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linux/drivers/scsi/pm8001/pm80xx_hwi.c

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/*
* PMC-Sierra SPCv/ve 8088/8089 SAS/SATA based host adapters driver
*
* Copyright (c) 2008-2009 PMC-Sierra, Inc.,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* 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 MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*
*/
#include <linux/slab.h>
#include "pm8001_sas.h"
#include "pm80xx_hwi.h"
#include "pm8001_chips.h"
#include "pm8001_ctl.h"
#define SMP_DIRECT 1
#define SMP_INDIRECT 2
/**
* read_main_config_table - read the configure table and save it.
* @pm8001_ha: our hba card information
*/
static void read_main_config_table(struct pm8001_hba_info *pm8001_ha)
{
void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature =
pm8001_mr32(address, MAIN_SIGNATURE_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev =
pm8001_mr32(address, MAIN_INTERFACE_REVISION);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev =
pm8001_mr32(address, MAIN_FW_REVISION);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_out_io =
pm8001_mr32(address, MAIN_MAX_OUTSTANDING_IO_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.max_sgl =
pm8001_mr32(address, MAIN_MAX_SGL_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.ctrl_cap_flag =
pm8001_mr32(address, MAIN_CNTRL_CAP_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset =
pm8001_mr32(address, MAIN_GST_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset =
pm8001_mr32(address, MAIN_IBQ_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset =
pm8001_mr32(address, MAIN_OBQ_OFFSET);
/* read Error Dump Offset and Length */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset0 =
pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length0 =
pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_offset1 =
pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_dump_length1 =
pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
/* read GPIO LED settings from the configuration table */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping =
pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET);
/* read analog Setting offset from the configuration table */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.analog_setup_table_offset =
pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset =
pm8001_mr32(address, MAIN_INT_VECTOR_TABLE_OFFSET);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset =
pm8001_mr32(address, MAIN_SAS_PHY_ATTR_TABLE_OFFSET);
}
/**
* read_general_status_table - read the general status table and save it.
* @pm8001_ha: our hba card information
*/
static void read_general_status_table(struct pm8001_hba_info *pm8001_ha)
{
void __iomem *address = pm8001_ha->general_stat_tbl_addr;
pm8001_ha->gs_tbl.pm80xx_tbl.gst_len_mpistate =
pm8001_mr32(address, GST_GSTLEN_MPIS_OFFSET);
pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state0 =
pm8001_mr32(address, GST_IQ_FREEZE_STATE0_OFFSET);
pm8001_ha->gs_tbl.pm80xx_tbl.iq_freeze_state1 =
pm8001_mr32(address, GST_IQ_FREEZE_STATE1_OFFSET);
pm8001_ha->gs_tbl.pm80xx_tbl.msgu_tcnt =
pm8001_mr32(address, GST_MSGUTCNT_OFFSET);
pm8001_ha->gs_tbl.pm80xx_tbl.iop_tcnt =
pm8001_mr32(address, GST_IOPTCNT_OFFSET);
pm8001_ha->gs_tbl.pm80xx_tbl.gpio_input_val =
pm8001_mr32(address, GST_GPIO_INPUT_VAL);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[0] =
pm8001_mr32(address, GST_RERRINFO_OFFSET0);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[1] =
pm8001_mr32(address, GST_RERRINFO_OFFSET1);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[2] =
pm8001_mr32(address, GST_RERRINFO_OFFSET2);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[3] =
pm8001_mr32(address, GST_RERRINFO_OFFSET3);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[4] =
pm8001_mr32(address, GST_RERRINFO_OFFSET4);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[5] =
pm8001_mr32(address, GST_RERRINFO_OFFSET5);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[6] =
pm8001_mr32(address, GST_RERRINFO_OFFSET6);
pm8001_ha->gs_tbl.pm80xx_tbl.recover_err_info[7] =
pm8001_mr32(address, GST_RERRINFO_OFFSET7);
}
/**
* read_phy_attr_table - read the phy attribute table and save it.
* @pm8001_ha: our hba card information
*/
static void read_phy_attr_table(struct pm8001_hba_info *pm8001_ha)
{
void __iomem *address = pm8001_ha->pspa_q_tbl_addr;
pm8001_ha->phy_attr_table.phystart1_16[0] =
pm8001_mr32(address, PSPA_PHYSTATE0_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[1] =
pm8001_mr32(address, PSPA_PHYSTATE1_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[2] =
pm8001_mr32(address, PSPA_PHYSTATE2_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[3] =
pm8001_mr32(address, PSPA_PHYSTATE3_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[4] =
pm8001_mr32(address, PSPA_PHYSTATE4_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[5] =
pm8001_mr32(address, PSPA_PHYSTATE5_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[6] =
pm8001_mr32(address, PSPA_PHYSTATE6_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[7] =
pm8001_mr32(address, PSPA_PHYSTATE7_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[8] =
pm8001_mr32(address, PSPA_PHYSTATE8_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[9] =
pm8001_mr32(address, PSPA_PHYSTATE9_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[10] =
pm8001_mr32(address, PSPA_PHYSTATE10_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[11] =
pm8001_mr32(address, PSPA_PHYSTATE11_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[12] =
pm8001_mr32(address, PSPA_PHYSTATE12_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[13] =
pm8001_mr32(address, PSPA_PHYSTATE13_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[14] =
pm8001_mr32(address, PSPA_PHYSTATE14_OFFSET);
pm8001_ha->phy_attr_table.phystart1_16[15] =
pm8001_mr32(address, PSPA_PHYSTATE15_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[0] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID0_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[1] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID1_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[2] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID2_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[3] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID3_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[4] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID4_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[5] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID5_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[6] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID6_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[7] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID7_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[8] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID8_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[9] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID9_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[10] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID10_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[11] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID11_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[12] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID12_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[13] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID13_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[14] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID14_OFFSET);
pm8001_ha->phy_attr_table.outbound_hw_event_pid1_16[15] =
pm8001_mr32(address, PSPA_OB_HW_EVENT_PID15_OFFSET);
}
/**
* read_inbnd_queue_table - read the inbound queue table and save it.
* @pm8001_ha: our hba card information
*/
static void read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
{
int i;
void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++) {
u32 offset = i * 0x20;
pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
get_pci_bar_index(pm8001_mr32(address,
(offset + IB_PIPCI_BAR)));
pm8001_ha->inbnd_q_tbl[i].pi_offset =
pm8001_mr32(address, (offset + IB_PIPCI_BAR_OFFSET));
}
}
/**
* read_outbnd_queue_table - read the outbound queue table and save it.
* @pm8001_ha: our hba card information
*/
static void read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
{
int i;
void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++) {
u32 offset = i * 0x24;
pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
get_pci_bar_index(pm8001_mr32(address,
(offset + OB_CIPCI_BAR)));
pm8001_ha->outbnd_q_tbl[i].ci_offset =
pm8001_mr32(address, (offset + OB_CIPCI_BAR_OFFSET));
}
}
/**
* init_default_table_values - init the default table.
* @pm8001_ha: our hba card information
*/
static void init_default_table_values(struct pm8001_hba_info *pm8001_ha)
{
int i;
u32 offsetib, offsetob;
void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr =
pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr =
pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size =
PM8001_EVENT_LOG_SIZE;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity = 0x01;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr =
pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr =
pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size =
PM8001_EVENT_LOG_SIZE;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity = 0x01;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt = 0x01;
/* Disable end to end CRC checking */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16);
for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++) {
pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt =
PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x00<<30);
pm8001_ha->inbnd_q_tbl[i].upper_base_addr =
pm8001_ha->memoryMap.region[IB + i].phys_addr_hi;
pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
pm8001_ha->memoryMap.region[IB + i].phys_addr_lo;
pm8001_ha->inbnd_q_tbl[i].base_virt =
(u8 *)pm8001_ha->memoryMap.region[IB + i].virt_ptr;
pm8001_ha->inbnd_q_tbl[i].total_length =
pm8001_ha->memoryMap.region[IB + i].total_len;
pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
pm8001_ha->memoryMap.region[CI + i].phys_addr_hi;
pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
pm8001_ha->memoryMap.region[CI + i].phys_addr_lo;
pm8001_ha->inbnd_q_tbl[i].ci_virt =
pm8001_ha->memoryMap.region[CI + i].virt_ptr;
offsetib = i * 0x20;
pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
get_pci_bar_index(pm8001_mr32(addressib,
(offsetib + 0x14)));
pm8001_ha->inbnd_q_tbl[i].pi_offset =
pm8001_mr32(addressib, (offsetib + 0x18));
pm8001_ha->inbnd_q_tbl[i].producer_idx = 0;
pm8001_ha->inbnd_q_tbl[i].consumer_index = 0;
}
for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++) {
pm8001_ha->outbnd_q_tbl[i].element_size_cnt =
PM8001_MPI_QUEUE | (pm8001_ha->iomb_size << 16) | (0x01<<30);
pm8001_ha->outbnd_q_tbl[i].upper_base_addr =
pm8001_ha->memoryMap.region[OB + i].phys_addr_hi;
pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
pm8001_ha->memoryMap.region[OB + i].phys_addr_lo;
pm8001_ha->outbnd_q_tbl[i].base_virt =
(u8 *)pm8001_ha->memoryMap.region[OB + i].virt_ptr;
pm8001_ha->outbnd_q_tbl[i].total_length =
pm8001_ha->memoryMap.region[OB + i].total_len;
pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
pm8001_ha->memoryMap.region[PI + i].phys_addr_hi;
pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
pm8001_ha->memoryMap.region[PI + i].phys_addr_lo;
/* interrupt vector based on oq */
pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay = (i << 24);
pm8001_ha->outbnd_q_tbl[i].pi_virt =
pm8001_ha->memoryMap.region[PI + i].virt_ptr;
offsetob = i * 0x24;
pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
get_pci_bar_index(pm8001_mr32(addressob,
offsetob + 0x14));
pm8001_ha->outbnd_q_tbl[i].ci_offset =
pm8001_mr32(addressob, (offsetob + 0x18));
pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0;
pm8001_ha->outbnd_q_tbl[i].producer_index = 0;
}
}
/**
* update_main_config_table - update the main default table to the HBA.
* @pm8001_ha: our hba card information
*/
static void update_main_config_table(struct pm8001_hba_info *pm8001_ha)
{
void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
pm8001_mw32(address, MAIN_IQNPPD_HPPD_OFFSET,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_q_nppd_hppd);
pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_HI,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_event_log_addr);
pm8001_mw32(address, MAIN_EVENT_LOG_ADDR_LO,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_event_log_addr);
pm8001_mw32(address, MAIN_EVENT_LOG_BUFF_SIZE,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_size);
pm8001_mw32(address, MAIN_EVENT_LOG_OPTION,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.event_log_severity);
pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_HI,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.upper_pcs_event_log_addr);
pm8001_mw32(address, MAIN_PCS_EVENT_LOG_ADDR_LO,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.lower_pcs_event_log_addr);
pm8001_mw32(address, MAIN_PCS_EVENT_LOG_BUFF_SIZE,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_size);
pm8001_mw32(address, MAIN_PCS_EVENT_LOG_OPTION,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.pcs_event_log_severity);
pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt);
pm8001_mw32(address, MAIN_EVENT_CRC_CHECK,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump);
/* SPCv specific */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping &= 0xCFFFFFFF;
/* Set GPIOLED to 0x2 for LED indicator */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping |= 0x20000000;
pm8001_mw32(address, MAIN_GPIO_LED_FLAGS_OFFSET,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping);
pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
pm8001_mw32(address, MAIN_INT_REASSERTION_DELAY,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.interrupt_reassertion_delay);
}
/**
* update_inbnd_queue_table - update the inbound queue table to the HBA.
