+++ /dev/null
-/*
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * BSD LICENSE
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/**
- * This file defines all of the ATA related constants, enumerations, and types.
- * Please note that this file does not necessarily contain an exhaustive
- * list of all constants, commands, sub-commands, etc.
- *
- *
- */
-
-#ifndef _ATA_H_
-#define _ATA_H_
-
-#include <linux/types.h>
-
-/**
- *
- *
- * ATA_COMMAND_CODES These constants depict the various ATA command codes
- * defined in the ATA/ATAPI specification.
- */
-#define ATA_IDENTIFY_DEVICE 0xEC
-#define ATA_CHECK_POWER_MODE 0xE5
-#define ATA_STANDBY 0xE2
-#define ATA_STANDBY_IMMED 0xE0
-#define ATA_IDLE_IMMED 0xE1
-#define ATA_IDLE 0xE3
-#define ATA_FLUSH_CACHE 0xE7
-#define ATA_FLUSH_CACHE_EXT 0xEA
-#define ATA_READ_DMA_EXT 0x25
-#define ATA_READ_DMA 0xC8
-#define ATA_READ_SECTORS_EXT 0x24
-#define ATA_READ_SECTORS 0x20
-#define ATA_WRITE_DMA_EXT 0x35
-#define ATA_WRITE_DMA 0xCA
-#define ATA_WRITE_SECTORS_EXT 0x34
-#define ATA_WRITE_SECTORS 0x30
-#define ATA_WRITE_UNCORRECTABLE 0x45
-#define ATA_READ_VERIFY_SECTORS 0x40
-#define ATA_READ_VERIFY_SECTORS_EXT 0x42
-#define ATA_READ_BUFFER 0xE4
-#define ATA_WRITE_BUFFER 0xE8
-#define ATA_EXECUTE_DEVICE_DIAG 0x90
-#define ATA_SET_FEATURES 0xEF
-#define ATA_SMART 0xB0
-#define ATA_PACKET_IDENTIFY 0xA1
-#define ATA_PACKET 0xA0
-#define ATA_READ_FPDMA 0x60
-#define ATA_WRITE_FPDMA 0x61
-#define ATA_READ_LOG_EXT 0x2F
-#define ATA_NOP 0x00
-#define ATA_DEVICE_RESET 0x08
-#define ATA_MEDIA_EJECT 0xED
-
-/**
- *
- *
- * ATA_SMART_SUB_COMMAND_CODES These constants define the ATA SMART command
- * sub-codes that can be executed.
- */
-#define ATA_SMART_SUB_CMD_ENABLE 0xD8
-#define ATA_SMART_SUB_CMD_DISABLE 0xD9
-#define ATA_SMART_SUB_CMD_RETURN_STATUS 0xDA
-#define ATA_SMART_SUB_CMD_READ_LOG 0xD5
-
-/**
- *
- *
- * ATA_SET_FEATURES_SUB_COMMAND_CODES These constants define the ATA SET
- * FEATURES command sub-codes that can be executed.
- */
-#define ATA_SET_FEATURES_SUB_CMD_ENABLE_CACHE 0x02
-#define ATA_SET_FEATURES_SUB_CMD_DISABLE_CACHE 0x82
-#define ATA_SET_FEATURES_SUB_CMD_DISABLE_READ_AHEAD 0x55
-#define ATA_SET_FEATURES_SUB_CMD_ENABLE_READ_AHEAD 0xAA
-#define ATA_SET_FEATURES_SUB_CMD_SET_TRANSFER_MODE 0x3
-
-/**
- *
- *
- * ATA_READ_LOG_EXT_PAGE_CODES This is a list of log page codes available for
- * use.
- */
-#define ATA_LOG_PAGE_NCQ_ERROR 0x10
-#define ATA_LOG_PAGE_SMART_SELF_TEST 0x06
-#define ATA_LOG_PAGE_EXTENDED_SMART_SELF_TEST 0x07
-
-/**
- *
- *
- * ATA_LOG_PAGE_NCQ_ERROR_CONSTANTS These constants define standard values for
- * use when requesting the NCQ error log page.
- */
-#define ATA_LOG_PAGE_NCQ_ERROR_SECTOR 0
-#define ATA_LOG_PAGE_NCQ_ERROR_SECTOR_COUNT 1
-
-/**
- *
- *
- * ATA_STATUS_REGISTER_BITS The following are status register bit definitions
- * per ATA/ATAPI-7.
- */
-#define ATA_STATUS_REG_BSY_BIT 0x80
-#define ATA_STATUS_REG_DEVICE_FAULT_BIT 0x20
-#define ATA_STATUS_REG_ERROR_BIT 0x01
-
-/**
- *
- *
- * ATA_ERROR_REGISTER_BITS The following are error register bit definitions per
- * ATA/ATAPI-7.
- */
-#define ATA_ERROR_REG_NO_MEDIA_BIT 0x02
-#define ATA_ERROR_REG_ABORT_BIT 0x04
-#define ATA_ERROR_REG_MEDIA_CHANGE_REQUEST_BIT 0x08
-#define ATA_ERROR_REG_ID_NOT_FOUND_BIT 0x10
-#define ATA_ERROR_REG_MEDIA_CHANGE_BIT 0x20
-#define ATA_ERROR_REG_UNCORRECTABLE_BIT 0x40
-#define ATA_ERROR_REG_WRITE_PROTECTED_BIT 0x40
-#define ATA_ERROR_REG_ICRC_BIT 0x80
-
-/**
- *
- *
- * ATA_CONTROL_REGISTER_BITS The following are control register bit definitions
- * per ATA/ATAPI-7
- */
-#define ATA_CONTROL_REG_INTERRUPT_ENABLE_BIT 0x02
-#define ATA_CONTROL_REG_SOFT_RESET_BIT 0x04
-#define ATA_CONTROL_REG_HIGH_ORDER_BYTE_BIT 0x80
-
-/**
- *
- *
- * ATA_DEVICE_HEAD_REGISTER_BITS The following are device/head register bit
- * definitions per ATA/ATAPI-7.
- */
-#define ATA_DEV_HEAD_REG_LBA_MODE_ENABLE 0x40
-#define ATA_DEV_HEAD_REG_FUA_ENABLE 0x80
-
-/**
- *
- *
- * ATA_IDENTIFY_DEVICE_FIELD_LENGTHS The following constants define the number
- * of bytes contained in various fields found in the IDENTIFY DEVICE data
- * structure.
- */
-#define ATA_IDENTIFY_SERIAL_NUMBER_LEN 20
-#define ATA_IDENTIFY_MODEL_NUMBER_LEN 40
-#define ATA_IDENTIFY_FW_REVISION_LEN 8
-#define ATA_IDENTIFY_48_LBA_LEN 8
-#define ATA_IDENTIFY_MEDIA_SERIAL_NUMBER_LEN 30
-#define ATA_IDENTIFY_WWN_LEN 8
-
-/**
- *
- *
- * ATA_IDENTIFY_DEVICE_FIELD_MASKS The following constants define bit masks
- * utilized to determine if a feature is supported/enabled or if a bit is
- * simply set inside of the IDENTIFY DEVICE data structre.
- */
-#define ATA_IDENTIFY_REMOVABLE_MEDIA_ENABLE 0x0080
-#define ATA_IDENTIFY_CAPABILITIES1_NORMAL_DMA_ENABLE 0x0100
-#define ATA_IDENTIFY_CAPABILITIES1_STANDBY_ENABLE 0x2000
-#define ATA_IDENTIFY_COMMAND_SET_SUPPORTED0_SMART_ENABLE 0x0001
-#define ATA_IDENTIFY_COMMAND_SET_SUPPORTED1_48BIT_ENABLE 0x0400
-#define ATA_IDENTIFY_COMMAND_SET_WWN_SUPPORT_ENABLE 0x0100
-#define ATA_IDENTIFY_COMMAND_SET_ENABLED0_SMART_ENABLE 0x0001
-#define ATA_IDENTIFY_SATA_CAPABILITIES_NCQ_ENABLE 0x0100
-#define ATA_IDENTIFY_NCQ_QUEUE_DEPTH_ENABLE 0x001F
-#define ATA_IDENTIFY_SECTOR_LARGER_THEN_512_ENABLE 0x0100
-#define ATA_IDENTIFY_LOGICAL_SECTOR_PER_PHYSICAL_SECTOR_MASK 0x000F
-#define ATA_IDENTIFY_LOGICAL_SECTOR_PER_PHYSICAL_SECTOR_ENABLE 0x2000
-#define ATA_IDENTIFY_WRITE_UNCORRECTABLE_SUPPORT 0x0004
-#define ATA_IDENTIFY_COMMAND_SET_SMART_SELF_TEST_SUPPORTED 0x0002
-
-/**
- *
- *
- * ATAPI_IDENTIFY_DEVICE_FIELD_MASKS These constants define the various bit
- * definitions for the fields in the PACKET IDENTIFY DEVICE data structure.
