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linux-zen-server/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"
#include "pm80xx_tracepoints.h"
#define SMP_DIRECT 1
#define SMP_INDIRECT 2
int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value)
{
u32 reg_val;
unsigned long start;
pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER, shift_value);
/* confirm the setting is written */
start = jiffies + HZ; /* 1 sec */
do {
reg_val = pm8001_cr32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER);
} while ((reg_val != shift_value) && time_before(jiffies, start));
if (reg_val != shift_value) {
pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MEMBASE_II_SHIFT_REGISTER = 0x%x\n",
reg_val);
return -1;
}
return 0;
}
static void pm80xx_pci_mem_copy(struct pm8001_hba_info *pm8001_ha, u32 soffset,
__le32 *destination,
u32 dw_count, u32 bus_base_number)
{
u32 index, value, offset;
for (index = 0; index < dw_count; index += 4, destination++) {
offset = (soffset + index);
if (offset < (64 * 1024)) {
value = pm8001_cr32(pm8001_ha, bus_base_number, offset);
*destination = cpu_to_le32(value);
}
}
return;
}
ssize_t pm80xx_get_fatal_dump(struct device *cdev,
struct device_attribute *attr, char *buf)
{
struct Scsi_Host *shost = class_to_shost(cdev);
struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
void __iomem *fatal_table_address = pm8001_ha->fatal_tbl_addr;
u32 accum_len, reg_val, index, *temp;
u32 status = 1;
unsigned long start;
u8 *direct_data;
char *fatal_error_data = buf;
u32 length_to_read;
u32 offset;
pm8001_ha->forensic_info.data_buf.direct_data = buf;
if (pm8001_ha->chip_id == chip_8001) {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
"Not supported for SPC controller");
return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
(char *)buf;
}
/* initialize variables for very first call from host application */
if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
pm8001_dbg(pm8001_ha, IO,
"forensic_info TYPE_NON_FATAL..............\n");
direct_data = (u8 *)fatal_error_data;
pm8001_ha->forensic_info.data_type = TYPE_NON_FATAL;
pm8001_ha->forensic_info.data_buf.direct_len = SYSFS_OFFSET;
pm8001_ha->forensic_info.data_buf.direct_offset = 0;
pm8001_ha->forensic_info.data_buf.read_len = 0;
pm8001_ha->forensic_preserved_accumulated_transfer = 0;
/* Write signature to fatal dump table */
pm8001_mw32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_SIGNATURE, 0x1234abcd);
pm8001_ha->forensic_info.data_buf.direct_data = direct_data;
pm8001_dbg(pm8001_ha, IO, "ossaHwCB: status1 %d\n", status);
pm8001_dbg(pm8001_ha, IO, "ossaHwCB: read_len 0x%x\n",
pm8001_ha->forensic_info.data_buf.read_len);
pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_len 0x%x\n",
pm8001_ha->forensic_info.data_buf.direct_len);
pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_offset 0x%x\n",
pm8001_ha->forensic_info.data_buf.direct_offset);
}
if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) {
/* start to get data */
/* Program the MEMBASE II Shifting Register with 0x00.*/
pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
pm8001_ha->fatal_forensic_shift_offset);
pm8001_ha->forensic_last_offset = 0;
pm8001_ha->forensic_fatal_step = 0;
pm8001_ha->fatal_bar_loc = 0;
}
/* Read until accum_len is retrieved */
accum_len = pm8001_mr32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
/* Determine length of data between previously stored transfer length
* and current accumulated transfer length
*/
length_to_read =
accum_len - pm8001_ha->forensic_preserved_accumulated_transfer;
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: accum_len 0x%x\n",
accum_len);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: length_to_read 0x%x\n",
length_to_read);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: last_offset 0x%x\n",
pm8001_ha->forensic_last_offset);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: read_len 0x%x\n",
pm8001_ha->forensic_info.data_buf.read_len);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_len 0x%x\n",
pm8001_ha->forensic_info.data_buf.direct_len);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_offset 0x%x\n",
pm8001_ha->forensic_info.data_buf.direct_offset);
/* If accumulated length failed to read correctly fail the attempt.*/
if (accum_len == 0xFFFFFFFF) {
pm8001_dbg(pm8001_ha, IO,
"Possible PCI issue 0x%x not expected\n",
accum_len);
return status;
}
/* If accumulated length is zero fail the attempt */
if (accum_len == 0) {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", 0xFFFFFFFF);
return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
(char *)buf;
}
/* Accumulated length is good so start capturing the first data */
temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
if (pm8001_ha->forensic_fatal_step == 0) {
moreData:
/* If data to read is less than SYSFS_OFFSET then reduce the
* length of dataLen
*/
if (pm8001_ha->forensic_last_offset + SYSFS_OFFSET
> length_to_read) {
pm8001_ha->forensic_info.data_buf.direct_len =
length_to_read -
pm8001_ha->forensic_last_offset;
} else {
pm8001_ha->forensic_info.data_buf.direct_len =
SYSFS_OFFSET;
}
if (pm8001_ha->forensic_info.data_buf.direct_data) {
/* Data is in bar, copy to host memory */
pm80xx_pci_mem_copy(pm8001_ha,
pm8001_ha->fatal_bar_loc,
pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr,
pm8001_ha->forensic_info.data_buf.direct_len, 1);
}
pm8001_ha->fatal_bar_loc +=
pm8001_ha->forensic_info.data_buf.direct_len;
pm8001_ha->forensic_info.data_buf.direct_offset +=
pm8001_ha->forensic_info.data_buf.direct_len;
pm8001_ha->forensic_last_offset +=
pm8001_ha->forensic_info.data_buf.direct_len;
pm8001_ha->forensic_info.data_buf.read_len =
pm8001_ha->forensic_info.data_buf.direct_len;
if (pm8001_ha->forensic_last_offset >= length_to_read) {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", 3);
for (index = 0; index <
(pm8001_ha->forensic_info.data_buf.direct_len
/ 4); index++) {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(
pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", *(temp + index));
}
pm8001_ha->fatal_bar_loc = 0;
pm8001_ha->forensic_fatal_step = 1;
pm8001_ha->fatal_forensic_shift_offset = 0;
pm8001_ha->forensic_last_offset = 0;
status = 0;
offset = (int)
((char *)pm8001_ha->forensic_info.data_buf.direct_data
- (char *)buf);
pm8001_dbg(pm8001_ha, IO,
"get_fatal_spcv:return1 0x%x\n", offset);
return (char *)pm8001_ha->
forensic_info.data_buf.direct_data -
(char *)buf;
}
if (pm8001_ha->fatal_bar_loc < (64 * 1024)) {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->
forensic_info.data_buf.direct_data,
"%08x ", 2);
for (index = 0; index <
(pm8001_ha->forensic_info.data_buf.direct_len
/ 4); index++) {
pm8001_ha->forensic_info.data_buf.direct_data
+= sprintf(pm8001_ha->
forensic_info.data_buf.direct_data,
"%08x ", *(temp + index));
}
status = 0;
offset = (int)
((char *)pm8001_ha->forensic_info.data_buf.direct_data
- (char *)buf);
pm8001_dbg(pm8001_ha, IO,
"get_fatal_spcv:return2 0x%x\n", offset);
return (char *)pm8001_ha->
forensic_info.data_buf.direct_data -
(char *)buf;
}
/* Increment the MEMBASE II Shifting Register value by 0x100.*/
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", 2);
for (index = 0; index <
(pm8001_ha->forensic_info.data_buf.direct_len
/ 4) ; index++) {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->
forensic_info.data_buf.direct_data,
"%08x ", *(temp + index));
}
pm8001_ha->fatal_forensic_shift_offset += 0x100;
pm8001_cw32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER,
pm8001_ha->fatal_forensic_shift_offset);
pm8001_ha->fatal_bar_loc = 0;
status = 0;
offset = (int)
((char *)pm8001_ha->forensic_info.data_buf.direct_data
- (char *)buf);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return3 0x%x\n",
offset);
return (char *)pm8001_ha->forensic_info.data_buf.direct_data -
(char *)buf;
}
if (pm8001_ha->forensic_fatal_step == 1) {
/* store previous accumulated length before triggering next
* accumulated length update
*/
pm8001_ha->forensic_preserved_accumulated_transfer =
pm8001_mr32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
/* continue capturing the fatal log until Dump status is 0x3 */
if (pm8001_mr32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_STATUS) <
MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) {
/* reset fddstat bit by writing to zero*/
pm8001_mw32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_STATUS, 0x0);
/* set dump control value to '1' so that new data will
* be transferred to shared memory
*/
pm8001_mw32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_HANDSHAKE,
MPI_FATAL_EDUMP_HANDSHAKE_RDY);
/*Poll FDDHSHK until clear */
start = jiffies + (2 * HZ); /* 2 sec */
do {
reg_val = pm8001_mr32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_HANDSHAKE);
} while ((reg_val) && time_before(jiffies, start));
if (reg_val != 0) {
pm8001_dbg(pm8001_ha, FAIL,
"TIMEOUT:MPI_FATAL_EDUMP_TABLE_HDSHAKE 0x%x\n",
reg_val);
/* Fail the dump if a timeout occurs */
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(
pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", 0xFFFFFFFF);
return((char *)
pm8001_ha->forensic_info.data_buf.direct_data
- (char *)buf);
}
/* Poll status register until set to 2 or
* 3 for up to 2 seconds
*/
start = jiffies + (2 * HZ); /* 2 sec */
do {
reg_val = pm8001_mr32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_STATUS);
} while (((reg_val != 2) && (reg_val != 3)) &&
time_before(jiffies, start));
if (reg_val < 2) {
pm8001_dbg(pm8001_ha, FAIL,
"TIMEOUT:MPI_FATAL_EDUMP_TABLE_STATUS = 0x%x\n",
reg_val);
/* Fail the dump if a timeout occurs */
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(
pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", 0xFFFFFFFF);
return((char *)pm8001_ha->forensic_info.data_buf.direct_data -
(char *)buf);
}
/* reset fatal_forensic_shift_offset back to zero and reset MEMBASE 2 register to zero */
pm8001_ha->fatal_forensic_shift_offset = 0; /* location in 64k region */
pm8001_cw32(pm8001_ha, 0,
MEMBASE_II_SHIFT_REGISTER,
pm8001_ha->fatal_forensic_shift_offset);
}
/* Read the next block of the debug data.*/
length_to_read = pm8001_mr32(fatal_table_address,
MPI_FATAL_EDUMP_TABLE_ACCUM_LEN) -
pm8001_ha->forensic_preserved_accumulated_transfer;
if (length_to_read != 0x0) {
pm8001_ha->forensic_fatal_step = 0;
goto moreData;
} else {
pm8001_ha->forensic_info.data_buf.direct_data +=
sprintf(pm8001_ha->forensic_info.data_buf.direct_data,
"%08x ", 4);
pm8001_ha->forensic_info.data_buf.read_len = 0xFFFFFFFF;
pm8001_ha->forensic_info.data_buf.direct_len = 0;
pm8001_ha->forensic_info.data_buf.direct_offset = 0;
pm8001_ha->forensic_info.data_buf.read_len = 0;
}
}
offset = (int)((char *)pm8001_ha->forensic_info.data_buf.direct_data
- (char *)buf);
pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return4 0x%x\n", offset);
return ((char *)pm8001_ha->forensic_info.data_buf.direct_data -
(char *)buf);
}
/* pm80xx_get_non_fatal_dump - dump the nonfatal data from the dma
* location by the firmware.