* @pm8001_ha: our hba card information
*/
static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
int number)
{
void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
u16 offset = number * 0x20;
pm8001_mw32(address, offset + IB_PROPERITY_OFFSET,
pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
pm8001_mw32(address, offset + IB_BASE_ADDR_HI_OFFSET,
pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
pm8001_mw32(address, offset + IB_BASE_ADDR_LO_OFFSET,
pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
pm8001_mw32(address, offset + IB_CI_BASE_ADDR_HI_OFFSET,
pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
pm8001_mw32(address, offset + IB_CI_BASE_ADDR_LO_OFFSET,
pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
}
/**
* update_outbnd_queue_table - update the outbound queue table to the HBA.
* @pm8001_ha: our hba card information
*/
static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha,
int number)
{
void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
u16 offset = number * 0x24;
pm8001_mw32(address, offset + OB_PROPERITY_OFFSET,
pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
pm8001_mw32(address, offset + OB_BASE_ADDR_HI_OFFSET,
pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
pm8001_mw32(address, offset + OB_BASE_ADDR_LO_OFFSET,
pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
pm8001_mw32(address, offset + OB_PI_BASE_ADDR_HI_OFFSET,
pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
pm8001_mw32(address, offset + OB_PI_BASE_ADDR_LO_OFFSET,
pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
pm8001_mw32(address, offset + OB_INTERRUPT_COALES_OFFSET,
pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
}
/**
* mpi_init_check - check firmware initialization status.
* @pm8001_ha: our hba card information
*/
static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
{
u32 max_wait_count;
u32 value;
u32 gst_len_mpistate;
/* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
table is updated */
pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_UPDATE);
/* wait until Inbound DoorBell Clear Register toggled */
max_wait_count = 2 * 1000 * 1000;/* 2 sec for spcv/ve */
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
value &= SPCv_MSGU_CFG_TABLE_UPDATE;
} while ((value != 0) && (--max_wait_count));
if (!max_wait_count)
return -1;
/* check the MPI-State for initialization upto 100ms*/
max_wait_count = 100 * 1000;/* 100 msec */
do {
udelay(1);
gst_len_mpistate =
pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
GST_GSTLEN_MPIS_OFFSET);
} while ((GST_MPI_STATE_INIT !=
(gst_len_mpistate & GST_MPI_STATE_MASK)) && (--max_wait_count));
if (!max_wait_count)
return -1;
/* check MPI Initialization error */
gst_len_mpistate = gst_len_mpistate >> 16;
if (0x0000 != gst_len_mpistate)
return -1;
return 0;
}
/**
* check_fw_ready - The LLDD check if the FW is ready, if not, return error.
* @pm8001_ha: our hba card information
*/
static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
{
u32 value;
u32 max_wait_count;
u32 max_wait_time;
int ret = 0;
/* reset / PCIe ready */
max_wait_time = max_wait_count = 100 * 1000; /* 100 milli sec */
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while ((value == 0xFFFFFFFF) && (--max_wait_count));
/* check ila status */
max_wait_time = max_wait_count = 1000 * 1000; /* 1000 milli sec */
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while (((value & SCRATCH_PAD_ILA_READY) !=
SCRATCH_PAD_ILA_READY) && (--max_wait_count));
if (!max_wait_count)
ret = -1;
else {
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" ila ready status in %d millisec\n",
(max_wait_time - max_wait_count)));
}
/* check RAAE status */
max_wait_time = max_wait_count = 1800 * 1000; /* 1800 milli sec */
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while (((value & SCRATCH_PAD_RAAE_READY) !=
SCRATCH_PAD_RAAE_READY) && (--max_wait_count));
if (!max_wait_count)
ret = -1;
else {
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" raae ready status in %d millisec\n",
(max_wait_time - max_wait_count)));
}
/* check iop0 status */
max_wait_time = max_wait_count = 600 * 1000; /* 600 milli sec */
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while (((value & SCRATCH_PAD_IOP0_READY) != SCRATCH_PAD_IOP0_READY) &&
(--max_wait_count));
if (!max_wait_count)
ret = -1;
else {
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" iop0 ready status in %d millisec\n",
(max_wait_time - max_wait_count)));
}
/* check iop1 status only for 16 port controllers */
if ((pm8001_ha->chip_id != chip_8008) &&
(pm8001_ha->chip_id != chip_8009)) {
/* 200 milli sec */
max_wait_time = max_wait_count = 200 * 1000;
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while (((value & SCRATCH_PAD_IOP1_READY) !=
SCRATCH_PAD_IOP1_READY) && (--max_wait_count));
if (!max_wait_count)
ret = -1;
else {
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"iop1 ready status in %d millisec\n",
(max_wait_time - max_wait_count)));
}
}
return ret;
}
static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
{
void __iomem *base_addr;
u32 value;
u32 offset;
u32 pcibar;
u32 pcilogic;
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("Scratchpad 0 Offset: 0x%x value 0x%x\n",
offset, value));
pcilogic = (value & 0xFC000000) >> 26;
pcibar = get_pci_bar_index(pcilogic);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("Scratchpad 0 PCI BAR: %d\n", pcibar));
pm8001_ha->main_cfg_tbl_addr = base_addr =
pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
pm8001_ha->general_stat_tbl_addr =
base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x18) &
0xFFFFFF);
pm8001_ha->inbnd_q_tbl_addr =
base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C) &
0xFFFFFF);
pm8001_ha->outbnd_q_tbl_addr =
base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x20) &
0xFFFFFF);
pm8001_ha->ivt_tbl_addr =
base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C) &
0xFFFFFF);
pm8001_ha->pspa_q_tbl_addr =
base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0x90) &
0xFFFFFF);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("GST OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x18)));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("INBND OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C)));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("OBND OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x20)));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("IVT OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C)));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("PSPA OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x90)));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("addr - main cfg %p general status %p\n",
pm8001_ha->main_cfg_tbl_addr,
pm8001_ha->general_stat_tbl_addr));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("addr - inbnd %p obnd %p\n",
pm8001_ha->inbnd_q_tbl_addr,
pm8001_ha->outbnd_q_tbl_addr));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("addr - pspa %p ivt %p\n",
pm8001_ha->pspa_q_tbl_addr,
pm8001_ha->ivt_tbl_addr));
}
/**
* pm80xx_set_thermal_config - support the thermal configuration
* @pm8001_ha: our hba card information.
*/
int
pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
{
struct set_ctrl_cfg_req payload;
struct inbound_queue_table *circularQ;
int rc;
u32 tag;
u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
return -1;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
payload.tag = cpu_to_le32(tag);
payload.cfg_pg[0] = (THERMAL_LOG_ENABLE << 9) |
(THERMAL_ENABLE << 8) | THERMAL_OP_CODE;
payload.cfg_pg[1] = (LTEMPHIL << 24) | (RTEMPHIL << 8);
rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
return rc;
}
/**
* pm80xx_set_sas_protocol_timer_config - support the SAS Protocol
* Timer configuration page
* @pm8001_ha: our hba card information.
*/
static int
pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha)
{
struct set_ctrl_cfg_req payload;
struct inbound_queue_table *circularQ;
SASProtocolTimerConfig_t SASConfigPage;
int rc;
u32 tag;
u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
memset(&SASConfigPage, 0, sizeof(SASProtocolTimerConfig_t));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
return -1;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
payload.tag = cpu_to_le32(tag);
SASConfigPage.pageCode = SAS_PROTOCOL_TIMER_CONFIG_PAGE;
SASConfigPage.MST_MSI = 3 << 15;
SASConfigPage.STP_SSP_MCT_TMO = (STP_MCT_TMO << 16) | SSP_MCT_TMO;
SASConfigPage.STP_FRM_TMO = (SAS_MAX_OPEN_TIME << 24) |
(SMP_MAX_CONN_TIMER << 16) | STP_FRM_TIMER;
SASConfigPage.STP_IDLE_TMO = STP_IDLE_TIME;
if (SASConfigPage.STP_IDLE_TMO > 0x3FFFFFF)
SASConfigPage.STP_IDLE_TMO = 0x3FFFFFF;
SASConfigPage.OPNRJT_RTRY_INTVL = (SAS_MFD << 16) |
SAS_OPNRJT_RTRY_INTVL;
SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO = (SAS_DOPNRJT_RTRY_TMO << 16)
| SAS_COPNRJT_RTRY_TMO;
SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR = (SAS_DOPNRJT_RTRY_THR << 16)
| SAS_COPNRJT_RTRY_THR;
SASConfigPage.MAX_AIP = SAS_MAX_AIP;
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.pageCode "
"0x%08x\n", SASConfigPage.pageCode));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.MST_MSI "
" 0x%08x\n", SASConfigPage.MST_MSI));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.STP_SSP_MCT_TMO "
" 0x%08x\n", SASConfigPage.STP_SSP_MCT_TMO));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.STP_FRM_TMO "
" 0x%08x\n", SASConfigPage.STP_FRM_TMO));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.STP_IDLE_TMO "
" 0x%08x\n", SASConfigPage.STP_IDLE_TMO));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.OPNRJT_RTRY_INTVL "
" 0x%08x\n", SASConfigPage.OPNRJT_RTRY_INTVL));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO "
" 0x%08x\n", SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR "
" 0x%08x\n", SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR));
PM8001_INIT_DBG(pm8001_ha, pm8001_printk("SASConfigPage.MAX_AIP "
" 0x%08x\n", SASConfigPage.MAX_AIP));
memcpy(&payload.cfg_pg, &SASConfigPage,
sizeof(SASProtocolTimerConfig_t));
rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
return rc;
}
/**
* pm80xx_get_encrypt_info - Check for encryption
* @pm8001_ha: our hba card information.
*/
static int
pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha)
{
u32 scratch3_value;
int ret;
/* Read encryption status from SCRATCH PAD 3 */
scratch3_value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
SCRATCH_PAD3_ENC_READY) {
if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMF_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMA_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMB_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
pm8001_ha->encrypt_info.status = 0;
PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
"Encryption: SCRATCH_PAD3_ENC_READY 0x%08X."
"Cipher mode 0x%x Sec mode 0x%x status 0x%x\n",
scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
pm8001_ha->encrypt_info.sec_mode,
pm8001_ha->encrypt_info.status));
ret = 0;
} else if ((scratch3_value & SCRATCH_PAD3_ENC_READY) ==
SCRATCH_PAD3_ENC_DISABLED) {
PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
"Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n",
scratch3_value));
pm8001_ha->encrypt_info.status = 0xFFFFFFFF;
pm8001_ha->encrypt_info.cipher_mode = 0;
pm8001_ha->encrypt_info.sec_mode = 0;
return 0;
} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
SCRATCH_PAD3_ENC_DIS_ERR) {
pm8001_ha->encrypt_info.status =
(scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMF_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMA_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMB_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
"Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X."
"Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
pm8001_ha->encrypt_info.sec_mode,
pm8001_ha->encrypt_info.status));
ret = -1;
} else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) ==
SCRATCH_PAD3_ENC_ENA_ERR) {
pm8001_ha->encrypt_info.status =
(scratch3_value & SCRATCH_PAD3_ERR_CODE) >> 16;
if (scratch3_value & SCRATCH_PAD3_XTS_ENABLED)
pm8001_ha->encrypt_info.cipher_mode = CIPHER_MODE_XTS;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMF_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMF;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMA_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMA;
if ((scratch3_value & SCRATCH_PAD3_SM_MASK) ==
SCRATCH_PAD3_SMB_ENABLED)
pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB;
PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
"Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X."
"Cipher mode 0x%x sec mode 0x%x status 0x%x\n",
scratch3_value, pm8001_ha->encrypt_info.cipher_mode,
pm8001_ha->encrypt_info.sec_mode,
pm8001_ha->encrypt_info.status));
ret = -1;
}
return ret;
}
/**
* pm80xx_encrypt_update - update flash with encryption informtion
* @pm8001_ha: our hba card information.
*/
static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
{
struct kek_mgmt_req payload;
struct inbound_queue_table *circularQ;
int rc;
u32 tag;
u32 opc = OPC_INB_KEK_MANAGEMENT;
memset(&payload, 0, sizeof(struct kek_mgmt_req));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
return -1;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
payload.tag = cpu_to_le32(tag);
/* Currently only one key is used. New KEK index is 1.
* Current KEK index is 1. Store KEK to NVRAM is 1.
*/
payload.new_curidx_ksop = ((1 << 24) | (1 << 16) | (1 << 8) |
KEK_MGMT_SUBOP_KEYCARDUPDATE);
rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
return rc;
}
/**
* pm8001_chip_init - the main init function that initialize whole PM8001 chip.
* @pm8001_ha: our hba card information
*/
static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha)
{
int ret;
u8 i = 0;
/* check the firmware status */
if (-1 == check_fw_ready(pm8001_ha)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Firmware is not ready!\n"));
return -EBUSY;
}
/* Initialize pci space address eg: mpi offset */
init_pci_device_addresses(pm8001_ha);
init_default_table_values(pm8001_ha);
read_main_config_table(pm8001_ha);
read_general_status_table(pm8001_ha);
read_inbnd_queue_table(pm8001_ha);
read_outbnd_queue_table(pm8001_ha);
read_phy_attr_table(pm8001_ha);
/* update main config table ,inbound table and outbound table */
update_main_config_table(pm8001_ha);
for (i = 0; i < PM8001_MAX_SPCV_INB_NUM; i++)
update_inbnd_queue_table(pm8001_ha, i);
for (i = 0; i < PM8001_MAX_SPCV_OUTB_NUM; i++)
update_outbnd_queue_table(pm8001_ha, i);
/* notify firmware update finished and check initialization status */
if (0 == mpi_init_check(pm8001_ha)) {
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("MPI initialize successful!\n"));
} else
return -EBUSY;
/* send SAS protocol timer configuration page to FW */
ret = pm80xx_set_sas_protocol_timer_config(pm8001_ha);
/* Check for encryption */
if (pm8001_ha->chip->encrypt) {
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("Checking for encryption\n"));
ret = pm80xx_get_encrypt_info(pm8001_ha);
if (ret == -1) {
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("Encryption error !!\n"));
if (pm8001_ha->encrypt_info.status == 0x81) {
PM8001_INIT_DBG(pm8001_ha, pm8001_printk(
"Encryption enabled with error."
"Saving encryption key to flash\n"));
pm80xx_encrypt_update(pm8001_ha);
}
}
}
return 0;
}
static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
{
u32 max_wait_count;
u32 value;
u32 gst_len_mpistate;
init_pci_device_addresses(pm8001_ha);
/* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
table is stop */
pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPCv_MSGU_CFG_TABLE_RESET);
/* wait until Inbound DoorBell Clear Register toggled */
max_wait_count = 2 * 1000 * 1000; /* 2 sec for spcv/ve */
do {
udelay(1);
value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
value &= SPCv_MSGU_CFG_TABLE_RESET;
} while ((value != 0) && (--max_wait_count));
if (!max_wait_count) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("TIMEOUT:IBDB value/=%x\n", value));
return -1;
}
/* check the MPI-State for termination in progress */
/* wait until Inbound DoorBell Clear Register toggled */
max_wait_count = 2 * 1000 * 1000; /* 2 sec for spcv/ve */
do {
udelay(1);
gst_len_mpistate =
pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
GST_GSTLEN_MPIS_OFFSET);
if (GST_MPI_STATE_UNINIT ==
(gst_len_mpistate & GST_MPI_STATE_MASK))
break;
} while (--max_wait_count);
if (!max_wait_count) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk(" TIME OUT MPI State = 0x%x\n",
gst_len_mpistate & GST_MPI_STATE_MASK));
return -1;
}
return 0;
}
/**
* pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
* the FW register status to the originated status.
* @pm8001_ha: our hba card information
*/
static int
pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha)
{
u32 regval;
u32 bootloader_state;
/* Check if MPI is in ready state to reset */
if (mpi_uninit_check(pm8001_ha) != 0) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("MPI state is not ready\n"));
return -1;
}
/* checked for reset register normal state; 0x0 */
regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("reset register before write : 0x%x\n", regval));
pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE);
mdelay(500);
regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("reset register after write 0x%x\n", regval));
if ((regval & SPCv_SOFT_RESET_READ_MASK) ==
SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) {
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" soft reset successful [regval: 0x%x]\n",
regval));
} else {
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" soft reset failed [regval: 0x%x]\n",
regval));
/* check bootloader is successfully executed or in HDA mode */
bootloader_state =
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
SCRATCH_PAD1_BOOTSTATE_MASK;
if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SEEPROM) {
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"Bootloader state - HDA mode SEEPROM\n"));
} else if (bootloader_state ==
SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) {
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"Bootloader state - HDA mode Bootstrap Pin\n"));
} else if (bootloader_state ==
SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) {
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"Bootloader state - HDA mode soft reset\n"));
} else if (bootloader_state ==
SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) {
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"Bootloader state-HDA mode critical error\n"));
}
return -EBUSY;
}
/* check the firmware status after reset */
if (-1 == check_fw_ready(pm8001_ha)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Firmware is not ready!\n"));
return -EBUSY;
}
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SPCv soft reset Complete\n"));
return 0;
}
static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
{
u32 i;
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("chip reset start\n"));
/* do SPCv chip reset. */
pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("SPC soft reset Complete\n"));
/* Check this ..whether delay is required or no */
/* delay 10 usec */
udelay(10);
/* wait for 20 msec until the firmware gets reloaded */
i = 20;
do {
mdelay(1);
} while ((--i) != 0);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("chip reset finished\n"));
}
/**
* pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
* @pm8001_ha: our hba card information
*/
static void
pm80xx_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
{
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
}
/**
* pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
* @pm8001_ha: our hba card information
*/
static void
pm80xx_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
{
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, ODMR_MASK_ALL);
}
/**
* pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
* @pm8001_ha: our hba card information
*/
static void
pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
#ifdef PM8001_USE_MSIX
u32 mask;
mask = (u32)(1 << vec);
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, (u32)(mask & 0xFFFFFFFF));
return;
#endif
pm80xx_chip_intx_interrupt_enable(pm8001_ha);
}
/**
* pm8001_chip_interrupt_disable- disable PM8001 chip interrupt
* @pm8001_ha: our hba card information
*/
static void
pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
#ifdef PM8001_USE_MSIX
u32 mask;
if (vec == 0xFF)
mask = 0xFFFFFFFF;
else
mask = (u32)(1 << vec);
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, (u32)(mask & 0xFFFFFFFF));
return;
#endif
pm80xx_chip_intx_interrupt_disable(pm8001_ha);
}
static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha,
struct pm8001_device *pm8001_ha_dev)
{
int res;
u32 ccb_tag;
struct pm8001_ccb_info *ccb;
struct sas_task *task = NULL;
struct task_abort_req task_abort;
struct inbound_queue_table *circularQ;
u32 opc = OPC_INB_SATA_ABORT;
int ret;
if (!pm8001_ha_dev) {
PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("dev is null\n"));
return;
}
task = sas_alloc_slow_task(GFP_ATOMIC);
if (!task) {
PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("cannot "
"allocate task\n"));
return;
}
task->task_done = pm8001_task_done;
res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
if (res)
return;
ccb = &pm8001_ha->ccb_info[ccb_tag];
ccb->device = pm8001_ha_dev;
ccb->ccb_tag = ccb_tag;
ccb->task = task;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
memset(&task_abort, 0, sizeof(task_abort));
task_abort.abort_all = cpu_to_le32(1);
task_abort.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
task_abort.tag = cpu_to_le32(ccb_tag);
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, 0);
}
static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
struct pm8001_device *pm8001_ha_dev)
{
struct sata_start_req sata_cmd;
int res;
u32 ccb_tag;
struct pm8001_ccb_info *ccb;
struct sas_task *task = NULL;
struct host_to_dev_fis fis;
struct domain_device *dev;
struct inbound_queue_table *circularQ;
u32 opc = OPC_INB_SATA_HOST_OPSTART;
task = sas_alloc_slow_task(GFP_ATOMIC);
if (!task) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("cannot allocate task !!!\n"));
return;
}
task->task_done = pm8001_task_done;
res = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
if (res) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("cannot allocate tag !!!\n"));
return;
}
/* allocate domain device by ourselves as libsas
* is not going to provide any
*/
dev = kzalloc(sizeof(struct domain_device), GFP_ATOMIC);
if (!dev) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Domain device cannot be allocated\n"));
sas_free_task(task);
return;
} else {
task->dev = dev;
task->dev->lldd_dev = pm8001_ha_dev;
}
ccb = &pm8001_ha->ccb_info[ccb_tag];
ccb->device = pm8001_ha_dev;
ccb->ccb_tag = ccb_tag;
ccb->task = task;
pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG;
pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG;
memset(&sata_cmd, 0, sizeof(sata_cmd));
circularQ = &pm8001_ha->inbnd_q_tbl[0];
/* construct read log FIS */
memset(&fis, 0, sizeof(struct host_to_dev_fis));
fis.fis_type = 0x27;
fis.flags = 0x80;
fis.command = ATA_CMD_READ_LOG_EXT;
fis.lbal = 0x10;
fis.sector_count = 0x1;
sata_cmd.tag = cpu_to_le32(ccb_tag);
sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
sata_cmd.ncqtag_atap_dir_m_dad |= ((0x1 << 7) | (0x5 << 9));
memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0);
}
/**
* mpi_ssp_completion- process the event that FW response to the SSP request.
* @pm8001_ha: our hba card information
* @piomb: the message contents of this outbound message.
*
* When FW has completed a ssp request for example a IO request, after it has
* filled the SG data with the data, it will trigger this event represent
* that he has finished the job,please check the coresponding buffer.
* So we will tell the caller who maybe waiting the result to tell upper layer
* that the task has been finished.