- */
-#define ATAPI_IDENTIFY_16BYTE_CMD_PCKT_ENABLE 0x01
-
-/**
- *
- *
- * ATA_PACKET_FEATURE_BITS These constants define the various bit definitions
- * for the ATA PACKET feature register.
- */
-#define ATA_PACKET_FEATURE_DMA 0x01
-#define ATA_PACKET_FEATURE_OVL 0x02
-#define ATA_PACKET_FEATURE_DMADIR 0x04
-
-/**
- *
- *
- * ATA_Device_Power_Mode_Values These constants define the power mode values
- * returned by ATA_Check_Power_Mode
- */
-#define ATA_STANDBY_POWER_MODE 0x00
-#define ATA_IDLE_POWER_MODE 0x80
-#define ATA_ACTIVE_POWER_MODE 0xFF
-
-/**
- *
- *
- * ATA_WRITE_UNCORRECTIABLE feature field values These constants define the
- * Write Uncorrectable feature values used with the SATI translation.
- */
-#define ATA_WRITE_UNCORRECTABLE_PSUEDO 0x55
-#define ATA_WRITE_UNCORRECTABLE_FLAGGED 0xAA
-
-
-
-/**
- * struct ATA_IDENTIFY_DEVICE - This structure depicts the ATA IDENTIFY DEVICE
- * data format.
- *
- *
- */
-struct ata_identify_device_data {
- u16 general_config_bits; /* word 00 */
- u16 obsolete0; /* word 01 (num cylinders) */
- u16 vendor_specific_config_bits; /* word 02 */
- u16 obsolete1; /* word 03 (num heads) */
- u16 retired1[2]; /* words 04-05 */
- u16 obsolete2; /* word 06 (sectors / track) */
- u16 reserved_for_compact_flash1[2]; /* words 07-08 */
- u16 retired0; /* word 09 */
- u8 serial_number[ATA_IDENTIFY_SERIAL_NUMBER_LEN]; /* word 10-19 */
- u16 retired2[2]; /* words 20-21 */
- u16 obsolete4; /* word 22 */
- u8 firmware_revision[ATA_IDENTIFY_FW_REVISION_LEN]; /* words 23-26 */
- u8 model_number[ATA_IDENTIFY_MODEL_NUMBER_LEN]; /* words 27-46 */
- u16 max_sectors_per_multiple; /* word 47 */
- u16 reserved0; /* word 48 */
- u16 capabilities1; /* word 49 */
- u16 capabilities2; /* word 50 */
- u16 obsolete5[2]; /* words 51-52 */
- u16 validity_bits; /* word 53 */
- u16 obsolete6[5]; /*
- * words 54-58 Used to be:
- * current cylinders,
- * current heads,
- * current sectors/Track,
- * current capacity */
- u16 current_max_sectors_per_multiple; /* word 59 */
- u8 total_num_sectors[4]; /* words 60-61 */
- u16 obsolete7; /* word 62 */
- u16 multi_word_dma_mode; /* word 63 */
- u16 pio_modes_supported; /* word 64 */
- u16 min_multiword_dma_transfer_cycle; /* word 65 */
- u16 rec_min_multiword_dma_transfer_cycle; /* word 66 */
- u16 min_pio_transfer_no_flow_ctrl; /* word 67 */
- u16 min_pio_transfer_with_flow_ctrl; /* word 68 */
- u16 reserved1[2]; /* words 69-70 */
- u16 reserved2[4]; /* words 71-74 */
- u16 queue_depth; /* word 75 */
- u16 serial_ata_capabilities; /* word 76 */
- u16 serial_ata_reserved; /* word 77 */
- u16 serial_ata_features_supported; /* word 78 */
- u16 serial_ata_features_enabled; /* word 79 */
- u16 major_version_number; /* word 80 */
- u16 minor_version_number; /* word 81 */
- u16 command_set_supported0; /* word 82 */
- u16 command_set_supported1; /* word 83 */
- u16 command_set_supported_extention; /* word 84 */
- u16 command_set_enabled0; /* word 85 */
- u16 command_set_enabled1; /* word 86 */
- u16 command_set_default; /* word 87 */
- u16 ultra_dma_mode; /* word 88 */
- u16 security_erase_completion_time; /* word 89 */
- u16 enhanced_security_erase_time; /* word 90 */
- u16 current_power_mgmt_value; /* word 91 */
- u16 master_password_revision; /* word 92 */
- u16 hardware_reset_result; /* word 93 */
- u16 current_acoustic_management_value; /* word 94 */
- u16 stream_min_request_size; /* word 95 */
- u16 stream_transfer_time; /* word 96 */
- u16 stream_access_latency; /* word 97 */
- u16 stream_performance_granularity[2]; /* words 98-99 */
- u8 max_48bit_lba[ATA_IDENTIFY_48_LBA_LEN]; /* words 100-103 */
- u16 streaming_transfer_time; /* word 104 */
- u16 reserved3; /* word 105 */
- u16 physical_logical_sector_info; /* word 106 */
- u16 acoustic_test_interseek_delay; /* word 107 */
- u8 world_wide_name[ATA_IDENTIFY_WWN_LEN]; /* words 108-111 */
- u8 reserved_for_wwn_extention[ATA_IDENTIFY_WWN_LEN]; /* words 112-115 */
- u16 reserved4; /* word 116 */
- u8 words_per_logical_sector[4]; /* words 117-118 */
- u16 command_set_supported2; /* word 119 */
- u16 reserved5[7]; /* words 120-126 */
- u16 removable_media_status; /* word 127 */
- u16 security_status; /* word 128 */
- u16 vendor_specific1[31]; /* words 129-159 */
- u16 cfa_power_mode1; /* word 160 */
- u16 reserved_for_compact_flash2[7]; /* words 161-167 */
- u16 device_nominal_form_factor; /* word 168 */
- u16 reserved_for_compact_flash3[7]; /* words 169-175 */
- u16 current_media_serial_number[ATA_IDENTIFY_MEDIA_SERIAL_NUMBER_LEN]; /* words 176-205 */
- u16 reserved6[3]; /* words 206-208 */
- u16 logical_sector_alignment; /* words 209 */
- u16 reserved7[7]; /* words 210-216 */
- u16 nominal_media_rotation_rate; /* word 217 */
- u16 reserved8[37]; /* words 218-254 */
- u16 integrity_word; /* word 255 */
-
-};
-
-#define ATA_IDENTIFY_DEVICE_GET_OFFSET(field_name) \
- ((unsigned long)&(((struct ata_identify_device_data *)0)->field_name))
-#define ATA_IDENTIFY_DEVICE_WCE_ENABLE 0x20
-#define ATA_IDENTIFY_DEVICE_RA_ENABLE 0x40
-
-/**
- * struct ATAPI_IDENTIFY_PACKET_DATA - The following structure depicts the
- * ATA-ATAPI 7 version of the IDENTIFY PACKET DEVICE data structure.
