cregit-Linux how code gets into the kernel

Release 4.7 drivers/ide/ide-cd_verbose.c

Directory: drivers/ide
/*
 * Verbose error logging for ATAPI CD/DVD devices.
 *
 * Copyright (C) 1994-1996  Scott Snyder <snyder@fnald0.fnal.gov>
 * Copyright (C) 1996-1998  Erik Andersen <andersee@debian.org>
 * Copyright (C) 1998-2000  Jens Axboe <axboe@suse.de>
 */

#include <linux/kernel.h>
#include <linux/blkdev.h>
#include <linux/cdrom.h>
#include <linux/ide.h>
#include <scsi/scsi.h>
#include "ide-cd.h"

#ifndef CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS

void ide_cd_log_error(const char *name, struct request *failed_command, struct request_sense *sense) { /* Suppress printing unit attention and `in progress of becoming ready' errors when we're not being verbose. */ if (sense->sense_key == UNIT_ATTENTION || (sense->sense_key == NOT_READY && (sense->asc == 4 || sense->asc == 0x3a))) return; printk(KERN_ERR "%s: error code: 0x%02x sense_key: 0x%02x " "asc: 0x%02x ascq: 0x%02x\n", name, sense->error_code, sense->sense_key, sense->asc, sense->ascq); }

Contributors

PersonTokensPropCommitsCommitProp
bartlomiej zolnierkiewiczbartlomiej zolnierkiewicz77100.00%1100.00%
Total77100.00%1100.00%