*/
static void
mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
{
struct sas_task *t;
struct pm8001_ccb_info *ccb;
unsigned long flags;
u32 status;
u32 param;
u32 tag;
struct ssp_completion_resp *psspPayload;
struct task_status_struct *ts;
struct ssp_response_iu *iu;
struct pm8001_device *pm8001_dev;
psspPayload = (struct ssp_completion_resp *)(piomb + 4);
status = le32_to_cpu(psspPayload->status);
tag = le32_to_cpu(psspPayload->tag);
ccb = &pm8001_ha->ccb_info[tag];
if ((status == IO_ABORTED) && ccb->open_retry) {
/* Being completed by another */
ccb->open_retry = 0;
return;
}
pm8001_dev = ccb->device;
param = le32_to_cpu(psspPayload->param);
t = ccb->task;
if (status && status != IO_UNDERFLOW)
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("sas IO status 0x%x\n", status));
if (unlikely(!t || !t->lldd_task || !t->dev))
return;
ts = &t->task_status;
switch (status) {
case IO_SUCCESS:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_SUCCESS ,param = 0x%x\n",
param));
if (param == 0) {
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_GOOD;
} else {
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_PROTO_RESPONSE;
ts->residual = param;
iu = &psspPayload->ssp_resp_iu;
sas_ssp_task_response(pm8001_ha->dev, t, iu);
}
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_ABORTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_ABORTED IOMB Tag\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
break;
case IO_UNDERFLOW:
/* SSP Completion with error */
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_UNDERFLOW ,param = 0x%x\n",
param));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
ts->residual = param;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_NO_DEVICE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_NO_DEVICE\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_PHY_DOWN;
break;
case IO_XFER_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
/* Force the midlayer to retry */
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_XFER_ERROR_PHY_NOT_READY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_EPROTO;
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
break;
case IO_OPEN_CNX_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
if (!t->uldd_task)
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_BAD_DEST;
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_CONN_RATE;
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
break;
case IO_XFER_ERROR_NAK_RECEIVED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
break;
case IO_XFER_ERROR_DMA:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_DMA\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_XFER_ERROR_OFFSET_MISMATCH:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
case IO_PORT_IN_RESET:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_PORT_IN_RESET\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
case IO_DS_NON_OPERATIONAL:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (!t->uldd_task)
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_DS_NON_OPERATIONAL);
break;
case IO_DS_IN_RECOVERY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_IN_RECOVERY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
case IO_TM_TAG_NOT_FOUND:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_TM_TAG_NOT_FOUND\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
default:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("Unknown status 0x%x\n", status));
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
break;
}
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("scsi_status = 0x%x\n ",
psspPayload->ssp_resp_iu.status));
spin_lock_irqsave(&t->task_state_lock, flags);
t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
t->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
"task 0x%p done with io_status 0x%x resp 0x%x "
"stat 0x%x but aborted by upper layer!\n",
t, status, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/* in order to force CPU ordering */
t->task_done(t);
}
}
/*See the comments for mpi_ssp_completion */
static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
{
struct sas_task *t;
unsigned long flags;
struct task_status_struct *ts;
struct pm8001_ccb_info *ccb;
struct pm8001_device *pm8001_dev;
struct ssp_event_resp *psspPayload =
(struct ssp_event_resp *)(piomb + 4);
u32 event = le32_to_cpu(psspPayload->event);
u32 tag = le32_to_cpu(psspPayload->tag);
u32 port_id = le32_to_cpu(psspPayload->port_id);
ccb = &pm8001_ha->ccb_info[tag];
t = ccb->task;
pm8001_dev = ccb->device;
if (event)
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("sas IO status 0x%x\n", event));
if (unlikely(!t || !t->lldd_task || !t->dev))
return;
ts = &t->task_status;
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("port_id:0x%x, tag:0x%x, event:0x%x\n",
port_id, tag, event));
switch (event) {
case IO_OVERFLOW:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");)
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
ts->residual = 0;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_XFER_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_BREAK\n"));
pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
return;
case IO_XFER_ERROR_PHY_NOT_READY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_EPROTO;
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
break;
case IO_OPEN_CNX_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
if (!t->uldd_task)
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_BAD_DEST;
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_CONN_RATE;
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
break;
case IO_XFER_ERROR_NAK_RECEIVED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT);
return;
case IO_XFER_ERROR_UNEXPECTED_PHASE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_ERROR_XFER_RDY_OVERRUN:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_ERROR_OFFSET_MISMATCH:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"));
/* TBC: used default set values */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
case IO_XFER_CMD_FRAME_ISSUED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
return;
default:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("Unknown status 0x%x\n", event));
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
break;
}
spin_lock_irqsave(&t->task_state_lock, flags);
t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
t->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
"task 0x%p done with event 0x%x resp 0x%x "
"stat 0x%x but aborted by upper layer!\n",
t, event, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/* in order to force CPU ordering */
t->task_done(t);
}
}
/*See the comments for mpi_ssp_completion */
static void
mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct sas_task *t;
struct pm8001_ccb_info *ccb;
u32 param;
u32 status;
u32 tag;
struct sata_completion_resp *psataPayload;
struct task_status_struct *ts;
struct ata_task_resp *resp ;
u32 *sata_resp;
struct pm8001_device *pm8001_dev;
unsigned long flags;
psataPayload = (struct sata_completion_resp *)(piomb + 4);
status = le32_to_cpu(psataPayload->status);
tag = le32_to_cpu(psataPayload->tag);
if (!tag) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("tag null\n"));
return;
}
ccb = &pm8001_ha->ccb_info[tag];
param = le32_to_cpu(psataPayload->param);
if (ccb) {
t = ccb->task;
pm8001_dev = ccb->device;
} else {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("ccb null\n"));
return;
}
if (t) {
if (t->dev && (t->dev->lldd_dev))
pm8001_dev = t->dev->lldd_dev;
} else {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("task null\n"));
return;
}
if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG))
&& unlikely(!t || !t->lldd_task || !t->dev)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("task or dev null\n"));
return;
}
ts = &t->task_status;
if (!ts) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("ts null\n"));
return;
}
switch (status) {
case IO_SUCCESS:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
if (param == 0) {
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_GOOD;
/* check if response is for SEND READ LOG */
if (pm8001_dev &&
(pm8001_dev->id & NCQ_READ_LOG_FLAG)) {
/* set new bit for abort_all */
pm8001_dev->id |= NCQ_ABORT_ALL_FLAG;
/* clear bit for read log */
pm8001_dev->id = pm8001_dev->id & 0x7FFFFFFF;
pm80xx_send_abort_all(pm8001_ha, pm8001_dev);
/* Free the tag */
pm8001_tag_free(pm8001_ha, tag);
sas_free_task(t);
return;
}
} else {
u8 len;
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_PROTO_RESPONSE;
ts->residual = param;
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("SAS_PROTO_RESPONSE len = %d\n",
param));
sata_resp = &psataPayload->sata_resp[0];
resp = (struct ata_task_resp *)ts->buf;
if (t->ata_task.dma_xfer == 0 &&
t->data_dir == PCI_DMA_FROMDEVICE) {
len = sizeof(struct pio_setup_fis);
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("PIO read len = %d\n", len));
} else if (t->ata_task.use_ncq) {
len = sizeof(struct set_dev_bits_fis);
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("FPDMA len = %d\n", len));
} else {
len = sizeof(struct dev_to_host_fis);
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("other len = %d\n", len));
}
if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
resp->frame_len = len;
memcpy(&resp->ending_fis[0], sata_resp, len);
ts->buf_valid_size = sizeof(*resp);
} else
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("response to large\n"));
}
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_ABORTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_ABORTED IOMB Tag\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
/* following cases are to do cases */
case IO_UNDERFLOW:
/* SATA Completion with error */
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_UNDERFLOW param = %d\n", param));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
ts->residual = param;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_NO_DEVICE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_NO_DEVICE\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_PHY_DOWN;
break;
case IO_XFER_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_INTERRUPTED;
break;
case IO_XFER_ERROR_PHY_NOT_READY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_EPROTO;
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
break;
case IO_OPEN_CNX_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
break;
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (!t->uldd_task) {
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*in order to force CPU ordering*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
return;
}
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_BAD_DEST;
if (!t->uldd_task) {
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
return;
}
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_CONN_RATE;
break;
case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (!t->uldd_task) {
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/* ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
return;
}
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
break;
case IO_XFER_ERROR_NAK_RECEIVED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
break;
case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
break;
case IO_XFER_ERROR_DMA:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_DMA\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
break;
case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
case IO_XFER_ERROR_REJECTED_NCQ_MODE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_PORT_IN_RESET:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_PORT_IN_RESET\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
case IO_DS_NON_OPERATIONAL:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (!t->uldd_task) {
pm8001_handle_event(pm8001_ha, pm8001_dev,
IO_DS_NON_OPERATIONAL);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
return;
}
break;
case IO_DS_IN_RECOVERY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_IN_RECOVERY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
case IO_DS_IN_ERROR:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_IN_ERROR\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (!t->uldd_task) {
pm8001_handle_event(pm8001_ha, pm8001_dev,
IO_DS_IN_ERROR);
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_QUEUE_FULL;
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
return;
}
break;
case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
default:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("Unknown status 0x%x\n", status));
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
}
spin_lock_irqsave(&t->task_state_lock, flags);
t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
t->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("task 0x%p done with io_status 0x%x"
" resp 0x%x stat 0x%x but aborted by upper layer!\n",
t, status, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
} else if (t->uldd_task) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/* ditto */
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
} else if (!t->uldd_task) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
}
}
/*See the comments for mpi_ssp_completion */
static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
{
struct sas_task *t;
struct task_status_struct *ts;
struct pm8001_ccb_info *ccb;
struct pm8001_device *pm8001_dev;
struct sata_event_resp *psataPayload =
(struct sata_event_resp *)(piomb + 4);
u32 event = le32_to_cpu(psataPayload->event);
u32 tag = le32_to_cpu(psataPayload->tag);
u32 port_id = le32_to_cpu(psataPayload->port_id);
u32 dev_id = le32_to_cpu(psataPayload->device_id);
unsigned long flags;
ccb = &pm8001_ha->ccb_info[tag];
if (ccb) {
t = ccb->task;
pm8001_dev = ccb->device;
} else {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("No CCB !!!. returning\n"));
return;
}
if (event)
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("SATA EVENT 0x%x\n", event));
/* Check if this is NCQ error */
if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) {
/* find device using device id */
pm8001_dev = pm8001_find_dev(pm8001_ha, dev_id);
/* send read log extension */
if (pm8001_dev)
pm80xx_send_read_log(pm8001_ha, pm8001_dev);
return;
}
if (unlikely(!t || !t->lldd_task || !t->dev)) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("task or dev null\n"));
return;
}
ts = &t->task_status;
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("port_id:0x%x, tag:0x%x, event:0x%x\n",
port_id, tag, event));
switch (event) {
case IO_OVERFLOW:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
ts->residual = 0;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_XFER_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_INTERRUPTED;
break;
case IO_XFER_ERROR_PHY_NOT_READY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_EPROTO;
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
break;
case IO_OPEN_CNX_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
break;
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_DEV_NO_RESPONSE;
if (!t->uldd_task) {
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_QUEUE_FULL;
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
return;
}
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_BAD_DEST;
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_CONN_RATE;
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
break;
case IO_XFER_ERROR_NAK_RECEIVED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
break;
case IO_XFER_ERROR_PEER_ABORTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
break;
case IO_XFER_ERROR_REJECTED_NCQ_MODE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_UNEXPECTED_PHASE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_XFER_RDY_OVERRUN:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_OFFSET_MISMATCH:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_CMD_FRAME_ISSUED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
break;
case IO_XFER_PIO_SETUP_ERROR:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_INTERNAL_CRC_ERROR:
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"));
/* TBC: used default set values */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_DMA_ACTIVATE_TIMEOUT:
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("IO_XFR_DMA_ACTIVATE_TIMEOUT\n"));
/* TBC: used default set values */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
default:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("Unknown status 0x%x\n", event));
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
}
spin_lock_irqsave(&t->task_state_lock, flags);
t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
t->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("task 0x%p done with io_status 0x%x"
" resp 0x%x stat 0x%x but aborted by upper layer!\n",
t, event, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
} else if (t->uldd_task) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/* ditto */
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
} else if (!t->uldd_task) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
t->task_done(t);
spin_lock_irq(&pm8001_ha->lock);
}
}
/*See the comments for mpi_ssp_completion */
static void
mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
u32 param, i;
struct sas_task *t;
struct pm8001_ccb_info *ccb;
unsigned long flags;
u32 status;
u32 tag;
struct smp_completion_resp *psmpPayload;
struct task_status_struct *ts;
struct pm8001_device *pm8001_dev;
char *pdma_respaddr = NULL;
psmpPayload = (struct smp_completion_resp *)(piomb + 4);
status = le32_to_cpu(psmpPayload->status);
tag = le32_to_cpu(psmpPayload->tag);
ccb = &pm8001_ha->ccb_info[tag];
param = le32_to_cpu(psmpPayload->param);
t = ccb->task;
ts = &t->task_status;
pm8001_dev = ccb->device;
if (status)
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("smp IO status 0x%x\n", status));
if (unlikely(!t || !t->lldd_task || !t->dev))
return;
switch (status) {
case IO_SUCCESS:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_GOOD;
if (pm8001_dev)
pm8001_dev->running_req--;
if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("DIRECT RESPONSE Length:%d\n",
param));
pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64
((u64)sg_dma_address
(&t->smp_task.smp_resp))));
for (i = 0; i < param; i++) {
*(pdma_respaddr+i) = psmpPayload->_r_a[i];
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"SMP Byte%d DMA data 0x%x psmp 0x%x\n",
i, *(pdma_respaddr+i),
psmpPayload->_r_a[i]));
}
}
break;
case IO_ABORTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_ABORTED IOMB\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_OVERFLOW:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
ts->residual = 0;
if (pm8001_dev)
pm8001_dev->running_req--;
break;
case IO_NO_DEVICE:
PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_PHY_DOWN;
break;
case IO_ERROR_HW_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_ERROR_HW_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_BUSY;
break;
case IO_XFER_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_BUSY;
break;
case IO_XFER_ERROR_PHY_NOT_READY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_BUSY;
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
break;
case IO_OPEN_CNX_ERROR_BREAK:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
break;
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_TMO:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE:
case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_BAD_DEST;
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
PM8001_IO_DBG(pm8001_ha, pm8001_printk(\
"IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_CONN_RATE;
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
break;
case IO_XFER_ERROR_RX_FRAME:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_ERROR_RX_FRAME\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_ERROR_INTERNAL_SMP_RESOURCE:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_QUEUE_FULL;
break;
case IO_PORT_IN_RESET:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_PORT_IN_RESET\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_DS_NON_OPERATIONAL:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
case IO_DS_IN_RECOVERY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_DS_IN_RECOVERY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
break;
default:
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("Unknown status 0x%x\n", status));
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
/* not allowed case. Therefore, return failed status */
break;
}
spin_lock_irqsave(&t->task_state_lock, flags);
t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
t->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
PM8001_FAIL_DBG(pm8001_ha, pm8001_printk(
"task 0x%p done with io_status 0x%x resp 0x%x"
"stat 0x%x but aborted by upper layer!\n",
t, status, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
mb();/* in order to force CPU ordering */
t->task_done(t);
}
}
/**
* pm80xx_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
* @pm8001_ha: our hba card information
* @Qnum: the outbound queue message number.