- *
- *
- */
-struct atapi_identify_packet_device {
- u16 generalConfigBits; /* word 00 */
- u16 reserved0; /* word 01 (num cylinders) */
- u16 uniqueConfigBits; /* word 02 */
- u16 reserved1[7]; /* words 03 - 09 */
- u8 serialNumber[ATA_IDENTIFY_SERIAL_NUMBER_LEN]; /* word 10-19 */
- u16 reserved2[3]; /* words 20-22 */
- u8 firmwareRevision[ATA_IDENTIFY_FW_REVISION_LEN]; /* words 23-26 */
- u8 modelNumber[ATA_IDENTIFY_MODEL_NUMBER_LEN]; /* words 27-46 */
- u16 reserved4[2]; /* words 47-48 */
- u16 capabilities1; /* word 49 */
- u16 capabilities2; /* word 50 */
- u16 obsolete0[2]; /* words 51-52 */
- u16 validityBits; /* word 53 */
- u16 reserved[8]; /* words 54-61 */
-
- u16 DMADIRBitRequired; /* word 62, page2 */
- u16 multiWordDmaMode; /* word 63 */
- u16 pioModesSupported; /* word 64 */
- u16 minMultiwordDmaTransferCycle; /* word 65 */
- u16 recMinMultiwordDmaTransferCycle; /* word 66 */
- u16 minPioTransferNoFlowCtrl; /* word 67 */
- u16 minPioTransferWithFlowCtrl; /* word 68 */
- u16 reserved6[2]; /* words 69-70 */
- u16 nsFromPACKETReceiptToBusRelease; /* word 71 */
- u16 nsFromSERVICEReceiptToBSYreset; /* wore 72 */
- u16 reserved7[2]; /* words 73-74 */
- u16 queueDepth; /* word 75 */
- u16 serialAtaCapabilities; /* word 76 */
- u16 serialAtaReserved; /* word 77 */
- u16 serialAtaFeaturesSupported; /* word 78 */
- u16 serialAtaFeaturesEnabled; /* word 79 */
-
- u16 majorVersionNumber; /* word 80, page3 */
- u16 minorVersionNumber; /* word 81 */
- u16 commandSetSupported0; /* word 82 */
- u16 commandSetSupported1; /* word 83 */
-
- u16 commandSetSupportedExtention; /* word 84, page4 */
- u16 commandSetEnabled0; /* word 85 */
- u16 commandSetEnabled1; /* word 86 */
- u16 commandSetDefault; /* word 87 */
-
- u16 ultraDmaMode; /* word 88, page5 */
- u16 reserved8[4]; /* words 89 - 92 */
-
- u16 hardwareResetResult; /* word 93, page6 */
- u16 currentAcousticManagementValue; /* word 94 */
- u16 reserved9[30]; /* words 95-124 */
- u16 ATAPIByteCount0Behavior; /* word 125 */
- u16 obsolete1; /* word 126 */
- u16 removableMediaStatus; /* word 127, */
-
- u16 securityStatus; /* word 128, page7 */
- u16 vendorSpecific1[31]; /* words 129-159 */
- u16 reservedForCompactFlash[16]; /* words 160-175 */
- u16 reserved10[79]; /* words 176-254 */
- u16 integrityWord; /* word 255 */
-};
-
-/**
- * struct ata_extended_smart_self_test_log - The following structure depicts
- * the ATA-8 version of the Extended SMART self test log page descriptor
- * entry.
- *
- *
- */
-union ata_descriptor_entry {
- struct DESCRIPTOR_ENTRY {
- u8 lba_field;
- u8 status_byte;
- u8 time_stamp_low;
- u8 time_stamp_high;
- u8 checkpoint_byte;
- u8 failing_lba_low;
- u8 failing_lba_mid;
- u8 failing_lba_high;
- u8 failing_lba_low_ext;
- u8 failing_lba_mid_ext;
- u8 failing_lba_high_ext;
-
- u8 vendor_specific1;
- u8 vendor_specific2;
- u8 vendor_specific3;
- u8 vendor_specific4;
- u8 vendor_specific5;
- u8 vendor_specific6;
- u8 vendor_specific7;
- u8 vendor_specific8;
- u8 vendor_specific9;
- u8 vendor_specific10;
- u8 vendor_specific11;
- u8 vendor_specific12;
- u8 vendor_specific13;
- u8 vendor_specific14;
- u8 vendor_specific15;
- } DESCRIPTOR_ENTRY;
-
- u8 descriptor_entry[26];
-
-};
-
-/**
- * struct ata_extended_smart_self_test_log - The following structure depicts
- * the ATA-8 version of the SMART self test log page descriptor entry.
- *
- *
- */
-union ata_smart_descriptor_entry {
- struct SMART_DESCRIPTOR_ENTRY {
- u8 lba_field;
- u8 status_byte;
- u8 time_stamp_low;
- u8 time_stamp_high;
- u8 checkpoint_byte;
- u8 failing_lba_low;
- u8 failing_lba_mid;
- u8 failing_lba_high;
- u8 failing_lba_low_ext;
-
- u8 vendor_specific1;
- u8 vendor_specific2;
- u8 vendor_specific3;
- u8 vendor_specific4;
- u8 vendor_specific5;
- u8 vendor_specific6;
- u8 vendor_specific7;
- u8 vendor_specific8;
- u8 vendor_specific9;
- u8 vendor_specific10;
- u8 vendor_specific11;
- u8 vendor_specific12;
- u8 vendor_specific13;
- u8 vendor_specific14;
- u8 vendor_specific15;
- } SMART_DESCRIPTOR_ENTRY;
-
- u8 smart_descriptor_entry[24];
-
-};
-
-/**
- * struct ata_extended_smart_self_test_log - The following structure depicts
- * the ATA-8 version of the Extended SMART self test log page.
- *
- *
- */
-struct ata_extended_smart_self_test_log {
- u8 self_test_log_data_structure_revision_number; /* byte 0 */
- u8 reserved0; /* byte 1 */
- u8 self_test_descriptor_index[2]; /* byte 2-3 */
-
- union ata_descriptor_entry descriptor_entrys[19]; /* bytes 4-497 */
-
- u8 vendor_specific[2]; /* byte 498-499 */
- u8 reserved1[11]; /* byte 500-510 */
- u8 data_structure_checksum; /* byte 511 */
-
-};
-
-/**
- * struct ata_extended_smart_self_test_log - The following structure depicts
- * the ATA-8 version of the SMART self test log page.
- *
- *
- */
-struct ata_smart_self_test_log {
- u8 self_test_log_data_structure_revision_number[2]; /* bytes 0-1 */
-
- union ata_smart_descriptor_entry descriptor_entrys[21]; /* bytes 2-505 */
-
- u8 vendor_specific[2]; /* byte 506-507 */
- u8 self_test_index; /* byte 508 */
- u8 reserved1[2]; /* byte 509-510 */
- u8 data_structure_checksum; /* byte 511 */
-
-};
-
-#endif /* _ATA_H_ */
-
*
*
*/
-
-#include "intel_sata.h"
+#include <linux/kernel.h>
#include "intel_scsi.h"
/**
+++ /dev/null
-/*
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * GPL LICENSE SUMMARY
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- * The full GNU General Public License is included in this distribution
- * in the file called LICENSE.GPL.
- *
- * BSD LICENSE
- *
- * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef _SATA_H_
-#define _SATA_H_
-
-#include <linux/types.h>
-
-/**
- * This file defines all of the SATA releated constants, enumerations, and
- * types. Please note that this file does not necessarily contain an
- * exhaustive list of all contants and commands.
- *
- *
- */
-
-/**
- *
- *
- * SATA FIS Types These constants depict the various SATA FIS types devined in
- * the serial ATA specification.
- */
-#define SATA_FIS_TYPE_REGH2D 0x27
-#define SATA_FIS_TYPE_REGD2H 0x34
-#define SATA_FIS_TYPE_SETDEVBITS 0xA1
-#define SATA_FIS_TYPE_DMA_ACTIVATE 0x39
-#define SATA_FIS_TYPE_DMA_SETUP 0x41
-#define SATA_FIS_TYPE_BIST_ACTIVATE 0x58
-#define SATA_FIS_TYPE_PIO_SETUP 0x5F
-#define SATA_FIS_TYPE_DATA 0x46
-
-#define SATA_REGISTER_FIS_SIZE 0x20
-
-/**
- * struct sata_fis_header - This is the common definition for a SATA FIS Header
- * word. A different header word is defined for any FIS type that does not
- * use the standard header.
- *
- *
- */
-struct sata_fis_header {
- u32 fis_type:8; /* word 0 */
- u32 pm_port:4;
- u32 reserved:1;
- u32 direction_flag:1; /* direction */
- u32 interrupt_flag:1;
- u32 command_flag:1; /* command, auto_activate, or notification */
- u32 status:8;
- u32 error:8;
-};
-
-/**
- *
- *
- * Status field bit definitions
- */
-#define SATA_FIS_STATUS_DEVBITS_MASK (0x77)
-
-/**
- * struct sata_fis_set_dev_bits - SATA Set Device Bits FIS
- *
- *
- */
-struct sata_fis_set_dev_bits {
- u32 fis_type:8; /* word 0 */
- u32 pm_port:4;
- u32 reserved0:2;
- u32 irq:1;
- u32 notification:1;
- u32 status_low:4;
- u32 status_high:4;
- u32 error:8;
- u32 s_active; /* word 1 */
-};
-
-/**
- * struct sata_fis_dma_activate - SATA DMA Activate FIS
- *
- *
- */
-struct sata_fis_dma_activate {
- u32 fis_type:8; /* word 0 */
- u32 pm_port:4;
- u32 reserved0:24;
-};
-
-/**
- *
- *
- * The lower 5 bits in the DMA Buffer ID Low field of the DMA Setup are used to
- * communicate the command tag.