#else /* The generic packet command opcodes for CD/DVD Logical Units, * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ static const struct { unsigned short packet_command; const char * const text; } packet_command_texts[] = { { GPCMD_TEST_UNIT_READY, "Test Unit Ready" }, { GPCMD_REQUEST_SENSE, "Request Sense" }, { GPCMD_FORMAT_UNIT, "Format Unit" }, { GPCMD_INQUIRY, "Inquiry" }, { GPCMD_START_STOP_UNIT, "Start/Stop Unit" }, { GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL, "Prevent/Allow Medium Removal" }, { GPCMD_READ_FORMAT_CAPACITIES, "Read Format Capacities" }, { GPCMD_READ_CDVD_CAPACITY, "Read Cd/Dvd Capacity" }, { GPCMD_READ_10, "Read 10" }, { GPCMD_WRITE_10, "Write 10" }, { GPCMD_SEEK, "Seek" }, { GPCMD_WRITE_AND_VERIFY_10, "Write and Verify 10" }, { GPCMD_VERIFY_10, "Verify 10" }, { GPCMD_FLUSH_CACHE, "Flush Cache" }, { GPCMD_READ_SUBCHANNEL, "Read Subchannel" }, { GPCMD_READ_TOC_PMA_ATIP, "Read Table of Contents" }, { GPCMD_READ_HEADER, "Read Header" }, { GPCMD_PLAY_AUDIO_10, "Play Audio 10" }, { GPCMD_GET_CONFIGURATION, "Get Configuration" }, { GPCMD_PLAY_AUDIO_MSF, "Play Audio MSF" }, { GPCMD_PLAYAUDIO_TI, "Play Audio TrackIndex" }, { GPCMD_GET_EVENT_STATUS_NOTIFICATION, "Get Event Status Notification" }, { GPCMD_PAUSE_RESUME, "Pause/Resume" }, { GPCMD_STOP_PLAY_SCAN, "Stop Play/Scan" }, { GPCMD_READ_DISC_INFO, "Read Disc Info" }, { GPCMD_READ_TRACK_RZONE_INFO, "Read Track Rzone Info" }, { GPCMD_RESERVE_RZONE_TRACK, "Reserve Rzone Track" }, { GPCMD_SEND_OPC, "Send OPC" }, { GPCMD_MODE_SELECT_10, "Mode Select 10" }, { GPCMD_REPAIR_RZONE_TRACK, "Repair Rzone Track" }, { GPCMD_MODE_SENSE_10, "Mode Sense 10" }, { GPCMD_CLOSE_TRACK, "Close Track" }, { GPCMD_BLANK, "Blank" }, { GPCMD_SEND_EVENT, "Send Event" }, { GPCMD_SEND_KEY, "Send Key" }, { GPCMD_REPORT_KEY, "Report Key" }, { GPCMD_LOAD_UNLOAD, "Load/Unload" }, { GPCMD_SET_READ_AHEAD, "Set Read-ahead" }, { GPCMD_READ_12, "Read 12" }, { GPCMD_GET_PERFORMANCE, "Get Performance" }, { GPCMD_SEND_DVD_STRUCTURE, "Send DVD Structure" }, { GPCMD_READ_DVD_STRUCTURE, "Read DVD Structure" }, { GPCMD_SET_STREAMING, "Set Streaming" }, { GPCMD_READ_CD_MSF, "Read CD MSF" }, { GPCMD_SCAN, "Scan" }, { GPCMD_SET_SPEED, "Set Speed" }, { GPCMD_PLAY_CD, "Play CD" }, { GPCMD_MECHANISM_STATUS, "Mechanism Status" }, { GPCMD_READ_CD, "Read CD" }, }; /* From Table 303 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ static const char * const sense_key_texts[16] = { "No sense data", "Recovered error", "Not ready", "Medium error", "Hardware error", "Illegal request", "Unit attention", "Data protect", "Blank check", "(reserved)", "(reserved)", "Aborted command", "(reserved)", "(reserved)", "Miscompare", "(reserved)", }; /* From Table 304 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ static const struct { unsigned long asc_ascq; const char * const text; } sense_data_texts[] = { { 0x000000, "No additional sense information" }, { 0x000011, "Play operation in progress" }, { 0x000012, "Play operation paused" }, { 0x000013, "Play operation successfully completed" }, { 0x000014, "Play operation stopped due to error" }, { 0x000015, "No current audio status to return" }, { 0x010c0a, "Write error - padding blocks added" }, { 0x011700, "Recovered data with no error correction applied" }, { 0x011701, "Recovered data with retries" }, { 0x011702, "Recovered data with positive head offset" }, { 0x011703, "Recovered data with negative head offset" }, { 0x011704, "Recovered data with retries and/or CIRC applied" }, { 0x011705, "Recovered data using previous sector ID" }, { 0x011800, "Recovered data with error correction applied" }, { 0x011801, "Recovered data with error correction and retries applied"}, { 0x011802, "Recovered data - the data was auto-reallocated" }, { 0x011803, "Recovered data with CIRC" }, { 0x011804, "Recovered data with L-EC" }, { 0x015d00, "Failure prediction threshold exceeded" " - Predicted logical unit failure" }, { 0x015d01, "Failure prediction threshold exceeded" " - Predicted media failure" }, { 0x015dff, "Failure prediction threshold exceeded - False" }, { 0x017301, "Power calibration area almost full" }, { 0x020400, "Logical unit not ready - cause not reportable" }, /* Following is misspelled in ATAPI 2.6, _and_ in Mt. Fuji */ { 0x020401, "Logical unit not