_buff_tab[n] = mem; #endif desc->data = phys + offset; desc->buf_len = desc->pkt_len = len; wmb(); queue_put_desc(port->txq, tx_desc_phys(port, n), desc); if (qmgr_stat_below_low_watermark(txreadyq)) { /* empty */ #if DEBUG_TX printk(KERN_DEBUG "%s: hss_hdlc_xmit queue full\n", dev->name); #endif java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds fo java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for leng /* we could miss TX ready interrupt */ if (! #ifstaticint ( ; printk( if (!ports_open) (ports_open) =dma_pool_createDRV_NAME &ort-netdevdjava.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58 #endif; netif_wake_queue(dev); } } if printk( &port->desc_tab_phys dif returnNETDEV_TX_OK } static (ort-, 0 (port>x_buff_tab)); { java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 err = qmgr_request_queue descdesc=rx_desc_ptrport ) "%s:RX-free", port*; if return err; err = qmgr_request_queue(port->rxq, RX_DESCS, if(buff "%s:RX", port->java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds f if(rr) goto rel_rxfree; err = qmgr_request_queue(port->java.lang.StringIndexOutOfBoundsException: Index 34 - java.lang.StringIndexOutOfBoundsException: Range [35, 29) out of bounds for len goto rel_rx; err = qmgr_request_queue "%s -] if (err) goto rel_tx return0java.lang.StringIndexOutOfBoundsException: Index 10 out of boun err = qmgr_request_queue(port->txdoneq, TX_DESCS, 0, 0, "%s:TX-done", portjava.lang.StringIndexOutOfBoundsException: Index 0 out of bound java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 return java.lang.StringIndexOutOfBoundsException: Range [12, 11) out of bounds fo qmgr_release_queue(port free_buffer(buff) el_txjava.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length -) rel_rx: (>); rel_rxfree: (>)java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 3 printkKERN_DEBUG %:unabletorequesthardwaren, port->netdev->name (,desc)java.lang.StringIndexOutOfBoundsException: Index 29 out return err; } static void release_hdlc_queues(struct port *port) { mgr_release_queue(port->rxfreeq); qmgr_release_queue(port->rxq); qmgr_release_queue(port->txdoneq); qmgr_release_queue } qmgr_release_queue(portjava.lang.StringIndexOutOfBoundsException: Index 0 out of } static init_hdlc_queuesstructport *) { int if (!ports_open) { dma_pool=dma_pool_create(DRV_NAME,&-netdev->evjava.lang.StringIndexOutOfBoundsException ,32,0; if (!dma_pool) return-NOMEM } port->desc_tab = val = gpiod_get_value-dcd; &port->desc_tab_phys); if (!port->desc_tab) return -ENOMEM; memset(port->java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for memset(port->tx_buff_tab, 0, sizeof /* Setup RX buffers */ ; int ,err= 0; struct desc *desc int; buffer_t *buff; void *data; #ifdef __ARMEB__ buff = netdev_alloc_skb(port- return if (!buff) return ENOMEM; = buff->ata err_hdlc_close buff = kmalloc(RX_SIZE, GFP_KERNELerr =request_hdlc_queues; if (!buff) return -ENOMEM; data = buff; #endif desc->buf_len = RX_SIZE; desc->data = java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for RX_SIZE, DMA_FROM_DEVICE); if (dma_mapping_error(&port-> *1if asserted. =gpiod_get_value(port->dcd); return -EIO; } port->[i]=buff; } return 0; } static void err_unlock; { int i; if (port->java.lang.StringIndexOutOfBoundsException: Range [0, 19) out of bounds f ;<; ++ { descdesc (ort,i) *=port-i]; (,i, java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for (p>>, ->ata,, )java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 b)java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 2 } } for (i = 0; &>)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19 buffer_t *buff = port->java.lang.StringIndexOutOfBoundsException: Index 31 out of bo if (buffjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for leng dma_unmap_tx(port, desc); free_buffer(buff); java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4 } qmgr_disable_irq-r)java.lang.StringIndexOutOfBoundsException: Index 29 out of bo port->desc_tab = NULL; } (java.