- */
-#define SATA_DMA_SETUP_TAG_ENABLE 0x1F
-
-#define SATA_DMA_SETUP_AUTO_ACT_ENABLE 0x80
-
-/**
- * struct sata_fis_dma_setup - SATA DMA Setup FIS
- *
- *
- */
-struct sata_fis_dma_setup {
- u32 fis_type:8; /* word 0 */
- u32 pm_port:4;
- u32 reserved_00:1;
- u32 direction:1;
- u32 irq:1;
- u32 auto_activate:1;
- u32 reserved_01:16;
- u32 dma_buffer_id_low; /* word 1 */
- u32 dma_buffer_id_high; /* word 2 */
- u32 reserved0; /* word 3 */
- u32 dma_buffer_offset; /* word 4 */
- u32 dma_transfer_count; /* word 5 */
- u32 reserved1; /* word 6 */
-};
-
-/**
- * struct sata_fis_bist_activate - SATA BIST Activate FIS
- *
- *
- */
-struct sata_fis_bist_activate {
- u32 fis_type:8; /* word 0 */
- u32 reserved0:8;
- u32 pattern_definition:8;
- u32 reserved1:8;
- u32 data1; /* word 1 */
- u32 data2; /* word 1 */
-};
-
-/*
- * SATA PIO Setup FIS
- */
-struct sata_fis_pio_setup {
- u32 fis_type:8; /* word 0 */
- u32 pm_port:4;
- u32 reserved_00:1;
- u32 direction:1;
- u32 irq:1;
- u32 reserved_01:1;
- u32 status:8;
- u32 error:8;
- u32 lba_low:8; /* word 1 */
- u32 lba_mid:8;
- u32 lba_high:8;
- u32 device:8;
- u32 lba_low_exp:8; /* word 2 */
- u32 lba_mid_exp:8;
- u32 lba_high_exp:8;
- u32 reserved:8;
- u32 sector_count:8; /* word 3 */
- u32 sector_count_exp:8;
- u32 reserved1:8;
- u32 ending_status:8;
- u32 transfter_count:16; /* word 4 */
- u32 reserved3:16;
-};
-
-/**
- * struct sata_fis_data - SATA Data FIS
- *
- *
- */
-struct sata_fis_data {
- u32 fis_type:8; /* word 0 */
- u32 pm_port:4;
- u32 reserved0:24;
- u8 data[4]; /* word 1 */
-};
-
-#endif /* _SATA_H_ */
#include <scsi/sas.h>
#include <scsi/libsas.h>
#include "sci_status.h"
-#include "intel_sata.h"
#include "intel_sas.h"
struct scic_sds_phy;
*/
#include <scsi/sas.h>
-#include "intel_ata.h"
-#include "intel_sata.h"
+#include "sas.h"
#include "sci_base_state.h"
#include "sci_base_state_machine.h"
#include "scic_phy.h"
u32 frame_index)
{
enum sci_status result;
- u32 *frame_words;
- struct sata_fis_header *fis_frame_header;
+ struct dev_to_host_fis *frame_header;
u32 *fis_frame_data;
result = scic_sds_unsolicited_frame_control_get_header(
&(scic_sds_phy_get_controller(sci_phy)->uf_control),
frame_index,
- (void **)&frame_words);
+ (void **)&frame_header);
- if (result != SCI_SUCCESS) {
+ if (result != SCI_SUCCESS)
return result;
- }
-
- fis_frame_header = (struct sata_fis_header *)frame_words;
- if ((fis_frame_header->fis_type == SATA_FIS_TYPE_REGD2H) &&
- !(fis_frame_header->status & ATA_STATUS_REG_BSY_BIT)) {
+ if ((frame_header->fis_type == FIS_REGD2H) &&
+ !(frame_header->status & ATA_BUSY)) {
scic_sds_unsolicited_frame_control_get_buffer(
&(scic_sds_phy_get_controller(sci_phy)->uf_control),
frame_index,
scic_sds_controller_copy_sata_response(
&sci_phy->phy_type.sata.signature_fis_buffer,
- frame_words,
+ frame_header,
fis_frame_data);
- /* We got the IAF we can now go to the await spinup semaphore state */
+ /* got IAF we can now go to the await spinup semaphore state */
sci_base_state_machine_change_state(&sci_phy->starting_substate_machine,
SCIC_SDS_PHY_STARTING_SUBSTATE_FINAL);
__func__,
frame_index);
- /* Regardless of the result release this frame since we are done with it */
+ /* Regardless of the result we are done with this frame with it */
scic_sds_controller_release_frame(scic_sds_phy_get_controller(sci_phy),
frame_index);
#ifndef _SCIC_SDS_PHY_H_
#define _SCIC_SDS_PHY_H_
-#include "intel_sata.h"
#include "intel_sas.h"
#include "scu_registers.h"
#include "sci_base_state_machine.h"
#include <scsi/sas.h>
#include "intel_sas.h"
-#include "intel_sata.h"
-#include "intel_sat.h"
#include "scic_controller.h"
#include "scic_io_request.h"
#include "scic_sds_controller.h"
*
* enum sci_status
*/
-static enum sci_status scic_io_request_construct_sata(struct scic_sds_request *sci_req,
- u8 proto, u32 len,
- enum dma_data_direction dir,
- bool copy)
+static enum sci_status
+scic_io_request_construct_sata(struct scic_sds_request *sci_req,
+ u32 len,
+ enum dma_data_direction dir,
+ bool copy)
{
enum sci_status status = SCI_SUCCESS;
+ struct isci_request *ireq = sci_req->ireq;
+ struct sas_task *task = isci_request_access_task(ireq);
+
+ /* check for management protocols */
+ if (ireq->ttype == tmf_task) {
+ struct isci_tmf *tmf = isci_request_access_tmf(ireq);
+
+ if (tmf->tmf_code == isci_tmf_sata_srst_high ||
+ tmf->tmf_code == isci_tmf_sata_srst_low)
+ return scic_sds_stp_soft_reset_request_construct(sci_req);
+ else {
+ dev_err(scic_to_dev(sci_req->owning_controller),
+ "%s: Request 0x%p received un-handled SAT "
+ "management protocol 0x%x.\n",
+ __func__, sci_req, tmf->tmf_code);
+
+ return SCI_FAILURE;
+ }
+ }
- switch (proto) {
- case SAT_PROTOCOL_PIO_DATA_IN:
- case SAT_PROTOCOL_PIO_DATA_OUT:
- status = scic_sds_stp_pio_request_construct(sci_req, proto, copy);
- break;
-
- case SAT_PROTOCOL_UDMA_DATA_IN:
- case SAT_PROTOCOL_UDMA_DATA_OUT:
- status = scic_sds_stp_udma_request_construct(sci_req, len, dir);
- break;
+ if (!sas_protocol_ata(task->task_proto)) {
+ dev_err(scic_to_dev(sci_req->owning_controller),
+ "%s: Non-ATA protocol in SATA path: 0x%x\n",
+ __func__,
+ task->task_proto);
+ return SCI_FAILURE;
- case SAT_PROTOCOL_ATA_HARD_RESET:
- case SAT_PROTOCOL_SOFT_RESET:
- status = scic_sds_stp_soft_reset_request_construct(sci_req);
- break;
+ }
- case SAT_PROTOCOL_NON_DATA:
- status = scic_sds_stp_non_data_request_construct(sci_req);
- break;
+ /* non data */
+ if (task->data_dir == DMA_NONE)
+ return scic_sds_stp_non_data_request_construct(sci_req);
- case SAT_PROTOCOL_FPDMA:
- status = scic_sds_stp_ncq_request_construct(sci_req, len, dir);
- break;
+ /* NCQ */
+ if (task->ata_task.use_ncq)
+ return scic_sds_stp_ncq_request_construct(sci_req, len, dir);
- case SAT_PROTOCOL_DMA_QUEUED:
- case SAT_PROTOCOL_DMA:
- case SAT_PROTOCOL_DEVICE_DIAGNOSTIC:
- case SAT_PROTOCOL_DEVICE_RESET:
- case SAT_PROTOCOL_RETURN_RESPONSE_INFO:
- default:
- dev_err(scic_to_dev(sci_req->owning_controller),
- "%s: SCIC IO Request 0x%p received un-handled "
- "SAT Protocl %d.\n",
- __func__, sci_req, proto);
-
- status = SCI_FAILURE;
- break;
- }
+ /* DMA */
+ if (task->ata_task.dma_xfer)
+ return scic_sds_stp_udma_request_construct(sci_req, len, dir);
+ else /* PIO */
+ return scic_sds_stp_pio_request_construct(sci_req, copy);
return status;
}
{
enum sci_status status;
struct scic_sds_stp_request *stp_req;
- u8 proto;
u32 len;
enum dma_data_direction dir;
bool copy = false;
len = isci_request_io_request_get_transfer_length(isci_request);
dir = isci_request_io_request_get_data_direction(isci_request);
- proto = isci_sata_get_sat_protocol(isci_request);
copy = (task->data_dir == DMA_NONE) ? false : true;
- status = scic_io_request_construct_sata(sci_req, proto, len, dir, copy);
+ status = scic_io_request_construct_sata(sci_req, len, dir, copy);
if (status == SCI_SUCCESS)
sci_base_state_machine_change_state(&sci_req->state_machine,
enum sci_status scic_task_request_construct_sata(
struct scic_sds_request *sci_req)
{
- enum sci_status status;
- u8 sat_protocol;
- struct isci_request *isci_request = sci_req->ireq;
-
- sat_protocol = isci_sata_get_sat_protocol(isci_request);