*/
ssize_t pm80xx_get_non_fatal_dump(struct device *cdev,
struct device_attribute *attr, char *buf)
{
struct Scsi_Host *shost = class_to_shost(cdev);
struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
void __iomem *nonfatal_table_address = pm8001_ha->fatal_tbl_addr;
u32 accum_len = 0;
u32 total_len = 0;
u32 reg_val = 0;
u32 *temp = NULL;
u32 index = 0;
u32 output_length;
unsigned long start = 0;
char *buf_copy = buf;
temp = (u32 *)pm8001_ha->memoryMap.region[FORENSIC_MEM].virt_ptr;
if (++pm8001_ha->non_fatal_count == 1) {
if (pm8001_ha->chip_id == chip_8001) {
snprintf(pm8001_ha->forensic_info.data_buf.direct_data,
PAGE_SIZE, "Not supported for SPC controller");
return 0;
}
pm8001_dbg(pm8001_ha, IO, "forensic_info TYPE_NON_FATAL...\n");
/*
* Step 1: Write the host buffer parameters in the MPI Fatal and
* Non-Fatal Error Dump Capture Table.This is the buffer
* where debug data will be DMAed to.
*/
pm8001_mw32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_LO_OFFSET,
pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_lo);
pm8001_mw32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_HI_OFFSET,
pm8001_ha->memoryMap.region[FORENSIC_MEM].phys_addr_hi);
pm8001_mw32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_LENGTH, SYSFS_OFFSET);
/* Optionally, set the DUMPCTRL bit to 1 if the host
* keeps sending active I/Os while capturing the non-fatal
* debug data. Otherwise, leave this bit set to zero
*/
pm8001_mw32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_HANDSHAKE, MPI_FATAL_EDUMP_HANDSHAKE_RDY);
/*
* Step 2: Clear Accumulative Length of Debug Data Transferred
* [ACCDDLEN] field in the MPI Fatal and Non-Fatal Error Dump
* Capture Table to zero.
*/
pm8001_mw32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_ACCUM_LEN, 0);
/* initiallize previous accumulated length to 0 */
pm8001_ha->forensic_preserved_accumulated_transfer = 0;
pm8001_ha->non_fatal_read_length = 0;
}
total_len = pm8001_mr32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_TOTAL_LEN);
/*
* Step 3:Clear Fatal/Non-Fatal Debug Data Transfer Status [FDDTSTAT]
* field and then request that the SPCv controller transfer the debug
* data by setting bit 7 of the Inbound Doorbell Set Register.
*/
pm8001_mw32(nonfatal_table_address, MPI_FATAL_EDUMP_TABLE_STATUS, 0);
pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET,
SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP);
/*
* Step 4.1: Read back the Inbound Doorbell Set Register (by polling for
* 2 seconds) until register bit 7 is cleared.
* This step only indicates the request is accepted by the controller.
*/
start = jiffies + (2 * HZ); /* 2 sec */
do {
reg_val = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET) &
SPCv_MSGU_CFG_TABLE_NONFATAL_DUMP;
} while ((reg_val != 0) && time_before(jiffies, start));
/* Step 4.2: To check the completion of the transfer, poll the Fatal/Non
* Fatal Debug Data Transfer Status [FDDTSTAT] field for 2 seconds in
* the MPI Fatal and Non-Fatal Error Dump Capture Table.
*/
start = jiffies + (2 * HZ); /* 2 sec */
do {
reg_val = pm8001_mr32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_STATUS);
} while ((!reg_val) && time_before(jiffies, start));
if ((reg_val == 0x00) ||
(reg_val == MPI_FATAL_EDUMP_TABLE_STAT_DMA_FAILED) ||
(reg_val > MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE)) {
pm8001_ha->non_fatal_read_length = 0;
buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 0xFFFFFFFF);
pm8001_ha->non_fatal_count = 0;
return (buf_copy - buf);
} else if (reg_val ==
MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_MORE_DATA) {
buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 2);
} else if ((reg_val == MPI_FATAL_EDUMP_TABLE_STAT_NF_SUCCESS_DONE) ||
(pm8001_ha->non_fatal_read_length >= total_len)) {
pm8001_ha->non_fatal_read_length = 0;
buf_copy += snprintf(buf_copy, PAGE_SIZE, "%08x ", 4);
pm8001_ha->non_fatal_count = 0;
}
accum_len = pm8001_mr32(nonfatal_table_address,
MPI_FATAL_EDUMP_TABLE_ACCUM_LEN);
output_length = accum_len -
pm8001_ha->forensic_preserved_accumulated_transfer;
for (index = 0; index < output_length/4; index++)
buf_copy += snprintf(buf_copy, PAGE_SIZE,
"%08x ", *(temp+index));
pm8001_ha->non_fatal_read_length += output_length;
/* store current accumulated length to use in next iteration as
* the previous accumulated length
*/
pm8001_ha->forensic_preserved_accumulated_transfer = accum_len;
return (buf_copy - buf);
}
/**
* 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 port recover and reset timeout */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer =
pm8001_mr32(address, MAIN_PORT_RECOVERY_TIMER);
/* read ILA and inactive firmware version */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version =
pm8001_mr32(address, MAIN_MPI_ILA_RELEASE_TYPE);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version =
pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION);
pm8001_dbg(pm8001_ha, DEV,
"Main cfg table: sign:%x interface rev:%x fw_rev:%x\n",
pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev);
pm8001_dbg(pm8001_ha, DEV,
"table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n",
pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset);
pm8001_dbg(pm8001_ha, DEV,
"Main cfg table; ila rev:%x Inactive fw rev:%x\n",
pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version);
}
/**
* 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_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_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;
u32 ib_offset = pm8001_ha->ib_offset;
u32 ob_offset = pm8001_ha->ob_offset;
u32 ci_offset = pm8001_ha->ci_offset;
u32 pi_offset = pm8001_ha->pi_offset;
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;
/* Enable higher IQs and OQs, 32 to 63, bit 16 */
if (pm8001_ha->max_q_num > 32)
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
1 << 16;
/* Disable end to end CRC checking */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump = (0x1 << 16);
for (i = 0; i < pm8001_ha->max_q_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_offset + i].phys_addr_hi;
pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
pm8001_ha->memoryMap.region[ib_offset + i].phys_addr_lo;
pm8001_ha->inbnd_q_tbl[i].base_virt =
(u8 *)pm8001_ha->memoryMap.region[ib_offset + i].virt_ptr;
pm8001_ha->inbnd_q_tbl[i].total_length =
pm8001_ha->memoryMap.region[ib_offset + i].total_len;
pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_hi;
pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
pm8001_ha->memoryMap.region[ci_offset + i].phys_addr_lo;
pm8001_ha->inbnd_q_tbl[i].ci_virt =
pm8001_ha->memoryMap.region[ci_offset + i].virt_ptr;
pm8001_write_32(pm8001_ha->inbnd_q_tbl[i].ci_virt, 0, 0);
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;
pm8001_dbg(pm8001_ha, DEV,
"IQ %d pi_bar 0x%x pi_offset 0x%x\n", i,
pm8001_ha->inbnd_q_tbl[i].pi_pci_bar,
pm8001_ha->inbnd_q_tbl[i].pi_offset);
}
for (i = 0; i < pm8001_ha->max_q_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_offset + i].phys_addr_hi;
pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
pm8001_ha->memoryMap.region[ob_offset + i].phys_addr_lo;
pm8001_ha->outbnd_q_tbl[i].base_virt =
(u8 *)pm8001_ha->memoryMap.region[ob_offset + i].virt_ptr;
pm8001_ha->outbnd_q_tbl[i].total_length =
pm8001_ha->memoryMap.region[ob_offset + i].total_len;
pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
pm8001_ha->memoryMap.region[pi_offset + i].phys_addr_hi;
pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
pm8001_ha->memoryMap.region[pi_offset + 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_offset + i].virt_ptr;
pm8001_write_32(pm8001_ha->outbnd_q_tbl[i].pi_virt, 0, 0);
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;
pm8001_dbg(pm8001_ha, DEV,
"OQ %d ci_bar 0x%x ci_offset 0x%x\n", i,
pm8001_ha->outbnd_q_tbl[i].ci_pci_bar,
pm8001_ha->outbnd_q_tbl[i].ci_offset);
}
}
/**
* 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);
/* Update Fatal error interrupt vector */
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt |=
((pm8001_ha->max_q_num - 1) << 8);
pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt);
pm8001_dbg(pm8001_ha, DEV,
"Updated Fatal error interrupt vector 0x%x\n",
pm8001_mr32(address, MAIN_FATAL_ERROR_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_dbg(pm8001_ha, DEV,
"Programming DW 0x21 in main cfg table with 0x%x\n",
pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET));
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);
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &= 0xffff0000;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
PORT_RECOVERY_TIMEOUT;
if (pm8001_ha->chip_id == chip_8006) {
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer &=
0x0000ffff;
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer |=
CHIP_8006_PORT_RECOVERY_TIMEOUT;
}
pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER,
pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer);
}
/**
* update_inbnd_queue_table - update the inbound queue table to the HBA.