* @SEA: source of event to ack
* @port_id: port id.
* @phyId: phy id.
* @param0: parameter 0.
* @param1: parameter 1.
*/
static void pm80xx_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
{
struct hw_event_ack_req payload;
u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
struct inbound_queue_table *circularQ;
memset((u8 *)&payload, 0, sizeof(payload));
circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
payload.tag = cpu_to_le32(1);
payload.phyid_sea_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
((phyId & 0xFF) << 24) | (port_id & 0xFF));
payload.param0 = cpu_to_le32(param0);
payload.param1 = cpu_to_le32(param1);
pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
}
static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
u32 phyId, u32 phy_op);
/**
* hw_event_sas_phy_up -FW tells me a SAS phy up event.
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static void
hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct hw_event_resp *pPayload =
(struct hw_event_resp *)(piomb + 4);
u32 lr_status_evt_portid =
le32_to_cpu(pPayload->lr_status_evt_portid);
u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
u8 link_rate =
(u8)((lr_status_evt_portid & 0xF0000000) >> 28);
u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
u8 phy_id =
(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
struct pm8001_port *port = &pm8001_ha->port[port_id];
struct sas_ha_struct *sas_ha = pm8001_ha->sas;
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
unsigned long flags;
u8 deviceType = pPayload->sas_identify.dev_type;
port->port_state = portstate;
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"portid:%d; phyid:%d; linkrate:%d; "
"portstate:%x; devicetype:%x\n",
port_id, phy_id, link_rate, portstate, deviceType));
switch (deviceType) {
case SAS_PHY_UNUSED:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("device type no device.\n"));
break;
case SAS_END_DEVICE:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n"));
pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
PHY_NOTIFY_ENABLE_SPINUP);
port->port_attached = 1;
pm8001_get_lrate_mode(phy, link_rate);
break;
case SAS_EDGE_EXPANDER_DEVICE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("expander device.\n"));
port->port_attached = 1;
pm8001_get_lrate_mode(phy, link_rate);
break;
case SAS_FANOUT_EXPANDER_DEVICE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("fanout expander device.\n"));
port->port_attached = 1;
pm8001_get_lrate_mode(phy, link_rate);
break;
default:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("unknown device type(%x)\n", deviceType));
break;
}
phy->phy_type |= PORT_TYPE_SAS;
phy->identify.device_type = deviceType;
phy->phy_attached = 1;
if (phy->identify.device_type == SAS_END_DEVICE)
phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
else if (phy->identify.device_type != SAS_PHY_UNUSED)
phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
phy->sas_phy.oob_mode = SAS_OOB_MODE;
sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
memcpy(phy->frame_rcvd, &pPayload->sas_identify,
sizeof(struct sas_identify_frame)-4);
phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
if (pm8001_ha->flags == PM8001F_RUN_TIME)
mdelay(200);/*delay a moment to wait disk to spinup*/
pm8001_bytes_dmaed(pm8001_ha, phy_id);
}
/**
* hw_event_sata_phy_up -FW tells me a SATA phy up event.
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static void
hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct hw_event_resp *pPayload =
(struct hw_event_resp *)(piomb + 4);
u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
u32 lr_status_evt_portid =
le32_to_cpu(pPayload->lr_status_evt_portid);
u8 link_rate =
(u8)((lr_status_evt_portid & 0xF0000000) >> 28);
u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
u8 phy_id =
(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
struct pm8001_port *port = &pm8001_ha->port[port_id];
struct sas_ha_struct *sas_ha = pm8001_ha->sas;
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
unsigned long flags;
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"port id %d, phy id %d link_rate %d portstate 0x%x\n",
port_id, phy_id, link_rate, portstate));
port->port_state = portstate;
port->port_attached = 1;
pm8001_get_lrate_mode(phy, link_rate);
phy->phy_type |= PORT_TYPE_SATA;
phy->phy_attached = 1;
phy->sas_phy.oob_mode = SATA_OOB_MODE;
sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
sizeof(struct dev_to_host_fis));
phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
phy->identify.device_type = SAS_SATA_DEV;
pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
pm8001_bytes_dmaed(pm8001_ha, phy_id);
}
/**
* hw_event_phy_down -we should notify the libsas the phy is down.
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static void
hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct hw_event_resp *pPayload =
(struct hw_event_resp *)(piomb + 4);
u32 lr_status_evt_portid =
le32_to_cpu(pPayload->lr_status_evt_portid);
u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
u8 phy_id =
(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F);
struct pm8001_port *port = &pm8001_ha->port[port_id];
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
port->port_state = portstate;
phy->phy_type = 0;
phy->identify.device_type = 0;
phy->phy_attached = 0;
memset(&phy->dev_sas_addr, 0, SAS_ADDR_SIZE);
switch (portstate) {
case PORT_VALID:
break;
case PORT_INVALID:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" PortInvalid portID %d\n", port_id));
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" Last phy Down and port invalid\n"));
port->port_attached = 0;
pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
port_id, phy_id, 0, 0);
break;
case PORT_IN_RESET:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" Port In Reset portID %d\n", port_id));
break;
case PORT_NOT_ESTABLISHED:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n"));
port->port_attached = 0;
break;
case PORT_LOSTCOMM:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" phy Down and PORT_LOSTCOMM\n"));
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" Last phy Down and port invalid\n"));
port->port_attached = 0;
pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
port_id, phy_id, 0, 0);
break;
default:
port->port_attached = 0;
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" phy Down and(default) = 0x%x\n",
portstate));
break;
}
}
static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct phy_start_resp *pPayload =
(struct phy_start_resp *)(piomb + 4);
u32 status =
le32_to_cpu(pPayload->status);
u32 phy_id =
le32_to_cpu(pPayload->phyid);
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("phy start resp status:0x%x, phyid:0x%x\n",
status, phy_id));
if (status == 0) {
phy->phy_state = 1;
if (pm8001_ha->flags == PM8001F_RUN_TIME)
complete(phy->enable_completion);
}
return 0;
}
/**
* mpi_thermal_hw_event -The hw event has come.
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct thermal_hw_event *pPayload =
(struct thermal_hw_event *)(piomb + 4);
u32 thermal_event = le32_to_cpu(pPayload->thermal_event);
u32 rht_lht = le32_to_cpu(pPayload->rht_lht);
if (thermal_event & 0x40) {
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Thermal Event: Local high temperature violated!\n"));
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Thermal Event: Measured local high temperature %d\n",
((rht_lht & 0xFF00) >> 8)));
}
if (thermal_event & 0x10) {
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Thermal Event: Remote high temperature violated!\n"));
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Thermal Event: Measured remote high temperature %d\n",
((rht_lht & 0xFF000000) >> 24)));
}
return 0;
}
/**
* mpi_hw_event -The hw event has come.