+ enum sci_status status = SCI_SUCCESS;
+ struct isci_request *ireq = sci_req->ireq;
- switch (sat_protocol) {
- case SAT_PROTOCOL_ATA_HARD_RESET:
- case SAT_PROTOCOL_SOFT_RESET:
- status = scic_sds_stp_soft_reset_request_construct(sci_req);
- break;
+ /* check for management protocols */
+ if (ireq->ttype == tmf_task) {
+ struct isci_tmf *tmf = isci_request_access_tmf(ireq);
- default:
- dev_err(scic_to_dev(sci_req->owning_controller),
- "%s: SCIC IO Request 0x%p received un-handled SAT "
- "Protocl %d.\n",
- __func__,
- sci_req,
- sat_protocol);
+ if (tmf->tmf_code == isci_tmf_sata_srst_high ||
+ tmf->tmf_code == isci_tmf_sata_srst_low) {
+ status = scic_sds_stp_soft_reset_request_construct(sci_req);
+ } else {
+ dev_err(scic_to_dev(sci_req->owning_controller),
+ "%s: Request 0x%p received un-handled SAT "
+ "Protocol 0x%x.\n",
+ __func__, sci_req, tmf->tmf_code);
- status = SCI_FAILURE;
- break;
+ return SCI_FAILURE;
+ }
}
if (status == SCI_SUCCESS)
- sci_base_state_machine_change_state(&sci_req->state_machine,
- SCI_BASE_REQUEST_STATE_CONSTRUCTED);
+ sci_base_state_machine_change_state(
+ &sci_req->state_machine,
+ SCI_BASE_REQUEST_STATE_CONSTRUCTED);
return status;
}
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-
-#include "intel_ata.h"
-#include "intel_sata.h"
-#include "intel_sat.h"
+#include <scsi/sas.h>
+#include "sas.h"
#include "sci_base_state.h"
#include "sci_base_state_machine.h"
#include "scic_io_request.h"
void scic_sds_stp_request_assign_buffers(struct scic_sds_request *sci_req)
{
- struct scic_sds_stp_request *stp_req = container_of(sci_req, typeof(*stp_req), parent);
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
sci_req->command_buffer = scic_sds_stp_request_get_h2d_reg_buffer(stp_req);
sci_req->response_buffer = scic_sds_stp_request_get_response_buffer(stp_req);
task_context->control_frame = 0;
task_context->priority = SCU_TASK_PRIORITY_NORMAL;
task_context->task_type = SCU_TASK_TYPE_SATA_RAW_FRAME;
- task_context->type.stp.fis_type = SATA_FIS_TYPE_REGH2D;
+ task_context->type.stp.fis_type = FIS_REGH2D;
task_context->transfer_length_bytes =
sizeof(struct host_to_dev_fis) - sizeof(u32);
}
* if the received frame was processed successfully.
*/
static enum sci_status scic_sds_stp_request_non_data_await_d2h_frame_handler(
- struct scic_sds_request *request,
+ struct scic_sds_request *sci_req,
u32 frame_index)
{
enum sci_status status;
- struct sata_fis_header *frame_header;
+ struct dev_to_host_fis *frame_header;
u32 *frame_buffer;
- struct scic_sds_stp_request *sci_req = (struct scic_sds_stp_request *)request;
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
status = scic_sds_unsolicited_frame_control_get_header(
- &sci_req->parent.owning_controller->uf_control,
+ &stp_req->parent.owning_controller->uf_control,
frame_index,
- (void **)&frame_header
- );
+ (void **)&frame_header);
if (status == SCI_SUCCESS) {
switch (frame_header->fis_type) {
- case SATA_FIS_TYPE_REGD2H:
+ case FIS_REGD2H:
scic_sds_unsolicited_frame_control_get_buffer(
- &sci_req->parent.owning_controller->uf_control,
+ &stp_req->parent.owning_controller->uf_control,
frame_index,
- (void **)&frame_buffer
- );
+ (void **)&frame_buffer);
scic_sds_controller_copy_sata_response(
- &sci_req->d2h_reg_fis, (u32 *)frame_header, frame_buffer
- );
+ &stp_req->d2h_reg_fis,
+ (u32 *)frame_header,
+ frame_buffer);
/* The command has completed with error */
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_CHECK_RESPONSE,
- SCI_FAILURE_IO_RESPONSE_VALID
- );
+ SCI_FAILURE_IO_RESPONSE_VALID);
break;
default:
- dev_warn(scic_to_dev(request->owning_controller),
+ dev_warn(scic_to_dev(sci_req->owning_controller),
"%s: IO Request:0x%p Frame Id:%d protocol "
"violation occurred\n",
- __func__, sci_req, frame_index);
+ __func__, stp_req, frame_index);
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_UNEXP_FIS,
- SCI_FAILURE_PROTOCOL_VIOLATION
- );
+ SCI_FAILURE_PROTOCOL_VIOLATION);
break;
}
sci_base_state_machine_change_state(
- &sci_req->parent.state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED
- );
+ &stp_req->parent.state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
/* Frame has been decoded return it to the controller */
scic_sds_controller_release_frame(
- sci_req->parent.owning_controller, frame_index);
+ stp_req->parent.owning_controller, frame_index);
} else
- dev_err(scic_to_dev(request->owning_controller),
+ dev_err(scic_to_dev(sci_req->owning_controller),
"%s: SCIC IO Request 0x%p could not get frame header "
"for frame index %d, status %x\n",
- __func__, sci_req, frame_index, status);
+ __func__, stp_req, frame_index, status);
return status;
}
enum sci_status scic_sds_stp_non_data_request_construct(struct scic_sds_request *sci_req)
{
- struct scic_sds_stp_request *stp_req = container_of(sci_req, typeof(*stp_req), parent);
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
scic_sds_stp_non_ncq_request_construct(sci_req);
struct scic_sds_request *sci_req,
u32 length)
{
- struct scic_sds_stp_request *stp_req = (struct scic_sds_stp_request *)sci_req;
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
struct scu_sgl_element *current_sgl;
/*
task_context->command_iu_upper = current_sgl->address_upper;
task_context->command_iu_lower = current_sgl->address_lower;
task_context->transfer_length_bytes = length;
- task_context->type.stp.fis_type = SATA_FIS_TYPE_DATA;
+ task_context->type.stp.fis_type = FIS_DATA;
/* send the new TC out. */
return scic_controller_continue_io(sci_req);
u32 remaining_bytes_in_current_sgl = 0;
enum sci_status status = SCI_SUCCESS;
- struct scic_sds_stp_request *stp_req = (struct scic_sds_stp_request *)sci_req;
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
sgl_offset = stp_req->type.pio.request_current.sgl_offset;
* enum sci_status
*/
static enum sci_status scic_sds_stp_request_pio_await_frame_frame_handler(
- struct scic_sds_request *request,
+ struct scic_sds_request *sci_req,
u32 frame_index)
{
enum sci_status status;
- struct sata_fis_header *frame_header;
+ struct dev_to_host_fis *frame_header;
u32 *frame_buffer;
- struct scic_sds_stp_request *sci_req;
-
- sci_req = (struct scic_sds_stp_request *)request;
+ struct scic_sds_stp_request *stp_req = container_of(sci_req, typeof(*stp_req), parent);
+ struct isci_request *ireq = sci_req->ireq;
+ struct sas_task *task = isci_request_access_task(ireq);
status = scic_sds_unsolicited_frame_control_get_header(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_header
- );
+ (void **)&frame_header);
if (status == SCI_SUCCESS) {
switch (frame_header->fis_type) {
- case SATA_FIS_TYPE_PIO_SETUP:
+ case FIS_PIO_SETUP:
/* Get from the frame buffer the PIO Setup Data */
scic_sds_unsolicited_frame_control_get_buffer(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_buffer
- );
+ (void **)&frame_buffer);
- /*
- * Get the data from the PIO Setup
- * The SCU Hardware returns first word in the frame_header and the rest
- * of the data is in the frame buffer so we need to back up one dword */
- sci_req->type.pio.pio_transfer_bytes =
- (u16)((struct sata_fis_pio_setup *)(&frame_buffer[-1]))->transfter_count;
- sci_req->type.pio.ending_status =