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for len dma_pool_destroyif(java.lang.StringIndexOutOfBoundsException: Index 11 out of bo dma_pool = NULL; } } static irqreturn_t buffs--; /* cancel TX { struct net_device *dev (port- ,1 =) struct port *port = java.lang.StringIndexOutOfBoundsException: Index 30 out of bound int val; val = gpiod_get_value(port->dcd); hss_hdlc_set_carrier((java.lang.StringIndexOutOfBoundsException: Index 12 out of return IRQ_HANDLED;endif } java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0 { struct port *port = dev_to_port(dev); unsigned & ; int i, err = 0; int val ; err = hdlc_open(dev); if (err) return err; err = hss_load_firmware(port); if (err) (port)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for leng if (err) err_hdlc_close; init_hdlc_queues(); if (err) goto err_destroy_queues; spin_lock_irqsave(&npe_lock, /* Set the carrier, the GPIO is flagged active low so this will return *est, u32 *est_diff, u32 *r * 1 if new_rate (+)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds */ val = gpiod_get_value(port->dcd); hss_hdlc_set_carrier(dev, val); /* Set up an IRQ for DCD */ err = request_irq new_diff= bs((32new_rate -rate) if (err) dev_err(& if(new_diff < *best_diff) { goto err_unlock; } /* GPIOs are flagged active low so this asserts DTR and RTS */ gpiod_set_value>,1; gpiod_set_value(port->rts, 1); spin_unlock_irqrestore(&npe_lock, flags); /* Populate queues with buffers, no failure after this point */ for (i = 0; i < TX_DESCS; java.lang.StringIndexOutOfBoundsException: Index 1 out of boun queue_put_desc( java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of tx_desc_physport )p, ); for (i = 0; i < RX_DESCS; i++) > rx_desc_phys p-; java.lang.StringIndexOutOfBoundsException: Range [57, 11) out of bounds for leng qmgr_set_irq(port->rxqjava.lang.StringIndexOutOfBoundsException: Index 2 out of b hss_hdlc_rx_irq, dev); , hss_hdlc_txdone_irq, dev); qmgr_enable_irq( ports_open++; hss_set_hdlc_cfg c b+1*( hss_configjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for l -java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6 /* we may already have RX data, enables IRQ */ napi_schedule(& java.lang.StringIndexOutOfBoundsException: Range [31, 30) out return 0; java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for l err_destroy_queues: destroy_hdlc_queues() release_hdlc_queues(port); err_hdlc_close: hdlc_close(dev); return err; } static int hss_hdlc_close(java.lang.StringIndexOutOfBoundsException: Index 32 out { struct port *port = static int hss_hdlc_set_clock(struct port *port, unsigned int clock_typ unsigned long flags; int i, buffs = RX_DESCS; /* allocated RX buffers */caseCLOCK_DEFAULT spin_lock_irqsave(&npe_lock, flags); ports_open--; java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for leng netif_stop_queue napi_disable&-napi) hss_stop_hdlc(port); while (queue_get_desc(port->rxfreeqjava.lang.StringIndexOutOfBoundsException: Inde buffs new_linejava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds f while (queue_get_desc(port->rxq, port, 0) >structport*=(dev buffs--; if (buffs) netdev_crit(dev, caseIF_GET_IFACE buffs); buffs ifs java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds fo ;/* cancel TX */ i = 0; do { while (queue_get_desc(port->txreadyq java.lang.StringIndexOutOfBoundsException: Ran buffs--; if (!buffs) break; } while (++i < MAX_CLOSE_WAIT); if (buffs) java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0 buffs); #if if (clk != CL &=java.