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
unsigned long flags;
struct hw_event_resp *pPayload =
(struct hw_event_resp *)(piomb + 4);
u32 lr_status_evt_portid =
le32_to_cpu(pPayload->lr_status_evt_portid);
u32 phyid_npip_portstate = le32_to_cpu(pPayload->phyid_npip_portstate);
u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
u8 phy_id =
(u8)((phyid_npip_portstate & 0xFF0000) >> 16);
u16 eventType =
(u16)((lr_status_evt_portid & 0x00FFFF00) >> 8);
u8 status =
(u8)((lr_status_evt_portid & 0x0F000000) >> 24);
struct sas_ha_struct *sas_ha = pm8001_ha->sas;
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("portid:%d phyid:%d event:0x%x status:0x%x\n",
port_id, phy_id, eventType, status));
switch (eventType) {
case HW_EVENT_SAS_PHY_UP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PHY_START_STATUS\n"));
hw_event_sas_phy_up(pm8001_ha, piomb);
break;
case HW_EVENT_SATA_PHY_UP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_SATA_PHY_UP\n"));
hw_event_sata_phy_up(pm8001_ha, piomb);
break;
case HW_EVENT_SATA_SPINUP_HOLD:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n"));
sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
break;
case HW_EVENT_PHY_DOWN:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PHY_DOWN\n"));
sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL);
phy->phy_attached = 0;
phy->phy_state = 0;
hw_event_phy_down(pm8001_ha, piomb);
break;
case HW_EVENT_PORT_INVALID:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PORT_INVALID\n"));
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
/* the broadcast change primitive received, tell the LIBSAS this event
to revalidate the sas domain*/
case HW_EVENT_BROADCAST_CHANGE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
port_id, phy_id, 1, 0);
spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
break;
case HW_EVENT_PHY_ERROR:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PHY_ERROR\n"));
sas_phy_disconnected(&phy->sas_phy);
phy->phy_attached = 0;
sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
break;
case HW_EVENT_BROADCAST_EXP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_BROADCAST_EXP\n"));
spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
break;
case HW_EVENT_LINK_ERR_INVALID_DWORD:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_LINK_ERR_DISPARITY_ERROR,
port_id, phy_id, 0, 0);
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_LINK_ERR_CODE_VIOLATION:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_LINK_ERR_CODE_VIOLATION,
port_id, phy_id, 0, 0);
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
port_id, phy_id, 0, 0);
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_MALFUNCTION:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_MALFUNCTION\n"));
break;
case HW_EVENT_BROADCAST_SES:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_BROADCAST_SES\n"));
spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
break;
case HW_EVENT_INBOUND_CRC_ERROR:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_INBOUND_CRC_ERROR,
port_id, phy_id, 0, 0);
break;
case HW_EVENT_HARD_RESET_RECEIVED:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n"));
sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
break;
case HW_EVENT_ID_FRAME_TIMEOUT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n"));
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
port_id, phy_id, 0, 0);
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_PORT_RESET_TIMER_TMO:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n"));
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n"));
pm80xx_hw_event_ack_req(pm8001_ha, 0,
HW_EVENT_PORT_RECOVERY_TIMER_TMO,
port_id, phy_id, 0, 0);
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
break;
case HW_EVENT_PORT_RECOVER:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PORT_RECOVER\n"));
break;
case HW_EVENT_PORT_RESET_COMPLETE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n"));
break;
case EVENT_BROADCAST_ASYNCH_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n"));
break;
default:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("Unknown event type 0x%x\n", eventType));
break;
}
return 0;
}
/**
* mpi_phy_stop_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
struct phy_stop_resp *pPayload =
(struct phy_stop_resp *)(piomb + 4);
u32 status =
le32_to_cpu(pPayload->status);
u32 phyid =
le32_to_cpu(pPayload->phyid);
struct pm8001_phy *phy = &pm8001_ha->phy[phyid];
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("phy:0x%x status:0x%x\n",
phyid, status));
if (status == 0)
phy->phy_state = 0;
return 0;
}
/**
* mpi_set_controller_config_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
struct set_ctrl_cfg_resp *pPayload =
(struct set_ctrl_cfg_resp *)(piomb + 4);
u32 status = le32_to_cpu(pPayload->status);
u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd);
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n",
status, err_qlfr_pgcd));
return 0;
}
/**
* mpi_get_controller_config_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
return 0;
}
/**
* mpi_get_phy_profile_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
return 0;
}
/**
* mpi_flash_op_ext_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
return 0;
}
/**
* mpi_set_phy_profile_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
return 0;
}
/**
* mpi_kek_management_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
struct kek_mgmt_resp *pPayload = (struct kek_mgmt_resp *)(piomb + 4);
u32 status = le32_to_cpu(pPayload->status);
u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop);
u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr);
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n",
status, kidx_new_curr_ksop, err_qlfr));
return 0;
}
/**
* mpi_dek_management_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
return 0;
}
/**
* ssp_coalesced_comp_resp - SPCv specific
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
return 0;
}
/**
* process_one_iomb - process one outbound Queue memory block
* @pm8001_ha: our hba card information
* @piomb: IO message buffer
*/
static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
{
__le32 pHeader = *(__le32 *)piomb;
u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF);
switch (opc) {
case OPC_OUB_ECHO:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n"));
break;
case OPC_OUB_HW_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_HW_EVENT\n"));
mpi_hw_event(pm8001_ha, piomb);
break;
case OPC_OUB_THERM_HW_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_THERMAL_EVENT\n"));
mpi_thermal_hw_event(pm8001_ha, piomb);
break;
case OPC_OUB_SSP_COMP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SSP_COMP\n"));
mpi_ssp_completion(pm8001_ha, piomb);
break;
case OPC_OUB_SMP_COMP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SMP_COMP\n"));
mpi_smp_completion(pm8001_ha, piomb);
break;
case OPC_OUB_LOCAL_PHY_CNTRL:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n"));
pm8001_mpi_local_phy_ctl(pm8001_ha, piomb);
break;
case OPC_OUB_DEV_REGIST:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_DEV_REGIST\n"));
pm8001_mpi_reg_resp(pm8001_ha, piomb);
break;
case OPC_OUB_DEREG_DEV:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("unregister the device\n"));
pm8001_mpi_dereg_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_DEV_HANDLE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n"));
break;
case OPC_OUB_SATA_COMP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SATA_COMP\n"));
mpi_sata_completion(pm8001_ha, piomb);
break;
case OPC_OUB_SATA_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SATA_EVENT\n"));
mpi_sata_event(pm8001_ha, piomb);
break;
case OPC_OUB_SSP_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SSP_EVENT\n"));
mpi_ssp_event(pm8001_ha, piomb);
break;
case OPC_OUB_DEV_HANDLE_ARRIV:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n"));
/*This is for target*/
break;
case OPC_OUB_SSP_RECV_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n"));
/*This is for target*/
break;
case OPC_OUB_FW_FLASH_UPDATE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n"));
pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GPIO_RESPONSE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GPIO_RESPONSE\n"));
break;
case OPC_OUB_GPIO_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GPIO_EVENT\n"));
break;
case OPC_OUB_GENERAL_EVENT:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GENERAL_EVENT\n"));
pm8001_mpi_general_event(pm8001_ha, piomb);
break;
case OPC_OUB_SSP_ABORT_RSP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n"));
pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SATA_ABORT_RSP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n"));
pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SAS_DIAG_MODE_START_END:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n"));
break;
case OPC_OUB_SAS_DIAG_EXECUTE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n"));
break;
case OPC_OUB_GET_TIME_STAMP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GET_TIME_STAMP\n"));
break;
case OPC_OUB_SAS_HW_EVENT_ACK:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n"));
break;
case OPC_OUB_PORT_CONTROL:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_PORT_CONTROL\n"));
break;
case OPC_OUB_SMP_ABORT_RSP:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n"));
pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_NVMD_DATA:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GET_NVMD_DATA\n"));
pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SET_NVMD_DATA:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SET_NVMD_DATA\n"));
pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb);
break;
case OPC_OUB_DEVICE_HANDLE_REMOVAL:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n"));
break;
case OPC_OUB_SET_DEVICE_STATE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n"));
pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_DEVICE_STATE:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n"));
break;
case OPC_OUB_SET_DEV_INFO:
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk("OPC_OUB_SET_DEV_INFO\n"));
break;
/* spcv specifc commands */
case OPC_OUB_PHY_START_RESP:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_PHY_START_RESP opcode:%x\n", opc));
mpi_phy_start_resp(pm8001_ha, piomb);
break;
case OPC_OUB_PHY_STOP_RESP:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc));
mpi_phy_stop_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SET_CONTROLLER_CONFIG:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc));
mpi_set_controller_config_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_CONTROLLER_CONFIG:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc));
mpi_get_controller_config_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_PHY_PROFILE:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc));
mpi_get_phy_profile_resp(pm8001_ha, piomb);
break;
case OPC_OUB_FLASH_OP_EXT:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc));
mpi_flash_op_ext_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SET_PHY_PROFILE:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc));
mpi_set_phy_profile_resp(pm8001_ha, piomb);
break;
case OPC_OUB_KEK_MANAGEMENT_RESP:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc));
mpi_kek_management_resp(pm8001_ha, piomb);
break;
case OPC_OUB_DEK_MANAGEMENT_RESP:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc));
mpi_dek_management_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SSP_COALESCED_COMP_RESP:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc));
ssp_coalesced_comp_resp(pm8001_ha, piomb);
break;
default:
PM8001_MSG_DBG(pm8001_ha, pm8001_printk(
"Unknown outbound Queue IOMB OPC = 0x%x\n", opc));
break;
}
}
static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
struct outbound_queue_table *circularQ;
void *pMsg1 = NULL;
u8 uninitialized_var(bc);
u32 ret = MPI_IO_STATUS_FAIL;
unsigned long flags;
spin_lock_irqsave(&pm8001_ha->lock, flags);
circularQ = &pm8001_ha->outbnd_q_tbl[vec];
do {
ret = pm8001_mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
if (MPI_IO_STATUS_SUCCESS == ret) {
/* process the outbound message */
process_one_iomb(pm8001_ha, (void *)(pMsg1 - 4));
/* free the message from the outbound circular buffer */
pm8001_mpi_msg_free_set(pm8001_ha, pMsg1,
circularQ, bc);
}
if (MPI_IO_STATUS_BUSY == ret) {
/* Update the producer index from SPC */
circularQ->producer_index =
cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
if (le32_to_cpu(circularQ->producer_index) ==
circularQ->consumer_idx)
/* OQ is empty */
break;
}
} while (1);
spin_unlock_irqrestore(&pm8001_ha->lock, flags);
return ret;
}
/* PCI_DMA_... to our direction translation. */
static const u8 data_dir_flags[] = {
[PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */
[PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */
[PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */
[PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */
};
static void build_smp_cmd(u32 deviceID, __le32 hTag,
struct smp_req *psmp_cmd, int mode, int length)
{
psmp_cmd->tag = hTag;
psmp_cmd->device_id = cpu_to_le32(deviceID);
if (mode == SMP_DIRECT) {
length = length - 4; /* subtract crc */
psmp_cmd->len_ip_ir = cpu_to_le32(length << 16);
} else {
psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
}
}
/**
* pm8001_chip_smp_req - send a SMP task to FW
* @pm8001_ha: our hba card information.
* @ccb: the ccb information this request used.