- (u8)((struct sata_fis_pio_setup *)(&frame_buffer[-1]))->ending_status;
+ /* Get the data from the PIO Setup The SCU Hardware
+ * returns first word in the frame_header and the rest
+ * of the data is in the frame buffer so we need to back
+ * up one dword
+ */
+
+ /* transfer_count: first 16bits in the 4th dword */
+ stp_req->type.pio.pio_transfer_bytes =
+ frame_buffer[3] & 0xffff;
+
+ /* ending_status: 4th byte in the 3rd dword */
+ stp_req->type.pio.ending_status =
+ (frame_buffer[2] >> 24) & 0xff;
scic_sds_controller_copy_sata_response(
- &sci_req->d2h_reg_fis, (u32 *)frame_header, frame_buffer
- );
+ &stp_req->d2h_reg_fis,
+ (u32 *)frame_header,
+ frame_buffer);
- sci_req->d2h_reg_fis.status =
- sci_req->type.pio.ending_status;
+ stp_req->d2h_reg_fis.status =
+ stp_req->type.pio.ending_status;
- /* The next state is dependent on whether the request was PIO Data-in or Data out */
- if (sci_req->type.pio.sat_protocol == SAT_PROTOCOL_PIO_DATA_IN) {
+ /* The next state is dependent on whether the
+ * request was PIO Data-in or Data out
+ */
+ if (task->data_dir == DMA_FROM_DEVICE) {
sci_base_state_machine_change_state(
- &sci_req->parent.started_substate_machine,
- SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE
- );
- } else if (sci_req->type.pio.sat_protocol == SAT_PROTOCOL_PIO_DATA_OUT) {
+ &stp_req->parent.started_substate_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_IN_AWAIT_DATA_SUBSTATE);
+ } else if (task->data_dir == DMA_TO_DEVICE) {
/* Transmit data */
- status = scic_sds_stp_request_pio_data_out_transmit_data(request);
+ status = scic_sds_stp_request_pio_data_out_transmit_data(sci_req);
if (status == SCI_SUCCESS) {
sci_base_state_machine_change_state(
- &sci_req->parent.started_substate_machine,
- SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE
- );
+ &stp_req->parent.started_substate_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_PIO_DATA_OUT_TRANSMIT_DATA_SUBSTATE);
}
}
break;
- case SATA_FIS_TYPE_SETDEVBITS:
+ case FIS_SETDEVBITS:
sci_base_state_machine_change_state(
- &sci_req->parent.started_substate_machine,
- SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE
- );
+ &stp_req->parent.started_substate_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE);
break;
- case SATA_FIS_TYPE_REGD2H:
- if ((frame_header->status & ATA_STATUS_REG_BSY_BIT) == 0) {
+ case FIS_REGD2H:
+ if ((frame_header->status & ATA_BUSY) == 0) {
scic_sds_unsolicited_frame_control_get_buffer(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_buffer
- );
+ (void **)&frame_buffer);
scic_sds_controller_copy_sata_response(
- &sci_req->d2h_reg_fis, (u32 *)frame_header, frame_buffer);
+ &stp_req->d2h_reg_fis,
+ (u32 *)frame_header,
+ frame_buffer);
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_CHECK_RESPONSE,
- SCI_FAILURE_IO_RESPONSE_VALID
- );
+ SCI_FAILURE_IO_RESPONSE_VALID);
sci_base_state_machine_change_state(
- &sci_req->parent.state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED
- );
+ &stp_req->parent.state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
} else {
- /*
- * Now why is the drive sending a D2H Register FIS when it is still busy?
- * Do nothing since we are still in the right state. */
- dev_dbg(scic_to_dev(request->owning_controller),
+ /* Now why is the drive sending a D2H Register
+ * FIS when it is still busy?
+ * Do nothing since we are still in the right
+ * state.
+ */
+ dev_dbg(scic_to_dev(sci_req->owning_controller),
"%s: SCIC PIO Request 0x%p received "
"D2H Register FIS with BSY status "
"0x%x\n",
__func__,
- sci_req,
+ stp_req,
frame_header->status);
}
break;
default:
+ /* FIXME: what do we do here? */
break;
}
/* Frame is decoded return it to the controller */
scic_sds_controller_release_frame(
- sci_req->parent.owning_controller,
- frame_index
- );
+ stp_req->parent.owning_controller,
+ frame_index);
} else
- dev_err(scic_to_dev(request->owning_controller),
+ dev_err(scic_to_dev(sci_req->owning_controller),
"%s: SCIC IO Request 0x%p could not get frame header "
"for frame index %d, status %x\n",
- __func__, sci_req, frame_index, status);
+ __func__, stp_req, frame_index, status);
return status;
}
* enum sci_status
*/
static enum sci_status scic_sds_stp_request_pio_data_in_await_data_frame_handler(
- struct scic_sds_request *request,
+ struct scic_sds_request *sci_req,
u32 frame_index)
{
enum sci_status status;
- struct sata_fis_header *frame_header;
+ struct dev_to_host_fis *frame_header;
struct sata_fis_data *frame_buffer;
- struct scic_sds_stp_request *sci_req;
-
- sci_req = (struct scic_sds_stp_request *)request;
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
status = scic_sds_unsolicited_frame_control_get_header(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_header
- );
+ (void **)&frame_header);
if (status == SCI_SUCCESS) {
- if (frame_header->fis_type == SATA_FIS_TYPE_DATA) {
- if (sci_req->type.pio.request_current.sgl_pair == NULL) {
- sci_req->parent.saved_rx_frame_index = frame_index;
- sci_req->type.pio.pio_transfer_bytes = 0;
+ if (frame_header->fis_type == FIS_DATA) {
+ if (stp_req->type.pio.request_current.sgl_pair ==
+ NULL) {
+ stp_req->parent.saved_rx_frame_index =
+ frame_index;
+ stp_req->type.pio.pio_transfer_bytes = 0;
} else {
status = scic_sds_unsolicited_frame_control_get_buffer(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_buffer
- );
+ (void **)&frame_buffer);
- status = scic_sds_stp_request_pio_data_in_copy_data(sci_req, (u8 *)frame_buffer);
+ status = scic_sds_stp_request_pio_data_in_copy_data(
+ stp_req,
+ (u8 *)frame_buffer);
/* Frame is decoded return it to the controller */
scic_sds_controller_release_frame(
- sci_req->parent.owning_controller,
- frame_index
- );
+ stp_req->parent.owning_controller,
+ frame_index);
}
/*
- * Check for the end of the transfer, are there more bytes remaining
- * for this data transfer */
- if (
- (status == SCI_SUCCESS)
- && (sci_req->type.pio.pio_transfer_bytes == 0)
- ) {
- if ((sci_req->type.pio.ending_status & ATA_STATUS_REG_BSY_BIT) == 0) {
+ * Check for the end of the transfer, are there more
+ * bytes remaining for this data transfer
+ */
+ if ((status == SCI_SUCCESS) &&
+ (stp_req->type.pio.pio_transfer_bytes == 0)) {
+ if ((stp_req->type.pio.ending_status &
+ ATA_BUSY) == 0) {
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_CHECK_RESPONSE,
- SCI_FAILURE_IO_RESPONSE_VALID
- );
+ SCI_FAILURE_IO_RESPONSE_VALID);
sci_base_state_machine_change_state(
- &sci_req->parent.state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED
- );
+ &stp_req->parent.state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
} else {
sci_base_state_machine_change_state(
- &request->started_substate_machine,
- SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE
- );
+ &sci_req->started_substate_machine,
+ SCIC_SDS_STP_REQUEST_STARTED_PIO_AWAIT_FRAME_SUBSTATE);
}
}
} else {
- dev_err(scic_to_dev(request->owning_controller),
+ dev_err(scic_to_dev(sci_req->owning_controller),
"%s: SCIC PIO Request 0x%p received frame %d "
"with fis type 0x%02x when expecting a data "
"fis.\n",
__func__,
- sci_req,
+ stp_req,
frame_index,
frame_header->fis_type);