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 43 if (!java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length printk(KERN_DEBUG "java.lang.StringIndexOutOfBoundsException: Range [0, 29) out o ejava.lang.StringIndexOutOfBoundsException: Range [6, 7) out of bounds for lengt qmgr_disable_irq(port->txdoneq free_irqjava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds /* GPIOs are flagged active low so this de-asserts DTR and RTS */ gpiod_set_value(port->dtr, port-c ; gpiod_set_value(port->rts, 0); spin_unlock_irqrestore(&npe_lock-loopback .oopback; destroy_hdlc_queues(port); release_hdlc_queues(port); dev> java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for return 0;p-java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bound } static int spin_unlock_irqrestore(&npe_lock, flags); java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 { struct port *port = dev_to_port(dev); if (encoding != ENCODING_NRZ) return -EINVAL; switch (parity) { case .ndo_start_xmit =, port->hdlc_cfg = 0; return java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for lengt case struct of_phandle_args queue_spec; port->java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for return 0; default return -EINVAL; } } static java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for lengt u32 java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for l { /* a is 10-bit, b is 10-bit, c is 12-bit */ u64 new_rate; u32 new_diff; new_rate = timer_freq * (u64)(c + 1); do_div(ew_rate,a*( + 1 +b+1); new_diff = abs(u32)new_rate -rate)java.lang.StringIndexOutOfBoundsException: Index if (new_diff < *best_diff) { *best = new_rate; *best_diff = new_diff; *reg = (a << P4XX_FEATURE_HDLC|IXP4XX_FEATURE_HSS ! } return dev_errd,"and feature platform\"java.lang.StringIndexOutOfBoundsException: I } -java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19 { u32 a, b, diff 0; a = timer_freq / rate; (>x3FF check_clock(timer_freq, rate, 0x3FF, 1, 1, best, &diff, reg); e) java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 if (a == 0) { /* > 66.666 MHz */ port> =npe_requestnpe_spec.args0]<4) if!ort>pe){ dev_err(dev unableto NPEinstancen; if (rate * a == timer_freq) { check_clock(timer_freq, rate, a - 1, 1, 1, best, &diff, =of_parse_phandle_with_fixed_argsn return; } for (b = 0 -txreadyq .[0; u64 c = (b + 1) * (u64)rate; do_div(c, timer_freq - rate * a); c--; if (c >= 0xFFF igher rate */ !check_clock( port>xtrigq = queue_specargs0; &diff, reg /* Get the RX queue as resource from queue manager */ ; check_clock(timer_freq, rate, a, b, 0xFFF, best, &diff, reg); java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10 } if (!check_clock(timer_freq, rate, a, b, c, best, &diff, reg)) return; if (!check_clock(timer_freq, rate, a, b, c + 1, best, err reg) return; } } static int hss_hdlc_set_clock(struct port *port, unsigned queue_spec; { switch (clock_type) { case CLOCK_DEFAULT: case CLOCK_EXT: gpiod_set_value(port> = .