* @pm8001_ha: our hba card information
* @number: entry in the queue
*/
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);
pm8001_dbg(pm8001_ha, DEV,
"IQ %d: Element pri size 0x%x\n",
number,
pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
pm8001_dbg(pm8001_ha, DEV,
"IQ upr base addr 0x%x IQ lwr base addr 0x%x\n",
pm8001_ha->inbnd_q_tbl[number].upper_base_addr,
pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
pm8001_dbg(pm8001_ha, DEV,
"CI upper base addr 0x%x CI lower base addr 0x%x\n",
pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr,
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
* @number: entry in the queue
*/
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);
pm8001_dbg(pm8001_ha, DEV,
"OQ %d: Element pri size 0x%x\n",
number,
pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
pm8001_dbg(pm8001_ha, DEV,
"OQ upr base addr 0x%x OQ lwr base addr 0x%x\n",
pm8001_ha->outbnd_q_tbl[number].upper_base_addr,
pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
pm8001_dbg(pm8001_ha, DEV,
"PI upper base addr 0x%x PI lower base addr 0x%x\n",
pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr,
pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
}
/**
* 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 */
if (IS_SPCV_12G(pm8001_ha->pdev)) {
max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
} else {
max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
}
do {
msleep(FW_READY_INTERVAL);
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) {
/* additional check */
pm8001_dbg(pm8001_ha, FAIL,
"Inb doorbell clear not toggled[value:%x]\n",
value);
return -EBUSY;
}
/* check the MPI-State for initialization up to 100ms*/
max_wait_count = 5;/* 100 msec */
do {
msleep(FW_READY_INTERVAL);
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 -EBUSY;
/* check MPI Initialization error */
gst_len_mpistate = gst_len_mpistate >> 16;
if (0x0000 != gst_len_mpistate)
return -EBUSY;
/*
* As per controller datasheet, after successful MPI
* initialization minimum 500ms delay is required before
* issuing commands.
*/
msleep(500);
return 0;
}
/**
* check_fw_ready - The LLDD check if the FW is ready, if not, return error.
* This function sleeps hence it must not be used in atomic context.
* @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;
u32 expected_mask;
int ret = 0;
/* reset / PCIe ready */
max_wait_time = max_wait_count = 5; /* 100 milli sec */
do {
msleep(FW_READY_INTERVAL);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while ((value == 0xFFFFFFFF) && (--max_wait_count));
/* check ila, RAAE and iops status */
if ((pm8001_ha->chip_id != chip_8008) &&
(pm8001_ha->chip_id != chip_8009)) {
max_wait_time = max_wait_count = 180; /* 3600 milli sec */
expected_mask = SCRATCH_PAD_ILA_READY |
SCRATCH_PAD_RAAE_READY |
SCRATCH_PAD_IOP0_READY |
SCRATCH_PAD_IOP1_READY;
} else {
max_wait_time = max_wait_count = 170; /* 3400 milli sec */
expected_mask = SCRATCH_PAD_ILA_READY |
SCRATCH_PAD_RAAE_READY |
SCRATCH_PAD_IOP0_READY;
}
do {
msleep(FW_READY_INTERVAL);
value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
} while (((value & expected_mask) !=
expected_mask) && (--max_wait_count));
if (!max_wait_count) {
pm8001_dbg(pm8001_ha, INIT,
"At least one FW component failed to load within %d millisec: Scratchpad1: 0x%x\n",
max_wait_time * FW_READY_INTERVAL, value);
ret = -1;
} else {
pm8001_dbg(pm8001_ha, MSG,
"All FW components ready by %d ms\n",
(max_wait_time - max_wait_count) * FW_READY_INTERVAL);
}
return ret;
}
static int 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);
/*
* lower 26 bits of SCRATCHPAD0 register describes offset within the
* PCIe BAR where the MPI configuration table is present
*/
offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */
pm8001_dbg(pm8001_ha, DEV, "Scratchpad 0 Offset: 0x%x value 0x%x\n",
offset, value);
/*
* Upper 6 bits describe the offset within PCI config space where BAR
* is located.
*/
pcilogic = (value & 0xFC000000) >> 26;
pcibar = get_pci_bar_index(pcilogic);
pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar);
/*
* Make sure the offset falls inside the ioremapped PCI BAR
*/
if (offset > pm8001_ha->io_mem[pcibar].memsize) {
pm8001_dbg(pm8001_ha, FAIL,
"Main cfg tbl offset outside %u > %u\n",
offset, pm8001_ha->io_mem[pcibar].memsize);
return -EBUSY;
}
pm8001_ha->main_cfg_tbl_addr = base_addr =
pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
/*
* Validate main configuration table address: first DWord should read
* "PMCS"
*/
value = pm8001_mr32(pm8001_ha->main_cfg_tbl_addr, 0);
if (memcmp(&value, "PMCS", 4) != 0) {
pm8001_dbg(pm8001_ha, FAIL,
"BAD main config signature 0x%x\n",
value);
return -EBUSY;
}
pm8001_dbg(pm8001_ha, INIT,
"VALID main config signature 0x%x\n", value);
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_ha->fatal_tbl_addr =
base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0xA0) &
0xFFFFFF);
pm8001_dbg(pm8001_ha, INIT, "GST OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x18));
pm8001_dbg(pm8001_ha, INIT, "INBND OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C));
pm8001_dbg(pm8001_ha, INIT, "OBND OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x20));
pm8001_dbg(pm8001_ha, INIT, "IVT OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C));
pm8001_dbg(pm8001_ha, INIT, "PSPA OFFSET 0x%x\n",
pm8001_cr32(pm8001_ha, pcibar, offset + 0x90));
pm8001_dbg(pm8001_ha, INIT, "addr - main cfg %p general status %p\n",
pm8001_ha->main_cfg_tbl_addr,
pm8001_ha->general_stat_tbl_addr);
pm8001_dbg(pm8001_ha, INIT, "addr - inbnd %p obnd %p\n",
pm8001_ha->inbnd_q_tbl_addr,
pm8001_ha->outbnd_q_tbl_addr);
pm8001_dbg(pm8001_ha, INIT, "addr - pspa %p ivt %p\n",
pm8001_ha->pspa_q_tbl_addr,
pm8001_ha->ivt_tbl_addr);
return 0;
}
/**
* 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;
int rc;
u32 tag;
u32 opc = OPC_INB_SET_CONTROLLER_CONFIG;
u32 page_code;
memset(&payload, 0, sizeof(struct set_ctrl_cfg_req));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
return rc;
payload.tag = cpu_to_le32(tag);
if (IS_SPCV_12G(pm8001_ha->pdev))
page_code = THERMAL_PAGE_CODE_7H;
else
page_code = THERMAL_PAGE_CODE_8H;
payload.cfg_pg[0] =
cpu_to_le32((THERMAL_LOG_ENABLE << 9) |
(THERMAL_ENABLE << 8) | page_code);
payload.cfg_pg[1] =
cpu_to_le32((LTEMPHIL << 24) | (RTEMPHIL << 8));
pm8001_dbg(pm8001_ha, DEV,
"Setting up thermal config. cfg_pg 0 0x%x cfg_pg 1 0x%x\n",
payload.cfg_pg[0], payload.cfg_pg[1]);
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_tag_free(pm8001_ha, tag);
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;
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 rc;
payload.tag = cpu_to_le32(tag);
SASConfigPage.pageCode = cpu_to_le32(SAS_PROTOCOL_TIMER_CONFIG_PAGE);
SASConfigPage.MST_MSI = cpu_to_le32(3 << 15);
SASConfigPage.STP_SSP_MCT_TMO =
cpu_to_le32((STP_MCT_TMO << 16) | SSP_MCT_TMO);
SASConfigPage.STP_FRM_TMO =
cpu_to_le32((SAS_MAX_OPEN_TIME << 24) |
(SMP_MAX_CONN_TIMER << 16) | STP_FRM_TIMER);
SASConfigPage.STP_IDLE_TMO = cpu_to_le32(STP_IDLE_TIME);
SASConfigPage.OPNRJT_RTRY_INTVL =
cpu_to_le32((SAS_MFD << 16) | SAS_OPNRJT_RTRY_INTVL);
SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO =
cpu_to_le32((SAS_DOPNRJT_RTRY_TMO << 16) | SAS_COPNRJT_RTRY_TMO);
SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR =
cpu_to_le32((SAS_DOPNRJT_RTRY_THR << 16) | SAS_COPNRJT_RTRY_THR);
SASConfigPage.MAX_AIP = cpu_to_le32(SAS_MAX_AIP);
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.pageCode 0x%08x\n",
le32_to_cpu(SASConfigPage.pageCode));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MST_MSI 0x%08x\n",
le32_to_cpu(SASConfigPage.MST_MSI));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_SSP_MCT_TMO 0x%08x\n",
le32_to_cpu(SASConfigPage.STP_SSP_MCT_TMO));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_FRM_TMO 0x%08x\n",
le32_to_cpu(SASConfigPage.STP_FRM_TMO));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_IDLE_TMO 0x%08x\n",
le32_to_cpu(SASConfigPage.STP_IDLE_TMO));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.OPNRJT_RTRY_INTVL 0x%08x\n",
le32_to_cpu(SASConfigPage.OPNRJT_RTRY_INTVL));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO 0x%08x\n",
le32_to_cpu(SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR 0x%08x\n",
le32_to_cpu(SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR));
pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MAX_AIP 0x%08x\n",
le32_to_cpu(SASConfigPage.MAX_AIP));
memcpy(&payload.cfg_pg, &SASConfigPage,
sizeof(SASProtocolTimerConfig_t));
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_tag_free(pm8001_ha, tag);
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 = -1;
/* 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_dbg(pm8001_ha, INIT,
"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_dbg(pm8001_ha, INIT,
"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;
ret = 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_dbg(pm8001_ha, INIT,
"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);
} 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_dbg(pm8001_ha, INIT,
"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);
}
return ret;
}
/**
* pm80xx_encrypt_update - update flash with encryption information
* @pm8001_ha: our hba card information.