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_GOOD,
- SCI_FAILURE_IO_REQUIRES_SCSI_ABORT
- );
+ SCI_FAILURE_IO_REQUIRES_SCSI_ABORT);
sci_base_state_machine_change_state(
- &sci_req->parent.state_machine,
- SCI_BASE_REQUEST_STATE_COMPLETED
- );
+ &stp_req->parent.state_machine,
+ SCI_BASE_REQUEST_STATE_COMPLETED);
/* Frame is decoded return it to the controller */
scic_sds_controller_release_frame(
- sci_req->parent.owning_controller,
- frame_index
- );
+ stp_req->parent.owning_controller,
+ frame_index);
}
} else
- dev_err(scic_to_dev(request->owning_controller),
+ dev_err(scic_to_dev(sci_req->owning_controller),
"%s: SCIC IO Request 0x%p could not get frame header "
"for frame index %d, status %x\n",
- __func__, sci_req, frame_index, status);
+ __func__, stp_req, frame_index, status);
return status;
}
struct scic_sds_request *sci_req,
u32 completion_code)
{
- enum sci_status status = SCI_SUCCESS;
- bool all_frames_transferred = false;
-
- struct scic_sds_stp_request *stp_req = (struct scic_sds_stp_request *)sci_req;
+ enum sci_status status = SCI_SUCCESS;
+ bool all_frames_transferred = false;
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
switch (SCU_GET_COMPLETION_TL_STATUS(completion_code)) {
case SCU_MAKE_COMPLETION_STATUS(SCU_TASK_DONE_GOOD):
}
};
-enum sci_status scic_sds_stp_pio_request_construct(struct scic_sds_request *sci_req,
- u8 sat_protocol,
- bool copy_rx_frame)
+enum sci_status
+scic_sds_stp_pio_request_construct(struct scic_sds_request *sci_req,
+ bool copy_rx_frame)
{
- struct scic_sds_stp_request *stp_req = container_of(sci_req, typeof(*stp_req), parent);
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
struct scic_sds_stp_pio_request *pio = &stp_req->type.pio;
scic_sds_stp_non_ncq_request_construct(sci_req);
pio->request_current.sgl_offset = 0;
pio->request_current.sgl_set = SCU_SGL_ELEMENT_PAIR_A;
- pio->sat_protocol = sat_protocol;
if (copy_rx_frame) {
scic_sds_request_build_sgl(sci_req);
u32 frame_index)
{
enum sci_status status;
- struct sata_fis_header *frame_header;
+ struct dev_to_host_fis *frame_header;
u32 *frame_buffer;
status = scic_sds_unsolicited_frame_control_get_header(
&sci_req->owning_controller->uf_control,
frame_index,
- (void **)&frame_header
- );
+ (void **)&frame_header);
- if (
- (status == SCI_SUCCESS)
- && (frame_header->fis_type == SATA_FIS_TYPE_REGD2H)
- ) {
+ if ((status == SCI_SUCCESS) &&
+ (frame_header->fis_type == FIS_REGD2H)) {
scic_sds_unsolicited_frame_control_get_buffer(
&sci_req->owning_controller->uf_control,
frame_index,
- (void **)&frame_buffer
- );
+ (void **)&frame_buffer);
scic_sds_controller_copy_sata_response(
&((struct scic_sds_stp_request *)sci_req)->d2h_reg_fis,
(u32 *)frame_header,
- frame_buffer
- );
+ frame_buffer);
}
scic_sds_controller_release_frame(
/*
* We must check ther response buffer to see if the D2H Register FIS was
* received before we got the TC completion. */
- if (sci_req->d2h_reg_fis.fis_type == SATA_FIS_TYPE_REGD2H) {
+ if (sci_req->d2h_reg_fis.fis_type == FIS_REGD2H) {
scic_sds_remote_device_suspend(
sci_req->parent.target_device,
SCU_EVENT_SPECIFIC(SCU_NORMALIZE_COMPLETION_STATUS(completion_code))
u32 frame_index)
{
enum sci_status status;
- struct sata_fis_header *frame_header;
+ struct dev_to_host_fis *frame_header;
u32 *frame_buffer;
- struct scic_sds_stp_request *sci_req = (struct scic_sds_stp_request *)request;
+ struct scic_sds_stp_request *stp_req =
+ (struct scic_sds_stp_request *)request;
status = scic_sds_unsolicited_frame_control_get_header(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_header
- );
+ (void **)&frame_header);
if (status == SCI_SUCCESS) {
switch (frame_header->fis_type) {
- case SATA_FIS_TYPE_REGD2H:
+ case FIS_REGD2H:
scic_sds_unsolicited_frame_control_get_buffer(
- &(sci_req->parent.owning_controller->uf_control),
+ &(stp_req->parent.owning_controller->uf_control),
frame_index,
- (void **)&frame_buffer
- );
+ (void **)&frame_buffer);
scic_sds_controller_copy_sata_response(
- &sci_req->d2h_reg_fis, (u32 *)frame_header, frame_buffer
- );
+ &stp_req->d2h_reg_fis,
+ (u32 *)frame_header,
+ frame_buffer);
/* The command has completed with error */
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_CHECK_RESPONSE,
- SCI_FAILURE_IO_RESPONSE_VALID
- );
+ SCI_FAILURE_IO_RESPONSE_VALID);
break;
default:
"%s: IO Request:0x%p Frame Id:%d protocol "
"violation occurred\n",
__func__,
- sci_req,
+ stp_req,
frame_index);
scic_sds_request_set_status(
- &sci_req->parent,
+ &stp_req->parent,
SCU_TASK_DONE_UNEXP_FIS,
- SCI_FAILURE_PROTOCOL_VIOLATION
- );
+ SCI_FAILURE_PROTOCOL_VIOLATION);
break;
}
sci_base_state_machine_change_state(
- &sci_req->parent.state_machine,
+ &stp_req->parent.state_machine,
SCI_BASE_REQUEST_STATE_COMPLETED);
/* Frame has been decoded return it to the controller */
scic_sds_controller_release_frame(
- sci_req->parent.owning_controller, frame_index
- );
+ stp_req->parent.owning_controller, frame_index);
} else
dev_err(scic_to_dev(request->owning_controller),
"%s: SCIC IO Request 0x%p could not get frame header "
"for frame index %d, status %x\n",
- __func__, sci_req, frame_index, status);
+ __func__, stp_req, frame_index, status);
return status;
}
enum sci_status scic_sds_stp_soft_reset_request_construct(struct scic_sds_request *sci_req)
{
- struct scic_sds_stp_request *stp_req = container_of(sci_req, typeof(*stp_req), parent);
+ struct scic_sds_stp_request *stp_req =
+ container_of(sci_req, typeof(*stp_req), parent);
scic_sds_stp_non_ncq_request_construct(sci_req);
#define _SCIC_SDS_STP_REQUEST_T_
#include <linux/dma-mapping.h>
-#include "intel_sata.h"
+#include <scsi/sas.h>
#include "scic_sds_request.h"
/**
*/
u8 ending_error;
- /**
- * Protocol Type. This is filled in by core during IO Request construction type.
- */
- u8 sat_protocol;
-
struct scic_sds_request_pio_sgl {
struct scu_sgl_element_pair *sgl_pair;
u8 sgl_set;
enum sci_status scic_sds_stp_pio_request_construct(
struct scic_sds_request *scic_io_request,
- u8 sat_protocol,
bool copy_rx_frame);
enum sci_status scic_sds_stp_udma_request_construct(
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "intel_sas.h"
-#include "intel_ata.h"
+#include "sas.h"
#include "isci.h"
#include "port.h"
#include "remote_device.h"
break;
}
case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: {
- struct sata_fis_header *hdr;
+ struct dev_to_host_fis *hdr;
status = scic_sds_unsolicited_frame_control_get_header(&scic->uf_control,
frame_index,
if (status != SCI_SUCCESS)
return status;
- if (hdr->fis_type == SATA_FIS_TYPE_SETDEVBITS &&
- (hdr->status & ATA_STATUS_REG_ERROR_BIT)) {
+ if (hdr->fis_type == FIS_SETDEVBITS &&
+ (hdr->status & ATA_ERR)) {
sci_dev->not_ready_reason = SCIC_REMOTE_DEVICE_NOT_READY_SATA_SDB_ERROR_FIS_RECEIVED;
/* TODO Check sactive and complete associated IO if any. */
sci_base_state_machine_change_state(sm, SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR);
- } else if (hdr->fis_type == SATA_FIS_TYPE_REGD2H &&
- (hdr->status & ATA_STATUS_REG_ERROR_BIT)) {
+ } else if (hdr->fis_type == FIS_REGD2H &&
+ (hdr->status & ATA_ERR)) {
/*
* Some devices return D2H FIS when an NCQ error is detected.