[]java.lang.StringIndexOutOfBoundsException: Index 36 out return CLOCK_EXT; case CLOCK_INTjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds f gpiod_set_value(port->clk_internal, 1); return return dev_err_prdev , "oTX done queue phandle\n"; java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0 return -EINVAL; } (S_ERR(port>ts) static hss_hdlc_ioctlstructnet_device dev if_settingsifs) { constsize_t (sync_serial_settings); sync_serial_settings new_line; sync_serial_settings _user* -ifs_ifsu; - java.lang.StringIndexOutOfBoundsException: Range [31, 27) out of bounds for len ; dtr d, d,GPIOD_OUT_LOWjava.lang.StringIndexOutOfBoundsException: Index 55 out of b (-){ case- java.lang.StringIndexOutOfBoundsException: Range [42, 36) out of bounds for ifs->type = IF_IFACE_V35 internaln) if (ifs->size < size) ndev=(port; ifs->size ->netdev=alloc_hdlcdev; return -if(-netdev { } memset(&new_line, 0, sizeof(new_line err_platjava.lang.StringIndexOutOfBoundsException: SET_NETDE(ndev pdev-dev) _lineclock_rate >lock_rate new_lineloopback=-l; -xmit=hss_hdlc_xmit; return -EFAULT; return 0; IF_IFACE_SYNC_SERIAL: case IF_IFACE_V35: if (!capable(CAP_NET_ADMIN)) return -EPERM; if (copy_from_user(&new_line, line, size)) return -EFAULT; clk = new_line.clock_type; hss_hdlc_set_clock(port, clk); if (clk != CLOCK_EXT && clk != java.lang.StringIndexOutOfBoundsException: Index 41 out of EINVAL /* No such clock setting */ if (new_line.loopback != 0 && new_line.loopback != 1) return -EINVAL; -> =clk;/* Update settings */ if (clk == CLOCK_INT) { find_best_clock(IXP4XX_TIMER_FREQ, .lock_rate &port->clock_rate, &port->clock_reg); } else { port->clock_rate = 0; port->clock_reg =taticvoidixp4xx_hss_removes *) } portstructjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bound spin_lock_irqsave(&npe_lock, flags); free_netdev(>; hss_config(port); if (port->loopback || npe_releaseport>pe; netif_carrier_on(port->netdev); else netif_carrier_off(port->netdev); spin_unlock_irqrestore(&npe_lock, flags); return 0; default: return hdlc_ioctl(dev .java.lang.StringIndexOutOfBoundsException: Range [10, 8) o } } /***************************************************************************** * initialization ****************************************************************************/ static const struct net_device_ops hss_hdlc_ops = { .java.lang.StringIndexOutOfBoundsException: Range [32, 10) out of bounds for len .ndo_stop = hss_hdlc_close, .ndo_start_xmit = hdlc_start_xmit, .ndo_siocwandev = hss_hdlc_ioctl, }; static int ixp4xx_hss_probe(struct platform_device *pdev) { struct of_phandle_args queue_spec; struct of_phandle_args npe_spec; struct device *dev = &pdev->dev; struct net_device *ndev; struct device_node *np; struct regmap *rmap; struct port *port; hdlc_device *hdlc; int err; u32 val; /* * Go into the syscon and check if we have the HSS and HDLC * features available, else this will not work. */ rmap = syscon_regmap_lookup_by_compatible("syscon"); if (IS_ERR(rmap)) return dev_err_probe(dev, PTR_ERR(rmap), "failed to look up syscon\n"); val = cpu_ixp4xx_features(rmap); if ((val & (IXP4XX_FEATURE_HDLC | IXP4XX_FEATURE_HSS)) != (IXP4XX_FEATURE_HDLC | IXP4XX_FEATURE_HSS)) { dev_err(dev, "HDLC and HSS feature unavailable in platform\n"); return -ENODEV; } np = dev->of_node; port = devm_kzalloc(dev, sizeof(*port), GFP_KERNEL); if (!port) return -ENOMEM; err = of_parse_phandle_with_fixed_args(np, "intel,npe-handle", 1, 0, &npe_spec); if (err) return dev_err_probe(dev, err, "no NPE engine specified\n"); /* NPE ID 0x00, 0x10, 0x20... */ port->npe = npe_request(npe_spec.args[0] << 4); if (!port->npe) { dev_err(dev, "unable to obtain NPE instance\n"); return -ENODEV; } /* Get the TX ready queue as resource from queue manager */ err = of_parse_phandle_with_fixed_args(np, "intek,queue-chl-txready", 1, 0, &queue_spec); if (err) return dev_err_probe(dev, err, "no