*/
static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha)
{
struct kek_mgmt_req payload;
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 rc;
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 =
cpu_to_le32(((1 << 24) | (1 << 16) | (1 << 8) |
KEK_MGMT_SUBOP_KEYCARDUPDATE));
pm8001_dbg(pm8001_ha, DEV,
"Saving Encryption info to flash. payload 0x%x\n",
le32_to_cpu(payload.new_curidx_ksop));
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_tag_free(pm8001_ha, tag);
return rc;
}
/**
* pm80xx_chip_init - the main init function that initializes 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_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
return -EBUSY;
}
/* Initialize the controller fatal error flag */
pm8001_ha->controller_fatal_error = false;
/* Initialize pci space address eg: mpi offset */
ret = init_pci_device_addresses(pm8001_ha);
if (ret) {
pm8001_dbg(pm8001_ha, FAIL,
"Failed to init pci addresses");
return ret;
}
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_ha->max_q_num; i++) {
update_inbnd_queue_table(pm8001_ha, i);
update_outbnd_queue_table(pm8001_ha, i);
}
/* notify firmware update finished and check initialization status */
if (0 == mpi_init_check(pm8001_ha)) {
pm8001_dbg(pm8001_ha, INIT, "MPI initialize successful!\n");
} else
return -EBUSY;
return 0;
}
static void pm80xx_chip_post_init(struct pm8001_hba_info *pm8001_ha)
{
/* send SAS protocol timer configuration page to FW */
pm80xx_set_sas_protocol_timer_config(pm8001_ha);
/* Check for encryption */
if (pm8001_ha->chip->encrypt) {
int ret;
pm8001_dbg(pm8001_ha, INIT, "Checking for encryption\n");
ret = pm80xx_get_encrypt_info(pm8001_ha);
if (ret == -1) {
pm8001_dbg(pm8001_ha, INIT, "Encryption error !!\n");
if (pm8001_ha->encrypt_info.status == 0x81) {
pm8001_dbg(pm8001_ha, INIT,
"Encryption enabled with error.Saving encryption key to flash\n");
pm80xx_encrypt_update(pm8001_ha);
}
}
}
}
static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
{
u32 max_wait_count;
u32 value;
u32 gst_len_mpistate;
int ret;
ret = init_pci_device_addresses(pm8001_ha);
if (ret) {
pm8001_dbg(pm8001_ha, FAIL,
"Failed to init pci addresses");
return ret;
}
/* 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 */
if (IS_SPCV_12G(pm8001_ha->pdev)) {
max_wait_count = SPCV_DOORBELL_CLEAR_TIMEOUT;
} else {
max_wait_count = SPC_DOORBELL_CLEAR_TIMEOUT;
}
do {
msleep(FW_READY_INTERVAL);
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_dbg(pm8001_ha, FAIL, "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 = 100; /* 2 sec for spcv/ve */
do {
msleep(FW_READY_INTERVAL);
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_dbg(pm8001_ha, FAIL, " TIME OUT MPI State = 0x%x\n",
gst_len_mpistate & GST_MPI_STATE_MASK);
return -1;
}
return 0;
}
/**
* pm80xx_fatal_errors - returns non-zero *ONLY* when fatal errors
* @pm8001_ha: our hba card information
*
* Fatal errors are recoverable only after a host reboot.
*/
int
pm80xx_fatal_errors(struct pm8001_hba_info *pm8001_ha)
{
int ret = 0;
u32 scratch_pad_rsvd0 = pm8001_cr32(pm8001_ha, 0,
MSGU_SCRATCH_PAD_RSVD_0);
u32 scratch_pad_rsvd1 = pm8001_cr32(pm8001_ha, 0,
MSGU_SCRATCH_PAD_RSVD_1);
u32 scratch_pad1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
u32 scratch_pad2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
u32 scratch_pad3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
if (pm8001_ha->chip_id != chip_8006 &&
pm8001_ha->chip_id != chip_8074 &&
pm8001_ha->chip_id != chip_8076) {
return 0;
}
if (MSGU_SCRATCHPAD1_STATE_FATAL_ERROR(scratch_pad1)) {
pm8001_dbg(pm8001_ha, FAIL,
"Fatal error SCRATCHPAD1 = 0x%x SCRATCHPAD2 = 0x%x SCRATCHPAD3 = 0x%x SCRATCHPAD_RSVD0 = 0x%x SCRATCHPAD_RSVD1 = 0x%x\n",
scratch_pad1, scratch_pad2, scratch_pad3,
scratch_pad_rsvd0, scratch_pad_rsvd1);
ret = 1;
}
return ret;
}
/**
* pm80xx_chip_soft_rst - soft reset the PM8001 chip, so that all
* FW register status are reset 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;
u32 ibutton0, ibutton1;
/* Process MPI table uninitialization only if FW is ready */
if (!pm8001_ha->controller_fatal_error) {
/* Check if MPI is in ready state to reset */
if (mpi_uninit_check(pm8001_ha) != 0) {
u32 r0 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
u32 r1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
u32 r2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
u32 r3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
pm8001_dbg(pm8001_ha, FAIL,
"MPI state is not ready scratch: %x:%x:%x:%x\n",
r0, r1, r2, r3);
/* if things aren't ready but the bootloader is ok then
* try the reset anyway.
*/
if (r1 & SCRATCH_PAD1_BOOTSTATE_MASK)
return -1;
}
}
/* checked for reset register normal state; 0x0 */
regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
pm8001_dbg(pm8001_ha, INIT, "reset register before write : 0x%x\n",
regval);
pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE);
msleep(500);
regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET);
pm8001_dbg(pm8001_ha, INIT, "reset register after write 0x%x\n",
regval);
if ((regval & SPCv_SOFT_RESET_READ_MASK) ==
SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) {
pm8001_dbg(pm8001_ha, MSG,
" soft reset successful [regval: 0x%x]\n",
regval);
} else {
pm8001_dbg(pm8001_ha, MSG,
" 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_dbg(pm8001_ha, MSG,
"Bootloader state - HDA mode SEEPROM\n");
} else if (bootloader_state ==
SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) {
pm8001_dbg(pm8001_ha, MSG,
"Bootloader state - HDA mode Bootstrap Pin\n");
} else if (bootloader_state ==
SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) {
pm8001_dbg(pm8001_ha, MSG,
"Bootloader state - HDA mode soft reset\n");
} else if (bootloader_state ==
SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) {
pm8001_dbg(pm8001_ha, MSG,
"Bootloader state-HDA mode critical error\n");
}
return -EBUSY;
}
/* check the firmware status after reset */
if (-1 == check_fw_ready(pm8001_ha)) {
pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n");
/* check iButton feature support for motherboard controller */
if (pm8001_ha->pdev->subsystem_vendor !=
PCI_VENDOR_ID_ADAPTEC2 &&
pm8001_ha->pdev->subsystem_vendor !=
PCI_VENDOR_ID_ATTO &&
pm8001_ha->pdev->subsystem_vendor != 0) {
ibutton0 = pm8001_cr32(pm8001_ha, 0,
MSGU_SCRATCH_PAD_RSVD_0);
ibutton1 = pm8001_cr32(pm8001_ha, 0,
MSGU_SCRATCH_PAD_RSVD_1);
if (!ibutton0 && !ibutton1) {
pm8001_dbg(pm8001_ha, FAIL,
"iButton Feature is not Available!!!\n");
return -EBUSY;
}
if (ibutton0 == 0xdeadbeef && ibutton1 == 0xdeadbeef) {
pm8001_dbg(pm8001_ha, FAIL,
"CRC Check for iButton Feature Failed!!!\n");
return -EBUSY;
}
}
}
pm8001_dbg(pm8001_ha, INIT, "SPCv soft reset Complete\n");
return 0;
}
static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
{
u32 i;
pm8001_dbg(pm8001_ha, INIT, "chip reset start\n");
/* do SPCv chip reset. */
pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11);
pm8001_dbg(pm8001_ha, INIT, "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_dbg(pm8001_ha, INIT, "chip reset finished\n");
}
/**
* pm80xx_chip_intx_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);
}
/**
* pm80xx_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);
}
/**
* pm80xx_chip_interrupt_enable - enable PM8001 chip interrupt
* @pm8001_ha: our hba card information
* @vec: interrupt number to enable
*/
static void
pm80xx_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
#ifdef PM8001_USE_MSIX
if (vec < 32)
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR, 1U << vec);
else
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_CLR_U,
1U << (vec - 32));
return;
#endif
pm80xx_chip_intx_interrupt_enable(pm8001_ha);
}
/**
* pm80xx_chip_interrupt_disable - disable PM8001 chip interrupt
* @pm8001_ha: our hba card information
* @vec: interrupt number to disable
*/
static void
pm80xx_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
#ifdef PM8001_USE_MSIX
if (vec == 0xFF) {
/* disable all vectors 0-31, 32-63 */
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 0xFFFFFFFF);
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U, 0xFFFFFFFF);
} else if (vec < 32)
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, 1U << vec);
else
pm8001_cw32(pm8001_ha, 0, MSGU_ODMR_U,
1U << (vec - 32));
return;
#endif
pm80xx_chip_intx_interrupt_disable(pm8001_ha);
}
/**
* 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 representing
* that he has finished the job; please check the corresponding 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_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status);
if (unlikely(!t || !t->lldd_task || !t->dev))
return;
ts = &t->task_status;
pm8001_dbg(pm8001_ha, DEV,
"tag::0x%x, status::0x%x task::0x%p\n", tag, status, t);
/* Print sas address of IO failed device */
if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
(status != IO_UNDERFLOW))
pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n",
SAS_ADDR(t->dev->sas_addr));
switch (status) {
case IO_SUCCESS:
pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS ,param = 0x%x\n",
param);
if (param == 0) {
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_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)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_ABORTED:
pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_UNDERFLOW:
/* SSP Completion with error */
pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW ,param = 0x%x\n",
param);
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
ts->residual = param;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_NO_DEVICE:
pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_PHY_DOWN;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_PHY_NOT_READY:
pm8001_dbg(pm8001_ha, IO, "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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME:
pm8001_dbg(pm8001_ha, IO,
"IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
pm8001_dbg(pm8001_ha, IO,
"IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_NAK_RECEIVED:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_DMA:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_OFFSET_MISMATCH:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_PORT_IN_RESET:
pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_DS_NON_OPERATIONAL:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_TM_TAG_NOT_FOUND:
pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
default:
pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status);
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
}
pm8001_dbg(pm8001_ha, IO, "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_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_dbg(pm8001_ha, FAIL,
"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, ccb);
if (t->slow_task)
complete(&t->slow_task->completion);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
}
}
/*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_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event);
if (unlikely(!t || !t->lldd_task || !t->dev))