ready" " - in progress [sic] of becoming ready" }, { 0x020402, "Logical unit not ready - initializing command required" }, { 0x020403, "Logical unit not ready - manual intervention required" }, { 0x020404, "Logical unit not ready - format in progress" }, { 0x020407, "Logical unit not ready - operation in progress" }, { 0x020408, "Logical unit not ready - long write in progress" }, { 0x020600, "No reference position found (media may be upside down)" }, { 0x023000, "Incompatible medium installed" }, { 0x023a00, "Medium not present" }, { 0x025300, "Media load or eject failed" }, { 0x025700, "Unable to recover table of contents" }, { 0x030300, "Peripheral device write fault" }, { 0x030301, "No write current" }, { 0x030302, "Excessive write errors" }, { 0x030c00, "Write error" }, { 0x030c01, "Write error - Recovered with auto reallocation" }, { 0x030c02, "Write error - auto reallocation failed" }, { 0x030c03, "Write error - recommend reassignment" }, { 0x030c04, "Compression check miscompare error" }, { 0x030c05, "Data expansion occurred during compress" }, { 0x030c06, "Block not compressible" }, { 0x030c07, "Write error - recovery needed" }, { 0x030c08, "Write error - recovery failed" }, { 0x030c09, "Write error - loss of streaming" }, { 0x031100, "Unrecovered read error" }, { 0x031106, "CIRC unrecovered error" }, { 0x033101, "Format command failed" }, { 0x033200, "No defect spare location available" }, { 0x033201, "Defect list update failure" }, { 0x035100, "Erase failure" }, { 0x037200, "Session fixation error" }, { 0x037201, "Session fixation error writin lead-in" }, { 0x037202, "Session fixation error writin lead-out" }, { 0x037300, "CD control error" }, { 0x037302, "Power calibration area is full" }, { 0x037303, "Power calibration area error" }, { 0x037304, "Program memory area / RMA update failure" }, { 0x037305, "Program memory area / RMA is full" }, { 0x037306, "Program memory area / RMA is (almost) full" }, { 0x040200, "No seek complete" }, { 0x040300, "Write fault" }, { 0x040900, "Track following error" }, { 0x040901, "Tracking servo failure" }, { 0x040902, "Focus servo failure" }, { 0x040903, "Spindle servo failure" }, { 0x041500, "Random positioning error" }, { 0x041501, "Mechanical positioning or changer error" }, { 0x041502, "Positioning error detected by read of medium" }, { 0x043c00, "Mechanical positioning or changer error" }, { 0x044000, "Diagnostic failure on component (ASCQ)" }, { 0x044400, "Internal CD/DVD logical unit failure" }, { 0x04b600, "Media load mechanism failed" }, { 0x051a00, "Parameter list length error" }, { 0x052000, "Invalid command operation code" }, { 0x052100, "Logical block address out of range" }, { 0x052102, "Invalid address for write" }, { 0x052400, "Invalid field in command packet" }, { 0x052600, "Invalid field in parameter list" }, { 0x052601, "Parameter not supported" }, { 0x052602, "Parameter value invalid" }, { 0x052700, "Write protected media" }, { 0x052c00, "Command sequence error" }, { 0x052c03, "Current program area is not empty" }, { 0x052c04, "Current program area is empty" }, { 0x053001, "Cannot read medium - unknown format" }, { 0x053002, "Cannot read medium - incompatible format" }, { 0x053900, "Saving parameters not supported" }, { 0x054e00, "Overlapped commands attempted" }, { 0x055302, "Medium removal prevented" }, { 0x055500, "System resource failure" }, { 0x056300, "End of user area encountered on this track" }, { 0x056400, "Illegal mode for this track or incompatible medium" }, { 0x056f00, "Copy protection key exchange failure" " - Authentication failure" }, { 0x056f01, "Copy protection key exchange failure - Key not present" }, { 0x056f02, "Copy protection key exchange failure" " - Key not established" }, { 0x056f03, "Read of scrambled sector without authentication" }, { 0x056f04, "Media region code is mismatched to logical unit" }, { 0x056f05, "Drive region must be permanent" " / region reset count error" }, { 0x057203, "Session fixation error - incomplete track in session" }, { 0x057204, "Empty or partially written reserved track" }, { 0x057205, "No more RZONE reservations are allowed" }, { 0x05bf00, "Loss of streaming" }, { 0x062800, "Not ready to ready transition, medium may have changed" }, { 0x062900, "Power on, reset or hardware reset occurred" }, { 