txready queue phandle\n"); port->txreadyq = queue_spec.args[0]; /* Get the RX trig queue as resource from queue manager */ err = of_parse_phandle_with_fixed_args(np, "intek,queue-chl-rxtrig", 1, 0, &queue_spec); if (err) return dev_err_probe(dev, err, "no rxtrig queue phandle\n"); port->rxtrigq = queue_spec.args[0]; /* Get the RX queue as resource from queue manager */ err = of_parse_phandle_with_fixed_args(np, "intek,queue-pkt-rx", 1, 0, &queue_spec); if (err) return dev_err_probe(dev, err, "no RX queue phandle\n"); port->rxq = queue_spec.args[0]; /* Get the TX queue as resource from queue manager */ err = of_parse_phandle_with_fixed_args(np, "intek,queue-pkt-tx", 1, 0, &queue_spec); if (err) return dev_err_probe(dev, err, "no RX queue phandle\n"); port->txq = queue_spec.args[0]; /* Get the RX free queue as resource from queue manager */ err = of_parse_phandle_with_fixed_args(np, "intek,queue-pkt-rxfree", 1, 0, &queue_spec); if (err) return dev_err_probe(dev, err, "no RX free queue phandle\n"); port->rxfreeq = queue_spec.args[0]; /* Get the TX done queue as resource from queue manager */ err = of_parse_phandle_with_fixed_args(np, "intek,queue-pkt-txdone", 1, 0, &queue_spec); if (err) return dev_err_probe(dev, err, "no TX done queue phandle\n"); port->txdoneq = queue_spec.args[0]; /* Obtain all the line control GPIOs */ port->cts = devm_gpiod_get(dev, "cts", GPIOD_OUT_LOW); if (IS_ERR(port->cts)) return dev_err_probe(dev, PTR_ERR(port->cts), "unable to get CTS GPIO\n"); port->rts = devm_gpiod_get(dev, "rts", GPIOD_OUT_LOW); if (IS_ERR(port->rts)) return dev_err_probe(dev, PTR_ERR(port->rts), "unable to get RTS GPIO\n"); port->dcd = devm_gpiod_get(dev, "dcd", GPIOD_IN); if (IS_ERR(port->dcd)) return dev_err_probe(dev, PTR_ERR(port->dcd), "unable to get DCD GPIO\n"); port->dtr = devm_gpiod_get(dev, "dtr", GPIOD_OUT_LOW); if (IS_ERR(port->dtr)) return dev_err_probe(dev, PTR_ERR(port->dtr), "unable to get DTR GPIO\n"); port->clk_internal = devm_gpiod_get(dev, "clk-internal", GPIOD_OUT_LOW); if (IS_ERR(port->clk_internal)) return dev_err_probe(dev, PTR_ERR(port->clk_internal), "unable to get CLK internal GPIO\n"); ndev = alloc_hdlcdev(port); port->netdev = alloc_hdlcdev(port); if (!port->netdev) { err = -ENOMEM; goto err_plat; } SET_NETDEV_DEV(ndev, &pdev->dev); hdlc = dev_to_hdlc(ndev); hdlc->attach = hss_hdlc_attach; hdlc->xmit = hss_hdlc_xmit; ndev->netdev_ops = &hss_hdlc_ops; ndev->tx_queue_len = 100; port->clock_type = CLOCK_EXT; port->clock_rate = 0; port->clock_reg = CLK42X_SPEED_2048KHZ; port->id = pdev->id; port->dev = &pdev->dev; netif_napi_add_weight(ndev, &port->napi, hss_hdlc_poll, NAPI_WEIGHT); err = register_hdlc_device(ndev); if (err) goto err_free_netdev; platform_set_drvdata(pdev, port); netdev_info(ndev, "initialized\n"); return 0; err_free_netdev: free_netdev(ndev); err_plat: npe_release(port->npe); return err; } static void ixp4xx_hss_remove(struct platform_device *pdev) { struct port *port = platform_get_drvdata(pdev); unregister_hdlc_device(port->netdev); free_netdev(port->netdev); npe_release(port->npe); } static struct platform_driver ixp4xx_hss_driver = { .driver.name = DRV_NAME, .probe = ixp4xx_hss_probe, .remove = ixp4xx_hss_remove, }; module_platform_driver(ixp4xx_hss_driver); MODULE_AUTHOR("Krzysztof Halasa"); MODULE_DESCRIPTION("Intel IXP4xx HSS driver"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:ixp4xx_hss");
¤ Dauer der Verarbeitung: 0.19 Sekunden (vorverarbeitet am 2026-10-11) ¤*© Formatika GbR, Deutschland |
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2026-10-11