return;
ts = &t->task_status;
pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
port_id, tag, event);
switch (event) {
case IO_OVERFLOW:
pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
ts->residual = 0;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK);
return;
case IO_XFER_ERROR_PHY_NOT_READY:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IOERR,
"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_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
return;
default:
pm8001_dbg(pm8001_ha, DEVIO, "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_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_dbg(pm8001_ha, FAIL,
"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, ccb);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
}
}
/*See the comments for mpi_ssp_completion */
static void
mpi_sata_completion(struct pm8001_hba_info *pm8001_ha,
struct outbound_queue_table *circularQ, void *piomb)
{
struct sas_task *t;
struct pm8001_ccb_info *ccb;
u32 param;
u32 status;
u32 tag;
int i, j;
u8 sata_addr_low[4];
u32 temp_sata_addr_low, temp_sata_addr_hi;
u8 sata_addr_hi[4];
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);
param = le32_to_cpu(psataPayload->param);
tag = le32_to_cpu(psataPayload->tag);
ccb = &pm8001_ha->ccb_info[tag];
t = ccb->task;
pm8001_dev = ccb->device;
if (t) {
if (t->dev && (t->dev->lldd_dev))
pm8001_dev = t->dev->lldd_dev;
} else {
pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n",
ccb->ccb_tag);
pm8001_ccb_free(pm8001_ha, ccb);
return;
}
if (pm8001_dev && unlikely(!t->lldd_task || !t->dev))
return;
ts = &t->task_status;
if (status != IO_SUCCESS) {
pm8001_dbg(pm8001_ha, FAIL,
"IO failed device_id %u status 0x%x tag %d\n",
pm8001_dev->device_id, status, tag);
}
/* Print sas address of IO failed device */
if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) &&
(status != IO_UNDERFLOW)) {
if (!((t->dev->parent) &&
(dev_is_expander(t->dev->parent->dev_type)))) {
for (i = 0, j = 4; i <= 3 && j <= 7; i++, j++)
sata_addr_low[i] = pm8001_ha->sas_addr[j];
for (i = 0, j = 0; i <= 3 && j <= 3; i++, j++)
sata_addr_hi[i] = pm8001_ha->sas_addr[j];
memcpy(&temp_sata_addr_low, sata_addr_low,
sizeof(sata_addr_low));
memcpy(&temp_sata_addr_hi, sata_addr_hi,
sizeof(sata_addr_hi));
temp_sata_addr_hi = (((temp_sata_addr_hi >> 24) & 0xff)
|((temp_sata_addr_hi << 8) &
0xff0000) |
((temp_sata_addr_hi >> 8)
& 0xff00) |
((temp_sata_addr_hi << 24) &
0xff000000));
temp_sata_addr_low = ((((temp_sata_addr_low >> 24)
& 0xff) |
((temp_sata_addr_low << 8)
& 0xff0000) |
((temp_sata_addr_low >> 8)
& 0xff00) |
((temp_sata_addr_low << 24)
& 0xff000000)) +
pm8001_dev->attached_phy +
0x10);
pm8001_dbg(pm8001_ha, FAIL,
"SAS Address of IO Failure Drive:%08x%08x\n",
temp_sata_addr_hi,
temp_sata_addr_low);
} else {
pm8001_dbg(pm8001_ha, FAIL,
"SAS Address of IO Failure Drive:%016llx\n",
SAS_ADDR(t->dev->sas_addr));
}
}
switch (status) {
case IO_SUCCESS:
pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
if (param == 0) {
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_SAM_STAT_GOOD;
} else {
u8 len;
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_PROTO_RESPONSE;
ts->residual = param;
pm8001_dbg(pm8001_ha, IO,
"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 == DMA_FROM_DEVICE) {
len = sizeof(struct pio_setup_fis);
pm8001_dbg(pm8001_ha, IO,
"PIO read len = %d\n", len);
} else if (t->ata_task.use_ncq &&
t->data_dir != DMA_NONE) {
len = sizeof(struct set_dev_bits_fis);
pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n",
len);
} else {
len = sizeof(struct dev_to_host_fis);
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"response too large\n");
}
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_ABORTED:
pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
/* following cases are to do cases */
case IO_UNDERFLOW:
/* SATA Completion with error */
pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param);
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
ts->residual = param;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_NO_DEVICE:
pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_PHY_DOWN;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_INTERRUPTED;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_PHY_NOT_READY:
pm8001_dbg(pm8001_ha, IO, "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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
pm8001_dbg(pm8001_ha, IO,
"IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_UNKNOWN;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_REJECT;
ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
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_dbg(pm8001_ha, IO, "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;
spin_unlock_irqrestore(&circularQ->oq_lock,
circularQ->lock_flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
spin_lock_irqsave(&circularQ->oq_lock,
circularQ->lock_flags);
return;
}
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
pm8001_dbg(pm8001_ha, IO,
"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;
spin_unlock_irqrestore(&circularQ->oq_lock,
circularQ->lock_flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
spin_lock_irqsave(&circularQ->oq_lock,
circularQ->lock_flags);
return;
}
break;
case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
pm8001_dbg(pm8001_ha, IO,
"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;
spin_unlock_irqrestore(&circularQ->oq_lock,
circularQ->lock_flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
spin_lock_irqsave(&circularQ->oq_lock,
circularQ->lock_flags);
return;
}
break;
case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_NAK_RECEIVED:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_NAK_R_ERR;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_DMA:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n");
ts->resp = SAS_TASK_UNDELIVERED;
ts->stat = SAS_DEV_NO_RESPONSE;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_ERROR_REJECTED_NCQ_MODE:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_UNDERRUN;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_XFER_OPEN_RETRY_TIMEOUT:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_PORT_IN_RESET:
pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_DS_NON_OPERATIONAL:
pm8001_dbg(pm8001_ha, IO, "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;
spin_unlock_irqrestore(&circularQ->oq_lock,
circularQ->lock_flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
spin_lock_irqsave(&circularQ->oq_lock,
circularQ->lock_flags);
return;
}
break;
case IO_DS_IN_RECOVERY:
pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_DS_IN_ERROR:
pm8001_dbg(pm8001_ha, IO, "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;
spin_unlock_irqrestore(&circularQ->oq_lock,
circularQ->lock_flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
spin_lock_irqsave(&circularQ->oq_lock,
circularQ->lock_flags);
return;
}
break;
case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
pm8001_dbg(pm8001_ha, IO,
"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;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
default:
pm8001_dbg(pm8001_ha, DEVIO,
"Unknown status device_id %u status 0x%x tag %d\n",
pm8001_dev->device_id, status, tag);
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
}
spin_lock_irqsave(&t->task_state_lock, flags);
t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
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_dbg(pm8001_ha, FAIL,
"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, ccb);
if (t->slow_task)
complete(&t->slow_task->completion);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
spin_unlock_irqrestore(&circularQ->oq_lock,
circularQ->lock_flags);
pm8001_ccb_task_free_done(pm8001_ha, ccb);
spin_lock_irqsave(&circularQ->oq_lock,
circularQ->lock_flags);
}
}
/*See the comments for mpi_ssp_completion */
static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha,
struct outbound_queue_table *circularQ, 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);
if (event)
pm8001_dbg(pm8001_ha, FAIL, "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 by aborting the link - libata does what we want */
if (pm8001_dev)
pm8001_handle_event(pm8001_ha,
pm8001_dev,
IO_XFER_ERROR_ABORTED_NCQ_MODE);
return;
}
ccb = &pm8001_ha->ccb_info[tag];
t = ccb->task;
pm8001_dev = ccb->device;
if (unlikely(!t)) {
pm8001_dbg(pm8001_ha, FAIL, "task null, freeing CCB tag %d\n",
ccb->ccb_tag);
pm8001_ccb_free(pm8001_ha, ccb);
return;
}
if (unlikely(!t->lldd_task || !t->dev))
return;
ts = &t->task_status;
pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n",
port_id, tag, event);
switch (event) {
case IO_OVERFLOW:
pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
ts->residual = 0;
break;
case IO_XFER_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_INTERRUPTED;
break;
case IO_XFER_ERROR_PHY_NOT_READY:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, FAIL,
"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;
return;
}
break;
case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
pm8001_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
case IO_XFER_ERROR_UNEXPECTED_PHASE:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n");
break;
case IO_XFER_PIO_SETUP_ERROR:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, FAIL,
"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_dbg(pm8001_ha, FAIL, "IO_XFR_DMA_ACTIVATE_TIMEOUT\n");
/* TBC: used default set values */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
default:
pm8001_dbg(pm8001_ha, IO, "Unknown status 0x%x\n", event);
/* not allowed case. Therefore, return failed status */
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_OPEN_TO;
break;
}
}
/*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;
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_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status);
if (unlikely(!t || !t->lldd_task || !t->dev))
return;
pm8001_dbg(pm8001_ha, DEV, "tag::0x%x status::0x%x\n", tag, status);
switch (status) {
case IO_SUCCESS:
pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_SAM_STAT_GOOD;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
if (pm8001_ha->smp_exp_mode == SMP_DIRECT) {
struct scatterlist *sg_resp = &t->smp_task.smp_resp;
u8 *payload;
void *to;
pm8001_dbg(pm8001_ha, IO,
"DIRECT RESPONSE Length:%d\n",
param);
to = kmap_atomic(sg_page(sg_resp));
payload = to + sg_resp->offset;
for (i = 0; i < param; i++) {
*(payload + i) = psmpPayload->_r_a[i];
pm8001_dbg(pm8001_ha, IO,
"SMP Byte%d DMA data 0x%x psmp 0x%x\n",
i, *(payload + i),
psmpPayload->_r_a[i]);
}
kunmap_atomic(to);
}
break;
case IO_ABORTED:
pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_ABORTED_TASK;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_OVERFLOW:
pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DATA_OVERRUN;
ts->residual = 0;
if (pm8001_dev)
atomic_dec(&pm8001_dev->running_req);
break;
case IO_NO_DEVICE:
pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_PHY_DOWN;