*/
static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
struct pm8001_ccb_info *ccb)
{
int elem, rc;
struct sas_task *task = ccb->task;
struct domain_device *dev = task->dev;
struct pm8001_device *pm8001_dev = dev->lldd_dev;
struct scatterlist *sg_req, *sg_resp;
u32 req_len, resp_len;
struct smp_req smp_cmd;
u32 opc;
struct inbound_queue_table *circularQ;
char *preq_dma_addr = NULL;
__le64 tmp_addr;
u32 i, length;
memset(&smp_cmd, 0, sizeof(smp_cmd));
/*
* DMA-map SMP request, response buffers
*/
sg_req = &task->smp_task.smp_req;
elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE);
if (!elem)
return -ENOMEM;
req_len = sg_dma_len(sg_req);
sg_resp = &task->smp_task.smp_resp;
elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE);
if (!elem) {
rc = -ENOMEM;
goto err_out;
}
resp_len = sg_dma_len(sg_resp);
/* must be in dwords */
if ((req_len & 0x3) || (resp_len & 0x3)) {
rc = -EINVAL;
goto err_out_2;
}
opc = OPC_INB_SMP_REQUEST;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
length = sg_req->length;
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("SMP Frame Length %d\n", sg_req->length));
if (!(length - 8))
pm8001_ha->smp_exp_mode = SMP_DIRECT;
else
pm8001_ha->smp_exp_mode = SMP_INDIRECT;
/* DIRECT MODE support only in spcv/ve */
pm8001_ha->smp_exp_mode = SMP_DIRECT;
tmp_addr = cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
preq_dma_addr = (char *)phys_to_virt(tmp_addr);
/* INDIRECT MODE command settings. Use DMA */
if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("SMP REQUEST INDIRECT MODE\n"));
/* for SPCv indirect mode. Place the top 4 bytes of
* SMP Request header here. */
for (i = 0; i < 4; i++)
smp_cmd.smp_req16[i] = *(preq_dma_addr + i);
/* exclude top 4 bytes for SMP req header */
smp_cmd.long_smp_req.long_req_addr =
cpu_to_le64((u64)sg_dma_address
(&task->smp_task.smp_req) - 4);
/* exclude 4 bytes for SMP req header and CRC */
smp_cmd.long_smp_req.long_req_size =
cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-8);
smp_cmd.long_smp_req.long_resp_addr =
cpu_to_le64((u64)sg_dma_address
(&task->smp_task.smp_resp));
smp_cmd.long_smp_req.long_resp_size =
cpu_to_le32((u32)sg_dma_len
(&task->smp_task.smp_resp)-4);
} else { /* DIRECT MODE */
smp_cmd.long_smp_req.long_req_addr =
cpu_to_le64((u64)sg_dma_address
(&task->smp_task.smp_req));
smp_cmd.long_smp_req.long_req_size =
cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
smp_cmd.long_smp_req.long_resp_addr =
cpu_to_le64((u64)sg_dma_address
(&task->smp_task.smp_resp));
smp_cmd.long_smp_req.long_resp_size =
cpu_to_le32
((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
}
if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
PM8001_IO_DBG(pm8001_ha,
pm8001_printk("SMP REQUEST DIRECT MODE\n"));
for (i = 0; i < length; i++)
if (i < 16) {
smp_cmd.smp_req16[i] = *(preq_dma_addr+i);
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req16[i],
*(preq_dma_addr)));
} else {
smp_cmd.smp_req[i] = *(preq_dma_addr+i);
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req[i],
*(preq_dma_addr)));
}
}
build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
&smp_cmd, pm8001_ha->smp_exp_mode, length);
pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd, 0);
return 0;
err_out_2:
dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
PCI_DMA_FROMDEVICE);
err_out:
dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
PCI_DMA_TODEVICE);
return rc;
}
static int check_enc_sas_cmd(struct sas_task *task)
{
u8 cmd = task->ssp_task.cmd->cmnd[0];
if (cmd == READ_10 || cmd == WRITE_10 || cmd == WRITE_VERIFY)
return 1;
else
return 0;
}
static int check_enc_sat_cmd(struct sas_task *task)
{
int ret = 0;
switch (task->ata_task.fis.command) {
case ATA_CMD_FPDMA_READ:
case ATA_CMD_READ_EXT:
case ATA_CMD_READ:
case ATA_CMD_FPDMA_WRITE:
case ATA_CMD_WRITE_EXT:
case ATA_CMD_WRITE:
case ATA_CMD_PIO_READ:
case ATA_CMD_PIO_READ_EXT:
case ATA_CMD_PIO_WRITE:
case ATA_CMD_PIO_WRITE_EXT:
ret = 1;
break;
default:
ret = 0;
break;
}
return ret;
}
/**
* pm80xx_chip_ssp_io_req - send a SSP task to FW
* @pm8001_ha: our hba card information.
* @ccb: the ccb information this request used.
*/
static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
struct pm8001_ccb_info *ccb)
{
struct sas_task *task = ccb->task;
struct domain_device *dev = task->dev;
struct pm8001_device *pm8001_dev = dev->lldd_dev;
struct ssp_ini_io_start_req ssp_cmd;
u32 tag = ccb->ccb_tag;
int ret;
u64 phys_addr;
struct inbound_queue_table *circularQ;
static u32 inb;
static u32 outb;
u32 opc = OPC_INB_SSPINIIOSTART;
memset(&ssp_cmd, 0, sizeof(ssp_cmd));
memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
/* data address domain added for spcv; set to 0 by host,
* used internally by controller
* 0 for SAS 1.1 and SAS 2.0 compatible TLR
*/
ssp_cmd.dad_dir_m_tlr =
cpu_to_le32(data_dir_flags[task->data_dir] << 8 | 0x0);
ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
ssp_cmd.tag = cpu_to_le32(tag);
if (task->ssp_task.enable_first_burst)
ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,
task->ssp_task.cmd->cmd_len);
circularQ = &pm8001_ha->inbnd_q_tbl[0];
/* Check if encryption is set */
if (pm8001_ha->chip->encrypt &&
!(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) {
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Encryption enabled.Sending Encrypt SAS command 0x%x\n",
task->ssp_task.cmd->cmnd[0]));
opc = OPC_INB_SSP_INI_DIF_ENC_IO;
/* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/
ssp_cmd.dad_dir_m_tlr = cpu_to_le32
((data_dir_flags[task->data_dir] << 8) | 0x20 | 0x0);
/* fill in PRD (scatter/gather) table, if any */
if (task->num_scatter > 1) {
pm8001_chip_make_sg(task->scatter,
ccb->n_elem, ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle +
offsetof(struct pm8001_ccb_info, buf_prd[0]);
ssp_cmd.enc_addr_low =
cpu_to_le32(lower_32_bits(phys_addr));
ssp_cmd.enc_addr_high =
cpu_to_le32(upper_32_bits(phys_addr));
ssp_cmd.enc_esgl = cpu_to_le32(1<<31);
} else if (task->num_scatter == 1) {
u64 dma_addr = sg_dma_address(task->scatter);
ssp_cmd.enc_addr_low =
cpu_to_le32(lower_32_bits(dma_addr));
ssp_cmd.enc_addr_high =
cpu_to_le32(upper_32_bits(dma_addr));
ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.enc_esgl = 0;
} else if (task->num_scatter == 0) {
ssp_cmd.enc_addr_low = 0;
ssp_cmd.enc_addr_high = 0;
ssp_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.enc_esgl = 0;
}
/* XTS mode. All other fields are 0 */
ssp_cmd.key_cmode = 0x6 << 4;
/* set tweak values. Should be the start lba */
ssp_cmd.twk_val0 = cpu_to_le32((task->ssp_task.cmd->cmnd[2] << 24) |
(task->ssp_task.cmd->cmnd[3] << 16) |
(task->ssp_task.cmd->cmnd[4] << 8) |
(task->ssp_task.cmd->cmnd[5]));
} else {
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Sending Normal SAS command 0x%x inb q %x\n",
task->ssp_task.cmd->cmnd[0], inb));
/* fill in PRD (scatter/gather) table, if any */
if (task->num_scatter > 1) {
pm8001_chip_make_sg(task->scatter, ccb->n_elem,
ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle +
offsetof(struct pm8001_ccb_info, buf_prd[0]);
ssp_cmd.addr_low =
cpu_to_le32(lower_32_bits(phys_addr));
ssp_cmd.addr_high =
cpu_to_le32(upper_32_bits(phys_addr));
ssp_cmd.esgl = cpu_to_le32(1<<31);
} else if (task->num_scatter == 1) {
u64 dma_addr = sg_dma_address(task->scatter);
ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
ssp_cmd.addr_high =
cpu_to_le32(upper_32_bits(dma_addr));
ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.esgl = 0;
} else if (task->num_scatter == 0) {
ssp_cmd.addr_low = 0;
ssp_cmd.addr_high = 0;
ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.esgl = 0;
}
}
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd, outb++);
/* rotate the outb queue */
outb = outb%PM8001_MAX_SPCV_OUTB_NUM;
return ret;
}
static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
struct pm8001_ccb_info *ccb)
{
struct sas_task *task = ccb->task;
struct domain_device *dev = task->dev;
struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
u32 tag = ccb->ccb_tag;
int ret;
static u32 inb;
static u32 outb;
struct sata_start_req sata_cmd;
u32 hdr_tag, ncg_tag = 0;
u64 phys_addr;
u32 ATAP = 0x0;
u32 dir;
struct inbound_queue_table *circularQ;
unsigned long flags;
u32 opc = OPC_INB_SATA_HOST_OPSTART;
memset(&sata_cmd, 0, sizeof(sata_cmd));
circularQ = &pm8001_ha->inbnd_q_tbl[0];
if (task->data_dir == PCI_DMA_NONE) {
ATAP = 0x04; /* no data*/
PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n"));
} else if (likely(!task->ata_task.device_control_reg_update)) {
if (task->ata_task.dma_xfer) {
ATAP = 0x06; /* DMA */
PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n"));
} else {
ATAP = 0x05; /* PIO*/
PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n"));
}
if (task->ata_task.use_ncq &&
dev->sata_dev.command_set != ATAPI_COMMAND_SET) {
ATAP = 0x07; /* FPDMA */
PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n"));
}
}
if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) {
task->ata_task.fis.sector_count |= (u8) (hdr_tag << 3);
ncg_tag = hdr_tag;
}
dir = data_dir_flags[task->data_dir] << 8;
sata_cmd.tag = cpu_to_le32(tag);
sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
sata_cmd.sata_fis = task->ata_task.fis;
if (likely(!task->ata_task.device_control_reg_update))
sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
/* Check if encryption is set */
if (pm8001_ha->chip->encrypt &&
!(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) {
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Encryption enabled.Sending Encrypt SATA cmd 0x%x\n",
sata_cmd.sata_fis.command));
opc = OPC_INB_SATA_DIF_ENC_IO;
/* set encryption bit */
sata_cmd.ncqtag_atap_dir_m_dad =
cpu_to_le32(((ncg_tag & 0xff)<<16)|
((ATAP & 0x3f) << 10) | 0x20 | dir);
/* dad (bit 0-1) is 0 */
/* fill in PRD (scatter/gather) table, if any */
if (task->num_scatter > 1) {
pm8001_chip_make_sg(task->scatter,
ccb->n_elem, ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle +
offsetof(struct pm8001_ccb_info, buf_prd[0]);
sata_cmd.enc_addr_low = lower_32_bits(phys_addr);
sata_cmd.enc_addr_high = upper_32_bits(phys_addr);
sata_cmd.enc_esgl = cpu_to_le32(1 << 31);
} else if (task->num_scatter == 1) {
u64 dma_addr = sg_dma_address(task->scatter);
sata_cmd.enc_addr_low = lower_32_bits(dma_addr);
sata_cmd.enc_addr_high = upper_32_bits(dma_addr);
sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
sata_cmd.enc_esgl = 0;
} else if (task->num_scatter == 0) {