0x062a00, "Parameters changed" }, { 0x062a01, "Mode parameters changed" }, { 0x062e00, "Insufficient time for operation" }, { 0x063f00, "Logical unit operating conditions have changed" }, { 0x063f01, "Microcode has been changed" }, { 0x065a00, "Operator request or state change input (unspecified)" }, { 0x065a01, "Operator medium removal request" }, { 0x0bb900, "Play operation aborted" }, /* Here we use 0xff for the key (not a valid key) to signify * that these can have _any_ key value associated with them... */ { 0xff0401, "Logical unit is in process of becoming ready" }, { 0xff0400, "Logical unit not ready, cause not reportable" }, { 0xff0402, "Logical unit not ready, initializing command required" }, { 0xff0403, "Logical unit not ready, manual intervention required" }, { 0xff0500, "Logical unit does not respond to selection" }, { 0xff0800, "Logical unit communication failure" }, { 0xff0802, "Logical unit communication parity error" }, { 0xff0801, "Logical unit communication time-out" }, { 0xff2500, "Logical unit not supported" }, { 0xff4c00, "Logical unit failed self-configuration" }, { 0xff3e00, "Logical unit has not self-configured yet" }, };
void ide_cd_log_error(const char *name, struct request *failed_command, struct request_sense *sense) { int i; const char *s = "bad sense key!"; char buf[80]; printk(KERN_ERR "ATAPI device %s:\n", name); if (sense->error_code == 0x70) printk(KERN_CONT " Error: "); else if (sense->error_code == 0x71) printk(" Deferred Error: "); else if (sense->error_code == 0x7f) printk(KERN_CONT " Vendor-specific Error: "); else printk(KERN_CONT " Unknown Error Type: "); if (sense->sense_key < ARRAY_SIZE(sense_key_texts)) s = sense_key_texts[sense->sense_key]; printk(KERN_CONT "%s -- (Sense key=0x%02x)\n", s, sense->sense_key); if (sense->asc == 0x40) { sprintf(buf, "Diagnostic failure on component 0x%02x", sense->ascq); s = buf; } else { int lo = 0, mid, hi = ARRAY_SIZE(sense_data_texts); unsigned long key = (sense->sense_key << 16); key |= (sense->asc << 8); if (!(sense->ascq >= 0x80 && sense->ascq <= 0xdd)) key |= sense->ascq; s = NULL; while (hi > lo) { mid = (lo + hi) / 2; if (sense_data_texts[mid].asc_ascq == key || sense_data_texts[mid].asc_ascq == (0xff0000|key)) { s = sense_data_texts[mid].text; break; } else if (sense_data_texts[mid].asc_ascq > key) hi = mid; else lo = mid + 1; } } if (s == NULL) { if (sense->asc > 0x80) s = "(vendor-specific error)"; else s = "(reserved error code)"; } printk(KERN_ERR " %s -- (asc=0x%02x, ascq=0x%02x)\n", s, sense->asc, sense->ascq); if (failed_command != NULL) { int lo = 0, mid, hi = ARRAY_SIZE(packet_command_texts); s = NULL; while (hi > lo) { mid = (lo + hi) / 2; if (packet_command_texts[mid].packet_command == failed_command->cmd[0]) { s = packet_command_texts[mid].text; break; } if (packet_command_texts[mid].packet_command > failed_command->cmd[0]) hi = mid; else lo = mid + 1; } printk(KERN_ERR " The failed \"%s\" packet command " "was: \n \"", s); for (i = 0; i < BLK_MAX_CDB; i++) printk(KERN_CONT "%02x ", failed_command->cmd[i]); printk(KERN_CONT "\"\n"); } /* The SKSV bit specifies validity of the sense_key_specific * in the next two commands. It is bit 7 of the first byte. * In the case of NOT_READY, if SKSV is set the drive can * give us nice ETA readings. */ if (sense->sense_key == NOT_READY && (sense->sks[0] & 0x80)) { int progress = (sense->sks[1] << 8 | sense->sks[2]) * 100; printk(KERN_ERR " Command is %02d%% complete\n", progress / 0xffff); } if (sense->sense_key == ILLEGAL_REQUEST && (sense->sks[0] & 0x80) != 0) { printk(KERN_ERR " Error in %s byte %d", (sense->sks[0] & 0x40) != 0 ? "command packet" : "command data", (sense->sks[1] << 8) + sense->sks[2]); if ((sense->sks[0] & 0x40) != 0) printk(KERN_CONT " bit %d", sense->sks[0] & 0x07); printk(KERN_CONT "\n"); } }

Contributors

PersonTokensPropCommitsCommitProp
bartlomiej zolnierkiewiczbartlomiej zolnierkiewicz62999.84%150.00%
fujita tomonorifujita tomonori10.16%150.00%
Total630100.00%2100.00%

#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
bartlomiej zolnierkiewiczbartlomiej zolnierkiewicz187199.63%133.33%
rashika kheriarashika kheria60.32%133.33%
fujita tomonorifujita tomonori10.05%133.33%
Total1878100.00%3100.00%
Directory: drivers/ide
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