break;
case IO_ERROR_HW_TIMEOUT:
pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_SAM_STAT_BUSY;
break;
case IO_XFER_ERROR_BREAK:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_SAM_STAT_BUSY;
break;
case IO_XFER_ERROR_PHY_NOT_READY:
pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_SAM_STAT_BUSY;
break;
case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
pm8001_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_QUEUE_FULL;
break;
case IO_PORT_IN_RESET:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n");
ts->resp = SAS_TASK_COMPLETE;
ts->stat = SAS_DEV_NO_RESPONSE;
break;
case IO_DS_IN_RECOVERY:
pm8001_dbg(pm8001_ha, IO, "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_dbg(pm8001_ha, IO,
"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_dbg(pm8001_ha, DEVIO, "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_STATE_DONE;
if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_dbg(pm8001_ha, FAIL,
"task 0x%p done with io_status 0x%x resp 0x%xstat 0x%x but aborted by upper layer!\n",
t, status, ts->resp, ts->stat);
pm8001_ccb_task_free(pm8001_ha, ccb);
} else {
spin_unlock_irqrestore(&t->task_state_lock, flags);
pm8001_ccb_task_free(pm8001_ha, ccb);
mb();/* in order to force CPU ordering */
t->task_done(t);
}
}
/**
* pm80xx_hw_event_ack_req- For PM8001, some events need to acknowledge 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;
memset((u8 *)&payload, 0, sizeof(payload));
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, Qnum, opc, &payload,
sizeof(payload), 0);
}
static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
u32 phyId, u32 phy_op);
static void hw_event_port_recover(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);
u8 phy_id = (u8)((phyid_npip_portstate & 0xFF0000) >> 16);
u32 lr_status_evt_portid =
le32_to_cpu(pPayload->lr_status_evt_portid);
u8 deviceType = pPayload->sas_identify.dev_type;
u8 link_rate = (u8)((lr_status_evt_portid & 0xF0000000) >> 28);
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
u8 port_id = (u8)(lr_status_evt_portid & 0x000000FF);
struct pm8001_port *port = &pm8001_ha->port[port_id];
if (deviceType == SAS_END_DEVICE) {
pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id,
PHY_NOTIFY_ENABLE_SPINUP);
}
port->wide_port_phymap |= (1U << phy_id);
pm8001_get_lrate_mode(phy, link_rate);
phy->sas_phy.oob_mode = SAS_OOB_MODE;
phy->phy_state = PHY_STATE_LINK_UP_SPCV;
phy->phy_attached = 1;
}
/**
* 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 pm8001_phy *phy = &pm8001_ha->phy[phy_id];
unsigned long flags;
u8 deviceType = pPayload->sas_identify.dev_type;
phy->port = port;
port->port_id = port_id;
port->port_state = portstate;
port->wide_port_phymap |= (1U << phy_id);
phy->phy_state = PHY_STATE_LINK_UP_SPCV;
pm8001_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG, "device type no device.\n");
break;
case SAS_END_DEVICE:
pm8001_dbg(pm8001_ha, MSG, "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_dbg(pm8001_ha, MSG, "expander device.\n");
port->port_attached = 1;
pm8001_get_lrate_mode(phy, link_rate);
break;
case SAS_FANOUT_EXPANDER_DEVICE:
pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n");
port->port_attached = 1;
pm8001_get_lrate_mode(phy, link_rate);
break;
default:
pm8001_dbg(pm8001_ha, DEVIO, "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_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC);
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 for disk to spin up */
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 pm8001_phy *phy = &pm8001_ha->phy[phy_id];
unsigned long flags;
pm8001_dbg(pm8001_ha, DEVIO,
"port id %d, phy id %d link_rate %d portstate 0x%x\n",
port_id, phy_id, link_rate, portstate);
phy->port = port;
port->port_id = port_id;
port->port_state = portstate;
phy->phy_state = PHY_STATE_LINK_UP_SPCV;
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_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE, GFP_ATOMIC);
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];
u32 port_sata = (phy->phy_type & PORT_TYPE_SATA);
port->port_state = portstate;
phy->identify.device_type = 0;
phy->phy_attached = 0;
switch (portstate) {
case PORT_VALID:
break;
case PORT_INVALID:
pm8001_dbg(pm8001_ha, MSG, " PortInvalid portID %d\n",
port_id);
pm8001_dbg(pm8001_ha, MSG,
" Last phy Down and port invalid\n");
if (port_sata) {
phy->phy_type = 0;
port->port_attached = 0;
pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
port_id, phy_id, 0, 0);
}
sas_phy_disconnected(&phy->sas_phy);
break;
case PORT_IN_RESET:
pm8001_dbg(pm8001_ha, MSG, " Port In Reset portID %d\n",
port_id);
break;
case PORT_NOT_ESTABLISHED:
pm8001_dbg(pm8001_ha, MSG,
" Phy Down and PORT_NOT_ESTABLISHED\n");
port->port_attached = 0;
break;
case PORT_LOSTCOMM:
pm8001_dbg(pm8001_ha, MSG, " Phy Down and PORT_LOSTCOMM\n");
pm8001_dbg(pm8001_ha, MSG,
" Last phy Down and port invalid\n");
if (port_sata) {
port->port_attached = 0;
phy->phy_type = 0;
pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
port_id, phy_id, 0, 0);
}
sas_phy_disconnected(&phy->sas_phy);
break;
default:
port->port_attached = 0;
pm8001_dbg(pm8001_ha, DEVIO,
" Phy Down and(default) = 0x%x\n",
portstate);
break;
}
if (port_sata && (portstate != PORT_IN_RESET))
sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL,
GFP_ATOMIC);
}
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) & 0xFF;
struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
pm8001_dbg(pm8001_ha, INIT,
"phy start resp status:0x%x, phyid:0x%x\n",
status, phy_id);
if (status == 0)
phy->phy_state = PHY_LINK_DOWN;
if (pm8001_ha->flags == PM8001F_RUN_TIME &&
phy->enable_completion != NULL) {
complete(phy->enable_completion);
phy->enable_completion = NULL;
}
return 0;
}
/**
* mpi_thermal_hw_event - a thermal 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_dbg(pm8001_ha, IO,
"Thermal Event: Local high temperature violated!\n");
pm8001_dbg(pm8001_ha, IO,
"Thermal Event: Measured local high temperature %d\n",
((rht_lht & 0xFF00) >> 8));
}
if (thermal_event & 0x10) {
pm8001_dbg(pm8001_ha, IO,
"Thermal Event: Remote high temperature violated!\n");
pm8001_dbg(pm8001_ha, IO,
"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, i;
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 pm8001_port *port = &pm8001_ha->port[port_id];
struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
pm8001_dbg(pm8001_ha, DEV,
"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_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS\n");
hw_event_sas_phy_up(pm8001_ha, piomb);
break;
case HW_EVENT_SATA_PHY_UP:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_PHY_UP\n");
hw_event_sata_phy_up(pm8001_ha, piomb);
break;
case HW_EVENT_SATA_SPINUP_HOLD:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_SPINUP_HOLD\n");
sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD,
GFP_ATOMIC);
break;
case HW_EVENT_PHY_DOWN:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_DOWN\n");
hw_event_phy_down(pm8001_ha, piomb);
phy->phy_attached = 0;
phy->phy_state = PHY_LINK_DISABLE;
break;
case HW_EVENT_PORT_INVALID:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_INVALID\n");
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
GFP_ATOMIC);
break;
/* the broadcast change primitive received, tell the LIBSAS this event
to revalidate the sas domain*/
case HW_EVENT_BROADCAST_CHANGE:
pm8001_dbg(pm8001_ha, MSG, "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_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
break;
case HW_EVENT_PHY_ERROR:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_ERROR\n");
sas_phy_disconnected(&phy->sas_phy);
phy->phy_attached = 0;
sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR, GFP_ATOMIC);
break;
case HW_EVENT_BROADCAST_EXP:
pm8001_dbg(pm8001_ha, MSG, "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_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
break;
case HW_EVENT_LINK_ERR_INVALID_DWORD:
pm8001_dbg(pm8001_ha, MSG,
"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);
break;
case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
pm8001_dbg(pm8001_ha, MSG,
"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);
break;
case HW_EVENT_LINK_ERR_CODE_VIOLATION:
pm8001_dbg(pm8001_ha, MSG,
"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);
break;
case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
pm8001_dbg(pm8001_ha, MSG,
"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);
break;
case HW_EVENT_MALFUNCTION:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_MALFUNCTION\n");
break;
case HW_EVENT_BROADCAST_SES:
pm8001_dbg(pm8001_ha, MSG, "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_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
break;
case HW_EVENT_INBOUND_CRC_ERROR:
pm8001_dbg(pm8001_ha, MSG, "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_dbg(pm8001_ha, MSG, "HW_EVENT_HARD_RESET_RECEIVED\n");
sas_notify_port_event(sas_phy, PORTE_HARD_RESET, GFP_ATOMIC);
break;
case HW_EVENT_ID_FRAME_TIMEOUT:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_ID_FRAME_TIMEOUT\n");
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
GFP_ATOMIC);
break;
case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
pm8001_dbg(pm8001_ha, MSG,
"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_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
GFP_ATOMIC);
break;
case HW_EVENT_PORT_RESET_TIMER_TMO:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_TIMER_TMO\n");
if (!pm8001_ha->phy[phy_id].reset_completion) {
pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
port_id, phy_id, 0, 0);
}
sas_phy_disconnected(sas_phy);
phy->phy_attached = 0;
sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR,
GFP_ATOMIC);
if (pm8001_ha->phy[phy_id].reset_completion) {
pm8001_ha->phy[phy_id].port_reset_status =
PORT_RESET_TMO;
complete(pm8001_ha->phy[phy_id].reset_completion);
pm8001_ha->phy[phy_id].reset_completion = NULL;
}
break;
case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
pm8001_dbg(pm8001_ha, MSG,
"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);
for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
if (port->wide_port_phymap & (1 << i)) {
phy = &pm8001_ha->phy[i];
sas_notify_phy_event(&phy->sas_phy,
PHYE_LOSS_OF_SIGNAL, GFP_ATOMIC);
port->wide_port_phymap &= ~(1 << i);
}
}
break;
case HW_EVENT_PORT_RECOVER:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RECOVER\n");
hw_event_port_recover(pm8001_ha, piomb);
break;
case HW_EVENT_PORT_RESET_COMPLETE:
pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_COMPLETE\n");
if (pm8001_ha->phy[phy_id].reset_completion) {
pm8001_ha->phy[phy_id].port_reset_status =
PORT_RESET_SUCCESS;
complete(pm8001_ha->phy[phy_id].reset_completion);
pm8001_ha->phy[phy_id].reset_completion = NULL;
}
break;
case EVENT_BROADCAST_ASYNCH_EVENT:
pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n");
break;
default:
pm8001_dbg(pm8001_ha, DEVIO, "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) & 0xFF;
struct pm8001_phy *phy = &pm8001_ha->phy[phyid];