sata_cmd.enc_addr_low = 0;
sata_cmd.enc_addr_high = 0;
sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
sata_cmd.enc_esgl = 0;
}
/* XTS mode. All other fields are 0 */
sata_cmd.key_index_mode = 0x6 << 4;
/* set tweak values. Should be the start lba */
sata_cmd.twk_val0 =
cpu_to_le32((sata_cmd.sata_fis.lbal_exp << 24) |
(sata_cmd.sata_fis.lbah << 16) |
(sata_cmd.sata_fis.lbam << 8) |
(sata_cmd.sata_fis.lbal));
sata_cmd.twk_val1 =
cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) |
(sata_cmd.sata_fis.lbam_exp));
} else {
PM8001_IO_DBG(pm8001_ha, pm8001_printk(
"Sending Normal SATA command 0x%x inb %x\n",
sata_cmd.sata_fis.command, inb));
/* dad (bit 0-1) is 0 */
sata_cmd.ncqtag_atap_dir_m_dad =
cpu_to_le32(((ncg_tag & 0xff)<<16) |
((ATAP & 0x3f) << 10) | dir);
/* fill in PRD (scatter/gather) table, if any */
if (task->num_scatter > 1) {
pm8001_chip_make_sg(task->scatter,
ccb->n_elem, ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle +
offsetof(struct pm8001_ccb_info, buf_prd[0]);
sata_cmd.addr_low = lower_32_bits(phys_addr);
sata_cmd.addr_high = upper_32_bits(phys_addr);
sata_cmd.esgl = cpu_to_le32(1 << 31);
} else if (task->num_scatter == 1) {
u64 dma_addr = sg_dma_address(task->scatter);
sata_cmd.addr_low = lower_32_bits(dma_addr);
sata_cmd.addr_high = upper_32_bits(dma_addr);
sata_cmd.len = cpu_to_le32(task->total_xfer_len);
sata_cmd.esgl = 0;
} else if (task->num_scatter == 0) {
sata_cmd.addr_low = 0;
sata_cmd.addr_high = 0;
sata_cmd.len = cpu_to_le32(task->total_xfer_len);
sata_cmd.esgl = 0;
}
/* scsi cdb */
sata_cmd.atapi_scsi_cdb[0] =
cpu_to_le32(((task->ata_task.atapi_packet[0]) |
(task->ata_task.atapi_packet[1] << 8) |
(task->ata_task.atapi_packet[2] << 16) |
(task->ata_task.atapi_packet[3] << 24)));
sata_cmd.atapi_scsi_cdb[1] =
cpu_to_le32(((task->ata_task.atapi_packet[4]) |
(task->ata_task.atapi_packet[5] << 8) |
(task->ata_task.atapi_packet[6] << 16) |
(task->ata_task.atapi_packet[7] << 24)));
sata_cmd.atapi_scsi_cdb[2] =
cpu_to_le32(((task->ata_task.atapi_packet[8]) |
(task->ata_task.atapi_packet[9] << 8) |
(task->ata_task.atapi_packet[10] << 16) |
(task->ata_task.atapi_packet[11] << 24)));
sata_cmd.atapi_scsi_cdb[3] =
cpu_to_le32(((task->ata_task.atapi_packet[12]) |
(task->ata_task.atapi_packet[13] << 8) |
(task->ata_task.atapi_packet[14] << 16) |
(task->ata_task.atapi_packet[15] << 24)));
}
/* Check for read log for failed drive and return */
if (sata_cmd.sata_fis.command == 0x2f) {
if (pm8001_ha_dev && ((pm8001_ha_dev->id & NCQ_READ_LOG_FLAG) ||
(pm8001_ha_dev->id & NCQ_ABORT_ALL_FLAG) ||
(pm8001_ha_dev->id & NCQ_2ND_RLE_FLAG))) {
struct task_status_struct *ts;
pm8001_ha_dev->id &= 0xDFFFFFFF;
ts = &task->task_status;
spin_lock_irqsave(&task->task_state_lock, flags);
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAM_STAT_GOOD;
task->task_state_flags &= ~SAS_TASK_STATE_PENDING;
task->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
task->task_state_flags |= SAS_TASK_STATE_DONE;
if (unlikely((task->task_state_flags &
SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&task->task_state_lock,
flags);
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("task 0x%p resp 0x%x "
" stat 0x%x but aborted by upper layer "
"\n", task, ts->resp, ts->stat));
pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
return 0;
} else if (task->uldd_task) {
spin_unlock_irqrestore(&task->task_state_lock,
flags);
pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
mb();/* ditto */
spin_unlock_irq(&pm8001_ha->lock);
task->task_done(task);
spin_lock_irq(&pm8001_ha->lock);
return 0;
} else if (!task->uldd_task) {
spin_unlock_irqrestore(&task->task_state_lock,
flags);
pm8001_ccb_task_free(pm8001_ha, task, ccb, tag);
mb();/*ditto*/
spin_unlock_irq(&pm8001_ha->lock);
task->task_done(task);
spin_lock_irq(&pm8001_ha->lock);
return 0;
}
}
}
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc,
&sata_cmd, outb++);
/* rotate the outb queue */
outb = outb%PM8001_MAX_SPCV_OUTB_NUM;
return ret;
}
/**
* pm80xx_chip_phy_start_req - start phy via PHY_START COMMAND
* @pm8001_ha: our hba card information.
* @num: the inbound queue number
* @phy_id: the phy id which we wanted to start up.
*/
static int
pm80xx_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
{
struct phy_start_req payload;
struct inbound_queue_table *circularQ;
int ret;
u32 tag = 0x01;
u32 opcode = OPC_INB_PHYSTART;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
memset(&payload, 0, sizeof(payload));
payload.tag = cpu_to_le32(tag);
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk("PHY START REQ for phy_id %d\n", phy_id));
/*
** [0:7] PHY Identifier
** [8:11] link rate 1.5G, 3G, 6G
** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b Auto mode
** [14] 0b disable spin up hold; 1b enable spin up hold
** [15] ob no change in current PHY analig setup 1b enable using SPAST
*/
payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
LINKMODE_AUTO | LINKRATE_15 |
LINKRATE_30 | LINKRATE_60 | phy_id);
/* SSC Disable and SAS Analog ST configuration */
/**
payload.ase_sh_lm_slr_phyid =
cpu_to_le32(SSC_DISABLE_30 | SAS_ASE | SPINHOLD_DISABLE |
LINKMODE_AUTO | LINKRATE_15 | LINKRATE_30 | LINKRATE_60 |
phy_id);
Have to add "SAS PHY Analog Setup SPASTI 1 Byte" Based on need
**/
payload.sas_identify.dev_type = SAS_END_DEVICE;
payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
memcpy(payload.sas_identify.sas_addr,
pm8001_ha->sas_addr, SAS_ADDR_SIZE);
payload.sas_identify.phy_id = phy_id;
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0);
return ret;
}
/**
* pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
* @pm8001_ha: our hba card information.
* @num: the inbound queue number
* @phy_id: the phy id which we wanted to start up.
*/
static int pm80xx_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
u8 phy_id)
{
struct phy_stop_req payload;
struct inbound_queue_table *circularQ;
int ret;
u32 tag = 0x01;
u32 opcode = OPC_INB_PHYSTOP;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
memset(&payload, 0, sizeof(payload));
payload.tag = cpu_to_le32(tag);
payload.phy_id = cpu_to_le32(phy_id);
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload, 0);
return ret;
}
/**
* see comments on pm8001_mpi_reg_resp.
*/
static int pm80xx_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
struct pm8001_device *pm8001_dev, u32 flag)
{
struct reg_dev_req payload;
u32 opc;
u32 stp_sspsmp_sata = 0x4;
struct inbound_queue_table *circularQ;
u32 linkrate, phy_id;
int rc, tag = 0xdeadbeef;
struct pm8001_ccb_info *ccb;
u8 retryFlag = 0x1;
u16 firstBurstSize = 0;
u16 ITNT = 2000;
struct domain_device *dev = pm8001_dev->sas_device;
struct domain_device *parent_dev = dev->parent;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
memset(&payload, 0, sizeof(payload));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
return rc;
ccb = &pm8001_ha->ccb_info[tag];
ccb->device = pm8001_dev;
ccb->ccb_tag = tag;
payload.tag = cpu_to_le32(tag);
if (flag == 1) {
stp_sspsmp_sata = 0x02; /*direct attached sata */
} else {
if (pm8001_dev->dev_type == SAS_SATA_DEV)
stp_sspsmp_sata = 0x00; /* stp*/
else if (pm8001_dev->dev_type == SAS_END_DEVICE ||
pm8001_dev->dev_type == SAS_EDGE_EXPANDER_DEVICE ||
pm8001_dev->dev_type == SAS_FANOUT_EXPANDER_DEVICE)
stp_sspsmp_sata = 0x01; /*ssp or smp*/
}
if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
phy_id = parent_dev->ex_dev.ex_phy->phy_id;
else
phy_id = pm8001_dev->attached_phy;
opc = OPC_INB_REG_DEV;
linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
pm8001_dev->sas_device->linkrate : dev->port->linkrate;
payload.phyid_portid =
cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0xFF) |
((phy_id & 0xFF) << 8));
payload.dtype_dlr_mcn_ir_retry = cpu_to_le32((retryFlag & 0x01) |
((linkrate & 0x0F) << 24) |
((stp_sspsmp_sata & 0x03) << 28));
payload.firstburstsize_ITNexustimeout =
cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
memcpy(payload.sas_addr, pm8001_dev->sas_device->sas_addr,
SAS_ADDR_SIZE);
rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
return rc;
}
/**
* pm80xx_chip_phy_ctl_req - support the local phy operation
* @pm8001_ha: our hba card information.
* @num: the inbound queue number
* @phy_id: the phy id which we wanted to operate
* @phy_op:
*/
static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
u32 phyId, u32 phy_op)
{
struct local_phy_ctl_req payload;
struct inbound_queue_table *circularQ;
int ret;
u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
memset(&payload, 0, sizeof(payload));
circularQ = &pm8001_ha->inbnd_q_tbl[0];
payload.tag = cpu_to_le32(1);
payload.phyop_phyid =
cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF));
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
return ret;
}
static u32 pm80xx_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha)
{
u32 value;
#ifdef PM8001_USE_MSIX
return 1;
#endif
value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
if (value)
return 1;
return 0;
}
/**
* pm8001_chip_isr - PM8001 isr handler.
* @pm8001_ha: our hba card information.
* @irq: irq number.
* @stat: stat.
*/
static irqreturn_t
pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
pm80xx_chip_interrupt_disable(pm8001_ha, vec);
process_oq(pm8001_ha, vec);
pm80xx_chip_interrupt_enable(pm8001_ha, vec);
return IRQ_HANDLED;
}
const struct pm8001_dispatch pm8001_80xx_dispatch = {
.name = "pmc80xx",
.chip_init = pm80xx_chip_init,
.chip_soft_rst = pm80xx_chip_soft_rst,
.chip_rst = pm80xx_hw_chip_rst,
.chip_iounmap = pm8001_chip_iounmap,
.isr = pm80xx_chip_isr,
.is_our_interupt = pm80xx_chip_is_our_interupt,
.isr_process_oq = process_oq,
.interrupt_enable = pm80xx_chip_interrupt_enable,
.interrupt_disable = pm80xx_chip_interrupt_disable,
.make_prd = pm8001_chip_make_sg,
.smp_req = pm80xx_chip_smp_req,
.ssp_io_req = pm80xx_chip_ssp_io_req,
.sata_req = pm80xx_chip_sata_req,
.phy_start_req = pm80xx_chip_phy_start_req,
.phy_stop_req = pm80xx_chip_phy_stop_req,
.reg_dev_req = pm80xx_chip_reg_dev_req,
.dereg_dev_req = pm8001_chip_dereg_dev_req,
.phy_ctl_req = pm80xx_chip_phy_ctl_req,
.task_abort = pm8001_chip_abort_task,
.ssp_tm_req = pm8001_chip_ssp_tm_req,
.get_nvmd_req = pm8001_chip_get_nvmd_req,
.set_nvmd_req = pm8001_chip_set_nvmd_req,
.fw_flash_update_req = pm8001_chip_fw_flash_update_req,
.set_dev_state_req = pm8001_chip_set_dev_state_req,
};
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