* Treat this like an SDB error FIS ready reason.
struct sci_base_state_machine *sm = &sci_dev->state_machine;
enum scic_sds_remote_device_states state = sm->current_state_id;
struct scic_sds_port *sci_port = sci_dev->owning_port;
+ struct isci_request *ireq = sci_req->ireq;
enum sci_status status;
switch (state) {
* substate.
*/
enum scic_sds_remote_device_states new_state;
+ struct sas_task *task = isci_request_access_task(ireq);
status = scic_sds_port_start_io(sci_port, sci_dev, sci_req);
if (status != SCI_SUCCESS)
if (status != SCI_SUCCESS)
break;
- if (isci_sata_get_sat_protocol(sci_req->ireq) == SAT_PROTOCOL_FPDMA)
+ if (task->ata_task.use_ncq)
new_state = SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ;
else {
sci_dev->working_request = sci_req;
sci_base_state_machine_change_state(sm, new_state);
break;
}
- case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ:
- if (isci_sata_get_sat_protocol(sci_req->ireq) == SAT_PROTOCOL_FPDMA) {
+ case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ: {
+ struct sas_task *task = isci_request_access_task(ireq);
+
+ if (task->ata_task.use_ncq) {
status = scic_sds_port_start_io(sci_port, sci_dev, sci_req);
if (status != SCI_SUCCESS)
return status;
} else
return SCI_FAILURE_INVALID_STATE;
break;
+ }
case SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_AWAIT_RESET:
return SCI_FAILURE_REMOTE_DEVICE_RESET_REQUIRED;
case SCIC_SDS_SMP_REMOTE_DEVICE_READY_SUBSTATE_IDLE:
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#ifndef _SAT_H_
-#define _SAT_H_
-
-/**
- * This file contains constants and constructs defined in the SCSI to ATA
- * Translation (SAT) T10 standard. For more information please refer to
- * www.t10.org.
- *
- *
- */
-
-/**
- *
- *
- * SAT_PROTOCOLS These constants indicate the various protocol values that can
- * be supported in a SAT translator.
+#ifndef _SCI_SAS_H_
+#define _SCI_SAS_H_
+/*
+ * SATA FIS Types These constants depict the various SATA FIS types devined in
+ * the serial ATA specification.
+ * XXX: This needs to go into <scsi/sas.h>
*/
-#define SAT_PROTOCOL_ATA_HARD_RESET 0
-#define SAT_PROTOCOL_SOFT_RESET 1
-#define SAT_PROTOCOL_NON_DATA 3
-#define SAT_PROTOCOL_PIO_DATA_IN 4
-#define SAT_PROTOCOL_PIO_DATA_OUT 5
-#define SAT_PROTOCOL_DMA 6
-#define SAT_PROTOCOL_DMA_QUEUED 7
-#define SAT_PROTOCOL_DEVICE_DIAGNOSTIC 8
-#define SAT_PROTOCOL_DEVICE_RESET 9
-#define SAT_PROTOCOL_UDMA_DATA_IN 10
-#define SAT_PROTOCOL_UDMA_DATA_OUT 11
-#define SAT_PROTOCOL_FPDMA 12
-#define SAT_PROTOCOL_RETURN_RESPONSE_INFO 15
-
-#define SAT_PROTOCOL_PACKET 0x10
-#define SAT_PROTOCOL_PACKET_NON_DATA (SAT_PROTOCOL_PACKET | 0x0)
-#define SAT_PROTOCOL_PACKET_DMA_DATA_IN (SAT_PROTOCOL_PACKET | 0x1)
-#define SAT_PROTOCOL_PACKET_DMA_DATA_OUT (SAT_PROTOCOL_PACKET | 0x2)
-#define SAT_PROTOCOL_PACKET_PIO_DATA_IN (SAT_PROTOCOL_PACKET | 0x3)
-#define SAT_PROTOCOL_PACKET_PIO_DATA_OUT (SAT_PROTOCOL_PACKET | 0x4)
-
-#endif /* _SAT_H_ */
+#define FIS_REGH2D 0x27
+#define FIS_REGD2H 0x34
+#define FIS_SETDEVBITS 0xA1
+#define FIS_DMA_ACTIVATE 0x39
+#define FIS_DMA_SETUP 0x41
+#define FIS_BIST_ACTIVATE 0x58
+#define FIS_PIO_SETUP 0x5F
+#define FIS_DATA 0x46
+#endif
#include "task.h"
#include "request.h"
#include "sata.h"
-#include "intel_sat.h"
-#include "intel_ata.h"
-
-static u8 isci_sata_get_management_task_protocol(struct isci_tmf *tmf);
-
/**
* isci_sata_task_to_fis_copy() - This function gets the host_to_dev_fis from
* If the device fault bit is set in the status register, then
* set the sense data and return.
*/
- if (d2h_reg_fis->status & ATA_STATUS_REG_DEVICE_FAULT_BIT)
+ if (d2h_reg_fis->status & ATA_DF)
ts->stat = SAS_PROTO_RESPONSE;
else
ts->stat = SAM_STAT_GOOD;
ts->resp = SAS_TASK_COMPLETE;
}
-/**
- * isci_sata_get_sat_protocol() - retrieve the sat protocol for the request
- * @isci_request: ata request
- *
- * Note: temporary implementation until expert mode removes the callback
- *
- */
-u8 isci_sata_get_sat_protocol(struct isci_request *isci_request)
-{
- struct sas_task *task;
- struct domain_device *dev;
-
- dev_dbg(&isci_request->isci_host->pdev->dev,
- "%s: isci_request = %p, ttype = %d\n",
- __func__, isci_request, isci_request->ttype);
-
- if (tmf_task == isci_request->ttype) {
- struct isci_tmf *tmf = isci_request_access_tmf(isci_request);
-
- return isci_sata_get_management_task_protocol(tmf);
- }
-
- task = isci_request_access_task(isci_request);
- dev = task->dev;
-
- if (!sas_protocol_ata(task->task_proto)) {
- WARN(1, "unhandled task protocol\n");
- return SAT_PROTOCOL_NON_DATA;
- }
-
- if (task->data_dir == DMA_NONE)
- return SAT_PROTOCOL_NON_DATA;
-
- /* the "_IN" protocol types are equivalent to their "_OUT"
- * analogs as far as the core is concerned
- */
- if (dev->sata_dev.command_set == ATAPI_COMMAND_SET) {
- if (task->ata_task.dma_xfer)
- return SAT_PROTOCOL_PACKET_DMA_DATA_IN;
- else
- return SAT_PROTOCOL_PACKET_PIO_DATA_IN;
- }
-
- if (task->ata_task.use_ncq)
- return SAT_PROTOCOL_FPDMA;
-
- if (task->ata_task.dma_xfer)
- return SAT_PROTOCOL_UDMA_DATA_IN;
- else
- return SAT_PROTOCOL_PIO_DATA_IN;
-}
-
-static u8 isci_sata_get_management_task_protocol(
- struct isci_tmf *tmf)
-{
- u8 ret = 0;
-
- pr_warn("tmf = %p, func = %d\n", tmf, tmf->tmf_code);
-
- if ((tmf->tmf_code == isci_tmf_sata_srst_high) ||
- (tmf->tmf_code == isci_tmf_sata_srst_low)) {
- pr_warn("%s: tmf->tmf_code == TMF_LU_RESET\n", __func__);
- ret = SAT_PROTOCOL_SOFT_RESET;
- }
-
- return ret;
-}
-
enum sci_status isci_sata_management_task_request_build(
struct isci_request *isci_request)
{
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#include "intel_sat.h"
-
-
-
struct host_to_dev_fis *isci_sata_task_to_fis_copy(
struct sas_task *task);
git.openpandora.org / pandora-kernel.git / commitdiff