pm8001_dbg(pm8001_ha, MSG, "phy:0x%x status:0x%x\n",
phyid, status);
if (status == PHY_STOP_SUCCESS ||
status == PHY_STOP_ERR_DEVICE_ATTACHED) {
phy->phy_state = PHY_LINK_DISABLE;
phy->sas_phy.phy->negotiated_linkrate = SAS_PHY_DISABLED;
phy->sas_phy.linkrate = SAS_PHY_DISABLED;
}
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_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG, " 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_dbg(pm8001_ha, MSG, " 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_dbg(pm8001_ha, MSG, " 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)
{
u32 tag;
u8 page_code;
int rc = 0;
struct set_phy_profile_resp *pPayload =
(struct set_phy_profile_resp *)(piomb + 4);
u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid);
u32 status = le32_to_cpu(pPayload->status);
tag = le32_to_cpu(pPayload->tag);
page_code = (u8)((ppc_phyid & 0xFF00) >> 8);
if (status) {
/* status is FAILED */
pm8001_dbg(pm8001_ha, FAIL,
"PhyProfile command failed with status 0x%08X\n",
status);
rc = -1;
} else {
if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) {
pm8001_dbg(pm8001_ha, FAIL, "Invalid page code 0x%X\n",
page_code);
rc = -1;
}
}
pm8001_tag_free(pm8001_ha, tag);
return rc;
}
/**
* 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_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG, " 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_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n");
return 0;
}
/**
* process_one_iomb - process one outbound Queue memory block
* @pm8001_ha: our hba card information
* @circularQ: outbound circular queue
* @piomb: IO message buffer
*/
static void process_one_iomb(struct pm8001_hba_info *pm8001_ha,
struct outbound_queue_table *circularQ, void *piomb)
{
__le32 pHeader = *(__le32 *)piomb;
u32 opc = (u32)((le32_to_cpu(pHeader)) & 0xFFF);
switch (opc) {
case OPC_OUB_ECHO:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n");
break;
case OPC_OUB_HW_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n");
mpi_hw_event(pm8001_ha, piomb);
break;
case OPC_OUB_THERM_HW_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_THERMAL_EVENT\n");
mpi_thermal_hw_event(pm8001_ha, piomb);
break;
case OPC_OUB_SSP_COMP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n");
mpi_ssp_completion(pm8001_ha, piomb);
break;
case OPC_OUB_SMP_COMP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n");
mpi_smp_completion(pm8001_ha, piomb);
break;
case OPC_OUB_LOCAL_PHY_CNTRL:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n");
pm8001_mpi_local_phy_ctl(pm8001_ha, piomb);
break;
case OPC_OUB_DEV_REGIST:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n");
pm8001_mpi_reg_resp(pm8001_ha, piomb);
break;
case OPC_OUB_DEREG_DEV:
pm8001_dbg(pm8001_ha, MSG, "unregister the device\n");
pm8001_mpi_dereg_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_DEV_HANDLE:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n");
break;
case OPC_OUB_SATA_COMP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n");
mpi_sata_completion(pm8001_ha, circularQ, piomb);
break;
case OPC_OUB_SATA_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n");
mpi_sata_event(pm8001_ha, circularQ, piomb);
break;
case OPC_OUB_SSP_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n");
mpi_ssp_event(pm8001_ha, piomb);
break;
case OPC_OUB_DEV_HANDLE_ARRIV:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n");
/*This is for target*/
break;
case OPC_OUB_SSP_RECV_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n");
/*This is for target*/
break;
case OPC_OUB_FW_FLASH_UPDATE:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n");
pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GPIO_RESPONSE:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n");
break;
case OPC_OUB_GPIO_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n");
break;
case OPC_OUB_GENERAL_EVENT:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n");
pm8001_mpi_general_event(pm8001_ha, piomb);
break;
case OPC_OUB_SSP_ABORT_RSP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n");
pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SATA_ABORT_RSP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n");
pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SAS_DIAG_MODE_START_END:
pm8001_dbg(pm8001_ha, MSG,
"OPC_OUB_SAS_DIAG_MODE_START_END\n");
break;
case OPC_OUB_SAS_DIAG_EXECUTE:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n");
break;
case OPC_OUB_GET_TIME_STAMP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n");
break;
case OPC_OUB_SAS_HW_EVENT_ACK:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n");
break;
case OPC_OUB_PORT_CONTROL:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n");
break;
case OPC_OUB_SMP_ABORT_RSP:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n");
pm8001_mpi_task_abort_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_NVMD_DATA:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n");
pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SET_NVMD_DATA:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n");
pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb);
break;
case OPC_OUB_DEVICE_HANDLE_REMOVAL:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n");
break;
case OPC_OUB_SET_DEVICE_STATE:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n");
pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb);
break;
case OPC_OUB_GET_DEVICE_STATE:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n");
break;
case OPC_OUB_SET_DEV_INFO:
pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n");
break;
/* spcv specific commands */
case OPC_OUB_PHY_START_RESP:
pm8001_dbg(pm8001_ha, MSG,
"OPC_OUB_PHY_START_RESP opcode:%x\n", opc);
mpi_phy_start_resp(pm8001_ha, piomb);
break;
case OPC_OUB_PHY_STOP_RESP:
pm8001_dbg(pm8001_ha, MSG,
"OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc);
mpi_phy_stop_resp(pm8001_ha, piomb);
break;
case OPC_OUB_SET_CONTROLLER_CONFIG:
pm8001_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG,
"OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc);
mpi_kek_management_resp(pm8001_ha, piomb);
break;
case OPC_OUB_DEK_MANAGEMENT_RESP:
pm8001_dbg(pm8001_ha, MSG,
"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_dbg(pm8001_ha, MSG,
"OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc);
ssp_coalesced_comp_resp(pm8001_ha, piomb);
break;
default:
pm8001_dbg(pm8001_ha, DEVIO,
"Unknown outbound Queue IOMB OPC = 0x%x\n", opc);
break;
}
}
static void print_scratchpad_registers(struct pm8001_hba_info *pm8001_ha)
{
pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_0: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_1:0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_2: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_3: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_0: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_1: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_2: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_3: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_4: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_5: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_0));
pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n",
pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_RSVD_1));
}
static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
struct outbound_queue_table *circularQ;
void *pMsg1 = NULL;
u8 bc;
u32 ret = MPI_IO_STATUS_FAIL;
u32 regval;
/*
* Fatal errors are programmed to be signalled in irq vector
* pm8001_ha->max_q_num - 1 through pm8001_ha->main_cfg_tbl.pm80xx_tbl.
* fatal_err_interrupt
*/
if (vec == (pm8001_ha->max_q_num - 1)) {
u32 mipsall_ready;
if (pm8001_ha->chip_id == chip_8008 ||
pm8001_ha->chip_id == chip_8009)
mipsall_ready = SCRATCH_PAD_MIPSALL_READY_8PORT;
else
mipsall_ready = SCRATCH_PAD_MIPSALL_READY_16PORT;
regval = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
if ((regval & mipsall_ready) != mipsall_ready) {
pm8001_ha->controller_fatal_error = true;
pm8001_dbg(pm8001_ha, FAIL,
"Firmware Fatal error! Regval:0x%x\n",
regval);
pm8001_handle_event(pm8001_ha, NULL, IO_FATAL_ERROR);
print_scratchpad_registers(pm8001_ha);
return ret;
} else {
/*read scratchpad rsvd 0 register*/
regval = pm8001_cr32(pm8001_ha, 0,
MSGU_SCRATCH_PAD_RSVD_0);
switch (regval) {
case NON_FATAL_SPBC_LBUS_ECC_ERR:
case NON_FATAL_BDMA_ERR:
case NON_FATAL_THERM_OVERTEMP_ERR:
/*Clear the register*/
pm8001_cw32(pm8001_ha, 0,
MSGU_SCRATCH_PAD_RSVD_0,
0x00000000);
break;
default:
break;
}
}
}
circularQ = &pm8001_ha->outbnd_q_tbl[vec];
spin_lock_irqsave(&circularQ->oq_lock, circularQ->lock_flags);
do {
/* spurious interrupt during setup if kexec-ing and
* driver doing a doorbell access w/ the pre-kexec oq
* interrupt setup.
*/
if (!circularQ->pi_virt)
break;
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, circularQ,
(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(&circularQ->oq_lock, circularQ->lock_flags);
return ret;
}
/* DMA_... to our direction translation. */
static const u8 data_dir_flags[] = {
[DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT, /* UNSPECIFIED */
[DMA_TO_DEVICE] = DATA_DIR_OUT, /* OUTBOUND */
[DMA_FROM_DEVICE] = DATA_DIR_IN, /* INBOUND */
[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));
}
}
/**
* pm80xx_chip_smp_req - send an 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, *smp_req;
u32 req_len, resp_len;
struct smp_req smp_cmd;
u32 opc;
u32 i, length;
u8 *payload;
u8 *to;
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, DMA_TO_DEVICE);
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, DMA_FROM_DEVICE);
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;
smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
length = sg_req->length;
pm8001_dbg(pm8001_ha, IO, "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;
smp_req = &task->smp_task.smp_req;
to = kmap_atomic(sg_page(smp_req));
payload = to + smp_req->offset;
/* INDIRECT MODE command settings. Use DMA */
if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) {
pm8001_dbg(pm8001_ha, IO, "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] = *(payload + 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_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n");
for (i = 0; i < length; i++)
if (i < 16) {
smp_cmd.smp_req16[i] = *(payload + i);
pm8001_dbg(pm8001_ha, IO,
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req16[i],
*(payload));
} else {
smp_cmd.smp_req[i] = *(payload + i);
pm8001_dbg(pm8001_ha, IO,
"Byte[%d]:%x (DMA data:%x)\n",
i, smp_cmd.smp_req[i],
*(payload));
}
}
kunmap_atomic(to);
build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag,
&smp_cmd, pm8001_ha->smp_exp_mode, length);
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &smp_cmd,
sizeof(smp_cmd), 0);
if (rc)
goto err_out_2;
return 0;
err_out_2:
dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
DMA_FROM_DEVICE);
err_out:
dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
DMA_TO_DEVICE);
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;
}
static u32 pm80xx_chip_get_q_index(struct sas_task *task)
{
struct request *rq = sas_task_find_rq(task);
if (!rq)
return 0;
return blk_mq_unique_tag_to_hwq(blk_mq_unique_tag(rq));
}
/**
* pm80xx_chip_ssp_io_req - send an 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;
u64 phys_addr, end_addr;
u32 end_addr_high, end_addr_low;
u32 q_index;
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);
q_index = pm80xx_chip_get_q_index(task);
/* Check if encryption is set */
if (pm8001_ha->chip->encrypt &&
!(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) {
pm8001_dbg(pm8001_ha, IO,
"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;
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;
/* Check 4G Boundary */
end_addr = dma_addr + le32_to_cpu(ssp_cmd.enc_len) - 1;
end_addr_low = lower_32_bits(end_addr);
end_addr_high = upper_32_bits(end_addr);
if (end_addr_high != le32_to_cpu(ssp_cmd.enc_addr_high)) {
pm8001_dbg(pm8001_ha, FAIL,
"The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
dma_addr,
le32_to_cpu(ssp_cmd.enc_len),
end_addr_high, end_addr_low);
pm8001_chip_make_sg(task->scatter, 1,
ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle;
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(1U<<31);
}
} 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 = cpu_to_le32(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_dbg(pm8001_ha, IO,
"Sending Normal SAS command 0x%x inb q %x\n",
task->ssp_task.cmd->cmnd[0], q_index);
/* 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;
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;
/* Check 4G Boundary */
end_addr = dma_addr + le32_to_cpu(ssp_cmd.len) - 1;
end_addr_low = lower_32_bits(end_addr);
end_addr_high = upper_32_bits(end_addr);
if (end_addr_high != le32_to_cpu(ssp_cmd.addr_high)) {
pm8001_dbg(pm8001_ha, FAIL,
"The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
dma_addr,
le32_to_cpu(ssp_cmd.len),
end_addr_high, end_addr_low);
pm8001_chip_make_sg(task->scatter, 1,
ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle;
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 == 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;
}
}
return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &ssp_cmd,
sizeof(ssp_cmd), q_index);
}
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;
struct ata_queued_cmd *qc = task->uldd_task;
u32 tag = ccb->ccb_tag, q_index;
struct sata_start_req sata_cmd;
u32 hdr_tag, ncg_tag = 0;
u64 phys_addr, end_addr;
u32 end_addr_high, end_addr_low;
u32 ATAP = 0x0;
u32 dir;
u32 opc = OPC_INB_SATA_HOST_OPSTART;
memset(&sata_cmd, 0, sizeof(sata_cmd));
q_index = pm80xx_chip_get_q_index(task);
if (task->data_dir == DMA_NONE && !task->ata_task.use_ncq) {
ATAP = 0x04; /* no data*/
pm8001_dbg(pm8001_ha, IO, "no data\n");
} else if (likely(!task->ata_task.device_control_reg_update)) {
if (task->ata_task.use_ncq &&
dev->sata_dev.class != ATA_DEV_ATAPI) {
ATAP = 0x07; /* FPDMA */
pm8001_dbg(pm8001_ha, IO, "FPDMA\n");
} else if (task->ata_task.dma_xfer) {
ATAP = 0x06; /* DMA */
pm8001_dbg(pm8001_ha, IO, "DMA\n");
} else {
ATAP = 0x05; /* PIO*/
pm8001_dbg(pm8001_ha, IO, "PIO\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_dbg(pm8001_ha, IO,
"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;
sata_cmd.enc_addr_low =
cpu_to_le32(lower_32_bits(phys_addr));
sata_cmd.enc_addr_high =
cpu_to_le32(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 =
cpu_to_le32(lower_32_bits(dma_addr));
sata_cmd.enc_addr_high =
cpu_to_le32(upper_32_bits(dma_addr));
sata_cmd.enc_len = cpu_to_le32(task->total_xfer_len);
sata_cmd.enc_esgl = 0;
/* Check 4G Boundary */
end_addr = dma_addr + le32_to_cpu(sata_cmd.enc_len) - 1;
end_addr_low = lower_32_bits(end_addr);
end_addr_high = upper_32_bits(end_addr);
if (end_addr_high != le32_to_cpu(sata_cmd.enc_addr_high)) {
pm8001_dbg(pm8001_ha, FAIL,
"The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
dma_addr,
le32_to_cpu(sata_cmd.enc_len),
end_addr_high, end_addr_low);
pm8001_chip_make_sg(task->scatter, 1,
ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle;
sata_cmd.enc_addr_low =
cpu_to_le32(lower_32_bits(phys_addr));
sata_cmd.enc_addr_high =
cpu_to_le32(upper_32_bits(phys_addr));
sata_cmd.enc_esgl =
cpu_to_le32(1 << 31);
}
} 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 = cpu_to_le32(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_dbg(pm8001_ha, IO,
"Sending Normal SATA command 0x%x inb %x\n",
sata_cmd.sata_fis.command, q_index);
/* 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;
sata_cmd.addr_low = lower_32_bits(phys_addr);
sata_cmd.addr_high = upper_32_bits(phys_addr);
sata_cmd.esgl = cpu_to_le32(1U << 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;
/* Check 4G Boundary */
end_addr = dma_addr + le32_to_cpu(sata_cmd.len) - 1;
end_addr_low = lower_32_bits(end_addr);
end_addr_high = upper_32_bits(end_addr);
if (end_addr_high != sata_cmd.addr_high) {
pm8001_dbg(pm8001_ha, FAIL,
"The sg list address start_addr=0x%016llx data_len=0x%xend_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n",
dma_addr,
le32_to_cpu(sata_cmd.len),
end_addr_high, end_addr_low);
pm8001_chip_make_sg(task->scatter, 1,
ccb->buf_prd);
phys_addr = ccb->ccb_dma_handle;
sata_cmd.addr_low = lower_32_bits(phys_addr);
sata_cmd.addr_high = upper_32_bits(phys_addr);
sata_cmd.esgl = cpu_to_le32(1U << 31);
}
} 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)));
}
trace_pm80xx_request_issue(pm8001_ha->id,
ccb->device ? ccb->device->attached_phy : PM8001_MAX_PHYS,
ccb->ccb_tag, opc,
qc ? qc->tf.command : 0, // ata opcode
ccb->device ? atomic_read(&ccb->device->running_req) : 0);
return pm8001_mpi_build_cmd(pm8001_ha, q_index, opc, &sata_cmd,
sizeof(sata_cmd), q_index);
}
/**
* pm80xx_chip_phy_start_req - start phy via PHY_START COMMAND
* @pm8001_ha: our hba card information.
* @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;
u32 tag = 0x01;
u32 opcode = OPC_INB_PHYSTART;
memset(&payload, 0, sizeof(payload));
payload.tag = cpu_to_le32(tag);
pm8001_dbg(pm8001_ha, INIT, "PHY START REQ for phy_id %d\n", phy_id);
payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
LINKMODE_AUTO | pm8001_ha->link_rate | 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;
return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload,
sizeof(payload), 0);
}
/**
* pm80xx_chip_phy_stop_req - start phy via PHY_STOP COMMAND
* @pm8001_ha: our hba card information.
* @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;
u32 tag = 0x01;
u32 opcode = OPC_INB_PHYSTOP;
memset(&payload, 0, sizeof(payload));
payload.tag = cpu_to_le32(tag);
payload.phy_id = cpu_to_le32(phy_id);
return pm8001_mpi_build_cmd(pm8001_ha, 0, opcode, &payload,
sizeof(payload), 0);
}
/*
* 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;
u32 linkrate, phy_id;
int rc;
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;
struct pm8001_port *port = dev->port->lldd_port;
memset(&payload, 0, sizeof(payload));
ccb = pm8001_ccb_alloc(pm8001_ha, pm8001_dev, NULL);
if (!ccb)
return -SAS_QUEUE_FULL;
payload.tag = cpu_to_le32(ccb->ccb_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 ||
dev_is_expander(pm8001_dev->dev_type))
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(((port->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, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_ccb_free(pm8001_ha, ccb);
return rc;
}
/**
* pm80xx_chip_phy_ctl_req - support the local phy operation
* @pm8001_ha: our hba card information.
* @phyId: the phy id which we wanted to operate
* @phy_op: phy operation to request
*/
static int pm80xx_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
u32 phyId, u32 phy_op)
{
u32 tag;
int rc;
struct local_phy_ctl_req payload;
u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
memset(&payload, 0, sizeof(payload));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
return rc;
payload.tag = cpu_to_le32(tag);
payload.phyop_phyid =
cpu_to_le32(((phy_op & 0xFF) << 8) | (phyId & 0xFF));
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_tag_free(pm8001_ha, tag);
return rc;
}
static u32 pm80xx_chip_is_our_interrupt(struct pm8001_hba_info *pm8001_ha)
{
#ifdef PM8001_USE_MSIX
return 1;
#else
u32 value;
value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
if (value)
return 1;
return 0;
#endif
}
/**
* pm80xx_chip_isr - PM8001 isr handler.
* @pm8001_ha: our hba card information.
* @vec: irq number.
*/
static irqreturn_t
pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
{
pm80xx_chip_interrupt_disable(pm8001_ha, vec);
pm8001_dbg(pm8001_ha, DEVIO,
"irq vec %d, ODMR:0x%x\n",
vec, pm8001_cr32(pm8001_ha, 0, 0x30));
process_oq(pm8001_ha, vec);
pm80xx_chip_interrupt_enable(pm8001_ha, vec);
return IRQ_HANDLED;
}
static void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
u32 operation, u32 phyid,
u32 length, u32 *buf)
{
u32 tag, i, j = 0;
int rc;
struct set_phy_profile_req payload;
u32 opc = OPC_INB_SET_PHY_PROFILE;
memset(&payload, 0, sizeof(payload));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc) {
pm8001_dbg(pm8001_ha, FAIL, "Invalid tag\n");
return;
}
payload.tag = cpu_to_le32(tag);
payload.ppc_phyid =
cpu_to_le32(((operation & 0xF) << 8) | (phyid & 0xFF));
pm8001_dbg(pm8001_ha, INIT,
" phy profile command for phy %x ,length is %d\n",
le32_to_cpu(payload.ppc_phyid), length);
for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) {
payload.reserved[j] = cpu_to_le32(*((u32 *)buf + i));
j++;
}
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_tag_free(pm8001_ha, tag);
}
void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
u32 length, u8 *buf)
{
u32 i;
for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
mpi_set_phy_profile_req(pm8001_ha,
SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf);
length = length + PHY_DWORD_LENGTH;
}
pm8001_dbg(pm8001_ha, INIT, "phy settings completed\n");
}
void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha,
u32 phy, u32 length, u32 *buf)
{
u32 tag, opc;
int rc, i;
struct set_phy_profile_req payload;
memset(&payload, 0, sizeof(payload));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc) {
pm8001_dbg(pm8001_ha, INIT, "Invalid tag\n");
return;
}
opc = OPC_INB_SET_PHY_PROFILE;
payload.tag = cpu_to_le32(tag);
payload.ppc_phyid =
cpu_to_le32(((SAS_PHY_ANALOG_SETTINGS_PAGE & 0xF) << 8)
| (phy & 0xFF));
for (i = 0; i < length; i++)
payload.reserved[i] = cpu_to_le32(*(buf + i));
rc = pm8001_mpi_build_cmd(pm8001_ha, 0, opc, &payload,
sizeof(payload), 0);
if (rc)
pm8001_tag_free(pm8001_ha, tag);
pm8001_dbg(pm8001_ha, INIT, "PHY %d settings applied\n", phy);
}
const struct pm8001_dispatch pm8001_80xx_dispatch = {
.name = "pmc80xx",
.chip_init = pm80xx_chip_init,
.chip_post_init = pm80xx_chip_post_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_interrupt = pm80xx_chip_is_our_interrupt,
.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,
.fatal_errors = pm80xx_fatal_errors,
.hw_event_ack_req = pm80xx_hw_event_ack_req,
};
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